СПОСОБ ПОЛУЧЕНИЯ ОКИСЛЕННЫХ ДРЕВЕСНЫХ ПРОДУКТОВ

Настоящее изобретение относится к лесохимической промышленности, конкретно к способу получения окисленных древесных продуктов, выбранных из древесины мягких пород, древесины твердых пород и лигнина или их смеси, включающему стадию a), на которой проводят реакцию частиц стружки одного или более древесных продуктов, где частицы стружки имеют средний диаметр от 0,1 до 10 см, в основном растворе при pH, составляющем от 12 до 14, причем молярность основного раствора составляет от 3 до 5 М, в атмосфере кислорода с применением по существу чистого кислорода, под давлением, составляющим от 0,5 до 10 МПа, причем температура составляет от 70 до 110°C, и при этом катализатор на основе металла не применяется. Техническим результатом изобретения является усовершенствованный способ окисления древесины и лигнина, протекающий при температуре менее 160°С, при отсутствии дорогостоящего катализатора и неэкологичного растворителя. 11 з.п. ф-лы, 2 ил., 14 табл., 15 пр.

ПРИМЕНЕНИЕ ЖИРНЫХ МЯГКИХ ВОСКОВ В КАЧЕСТВЕ ГИДРОФОБИЗИРУЮЩИХ АГЕНТОВ В ИЗДЕЛИЯХ ИЗ ЛЕСОМАТЕРИАЛОВ, ИЗДЕЛИЯ ИЗ ЛЕСОМАТЕРИАЛОВ, ПОЛУЧЕННЫЕ ТАКИМ ОБРАЗОМ, И СПОСОБ ВВЕДЕНИЯ ЖИРНЫХ МЯГКИХ ВОСКОВ В ИЗДЕЛИЯ ИЗ ЛЕСОМАТЕРИАЛОВ

Изобретение относится к применению водной дисперсии воска в качестве гидрофобизирующего агента при изготовлении материалов на основе древесины. Дисперсия воска содержит в качестве твердой фазы или составной части твердой фазы мягкий воск с содержанием масла более 20 мас.%, причем мягкий воск является твердым при температуре, равной, по меньшей мере, 10°С и ниже, имеет температуру размягчения ниже 65°С и содержит от 0,5 мас.% до 10 мас.%, в пересчете на массу дисперсии воска, мочевины. Массовое отношение мягкого воска к мочевине составляет от 100 к 0,3 до 100 к 6. Дисперсию воска приводят в контакт с древесными стружками или древесными волокнами. Технический результат - повышение гидрофобизирующего эффекта и улучшение физико-технологических свойств материалов на основе древесины. Описан также материал на основе древесины, изготовленный с применением связующих, мягкого воска и мочевины, и способ изготовления материалов на основе древесины. 3 н. и 25 з.п. ф-лы, 1 табл., 2 ил.

ПРИМЕНЕНИЕ БИФЕНТРИНА С КЛЕЕМ В ДРЕВЕСНЫХ МАТЕРИАЛАХ

Изобретение относится к древесине и консервированию древесины и более конкретно к обработке древесины, древесных композиционных материалов, изделий на основе фанеры и конструкционных древесных материалов во время производства для защиты против поражения разрушающими древесину организмами, например термитами, жуками и сверлильщиками. Клей для борьбы с вредителями, которые поражают древесину или древесные изделия, содержит смолу и бифентриновый состав, в котором бифентрин в составе присутствует в виде частиц размером 1 мкм или более. Способ консервирования древесного изделия заключается в использовании этого клея для соединения древесных субкомпонентов изделия. Применение бифентрина, добавленного к клею, эффективно для предотвращения поражения термитами изделий, изготовленных из древесины. 3 н. и 15 з.п. ф-лы, 4 табл.

СПОСОБ ФОРМИРОВАНИЯ ДРЕВЕСНОГО ВОЛОКНА

Волокно модифицированной древесины, обработанной ангидридом уксусной кислоты, пригодное для изготовления древесных продуктов, которое имеет влагосодержание от приблизительно 5 до приблизительно 8,5 мас.%. 2 н. и 7 з.п. ф-лы, 3 ил., 2 табл.

КОМПОЗИЦИОННЫЙ МАТЕРИАЛ НА ОСНОВЕ НЕНАСЫЩЕННОЙ ПОЛИЭФИРНОЙ СМОЛЫ

Изобретение относится к получению композиционных материалов, применяемых для изготовления изделий промышленного и бытового назначения. Материал получают пропиткой волокнистого наполнителя – капронового, нитронного или вискозного волокна (18-33%), ненасыщенной полиэфирной смолой марки ПН-15 (40-61%), а затем отверждающей системой (12-42%). В качестве последней используют 60-80% раствор анилинофенолоформальдегидной смолы СФ-342А в ацетоне или смесь, содержащую 9,3-9,8% смолы марки СФ-342А, 26,5-30,8% карбоксиметилцеллюлозы, 3,1-3,3% ацетона и 56,8-60,5% воды. Пропитанный материал термообрабатывают в течение 2 часов при постепенном подъеме температуры от 20 до 180°С и затем подвергают прямому прессованию. Изобретение позволяет использовать более дешевую отверждающую систему, повысить прочность и теплостойкость изделий. 3 табл., 1 ил.

Способ получения композиционных материалов

Изобретение относится к производству композиционных материалов типа древесностружечных из растительного сырья, включая гуминосодержащее торфяное сырье, без использования синтетических связующих веществ. Изобретение может быть использовано для изготовления изделий конструкционного, отделочного и другого назначения в мебельной и строительной отраслях промышленности. Описан способ получения композиционных материалов, заключающийся в обработке растительного сырья перегретым водяным паром, в котором в качестве растительного сырья используют торф или смесь торфа с древесиной при массовом соотношении 1:1, а обработку сырья перегретым водяным паром ведут при 190-210°С и давлении 1.42-2.03 МПа в течение 10 мин с последующей декомпрессией, высушиванием пресс-массы до влажности 5% и дальнейшим горячим прессованием полученной пресс-массы при температуре 120°С, давлении 40 МПа в течение 5 мин. Технический результат: расширение сырьевой базы путем использования для получения композиционных материалов ...

ПРЕСС-КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ КОМПОЗИЦИОННЫХ МАТЕРИАЛОВ С ПОВЫШЕННЫМИ ЭКСПЛУАТАЦИОННЫМИ ПОКАЗАТЕЛЯМИ

Изобретение относится к производству древесных прессовочных масс исключительно на основе частиц растительного происхождения, в частности к пресс-композиции для изготовления композиционных материалов. Описывается пресс-композиция, содержащая частицы лигноцеллюлозного материала, имеющие в своем составе целлюлозу, лигнин, гемицеллюлозы, свободные сахара, полученные из углеводной части растительного материала при его обработке паром, отличающаяся тем, что перед обработкой паром лигноцеллюлозный материал при комнатной температуре подвергается замачиванию чистой водой в течение 20-120 минут, взятой в количестве 1 мас.ч./1 мас.ч. лигноцеллюлозного материала. Технический результат - предварительное замачивание позволяет снизить температуру и продолжительность обработки паром, что приводит к сокращению энергетических затрат и увеличению производительности. 1 табл.

СПОСОБ АЦЕТИЛИРОВАНИЯ ДЕРЕВЯННЫХ ДЕТАЛЕЙ

Изобретения могут быть использованы в области строительства. Способ ацетилирования элементов из древесины, включает стадии, где элементы (а)обрабатывают уксусным ангидридом при температуре 30-190°C при давлении от атмосферного до 15 бар изб. до 80 минут и затем (b) нагревают в инертном газе, который может быть смешан с уксусным ангидридом или смесью уксусного ангидрида и уксусной кислоты при температуре 130-145°C или 150-190°C при давлении 1-5 бар изб. в течение 5-300 минут. Полученные элементы из ацетилированной древесины в смеси с синтетической смолой в качестве связующего составляют композитный продукт из древесины. Изобретения позволяют получить композиты на основе древесины с длительным сроком службы, с повышенной атмосферостойкостью, с повышенной механической прочностью, обладающие гладкой поверхностью после смачивания или грунтовки. 2 н. и 13 з.п. ф-лы, 10 табл., 1 пр.

КЛЕЕВАЯ КОМПОЗИЦИЯ НА ОСНОВЕ КАРБАМИДОФОРМАЛЬДЕГИДНОЙ СМОЛЫ И РАСТВОРА ПОЛИАКРИЛАМИДА ДЛЯ ИЗГОТОВЛЕНИЯ ДРЕВЕСНЫХ МАТЕРИАЛОВ

Изобретение относится к области производства древесно-стружечных композиционных материалов, а именно связующего для изготовления древесно-стружечных плит, фанеры, древесно-волокнистых плит и т.п. материалов. Клеевая композиция содержит карбамидоформальдегидную смолу, отвердитель и модифицирующую добавку, представляющую собой раствор полиакриламида, содержащий сшивающий компонент. Технический результат заключается в создании клеевой композиции, обеспечивающей повышенную прочность древесных материалов, а также в получении нетоксичных древесных материалов с более низкой себестоимостью. 8 з.п. ф-лы, 2 ил., 3 табл., 8 пр.

КОМПОЗИЦИЯ ДЛЯ МЯГКИХ ДРЕВЕСНО-ВОЛОКНИСТЫХ ПЛИТ

Изобретение относится к композиции, предназначенной для изготовления мягких древесноволокнистых плит, и может быть использовано в деревообрабатывающей промышленности. Композиция включает, мас.%: древесное волокно 86,7-92,5, волокносодержащий осадок 9,6-3,8, парафиновую эмульсию 2,5 и серную кислоту 1,2, причем массовое соотношение древесного волокна и волокносодержащего осадка составляет 90-96:10-4 соответственно. Использование в качестве древесного сырья волокносодержащего осадка, являющегося отходом при мокром способе производства древесноволокнистых плит и сульфатном способе производства целлюлозы, позволяет снизить расход кондиционной древесной массы без изменения качества готовых мягких древесноволокнистых плит. 2 табл.

СВЯЗУЮЩЕЕ ДЛЯ НИЗКОТОКСИЧНЫХ ДРЕВЕСНЫХ ПЛАСТИКОВ

Изобретение относится к химической технологии, в частности к области получения древесных пластиков. Технический результат - снижение токсичности фенолформальдегидных смол (ФФС). Технический результат достигается тем, что используют связующее для низкотоксичных древесных пластиков, представляющее собой продукт взаимодействия ФФС и 40%-ной водно-аммиачной эмульсии таллового лигнина при следующем соотношении, мас.%: фенолформальдегидная смола 60 - 80; эмульсия таллового лигнина 20 - 40. Талловый лигнин является отходом сульфатно-целлюлозного производства и представляет собой пастообразный продукт, плохо смешивающийся с водой. 2 табл.

СПОСОБ ПОЛУЧЕНИЯ ДРЕВЕСНОСТРУЖЕЧНЫХ ПЛИТ

Использование: изобретение относится к производству древесно-стружечных плит на основе частиц древесины, характеризующихся пониженным выделением вредных и токсичных веществ. Изобретение может быть использовано при изготовлении древесно-стружечных и древесно-волокнистых плитных материалов, применяемых в мебельной и строительной промышленности. Сущность изобретения: с целью снижения расхода связующих веществ и токсичности древесно-стружечной плиты предлагается способ получения плит, содержащих на 20-80% меньше связующих веществ. Осуществление изобретения достигается тем, что в трехслойной плите наружные слои изготавливают из негидролизованных древесных частиц, а средний слой из древесных частиц, обработанных паром под давлением. При изготовлении плиты, согласно изобретению только на негидролизованные древесные частицы дополнительно наносят карбамидоформальдегидную смолу. Внутренний слой плиты формируют из древесной массы, полученной при обработке древесины паром при температуре 170-230°С ...

ПРИМЕНЕНИЕ МОДИФИЦИРОВАННЫХ НАНОЧАСТИЦ В ДРЕВЕСНЫХ МАТЕРИАЛАХ ДЛЯ УМЕНЬШЕНИЯ ЭМИССИИ ЛЕТУЧИХ ОРГАНИЧЕСКИХ СОЕДИНЕНИЙ (ЛОС)

Группа изобретений относится к применению модифицированных наночастиц оксида кремния в древесно-стружечных плитах, к древесно-стружечной плите и к способу ее изготовления. Наночастицы модифицированы минимум одним соединением с общей формулой RSiXгде Х является Н, ОН или выбран из группы, включающей галоген, алкокси, карбокси, амино, моноалкиламино или диалкиламино, арилокси, ацилокси, алкилкарбонил; R выбран из группы, включающей замещенный и незамещенный алкил, замещенный и незамещенный арил, замещенный и незамещенный алкенил, замещенный и незамещенный алкинил, замещенный и незамещенный циклоалкил, замещенный и незамещенный циклоалкенил, которые могут быть разорваны -О- или -NH-. R имеет минимум одну функциональную группу Q, которая выбрана из группы, содержащей эпоксидную, гидроксильную, эфирную, амино-, моноалкиламино-, диалкиламино-, замещенную и незамещенную анилиновую, амидную, карбоксильную, алкинильную, акрильную, акрилокси-, метакрильную, метакрилокси-, меркаптовую, циано-, алкокси ...

КОМПОЗИЦИЯ ДЛЯ ПРОИЗВОДСТВА ДРЕВЕСНО-СТРУЖЕЧНЫХ ПЛИТ

Изобретение относится к деревообрабатывающей промышленности и касается композиции для производства древесностружечных плит. В составе стружечно-клеевой композиции для внутреннего слоя при производстве древесностружечных плит используется до 40% стружки из отходов гниющих заготовок с применением связующего на основе низкомольной карбамидоформальдегидной смолы. Изобретение обеспечивает снижение материалоемкости производства древесно-стружечных плит, энергоемкости процесса прессования, повышение производительности прессового оборудования и снижение токсичности получаемых плит. 3 табл.

Теплоизоляционный материал

Изобретение относится к производству теплоизоляционных материалов в виде матов, а именно сырьевой смеси, предназначенных для строительства, в частности для многослойных стеновых вертикальных и горизонтальных панелей, и для теплоизоляции различных сооружений. Теплоизоляционный материал на основе измельченной бумажной макулатуры, борной кислоты и буры в качестве связующего содержит синтепоновое волокно со средней длиной волокон 10-15 мм. Термообработка производится при температуре 210°С и продолжительности 10 мин.Изобретение решает задачу создания транспортабельного теплоизоляционного материала в виде матов на основе измельченной макулатуры, экологически чистого, имеющего низкую усадку, биостойкого, обладающего повышенной прочностью, гигроскопичностью, огнестойкостью, паропроницаемостью и возможностью использования на горизонтальных, вертикальных и наклонных поверхностях. 1 табл., 3 пр.

САМОРАЗЛАГАЮЩАЯСЯ ОДНОРАЗОВАЯ ПОСУДА И СПОСОБ ЕЕ ПРОИЗВОДСТВА

Предназначено для использования в производстве одноразовой посуды. Посуду изготавливают формованием посредством сжатия композиции, содержащей 1-30 вес.% остатков урожая, 1-30 вес.% кукурузной муки, 1-10 вес.% коры шелковицы бумажной, 1-10 вес.% мха и 30-96 вес.% смеси муки из зерна зерновых культур в качестве оставшейся части. Кроме того, настоящее изобретение описывает способ производства такой одноразовой посуды. Одноразовую посуду получают при использовании безопасных для окружающей среды, полностью разлагающихся материалов без использования дополнительных химических добавок при одновременном сохранении формы и функции посуды общего назначения одноразового употребления. Обеспечивается полное разложение посуды в условиях окружающей среды, исключение проблем, связанных с утилизацией отходов. 2 н. и 3 з.п. ф-лы, 3 ил.

КОМПОЗИЦИЯ ДЛЯ ПРОИЗВОДСТВА ДРЕВЕСНОСТРУЖЕЧНЫХ ПЛИТ

Изобретение относится к деревообрабатывающей промышленности и может быть использовано при производстве древесностружечных плит. В составе композиции для внутреннего слоя используется 10-40% стружки из отходов гниющих заготовок и 20% стружки из отходов оцилиндровки круглых лесоматериалов, а также 40-70 мас.% стружки, полученной из технологической щепы марки ПС, с применением связующего на основе низкомольной карбамидоформальдегидной смолы и эмульсии. При этом связующее состоит из низкомольной карбамидоформальдегидной смолы 60-62%-ной концентрации и водного раствора хлористого аммония 20%-ной концентрации. Эмульсия состоит из следующих компонентов, мас.%: парафин - 21, буроугольный воск - 14, эмульгатор - 1, вода - 64. Результатом является снижение материалоемкости производства древесностружечных плит, энергоемкости процесса прессования, повышение производительности прессового оборудования и снижение токсичности, а также получение плит, соответствующих требованиям ГОСТ 10632-2007 для марки ...

Состав для пресс-композиции

Изобретение относится к получению пресс-композиций, применяемых в качестве строительных элементов, конструкционного материала, в дачном строительстве и в мебельной промышленности. Состав для пресс-композиции содержит полимер – порошкообразный линейный полиэтилен высокого давления, минеральную добавку – шунгитовый порошок и растительный наполнитель - солома злаковых сельскохозяйственных культур. Изобретение позволяет повысить упругопрочностные показатели при сохранении экологичности и простой технологии изготовления изделий. 1 ил., 1 табл.

СПОСОБ ПОЛУЧЕНИЯ ЛИГНОЦЕЛЛЮЛОЗНЫХ МАТЕРИАЛОВ

Изобретение относится к способу получения однослойных или многослойных лигноцеллюлозных материалов. Способ включает получение смеси М1, при необходимости одной или нескольких смесей М2, насыпку смесей М1 и М2 для образования ковра, при необходимости предварительное уплотнение ковра и горячее прессование. Смесь М1 содержит частицы лигноцеллюлозы и 0,005-0,5 мас.% органической карбоновой кислоты, ангидрида карбоновой кислоты, хлорангидрида карбоновой кислоты или их смесей, 0,05-3 мас.% органических изоцианатов по меньшей мере с двумя изоцианатными группами, 5-15 мас.% связующего, 0-2 мас.% отвердителя и 0-5 мас.% добавки. Смесь М2 содержит частицы лигноцеллюлозы и 0-0,3 мас.% органической карбоновой кислоты, ангидрида карбоновой кислоты, хлорангидрида карбоновой кислоты или их смесей, 1-30 мас.% связующего, 0-3 мас.% органического изоцианата по меньшей мере с двумя изоцианатными группами, 0-2 мас.% отвердителя и 0-5 мас.% добавок. Обеспечивается получение лигноцеллюлозных материалов, подходящих ...

ВОЛОКНИСТЫЕ МАТЕРИАЛЫ И КОМПОЗИТЫ

Изобретение относится к волокнистому материалу и способу его уплотнения. Способ уплотнения волокнистого материала включает добавление к волокнистому материалу связующего, выбранного из группы, состоящей из водорастворимых связующих, водонабухаемых связующих и связующих с температурой стеклования менее 25°С. Получают комбинацию из волокнистого материала и связующего. Осуществляют прессование комбинации из волокнистого материала и связующего для получения уплотненного волокнистого материала, имеющего объемную плотность, которая, по меньшей мере, в примерно два раза больше объемной плотности волокнистого материала. Волокнистый материал до уплотнения имеет объемную плотность менее 0,15 г/см, которую определяют по методу ASTM D1895В. Указанный волокнистый материал получают резанием волокнистого сырья из целлюлозных или лигноцеллюлозных материалов, включая травы, рисовую лузгу, багасса, хлопок, джут, коноплю, лен, бамбук, сизаль, солому, опилки, бумагу, манильскую пеньку, древесину, кокосовое ...

Полимерная композиция для изготовления биодеградируемых изделий

Изобретение относится к получению полимерных композиций, содержащих полиэтилен и биоразлагаемый наполнитель, применяемых в производстве упаковочных термоформованных изделий и пленок, способных к биодеструкции под действием климатических факторов и микроорганизмов, с высокими эксплуатационными и технологическими характеристиками. Полимерная композиция для изготовления биодеградируемых изделий содержит биоразлагаемый наполнитель - свекловичный жом, технологическую добавку - полиэтиленгликоль, сополимер этилена и винилацетата, смесь полиэтиленов низкого и высокого давления в соотношении 1:1 при заданном соотношении компонентов. Изобретение позволяет при одинаковом (30%) содержании биоразлагаемого наполнителя, обеспечивающем высокую способность к биодеструкции, существенно улучшить эксплуатационные (прочность до 2 раз) и технологические (вязкость до 9 раз при температуре экструзионнной переработки 150°С, скорости сдвига 1000 с) характеристики. 1 табл.

СОСТАВ ДЛЯ ПРОИЗВОДСТВА ИЗДЕЛИЙ ТИПА МЯГКИХ ДРЕВЕСНОВОЛОКНИСТЫХ ПЛИТ

Использование: изобретение может быть использовано при изготовлении изделий типа мягких древесноволокнистых плит мокрым способом в деревообрабатывающем и целлюлозно-бумажном производстве. Сущность изобретения: состав для производства изделий типа мягких древесноволокнистых плит содержит компоненты при следующем соотношении, мас. % : скоп 7,8 - 12,0; шлам от очистки оборотной воды древесноподготовительного отдела 68,7 - 78,6; опилки фракций манее 5 мм 11,8 - 17,7; гидрофобизатор 1,6 - 2,2. После перемешивания компонентов производят отлив массы на сетке пресс-формы, обезвоживают под вакуумом и дополнительно прессованием, полученный ковер подвергают сушке. 1 табл.

СПОСОБ ПОЛУЧЕНИЯ ПРЕСС-МАССЫ ДЛЯ ИЗГОТОВЛЕНИЯ ОБЛИЦОВОЧНОГО СЛОЯ ДРЕВЕСНОСТРУЖЕЧНЫХ ПЛИТ

Изобретение относится к деревообрабатывающей промышленности и может быть использовано для производства строительных материалов, например конструкционно-облицовочных, декоративных и теплоизоляционных древесностружечных плит. Перед смешиванием с карбамидоформальдегидной смолой гидролизный лигнин и древесный наполнитель подвергают совместной обработке 25%-ным водным раствором гидрата окиси аммония. Соотношение водного раствора гидрата окиси аммония и смеси гидролизного лигнина и древесного наполнителя в пересчете на абс. сухое вещество находится в пределах от 1:20 до 1:5 мас.%. Обработку проводят при 70-100oС в течение 15-25 мин. После обработки полученную массу сушат до влажности 9-12% при температуре 100-130oC. Исходные компоненты пресс-массы берут в следующем соотношении, мас.%: карбамидоформальдегидная смола 8-13, гидролизный лигнин 20-39, древесный наполнитель 53-67. Предложенный способ позволяет повысить водостойкость и прочность облицованных древесностружечных плит при упрощении технологии ...

ПРЕСС-КОМПОЗИЦИЯ ДЛЯ РАДИОЗАЩИТНЫХ ПЛИТНЫХ МАТЕРИАЛОВ И СПОСОБ ЕЕ ИЗГОТОВЛЕНИЯ

Изобретение относится к составу пресс-композиции для получения радиозащитных плитных материалов и способу их изготовления. Изобретение может быть использовано, например, при производстве древесно-стружечных и древесно-волокнистых плитных материалов для изготовления экологически безопасной радиозащитной мебели. Пресс-композиция в зависимости от дисперсности и пористости заполнителя содержит 22-65 мас.% связующего по сухому веществу. Связующее представляет собой раствор 4-15 мас.% ультрадисперсного активного углерода с размером частиц 20-80 нм и удельной поверхностью 50-200 м/г в жидком стекле с концентрацией SiO18-24 мас.%, получаемый в смесителе-диспергаторе со скоростью вращения мешалки до 1700 об/мин, стабилизированный добавкой 3-6 мас.% насыщенного раствора лигносульфоната аммония. В связующее дополнительно может быть введен высокодисперсный коллоидный графит. При изготовлении плитного материала используется холодное прессование или отверждение с пригрузом. Наличие эффективного радиопоглощающего ...

ПОЛИМЕРНАЯ КОМПОЗИЦИЯ

Использование: в мебельной и других отраслях промышленности. Полимерная композиция содержит, мас. поливинилхлоридная смола 15 35; диоктилфталат 3,4 4,6; стеарат бария и цинка 0,8 1,2; древесный наполнитель 35 75; измельченная солома 5 25. Это позволяет уменьшить количество пыли, скапливающейся на изделиях, изготовленных из полимерной композиции, а также облегчить ее удаление. 1 табл.

МАССА ДЛЯ ИЗГОТОВЛЕНИЯ МАТЕРИАЛОВ ТИПА ЛИГНОУГЛЕВОДНЫХ ПЛАСТИКОВ И ПЬЕЗОТЕРМОПЛАСТИКОВ

Сущность изобретения: масса для изготовления материалов типа лигноуглеводных пластиков и пьезотермопластиков содержит 5 - 99 мас.% торфа и 1 - 95 мас.% древесных частиц, что позволяет снизить стоимость материала и расширить сырьевую базу для изготовления материалов типа лигноуглеводных пластиков и пьезотермопластиков.

СПОСОБ ПОЛУЧЕНИЯ КОМПОЗИЦИОННЫХ МАТЕРИАЛОВ

Использование: в химии полимеров при изготовлении мебельных плит, фурнитуры, мебельных и строительных облицовочных материалов. Сущность изобретения: измельченные отходы деревообрабатывающей и целлюлозно-бумажной промышленности смешивают с жидким связующим, добавляют от 5 мас.% окислов металлов переменной валентности, при необходимости - наполнитель и/или краситель, и/или профор. Полученную подвижную массу формируют и воздействуют на нее ускоренными электронами, что сопровождается вспениванием массы и ее отверждением. Получают высокопрочные, кислото- и щелочеустойчивые материалы. 2 з. п. ф-лы.

ДРЕВЕСНОВОЛОКНИСТЫЙ МАТЕРИАЛ, СПОСОБ ИЗГОТОВЛЕНИЯ ДРЕВЕСНОВОЛОКНИСТОГО МАТЕРИАЛА И СПОСОБ ПРИГОТОВЛЕНИЯ СВЯЗУЮЩЕГО ДЛЯ ДРЕВЕСНОВОЛОКНИСТОГО МАТЕРИАЛА

Cущность изобретения: c целью повышения экологической безопасности производства древесноволокнистого плитного (ДВП) материала при одновременном повышении экологической безопасности, физико-механических показателей и водостойкости ДВП-материала, содержащего древесное волокно и связующее на основе гидролизного лигнина, в качестве связующего материал содержит аддукт окисленного в присутствии органического растворителя гидролизного лигнина и аммиака при следующем соотношении компонентов, мас.%: древесное волокно 90 - 99; аддукт окисленного в присутствии органического растворителя гидролизного лигнина и аммиака 1 - 10. При этом в аддукте используют лигнин, полученный окислением гидролизного лигнина молекулярным кислородом или воздухом в среде водного органического растворителя преимущественно в среде водного раствора ацетона. Согласно способа получения связующего окисление гидролизного лигнина молекулярным кислородом или воздухом осуществляют в среде водного раствора органического растворителя ...

ПОЛИМЕРНАЯ ПРЕСС-КОМПОЗИЦИЯ

Сущность изобретения: композиция содержит карбамидо- или фенолформальдегидное связующее 10 - 14 мас.% и наполнитель остальное, в качестве наполнителя композиция содержит древесную стружку 43 - 45 мас.% и древесное волокно 43 - 45%. Образцы прессуют при 168 - 175°С, 6 МПа 0,5 - 0,8 мин/мм толщины изделия. Характеристики образцов: плотность 600 - 800 600-800 кг/м3 , предел прочности при изгибе 19 - 60 МПа, разбухание 10 - 15%. 2 табл.

