ПОЛИМЕРНАЯ КОМПОЗИЦИЯ ДЛЯ ОСОБО СЛОЖНЫХ УСЛОВИЙ ЭКСПЛУАТАЦИИ, УПЛОТНИТЕЛЬНОЕ УСТРОЙСТВО ПОДВИЖНЫХ И НЕПОДВИЖНЫХ СОЕДИНЕНИЙ, ДИАФРАГМА И СПОСОБ ИЗГОТОВЛЕНИЯ ПОЛИМЕРНЫХ ИЗДЕЛИЙ ДЛЯ ПНЕВМАТИЧЕСКИХ ТОРМОЗНЫХ СИСТЕМ ЖЕЛЕЗНОДОРОЖНОГО ПОДВИЖНОГО СОСТАВА

Изобретения относятся к области производства резиновых технических изделий, которые эксплуатируются в условиях больших механических нагрузок, трения, агрессивных средах и сложных климатических условиях и могут быть использованы для изготовления уплотнительных устройств подвижных и неподвижных соединений типа колец, манжет, прокладок, а также для изготовления исполнительных устройств мембранных преобразователей изменений давления в линейные перемещения и изделий для систем торможения железнодорожного подвижного состава. Полимерная композиция включает компоненты, мас.ч.: каучук бутадиен-нитрильный парафинатный - 90-100, бутадиен-метилстирольный каучук 0-10, серу техническую - 0,5-1,5, тетраметилтиурамдисульфид - 1-2, N,N'-дитиодиморфолин - 1,5-2,5, N-циклогексил-2-бензтиазолилсульфенамид - 1,0-2,5; оксид цинка - 4-8, фенил-β-нафтиламин - 0,5-2,5, углерод технический - 100-150, дибутилфталат - 20-40, дибутилсебацинат - 20-40 и кислоту стеариновую - 0,5-2,5. Изобретения позволяют получить изделия ...

ТЕРМООТВЕРЖДАЕМОЕ СВЯЗУЮЩЕЕ ДЛЯ КОМПОЗИЦИОННЫХ МАТЕРИАЛОВ

Изобретение относится к области технологии эпоксидных композиций, в частности к получению термоотверждаемых эпоксидных композиций горячего формования, используемых в качестве связующего для производства композиционных материалов, и изделий из них. Термоотверждаемое связующее для композиционных материалов включает эпоксидную диановую смолу и аминный отвердитель, при этом дополнительно содержит алифатическую эпоксидную смолу ДЭГ-1 и фенилглицидиловый эфир, а в качестве отвердителя содержит Бензам АБА, представляющий собой продукт конденсации анилина и формальдегида в присутствии кислотного катализатора и содержащий аминобензиланилин в качестве основного вещества, при следующем соотношении в мас.%: эпоксидная диановая смола 60-70, алифатическая эпоксидная смола ДЭГ-1 5-15, фенилглицидиловый эфир 1-5, отвердитель остальное. Технический результат - достижение высоких и стабильных физико-химических показателей стеклопластиковых изделий. 2 табл.

ПОЛИМЕРНАЯ КОМПОЗИЦИЯ

Изобретение относится к полимерной композиции, может быть использовано для изготовления резиновых изделий, например уплотнительных колец к полевым трубопроводам. Готовят композицию следующего состава, мас.ч.: каучук бутадиен-нитрильный парафинатный БНКС-18А(АН) 60-80; каучук бутадиен-нитрильный парафинатный БНКС-40А(АН) 20-40; сера 1,0-2,5; N-N'-дитиодиморфолин 0,5-2,5; N-циклогексил -2-бензтиазолилсульфенамид 0,5-2,5; тетраметилтиурамдисульфид 0,5-1,0; оксид цинка 5-10; поли-2,2,4-триметил -1,2-дигидрохинолин 1,0-3,5; N-фенил-N'-изопропил -п-фенилендиамин 1-3; парафин нефтяной 0,5-3,0; углерод технический П-803 100-120; углерод технический П-324 6,5-20,0; дибутилсебацинат 22,5-28,0; стеариновая кислота 0,8-2,0; N-нитрозодифениламин 0,5-1,0. Изобретение позволяет улучшить физико-химические и прочностные свойства деталей из этой композиции. 2 табл.