ПОЛИМЕРНАЯ КОМПОЗИЦИЯ

Изобретение относится к производству композиционных материалов, касается разработки нового органического наполнителя из возобновляемого сырья и полимерной композиции с его содержанием и может быть использовано для производства изделий инженерно-технического назначения в строительной и мебельной промышленности, сельскохозяйственном и автомобильном машиностроении, товарах народного потребления и других отраслях. Предложена полимерная композиция для производства изделий инженерно-технического назначения на основе полимера, выбранного из группы полимеров на основе винилхлорида, его сополимеров с винилацетатом, этилена, пропилена, их сополимеров, метилметакрилата или их смесей, а также продуктов их повторной переработки, содержащая наполнитель и целевые добавки. Согласно изобретению в качестве наполнителя композиция содержит муку шишек хвойных пород деревьев и/или муку хвои при следующем соотношении компонентов, мас. ч.: указанный полимер 5-50; мука шишек хвойных пород деревьев и/или мука хвои ...

СПОСОБ ИЗГОТОВЛЕНИЯ ПЛИТ ИЗ ПОДСОЛНЕЧНОЙ ЛУЗГИ

Изобретение относится к производству плитных материалов типа древесностружечных и может быть использовано в деревообрабатывающей и строительной промышленности. Способ включает обработку частиц лузги связующим, содержащим карбамидоформальдегидную смолу, хлористый аммоний, аэросил, бутадиенстирольный метакрилатный латекс, формирование ковра, холодную подпрессовку и горячее прессование. Связующее вместо хлорида аммония содержит кремнефтористый аммоний при следующем соотношении компонентов, % мас.: карбамидоформальдегидная смола - 82,8-93, 4, кремнефтористый аммоний - 0,6-1,2, бутадиенстирольный метакрилатный латекс (БСМК) - 4,0-12,0, аэросил - 2,0-4,0. Предлагаемое техническое решение позволяет повысить физико-механические показатели плит. 2 табл.

СПОСОБ ИЗГОТОВЛЕНИЯ ДРЕВЕСНОСТРУЖЕЧНЫХ ПЛИТ

Изобретение относится к производству строительных материалов и может быть использовано в деревообрабатывающей, мебельной и строительной промышленности. Положительный эффект предлагаемого технического решения, а именно повышение физико-механических показателей ДСтП, достигается тем, что в известном способе изготовления ДСтП, включающем смешение древесных частиц с карбамидоформальдегидной смолой, бутадиенстирольным метакрилатным латексом БСМК, хлористым аммонием и аэросилом, формирование ковра, холодную подпрессовку и горячее прессование, связующее содержит указанные компоненты при следующем соотношении, мас. %: карбамидоформальдегидная смола - 76,4-93,2; хлористый аммоний - 0,8-1,6; бутадиенстирольный метакрилатный латекс БСМК 4,0-12,0; аэросил - 2,0-10,0. Предлагаемое техническое решение позволяет изготавливать экологически чистые плиты из отходов деревообработки, которые могут найти применение в гражданском строительстве и мебельной промышленности. 2 табл.

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ПЛИТНЫХ МАТЕРИАЛОВ

Сущность изобретения: цель изобретения - снижение температуры древесных плит. Композиция для изготовления плитных материалов включает карбамидоформальдегидную смолу, отвердитель - хлористый аммоний, воду, наполнитель - древесные или растительные частицы и акцептор формальдегида на основе карбамида, диаммонийфосфата, уротропина и щавелевой кислоты, причем, соотношение компонентов композиции находится в следующих пределах, мас.%: накопитель (древесные или растительные частицы) 79,4 - 86,5, карбамидоформальдегидная смола 7,8 - 9,5, отвердитель - хлористый аммоний 0,4 - 0,9, акцептор формальдегида 1,7 - 7,1, вода - остальное. 2 табл.

АКЦЕПТОР ФОРМАЛЬДЕГИДА

Использование: в производстве малотоксичных древесных плит. Сущность изобретения: повышение эффективности акцептора путем снижения токсичности древесных плит. Акцептор формальдегида содержит карбамид, диаммонийфосфат, уротропин, щавелевую кислоту при следующем соотношении компонентов, мас.%: карбамид 60 - 78; диаммонийфосфат 20 - 35; уротропин 1,0 - 3,0; щавелевая кислота 1,0 - 2,0. 2 табл.

СПОСОБ ИЗГОТОВЛЕНИЯ ДРЕВЕСНО-НАПОЛНЕННОГО КОМПОЗИЦИОННОГО МАТЕРИАЛА

Изобретение относится к производству древесно-наполненных композиционных материалов на основе отходов лесоперерабатывающих производств и минеральных вяжущих. Способ изготовления древесно-наполненного композиционного материала включает смешение древесного заполнителя и связующего. Заполнитель обрабатывают в герметичной камере в среде топочных газов при температуре 190-200°C в течение 50-60 мин. Затем перед смешением заполнитель обрабатывают в потоке плазмообразующего газа в разрядной камере при мощности высокочастотного генератора 200-600 Вт и разрежении, равном 100-130 Па, в течение 250-280 с. В качестве плазмообразующего газа используют воздух, расход которого составляет 0,08-0,12 г/с. После смешения заполнителя и связующего ведут формование и термообработку. Данный способ позволяет увеличить прочность композиционного материала и сохранить прочность композиционного материала в процессе его эксплуатации. 1 табл., 2 пр.

ЛИГНОЦЕЛЛЮЛОЗНЫЙ ПОЛИМЕРНЫЙ КОМПОЗИЦИОННЫЙ МАТЕРИАЛ

Изобретение относится к производству лигноцеллюлозных полимерных композиционных материалов и изделий на их основе и может быть использовано для получения строительных, конструкционных и отделочных материалов, а также для изготовления мебели, товаров бытового и промышленного назначения. Лигноцеллюлозный полимерный композиционный материал содержит полимерную матрицу и лигноцеллюлозный наполнитель, в качестве полимерной матрицы используют полиэтилен в количестве 80-20 вес.%, а в качестве наполнителя используют шелуху гречихи в количестве 20-80 вес.%. Технический результат выражается в повышении экологичности готовой продукции за счет увеличения доли используемого отхода переработки гречихи и минимального использования химических добавок в технологии производства и получение материалов и изделий с высоким уровнем технических характеристик. Кроме того, использование природных красителей полифенольной природы, извлеченных из гречневой шелухи расплавом полимера, позволяет придать готовой продукции ...

ФОРМОВАННЫЕ ИЗДЕЛИЯ, СОДЕРЖАЩИЕ СВЯЗУЮЩИЙ МАТЕРИАЛ НА ОСНОВЕ АЦЕТАТА ЦЕЛЛЮЛОЗЫ И АРМИРУЮЩИЕ ВОЛОКНА ПРИРОДНОЙ ЦЕЛЛЮЛОЗЫ, СПОСОБ ИХ ПОЛУЧЕНИЯ

Формованные изделия содержит связующий материал на основе ацетата целлюлозы и армирующие природные целлюлозные волокна или природные волокна, содержащие целлюлозу. Компоненты характеризуются тем, что ацетат целлюлозы имеет степень замещения приблизительно 1,2-2,7 и формованные изделия имеют теплостойкость по Вике по меньшей мере приблизительно 160oC. Массовое отношение ацетата целлюлозы к природным целлюлозным волокнам или природным волокнам, содержащим целлюлозу, составляет приблизительно 10:90 - 90:10. Формованные изделия изготавливают смешиванием ацетата целлюлозы с природными целлюлозными волокнами или природными волокнами, содержащими целлюлозу, в массовом соотношении приблизительно 90: 10 - 10:90, в частности 15:85 - 85:15, общее содержание влаги приводят по меньшей мере к приблизительно 3 мас.% в расчете на полное количество ацетата целлюлозы в смеси и эту смесь формуют при температуре приблизительно 220-280oC и давлении приблизительно 30-150 бар. Формованные изделия используют в ...

СЫРЬЕВАЯ СМЕСЬ ДЛЯ ИЗГОТОВЛЕНИЯ ТЕПЛОИЗОЛЯЦИОННЫХ ИЗДЕЛИЙ

Изобретение относится к промышленности строительных материалов, а именно к составам сырьевых смесей для изготовления теплоизоляционных изделий, используемых в конструкциях стен, полов, перегородок. Сырьевая смесь для изготовления теплоизоляционных изделий включает, мас.%: древесный заполнитель, измельченный до прохождения через сетку №5, 77,0-79,0; жидкую фенолформальдегидную смолу 7,0-8,0; гидролизный лигнин 5,0-6,0; отходы ткацкого производства 5,0-6,0; карбоксиметилцеллюлозу 3,0-4,0. Для получения изделий смесь подвергают горячему прессованию при давлении 1,3-1,5 МПа и температуре порядка 160С. Технический результат заключается в получении изделий с пониженным содержанием токсичного компонента: фенолформальдегидной смолы. 1 табл.

СОСТАВ ДЛЯ ДРЕВЕСНОВОЛОКНИСТЫХ ПЛИТ

Сущность изобретения: состав содержит продукт взаимодействия резольной фенолформальдегидной смолы и омыленного таллового масла при массовом соотношении (85 - 90) : (10 - 15) 0,4 - 1,2 мас.%, парафин 0,5 - 1,0 мас.%, серную кислоту 0,8 - 1,0 мас.%, древесное волокно - остальное. Древесное волокно смешивают с серной кислотой и парафином и фенольным связующим. Содержание формальдегида 5,1 мг/100 г плиты. 3 табл.

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ТВЕРДЫХ ДРЕВЕСНО-ВОЛОКНИСТЫХ ПЛИТ

Изобретение может быть использовано при изготовлении твердых древесно-волокнистых плит как сухим, так и мокрым способами прессования. Композиция содержит наполнитель в виде древесного волокна, в качестве синтетической смолы - нефтеполимерную смолу "Пиропласт-2", модифицированную карбоновыми кислотами или их ангидридами и гидроокисью натрия или калия, и добавку в виде магния фосфата, или концентрата алюмоборфосфатного, или ортофосфорной, или серной кислоты. Соотношение компонентов в композиции обеспечивает улучшение водостойкости, снижение стоимости древесно-волокнистых плит и расширение их технологических возможностей за счет возможности их прессования как мокрым, так и сухим способами. 2 табл.

СПОСОБ ПОЛУЧЕНИЯ ВЫСОКОНАПОЛНЕННОЙ ДРЕВЕСНО-ПОЛИМЕРНОЙ КОМПОЗИЦИИ НА ОСНОВЕ ПОЛИВИНИЛХЛОРИДА

Изобретение относится к технологии получения поливинилхлоридных (ПВХ) композиций с использованием в качестве органического наполнителя древесной муки для изготовления высоконаполненных древесно-полимерных материалов. Способ получения высоконаполненной древесно-полимерной композиции заключается в предварительной обработке древесной муки водным раствором связующего агента - кремнезоля с последующим тщательным перемешиванием и сушкой до постоянной массы при температуре 100±2°С и дальнейшим смешением обработанной древесной муки, ПВХ, комплексного термостабилизатора и модификатора ударной прочности. При этом ПВХ предварительно обрабатывают связующим агентом, содержащим 0,1-2,5 мас.ч. кремнезоля, тщательно перемешивают, сушат до постоянной массы при температуре 60±2°С, а древесную муку обрабатывают связующим агентом, содержащим 0,1-4,9 мас.ч. кремнезоля. Содержание ингредиентов следующее, мас.ч.: ПВХ - 100, древесная мука - 50-220, комплексный термостабилизатор - 4,5-7, модификатор ударной прочности ...

ВЯЖУЩЕЕ ДЛЯ ИЗГОТОВЛЕНИЯ ДРЕВЕСНЫХ ПЛИТ

Использование: производство строительных материалов, может быть использовано при изготовлении древесных плит. Сущность изобретения: вяжущее включает лигносульфонат, бихромат натрия и мицелий пеницилина при следующем соотношении компонентов, мас.% : лигносульфонат 65 - 69; бихромат натрия 13 - 13,8; мицелий пеницилина 17,2 - 22. 2 табл.

ПРЕСС-КОМПОЗИЦИЯ, СПОСОБ ЕЕ ПОЛУЧЕНИЯ И СПОСОБ ПОЛУЧЕНИЯ КОМПОЗИЦИОННЫХ МАТЕРИАЛОВ НА ЕЕ ОСНОВЕ

Использование: изобретение относится к производству прессовочных масс из частиц растительного происхождения (измельченная древесина, костра льна, конопли, гуаз-пая, подсолнечная лузга, солома злаковых) и может быть использовано для изготовления изделий без применения синтетических связующих веществ, конструкционного, отделочного назначения используемых в мебельной и строительной промышленности. С целью создания нетоксичных композиционных материалов предлагается пресс-композиция из древесных частиц, содержащая не менее 5% свободных сахаров, гидролизующий агент и не требующая дополнительного введения связующих веществ при изготовлении композиционных материалов на ее основе. Сущность изобретения: на древесные отходы наносят раствор 0,1 - 15,0 мас.ч. гидролизующего агента - перекиси водорода и обрабатывают их перегретым паром при 170 - 180°С. Пропаренные древесные отходы при декомпрессии превращаются в разволокненную древесную массу, которая для последующей переработки подсушивается до влажности ...

СПОСОБ ИЗГОТОВЛЕНИЯ МАЛОТОКСИЧНЫХ ДРЕВЕСНЫХ ПЛИТ

Предлагаемый способ относится к изготовлению малотоксичных древесных плит с раздельным нанесением карбамидформальдегидной смолы и ее модификатора без снижения прочности плит. Модификатор содержит карбамид, фосфат и хлорид аммония, фосфорную кислоту и воду и может быть приготовлен и нанесен на древесные частицы без реконструкции действующего или дополнительной установки оборудования.

КОМПОЗИЦИЯ ДЛЯ МЯГКИХ ДРЕВЕСНОВОЛОКНИСТЫХ ПЛИТ

Композиция для мягких древесноволокнистых плит, включающая кондиционное древесное волокно, волокносодержащий осадок, парафин и серную кислоту, отличающаяся тем, что в качестве части древесного сырья содержит волокносодержащий осадок, полученный в результате механической очистки промышленных стоков целлюлозного и плитного производств, при массовом соотношении древесного волокна и волокносодержащего осадка (90-96):(10-4) соответственно при следующем соотношении компонентов, мас.%: Древесное волокно 86,7-92,5 Осадок волокносодержащий 9,6-3,8 Эмульсия парафиновая 2,5 Кислота серная 1,2 ...

ЭКОЛОГИЧЕСКИ ЧИСТАЯ ВОДОСТОЙКАЯ ДРЕВЕСНО-МИНЕРАЛЬНО-ПОЛИМЕРНАЯ КОМПОЗИЦИЯ И СПОСОБ ЕЕ ПОЛУЧЕНИЯ

... 1. Экологически чистая водостойкая древесно-минерально-полимерная композиция (далее - ДМПК или композиция), включающая дисперсную древесину, дисперсные отходы переработки сельскохозяйственной продукции, минеральную (неорганическую) добавку (сонаполнитель), краситель, антипирен, полимерное (полиэтиленовое, полипропиленовое или полистирольное) связующее и инициатор полимеризации, отличающаяся тем, что она дополнительно содержит гидрофобизирующий аппрет, неорганический пигмент и душистое вещество натурального происхождения при следующем соотношении компонентов, мас. %: Неорганическая добавка - 0,5-40,0 Дисперсные отходы переработки сельскохозяйственной продукции - 0,1-10,0 Краситель - 0,01-1, 0 Антипирен - 3,0-30,0 Полимерное связующее - 5-30 Гидрофобизирующий аппрет - 0,05-3,0 Неорганический пигмент - 0,1-3,0 Душистое вещество натурального происхождения - 0,01-1,0 Дисперсная древесина - Остальное 2. Композиция по п. 1, отличающаяся тем, что в качестве гидрофобизирующего аппрета она содержит ...

ТРУДНОСГОРАЕМЫЙ ВОЛОКНИСТЫЙ НАПОЛНИТЕЛЬ

... 1. Трудносгораемый волокнистый наполнитель на основе целлюлозосодержащего материала с закрепленным на нем диаммонийфосфатом, отличающийся тем, что в качестве целлюлозосодержащего материала используют льняную волокнистую массу с характеристиками: номер волокна 2 содержание костры 8-12 мас.% длина волокна 50-80 мм плотность массы 200-300 кг/м3 теплопроводность 0,04-0,06 кал/(м ч град) покрытую хитозаном, на поверхности которого закреплены частицы диаммонийфосфата в количестве от 8 до 30% от льняной волокнистой массы. 2. Трудносгораемый волокнистый наполнитель по п.1, отличающийся тем, что количество хитозана составляет 0, 1-0,3% от льняной волокнистой массы.

ДРЕВЕСНО-ПОЛИМЕРНАЯ КОМПОЗИЦИЯ НА ОСНОВЕ ЖЕСТКОГО ПОЛИВИНИЛХЛОРИДА

Изобретение относится к технологии жестких поливинилхлоридных (ПВХ) композиций с использованием в качестве органического наполнителя древесной муки, модифицированной кремнезолем, для изготовления высоконаполненных древесно-полимерных материалов. Древесно-полимерная композиция на основе жесткого ПВХ содержит комплексный стабилизатор, модификатор ударной прочности, древесную муку и в качестве связующего агента кремнезоль, при следующем соотношении компонентов, мас.ч.: поливинилхлорид 100, модификатор ударной прочности 4.8-9, комплексный термостабилизатор 4.5-7, древесная мука 10-160, кремнезоль 2-4. Обеспечивается получение высоконаполненных жестких ПВХ-композиций на основе дисперсной древесной муки с сохранением технологических и эксплуатационных характеристик. 1 табл.

ДРЕВЕСНО-ПОЛИМЕРНАЯ КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ДРЕВЕСНО-СТРУЖЕЧНЫХ ПЛИТ

... 1. Древесно-полимерная композиция для изготовления древесно-стружечных плит, включающая измельченный облой - отходы прессовании и связующее, отличающаяся тем, что она дополнительно содержит древесную стружку и возвратные отходы калибрования плит ДСТП винтовой фрезой с двумя степенями подвижности, при следующем соотношении компонентов, %: ! древесная стружка 40,00-50,50 измельченный облой - отходы прессования 18,00-19,00 возвратные отходы от калибровки винтовой фрезы с двумя степенями свободы 10,00-15,00 водный раствор связующего полимера КФ-МТ 20,00-25,00 хлористый аммоний 0,50-2,00 ! 2. Древесно-полимерная композиция по п.1, отличающаяся тем, что в качестве связующего используют водный раствор полимера КФ-МТ, а в качестве отвердителя - хлористый аммоний.

АДГЕЗИВНАЯ СИСТЕМА И СПОСОБ ПОЛУЧЕНИЯ ПРОДУКТА НА ОСНОВЕ ДРЕВЕСИНЫ

... 1. Способ получения продукта на основе древесины, включающий нанесение адгезивной системы на один или несколько кусков материала на основе древесины и соединение одного или нескольких кусков с одним или несколькими дополнительными кусками материала, причем адгезивная система содержит один компонент, содержащий крахмал, и другой компонент, содержащий один или несколько полимеров (P), содержащих аминовую группу или амидную группу, причем два компонента наносятся на материал на основе древесины как отдельные компоненты. ! 2. Способ по п.1, где оба компонента наносятся через некоторый промежуток времени один после другого, как первый наносимый компонент и как второй наносимый компонент, на материал на основе древесины. ! 3. Способ по п.2, где первый наносимый компонент содержит один или несколько полимеров (P) и второй наносимый компонент содержит крахмал. ! 4. Способ по п.3, где первый наносимый компонент, содержащий один или несколько полимеров (P), сушится после нанесения и перед нанесением ...

СПОСОБ ПОЛУЧЕНИЯ ЛИГНОЦЕЛЛЮЛОЗНЫХ МАТЕРИАЛОВ

Способ изготовления древесноволокнистых плит и древесноволокнистых изделий

... 1. Способ изготовления древесноволокнистых плит и древесноволокнистых изделий, включающий операции размола древесного сырья, проклеивания древесноволокнистой массы, отлив волокнистой массы, обезвоживание ковра, внесение отделочного состава, горячее прессование подготовленной композиции, отличающийся тем, что отделочный состав наносят после операции горячего прессования, при этом композиция, которую подвергают горячему прессованию, имеет следующий состав, мас.% по сухому веществу: Кислота минеральная 0,5-2,5 Парафин 0,5-1,5 Древесноволокнистый наполнитель Остальное 2. Способ по п.1, отличающийся тем, что в качестве минеральной кислоты используют серную, ортофосфорную или соляную кислоты, а в качестве древесноволокнистого наполнителя древесное волокно или волокнистую стружку. 3. Способ по п.1, отличающийся тем, что в качестве отделочного состава используют, например, состав при следующем соотношении компонентов, мас.% по сухому веществу: Краска водоэмульсионная 36,5-58,5 Поливинилацетатная ...

КОМПОЗИЦИОННЫЙ МАТЕРИАЛ НА ОСНОВЕ ПОЛИОЛЕФИНОВ И ИЗМЕЛЬЧЕННОЙ ДРЕВЕСИНЫ

Разработаны экологически чистые композиционные материалы, включающие связующее на основе полиолефинов, измельченную древесину и обычные технологические добавки в обычных количествах. Композиционные материалы в качестве связующего на основе полиолефинов содержат полиолефины, модифицированные по крайней мере одним реакционно-способным ненасыщенным мономером в присутствии свободно-радикального инициатора и, возможно, в присутствии исходной древесины при массовом соотношении связующего к измельченной древесине в % от 5:95 до 50:50. В качестве связующего можно использовать полиолефин, модифицированный в твердой фазе при механическом и, возможно, тепловом воздействии. Композиционный материал обладает повышенной прочностью на изгиб, например 40 МПа при 10%-ном содержании связующего и 68 МПа при 30%-ном содержании связующего.

АКЦЕПТОР ФОРМАЛЬДЕГИДА

Изобретение относится к деревообрабатывающей промышленности и может быть использовано, например, в производстве малотоксичных древесных плит. Цель изобретения - повышение эффективности акцептора путем снижения токсичности древесных плит. Акцептор формальдегида содержит карбамид, диаммоний фосфат, уротропин, щавелевую кислоту при следующем соотношении компонентов, мас.%: карбамид - 60 - 78, диаммоний фосфат - 20 - 35, уротропин - 1 - 3, щавелевая кислота - 1 - 2.

ГИДРОФИЛЬНЫЙ ПЛАСТИЛИН

Гидрофильный пластилин как наполнитель в производстве гидрофильных резин и резиновых смесей, полученный способом термической обработки при 90°С, с одновременным перемешиванием смеси, состоящей из возобновляемых сырьевых источников: сухого просеянного верхового торфа, влажностью не выше 20% и сгущенного кукурузного экстракта, образующегося на крахмало-паточных производствах при замачивании кукурузного зерна в теплой, температурой 45-52°С воде, содержащей до 0,35% сернистой кислоты (в пересчете на SO), и, далее, уваренного под вакуумом, до концентрации сухих веществ не ниже 48%, взятых в весовом отношении 1:(4-6); а также способом смешивания предварительно разогретых указанных выше компонентов: верхового торфа до температуры 160-250°С и сгущенного кукурузного экстракта до температуры 95-100°С, взятых в весовом соотношении 1:(4-6).

ДРЕВЕСНО-ПОЛИМЕРНЫЙ КОМПОЗИЦИОННЫЙ МАТЕРИАЛ

Древесно-полимерный композиционный материал, содержащий органический растительный наполнитель, полимерную матрицу и добавки, отличающийся тем, что в качестве органического растительного наполнителя используется мука из соломы при следующем соотношении компонентов, мас.%: ...

ИСКУССТВЕННАЯ ДРЕВЕСНАЯ МУКА, СПОСОБ И УСТРОЙСТВО ДЛЯ ЕЕ ПОЛУЧЕНИЯ: ПЛИТА, ПОЛУЧЕННАЯ НА ОСНОВЕ ИСКУССТВЕННОЙ ДРЕВЕСНОЙ МУКИ, И СПОСОБ И УСТРОЙСТВО ЭКСТРУЗИОННОГО ФОРМОВАНИЯ ТАКОЙ ПЛИТЫ

Искусственная древесная мука, в которой термопластичный полимерный материал в количестве 25 - 80 мас.% смешан с измельченным целлюлозным материалом в количестве 20 - 70 мас.% с влагосодержанием в пределах до 15 мас.% и средним диаметром частиц 20 меш (0,84 мм) или меньше, причем смешанный материал подвергают пластикации с переводом в гелеобразное состояние, после чего материал охлаждают и измельчают с последующим регулированием размеров частиц 10 мм или меньше. Далее такую искусственную древесную муку в качестве измельченного целлюлозного материала смешивают в количестве 20 - 75 мас.% с полимерным материалом, смешанный материал пластицируют с нагреванием и выдавливают шнеком или шнеками через экструзионную головку 78 экструдера. Когда экструдируемый материал 79 проходит по поверхности внутренней стенки экструзионной головки 78, которая плакирована фторполимерным листовым материалом 24, измельченный целлюлозный материал, входящий в состав экструдируемого материала, экструдируется равномерно ...

ПРЕСС-КОМПОЗИЦИЯ ДЛЯ РАДИОЗАЩИТНЫХ ПЛИТНЫХ МАТЕРИАЛОВ И СПОСОБ ЕЕ ИЗГОТОВЛЕНИЯ

... 1. Пресс-композиция для радиозащитных штатных материалов, включающая заполнитель, изготовленный из дисперсного и/или волокнистого материала синтетического или растительного происхождения, и связующее, отличающаяся тем, что связующее представляет собой раствор 4-15 мас.% ультрадисперсного активного углерода с размером частиц 20-80 нм и удельной поверхностью 50-200 м/г в жидком стекле с концентрацией SiO18-24 мас.%, стабилизированный добавкой 3-6 мас.% насыщенного раствора лигносульфоната аммония, причем связующее берется в количестве 22-65% по сухому веществу от общей массы плитного материала.2. Пресс-композиция по п.1, отличающаяся тем, что связующее дополнительно содержит 5-30 мас.% высокодисперсного коллоидного графита.3. Способ изготовления пресс-композиции для радиозащитных плитных материалов, заключающийся в том, что предварительно приготавливают заполнитель, раствор связующего, перемешивают заполнитель с раствором связующего, выкладывают в форму, отличающийся тем, что раствор связующего ...

ВОЛОКНИСТАЯ КОМПОЗИЦИЯ

... 1. Волокнистая композиция, содержащая отходы целлюлозно-бумажного производства и связующее, отличающаяся тем, что в качестве связующего используется карбоксиметилцеллюлоза в следующем соотношении компонентов, мас.%: Отходы целлюлозно-бумажного производства 70-80 Карбоксиметилцеллюлоза 20-30 2. Волокнистая композиция по п.1, отличающаяся тем, что связующее выполнено в виде водной суспензии различной консистенции. 3. Волокнистая композиция по пп.1 и 2, отличающаяся тем, что в состав композиции входят отходы деревообработки, например стружки, опилки, древесная пыль, отходы растительного происхождения, например, листья, хвоя, кора и т.п., макулатурные отходы, отходы текстильного, швейного производства, сельскохозяйственного производства, например, сено, солома, жмых, шелуха и т.п., а также отходы производств органического и неорганического происхождения. 4. Волокнистая композиция по пп.1-3, отличающаяся тем, что в состав композиции включены противогорючие пропитки. 5. Волокнистая композиция ...

КОМПОЗИЦИИ, КОТОРЫЕ ВКЛЮЧАЮТ ГИДРОФОБИЗИРУЮЩИЕ АГЕНТЫ И СТАБИЛИЗАТОРЫ, И СПОСОБЫ ДЛЯ ИЗГОТОВЛЕНИЯ И ПРИМЕНЕНИЕ ТАКОВЫХ

СПОСОБ ПОЛУЧЕНИЯ ПРЕСС-МАССЫ И ПЛИТНЫХ МАТЕРИАЛОВ НА ЕЕ ОСНОВЕ

... 1. Пресс-масса, содержащая частицы растительного сырья, имеющие в своем составе целлюлозу, лигнин, гемицеллюлозы, свободные сахара, полученные из углеводной части растительного сырья при его кавитационной обработке без и с добавлением гидролизующего агента в количестве 1 мас.ч на 100 мас.ч. лигноцеллюлозного материала. ! 2. Пресс-масса по п.1, отличающаяся тем, что в качестве растительного сырья она содержит материал, выбранный из группы, содержащей измельченную древесину, солому злаковых и др. ! 3. Способ получения пресс-массы, включающий кавитационную обработку растительного сырья без и с добавлением гидролизующего агента, отличающийся тем, что для реализации многократно и быстроизменяющихся условий используют устройства, генерирующие в реакционной массе кавитационные процессы, при которых происходит разрушение клеточной стенки без существенной деструкции основных структурных компонентов, сопровождающееся образованием биомассы, которая может быть использована для получения плитных материалов ...

СЫРЬЕВАЯ СМЕСЬ ДЛЯ ИЗГОТОВЛЕНИЯ ДРЕВЕСНЫХ ПЛИТ

Изобретение относится к изготовлению древесных композиционных материалов и представляет смесь для формования плит, составленную из опилок и дробленки, активированных путем ферментации с добавлением упрочняющей добавки.

СПОСОБ ИЗГОТОВЛЕНИЯ ДРЕВЕСНО-СТРУЖЕЧНЫХ ПЛИТ

Изобретение относится к производству строительных материалов, позволяет квалифицированно рекуперировать отходы переработки древесины и может быть использовано в деревообрабатывающей, мебельной и строительной промышленности. Технический эффект предлагаемого технического решения, а именно повышение прочностных показателей и снижение эмиссии формальдегида, достигается тем, что в известном способе изготовления древесностружечных плит, включающем смешение древесных частиц с комбинированным связующим на основе карбамидоформальдегидной смолы и бутадиенстирольного латекса типа "Булекс-65", отверждаемым хлористым аммонием, формирование ковра и горячее прессование, перед смешением древесных частиц со связующим в карбамидоформальдегидную смолу вводят клеевую латексную композицию (КЛК) на основе бутадиенстирольного карбоксилатного латекса типа БС-70/2, а также активный наполнитель - аэросил и отвердитель в соотношении, мас.%: смола - 61,8 - 75,0; КЛК - 21,4 - 27,4; аэросил - 2 - 10; отвердитель - 0,8 ...

ЖИДКАЯ ЛИГНИНОВАЯ КОМПОЗИЦИЯ, СОДЕРЖАЩАЯ ЛИГНИН, ВОДУ, ЩЕЛОЧЬ И МОЧЕВИНУ

ОРГАНИЧЕСКО КАМЕННАЯ ПОЛИМЕРНАЯ КОМПОЗИЦИЯ

ЛИГНОЦЕЛЛЮЛОЗНЫЕ КОМПОЗИЦИОННЫЕ МАТЕРИАЛЫ ОБЛЕГЧЕННЫХ ПЛИТ ПОВЫШЕННОЙ ПРОЧНОСТИ И СПОСОБЫ ИХ ИЗГОТОВЛЕНИЯ

... 1. Лигноцеллюлозный композиционный материал плиты, содержащий смесь, состоящую из отвержденного полимерного связующего материала, полых микросфер, поверхность которых обработана смолой, и преимущественно лигноцеллюлозных древесных объектов, при этом древесные объекты дискретно соединены друг с другом с помощью связующего материала. 2. Материал по п.1, в котором древесные объекты выбраны, по меньшей мере, из древесных нитей, древесных стружек, древесных пластинок и древесных частиц. 3. Материал по п.1, в котором древесные объекты включают древесные нити. 4. Материал по п.1, в котором панельные материалы характеризуются значением жесткости на изгиб в интервале 210000-30000 фунт. дюйм2/фут (2016-2881 кг/см). 5. Материал по п.1, дополнительно включающий древесную муку и эффективное количество водоотталкивающего материала. 6. Материал по п.1, в котором плотность панельного материала, по меньшей мере, на 5% ниже плотности аналогичного материала, не содержащего микросфер. 7. Материал по п.1, обладающий ...

СМЕСЬ ДЛЯ ПОЛУЧЕНИЯ ДРЕВЕСНО-СТРУЖЕЧНОГО ПЛАСТИКА

Смесь относится к строительным материалам, точнее к конструкционно-отделочным материалам, изготовляемым горячим прессованием. Цель изобретения - использование экологически чистого связующего с сохранением технологических параметров готовой продукции. Для достижения поставленной цели используются экологически чистые материалы, т.е. лигносульфонаты технические и поваренная соль, которые в экологическом, технологическом и экономическом плане имеют подавляющее преимущество перед применяемыми синтетическими смолами. Состав смеси, мас.%: лигносульфонаты технические - 22 ... 45; соль поваренная(хлористый натрий) - 0,4 ... 3,1; древесная стружка, опилки - остальное. Известно, что для изготовления древесно-стружечных плит(пластиков), в основном, используются синтетические смолы, которые в экологическом отношении непригодны и пагубно влияют на здоровье человека, одновременно необратимо отравляя окружающую среду. Подобные недостатки отсутствуют в предлагаемых материалах. В технологическом плане лигносульфонаты ...

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ПРЕССОВАННЫХ ДРЕВЕСНЫХ МАТЕРИАЛОВ

Изобретение относится к композициям для получения экологически чистых прессованных древесных материалов, которые могут быть использованы в промышленном и гражданском строительстве, в производстве мебели. Композиция включает отходы деревообрабатывающей и целлюлозно-бумажной промышленности в виде измельченных древесных частиц и связующее. В качестве связующего композиция содержит продукт взаимодействия моноаммонийфосфата, диаммонийфосфата или их смеси с мочевиной, взятых в массовом соотношении (1 - 2,3) : 1, с температурой плавления, лежащей в интервале 102 - 106°С. Композиция на 100 мас. ч. абсолютно сухих измельченных древесных частиц содержит 5 - 35 мас.ч. связующего. Композиция может дополнительно содержать 0,01 - 1,00 мас.ч. сульфата меди или 0,015 - 0,150 мас.ч. поверхностно-активного вещества, или 2 - 10 мас.ч. лигносульфоната, или смеси сульфата меди и лигносульфоната, сульфата меди и ПАВ в тех же пределах. 3 з. п. ф-лы.

Состав для изготовления древесностружечных плит

Изобретение относится к деревообрабатывающей промышленности и позволяет улучшить качество состава для повышения физико-механических показателей плит при снижении времени отверждения состава. Смешивают 0,47 -1,31 мас.% госсиполовой смолы с 8,62 - 9,43 мас.% мочевиноформальдегидной смолой в течение 2 ч при 50°С. Затем добавляют 0,08 - 0,094 мас.% отвердителя - хлористого аммония и распыляют полученную смесь на растительный наполнитель - измельченные стебли хлопчатника, перемешивают 5 мин, загружают в калибровочную рамку и прессуют при 170°С, давлении 3,0 - 3,5 МПа в течение 7 мин. 2 табл.

Композиция для древесностружечных плит

Резиновая смесь на основе бутилкаучука

Полимерная композиция для пропитки древесины

ПОЛИМЕРНАЯ КОМПОЗИЦ11Я ДЛЯ ПРОПИТКИ ДРЕВЕСИНЫ, включающая карбамидный олигомер и хлористый алюминий , отличающаяся тем, что, с целью снижения выделения свободного формальдегида, увеличения жизнеспособности состава и снижения уровня остаточных напряжений конечного продукта на ее основе, она дополнительно содержит окись кальция и олигооксипропиленгликоль с мол.м. 700-1500 при следующем соотношении компонентов, мас.%; Карбамидный 96,81-99,12 олигомер i Окись 0,13-0,35 кальция Олигооксипропиленгликоль с мол.м.700-1500 0,1-0,99 Хлористый алюминий Остальное ГО 05 с ел со со ...

Древесная прессовочная масса

Полимерное связующее для древесно-стружечных плит

Сущность изобретения: связующее содержит , мае.: 78,5-84 КФ-МТ, 1,0-1,5 хлористый аммоний; 15-20 молоко крахмальное - отход хлебопекарного производства. Компоненты перемешивают. Плиты прессуют при 160°С, 0,6 мин/мм толщины. Характеристики плит толщиной 16 мм, плотность 700 кг/м , предел прочности при статическом изгибе 25-28 МПа, при растяжении перпендикулярно пласта плиты 0,47-0,63 МПа, разбухание за 24 ч 13-15%, содержание свободного формальдегида в мг на 100 а.с. плиты 10-15, и 0,009-0,016 мг/м3. 4 табл.

Масса для изготовления древесноволокнистых плит

МАССА ДЛЯ ИЗГОТОВЛЕНИЯ ДРЕВЕСНОВОЛОКНИСТЫХ ПЛИТ, включаю со/ э Г -II , .,,7 V,.. 110 .. 73 . --. щая древесное волокно, карбамидоформальдегидную смолу, фосфорную кислоту и уротропин, отличающаяся тем, что, с целью повышения прочности плит, снижения их набухания в воде и сокращения количества отходов, масса дополнительно содержит карбамид и малеиновую кислоту при следующем соотношении компонентов , мас.%: 86,22-89,40 Древесное волокно Карбамидоформаль5 ,6-6,5 дегидная смола 0,10-0,13 Фосфорная кислота с 0,50-0,65 Уротропин S 4,0 -5,0 Карбамид (Л 1,0 -1,5 Малеиновая кислота ...

Состав для изготовления древесноволокнистых плит

Пресс-композиция для древесно-стружечных плит

Изобретение относится к строительным материалам, а именно для изготовления древесно-стружечных плит,- которые и спользуют в условиях с повышенным температурно-влажностным режимом . Цель изобретения - повьшение тёрмодеструкционной стойкости и снижение токсичности древесно-стружечных плит. Цель достигается тем, что в связующее для древесно-стружечных плит на основе смеси фенолформальде- гидной резольной и мочевиноформаль- дегидной смол дополнительно вводят продукт совместной нейтрализации пер- манганата кальция и сульфитно-спиртовой барды при их массовом соотношении 10:1 в количестве 1,1-2,5 мас.% к общей композиции, смешивают связующее с древесной стружкой, алюмометил- силиконатом натрия (0,8-1,5 мас.%) и водным раствором алюмохромфосфатного связующего (О,1-1,О мас.%). Древесностружечные плиты толщиной 20 мм имеют предел прочности при статическом изгибе 315-346 кгс/см , после выдержки в климатической камере 60 сут при 100°С 251-299 кгс/см, выделение свободного формальдегида из плит после ...

Способ изготовления пластических масс

Способ получения пластических масс

Прессмасса

Масса для изготовления сверхтвердых древесноволокнистых плит

Способ производства древесно-стружечных плит

СПОСОБ ИЗГОТОВЛЕНИЯ ПЛАСТИЧЕСКИХ МАСС ИЗ ОТБРОСОВ ДРЕВЕСИНЫ

Способ получения пресспорошков

POLYMER BINDER FOR WOOD PARTICLE BOARDS

PRESSED COMPOSITION FOR PLATES OF WOOD AND SHAVINGS

Состав для изготовления древесно-волокнистых плит

Изобретение относится к области химической технологии, а именно к производству плит из волокнистого материала, и может быть использовано в деревообрабатывающей промышленности . Изобретение позволяет снизить содержание нефтепродуктов в сточной воде за счет того, что состав для получения древесноволокнистых плит содержит волокнистую древесную массу, альбумин, гачевую эмульсию, поверх- ност«о-активное вещество - поли-1,2- диметил-5-винилпиридинийсульфат при следукяцем соотношении компонентов, мас.%: волокнистая древесная масса 0,8910-1,9460; альбумин 0,0027 - 0,0162; гачевая эмульсия в пересчете на гач 0,0042-0,0243; поли-1,2- диметил-5-винилпиридинийметилсульфат 0,0018-0,0108; вода остальное.3 табл. с S (Л 00 ...

Способ получения прессовочных порошков

Добавка к композиции для изготовления древесностружечных плит

Прессмасса для изготовления древесностружечных плит

ПРЕСС-МАССА ДЛЯ ИЗГОТОВЛЕНИЯ I ДРЕВЕСНОСТРУЖЕЧНЫХ ПЛИТ, включающая древесную стружку, фенолформальдегидную смолу или мочевиноформальдегидную смолу и добавку, о т л и ч а-. ю щ а я с я тем, что, с целью снижения выделения формальдегида из готовых плит, она в качестве добавки содержит хлорфенольное соединение формулы CgCl56Na-Н о при следующем соотношении компонентов, мас.%: Фенолформальдегидная или мочевиноформальдегидная смола . 7,5-10,2 Хлорфенольное соединение формулы C CljONa-HjO Древесная стружка ...

Вулканизуемая резиновая смесь

ВУЛКАНИЗУЕМАЯ РЕЗИНОВАЯ СМЕСЬ на основе синтетического каучука , содержащая наполнитель, пластификатор , вулканизующую группу и лигнин содержащую добавку, отличающаяся тем, что, с целью повышения физико-механических свойств резин . из нее в качестве лигнинсодержащей добавки, она содержит лигнин, ак-тивированный 0,15-0,6 мае.ч. соединения общей формулы I -CH2-CH2-NH-CH2- CHj СН NH где п 1-74, с при следующем соотношении компонентов , мае.ч.: (Л Синтетический каучук1-00 , Наполнитель 1,0-150,0 Пластификатор 0,5-40,0 Вулканизующая группа2,0-16,0 Лигнин , активированный1 ,0-20,0 0,15-0,6 мае.ч. соединения 1 ел 4 оо ...

Гидрофобизатор для древесноволокнистых плит мокрого способа производства

Применение отжима - продукта обезвоживания гидролизного лигнина, в качестве гидрофобизатора для древесноволокнистых плит Мокрого способа производства. W с ...

Состав для гидрофобизации древесностружечных плит

Способ изготовления формованных деталей из термопластичных дисперсий и древесных частиц

СПОСОБ ИЗГОТОВЛЕНИЯ ФОРМОВАННЫХ ДЕТАЛЕЙ ИЗ ТЕРМОПЛАСТИЧНЫХ ДИСПЕРСИЙ И ДРЕВЕСНЫХ ЧАСТИЦ, главным образом древесных волокон , путе.м их орошения сополимернои диснерсией, формирования заготовок и нрессования под давлением и нод действием тепла в одно- или многослойные плиты, отличающийся тем, что, в качестве сополимернои дисперсии используют водную непластифицированную тонкодисперсную сополимерную дисперсию на базе эфира акриловой кислоты или сополимера эфира акриловой кислоты - стирола или водной непластифицированной тонкодисперсной гомополимерной дисперсии поливинилацетата , причем сополимерная дисперсия содержит 39-57 /о твердого вещества и доля используемого твердого вещества составляет 10-40% в перерасчете на сухие древесные частицы.

Состав для изготовления древесноволокнистых плит

Гелеобразная композиция для получения скребков-разделителей

Композиция для изготовления древесных плит

Изобретение относится к получению композиции для производства древесных плит, используемых в качестве строительных материалов, позволяет повысить прочность плит и утилизировать отходы. Для этого композиция содержит мас.%: измельченная древесина 37 - 44 зола от сжигания горючих сланцев 18,5 - 21,5 каустический магнезит 18,5 - 21,5 и водный раствор хлористого магния плотностью 1,22 г/см319 - 20. 1 табл.

Композиция для древесных пластиков

КОМПОЗИЦИЯ ДЛЯ ДРЕВЕСНЫХ ПЛАСТИКОВ, включающая фенолформальдегидную смолу, измельченную древесину волокнистый наполнитель и функцио-ТГ нальную добавку, отличаюша яс я тем, что, с целью снижения вьуделения фенола, она содержит волокнис .тый наполнитель, выбранный из группы: стекловолокно, полиамидное кордное волокно , и в качестве функциональной добавки содержит смесь калия бромноватокислого и калия бромистого при следующем соотношении компонентов, мас.%: Фенолформальдегидная 25 - 35 смола Калий бромноваток 1Слый Калий бромистый Измельченная древесина Волокнистый наполнитель ...

Способ переведения в неразмягчаемое при повышенной температуре состояние древесных пластиков

Состав для обработки древесноволокнистого ковра при изготовлении древесноволокнистых плит

СОСТАВ ДЛЯ ОБРАБОТКИ ДРЕВЕСНО-ВОЛОКИИСТОГО КОВРА ПРИ ИЗГО:ТОВЛЕНИИ ДРЕВЕСНО-ВОЛОКНИСТЫХ ПЛИТ, включающий высыхающие масла, о тличающийся тем, что, с целью повышения прочности плит, он дополнительно содержит уротропин и водный раствор аммиака при следую-, щем соотношении компонентов, мас.%: Высыхающие масла 6-10 Уротропин10-34 Водный раствор аммиака 56-84 ...

Orthopaedic splinting system

A composite material in the form of a linear structure having a width, a length and a thickness, comprising a composite material with a first component formed by a polymer and a second component formed by a reinforcing material, wherein the first component comprises a thermoplastic polymer selected from the group of biodegradable polymers and mixtures thereof, and the second component comprises a woody material derived from platy or granular wood particles. The composite material being formable at a temperature of about 50 to 70° C. and it can be used as a blank for an orthopedic splint.

Method of producing composite materials

The invention relates to a method for making light-weight dimensionally stable wood-thermoplastic composite material composed of wood chips and a thermoplastic polycaprolactone. The manufacturing process of composite material comprising the steps of compounding virgin materials with single-screw extruder and production of uniform homogeneous plate-like composite with calendering apparatus. The calendering process comprises of several cycles, folding, cooling and reheating steps. During the gentle manufacturing process fragile wood chips maintain their 3-D structural properties in polymer matrix resulting light, mechanically strong wood-plastic composite.

Adhesive system and method of producting a wood based product

The invention relates to an adhesive system comprising a protein; a polymer comprising at least one carboxylic group or at least one carboxylic anhydride group, or a combination thereof, with the proviso that said polymer does not contain 5 to 90 wt-% of vinyl pivalate units in combination with 0.2 to 15 wt-% of primary hydroxyl group-containing vinyl compound units, and a polyamine-epihalohydrin. The invention further relates to the use of the adhesive system, an adhesive composition, a method of producing a wood based product and a wood based product.

Light derived timber product board

The invention relates to a light, single-layer derived timber product board which is distinguished by having a bulk density of below 500 kg/m 3 and consisting of a mixture of crushed and sliced chips. Furthermore, the invention relates to a method for the production of such a light, single-layer derived timber product board.

Paraben derivatives for preserving cellulosic materials

A method of preserving a cellulosic material are provided. The method includes contacting the cellulosic material with a paraben-containing monomer and polymerizing the paraben-containing monomer. Articles including a cellulosic material and at least one polymer which includes paraben moieties are also provided.

Rigid biofiber thermoplastic composite and articles made therefrom

Coated reinforcing biofiber for thermoplastic articles is disclosed. The coating on the biofiber comprises a plastisol. The coated reinforcing biofiber can be used in thermoplastic compounds to simulate the appearance of natural wood while adding significantly increased flexural modulus for the wood plastic composite (WPC).

PHOSPHATE BONDED COMPOSITES AND METHODS

Inorganic-organic composite articles and methods for producing them using inorganic acidic/alkaline precursor components as inorganic adhesives is provided. Articles prepared therefrom provide improved flexibility, zero flame spread, no release of volatile organic compounds, and low carbon foot print. 1. A method of producing a composite product , the method comprising providing an organic material , and{'sub': 2', '4', '2', '4', '2', '4', '2', '4', '2', '2', '2', '4', '2', '2', '2', '4', '2', '3', '4', '2', '2', '2', '4, 'contacting the organic material with an inorganic adhesive, the inorganic adhesive comprising a mixture of an inorganic acidic precursor and an alkaline precursor the inorganic acidic precursor comprising at least one of a saturated solution of phosphoric acid, sodium dihydrogen phosphate (NaHPO), potassium dihydrogen phosphate (KHPO), cesium dihydrogen phosphate (CsHPO), magnesium dihydrogen phosphate (Mg(HPO).2HO), calcium dihydrogen phosphate (Ca(HPO).2HO), zinc dihydrogen phosphate (Zn(HPO)), mono aluminum hydro phosphate (AlH(PO).HO), MgCl, MgSO, and mixtures thereof.'}2. The method of claim 1 , wherein the weight ratio of the organic material to the total inorganic adhesive claim 1 , excluding water content claim 1 , is less than about 40 weight percent organic material providing a fiber-reinforced ceramic composite product; or is more than 40 weight percent organic material providing an inorganic fiber composite product.3. The method of claim 1 , wherein the organic material comprises at least one of wood veneer claim 1 , short and long flakes claim 1 , long fiber claim 1 , short fiber claim 1 , strands claim 1 , saw dust claim 1 , wood particles claim 1 , fiber bundles claim 1 , stone groundwood (SGW) claim 1 , pressure groundwood (PSW) claim 1 , refiner mechanical pulp (RMP) claim 1 , thermomechanical pulp (TMP) claim 1 , chemithermomechanical pulp (CTMP) claim 1 , kraft pulp claim 1 , sulfite pulp claim 1 , soda pulp claim 1 , bleached ...

COMPOSITE MATERIAL MADE OF A MATERIAL CONTAINING CELLULOSE AND A PLASTIC MATERIAL

The invention relates to novel composite materials which are made of at least one material containing cellulose, preferably wood, and at least one plastic material, and which have improved mechanical and weather resistance properties. 1: A composite material , comprising:a cellulose-comprising material and a plastic,wherein the plastic comprises a copolymer, andthe copolymer comprises a poly(alkyl)(meth)acrylate and a cyclic carboxylic anhydride derivative.2: The composite material of claim 1 ,wherein the copolymer is an adhesion promoter, andthe poly(alkyl)(meth)acrylate is a matrix material.3: The composite material of claim 1 ,wherein the copolymer has an MVR melt index [230° C., 3.8 kg] of from 1 to 30 mL/10 min.4: The composite material of claim 1 ,wherein a proportion of the copolymer based on a total weight of the composite material, is at least 0.5% by weight and no more than a difference between 100% and a percentage proportion by weight of the cellulose-comprising material.5: The composite material of claim 1 ,wherein a proportion of the cyclic carboxylic anhydride derivative, based on a total weight of the composite material, is from 0.1 to 5% by weight.6: The composite material of claim 1 ,wherein the cellulose-comprising material comprises wood, paper, or paperboard.7: The composite material of claim 1 , comprising:up to 80% by weight of wood particles andat least 15% by weight of the poly(alkyl)(meth)acrylate,based in each case on a total weight of the composite material.8: The composite material of claim 1 , consisting of:a cellulose-containing component in a content of from 40 to 80% by weight,the copolymer in a content of from 1 to 50% by weight,a lubricant in a content of from 0 to 5% by weight,a poly(alkyl)(meth)acrylate matrix polymer in a content of from 0 to 59% by weight,a dye in a content of from 0 to 5% by weight, anda light stabilizer in a content of from 0 to 0.5% by weight,wherein the copolymer and the matrix polymer are together from 9.5 ...

USE OF A COMPOSITION BASED ON THERMOPLASTIC RESIN FOR THE MANUFACTURE OF RAILWAY SLEEPERS

The present invention relates to the use of a composition based on thermoplastic resin and on natural fibres, in particular plant fibres, for the manufacture of railway sleepers intended for all means of transport that need to run on rails, in particular trains, trams, and underground trains. The present invention also relates to railway sleepers produced from said composition. 1. In a process for the manufacture of railroad ties , comprising extruding or injection molding a composition , the improvement wherein the composition comprises at least one thermoplastic material and natural fibers.2. The process of claim 1 , wherein the composition comprises 10% to 90% by weight of thermoplastic material claim 1 , relative to the total weight of the composition.3. The process of claim 2 , wherein the thermoplastic material is ethylene polymers or copolymers claim 2 , propylene polymers or copolymers claim 2 , butylene polymers or copolymers claim 2 , or polyvinyl chloride.4. The process of claim 1 , wherein the natural fibers are plant fibers.5. The process of claim 1 , wherein the composition comprises an equiponderate mixture of thermoplastic material and plant fibers.6. The process of claim 1 , wherein the composition is coated with a surface layer comprising a thermoplastic resin claim 1 , a filler claim 1 , TiO claim 1 , an impact additive claim 1 , and optionally a stabilizer.7. The process of claim 6 , wherein the composition and the surface layer have been obtained by a coextrusion process.8. A railroad tie comprising a composition as defined in .9. The railroad tie of claim 8 , composed of one or more profiles obtained by a process of extruding the composition.10. The railroad tie of claim 8 , having an upper part with a bearing plate for receiving a rail claim 8 , said bearing plate optionally comprising an insulating pad.11. The railroad tie of claim 8 , having a lower part with a bearing pad.12. The railroad tie of claim 11 , wherein the tie and the pad have ...

Powdered resins with fillers

Particulate binder compositions and methods for making and using same are provided. The binder composition for producing composite lignocellulose products can include an aldehyde based resin and a filler, an extender, or a combination thereof. The binder composition can be in the form of particulates. The particulates can each comprises the filler, the extender, or the combination thereof and the aldehyde based resin.

Carpet waste composite

A composite material is produced from carpet waste and a binding agent, in intimate association, and may also include wood fiber or chips and/or other additives. A method of manufacturing a composite material includes shredding carpet waste, coating the carpet waste with a binding agent, and subjecting the shredded, coated carpet waste to elevated heat and pressure. As an additional step, the composite material may be actively cooled to prevent deformation of the material.

Bamboo Oriented Strand Board and Method for Manufacturing the Same

An oriented bamboo strand board and method for manufacturing the same are provided. The method includes: (a) cutting a bamboo stalk () into sections (), and splitting each section () into 3-12 arc bamboo blanks () in the radial direction; (b) removing a outer surface part () and inner surface part () of the arc bamboo blank () by a thicknesser; (c) flaking the bamboo blank after removal of the outer surface part () and inner surface part () into bamboo flakes () with a thickness of 0.1-0.3 mm in the chordwise or substantially chordwise direction; (d) applying glue to the bamboo flakes () after drying, and orientedly spreading. The bamboo flakes have large width, break-resistance, good flatten characteristic and easy glue application, and the mechanical strength of produced oriented bamboo strand board is 1.5-1.6 times as much as that of the oriented bamboo strand board manufactured by radial flaking 1. A method for manufacturing an oriented bamboo strand board , comprising the following steps:{'b': 4', '6', '6', '8, '(a) cutting a bamboo stalk () into bamboo sections (), and splitting each bamboo section () into arc bamboo blanks () in the radial direction;'}{'b': 8', '10', '11', '8', '13, '(b) slicing each arc bamboo blank () to remove an outer surface part () and an inner surface part () of the arc bamboo blank (), to form a roughly sliced bamboo chip ();'}{'b': 13', '14, '(c) flaking the roughly sliced bamboo chip () into a plurality of bamboo flakes () in the chordwise or substantially chordwise direction perpendicular to the radius of the original bamboo stalk;'}{'b': '14', '(d) drying the bamboo flakes (), performing surface gluing to the dried bamboo flakes, orientedly spreading the bamboo flakes after surface gluing, hot-pressing and curing, to form the bamboo oriented strand board.'}26. The method according to claim 1 , wherein claim 1 , in said step (a) claim 1 , said bamboo section () is split into 3 to 12 bamboo blanks38. The method according to claim 1 ...