СПОСОБ СТАБИЛИЗАЦИИ ПОЛИИЗОПРЕНОВОГО КАУЧУКА

Изобретение относится к технологии получения синтетического полиизопрена, в частности к его стабилизации антиоксидантами. Способ состоит во введении в раствор получаемого полимера раствора антиоксидантов аминного типа в органическом растворителе. В качестве растворителя используют С5, С6 алифатические углеводороды, содержащие 5-11 мас. % олефинового углеводорода С5-С18 или их смеси. В качестве аминных антиоксидантов используют смесь п-фенилендиаминов: N-(1,3-диметилбутил)-N'-фенил-п-фенилендиамина с N-(1,3-диметилбутил)-N'-(4-кумилфенил)-п-фенилендиамином или N-(1,4-диметилпентил)-N'-фенил-п-фенилендиамином. Технический результат изобретения состоит в повышении эффективности стабилизации полиизопрена, снижении энергозатрат при выделении полимера из раствора и регенерации растворителя, улучшении экологии. 3 табл.

АНТРАХИНОНОВЫЕ КРАСИТЕЛИ

Изобретение раскрывает новые соединения формулы I, которые относятся к новым антрахиноновым красителям и могут найти применение для окрашивания пластиков. В общей формуле (I) R1 обозначает радикал формулы II, R2 обозначает -NH2 или радикал формулы II, R3 и R4 каждый независимо друг от друга обозначает водородный атом или гидроксил, R5 обозначает атом водорода или -S-CH2-CH2-OH, где Х обозначает прямую связь, Y обозначает -ОН, а n обозначает число 2, при условии, что по меньшей мере один из радикалов R3, R4 и R5 не обозначает водород. 1 з.п. ф-лы, 1 табл.

СТРУКТУРНО-ОКРАШЕННЫЙ ЭПОКСИДНЫЙ ПОЛИМЕР

Изобретение относится к структурно-окрашенным эпоксидным полимерам, которые могут найти применение в производстве цветных лакокрасочных покрытий и оптических стекол. Полимер получают отвердением глицидилфосфатов общей формулы где где n=1,2 диаминодифенилметаном в присутствии ионов Fe(III). Полимер по изобретению имеет повышенную светостойкость при сохранении меления и других физико-механических свойств. 1 табл.

СПОСОБ И СОСТАВ ДЛЯ ВОССТАНОВЛЕНИЯ ТРАКОВ ГУСЕНИЧНЫХ МАШИН

Изобретение относится к способу и составу резиновой смеси для восстановления на ее основе траков гусеничных тяжелых машин. Резиновая смесь для изготовления траков и их восстановления включает, мас.ч.: изопреновый каучук 70, бутадиеновый каучук 30, сера 4, окись цинка 5, N-фенил-N'-изопропил-n-фенилендиамин -2,2-фенилнафтиламин 0,8, стеарин 2, углеродная сажа П-234 120. Способ восстановления изношенных траков из этой смеси включает пластицирование смеси разогреванием до 80-90oС. Затем смесь шприцуют и подают в замкнутую пресс-форму заданной конфигурации с находящимся в ней траком. Поверхность трака предварительно одрубеструивают. На нее слоями наносят грунт и клей хемосил. Вулканизацию проводят при 170oС, давлении 15-20 кгс/см2 и выдержке 30 мин. Технический результат состоит в повышении физико-механических свойств резиновой смеси. 2 с.п.ф-лы, 4 табл.