Tackifiers For Composite Articles

A composite article comprises a plurality of lignocellulosic pieces and an adhesive system disposed on the plurality of lignocellulosic pieces for bonding the plurality of lignocellulosic pieces. The adhesive system comprises a binder component and a tackifier component. The tackifier component comprises an acrylic or a styrene-butadiene polymer. The tackifier component is useful for maintaining orientation of the plurality of lignocellulosic pieces during manufacture of the composite article. The composite article may be various engineered lignocellulosic composites, such as particleboard. 1. A composite article comprising:a plurality of lignocellulosic pieces; andan adhesive system disposed on said plurality of lignocellulosic pieces for bonding said plurality of lignocellulosic pieces; a binder component, and', 'a tackifier component comprising an acrylic or a styrene-butadiene polymer for maintaining orientation of said plurality of lignocellulosic pieces during manufacture of said composite article., 'wherein said adhesive system comprises'}2. A composite article as set forth in wherein said polymer is a styrene-acrylic polymer.3. A composite article as set forth in wherein said adhesive system is formed from said binder and said tackifier components.4. A composite article as set forth in wherein said polymer comprises;{'sub': 1', '20, 'i) a Cto Calkyl (meth)acrylate,'}ii) an ethylenically unsaturated carboxylic acid,iii) a vinyl aromatic group,{'sub': 2', '13, 'iv) a vinyl ester of a Cto Calkyl carboxylic acid ester,'}{'sub': 2', '8, 'v) a Cto Chydroxyalkyl (meth)acrylate,'}vi) an ethylenically unsaturated nitrile,vii) an α,β-ethylenically unsaturated amide-group-containing compound,viii) a reactive vinyl cross-linker, orix) combinations thereof.5. A composite article as set forth in wherein said polymer comprises said i) Cto Calkyl (meth)acrylate which is selected from the group of methyl (meth)acrylate claim 4 , ethyl (meth)acrylate claim 4 , propyl (meth) ...

MANUFACTURING A COMPOSITE MATERIAL COMPRISING LIGNOCELLULOSIC FIBERS IN A PLASTIC MATRIX

A manufacturing method includes the steps of providing lignocellulosic fibers, providing a plastic material, and mixing the lignocellulosic fibers and the plastic material to obtain a composite material. The manufacturing method also includes, prior to the mixing step, a step for heat treatment of the lignocellulosic fibers wherein the lignocellulosic fibers are heated. 1. A method for manufacturing a composite material comprising lignocellulosic fibers in a matrix in plastic material , comprising steps for:providing lignocellulosic fibers;providing the plastic material; andmixing the lignocellulosic fibers and the plastic material for obtaining the composite material,the method comprising, prior to the mixing step, a step for heat treatment of the lignocellulosic fibers, wherein the lignocellulosic fibers are heated,characterized in that, in the heat treatment step, the lignocellulosic fibers are heated to a temperature above 160° C.2. The manufacturing method according to claim 1 , wherein claim 1 , during the heat treatment step claim 1 , the lignocellulosic fibers are heated under an oxygen (O)-deficient controlled atmosphere.3. The manufacturing method according to claim 1 , wherein claim 1 , in the heat treatment step claim 1 , the lignocellulosic fibers are heated to a temperature directly proportional to the oxygen deficiency of an enclosure for heating the lignocellulosic fibers.4. The manufacturing method according to claim 1 , wherein the lignocellulosic fibers are defibrillated so as to generate fibrils from the lignocellulosic fibers before the heat treatment step.5. The manufacturing method according to claim 1 , wherein claim 1 , in the heat treatment step claim 1 , the heated lignocellulosic fibers are then cooled actively.6. The manufacturing method according to claim 1 , wherein the step for providing lignocellulosic fibers comprises a step for refining a source of lignocellulosic fibers in order to obtain the lignocellulosic fibers.7. The method ...

KENAF REINFORCED RUBBER FOR POWER TRANSMISSION BELTS

An elastomeric composition and a power transmission belt based on the elastomeric composition, wherein the composition includes kenaf fiber. 1. A power transmission belt comprising an elastomeric belt body , said elastomeric belt body comprising an elastomeric composition comprising kenaf fiber.2. The belt of wherein said kenaf fiber comprises bast fiber.3. The belt of wherein said kenaf fiber is present in the elastomeric composition at a level of 1 to 50 parts per hundred parts of base elastomer.4. The belt of wherein said kenaf fiber is chopped bast fiber with average fiber length of 1 to 3 mm.5. The belt of wherein said composition further comprises a compatibilizer that aids dispersion or adhesion of the kenaf fiber in the base elastomer.6. The belt of wherein the elastomeric composition further comprises a second type of short fiber.7. The belt of wherein the second type of short fiber is aramid fiber. 1. Field of the InventionThis invention relates generally to the field of power transmission belts, more particularly to rubber compositions suitable for belts, and specifically to a rubber composition reinforced with native kenaf fiber for use in belts.2. Description of the Prior ArtCommon power transmission belts include V-belts, flat belts, toothed or synchronous belts and multi-ribbed belts. Common belt construction includes an elastomeric belt body, spiraled or helically wound tension cord or other textile tensile member embedded in the belt body, and often other textile reinforcements embedded in the belt body or covering one or more of the belt surfaces.The elastomeric belt body may include one or more vulcanized rubber composition, or a thermoplastic elastomer, or other elastomeric composition. Elastomer compositions used have included various fibrous reinforcements dispersed therein. Of the many fibers available, relatively few have found commercial success because of various processing and performance needs including excellent adhesion between fiber ...

COLD-PRESSED MATS OF LIGNOCELLULOSIC MATERIAL HAVING IMPROVED COLD TACK AND A PROCESS FOR THEIR PRODUCTION

Cold-pressed mats of lignocellulosic material having a Push Off Test extension equal to at least 85% of that of a mat made with a urea-formaldehyde resin are produced from a lignocellulosic material and binder system. These mats are produced at ambient temperature by separately adding each component of the binder system to the lignocellulosic material, blending the lignocellulosic material and binder system to coat the lignocellulosic material with the binder system, forming the coated lignocellulosic material into the desired form and applying pressure to the formed lignocellulosic material to obtain the desired thickness. The binder system includes: (i) at least one polyfunctional isocyanate and (ii) at least one aqueous dispersion of an adhesive or tackifier. 1. A cold-pressed mat of a lignocellulosic material having a Push Off Test extension equal to at least 85% of that of a mat made with a urea-formaldehyde resin , which is produced at ambient temperature by a process comprising: (i) a polymeric derivative of diphenylmethane diisocyanate or a prepolymer of a polymeric derivative of diphenylmethane diisocyanate having an NCO functionality of from 2.2 to 3.3 and a viscosity of from 25 to 2,000 mPas', 'and', '(ii) at least one aqueous dispersion of a material having adhesive or tackifying characteristics when contacted with lignocellulosic material to the lignocellulosic material;, '(a) separately adding each component of a binder system comprising(b) blending each of the components of the binder system and the lignocellulosic material until the lignocellulosic material is sufficiently coated with the binder system components that the lignocellulosic material can be formed into a mat;(c) forming the coated lignocellulosic material into a mat;and(d) applying sufficient pressure to the mat at ambient temperature to form a mat having a desired thickness.2. The mat of in which the polyfunctional isocyanate is polymeric diphenylmethane diisocyanate.3. The mat of in ...

LIGNOCELLULOSIC MATERIALS WITH EXPANDED PLASTICS PARTICLES PRESENT IN NONUNIFORM DISTRIBUTION IN THE CORE

The invention is directed to lignocellulosic materials having a core and two outer layers, containing in the core 17-. (canceled)8. A lignocellulosic material having a core and two outer layers , comprising in the coreA) 30% to 98% by weight of lignocellulose particles;{'sup': '3', 'B) 1% to 25% by weight of expanded plastics particles having a bulk density in the range from 10 to 150 kg/m,'}C) 1% to 50% by weight of one or more binders selected from the group consisting of aminoplast resin, phenoplast resin, and organic isocyanate having at least two isocyanate groups, andD) 0% to 10% by weight of additives,and in the outer layersE) 70% to 99% by weight of lignocellulose particles,F) 1% to 30% by weight of one or more binders selected from the group consisting of aminoplast resin, phenol-formaldehyde resin, and organic isocyanate having at least two isocyanate groups, andG) 0% to 10% by weight of additives,wherein the lignocellulose particles of the outer layers E comprise at least 25% by weight of lignocellulosic chips and the expanded plastics particles B are present in nonuniform distribution in the core.9. A process for producing the lignocellulosic material according to which comprises mixing components E claim 8 , F and G for the outer layers and components A claim 8 , B claim 8 , C and D for the core claim 8 , wherein a nonuniform mixture of components A and B is produced.10. A process for producing the lignocellulosic material according to which comprises mixing components E claim 8 , F and G for the outer layers and components A claim 8 , B claim 8 , C and D for the core claim 8 , wherein the material for the core is scattered in such a way as to form a nonuniform mixture of components A and B.11. The process according to claim 9 , wherein the nonuniform mixture of components A and B is obtained by scattering different mixtures with different proportions of A to B in succession.12. The process according to claim 9 , wherein the nonuniform mixture of ...

LIGNOCELLULOSIC MATERIALS WITH LIGNOCELLULOSIC FIBERS IN THE OUTER LAYERS AND EXPANDED PLASTICS PARTICLES PRESENT IN THE CORE

The present invention relates to lignocellulosic materials having a core and two outer layers, comprising in the core 1. A lignocellulosic material having a core and two outer layers , comprising in the coreA) 30% to 98% by weight of lignocellulose particles;{'sup': '3', 'B) 1% to 25% by weight of expanded plastics particles having a bulk density in the range from 10 to 150 kg/m,'}C) 1% to 50% by weight of one or more binders selected from the group consisting of phenoplast resin, aminoplast resin, and organic isocyanate having at least two isocyanate groups, andD) 0% to 30% by weight of additives and in the outer layersE) 70% to 99% by weight of lignocellulose fibres,F) 1% to 30% by weight of one or more binders selected from the group consisting of phenoplast resin, aminoplast resin, and organic isocyanate having at least two isocyanate groups, andG) 0% to 30% by weight of additives, comprising in the coreA) 30% to 98% by weight of lignocellulose particles;{'sup': '3', 'B) 1% to 25% by weight of expanded plastics particles having a bulk density in the range from 10 to 150 kg/m,'}C) 1% to 50% by weight of one or more binders selected from the group consisting of phenoplast resin, aminoplast resin, and organic isocyanate having at least two isocyanate groups, andD) 0% to 30% by weight of additives and in the outer layersE) 70% to 99% by weight of lignocellulosic fibers,F) 1% to 30% by weight of one or more binders selected from the group consisting of phenoplast resin, aminoplast resin, and organic isocyanate having at least two isocyanate groups, andG) 0% to 30% by weight of additives, wherein the expanded plastics particles B are present in nonuniform distribution in the core or consisting in the core ofA) 30% to 98% by weight of lignocellulose particles;{'sup': '3', 'B) 1% to 25% by weight of expanded plastics particles having a bulk density in the range from 10 to 150 kg/m,'}C) 1% to 50% by weight of one or more binders selected from the group consisting of ...

GENERATION OF MIXED DIISOCYANATES BY PHOSGENATION OF SOY BASED METHYL AMINO ESTERS

The present invention relates to an improved composition comprising a blend of diisocyanates of Formula (II) derived from their corresponding dianiino alkyl esters obtained from soy protein source, wherein R is an alkyl and n is 1-4, and methods of making and using such compositions as construction material resin binders, in particular, wood resin binders and/or adhesives. 1. A composition comprising at least two diisocyanates and having a structure as set forth in formula II.2. The composition of claim 1 , wherein the composition comprises at least four diisocyanates.3. The composition of claim 1 , wherein the diisocyanates are selected from the group consisting of alkyl 2 claim 1 ,6-diisocyanatohexanoate claim 1 , alkyl 2 claim 1 ,3-diisocyanatopropanoate claim 1 , alkyl 5 -(3 formylguanidino)-2-isocyanatopentanoate claim 1 , and alkyl 2 claim 1 ,4-diisocyanatobutanoate.4. The composition of claim 1 , wherein the diisocyanates are selected from the group consisting of methyl 2 claim 1 ,6-diisocyanatohexanoate claim 1 , methyl 2 claim 1 ,3-diisocyanatopropanoate claim 1 , methyl 5-(3-formylguanidino)-2-isocyanalopentanoate claim 1 , and methyl 2 claim 1 ,4-diisocyanatobutanoate.5. A product of manufacture or a formulation comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a composition of , and a silica, a wax, an antifoamer, a lubricant, a plasticizer, a softening agent, a pigment, a biocide, a filler or a combination thereof.'}6. A method of preparing a mixture of at least two diisocyanates comprising reacting a mixture of diamino alkyl esters with a diphosphege or a triphosphege.7. A manufactured material or a product of manufacture comprising a polyurethane claim 1 , wherein the polyurethane comprises a composition of .8. The manufactured material or the product of manufacture of claim 7 , wherein the manufactured material or the product of manufacture is an oriented strand board (OSB) claim 7 , a medium-density fiberboard (MDF) claim 7 , or a ...

BINDER COMPOSITIONS COMPRISING LIGNIN DERIVATIVES

The present disclosure provides an adhesive composition comprising derivatives of native lignin and an isocyanate-based binder such as methylene diphenyl diisocyanate. The present compositions may further comprise formaldehyde-based resins such as PF, UF, and MF. While not wishing to be bound by theory, it is believed that incorporating derivatives of native lignin in isocyanate compositions will reduce incidence of pre-curing. 1. An adhesive system comprising:a. a resin comprising at least about 30% by weight of phenol-formaldehyde resin and at least about 30% by weight of derivative of native lignin; andb. an isocyanate-based binder.2. A composition according to wherein the composition comprises at least about 35% by weight of derivative of native lignin.3. A composition according to wherein the derivative of native lignin has an ethoxy content of 0.45 mmol/g or greater.4. A composition according to wherein the isocyanate-based binder comprises methylene diphenyl diisocyanate.5. A composition according to wherein the isocyanate-based binder comprises methylene diphenyl diisocyanate and a derivative of native lignin.6. A composition according to wherein the isocyanate-based binder comprises methylene diphenyl diisocyanate and a derivative of native lignin wherein the derivative of native lignin has an aliphatic hydroxyl content of from about 0.6 mmol/g to about 6.5 mmol/g.7. Use of the system according to for the production of a fibreboard.8. Use of the system according to as an adhesive for low density fibreboard (LDF) claim 1 , medium density fibreboard (MDF) claim 1 , high density fibreboard (HDF) claim 1 , strawboard & other agricultural fibre/particle boards claim 1 , oriented strand board (OSB) claim 1 , particle board claim 1 , wood fibre insulation board (WFIB) claim 1 , or polyurethane foams.9. A method of producing a fibreboarda) providing fibres to a blowline;{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'b) providing an adhesive system according to ...

DEGRADABLE PLASTIC AND MANUFACTURING METHOD THEREOF

A degradable plastic and a manufacturing method thereof are provided. The degradable plastic is made by mixing plastic, dry crop straw scraps and additives and extruding the mixture into granules with a double-screw extruder. The weight fraction of the plastic, crop straw scraps and additives is 63-73 wt %, 23-33 wt % and 4-6 wt % based on the total weight of raw material. The obtained granules are even, stable and can be used to manufacture daily necessities such as dishware, containers, stationery and bags having smooth surface, high strength, excellent toughness and comfortable hand feeling. 1. A degradable plastic , wherein comprising degradable plastic , crop straw and plastic additives , the weight fraction of the degradable plastic , crop straw and additives is 63-73 wt % , 23-33 wt % and 4-6 wt % based on the total weight of raw material.2. A degradable plastic according to claim 1 , wherein the degradable plastic is poly lactic acid or poly butylenes succinate.3. A degradable plastic according to claim 2 , wherein the degradable plastic further includes polyhydroxyalkanoates or polycaprolactone.4. A degradable plastic according to claim 1 , wherein the crop straw is any of rice straw claim 1 , wheat straw claim 1 , wheat bran claim 1 , corn cob or corn stalk.5. A degradable plastic according to claim 1 , wherein the plastic additives are any of silane coupling agent claim 1 , aluminate/titanate complexing coupling agent claim 1 , ethylene bis-stearomide or titanium dioxide.6. A crop plastic manufacturing method according to claim 1 , wherein mix the crop straw scraps of 1.5˜2.0 mm in length after being dried claim 1 , the plastic and the plastic additives claim 1 , extrude the mixture into granules with a double-screw extruder; the weight fraction of the plastic claim 1 , crop straw scraps and additives is 63-73 wt % claim 1 , 23-33 wt % and 4-6 wt % based on the total weight of raw material.7. A degradable plastic according to claim 1 , wherein the crop ...

Methods of Manufacturing Formaldehyde-Free Molded Products and Related Parts

The present invention provides a moldable mixture containing large portion of agricultural fibers and small portion of a binding agent and a flow-promoting filler material. The moldable mixture is substantially free of formaldehyde, with low moisture content and high draw ratio. The present invention also provides methods of manufacturing molded products and related parts, based on the claimed moldable mixture. Molded products () and related parts such as runner () and plank () with light weight, high density and more complex profile are manufactured by the claimed methods including steps of providing required materials for a moldable mixture, mixing the provided materials to form a moldable mixture, shaking the moldable mixture in preparing for compression molding and compression molding the moldable mixture to form molded products and related parts. 1. A moldable mixture comprising a binding agent , a flow-promoting filler material and an agricultural fiber , wherein said moldable mixture is in the absence of hardener , impact modifier , co-solvent and de-molding agent.2. The moldable mixture of claim 1 , wherein said binding agent is Diisocyanate-diphenylmethane with an amount not more than 5% by weight to said moldable mixture.3. The moldable mixture of claim 2 , wherein the said binding agent is substantially free of formaldehyde.4. The moldable mixture of claim 1 , wherein said agricultural fiber is at least one agricultural fiber selected from a group consisting of rape straw and rice stalk.5. The moldable mixture of claim 4 , wherein said agricultural fiber is between 85% to 95% by weight to said moldable mixture.6. The moldable mixture of claim 1 , wherein said flow-promoting filler material is wheat flour which is less than 10% by weight to said moldable mixture.7. The moldable mixture of claim 1 , wherein said binding agent is a soy-based binding agent with an amount not more than 5% by weight to said moldable mixture.8. A method of manufacturing a molded ...

ENVIRONMENTALLY FRIENDLY WOOD TREATMENT PROCESS

In order to prolong the usage of wood one needs to prevent the growth of rot and fungi. The most common substances used today are not environmentally friendly and they need to be replaced by more environmentally friendly options. Water glass or sodium silicate has been known for a long time having properties which give the wood resistance to rot and fungi and in addition also fire retardant properties. The present invention discloses a method for treatment of wood to improve the flame retardant properties and also the resistance to rot, fungus, mold and insects of a wooden material. The wood treatment method of the invention comprises the steps of providing a wooden material and providing water based formulation which is stable in room temperature or in temperatures ranging from 15-35° C. The water based formulation of the invention consist essentially of an alkali metal silicate, water and an insolubilization agent which is selected from an organic acid, an inorganic acid or an inorganic polyvalent ion, added in an amount lower than the amount of insolubilization agent needed for the formulation to reach the gelling point. Further the wood treatment method includes the steps of applying the water based formulation on the wooden material and drying the wooden material treated with said water based formulation at any given temperature in order to remove excess of water and also curing the dried wooden material at an elevated temperature in order to insolubilize the alkali metal silicate. 1. Method for treatment of wooden materials to improve the flame retardant properties and also the resistance to rot , fungus , mold and insects of the wooden material , wherein a wooden material is treated with a water based formulation , comprising the steps:a) Providing a wooden material an alkali metal silicate', 'water', 'an insolubilization agent which is selected from an organic acid, an inorganic acid or an inorganic polyvalent ion, added in an amount lower than the amount of ...

Polyisocyanate-Based Binder

Aqueous binder composition comprising an organic emulsifiable polyisocyanate, an aromatic polyester polyol and a alkali metal salt of a carboxylic acid as trimerisation catalyst and its use for bonding mineral fibre or lignocellulosic material. 1. A binder composition comprising an organic polyisocyanate , an isocyanate-reactive compound and an isocyanate-trimerisation promoting catalyst.2. The binder composition according to wherein the solids content is 2 to 100 wt %.3. The binder composition according to also containing water.4. The binder composition according to in the form of an aqueous emulsion or dispersion.5. The binder composition according to wherein the polyisocyanate is modified to make it emulsifiable or dispersible.6. The binder composition according to wherein the modification involves reaction with cationic claim 5 , anionic and/or nonionic compounds containing isocyanate-reactive groups.7. The binder composition according to wherein the polyisocyanate is derived from diphenylmethane diisocyanates (MDI) and/or oligomers thereof.8. The binder composition according to wherein the isocyanate-reactive compound comprises an aromatic polyester polyol.9. The binder composition according to wherein the amount of isocyanate-reactive compound is sufficient to provide an equivalent ratio of isocyanate groups to hydroxyl groups (excluding water) of 2:1 to 30:1 claim 1 , preferably 5:1 to 20:1.10. The binder composition according to wherein the isocyanate-trimerisation promoting catalyst is an alkali metal salt of a carboxylic acid.11. The binder composition according to wherein the isocyanate-trimerisation promoting catalyst is used in an amount ranging from 0.1 to 5 wt % based on the binder solids.12. The binder composition according to further comprising a reaction retarder and/or a wetting agent and/or an adhesion promoter.13. The binder composition according to wherein the reaction retarder is lactic acid.14. A process for preparing the binder composition ...

Densified biomass products containing pretreated biomass fibers

A product is provided comprising at least one densified biomass particulate having a substantially smooth, non-flakey outer surface and containing no added binder, wherein said densified biomass particulate is comprised of a plurality of pretreated lignin-coated plant biomass fibers which contain a trace amount of base from pretreatment of said fibers. Methods for using and making the product are also described.

Dioxaborinanes and uses thereof

A dioxaborinane compound, or salt thereof, where boron has two oxy substituents, each independently substituted with H, alkyl, alkenyl, aryl, —C(O)R 3 , —C(O)OR 3 , —C(O)NHR 3 , or the two oxy substituents, together with the oxygen atoms to which they are bonded, join to form a 5- or 6-membered ring; and R 3 is H, alkyl, alkenyl, or aryl, where the alkyl and alkenyl are optionally interrupted with one or more oxygen or sulfur atoms; and where boron also has the substituent -L-X 1 —PG 1 ; where L may be absent, or alkylenyl, alkenylenyl, or arylene, where the alkylenyl and alkenylenyl are optionally interrupted with one or more oxygen or sulfur atoms; X 1 is absent, or is amino, oxo, thio, or phosphino; and PG 1 is a polymerizable group. The dioxaborinane compound can be used as a wood preservative.

Process for Making Composite Polymer

In the process of forming a wood pulp fiber and thermoplastic polymer composition the step of adding mineral oil to the composition during mixing. 1. A method of making a composition comprisingproviding materials comprising wood pulp fibers in the form of particles, thermoplastic polymer and mineral oil to a mixing device,wherein for every 100 weight percent of material provide to the mixer the pulp fibers are 65 to 90 weight percent of the material and the mineral oil is 0.1 to 5 weight percent of the material,mixing the fiber, the polymer and the mineral oil in the mixing device to form a fiber/polymer blend in which the fibers are dispersed within the polymer,thereafter forming the fiber/polymer blend into pellets.2. The method of wherein the wood pulp fibers are bleached chemical wood pulp fibers.3. The method of wherein the thermoplastic polymer is selected from the group consisting of biopolymers claim 1 , polylactic acid claim 1 , cellulose acetate claim 1 , cellulose propionate claim 1 , cellulose butyrate; polycarbonates claim 1 , polyethylene terephthalate claim 1 , polyolefins claim 1 , polyethylene claim 1 , high density polyethylene claim 1 , low density polyethylene claim 1 , linear low density polyethylene claim 1 , polypropylene claim 1 , polystyrene claim 1 , polystyrene copolymers claim 1 , acrylonitrile-butadiene-styrene copolymer claim 1 , styrene block copolymers claim 1 , polyvinyl chloride claim 1 , and recycled plastics.4. The method of wherein the mixing device has two intermeshing rotors claim 1 ,5. A method of whereinthe step of forming the blend into pellets comprisesfurther mixing the fiber/polymer material in a second mixing device.wherein the second mixing device uses split flow to disperse the fibers in the polymer, andthereafter form the blend into pellets.6. The method of wherein the wood pulp fibers are bleached chemical wood pulp fibers.7. The method of wherein the thermoplastic polymer is selected from the group consisting of ...

DEVICE AND METHOD FOR ELUTRIATING AND GLUING WOOD CHIPS

A device and method for elutriating and gluing wood chips. At least one elutriating apparatus is used to fractionate the wood chips into at least one coarse chip fraction and one fine chip fraction. The elutriating apparatus has a fall duct and is designed so that the chip fractions pass through different gluing regions in the fall duct. At least one gluing apparatus is provided in order to glue the chip fractions in the gluing regions. Thus, the chip fractions can be glued in a common apparatus specifically with a glue amount adapted to a particular average chip size. 1. An apparatus for air-separating and gluing wood chips , comprising:an air-separating device for fractionating the wood chips into at least a coarse and a fine chip fraction, wherein the air-separating device comprises at least one fall duct and is configured in such a way that the coarse and the fine chip fractions pass through different gluing regions; anda gluing device for gluing the coarse and fine chip fractions in the gluing regions.2. The apparatus according to claim 1 , wherein the air-separating device is configured in such a way that the coarse chip fraction follows at least a first sorting path and the fine chi fraction follows at least a second sorting path that is different from the first sorting path claim 1 , and wherein the gluing device is configured to introduce into the gluing regions at least one glue aerosol in such a manner that a different amount of glue is provided along the first sorting path than along the second sorting path.3. The apparatus according to claim 1 , wherein the gluing device is configured to introduce into the gluing regions at least one glue aerosol in such a manner that an average glue density differs between the gluing regions.4. The apparatus according to claim 1 , wherein the air-separating device comprises at least one first blowing device for generating a deflecting flow pointing upward at an angle.5. The apparatus according to claim 1 , further ...

COMPOSITE

The invention concerns an extruded composite containing wood fibre material and polymer. The wood fibre material is wood material where the knot or branch content is at least 10 w-%, or bark, or would material into which extract material obtained by extracting knots, branches or bark has been absorbed. The amount of the polymer is 5-25% from the weight of the composite. The composite has high hardness, and reduced moisture absorption and swelling properties. It can be used as constructional material. 16.-. (canceled)7. A composite comprising:an extruded material comprising a wood fibre material and a polymer, wherein the wood fibre material is wood material where the knot or branch content is at least 10 w-%, or bark, or wood material into which extract material obtained by extracting knots, branches or bark has been absorbed, and the amount of the polymer is 5-25% from the weight of the composite.8. The composite of claim 7 , wherein the wood fibre material is a heartwood material having a knot or a branch content of at least 20 w-% claim 7 , or birch bark.9. The composite of claim 8 , wherein the heartwood material is a pine material.10. The composite of claim 9 , wherein the polymer is polyalkylene or biopolymer.11. The composite of claim 8 , wherein the polymer is polyalkylene or biopolymer.12. The composite of claim 7 , wherein the wood fibre material is a heartwood material comprising a pine material.13. The composite of claim 12 , wherein the polymer is polyalkylene or biopolymer.14. The composite of claim 7 , wherein the polymer is polyalkylene or biopolymer.15. The composite of claim 7 , wherein the composite is used in a manufactured material chosen from a construction material claim 7 , a decorative material claim 7 , a packaging material claim 7 , a transport material or a furniture material.16. A method for the preparation of a composite claim 7 , the method comprising:mixing a wood fibre material and a polymer; andextruding the wood fibre material and ...

Biocomposite panel

A biocomposite panel comprising a) at least one natural fiber and b) at least one thermosetting biopolymer, wherein the biocomposite panel has a residual moisture content, based on the total weight thereof, of less than 8.0 wt %, the biocomposite panel comprises at least two sheets of paper, the biopolymer includes a furan resin, and the weight proportion of the biopolymer, based on the total weight of the biocomposite panel, is at least 20.0 wt %.

Method for Treating Wood and Wood-Based Materials, and Wood and Wood-Based Materials Obtainable Therewith

The present application relates to a method for treating wood and wood-based materials for enhancing dimensional stability and surface properties and also for preventing cracking and extending durability. More specifically the invention for the treatment of wood and wood-based materials is directed to a method wherein the wood or wood-based material is subjected to a thermal treatment and the wood or wood-based material is at least partly impregnated with a melamine-containing resin. Subsequently the wood or wood-based material thus impregnated is cured with hot steam at not more than 125° C. preferably up to a maximum of 120° C. In a further aspect the present application includes the thermally treated wood or wood-based material, impregnated with melamine resin and cured, that is obtainable from the method of the invention. The present invention lastly provides for the use of melamine-containing resin for impregnating wood and wood-based materials which are or have been thermally modified, for the purpose of increasing the hardness and reducing the dimensional change through thermal modification. The material produced in accordance with the invention can be used as a substitute for teak. 116-. (canceled)17. A method for treating wood and wood-based materials , comprising the step of subjecting the wood or wood-based material to a thermal modification , whereby the wood or wood-based material is at least partly impregnated with a melamine-containing resin and subsequently the wood or wood-based material thus impregnated is cured in a hot steam atmosphere at not more than 150° C.181. The method of claim , whereby the curing of the melamine-containing resin in hot steam is being followed directly by the step of thermal modification of the wood or wood-based material , without prior cooling of the wood or wood-based material to temperatures of below 50° C.191. The method of claim , whereby the step of thermal modification comprises a modification at temperatures of ...

WOOD/POLYMER COMPOSITE WITH IMPROVED THERMAL STABILITY

A composite including a thermoplastic elastomer and a plant flour. This composite has an increased thermal stability and can be used in a construction material. 1. A composite comprising:a thermoplastic elastomer, wherein the thermoplastic elastomer is chosen from the group comprising copolyether-block-amides, copolyether-block-urethanes and copolyether-block-esters; anda plant flour.2. The composite as claimed in claim 1 , wherein the plant flour originates from a plant chosen from the group comprising maritime pine claim 1 , spruce wood claim 1 , beech wood and corn cob.3. (canceled)4. The composite as claimed in claim 1 , wherein the thermoplastic elastomer is a copolyether-block-amide comprising from 20% to 60% by weight of polyamide and from 40% to 80% by weight of polyether.5. The composite as claimed in claim 1 , wherein the copolyether-block amide comprises a soft polytetramethylene ether glycol block.6. The composite as claimed in claim 1 , wherein the polyamide is polyamide 11.7. The composite as claimed in claim 1 , wherein the plant flour represents less than 10% of the weight of the composite.8. The composite as claimed in claim 1 , wherein the plant flour represents from 10% to 80% of the weight of the composite.9. The composite as claimed in claim 1 , containing less than 5% of coupling agent.10. A granule comprising a composite as claimed in .11. A construction material comprising a composite as claimed in .12. A shoe comprising a composite as claimed in .13. A piece of furniture comprising a composite as claimed in .14. A passenger compartment comprising a composite as claimed in .15. A process for manufacturing a composite as claimed in claim 1 , comprising the steps of:a) introducing the thermoplastic elastomer and the plant flour into an extruder,b) extruding the mixture in the form of granules or profile.16. The process as claimed in claim 15 , comprising claim 15 , before step a) claim 15 , a step of preparing a mixture of the thermoplastic ...

Pre-treated biomass having enhanced enzyme accessibility

This invention is to a biomass composition of 5 and 6 carbon sugars, lignin, and cellulose which has been steam exploded and the composition has a very high enzyme accessibility at 24 hours for hydrolysis.

BIO-DERIVED POLYESTER FOR USE IN COMPOSITE PANELS, COMPOSITE ARTICLES AND METHODS OF PRODUCING SUCH ARTICLES

A synthetic article comprising at least one polyester resin adhesive and at least one lignin-based material and a method of preparing a synthetic article comprising mixing at least one polyester resin adhesive and at least one lignin-based material to obtain a blended material and forming a synthetic article from the blended material. 1. A composite material comprising at least one polyester resin adhesive and at least one lignin-based material , wherein the polyester resin adhesive comprises a polyester polymer having at least one repeating unit formed from a diol component and a dicarboxylic acid component and wherein the diol component is 1 ,3 propanediol.2. The composite material of claim 1 , wherein the dicarboxylic acid component is succinic acid.3. The composite material of claim 1 , wherein the dicarboxylic acid component is terephthalic acid.4. The composite material of claim 1 , wherein at least one repeating unit of the polyester polymer is formed from a diol component selected from the group consisting of ethylene glycol and 1 claim 1 ,4-butanediol.5. The composite material of claim 1 , wherein the polyester polymer is a copolymer comprising at least one repeating unit comprising succinic acid as the dicarboxylic acid component and at least one repeating unit comprising terephthalic acid as the dicarboxylic acid component.6. The composite material of claim 1 , wherein at least one repeating unit of the polyester polymer comprises a component produced from a biomass-resource.7. The composite material of claim 1 , wherein the polyester polymer consists essentially of components produced from a biomass-resource.8. The composite material of claim 1 , wherein the lignin-based material comprises at least one selected from the group consisting of a natural fiber claim 1 , a powdered lignin claim 1 , and a combination of natural fiber and powdered lignin.9. The composite material of claim 1 , wherein the polyester resin adhesive comprises less than about 25 wt % ...

TAILORABLE LIGNOSULFONATE CARBONATE ADHESIVES

A two component adhesive system is described. The first component of the system is made from a sulfonated lignin having at least one amine group containing side arm and at least one hydroxyl group containing side arm. The second component of the system is made from a sulfonated lignin having at least one chloroformate group containing side arm. 1. An adhesive system comprising:a first component comprising a first sulfonated lignin having at least one amine group containing side arm, and at least one hydroxyl group containing side arm; anda second component comprising a second sulfonated lignin having at least one chloroformate group containing side arm, wherein the first component and the second component are not mixed together.2. The adhesive system of claim 1 , wherein the amine containing side arm comprises a reduced amino acid.3. The adhesive system of claim 1 , wherein the amine containing side arm comprises reduced lysine.4. The adhesive system of claim 1 , wherein the hydroxyl containing side arm comprises a poly(ethylene glycol).5. The adhesive system of claim 4 , wherein the poly(ethylene glycol) has a chain length of about 2 to about 24.6. The adhesive system of claim 1 , wherein the chloroformate group containing side arm comprises a chloroformate terminating lignosulfonate poly(ethylene glycol).7. The adhesive system of claim 6 , wherein the poly(ethylene glycol) has a chain length of about 2 to about 24.8. The adhesive system of claim 1 , wherein the ratio of number of amine groups to number of sulfonate groups in the first component is about 1:2 to about 1:1000.9. The adhesive system of claim 1 , wherein the ratio of number of chloroformate groups to number of sulfonate groups in the second component is about 1:1 to about 1:50.10. The adhesive system of claim 1 , wherein the ratio of number of amine groups in the first component to number of chloroformate groups in the second component is about 1:0.1 to about 1:1.11. The adhesive system of claim 1 , ...

WATER REPELLENT MATERIALS FOR WOOD PRODUCTS

A method of manufacturing a wood product including using a water and wax mixture with wood particles in a production process of wood products, wherein the wax mixture includes a hydrocarbon wax, and a water-repellant material selected from the group consisting of (a) an asphaltite, (b) a polyolefin copolymer, (c) a polyolefin synthetic wax, and (d) combinations thereof, and forming a wood product. 1. An aqueous wax mixture comprising:water;a hydrocarbon wax; anda water-repellant material selected from the group consisting of (a) an asphaltite, (b) a polyolefin copolymer, (c) a polyolefin synthetic wax, and (d) combinations thereof.2. The mixture according to claim 1 , wherein said asphaltite is selected from the group consisting of uintaite claim 1 , gilsonite claim 1 , grahamite claim 1 , and glance pitch.3. The mixture according to claim 1 , wherein said polyolefin copolymer is selected from the group consisting of ethylene acrylic acid copolymers claim 1 , ethylene vinyl acetate copolymers and oxidized ethylene vinyl acetate copolymers.4. The mixture according to claim 1 , wherein said polyolefin synthetic wax is selected from the group consisting of polyethylene homopolymers and oxidized polyethylene homopolymers.5. The mixture according to claim 1 , further comprising montan wax.6. The mixture according to claim 1 , further comprising polyvinyl alcohol.7. A method of manufacturing a wood product comprising:using a water and wax mixture with wood particles in a production process of wood products, wherein said wax mixture comprises a hydrocarbon wax, and a water-repellant material selected from the group consisting of (a) an asphaltite, (b) a polyolefin copolymer, (c) a polyolefin synthetic wax, and (d) combinations thereof; andforming a wood product.8. A wood product made by the method of . The present invention relates generally to water repellants, such as wax or wax-like substances that are used to impart water repellency and other characteristics to wood ...

CELLULOSIC INCLUSION THERMOPLASTIC COMPOSITION AND MOLDING THEREOF

A cellulosic inclusion-thermoplastic composition that includes cellulosic inclusions and a thermoplastic polyolefin that forms a matrix in which the cellulosic inclusions are dispersed. A maleated polymer and a polar thermoplastic polymer resin of a polyamide or polyester are provided to improve adhesion between the cellulosic inclusions and the thermoplastic polyolefin. The polar thermoplastic polymer resin is characterized by a melting temperature greater than that of the thermoplastic polyolefin. The composition as provided has increased break tensile strength relative to a composition devoid of the polar thermoplastic polymer resin but otherwise is unchanged. The break tensile is measured at 23° Celsius and at an elongation rate of 50 millimeters per minute. 1. A cellulosic inclusion-thermoplastic composition comprising:a plurality of cellulosic inclusions;a thermoplastic polyolefin having a thermoplastic polyolefin melting temperature and forming a matrix in which said plurality of cellulosic inclusions are dispersed, the thermoplastic polyolefin being selected from the group consisting of: polyethylene, polypropylene, a copolymer of propylene and ethylene, and a mixture of polypropylene and polyethylene;a maleated polymer present at a maleated polymer total weight percent; anda polar thermoplastic polymer resin of a polyamide or a polyester, said polar thermoplastic resin having a resin melting temperature and present at polar polymer total weight percent, said maleated polymer and said polar thermoplastic resin being dispersed and interacting synergistically to promote adhesion between said plurality of cellulosic inclusions such that the composition has an increased break tensile strength as measured at 23° Celsius and at an cross-head speed of 50 millimeters per minute relative to a composition devoid of said resin, wherein the maleated polymer total weight percent is present between 2 to 4 total weight percent and the polar polymer total weight percent is ...

PROCESS FOR PRODUCING WOODEN SYNTHETIC CONSTRUCTION MATERIAL

A process for producing a high utility wooden synthetic construction material, with a woodgrain appearance close to the texture of natural wood, which effectively uses waste in the form of a wood powder of plywood. A wood powder of plywood, manufactured by adding an adhesive to wood fibers or chips and pressurizing, and a thermoplastic synthetic resin are used as main raw materials. A material obtained by adding an auxiliary raw material to the main raw materials is heated and melted at 160° C. to 200° C., and then pelletized to obtain raw material pellets. The raw material pellets are loaded into an extrusion molding or an injection molding machine, without actively removing contained moisture derived from the wood powder of plywood and an adhesive component from the raw material pellets, heated and melted at 150° C. to 200° C., and extruded from the mold or injected into the mold. 14-. (canceled)5. A process for producing a wooden synthetic construction material by using , as main raw materials , a thermoplastic synthetic resin and a wood powder of plywood manufactured by adding an adhesive to wood fibers or chips and pressurizing , the process comprising:heating and melting a material obtained by adding an auxiliary raw material to the main raw material obtained by compounding 100 parts by weight of the thermoplastic synthetic resin and 30 parts by weight to 100 parts by weight of the wood powder of plywood, under temperature conditions of 160° C. to 200° C., and then pelletizing the material to obtain raw material pellets in which moisture remains at 0.3 wt % to 0.9 wt % and a volatile substance contained in an adhesive component remains at 0.5 wt % to 1 wt %; andloading the raw material pellets into an extrusion molding machine or an injection molding machine, without actively removing the contained moisture derived from the wood powder of plywood and the contained adhesive component from the raw material pellets, heating and melting the raw material pellets in ...

Cellulosic material preservatives containing disaccharide

Articles containing a cellulosic material and at least one polymer containing at least one antimicrobial disaccharide are described, as well as methods for their preparation and use.

Reduced drying carrier formulation

According to the present invention there is provided a carrier formulation adapted to operatively support a preservative or preservative mixture within a material for treating wood, said carrier formulation comprising water and one or more water-miscible, water-soluble or water-emulsifiable compounds wherein said carrier formulation provides for preservative penetration and substantial preservative retention within the treated wood; and wherein the treated wood requires relatively little post-treatment drying. The carrier formulation provides for substantially complete or envelope penetration of the preservative within the treated wood.

COMPOSITIONS COMPRISING LIGNOCELLULOSIC BIOMASS AND ORGANIC SOLVENT

The present disclosure relates, at least in part, to compositions comprising lignocellulosic biomass and an organic solvent wherein the lignocellulosic biomass comprises 35% or greater of lignin material. The present disclosure relates, at least in part, to compositions comprising lignocellulosic biomass and an organic solvent wherein the lignocellulosic biomass comprises 50% or less of carbohydrate. In certain embodiments the present compositions may have a viscosity of 5000 cps or less. 1. A composition comprising a lignocellulosic biomass and an organic solvent wherein the lignocellulosic biomass comprises 35% or greater of lignin material.2. The composition according to claim 1 , wherein the lignocellulosic biomass comprises 50% or less of carbohydrate.3. The composition according to claim 1 , wherein the lignocellulosic biomass comprises about 5% or greater of recalcitrant cellulose4. (canceled)5. The composition according to claim 1 , wherein the composition has a viscosity of 5000 cps or less.6. (canceled)7. The composition according to claim 1 , wherein the composition has a viscosity of 1500 cps or less.8. The composition according to claim 1 , wherein the ratio of solvent to lignocellulosic biomass is from about 10:1 to about 3:1.9. (canceled)10. The composition according to claim 1 , wherein the pH of the composition is from about 1 to about 3.11. (canceled)12. The composition according to claim 1 , wherein the composition comprises from about 1.5% to about 2.5% (based on dry weight of the lignocellulosic biomass) of an acid.13. (canceled)14. The composition according to claim 1 , wherein the lignocellulosic biomass comprises softwood feedstock.15. (canceled)16. The composition according to claim 1 , wherein the organic solvent is selected from ethanol claim 1 , methanol claim 1 , propanol claim 1 , or a combination thereof.17. (canceled)18. The composition according to claim 1 , wherein the organic solvent a ethanol/water mixture and comprises about 40% ...

Method for producing cellulose-containing mass for producing composite material

The invention relates to a method for producing a cellulose-containing mass for forming a cellulose-containing composite material comprising following steps: (a) providing an input material comprising at least one cellulose-containing raw material and a liquid content; (b) macerating the cellulose-containing raw material in the input material; and (c) homogenizing the input material to obtain the cellulose-containing mass for forming cellulose-containing composite material by using an apparatus selected from a homogenizer, a refiner and a wet-milling apparatus. According to a further embodiment of the present invention cellulose of different types is added to the input. Moreover a method for producing a composite material that is based on said cellulose-containing mass is disclosed as well as a product produced of said composite material.

COMPOSITE MATERIAL COMPRISING BIO-FILLER AND SPECIFIC POLYMER

A composite material comprising 10-98 wt. % of a bio-based particulate or fibrous filler and at least 2 wt. % of a polyester derived from an aliphatic polyalcohol with 2-15 carbon atoms and a polyacid, wherein the polyacid comprises at least 10 wt. % of tricarboxylic acid. 1. A composite material comprising from 10 to 98 wt. % of a bio-based particulate or fibrous filler and at least 2 wt. % of a polyester derived from an aliphatic polyalcohol with from 2 to 15 carbon atoms and a polyacid , wherein the polyacid comprises at least 10 wt. % of tricarboxylic acid.2. The composite material according to claim 1 , wherein the filler is in the form of particles claim 1 , fibers claim 1 , and/or random or non-random layers.3. The composite material according to claim 1 , wherein a porous sheet-like material is used as filler.4. The composite material according to claim 1 , wherein a particulate material claim 1 , optionally in the form of a powder claim 1 , dust claim 1 , flakes claim 1 , or chips claim 1 , is used as filler.5. The composite material according to claim 1 , wherein a plant-based filler is used claim 1 , optionally a cellulosic or a lignocellulosic material claim 1 , optionally at least one material selected from the group consisting of wood chips claim 1 , wood flakes claim 1 , sawdust claim 1 , pulp claim 1 , optionally pulp of recycled or unrecycled paper or other fiber pulp claim 1 , and plant-derived fibers optionally comprising cotton claim 1 , linen claim 1 , flax claim 1 , and/or hemp.6. The composite material according to claim 1 , wherein an animal-derived filler claim 1 , optionally an animal-derived fiber optionally comprising wool claim 1 , hair claim 1 , silk claim 1 , and/or feathers is used as filler.7. The composite material according to claim 1 , wherein the polyalcohol is selected from at least one of glycerol claim 1 , sorbitol claim 1 , xylitol claim 1 , mannitol claim 1 , 1 claim 1 ,2-propane diol claim 1 , 1 claim 1 ,3-propane diol ...

Engineered Wood Produced with Substituted Cellulose Ester Adhesives and Methods Relating Thereto

Engineered wood may be produced with substituted cellulose ester adhesives. For example, an engineered wood may comprise a plurality of wood substrates that independently comprise a lignin-containing material (e.g., wood dust, wood particles, wood chips, and the like), the plurality of wood substrates being adhered together with an adhesive that comprises a substituted cellulose ester that comprises a cellulose polymer backbone having an organic ester substituent and an inorganic ester substituent that comprises an inorganic, nonmetal atom selected from the group consisting of sulfur, phosphorus, boron, and chlorine. 1. An engineered wood comprising:a plurality of wood substrates that independently comprise a lignin-containing material, the plurality of wood substrates being adhered together with an adhesive that comprises a substituted cellulose ester that comprises a cellulose polymer backbone having an organic ester substituent and an inorganic ester substituent that comprises an inorganic, nonmetal atom selected from the group consisting of sulfur, phosphorus, boron, and chlorine.2. The engineered wood of claim 1 , wherein at least some of the plurality of wood substrates independently have a form selected from the group consisting of a particle claim 1 , a fiber claim 1 , a strand claim 1 , a shaving claim 1 , a flake claim 1 , a chip claim 1 , a dust claim 1 , and a veneer.3. The engineered wood of claim 1 , wherein the substituted cellulose ester is derived from at least one selected from the group consisting of a softwood claim 1 , a hardwood claim 1 , a cotton linter claim 1 , switchgrass claim 1 , bamboo claim 1 , bagasse claim 1 , industrial hemp claim 1 , willow claim 1 , poplar claim 1 , a perennial grass claim 1 , bacterial cellulose claim 1 , a seed hull claim 1 , recycled cellulose claim 1 , and any combination thereof.4. The engineered wood of claim 1 , wherein the organic ester substituent comprises at least one selected from the group consisting ...

Manufacture and use of a composite material comprising fibres and at least one vinyl chloride polymer

Process for manufacturing a composite material comprising fibres and at least one vinyl chloride polymer comprising the immersion of the fibres in a hydrosol of said polymer in order to obtain fibres coated with said hydrosol followed by the drying and gelling of said hydrosol coated on the fibres. Composite material and use thereof for forming articles or for manufacturing reinforcing objects. Profiles reinforced by this composite material. 1. A process for manufacturing a composite material comprising fibres and at least one vinyl chloride polymer comprising the immersion of the fibres in a hydrosol of said polymer in order to obtain fibres coated with said hydrosol followed by the drying and gelling of said hydrosol coated on the fibres.2. The process according to claim 1 , wherein the fibres are an assembly of elementary fibres selected from the group consisting of woven fabrics claim 1 , nonwoven fabrics and rovings.3. The process according to wherein the fibres are fibres resulting from products of plant origin selected from the group consisting of hemp and flax.4. The process according to claim 1 , wherein the fibres are mineral fibres selected from the group consisting of glass fibres and basalt fibres.5. The process according to claim 1 , wherein the fibres are rovings of flax fibres claim 1 , rovings of glass fibres or rovings of basalt fibres.6. The process according to claim 1 , wherein the vinyl chloride polymer is a homopolymer.7. The process according to claim 1 , wherein the hydrosol of the vinyl chloride polymer is obtained by radical polymerization in aqueous emulsion.8. The process according to claim 1 , wherein the fibres are submerged in a bath of hydrosol having dimensions suitable for ensuring their complete immersion claim 1 , resulting in their coating by the hydrosol.9. The process according to claim 1 , wherein the hydrosol is dried by application of hot air.10. The process according to claim 1 , wherein the hydrosol is gelled by ...

Novel materials for packaging

Composition of a composite material for containers, method of the preparation thereof and its use. The composition comprises a continuous matrix of a thermoplastic polymer having a melting point higher than 110° C. and, distributed within the matrix, non-fibrillated wood particles having a sieved size greater than 1.0 mm. The weight ratio of thermoplastic polymer to wood particles being 45:55 to 80:20. Material further contains 0.1 to 10% by weight, calculated from the total weight of the thermoplastic polymer and the wood particles, of a slate-like mineral pigment. The material is particularly suitable for containers of cosmetic products, for foodstuff and for beverages. 2. The composition according to claim 1 , wherein said composition further comprises 0.1 to 20% by weight of a slate-like mineral pigment claim 1 , calculated from a total weight of the thermoplastic polymer and the wood particles claim 1 , of a slate-like mineral pigment.3. The composition according to claim 1 , wherein the wood particles comprise particles having a sieved size of greater than 1.0 mm and less than 5 mm.4. The composition according to claim 1 , wherein at least 70% by weight of the wood particles have a sieved size in the range of 1 to 2.5 mm.5. (canceled)6. The composition according to claim 1 , wherein at least 50% by weight of the wood particles are in the form of flat-shaped wood chips.78-. (canceled)9. The composition according to claim 1 , wherein the composite material composition comprises 40 to 60% by weight of wood particles calculated from a total weight of the thermoplastic polymer and the wood particles.10. The composition according to claim 1 , wherein the thermoplastic polymer comprises a biodegradable thermoplastic polymer.11. The composition according to claim 10 , wherein the biodegradable thermoplastic polymer comprises has a melting point in the range of about 110 to 150° C. claim 10 , and wherein said thermoplastic polymer comprises polyhydroxybutyrate or claim ...

POLYMER COMPOSITE COMPRISING AN INTERFACIALLY MODIFIED FIBER AND PARTICLE

Embodiments herein relate to a composite material including about 10 to 80 wt. % of a polymer phase, the polymer phase comprising a thermoplastic polymer with a density of less than about 1.9 g-m-2; and about 20 to 90 wt. % of a dispersed mixed particulate phase, the dispersed mixed particulate phase comprising a mixed particulate and about 0.005 to 8 wt. % of a coating of at least one interfacial modifier. The mixed particulate including a portion of a reinforcing fiber and a portion of a particle. The composite material having a Young's modulus of greater than 700 MPa. In various embodiments, structural building components made from the composite are included as well as additive manufacturing components made from the composite. 1. A composite material comprising:{'sup': '−2', 'about 10 to 80 wt. % of a polymer phase, the polymer phase comprising a thermoplastic polymer with a density of less than about 1.9 g-m; and'}about 20 to 90 wt. % of a dispersed mixed particulate phase, the dispersed mixed particulate phase comprising a mixed particulate and about 0.005 to 8 wt. % of a coating of at least one interfacial modifier;the mixed particulate comprising a portion of a reinforcing fiber and a portion of a particle;wherein the composite material has a Young's modulus of greater than 700 MPa.2. The composite material of wherein the particle has a circularity of about 13.6 to 40.3. The composite material of wherein the density of the composite material is less than about 1.0 g-m.4. The composite material of having a Young's modulus that is greater than an otherwise identical composite material lacking the interfacial modifier.5. The composite material of claim 1 , the particle comprising a spherical particle.6. The composite material of wherein the dispersed mixed particulate phase comprises 0.2 to 6 wt. % of the interfacial modifier.7. The composite material of wherein the reinforcing fibers have an aspect ratio of 1:1.5 or greater.8. The composite material of wherein ...

PLANT FIBER-REINFORCED THERMOPLASTIC COMPOSITION

The present invention is directed to plant fiber-reinforced thermoplastic compositions and a method for reinforcing thermoplastic resins. The present invention provides a use for the cellulose portion of a plant material, which is the portion left over after processing the selected plant materials to separate the hemi-cellulose and lignin from the cellulose. 1. A reinforced thermoplastic resin composition comprising:a) a thermoplastic material; andb) from about 1 to about 60 weight percent cellulose fibers based on the weight of the composition, the cellulose fibers obtained by the separation of the cellulose fiber fraction from hemi-cellulose and lignin fractions of flax in a decortication process that does not include hammering or bending/flexing the flax.2. The composition of wherein the cellulose fibers and the thermoplastic are molecularly bonded to one another.3. The composition of wherein the thermoplastic is a polyolefin or polyamide or an engineering plastic.4. The composition of wherein the thermoplastic material is polypropylene or acrylonitrile butadiene styrene.5. The composition of wherein the thermoplastic material and cellulose fibers are homogeneously dispersed throughout the composition. This application is a divisional Non-Provisional patent application which claims priority to U.S. Non-Provisional patent application Ser. No. 14/697,079, filed Apr. 27, 2015, entitled “PLANT FIBER-REINFORCED THERMOPLASTIC RESIN COMPOSITION,” which is a continuation application of U.S. Non-Provisional patent application Ser. No. 13/648,738, filed on Oct. 10, 2012, entitled “PLANT FIBER-REINFORCED THERMOPLASTIC RESIN COMPOSITION,” which are all expressly incorporated by reference herein in their entirety.The present invention relates to a thermoplastic composite resin composition which includes plant fibers and a method for reinforcing thermoplastic resin compositions. More particularly, the cellulose component of plat material remaining after the removal of the hemi ...

CROSSLINKED CELLULOSE AS PRECURSOR IN PRODUCTION OF HIGH-GRADE CELLULOSE DERIVATIVES AND RELATED TECHNOLOGY

A pulp in accordance with a particular embodiment includes crosslinked cellulose fibers. The pulp can have high brightness, reactivity, and intrinsic viscosity. The pulp, therefore, can be well suited for use as a precursor in the production of low-color, high-viscosity cellulose derivatives. A method in accordance with a particular embodiment of the present technology includes forming a pulp from a cellulosic feedstock, bleaching the pulp, crosslinking cellulose fibers within the pulp while the pulp has a high consistency, and drying the pulp. The bleaching process can reduce a lignin content of the pulp to less than or equal to 0.09% by oven-dried weight of the crosslinked cellulose fibers. Crosslinking the cellulose fibers can include exposing the cellulose fibers to a glycidyl ether crosslinker having two or more glycidyl groups and a molecular weight per epoxide within a range from 140 to 175. 1. A method , comprising:crosslinking bleached cellulose fibers within a pulp while the pulp has a consistency greater than or equal to 12%; and a resultant carboxymethyl cellulose (CMC) viscosity greater than or equal to 60 centipoise (cP),', 'a brightness greater than or equal to 75%, and', 'a water retention value (WRV) greater than or equal to 1.1 g/g., 'drying the pulp after said crosslinking, wherein the dried pulp has2. The method of claim 1 , wherein crosslinking the bleached cellulose fibers includes crosslinking the bleached cellulose fibers while the pulp has a consistency greater than or equal to 15%.3. The method of claim 1 , wherein crosslinking the bleached cellulose fibers increases a WRV of the dried pulp.4. The method of claim 1 , wherein crosslinking the bleached cellulose fibers includes exposing the bleached cellulose fibers to a glycidyl ether crosslinker having two or more glycidyl groups.5. The method of claim 1 , wherein crosslinking the bleached cellulose fibers includes exposing the bleached cellulose fibers to a crosslinker claim 1 , and ...