ДИФЕНИЛАМИН, АЛКИЛИРОВАННЫЙ ОЛЕФИНОВЫМИ СМЕСЯМИ, СОДЕРЖАЩИМИ ФРАКЦИИ С РАЗЛИЧНОЙ СТЕПЕНЬЮ АКТИВНОСТИ

Изобретение относится к усовершенствованному способу алкилирования дифениламина, включающему добавление к дифениламину олигомеров изобутилена в присутствии кислой каталитической глины с образованием смеси и проведение реакции в смеси при температуре, достаточно низкой для того, чтобы предотвратить существенное снижение активности катализатора до тех пор, пока не будет завершено вышеупомянутое добавление, и затем повышение температуры с получением смеси алкилированных дифениламинов, содержащей от 0,1 до 1% дифениламина, менее 10% (трет-бутил)дифениламина, менее 10% монооктилдифениламина, более 20% додецилдифениламина, более 15% гексадецилдифениламина, менее 10% эйкозенилдифениламина, менее 7% тетракозенилдифениламина, менее 4% октакозенилдифениламина и менее 2% полиизобутилдифениламина. Упомянутый дифениламин добавляют в смесь олефинов, содержащую фракции, которые характеризуются высокой реакционной способностью, а также фракции, показывающие относительно более низкую реакционную способность ...

МАСЛОСТОЙКАЯ РЕЗИНОВАЯ КОМПОЗИЦИЯ

Изобретение относится к созданию резиновой композиции на основе гидрированного бутадиен-нитрильного каучука с повышенным содержанием акрилонитрила и малой непредельностью и может быть использовано в резиновой и резинотехнической промышленности для изготовления многослойных резинокордных изделий, эксплуатирующихся в условиях воздействия динамических нагружений, топлив и масел при повышенных температурах в течение длительного времени. Техническим результатом предлагаемого изобретения является создание резиновой композиции повышенной маслотеплостойкости, высокой динамической выносливости, что обеспечит резинокордным изделиям сохранение эксплуатационных свойств в условиях воздействия агрессивных сред при повышенных температурах в течение длительного времени. Технический результат достигается за счет использования в рецептуре резиновой композиции в качестве полимерной основы гидрированного бутадиен-нитрильного каучука с повышенным содержанием акрилонитрила (49-50%) и малой непредельностью (5 ...

СПОСОБ КРЕПЛЕНИЯ РЕЗИН ДРУГ К ДРУГУ

Изобретение относится к способу крепления вулканизованных резин друг к другу и может быть использовано в резиновой промышленности. Способ крепления вулканизованных резин на основе одного каучука друг к другу состоит в нанесении на склеиваемые поверхности клея на основе полихлоропренового каучука и последующего контактирования поверхностей. При этом используют клей марки 88НТ или 88СА на основе полихлоропренового каучука найрит НТ или найрит ДП в сочетании с бутилфенолформальдегидной смолой. При этом перед нанесением на поверхность в клей дополнительно вводят модификатор, представляющий собой орто-фенилендиамин, в количестве 0,5-3,0 мас.ч. на 100 мас.ч. клея и после нанесения клея осуществляют сушку клеевой пленки при комнатной температуре в течение 1-2 мин. Контактирование склеиваемых поверхностей проводят под грузом в течение 24 час. Склеивают резины на основе СКИ-3, СКЭПТ-40, СКН-18, неопрена. Технический результат состоит в обеспечении повышенной прочности клеевого шва при креплении ...

ШИНА, СОДЕРЖАЩАЯ СЛОЙ-ХРАНИЛИЩЕ АНТИОКСИДАНТА

Изобретение относится к конструкции автомобильной пневматической шине. Две боковины шины соединяются в коронной зоне, содержащей усилитель коронной зоны, который проходит в аксиальном направлении между двумя определяемыми в аксиальном направлении концами и поверх которого расположен протектор. Имеется каркасный усилитель, закрепленный в двух бортах и проходящий через боковины к коронной зоне, при этом коронная зона включает в себя расположенный в радиальном направлении с внутренней стороны каркасного усилителя, по меньшей мере, один слой-хранилище, образованный из резиновой смеси, имеющей высокое содержание антиоксиданта. Причем, по меньшей мере, один слой-хранилище имеет содержание антиоксиданта, которое равно или превышает 5 весовых частей на 100 весовых частей эластомера, но не превышает 10 весовых частей на 100 весовых частей эластомера, при этом, по меньшей мере, один слой-хранилище дополнительно включает в себя поглотитель кислорода. Технический результат - повышение срока службы ...