PHYSICALLY PRETREATED BIOMASS COMPOSITION CAPABLE OF MEMBRANE FILTRATION

The present disclosure relates to a physically pretreated biomass composition capable of membrane filtration treatment in a biomass solid-liquid separation process, and a method for preparing sugar therefrom. 1. A physically pretreated biomass composition , comprising a particle size distribution wherein D10 is 1 μm to 10 μm , D50 is 10 μm to 30 μm , and D90 is 30 μm to 120 μm.2. The physically pretreated biomass composition of claim 1 , wherein the physical pretreatment comprises attrition mill treatment.3. The physically pretreated biomass composition of claim 1 , wherein an average particle size distribution of the biomass is 10 μm to 50 μm.4. The physically pretreated biomass composition of claim 1 , wherein a density of the biomass is 0.4 g/mL to 0.6 g/mL.5. The physically pretreated biomass composition of claim 1 , wherein the biomass comprises herbaceous biomass.6. The physically pretreated biomass composition of claim 1 , wherein the biomass composition comprises glucose claim 1 , xylose claim 1 , lignin claim 1 , and ash.7. A method for producing sugar from biomass claim 1 , comprising:(a) a pretreatment step comprising physical pretreatment of biomass; and(b) a step of converting the pretreated biomass composition to sugar, which is subjected to solid-liquid separation by membrane filtration.8. The method of claim 7 , wherein a particle size distribution of the physically pretreated biomass is that D10 is 1 μm to 10 μm claim 7 , D50 is 10 μm to 30 μm claim 7 , and D90 is 30 μm to 120 μm.9. The method of claim 7 , wherein the physical pretreatment comprises attrition mill treatment. The present disclosure relates to a physically pretreated biomass composition capable of membrane filtration treatment in a biomass solid-liquid separation process, and a method for preparing sugar therefrom.Lignocellulosic biomass is composed of a non-degradable structure of cellulose, hemicellulose, and lignin. In order to use lignocellulosic biomass as a sustainable supply ...

Device and Method for the Gluing of Particles

The invention relates to a device for the gluing of particles, in particular wood particles, including a dryer and a line transporting the stream of particles, wherein the stream of particles is being introduced in a main flow direction into the dryer via the outlet. A binder is supplied to the stream of particles, said binder being introduced via a nozzle device with a speed component directed against the main flow direction. 1. A device for the gluing of particles , comprising a dryer and a line transporting the stream of particles , wherein the stream of particles is introduced in a main flow direction into the dryer via the outlet , a binder being supplied to the stream of particles ,whereinthe binder is introduced via a nozzle device with a velocity component directed against the main flow direction.2. The device of claim 1 , wherein the nozzle device includes at least one jet-forming nozzle.3. The device of claim 2 , wherein the nozzle device includes three jet-forming nozzles arranged in parallel with each other.4. The device of claim 1 , wherein the nozzle direction of the at least one nozzle of the nozzle device is arranged at an angle β with respect to the main flow direction claim 1 , where 90°<β<180°.5. The device of claim 1 , wherein the nozzle device is arranged downstream of the outlet claim 1 , seen in the main flow direction.6. The device of claim 5 , wherein the line is arranged horizontally and the at least one nozzle of the nozzle device is oriented onto the sectional line of the horizontal centre plane of the stream of particles with the vertical outlet plane of the outlet of the line or to above this sectional line.7. The device of claim 1 , wherein the nozzle device is arranged at a section of the line located in the dryer upstream of the outlet claim 1 , seen in the main flow direction.8. The device of claim 1 , wherein each nozzle has a nozzle feed line claim 1 , the nozzle feed line having a diameter D and claim 1 , upstream of the nozzle ...

THERMOSET POLYOL COMPOSITIONS AND METHODS OF USE THEREOF

A molding composition formulation is provided of a thermoset cross-linkable polyol having unsaturated backbone comprising the structure defined by formula 1: (1) a reinforcing filler; and optionally, a flame retardant, a UV stabilizer or a composition comprising one of the foregoing. 2. The composition of claim 1 , wherein the thermoset cross-linkable polyol comprises polyether diol or poly triol with number average molecular weight of 200 to 2000.3. The composition of claim 1 , wherein the thermoset cross-linkable polyol comprises a polyester polyol.4. The composition of claim 1 , wherein Ris polypropylene oxide.5. The composition of claim 1 , wherein A comprises polytetramethylene glycol.6. The composition of claim 1 , wherein A comprises a polyether.7. The composition of claim 1 , further comprising: a thickener system comprising a polyether amine and an isocyanate.8. The composition of claim 1 , wherein Ris hydrogen and wherein the ratio of hydroxyl groups to carboxyl groups is between about 0.33 and 6.0.9. The composition of claim 1 , wherein the reinforcing fiber is a discontinuous fiber having a fiber length of about 3 mm to 50 mm.10. The composition of claim 9 , wherein the discontinuous fiber is carbon claim 9 , glass claim 9 , aramid claim 9 , polypropylene claim 9 , polyethyelene claim 9 , basalt claim 9 , poly {diimidazo pyridinylene (dihydroxy) phenylene} fiber or a fiber composition comprising at least one of the foregoing.11. The composition of claim 1 , further comprising a cross- linking agent.12. The composition of claim 11 , wherein the cross-linking agent is poly(isocyanate) claim 11 , a monomeric dihydroxy-terminated compound claim 11 , a low-molecular weight poly(amine) claim 11 , or a telechelic composition comprising at least one of the foregoing.13. The composition of claim 12 , wherein the monomeric dihydroxy-terminated compound is propylene glycol claim 12 , ethylene glycol claim 12 , 1 claim 12 ,2-butane diol claim 12 , 1 claim 12 ,4- ...

Lightweight particle filler material

A lightweight particle composition includes a plurality of lightweight particles that are one of enclosed or loose. The plurality of lightweight particles include one of an inorganic or organic composition including a bulk density within a range from about 0.001 g/cc to about 1.5 g/cc, and a particle size within a range from about 0.01 microns to about 90 millimeters (mm). An interstitial void space between the plurality of lightweight particles includes a total of less than about 70% of a volume of the plurality of lightweight particles.

Epoxy tannin reaction product compositions

The present application generally relates to epoxy/tannin reaction product compositions, and methods of making and using the epoxy tannin reaction product compositions. The epoxy/tannin reaction product compositions are hardened thermosetting polymeric materials, are substantially homogeneous and substantially free of visible clumps, and have a glass transition temperature of at least 140° C.

Method of manufacturing moulded articles

A method of producing a moulded article comprising a thermoset polymer and particles of porous natural materials, such as wood materials, and uses thereof. The composite material has a continuous matrix of a hardened thermoset polymer and, distributed within the matrix, and the particles are at least partially encased by the thermoset polymer. The method comprises the steps of providing a mould with two opposite pressing surfaces, said pressing surfaces defining a space between them; feeding particles of porous natural materials into the space between the pressing surfaces; advancing the surfaces towards each other to compress the particles in said space; feeding unhardened thermoset resin in liquid form into the mould so as to fill at least said space between pressing surfaces while keeping the particles compressed between the pressing surfaces; and curing the thermoset resin in the mould to provide a moulded composite article. 1. A method of producing a moulded composite article comprising:providing a mould with two opposite pressing surfaces, the pressing surfaces defining a space between them;feeding the particles of a porous natural material into the space between the pressing surfaces;advancing the pressing surfaces towards each other to compress the particles in the space;feeding unhardened thermoset resin in liquid form into the mould so as to fill at least the space between pressing surfaces while keeping the natural porous particles compressed between the pressing surfaces; andcuring the thermoset resin in the mould to provide the moulded composite article, the moulded coin composite article comprising the particles of the porous natural material distributed within thermoset polymer.2. (canceled)4. (canceled)5. (canceled)6. The method according to claim 1 , wherein the advancing the surfaces towards each other for compressing the particles comprises having one stationary pressing surface and an opposite movable pressing surface which can be advanced in a ...

METHOD AND DEVICE FOR PRODUCING PRODUCTS BY USING LIGNOCELLULOSE-CONTAINING PARTICLES

The invention relates to a method and devices for producing products () by using cellulose-containing particles, with which the following steps are carried out: a) irradiating the particles with electrons in the energy range >1 MeV: b) mixing the irradiated particles with electron-beam-reactive powder of a synthetic polymer, in particular a thermoplastic, having powder particle sizes <2000 micrometres and/or with a liquid electron-beam-reactive synthetic or bio-based polymer; c) forming the mixture created in a way corresponding to the form of the product to be produced, in particular forming it into a nonwoven (): d) heating the formed mixture to 100-180° C.; e) pressing the formed mixture without heating; and f) irradiating the pressed mixture with electrons in the energy range of 1 MeV to 10 Me V and also with appropriately chosen dosages and dosing rates. 1. Method for producing a formed part containing lignocellulose , the method having the following steps:a) irradiation of lignocellulose-containing particles in the energy range between 1 MeV and 10 MeV, preferably >3 MeV <8 MeV;b) mixing the irradiated lignocellulose-containing particles with an electron-beam-reactive polymer in powder form, in particular a thermoplastic, with powder particle sizes <2000 micrometres (μm), and/or with a liquid containing electron-beam-reactive polymer;c) forming of the mixture produced in a way corresponding to the form of the formed part to be produced, in particular forming it into a nonwoven;d) conveying the formed mixture to a preheating device;e) heating the formed mixture to 100-180° C.;f) pressing the formed mixture without significant heating; andg) irradiating the pressed mixture with electrons in the energy range from 1 MeV to 10 MeV.2. Method according to claim 1 , characterised in that in step a) irradiation takes place with a dosage between 50 and 150 kGy claim 1 , in particular with a dosage input of 100 kGy plus/minus 20 kGy.3. Method according to claim 1 , ...

METHOD OF MANUFACTURING A BUILDING PANEL AND A BUILDING PANEL

A method of manufacturing a building panel (). The method includes applying a first binder and free lignocellulosic or cellulosic particles on a first surface of a carrier for forming a first layer (), applying a second binder and free lignocellulosic or cellulosic particles on the first layer () for forming a second layer (), wherein the first binder is different from the second binder, and applying heat and pressure to the first and second layers () to form a building panel. Also, such a building panel (). 1. A method of manufacturing a building panel , comprisingapplying a first binder and free lignocellulosic or cellulosic particles on a first surface of a carrier for forming a first layer,applying a second binder and free lignocellulosic or cellulosic particles on the first layer for forming a second layer,wherein the first binder is different from the second binder, andapplying heat and pressure to the first and second layers to form a building panel.2. A method according to claim 1 , wherein the first binder is urea formaldehyde resin claim 1 , a mixture comprising urea formaldehyde resin claim 1 , or a co-polymer comprising urea formaldehyde resin.3. A method according to claim 1 , wherein the first binder is phenol formaldehyde resin claim 1 , a mixture comprising phenol formaldehyde resin claim 1 , or a co-polymer comprising phenol formaldehyde resin.4. A method according to claim 1 , wherein the second binder is melamine formaldehyde resin claim 1 , a mixture comprising melamine formaldehyde resin claim 1 , or a co-polymer comprising melamine formaldehyde resin.5. A method according to claim 1 , wherein the first binder comprises a thermoplastic binder and the second binder comprises a thermosetting binder.6. A method according to claim 1 , wherein applying the first binder and said free lignocellulosic or cellulosic particles comprises applying a first mix comprising the first binder and said free lignocellulosic or cellulosic particles.7. A method ...

TREATED POROUS MATERIAL

A treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a cured low viscosity epoxy resin. The present disclosure further describes a method for preparing a treated cellulosic material comprising (a) providing a cellulosic material; and (b) a first treatment protocol comprising impregnating the cellulosic material with a liquid epoxy resin. 1. A treated cellulosic material comprising: 'a thermoset comprising a cured low viscosity epoxy resin.', 'a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising2. The treated cellulosic material of claim 1 , wherein the treated cellulosic material is prepared by (1) impregnating the cellulosic material with a low viscosity epoxy resin claim 1 , and (2) impregnating the cellulosic material with a modifying agent.3. The treated cellulosic material of any one of - claim 1 , wherein the low-viscosity epoxy resin comprises claim 1 , a divinylarene dioxide comprising any substituted or unsubstituted arene nucleus bearing one or more vinyl groups in any ring position claim 1 , the arene portion of the divinylarene dioxide comprises benzene claim 1 , substituted benzenes claim 1 , (substituted) ring-annulated benzenes or homologously bonded (substituted) benzenes claim 1 , or mixtures thereof.4. The treated cellulosic material of any one of - claim 1 , the epoxy resin comprises claim 1 , a liquid epoxy resin having a viscosity less than or equal to 20 cP at 25° C.5. The treated cellulosic material of any one of - claim 1 , wherein the epoxy resin comprises divinylbenzene dioxide.6. The treated cellulosic material of any one of - claim 1 , wherein the modifying agent is capable of curing the epoxy resin.7. The treated cellulosic material of claim 6 , wherein the modifying agent comprises a catalytic curing agent ...

Wood treatment method

A method for treating wood. The method comprises adding to wood: (a) a copper-containing wood preservative; and (b) a solution copolymer which is an acrylic polymer comprising from 5 to 40 wt % polymerized units of a nitrogen heterocycle monomer and from 30 to 80 wt % polymerized units of a monomer comprising at least one acid group or comprising at least 2 polymerized units of ethylene oxide.

PROCESSES FOR RECOVERING RUBBER FROM AGED BRIQUETTES AND AGED BRIQUETTES CONTAINING PLANT MATTER FROM NON-HEVEA PLANTS

Provided herein are organic solvent-based processes for the removal of rubber from aged briquettes made from compressed plant matter (briquettes) of non-plants. Also provided are aged briquettes made from the compressed plant matter of non-plants where the briquettes have been aged for either various time period after formation and the rubber within the briquette has retained its a molecular weight to within a specified range. 124-. (canceled)26. The method of claim 25 , wherein the briquettes have been aged for 90-200 days after formation and prior to (b) and the rubber within the briquettes has a molecular weight of at 900 claim 25 ,000-1 claim 25 ,300 claim 25 ,000.27. The method of claim 25 , wherein the briquettes have been aged for 18-24 days after formation and prior to (b) and the rubber within the briquettes has a molecular weight of 1 claim 25 ,200 claim 25 ,000-1 claim 25 ,500 claim 25 ,000.28. The method of claim 25 , wherein the briquettes contain 80-100% by weight bark claim 25 , less than 20% by weight woody material and less than 1% by weight leaves.29. The method of any of claim 25 , wherein the briquettes contain 5 weight % or less woody material.30. The method of claim 25 , wherein the chopped plant matter is subjected to roll/flake milling prior to being compacted into the briquettes.31. The method of claim 25 , wherein the chopped plant matter has an average size of 0.062-0.5″ prior to being compressed into the briquette.32. The method of claim 25 , wherein the chopped plant matter of the briquettes comprises guayule plant matter.33. The method of claim 25 , wherein at least one of (b) and (d) comprises the use of a centrifuge.34. The method of claim 25 , wherein (b) comprises the use of a counter-current extractor.35. The method of claim 25 , wherein:the at least one polar organic solvent and additional polar organic solvent are selected from the group consisting of alcohols having 1 to 8 carbon atoms; ethers and esters having from 2 to 8 ...

CALCIUM CARBONATE FOR PARTICLE BOARDS

The present invention relates to a particle board, a process for manufacturing the particle board as well as the use of at least one particulate calcium carbonate-containing material as wood particle replacement in a particle board. 1. Particle board comprising 'i) wood particles in an amount from 60.0 to 97.5 parts by weight (d/d) and at least one particulate calcium carbonate-containing material in an amount from 2.5 to 40.0 parts by weight (d/d), based on the total dry weight of the wood particles and at least one particulate calcium carbonate-containing material of the wood particle base layer,', 'a) a wood particle base layer having a first side and a reverse side, the wood particle base layer comprising'}and 'ii) wood particles in an amount from 70.0 to 97.5 parts by weight (d/d) and at least one particulate calcium carbonate-containing material in an amount from 2.5 to 30.0 parts by weight (d/d), based on the total dry weight of the wood particles and the at least one particulate calcium carbonate-containing material of the at least one wood particle surface layer,', 'b) at least one wood particle surface layer being in contact with the first and/or reverse side of the wood particle base layer, the at least one wood particle surface layer comprising'}{'sub': '50', 'wherein the sum of the amount of the wood particles and the at least one particulate calcium carbonate-containing material in each of the wood particle base layer and the at least one wood particle surface layer is 100.0 parts by weight (d/d), based on the total dry weight of the wood particles and wherein the at least one particulate calcium carbonate-containing material in the layer is characterized in that the at least one particulate calcium carbonate-containing material has a weight median particle size dfrom 1.0 μm to 1000.0 μm.'}2. Particle board according to claim 1 , wherein the at least one particulate calcium carbonate-containing material is dolomite and/or at least one ground calcium ...

MODIFIED WOOD PRODUCT AND A PROCESS FOR PRODUCING SAID PRODUCT

The present invention relates to a process for preparing a modified wood product wherein the wood is treated with low-molecular weight resin based on lignin degradation products. The present invention also relates to a modified wood product produced using said process. 1. A process for preparing a modified wood product , comprising the steps of:a) providing lignin;b) degrading the lignin into lignin cleavage products;c) fractionating the lignin cleavage products;d) selecting one or more fractions of lignin cleavage products;e) preparing a phenol-formaldehyde resin comprising the selected lignin cleavage products;f) treating wood with the phenol-formaldehyde resin comprising the selected lignin cleavage products to obtain a modified wood product.2. The process according to claim 1 , wherein the lignin is degraded by using sodium hydroxide as catalyst or by using a catalyst and microwave energy.3. The process according to claim 1 , wherein the lignin cleavage products are chemically modified before step c) by hydroxymethylation.4. The process according to claim 1 , wherein the wood has a moisture content of about 12%.5. The process according to claim 1 , wherein the lignin is kraft lignin.6. The process according to claim 1 , wherein the wood has been thermally modified prior to modification with the phenol-formaldehyde resin comprising the selected lignin cleavage products.7. The process according to claim 1 , wherein the wood is densified during or after treatment with the phenol-formaldehyde resin comprising the selected lignin cleavage products.8. A modified wood product obtained by the process according to .9. The modified wood product according to claim 8 , wherein the wood is a softwood or hardwood.10. The process of further comprising:manufacturing cladding, decking, window and door profiles, light poles, jetties, joinery or furniture with the modified wood product.11. The process of further comprising:chemically modifying the selected lignin cleavage products ...

BIO-BASED COMPOSITES, COMPOSITE MATERIALS, AND ADHESIVES

A method for producing an engineered wood material may include a matrix material and filler material. In some embodiments, a separate binder and/or adhesive is not required. The matrix and filler materials may be bio-based and/or renewable materials. The engineered wood material may be produced by compressing the mixed components together under pressure at an elevated temperature for a predetermined amount of time. An advantage of the present invention may be that such materials are easily and cheaply replenished, as opposed to non-bio-based materials which include petroleum-based or other non-renewable products in their manufacture. 1. An engineered wood material , comprising a matrix material and a filler material ,wherein the matrix material is a bio-based material, andwherein the filler material is a bio-based material.2. The engineered wood material of claim 1 , wherein the matrix material is present in an amount of about 10% to about 95% of the engineered wood material by weight claim 1 , andwherein the filler material is present in an amount of about 5% to about 90% of the engineered wood material by weight.3. The engineered wood material of claim 2 , wherein the matrix material is present in an amount of about 50% to about 75% of the engineered wood material by weight claim 2 , andwherein the filler material is present in an amount of about 25% to about 50% of the engineered wood material by weight.4. The engineered wood material of claim 1 , wherein the matrix material has a protein content of about 10 to about 75% claim 1 , a lignocellulose content of about 25 to about 90% claim 1 , an oil content of about 0 to about 10% claim 1 , and/or a moisture content of about 3 to about 10%.5. The engineered wood material of claim 1 , wherein the matrix material is at least one of dried distillers grains and solubles claim 1 , a soybean flour claim 1 , a soy protein isolate claim 1 , a seed press cake claim 1 , and a ground seed material.6. The engineered wood ...

Method for producing lignocellulose materials

The present invention relates to a novel and improved, batchwise or continuous, preferably continuous, process for producing single-layer or multilayer lignocellulose materials, comprising the process steps of (Ia) producing a mixture M1 and (Ib) optionally one or more mixture(s) M2, (II) scattering mixture M1 and any mixture(s) M2 to give a mat, (III) optionally precompacting the scattered mat and (IV) hot pressing, in that mixture M1 comprises the lignocellulose particles (component LCP-1) and additionally a) 0.005% to 0.5% by weight of organic carboxylic acid, carboxylic anhydride, carbonyl chloride or mixtures thereof (component A) b) 0.05% to 3% by weight of organic isocyanates having at least two isocyanate groups (component B) and c) 5% to 15% by weight of binder selected from the group of the amino resins (component C) d) 0% to 2% by weight of hardener (component D) and e) 0% to 5% by weight of additive (component E), and mixture(s) M2 comprise(s) the lignocellulose particles (component LCP-2) and additionally f) 0% to 0.3% by weight of organic carboxylic acid, carboxylic anhydride, carbonyl chloride or mixtures thereof (component F), g) 1% to 30% by weight of binder selected from the group consisting of amino resin, phenolic resin, protein-based binder and other polymer-based binders or mixtures thereof (component G-1) and 0% to 3% by weight of organic isocyanate having at least two isocyanate groups (component G-2), h) 0% to 2% by weight of hardener (component H) and i) 0% to 5% by weight of additives (component I), with the proviso that the following conditions are fulfilled: a min <a<a max and a min =[(−1/6000· T )+(65/6000)1, preferably a min =[(−1/4500· T )+(65/4500)], more preferably a min =[(−1/3500· T ]+(65/3500)] and a max =[(−1/2000· T )+(75/2000)], preferably a max =[(−1/2500· T )+(75/2500)], more preferably a max =[(−1/3000· T )+(75/3000)], where T is the temperature of mixture M1 in ° C. after process step (Ia) and is between 10 and 65° C ...

DURABLE INORGANIC PARTICLE BOARD AND PREPARATION METHOD AND APPLICATION THEREOF

Technical fields of building external wall decoration and outdoor furniture material manufacturing, providing a durable inorganic particle board and a preparation method and an application thereof. The preparation method includes: (1) mixing heat-vulcanized silicone rubber with an organic solvent to obtain a sealant solution; (2) mixing calcium chloride, sodium dodecyl sulfate and water to obtain a curing agent solution; (3) spraying the sealant solution on the surface of a shaving to mix with the curing agent solution, an inorganic adhesive and water to obtain a mixture; (4) sequentially laying and hot-pressing the mixture to obtain a pre-molded material; and (5) sequentially curing and drying the pre-molded material to obtain the durable inorganic particle board. The inorganic particle board prepared by the method of the present invention can be well applied to outdoor decoration and outdoor furniture manufacturing, has good durability and a long service life. 1. A preparation method of a durable inorganic particle board , comprising the following steps:(1) mixing heat-vulcanized silicone rubber with an organic solvent to obtain a sealant solution;(2) mixing calcium chloride, sodium dodecyl sulfate and water to obtain a curing agent solution;(3) spraying the sealant solution on the surface of a shaving to mix with the curing agent solution, an inorganic adhesive and water to obtain a mixture;(4) sequentially laying and hot-pressing the mixture to obtain a pre-molded material; and(5) sequentially curing and drying the pre-molded material to obtain the durable inorganic particle board;wherein an execution sequence of the steps (1) and (2) is not limited herein.2. The preparation method according to claim 1 , wherein in the step (1) claim 1 , the organic solvent comprises one or more of n-hexane claim 1 , hexahydrofuran and dioxane; the viscosity of the sealant solution is 150-350 MPa·s.3. The preparation method according to claim 1 , wherein in the step (2) claim 1 ...

METHODS FOR MAKING LIGNOCELLULOSE CONTAINING COMPOSITE PRODUCTS

Methods for making composite products are provided. In at least one specific embodiment, the method can include combining a plurality of lignocellulose substrates and one or more free radical precursors to produce a mixture of the lignocellulose substrates and the one or more free radical precursors. The method can also include maintaining the mixture at a temperature less than 60° C. for at least 10 minutes while retaining at least 11 wt % of the one or more free radical precursors charged to the mixture. The method can then include heating the mixture comprising at least 11 wt % of the one or more free radical precursors charged to the mixture to a temperature of at least 60° C. to about 300° C. to produce a composite product. The composite product can have a density less than 1 g/cmand an internal bond strength of at least 0.35 MPa. 1. A method for making a composite product , comprising:combining a plurality of lignocellulose substrates and an oxidant to produce a mixture; andheating the mixture to a temperature of at least 60° C. to about 300° C. to produce a composite product having an internal bond strength of at least 0.3 MPa, as measured according to ASTM D1037-06a,wherein the mixture that is heated comprises at least 11 wt % of the oxidant initially combined with the plurality of lignocellulose substrates.2. The method of claim 1 , wherein the oxidant comprises hydrogen peroxide.3. The method of claim 1 , wherein claim 1 , prior to heating the mixture to the temperature of at least 60° C. to about 300° C. to produce the composite product claim 1 , an amount of energy generated from the mixture due to any exothermic reaction is less than 20 cal/g.4. The method of claim 1 , wherein the composite product has internal bond strength of about 0.35 MPa to about 1.7 MPa claim 1 , as measured according to ASTM D1037-06a.5. The method of claim 1 , further comprising combining a catalyst with the plurality of lignocellulose substrates and the oxidant to produce the ...

METHOD FOR THE PRODUCTION OF LIGNOCELLULOSE MATERIALS

The present invention relates to a process for the production of lignocellulose materials via mixing 120-. (canceled)21. A process for the production of isocyanate-bound lignocellulose materials , the process comprising:A) lignocellulose-containing particles or fibers,B) organic isocyanate having at least two isocyanate groups or a mixture of these,C) optionally binders selected from the group of the phenol-formaldehyde resins, the aminoplastic resins, the protein-based binders, and other polymer-based binders, and mixtures of these,D) optionally additives or a mixture of these, andE) optionally plastics particles or a mixture of these, to form a mixturei.) scattering the resultant mixture to give a mat,ii.) precompacting and heating the mat during or after the precompaction process, andiii.) hot pressing,wherein, in the step ii.), operations are carried out at elevated temperature of from 55 to 90° C. during and/or after the precompaction process, the mat, at the juncture at which the final heating temperature is reached in the center of the mat, the mat has a height of from 27.5 to 60% of the height of the mat immediately after the scattering of the mat, and a value of at least 4 cm is achieved for the resultant mat in the push-off test.22. The process for the production of isocyanate-bound lignocellulose materials according to claim 21 , wherein from 65 to 99% by weight of one or more lignocellulose-containing particles or fibers (component A) are mixed withB) from 1 to 10% by weight of one or more organic isocyanates having at least two isocyanate groups, or a mixture of these (component B),C) from 0 to 5% by weight of binders selected from the group of the phenol-formaldehyde resins, the aminoplastic resins, the protein-based binders, and other polymer-based binders, and mixtures of these (component C),D) from 0 to 10% by weight of additives or a mixture of these (component D),E) from 0 to 10% by weight of plastics particles or a mixture of these (component E), ...

MODIFIED POLYPHENOL BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME

Modified polyphenol binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated monomer and at least one polyphenolic compound. The polyphenolic compound can include a lignin, a tannin, a novolac resin, a modified phenol formaldehyde resin, bis-phenol A, humic acid, or any mixture thereof. 1. A binder composition , comprising: each polyphenolic compound comprises a tannin, a lignin, a novolac resin, a modified phenol formaldehyde resin, bis-phenol A, or humic acid, and', 'the unsaturated monomer comprises an unsaturated glycidyl ether, an unsaturated glycidyl ester, an unsaturated mono-epoxide, an unsaturated methylol compound, maleic anhydride, or a mixture thereof., 'a reaction product of an unsaturated monomer and at least two polyphenolic compounds, wherein21. The binder composition , wherein the unsaturated monomer comprises an unsaturated glycidyl ether.3. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated glycidyl ester.4. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated mono-epoxide.5. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated methylol compound.6. The binder composition of claim 1 , wherein the unsaturated monomer comprises maleic anhydride.7. The binder composition of claim 1 , wherein a weight ratio of the unsaturated monomer to the at least two polyphenolic compounds claim 1 , on a solids basis claim 1 , is about 0.1:100 to about 1:2.8. The binder composition of claim 1 , wherein a weight ratio of the unsaturated monomer to the at least two polyphenolic compounds claim 1 , on a solids basis claim 1 , is about 0.1:100 to about 1:7.9. The binder composition of claim 1 , wherein each polyphenolic compound comprises a lignin claim 1 , a novolac resin claim 1 , a modified phenol formaldehyde resin claim 1 , or bis- ...

BONDING RESIN FOR WOOD-BASED COMPOSITES PROVIDING LIGHT COLORING, LOW PLATEN STICKING, AND WATER RESISTANCE

Disclosed herein are adhesives, wood-based composites incorporating the adhesives, and methods of forming wood-based composites using the adhesives. Wood-based composites formed using the adhesives demonstrate an optimal combination of characteristics desirable to the wood products industry. Specifically, the wood products formed using the adhesive demonstrate (1) a light appearance when wet; (2) relatively low moisture content after soaking in water; (3) relatively little thickness swelling after soaking in water; and (4) minimal adhesion to metal press platens during press-forming of the wood products. 1. An adhesive emulsion , comprising:(a) a continuous phase, comprising an aqueous, alkaline solution comprising a melamine/urea/formaldehyde resin; and(b) a dispersed phase, comprising a multifunctional aromatic isocyanate component;wherein the aqueous, alkaline solution comprising the melamine/urea/formaldehyde resin has a percent solids content of about 1.0% to about 90.0%; andwherein the melamine/urea/formaldehyde resin and the multifunctional aromatic isocyanate component are present in a ratio of about 92:8 to about 40:60 on a solids mass basis.2. The adhesive emulsion of claim 1 , wherein the aqueous claim 1 , alkaline solution comprising the melamine/urea/formaldehyde resin has a percent solids content of about 40.0% to about 70.0%.3. The adhesive emulsion of claim 1 , wherein the aqueous claim 1 , alkaline solution comprising the melamine/urea/formaldehyde resin is present in about 38.0-93.0 parts on a solids mass basis and the multifunctional aromatic isocyanate component is present in about 7.0-62.0 parts on a solids mass basis.4. The adhesive emulsion of claim 1 , wherein the multifunctional aromatic isocyanate component comprises PMDI (polymeric methylene diphenyldiisocyanate); toluene 2 claim 1 ,4-diisocyanate claim 1 , toluene 2 claim 1 ,6-diisocyanate claim 1 , mixtures of toluene 2 claim 1 ,4-diisocyanate and toluene 2 claim 1 ,6-diisocyanate (TDI) ...

Biodegradable composition and article of manufacture comprising said composition

The biodegradable composition may contain at least one plant-based solid and at least one bio-derived polymer. The plant-based solid(s) may contain about 50% to about 80% by weight of the biodegradable composition and the bio-derived polymer(s) comprise about 10% to about 30% by weight of the biodegradable composition. The composition may be used to make various articles of manufacture including but not limited to lids, caps, covers, and the like for containers, vessels, receptacles, etc.

PROCESS FOR MANUFACTURING A SURFACE-TREATED COMPACTED MATERIAL PROCESSABLE ON A SINGLE SCREW PLASTICS CONVERSION EQUIPMENT

The present invention relates to the field of processing thermoplastic polymers, particularly the present invention relates to a process for manufacturing compacted material suitable for the use in thermoplastic polymers without a compounding step, comprising the steps of a) providing at least one primary powder material; b) providing at least one molten surface treatment polymer; c) simultaneously or subsequently feeding the at least one primary powder material and the at least one molten surface treatment polymer into the high speed mixer unit of a cylindrical treatment chamber; d) mixing the at least one primary powder material and the at least one molten surface treatment polymer in the high speed mixer, e) transferring the mixed material obtained from step d) to a cooling unit, as well as the compacted material obtained by this process and its use in thermoplastic polymers. 1. A surface-treated compacted material obtained by a process comprising the following steps:a) providing at least one primary powder material;b) providing at least one molten surface treatment polymer;c) simultaneously or subsequently feeding the at least one primary powder material and the at least one molten surface treatment polymer into the high speed mixer unit of a cylindrical treatment chamber;d) mixing the at least one primary powder material and the at least one molten surface treatment polymer in the high speed mixer; ande) transferring the mixed material obtained from step d) to a cooling unit.2. The surface-treated compacted material according to claim 1 , that is completely redispersible in thermoplastic polymer matrices without compounding step.3. The surface-treated compacted material according to claim 1 , that is non-dusting.4. The surface-treated compacted material according to claim 1 , wherein at least one surface treatment agent is fed simultaneously with or after the feeding of the at least one primary powder material into the high speed mixer unit of a cylindrical ...

SOLID CARRIER COMPONENT INCLUDING A LIQUID POLYORGANOSILOXANE AND METHODS FOR PREPARATION AND USE OF THE SOLID CARRIER COMPONENT

A solid carrier component includes a liquid polydiorganosiloxane, an ethylene-based polymer, and a maleated ethylene-based polymer. The solid carrier component is useful in processes for preparing filled composite articles, such as wood plastic composite building materials. 1. A solid carrier component comprising:40 weight % to 80 weight % of (A) an ethylene-based polymer with a melt index>2 g/10 min measured according to ASTM D1238—13 at 190° C. and 2.16 Kg,10 weight % to <25 weight % of (B) a maleated ethylene-based polymer,10 weight % to <25 weight % of (C) a bis-hydroxyl terminated polydiorganosiloxane with a viscosity of 5,000 mPa·s to 25,000 mPa·s measured at 25° C. at 5 RPM on a Brookfield DY-III cone & plate viscometer with #CP-52 spindle; and0 to 10 weight % of (D) a filler,where each weight % is based on combined weights of all starting materials in the solid carrier component.2. The solid carrier component of claim 1 , where for starting material (A) the melt index is 2.3 g/10 min to 12 g/10 min claim 1 , the density is 0.917 g/cmto 0.952 g/cmmeasured according to ASTM D792—13 and starting material (A) is present at 50 weight % to 70 weight %.3. The solid carrier component of claim 1 , where starting material (A) is selected from the group consisting of an ethylene homopolymer and an ethylene/1-octene copolymer.4. The solid carrier component of claim 1 , where starting material (B) has a melt index of 0.1 g/10 min to 25 g/10 min and a maleic anhydride content of 0.25 weight % to 2.5 weight % claim 1 , and starting material (B) is present at 10 weight % to 20 weight %.6. The solid carrier component of claim 5 , where each R is a methyl group claim 5 , and starting material (C) is present at 10 weight % to 20 weight %.7. The solid carrier component of claim 1 , where starting material (D) is present in an amount >0 to 10 weight % claim 1 , and starting material (D) comprises talc.8. The solid carrier component of claim 1 , where the solid carrier component ...

SOLID CARRIER COMPONENT INCLUDING A LIQUID POLYDIORGANOSILOXANE AND METHODS FOR PREPARATION AND USE OF THE SOLID CARRIER COMPONENT

A solid carrier component includes a liquid polydiorganosiloxane and an ethylene-based polymer. The solid carrier component is useful in processes for preparing wood plastic composite articles, such as building materials. 1. A solid carrier component comprising:50 weight % to 90 weight % of (A) a high density polyethylene with a melt index >2 g/10 min measured according to ASTM D1238-13 at 190° C. and at 2.16 Kg loading;10 weight % to 25 weight % of (C) a bis-hydroxyl terminated polydiorganosiloxane with a viscosity of 5,000 mPa·s to 25,000 mPa·s measured at 25° C. at 5 RPM on a Brookfield DV-III cone & plate viscometer with #CP-52 spindle;0 to <25 weight % of (B) a maleated ethylene-based polymer; and0 to 10 weight % of (D) a filler,where each weight % is based on combined weights of all starting materials in the solid carrier component.2. The solid carrier component of claim 1 , where for starting material (A) the melt index is 6.8 g/10 min to 20 g/10 min claim 1 , and starting material (A) is present at 60 weight % to 90 weight %.4. The solid carrier component of claim 3 , where each R is a methyl group claim 3 , subscript x has a value sufficient to give the polydialkylsiloxane the viscosity of 12 claim 3 ,000 mPa·s to 15 claim 3 ,000 mPa·s claim 3 , and the polydialkylsiloxane is present at 10 weight % to 20 weight %.5. The solid carrier component of claim 1 , where starting material (B) is present claim 1 , and starting material (B) has a melt index of 0.1 g/10 min to 25 g/10 min determined at 190° C. and 2.16 Kg according to ASTM D1238-13 and a maleic anhydride content of 0.25 weight % to 2.5 weight % claim 1 , and starting material (B) is present at 0 weight % to 20 weight %.6. The solid carrier component of claim 1 , where the solid carrier component is free of starting material (B) claim 1 , the maleated ethylene-based polymer.7. The solid carrier component of claim 1 , where starting material (D) claim 1 , the filler claim 1 , is present in an amount >0 ...

TRANSPARENT WOOD AND A METHOD FOR ITS PREPARATION

A transparent wood comprising at least one polymer and a wood substrate comprising more than 15% lignin, measured as Klason lignin, and having an optical transmittance of at least 60%, as well as a method for its preparation. 1. Transparent wood comprising a wood substrate and at least one polymer , wherein said transparent wood has an optical transmittance of at least 60% at a wavelength in the electromagnetic spectrum of wavelengths from 400 to 1000 nm , and wherein the wood substrate comprises more than 15% lignin , measured as Klason lignin.2. The transparent wood according to claim 1 , further having a haze of at least 60% at a wavelength in the electromagnetic spectrum of wavelengths from 400 to 1000 nm.3. The transparent wood according to or claim 1 , wherein the optical transmittance is at least 70%.4. The transparent wood according any one of - claim 1 , having a thickness of at least 0.3 mm.5. The transparent wood according any one of - claim 1 , wherein the polymer has a refractive index from 1.3 to 1.7.6. A method for preparing transparent wood claim 1 , comprising the steps ofa) Providing at least one piece of wood substrate;b) Adding a bleaching liquor to inactivate the chromophores in the wood substrate, thereby obtaining a bleached wood substrate comprising at least 15% lignin;c) Impregnating the bleached wood substrate obtained in (b) with solution comprising pre-polymers, or monomers, or a combination thereof,d) Polymerizing the impregnating pre-polymers, or monomers, or combination thereof, to obtain a transparent wood comprising a wood substrate and at least one polymer.7. The method according to claim 6 , wherein the peroxide systems for use in step (b) comprises hydrogen peroxide.8. The method according to any one of - claim 6 , wherein the method further comprises a step of removing metal ions from the piece of wood in step (a) claim 6 , such as by adding DTPA claim 6 , before adding the bleaching liquor in step (b).9. The method according to ...

MODIFIED POLYPHENOL BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME

Modified polyphenol binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated monomer and at least one polyphenolic compound. The polyphenolic compound can include a lignin, a tannin, a novolac resin, a modified phenol formaldehyde resin, bis-phenol A, humic acid, or any mixture thereof. 1. A binder composition , comprising a reaction product of an unsaturated monomer and at least two polyphenolic compounds selected from the group consisting of: a tannin , a lignin , a novolac resin , a modified phenol formaldehyde resin , bis-phenol A , and humic acid , wherein the binder composition comprises about 0.05 wt % to 10 wt % of the unsaturated monomer , based on a solids weight of the at least two polyphenolic compounds.2. The binder composition of claim 1 , wherein the binder composition further comprises water in an amount of about 40 wt % to about 70 wt % claim 1 , based on a solids weight of the at least two polyphenolic compounds.3. The binder composition 1 claim 1 , wherein the unsaturated monomer comprises an unsaturated glycidyl ether.4. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated glycidyl ester.5. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated mono-epoxide.6. The binder composition of claim 1 , wherein the unsaturated monomer comprises an unsaturated methylol compound.7. The binder composition of claim 1 , wherein the unsaturated monomer comprises maleic anhydride.8. The binder composition of claim 1 , wherein the unsaturated monomer comprises at least two compounds selected from the group consisting of: an unsaturated glycidyl ether claim 1 , an unsaturated glycidyl ester claim 1 , an unsaturated mono-epoxide claim 1 , an unsaturated methylol compound claim 1 , and maleic anhydride.9. The binder composition of claim 1 , wherein the at least two polyphenolic ...

Composite Wood Board

In a stack of composite wood boards, the wood boards comprise wood particles and an organic binder. 1. A composite wood board comprising wood particles and an organic binder.2. A composite wood board in accordance with claim 1 , in which the binder is substantially formaldehyde free claim 1 , preferably formaldehyde free.320.-. (canceled) This application is a continuation of U.S. patent application Ser. No. 12/524,522, filed Nov. 12, 2009 (now U.S. Pat. No. 8,501,838), which is a U.S. national counterpart application of International Application Serial No. PCT/EP2007/050746, filed Jan. 25, 2007, the entire disclosures of each of which are hereby incorporated herein by reference.This invention relates to composite wood boards, for example particle boards, orientated strand boards and wood fibre boards, and particularly to composite wood board comprising a bioresin and/or having a low formaldehyde or formaldehyde free binder.Bioresin is a term coined to describe a resin or resin formulation derived from a biological source. Thus, many traditional resins such as protein-based soybean, collagen or casein, or carbohydrate-derivatives from cellulose or starch, natural rubber based adhesives and natural phenolic adhesives such as tannin or lignin may all be classed as bioresins. They are renewable polymers and, with low environmental impact, represent an alternative to existing petroleum-driven systems.Interest in bio-resin systems stems largely from increasing regulation and public concern for a pollution-free environment, and the need for sustainable alternatives to products based upon a finite petrochemical resource. Commercial thermoset resin production and use is subject to such regulation largely due to the monomer components that form the basis of the formulation. Overwhelmingly, these resins are based on melamine, phenol, urea, formaldehyde, styrene or isocyanate starting materials.Emissions of formaldehyde, phenol and isocyanate are generally regulated; they are ...

STRUCTURALLY ENHANCED PLASTICS WITH FILLER REINFORCEMENTS

A composition comprising a fluid, and a material dispersed in the fluid, the material made up of particles having a complex three dimensional surface area such as a sharp blade-like surface, the particles having an aspect ratio larger than 0.7 for promoting kinetic boundary layer mixing in a non-linear-viscosity zone. The composition may further include an additive dispersed in the fluid. The fluid may be a thermopolymer material. A method of extruding the fluid includes feeding the fluid into an extruder, feeding additives into the extruder, feeding a material into the extruder, passing the material through a mixing zone in the extruder to disperse the material within the fluid wherein the material migrates to a boundary layer of the fluid to promote kinetic mixing of the additives within the fluid, the kinetic mixing taking place in a non-linear viscosity zone. 162-. (canceled)63. A composition comprisinga fluid having a boundary layer;particles in said boundary layer of said fluid, said particles having a sharp conchoidal surface and a complex three-dimensional surface area, said particles having a 2.5 Mohs scale hardness or greater and having a size from nano to micron;wherein said particles comprise from 0.5 wt % to 8 wt % of the composition.64. The composition according to wherein said complex three-dimensional surface area comprises a smooth claim 63 , sharp surface.65. The composition according to wherein said complex three-dimensional surface area comprises a smooth claim 63 , sharp claim 63 , blade-like surface.66. The composition according to wherein said complex three-dimensional surface area comprises a smooth claim 63 , curved surface.67. The composition according to wherein said particles comprise a jet milled material.68. The composition according to wherein said particles comprise an impact jet milled material.69. The composition according to wherein said particles comprise a ball milled material.70. The composition according to wherein said ...

METHOD FOR THE PRODUCTION OF LIGNIN-CONTAINING PRECURSOR FIBRES AND ALSO CARBON FIBRES

The invention relates to a method for the production of a precursor for the production of carbon- and activated carbon fibres according to the wet- or air-gap spinning method, in which a solution of lignin and a fibre-forming polymer in a suitable solvent is extruded through the holes of a spinning nozzle into a coagulation bath, the formed thread is stretched and subsequently treated, dried at an elevated temperature and then wound up. The lignin-containing thread is an economical starting material for the production of carbon- and activated carbon fibres.

SYSTEM AND METHOD FOR CHICKEN FARMING

A system for chicken farming, comprising: a coop floor; at least one slat elevated from the coop floor; and a nesting cabin. The at least one slat is at least partially made of a natural fiber plastic composite (NFPC), such as a wood-plastic composite (WPC). In addition, a method for chicken farming using the system, and a wood-plastic composite for use in improving egg production performance in hens. 123.-. (canceled)24. A system for chicken farming , comprising:a coop floor;at least one slat elevated from the coop floor; anda nesting cabin,wherein the at least one slat is at least partially made of a natural fiber plastic composite (NFPC).25. The system of claim 24 , wherein the nesting cabin is elevated above the at least one slat.26. The system of claim 24 , wherein the at least one slat is formed as a grid.27. The system of claim 26 , wherein the grid has bar widths and gaps sized to enable a hen to grip the bars with its claws and to comfortably stand and walk on the at least one slat.28. The system of claim 24 , wherein the at least one slat is entirely made of NFPC.29. The system of claim 24 , wherein the at least one slat comprises a wood-plastic composite (WPC).30. The system of claim 29 , wherein the WPC comprises wood fibers and a polymer selected from the group consisting of: Polyethylene claim 29 , Polypropylene claim 29 , Polyvinyl Chloride claim 29 , High-Density Polyethylene claim 29 , Low-Density Polyethylene claim 29 , Acrylonitrile Butadiene Styrene claim 29 , Polystyrene claim 29 , Polyamide claim 29 , and Polylactic Acid.31. The system of claim 30 , wherein the wood fibers constitute 30-80 w % of the WPC claim 30 , and the polymer constitutes 70-20 w % of the WPC.32. A method comprising:farming chickens in a coop which comprises at least one slat that is at least partially made of a natural fiber plastic composite (NFPC), so as to improve egg production performance of the chickens.33. The method of claim 32 , wherein the egg production ...

Stiff Mycelium Bound Part and Method of Producing Stiff Mycelium Bound Parts

A self-supporting composite body comprising a substrate of discrete particles and a network of interconnected mycelia cells extending through and around the discrete particles and bonding the discrete particles together is characterized in being stiff and in having a density of greater than 18 pounds per cubic foot (pcf). The method of making the composite body includes compressing a mass of biocomposite material comprised of discrete particles and a network of interconnected mycelia cells in the presence of moisture into a compressed body having a density in excess of 18 pcf. Compression may take place batch wise. in a press or continuously between a pair of movable endless conveyors. 1. A self-supporting composite body comprising a substrate of discrete particles and a network of interconnected mycelia cells extending through and around the discrete particles and bonding the discrete particles together , said composite body being characterized in being stiff and in having a density of greater than 18 pounds per cubic foot (pcf).2. A self-supporting composite body as set forth in having a modulus of elasticity of at least 6640 psi and a flexural strength of at least 172 psi.3. A self-supporting composite body as set forth in having a modulus of elasticity of 8430 psi and a flexural strength of 222 psi.4. A method of making a composite body comprising the steps ofobtaining a mass of biocomposite material comprised of discrete particles and a network of interconnected mycelia cells extending around the discrete particles;placing the biocomposite material in a cavity of a press of predetermined shape;compressing the biocomposite material into a compressed body of a desired density and shape within said cavity while adding moisture to the biocomposite material;maintaining the compressed body under compression for a time sufficient to allow the mycelia cells to bind the discrete particles together in the compressed body;removing the compressed body from the cavity of ...

METHOD OF MANUFACTURE OF PRESS MATERIALS

The invention relates to a polyurethane-polyurea binder which contains specific silicones or polyvinyl pyrrolidones and which is suitable for the manufacture of press materials from organic and/or inorganic materials, to the corresponding use of said binders and to the press materials manufactured using the specific binders. 16-. (canceled)7. A polyurethane-polyurea-based binder system for the production of press materials , comprising a polyisocyanate comprising an isomer mixture and comprising a higher homologue of diphenylmethane diisocyanate and at least one hydroxy-functional polyether with more than 18% by weight ethylene oxide content ,wherein A1) poly-N-vinylpyrrolidone, a derivative of poly-N-vinylpyrrolidone, and a copolymer of N-vinylpyrrolidone with weight-average molar mass at least 1000 g/mol, and', 'A2) silicones with weight-average molar mass greater than 1500 g/mol., 'the binder system comprises at least one compound A selected from one or more compounds of the group consisting of'}8. The binder system as claimed in claim 7 , wherein the weight-average molar mass of the compound A2) is from 1500 g/mol to 25 000 g/mol claim 7 , and the weight-average molar mass of the compound Al) is from 1500 g/mol to 20 000 g/mol.9. The binder system as claimed in claim 8 , wherein the ethylene oxide content of the compound A2) is at least 20% by weight.10. The binder system as claimed in claim 8 , wherein the ethylene oxide content of the polyoxyethylene polyol is more than 70% by weight.11. A process for the production for the press materials comprising applying the binder system as claimed in to organic and/or inorganic materials and pressing the materials together.12. A press material comprising the binder system as claimed in . The invention relates to a polyurethane-polyurea-based binder which is suitable for the production of press materials made of organic and/or inorganic materials, the corresponding use of these binders, and also the press materials ...

CARBOHYDRATE POLYAMINE BINDERS AND MATERIALS MADE THEREWITH

A binder comprising the products of a carbohydrate reactant and polyamine is disclosed. The binder is useful for consolidating loosely assembled matter, such as fibers. uncured fibrous products comprising fibers in contact with a carbohydrate reactant and a polyamine are also disclosed. The binder composition may be cured to yield a fibrous product comprising fibers bound by a cross-linked polymer. Further disclosed are methods for binding fibers with the carbohydrate reactant and polyamine based binder. 151.-. (canceled)52. A composition comprising a collection of matter bound by a cured , thermoset , polymeric binder , wherein the cured , thermoset , polymeric binder comprises reaction products of drying and curing an aqueous binder solution containing reactants for producing the polymeric binder , wherein the reactants include a reducing sugar and a primary polyamine HN-Q-NH , wherein Q is alkyl , cycloalkyl , heteroalkyl , or cycloheteroalkyl , each of which is optionally substituted.53. The composition of claim 52 , wherein the collection of matter comprises glass fibers present in the range from 70% to 99% by weight.54. The composition of claim 52 , wherein the reducing sugar is selected from the group consisting of dextrose claim 52 , xylose claim 52 , fructose claim 52 , dihydroxyacetone claim 52 , and mixtures thereof.55. The composition of claim 52 , wherein Q is an alkyl selected from the group consisting of C-C.56. The composition of claim 52 , wherein the primary polyamine is 1 claim 52 ,6-diaminohexane.57. The composition of claim 52 , wherein a weight ratio of the reducing sugar to the primary polyamine is in the range of 2:1 to 10:1.58. The composition of claim 52 , wherein a weight ratio of the reducing sugar to the primary polyamine is in the range of 3:1 to 6:1.59. The composition of claim 52 , wherein the composition is a composite wood board.60. The composition of claim 52 , wherein the composition is a composite wood board comprising a wax.61. ...

BIODEGRADGRADABLE DEVICES, AND METHODS OF MAKING THE SAME

A bioplastic blend is disclosed. The bioplastic blend may comprise a polylactic acid polymer and a lignocellulosic biomass. The lignocellulosic biomass may be a particulate and have an average particle size that is less than or equal to 60 micrometers, or less than or equal to 50 micrometers. The lignocellulosic biomass may be a particulate and comprise greater than or equal to 50 percent by weight of the bioplastic blend, or greater than or equal to 60 percent by weight of the bioplastic blend. In addition, the bioplastic blend may comprise a plasticizer. 1. A bioplastic blend , comprising:a polylactic acid polymer; anda lignocellulosic biomass.2. The biodegradable bioplastic blend according to claim 1 , wherein the lignocellulosic biomass is a particulate lignocellulosic biomass claim 1 , the particulate lignocellulosic biomass having an average particle size less than or equal to 60 micrometers.3. The bioplastic blend according to claim 1 , wherein the lignocellulosic biomass is a particulate lignocellulosic biomass claim 1 , the particulate lignocellulosic biomass having an average particle size less than or equal to 50 micrometers.4. The bioplastic blend according to claim 1 , wherein the lignocellulosic biomass is a particulate lignocellulosic biomass claim 1 , the particulate lignocellulosic biomass comprising greater than or equal to 50 percent by weight of the bioplastic blend.5. The bioplastic blend according to claim 1 , wherein the lignocellulosic biomass is a particulate lignocellulosic biomass claim 1 , the particulate lignocellulosic biomass comprising greater than or equal to 60 percent by weight of the bioplastic blend.6. The bioplastic blend according to claim 1 , wherein the lignocellulosic biomass is selected from at least one of the group consisting of switch grass lignocellulosic biomass claim 1 , elephant grass lignocellulosic biomass claim 1 , miscanthus grass lignocellulosic biomass claim 1 , date palm tree lignocellulosic biomass claim 1 , ...

WOOD PARTICLE BOARDS

A non-carbohydrate polyhydroxy component(s) is used in a binder composition to facilitate manufacture of wood particle boards. 114-. (canceled)15. A method of manufacturing a wood particle board comprising:a) mixing wood particles with a binder composition having a dry weight comprising at least 40% by weight (wt. %) of the binder composition to produce resinated wood particles comprising wood particles coated with the binder composition;b) forming a resinated mat comprising the resinated wood particles arranged in the form of a mat of loosely arranged resinated wood particles; andforming a wood particle board by curing the binder composition while subjecting the resinated mat to pressure; wherein the binder composition comprises 0.1-25 wt. % of at least one non-carbohydrate polyhydroxy component for reducing or eliminating resinated wood particle clumping.16. The method of claim 15 , wherein the at least one non-carbohydrate polyhydroxy component is selected from the group consisting of glycerol claim 15 , a polyalkylene glycol claim 15 , polyethylene glycol claim 15 , polypropylene glycol claim 15 , trimethylolpropane claim 15 , pentaerythritol claim 15 , polyvinyl alcohol claim 15 , partially hydrolyzed polyvinyl acetate claim 15 , fully hydrolyzed polyvinyl acetate and mixtures thereof.17. The method of claim 15 , wherein the at least one non-carbohydrate polyhydroxy component comprises 1-20 wt. % of the binder composition.18. The method of claim 15 , wherein the at least one non-carbohydrate polyhydroxy component comprises 2-18 wt. % of the binder composition.19. The method of claim 15 , wherein the at least one non-carbohydrate polyhydroxy component comprises 5-10 wt. % of the binder composition.20. The method of claim 15 , wherein the binder composition comprises at least 30% by dry weight of a carbohydrate reactant.21. The method of claim 15 , wherein the binder composition comprises (a) at least one reducing sugar reactant and at least one nitrogen- ...