СПОСОБ КРЕПЛЕНИЯ РЕЗИН ДРУГ К ДРУГУ

Изобретение относится к способу крепления вулканизованных резин друг к другу и может быть использовано в резиновой промышленности. Технический результат состоит в повышении прочности клеевого шва при креплении вулканизованных резин на основе одного каучука друг с другом, упростить технологию склеивания. Способ крепления вулканизованных резин на основе одного каучука друг к другу включает нанесение на склеиваемые поверхности клея на основе полихлоропренового каучука, также используют клей марки 88НТ или 88СА на основе полихлоропренового каучука наирит НТ или наирит ДП в сочетании с бутилфенолформальдегидной смолой, при этом перед нанесением на поверхность в клей дополнительно вводят модификатор, представляющий собой параоксидифениламин, в количестве 0,3-4,0 мас.ч. на 100 мас.ч. клея, и после нанесения клея осуществляют сушку клеевой пленки при комнатной температуре в течение 1-2 мин и контактирование склеиваемых поверхностей проводят под грузом в течение 24 часов. Осуществляют склеивание ...

РЕЗИНОВАЯ КОМПОЗИЦИЯ

Изобретение относится к резиновой промышленности, в частности к резиновой композиции с повышенными эксплуатационными характеристиками. Получают композицию, содержащую, мас.ч.: каучук СКИ-3 100, серу 2, 1-2,4, ди-(2-бензтиазолил)-дисульфид 0,5-2,0, N-циклогексилбензтиазолсульфенамид-2 0,8-1,3, гексол 0,5, рубракс 1-5, стеариновую кислоту 1,8-2,2, технический углерод 45-50, белую сажу БС-120 1-2, модификатор РУ 0,5-2,0, канифоль 0,5-2,0, масло ПН-6 3, оксид цинка 5-8, отходы производства полиэтилена низкого давления с молекулярной массой не выше 1500 у.е. 1-2, диафен ФП 0,5, дианилид(4-фениламинофенил)-тиофосфоновой кислоты 0,3-1,0, 2,6 диморфолилметил, 3 нонилфенол 0,5-1,0. Резина по изобретению обладает высокой прочностью при разрыве, сопротивлением раздиру, сопротивлением тепловому старению и усталостной выносливости. 2 табл.

КОМПОЗИЦИОННЫЙ НЕФТЕНАБУХАЮЩИЙ МАТЕРИАЛ

Изобретение относится к производству материалов, используемых для изготовления изделий различного функционального назначения, в том числе нефтенабухающих уплотнительных элементов, применяемых в нефтегазодобывающей промышленности. Композиционный нефтенабухающий материал включает, мас. ч.: бутадиен-нитрильный каучук с содержанием нитрила акриловой кислоты 17-20% - 40,0-50,0, изопреновый каучук СКИ-3 - 50,0-60,0, сера - 0,5-0,9, сульфенамид Ц - 1,5-2,5, N,N'-дитиодиморфолин - 1,5-2,5, тиурам Д - 1,5-2,5, антискорчинг «ЗПР» - 0,3-0,5, оксид цинка - 2,5-3,5, стеарат цинка - 4,0-5,0, стеариновая кислота - 1,0-2,0, нафтам-2 - 1,5-2,0, технический углерод Н 220 - 25,0-30,0, таурит ТС-Д - 14,0-16,0, смола «Шинпласт» - 4,0-5,5, оксанол ЦС-100 - 2,0-3,0, дибутилфталат - 3,0-4,0, масло индустриальное И-12А - 24,0-32,0, транс-полинорборнен - 6,0-8,0. Изобретение позволяет улучшить условную прочность при растяжении материала, а также достичь определенной степени его объемного набухания в среде нефти, ...

РЕЗИНОВАЯ СМЕСЬ

Резиновая смесь на основе ненасыщенных каучуков, включающих бутадиеновый каучук и содержащая серу, N-циклогексил-2-бензтиазол-илсульфенамид, канифоль, углеводородные смолы, нефтяное масло, защитный воск, N-изопропил-N'-фенил-n-фенилендиамин, полимеризованный 2,2,4-триметил-1,2-дигидрохинолин, N-циклогексилтиофталимид и технический углерод. При этом в качестве бутадиенового каучука содержит бутадиеновый каучук, полученный в присутствии катализаторов на основе щелочноземельных металлов с содержанием винильных групп, равным 10-60%, и дополнительно содержит активатор - смесевую композицию на основе цинковых солей жирных кислот и оксида цинка или цинковых солей жирных кислот, оксида цинка и оксиэтилированных жирных кислот. Изобретение повышает износостойкость и снижает гистерезисные потери резин при высоком сцеплении с мокрым покрытием. 1 з.п. ф-лы, 2 табл.