Wood Adhesive Formulation

The invention relates to a formulation comprising: 1. A process for binding a plurality of lignocellulosic materials comprising:combining (i) the lignocellulosic materials with (ii) an adhesive formulation obtained by mixing a first component with a second component, wherein:the first component comprises at least one isocyanate and at least one polyether, wherein said polyether comprises at least one ethylene oxide moiety and at least one isocyanate-reactive group selected from the group consisting of hydroxyl, amino, epoxy, and thiol, and wherein the polyether is a reaction product of ethylene oxide and a polyfunctional initiator and, optionally, at least one other cyclic oxide; andthe second component comprises at least one amino resin, wherein said amino resin is the condensation product of an aldehyde with a compound selected from the group consisting of urea, melamine, benzoguanamine, glycoluril, acetoguanamine and mixtures thereof.2. The process according to , wherein said amino resin is the condensation product of the compound defined in with an aldehyde selected from the group consisting of formaldehyde , acetaldehyde , crotonaldehyde , acrolein , benzaldehyde , and furfural.3. The process according to claim 1 , wherein the adhesive formulation has an ethylene oxide content of at least 1% by weight based on 100% by weight of the at least one isocyanate and the at least one polyether combined.4. The process according to claim 1 , wherein the polyfunctional initiator is selected from the group consisting of ethylene glycol claim 1 , propylene glycol claim 1 , diethylene glycol claim 1 , dipropylene glycol claim 1 , cyclohexane dimethanol claim 1 , resorcinol claim 1 , bisphenol A claim 1 , glycerol claim 1 , trimethylolopropane claim 1 , 1 claim 1 ,2 claim 1 ,6-hexantriol claim 1 , pentaerythritol and mixtures thereof.5. The process according to claim 1 , wherein the at least one polyether has a weight average molecular weight ranging from 62 to 40000.6. The ...

RESIN PARTICLE DISPERSION, SHEET PRODUCT, AND FRICTION PLATE

The present invention relates to a resin fine particle dispersion optimal for manufacturing a sheet product such as paper. Specifically, an object of the present invention is to provide a resin fine particle dispersion with which a sheet product having excellent heat resistance and high mechanical strength is obtained, and which has a small environmental load due to a small amount of resin particles remaining in wastewater after papermaking. Provided are a resin fine particle dispersion including resin fine particles (A), a fiber material (B), an ionic polyacrylamide (C), and water as essential components, and a sheet product and a friction plate using this. 1. A friction plate obtained by using a resin fine particle dispersion comprising:resin fine particles (A), a fiber material (B), an ionic polyacrylamide (C), and water as essential components.2. The friction plate according to claim 1 ,wherein the resin fine particles (A) are fine particles obtained by using a resin composition including a phenol resin as an essential component.3. The friction plate according to claim 1 ,wherein a degree of ionization of the ionic polyacrylamide (C) is from −5 to 5 meq/g.4. The friction plate according to claim 1 ,wherein a blending amount of the ionic polyacrylamide (C) is from 0.001 to 2.0 parts by mass with respect to 100 parts by mass of the fiber material (B).5. The friction plate according to claim 1 ,wherein an ionic parameter acquired by the following equation is from −0.45 to 0.35 meq/g:Ionic parameter (meq/g)=Σ[degree of ionization of ionic polyacrylamide (C) (meq/g)×a blending rate of ionic polyacrylamide (C) with respect to fiber material (B) (% by mass)].6. The friction plate according to claim 1 ,wherein the resin fine particle dispersion further comprises a curing agent (D).7. The friction plate according to claim 1 , wherein the resin fine particles (A) include a resol type phenol resin and/or a novolak type phenol resin claim 1 , and the blending rate of the ...

PRODUCTION OF ORIENTED STRAND BOARD

A method of making a wood particle board containing sticking type resin coated wood particles wherein the top of a layup of the coated wood particles is smoothed to provide a smooth a top surface on the layup and a release agent is applied on the top surface and the so coated layup is consolidated into a board in a consolidating press under heat and pressure with the coated top surface in direct contact with a press platen. 1. A method of making a wood particle board comprising forming a layup containing sticking type resin coated wood particles , smoothing a top surface of said layup , applying a release agent to produce said top surface coated with said release agent and pressing said layup in a press with said coated top surface in direct contact with a press platen to consolidate said layup under heat and pressure to consolidate said layup into a board.2. A method of making oriented strand board (OSB) containing a sticking type resin that adheres to a metal surface of a press platen in a surface layer used to form a smooth surface of said board comprising forming a layup of strand layers formed with resin coated strands with said surface layer forming a top of said layup containing said sticking type resin providing a top surface of said layup , smoothing said top surface of said layup without causing significant sticking of said resin to said smoothing device to provide a smoothed top surface , applying a release agent to said smoothed top surface to provide a release agent coated top surface , consolidating said layup in a consolidating press with said coated top surface in contact with a smooth platen of said consolidating press to form said oriented strand board and removing said board from said consolidating press.3. The method as defined in wherein said smoothing comprises prepressing said layup.4. The method as defined in wherein said prepressing comprises steam prepressing.5. The method as defined in wherein said prepressing reduces the initial mat ...

USE OF PTFE SHEET IN MANUFACTURING WOOD-BASED PRODUCTS

The present invention provides for methods of manufacturing wood-based composite products, articles of manufacture employed in the manufacturing of wood-based products (e.g., PTFE sheet configured to be attached to platen and/or platen configured to attach to PTFE sheet), systems used in the manufacturing of wood-based products (e.g., platens having PTFE sheet attached thereto), methods of using such articles of manufacture, methods of using such systems, and wood-based products (e.g., OSB, PB, MDF and/or HDF) obtained from such methods. 1. A method of manufacturing an oriented strand board (OSB) , the method comprising:(i) contacting flakes of wood with a resin;(ii) orienting, in substantially alternate lengthwise and crosswise layers, the flakes of wood to provide a blanket of substantially oriented flakes;(iii) contacting the blanket of substantially oriented flakes with a sheet comprising a substrate having a pair of opposing sides, wherein at least one of the opposing sides of the substrate is coated with polytetrafluoroethylene (PTFE);(iv) contacting a surface of the sheet comprising the polytetrafluoroethylene (PTFE) with the top surface of a hot press; and(v) curing the resin by exposing the resin to at least one of an elevated temperature, an elevated pressure, and radiant energy; for a sufficient period of time; to effectively cure the resin.2. The method of claim 1 , wherein the sheet and hot press are configured to attach to one another.3. The method of claim 1 , wherein the sheet and hot press are configured to attach to one another employing at least one of a magnet claim 1 , vacuum claim 1 , partial vacuum claim 1 , screw claim 1 , nut claim 1 , bolt claim 1 , fastener claim 1 , spring claim 1 , hook claim 1 , flexible connector claim 1 , terminal claim 1 , pin claim 1 , turnbuckle claim 1 , latch claim 1 , clamp claim 1 , threaded coupling claim 1 , compression coupling claim 1 , quick lock coupling claim 1 , anchor claim 1 , clip claim 1 , loop ...

Process for the production of shaped cellulose articles

A method of manufacturing a cellulose-based shaped article. The method comprises subjecting a solution of lignocellulosic material, dissolved in a distillable ionic liquid, to a spinning method, wherein the ionic liquid is a diazabicyclononene (DBN)-based ionic liquid. DBN-based ionic liquids have good dissolution power, high thermal and chemical stability, lack runaway reactions and exhibit low energy consumption, due to low spinning temperatures. The shaped cellulose articles can be used as textile fibres, high-end non-woven fibres, technical fibres, films for packaging, and barriers films in batteries, as membranes and as carbon-fibre precursors. 1. A method of manufacturing of a cellulose-based shaped article by subjecting a solution comprising a lignocellulosic material dissolved in a distillable ionic liquid to a spinning method , wherein the ionic liquid is a diazabicyclononene (DBN) based ionic liquid.2. The method according to claim 1 , wherein the DBN-based ionic liquid comprises a DBN-based cation and an anion that imparts a high basicity claim 1 , in terms of the Kamlet-Taft beta (β) parameter claim 1 , said DBN-based cation having a residue R claim 1 , which is selected from linear and branched alkyl claim 1 , typically C-Calkyl claim 1 , alkoxy claim 1 , alkoxyalkyl and aryl groups claim 1 , and hydrogen.4. The method according to claim 1 , wherein the DBN-based ionic liquid has a 1 claim 1 ,5-diazabicyclo[4.3.0]non-5-enium cation of Formula (I) in claim 1 , where Ris H claim 1 , and a carboxylate anion.5. The method according to claim 1 , wherein the DBN-based ionic liquid is [DBNH][COEt] or[DBNH][OAc].6. The method according to claim 1 , wherein the lignocellulosic material is a chemical claim 1 , mechanical or chemimechanical pulp produced from wood or a non-wood source claim 1 , or where the lignocellulosic material is a waste material.7. The method according to claim 1 , wherein the solution additionally comprises a lignin.8. The method according ...

COMPOSITE POLYMER

A composition comprising 10 to 50 wt % wood pulp fiber and 45 to 85 wt % thermoplastic polymer wherein the dilution level for detection in a bag at 40° C. is equal to or less than 450 as determined by ASTM E679. 1. A composition comprising 10 to 50 weight % diced bleached chemical wood pulp fiber particles and 45 to 85 weight % thermoplastic polymer , wherein the fiber particles have fibers with an average fiber length of at least 1 mm , and wherein a dilution level for odor detection in a bag at 40° C. is equal to or less than 450 as determined by ASTM E679.2. The composition of claim 1 , wherein the thermoplastic polymer is selected from the group consisting of biopolymers claim 1 , polylactic acid claim 1 , cellulose acetate claim 1 , cellulose propionate claim 1 , cellulose butyrate claim 1 , polycarbonates claim 1 , polyethylene terephthalate claim 1 , polyolefins claim 1 , polyethylene claim 1 , high density polyethylene claim 1 , low density polyethylene claim 1 , linear low density polyethylene claim 1 , polypropylene claim 1 , polystyrene claim 1 , polystyrene copolymers claim 1 , acrylonitrile-butadiene-styrene copolymer claim 1 , styrene block copolymers claim 1 , polyvinyl chloride claim 1 , polyacetals claim 1 , and recycled plastics.3. The composition of claim 1 , wherein the diced bleached chemical wood pulp fiber particles are 20 to 40 weight % claim 1 , and the thermoplastic polymer is 55 to 75 weight % claim 1 , of the composition.4. The composition of claim 3 , wherein the thermoplastic polymer is selected from the group consisting of biopolymers claim 3 , polylactic acid claim 3 , cellulose acetate claim 3 , cellulose propionate claim 3 , cellulose butyrate claim 3 , polycarbonates claim 3 , polyethylene terephthalate claim 3 , polyolefins claim 3 , polyethylene claim 3 , high density polyethylene claim 3 , low density polyethylene claim 3 , linear low density polyethylene claim 3 , polypropylene claim 3 , polystyrene claim 3 , polystyrene ...

SYNTHETIC WOOD MEAL

A synthetic wood meal for a pellet that enables to manufacture a molded product with no deformation such as warping and distortion or, if any, deformation that can be alleviated to a practically non-problematic level and also features high mechanical strength. The synthetic wood meal includes 30 wt % to 70 wt % of a thermoplastic resin including polypropylene or a mixed material of polypropylene and polyethylene or polyvinyl chloride; 70 wt % to 30 wt % of a wood meal having a bulk density of 0.14 to 0.22 g/cm3 and a mean fiber length of 80 to 250 μm in which 30 wt % or less of the wood meal having a shortest fiber length of 60 μm or less, and 25 wt % or less of the wood meal having a shortest fiber length of 30 μm or less; and an additive including a reinforcing agent. 1. A synthetic wood meal for a pellet used for extrusion molding of a molded wood product comprising:30 wt % to 70 wt % of a thermoplastic resin including polyvinyl chloride (PVC);{'sup': '3', '70 wt % to 30 wt % of a wood meal having a bulk density of 0.14 to 0.22 g/cmand a mean fiber length of 80 to 250 μm in which 30% or less of the wood meal having a shortest fiber length of 60 μm or less, and 25% or less of the wood meal having a shortest fiber length of 30 μm or less; and'}an additive including calcium carbonate as a reinforcing agent.2. The synthetic wood meal according to claim 1 , wherein 5 wt % or less of the wood meal has a longest fiber length of 450 μm to 800 μm.3. The synthetic wood meal according to claim 1 , wherein the water content of the wood meal is 5 to 10 wt %.4. The synthetic wood meal according to claim 1 , wherein the compounding ratio of the wood meal to the thermoplastic resin including polyvinyl chloride is 48 wt % of the wood meal to 35 wt % of the thermoplastic resin claim 1 , and the remainder includes the reinforcing agent as the additive.5. The synthetic wood meal according to claim 2 , wherein the compounding ratio of the wood meal to the thermoplastic resin ...

FORMALDEHYDE-FREE PROTEIN-CONTAINING BINDER COMPOSITIONS

One-part thermosetting binder compositions are described that may include soy protein, a first crosslinking compound, and a second crosslinking compound different from the first crosslinking compound. Upon curing, the first and second crosslinking compounds covalently bond to each other and to the soy protein to form a thermoset binder. Also describe are fiber-containing products that include a plurality of fibers and a formaldehyde-free binder. The formaldehyde-free binder is formed from a one-part, thermosetting binder composition that includes soy protein, a first crosslinking compound, and a second crosslinking compound different from the first crosslinking compound. Upon curing, the first and second crosslinking compounds covalently bond to each other and to the soy protein to form a thermoset binder. 1. A method of making a fiber product , the method comprising:providing fibers comprising organic fibers or inorganic fibers; a protein; and', a first crosslinking compound comprising at least one carboxylic acid group; and', 'a second crosslinking compound comprising at least one of a hydroxyl group or an amine group,', 'wherein the aqueous crosslinking solution is not an emulsion;, 'an aqueous crosslinking solution comprising], 'applying a one-part thermoset binder composition to the fibers to form a binder-fiber amalgam, wherein the one-part thermoset binder composition is an aqueous mixture comprising 'wherein the curing converts the thermoset binder composition into a thermoset binder that has the first and second crosslinking compounds covalently bonded to each other and to the protein.', 'curing the binder-fiber amalgam to form the fiber product,'}2. The method of claim 1 , wherein the fibers comprise both the organic fibers and the inorganic fibers.3. The method of claim 1 , wherein the organic fibers are selected from the group consisting of carbon fibers claim 1 , wood fibers claim 1 , and organic polymer fibers.4. The method of claim 1 , wherein the ...

REINFORCEMENT FOR A MATERIAL MADE FROM A MOLDABLE COMPOSITION

Reinforcement for a material may be provided that includes a moldable composition, particularly for a building material, in which barley awns and seed parachutes, such as from bulrush seeds, are present as components in the reinforcement. The seed parachutes may comprise stem fibers and lateral fibers branching off therefrom, where the lateral fibers of the seed parachutes are connected to one another by the barley awns. The barley awns may have a weight proportion of approximately 0.1 to approximately 2 times, such as approximately 0.5 to approximately 1 time, higher than the weight proportion of the seed parachutes. A building material may be provided that includes the described reinforcement. A method for producing the building material may also be provided. 1. A reinforcement for a material made from a moldable composition , in particular for a building material , wherein barley awns and parachutes of seeds , in particular of cattail seeds , are present as components in the reinforcement , the parachutes have stem fibers and lateral fibers branching off therefrom , the lateral fibers of the parachutes are joined to one another by the barley awns , and the proportion by weight of the barley awns is from about 0.1 time to about 2 times , the proportion by weight of the parachutes.2. The reinforcement of claim 1 , wherein the barley awns are present as fragments having a length of from about 2 mm to about 4 cm.3. The reinforcement claim 1 , wherein the stem fibers have a length of about 3 mm and/or the lateral fibers of the parachutes have a length of about 10 mm.4. The reinforcement of claim 1 , wherein the reinforcement is included in a building material.5. The reinforcement of claim 4 , wherein the building material is a render mixture which contains clay.6. The reinforcement of claim 4 , wherein the building material is a mineral render and/or a synthetic resin render.7. The reinforcement of claim 4 , wherein the building material contains leaf particles of ...

Composition, polymer composite article formed therewith, and method of preparing same

A composition and a method for preparing a polymer composite article. The composition comprises (A) a filler in an amount of from 10 to 90 wt. The composition also comprises (B) a polymer in an amount of from 10 to 90 wt. %, wherein the (B) polymer is selected from polyolefins, polyamides, polyesters, or combinations thereof. Further, the composition comprises (C) an organopolysiloxane in an amount of from greater than 0 to 10 wt. %; the (C) organopolysiloxane having at least one silicon-bonded hydroxyl group and a viscosity of from 1,000 to 60,000 mPa·s at 25° C. The ranges for components (A)-(C) are based on the total weight of components (A), (B) and (C) in the composition.

COMPOSITE WOOD PARTICULATE PRODUCTS WITH ALDEHYDE-FREE ADHESIVES AND METHOD FOR MAKING SAME

The disclosed composite wood particulate products, adhesives contained in such wood particulate products, and methods of making the adhesive and the wood particulate products employ an aldehyde-free adhesive, and more specifically a formaldehyde-free adhesive. The aldehyde-free adhesive includes an inert additive that extends a resin, such as an isocyanate resin, and forms an evenly dispersed, less expensive polymeric adhesive admixture. The extender-filler of the resin is mixed with water to form a slurry. The slurry can then be mixed with a resin, like the isocyanate resin, to form the adhesive. Various rheology modifiers can be added, if desired, to the extender-filler or the slurry. The adhesive can be blended with wood particles to form a mat that is then pressed into a composite wood particulate product. 1. A method of producing an interactive extender-filler-water slurry for an aldehyde-free adhesive composite wood particulate product , comprising:providing an interactive extender-filler and water; andadmixing the interactive extender-filler and water to form the slurry.2. The method of claim 1 , wherein the interactive extender-filler includes tree bark.3. The method of claim 1 , wherein the interactive extender-filler includes aged tree bark.4. The method of claim 1 , wherein the interactive extender-filler includes aged alder tree bark.5. The method of claim 1 , further comprising particularizing the extender-filler.6. The method of claim 1 , further comprising adding a rheology modifier to at least one of the interactive extender-filler and the slurry.7. A method of producing an interactive claim 1 , aldehyde-free claim 1 , extender-filler-water-isocyanate adhesive for a composite wood particular product claim 1 , comprising:providing an interactive extender-filler, water, and an isocyanate;admixing the interactive extender-filler and water to form a slurry; andintermixing the slurry and the isocyanate to form the adhesive.8. The method of claim 7 , where ...

BIODEGRADABLE COMPOSITES AND METHODS OF USE IN ATTRACTING OR REPELLING ANIMALS

Described herein are biodegradable composites and methods of forming the same. The composites generally comprise a base polymer, a plant-based filler material, and optionally a fragrant additive. The fragrant additives may be used for attracting animals to or repelling animals from an area. Methods of forming the biodegradable composites include an extrusion process using a melt formed from the base polymer and the plant-based filler material. 1. A biodegradable composite comprising:a base polymer selected from the group consisting of biodegradable aliphatic-aromatic copolyesters, biodegradable aliphatic polyesters, and thermoplastic starch;a plant-based filler material; andoptionally, a fragrant additive.2. The biodegradable composite of claim 1 , wherein the composite comprises from about 30% to about 60% by weight of the base polymer.3. The biodegradable composite of claim 2 , wherein the base polymer is selected from the group consisting of polybutylene adipate terephthalate claim 2 , polybutylene succinate claim 2 , and polylactic acid.4. The biodegradable composite of claim 1 , wherein the composite comprises from about 30% to about 70% by weight of the plant-based filler material.5. The biodegradable composite of claim 4 , wherein the plant-based filler material comprises a mixture of a wood-based particulate material and starch.6. The biodegradable composite of claim 5 , wherein the composite comprises from about 5% to about 15% by weight of the wood-based particulate material.7. The biodegradable composite of claim 5 , wherein the wood-based particulate material is a wood flour.8. The biodegradable composite of claim 5 , wherein the composite comprises from about 25% to about 50% by weight of the starch.9. The biodegradable composite of claim 5 , wherein the starch comprises a wheat-based starch.10. The biodegradable composite of claim 5 , wherein the composite comprises a matrix that includes the base polymer claim 5 , the wood-based particulate material ...

FIBER BOARD PRODUCT COMPRISING A CALCIUM CARBONATE-CONTAINING MATERIAL

The present invention relates to a fiber board product comprising fibers in an amount from 50.0 to 99.0 parts by weight (d/d), at least one particulate calcium carbonate-containing material in an amount from 1.0 to 50.0 parts by weight (d/d), at least one binder in an amount from 0.05 to 25.0 parts by weight (d/d), at least one wax in an amount from 0 to 5.0 parts by weight (d/d), wherein the sum of the fibers and the at least one particulate calcium carbonate-containing material is 100.0 parts by weight (d/d), a process for manufacturing such a fiber board product as well as an use of at least one particulate calcium carbonate-containing material having a weight median particle size dof 0.5 to 150.0 μm as fiber replacement in a fiber board product, preferably in a high-density fiber (HDF) board, medium-density fiber (MDF) board, low-density fiber (LDF) board or particle board. 1. Fiber board product comprising i) 0 to 20.0 wt.-%, based on the total amount of dry fibers, are of a size which is fractioned at a mesh sieve width of 0.05 mm,', 'ii) 50.0 to 90.0 wt.-%, based on the total amount of dry fibers, are of a size which is fractioned at a mesh sieve width of 1.0 mm, and', 'iii) 70.0 to 100.0 wt.-%, based on the total amount of dry fibers, are of a size which is fractioned at a mesh sieve width of 3.0 mm, as determined by sieve analysis,, 'a) fibers in an amount from 50.0 to 99.0 parts by weight (d/d), based on the total dry weight of the fibers and the at least one particulate calcium carbonate-containing material, wherein the fibers in an amount of'}{'sub': '50', 'b) at least one particulate calcium carbonate-containing material in an amount from 1.0 to 50.0 parts by weight (d/d), based on the total dry weight of the fibers and the at least one particulate calcium carbonate-containing material, the at least one particulate calcium carbonate-containing material having a weight median particle size dof 0.5 to 150.0 μm, and additionally'}c) at least one binder in ...

AQUEOUS WAX EMULSIONS AND DISPERSIONS AND USES THEREOF

An aqueous wax emulsion or dispersion comprising, wax, water and an emulsifier wherein the emulsifier comprises purified kraft lignin and a water-soluble base. A process for preparing said aqueous wax dispersions and their use. 1. An aqueous wax emulsion or dispersion or comprising:wax;water andan emulsifier, wherein the emulsifier comprises lignin;and a water-soluble base; andwherein, solubility of the lignin is achieved through the addition of base.2. The aqueous wax emulsion or dispersion of claim 1 , wherein the lignin is a Kraft lignin that can be solubilized in water.3. The aqueous wax emulsion or dispersion of wherein the lignin is purified Kraft lignin wherein the purification is by a LignoForce or LignoBoost process.4. The aqueous wax emulsion or dispersion of claim 1 , wherein the water-soluble base is selected from the groups consisting of mono-functional amines claim 1 , multi-functional amines claim 1 , alkali metal salts claim 1 , alkaline earth metal salts and combinations thereof.5. The aqueous wax emulsion or dispersion of wherein the water-soluble base is added in an amount sufficient to dissolve the lignin and the amount of base is determined by the acid dissociation constant (pKa) of the base.6. The aqueous wax emulsion or dispersion of wherein the base has a pKa≥9.4.7. The aqueous wax emulsion or dispersion of wherein the base is potassium hydroxide claim 6 , sodium hydroxide or monoethanolamine claim 6 ,8. The aqueous wax emulsion or dispersion of wherein the minimum equivalent base mass ratio is about 0.07.9. The aqueous wax dispersion of wherein the base has a pKa<9.4.10. The aqueous wax emulsion or dispersion of wherein the base is diethanolamine or triethanolamine.11. The aqueous wax emulsion or dispersion of wherein the minimum equivalent base mass ratio is in the range of 0.17 to 0.095.12. The aqueous wax emulsion or dispersion of wherein the base is a volatile base.13. The aqueous wax emulsion or dispersion of wherein the hydrocarbon wax ...

BAMBOO CHIP INTEGRATED MATERIAL AND MANUFACTURING METHOD THEREOF

The invention discloses an infinite-arbitrary-length bamboo chip integrated material. The bamboo chip integrated material is formed by a plurality of lengthened bamboo chips which are glued and overlaid; each lengthened bamboo chip is formed by a plurality of bamboo chip units which sequentially and continuously mesh and are butted; sharp teeth and grooves are formed in the two ends in the length direction of the bamboo chip units, wherein the sharp tooth of each bamboo chip unit and the groove of the corresponding bamboo sheet unit are matched to form a meshing butt-joint part, and the meshing butt-joint parts of the adjacent lengthened bamboo chips are arranged in a staggered mode; and each bamboo chip unit has a thickness of 4-12 mm and a width of 15-50 mm. The invention further provides a manufacturing method of the bamboo chip integrated material, comprising the steps of preparation of the bamboo chip units, meshing and butting, hot pressing and gluing and the like. The present invention has the advantages of small connectors, uniform mechanical strength, and applicability for structures materials such as van truck bottom plates. 1331323313323. A bamboo chip integrated material , wherein the bamboo chip integrated material is formed by a plurality of lengthened bamboo chips which are glued and overlaid; each lengthened bamboo chip is formed by a plurality of bamboo chip units () which sequentially and continuously mesh and are butted; sharp teeth () and grooves () are formed in the two ends in the length direction of the bamboo chip units () , wherein the sharp tooth () of each bamboo chip unit () and the groove () of the corresponding bamboo sheet unit are matched to form a meshing butt-joint part , and the meshing butt-joint parts of the adjacent lengthened bamboo chips are arranged in a staggered mode; and each bamboo chip unit () has a thickness of 4 mm to 12 mm and a width of 15 mm to 50 mm.2313113123113123113312331132321322311312. The bamboo chip ...

ALGAE-BLENDED COMPOSITIONS WITHOUT PLASTICIZERS

A thermoplastic composition includes at least one kind of algae that constitutes from about 10 wt. % to about 55 wt. % of the composition, and a polymer that constitutes from about 45 wt. % to about 90 wt. % of the composition, wherein the composition is free of plasticizer and free of plant polymer. An injection molded article is formed from a material including at least one kind of algae that constitutes from about 10 wt. % to about 55 wt. % of the composition, and a polymer that constitutes from about 45 wt. % to about 90 wt. % of the composition, wherein the material is free of plasticizer and free of plant polymer. 1. A thermoplastic composition comprising:a) at least one kind of algae that constitutes from about 10 wt. % to about 55 wt. % of the composition; andb) a polymer that constitutes from about 45 wt. % to about 90 wt. % of the composition;wherein the composition is free of plasticizer and free of plant polymer.2. The thermoplastic composition of claim 1 , wherein the algae is blue-green algae.3. The thermoplastic composition of claim 1 , wherein the polymer is linear low density polyethylene.4. The thermoplastic composition of claim 1 , wherein the polymer is ethylene vinyl acetate copolymer.5. The thermoplastic composition of claim 1 , wherein the polymer is polylactic acid.6. The thermoplastic composition of claim 1 , further comprising an additive claim 1 , wherein the additive includes one or more of an odor inhibitor claim 1 , a moisture scavenger claim 1 , and a compatibilizer.7. The thermoplastic composition of claim 1 , wherein the algae is a bleached algae with reduced color ranging from light yellow to off-white.8. An injection molded article formed from a material comprising:a) at least one kind of algae that constitutes from about 10 wt. % to about 55 wt. % of the composition; andb) a polymer that constitutes from about 45 wt. % to about 90 wt. % of the composition; wherein the material is free of plasticizer and free of plant polymer.9. ...