РЕЗИНОВАЯ СМЕСЬ

Изобретение относится к резиновой промышленности, в частности к производству резиновых смесей, используемых для изготовления изделий различного целевого назначения, например пластин для акустических покрытий. Резиновая смесь включает следующие компоненты, мас.ч (на 100 ч. массы каучука): каучук синтетический бутадиен-стирольный марки ДССК-18 - 70,00; каучук цис-изопреновый марки СКИ-3 - 30,00; ацетонанил-Р - 2,00; сера - 2,00; 2,2'-дибензтиазол-дисульфид - 0,80; дифенилгуанидин - 0,80; белила цинковые - 5,00; стеарин - 1,00; смола стирольно-инденовая - 7,00; канифоль - 3,00; технический углерод П-514 - 26,60; технический углерод П-803 - 40,00; фактис - 15,00. Технический результат состоит в улучшении физико-механических показателей при достаточной прочности резиновой смеси. 1 табл.

Способ получения аминного антиоксиданта для стабилизации резин

Изобретение относится к новому способу получения антиоксиданта для стабилизации резин и к аминному антиоксиданту, полученному указанным способом для стабилизации резин в твердой форме. Способ заключается в алкилировании 4-аминодифениламина высококипящим спиртом в присутствии гидроокиси калия при температуре 190-220°С с отгонкой азеотропа спирта с реакционной водой. Затем отделяют путем водной экстракции органический слой и выделяют из него целевой продукт. В качестве спирта при алкилировании используют 1,2-пропандиол при соотношении 1,2-пропандиола, 4-аминодифениламина и гидроокиси калия в интервале от 3:1:0,07 до 2:1:0,15. Полученный алкилат отмывают от щелочного раствора водой с последующей тройной экстракцией целевого продукта из водно-гликолевой смеси бутилацетатом. Раствор целевого продукта в бутилацетате отслаивают от водно-спиртового слоя, после чего бутилацетатные экстракты объединяют, под вакуумом отгоняют бутилацетат и затем переводят целевой продукт в твердую форму сплавлением ...

ПРОТИВОСТАРИТЕЛЬ И МОДИФИКАТОР АДГЕЗИИ ДЛЯ РЕЗИН

Использование: противостаритель и модификатор адгезии для резин. Сущность изобретения: противостаритель и модификатор представляет собой кубок остаток, образующийся при дистилляции дифениламина, с температурой размягчения 28 - 90С и содержанием 3 - 10 мас. % органически связанного азота. Противостаритель и модификатор адгезии для резин может дополнительно содержать наполнитель. Использование кубовых остатков производства дифениламина позволяет расширить ассортимент применяемых противостарителей и модификаторов и улучшить экологическую обстановку на производстве дифениламина. 1 з. п. ф-лы, 5 табл.

ПОЛИМЕРНАЯ КОМПОЗИЦИЯ

Изобретение относится к полимерным композициям на основе эпоксидных смол и предназначено для изготовления конструкционных стеклопластиков методом мокрой намотки. Технический результат от использования настоящего изобретения заключается в разработке полимерной композиции, имеющей достаточную жизнеспособность в процессе переработки, низкую температуру отверждения и высокие физико-механические свойства. Этот результат достигается тем, что композиция на основе эпоксидной диановой смолы, диглицидилового эфира диэтиленгликоля и эвтектическои смеси ароматических аминов дополнительно содержит смесь диоксановых спиртов и их высококипящих эфиров со стабилизатором ионолом, а в качестве ароматических аминов -метафенилендиамин и 4,4-диаминодифенилметан при следующем соотношении компонентов, мас.ч.: эпоксидная диановая смола 100, диглицидиловый эфир диэтиленгликоля 25-35, смесь диоксановых спиртов и их высококипящих эфиров со стабилизатором ионолом 4-12, эвтектическая смесь ароматических аминов, содержащая ...

Способ получения аппретированных стеклянных волокон и полимерный композиционный материал

Изобретение относится к области производства конструкционных изделий специального назначения в аддитивных технологиях. Предложены способ получения аппретированного стекловолокна путём нанесения аппрета, представляющего собой 3,4-толуилендиамин 1,0-3,5 мас.%, на стекловолокно из раствора с массовой концентрацией 0,21-0,73% в ацетоне с последующим ступенчатым подъёмом температуры до 60°C и одновременной отгонкой растворителя, аппретированное стеклянное волокно, полученное по предложенному способу, и полимерный композиционный материал, который содержит 80 мас.% полимерной матрицы на основе полиэфиримида и 20 мас.% предложенного аппретированного стеклянного волокна. Технический результат – улучшение прочности при сжатии создаваемого полимерного стекловолоконного композиционного материала, за счет введения аппретирующего компонента, который повышает смачиваемость наполнителя и увеличивает межмолекулярные взаимодействия между стеклянным волокном и полиэфиримидной матрицей. 3 н.п. ф-лы, 1 табл ...

РЕЗИНОВАЯ СМЕСЬ

Изобретение относится к шинной промышленности, в частности к разработке резиновой смеси на основе ненасыщенных каучуков общего назначения для варочных камер. Резиновая смесь дополнительно содержит добавку переработанных отходов из вулканизованных резин на основе насыщенных каучуков, например изношенных вулканизационных диафрагм на основе бутилкаучука, при следующем соотношении компонентов, мас.ч.: изопреновый каучук СКИ-3 80-85, бутадиеновый каучук СКД 20-15, сера 0,15-0,25, тетраметилтиурамдисульфид 0,8-1,2, 2,2-дибензтиазолдисульфид 0,7-1,0, оксид цинка 4,0-6,0, стеариновая кислота 0,3-0,8, окисленные нефтебитумы (рубракс) 12,0-18,0, канифоль 4,0-6,0 N-фенил- N-изопропил-п-фенилендиамин 1,5-2,5, полимер 2,2,4-триметил-1,2-дигидрохинолина 0,7-1,3, фталевый ангидрид 0,4-0,6, модификатор (продукт взаимодействия резорцина с уротропином) 1,0 - 2,0, технический углерод П234 18,0-22,0, технический углерод П514 28,0-33,0, добавка переработанных отходов из вулканизованных резин на основе насыщенных ...

СПОСОБ ПОЛУЧЕНИЯ ОТВЕРДИТЕЛЕЙ ЭПОКСИДНЫХ СМОЛ

Изобретение относится к способу получения отвердителей эпоксидных смол, включающему операцию взаимодействия аминов с монокарбоновыми кислотами. Способ характеризуется тем, что в качестве аминного компонента применяют смесь, состоящую из первичного ароматического амина или смеси ароматических аминов (А), вторичного алифатического аминоспирта (Б) и третичного алифатического аминоспирта (В) в массовом соотношении А:Б:В от 98:0,2:1,8 до 80:5:15. В свою очередь монокарбоновую кислоту (Г) вводят в виде 2580% раствора в одноатомном алифатическом или ароматическом спирте, или их эфире с моно- или дикарбоновой кислотой, в соотношении (А+Б+В):Г от 90:10 до 60:40 в пересчете на 100% кислоту. Затем осуществляют процесс взаимодействия путем перемешивания в реакторе при температуре от 50 до 130°С в течение от 20 до 120 минут и скорости мешалки от 100 до 3000 оборотов в минуту. Получаемые указанным способом отвердители имеют повышенную стабильность при хранении. 7 пр., 2 табл.

РЕЗИНОВАЯ СМЕСЬ

Изобретение относится к резинотехнической промышленности, в частности к производству резиновых смесей, используемых для изготовления манжетных уплотнителей для нефтяного оборудования. Резиновая смесь включает следующие компоненты, мас.ч. (на 100 ч. массы каучука): каучук бутадиен-нитрильный марки БНКС- 40АМ, БНКС-40АМН - 80,0; каучук бутадиен-нитрильный гидрированный марки БНКВ 4030, Тербан - 20,0; серу - 3,5; сульфенамид М - 0,50; альтакс - 0,50; стеариновую кислоту - 1,00; канифоль - 2,0; дибутоксиэтиладипинат - 11,0; белую сажу - 5,0; белила цинковые - 4,0; диафен ФП - 2,0; технический углерод П-803 - 20,0; технический углерод П-245 - 50,0; модификатор РУ-Д - 2,0; арамидное или полиамидное волокно - 10,00. Технический результат - повышение сопротивления вулканизатов раздиру, увеличение ресурса работоспособности манжетного уплотнения, возможность его эксплуатации при более низких температурах. 3 табл.

2,5-ДИ-(N,N-ДИМЕТИЛАМИНОМЕТИЛ)-1,4-ГИДРОХИНОН В КАЧЕСТВЕ НЕОКРАШИВАЮЩЕГО ТЕРМОСТАБИЛИЗАТОРА КАУЧУКА СКИ-3

... 2,5-Ди-(N,N'-диметиламинометил)-гидрохинон формулы в качестве неокрашивающего термостабилизатора каучука СКИ-3.

СПОСОБ ПОЛУЧЕНИЯ РЕЗИНОВОЙ СМЕСИ НА ОСНОВЕ ХЛОРОПРЕНОВОГО КАУЧУКА ДЛЯ КЛЕЕВОЙ КОМПОЗИЦИИ

Изобретение относится к резиновой промышленности, в частности к способу получения резиновой смеси на основе хлоропренового каучука, которая затем может быть использована для изготовления клеев холодного отверждения. Согласно изобретению хлоропреновый каучук марки найрит КРНТ перед смешением с оксидом цинка и оксидом магния распаривают в течение 1 часа при температуре 100°С, затем вальцуют до образования шкурки. Затем вводят дифенилгуанидин и вальцуют смесь. Затем вводят модификатор. Модификатор предварительно получают взаимодействием эпоксидной диановой смолы ЭД-20 и кубовых отходов производства анилина в массовом соотношении 2:1, с содержанием анилина 15-18 мас.ч. Из резиновой смеси готовят клеевую композицию, используя растворитель и смолу 101К. Применение клеевой композиции повышает качество крепления резины к резине и к металлу. Технический результат состоит в утилизации отхода нефтехимического производства - анилина. 4 табл.

РЕЗИНОВАЯ СМЕСЬ НА ОСНОВЕ БУТАДИЕН-НИТРИЛЬНЫХ КАУЧУКОВ

Изобретение относится к резинотехнической промышленности, а именно к резиновой смеси на основе бутадиен-нитрильного каучука для рукавных изделий. Резиновая смесь включает следующий состав, мас. ч.: бутадиен-нитрильный каучук с массовой долей нитрила акриловой кислоты 17-20% 20-50; бутадиен-нитрильный каучук с массовой долей нитрила акриловой кислоты 27-30% 30-40; бутадиен-нитрильный каучук с массовой долей нитрила акриловой кислоты 31-35% 20-40; оксид цинка 3-5; технический углерод П-803 10-80; технический углерод П-514 21-32; сера 0,5-2; стеариновая кислота 1-2; дибутилсебацинат 10-40; N-циклогексил-2-бензтиазолилсульфенамид 0,2-2; N-фенил-N'-изопропил-n-фенилендиамин 0,7-3,8; диоксид кремния 0,8-10. Изобретение обеспечивает повышение стойкости к набуханию в масле АМГ-10 при температуре 100°С, повышение прочности при растяжении и относительного удлинения при разрыве при одновременном сохранении температурного предела хрупкости и коэффициента морозостойкости по эластическому восстановлению ...

РЕЗИНОВАЯ СМЕСЬ

Резиновая смесь, характеризующаяся тем, что включает при следующем соотношении компонентов, мас.ч. (на 100 ч. массы каучука): Каучук синтетический бутадиен-стирольный марки-ДССК-18 70,00 Натуральный каучук 30,00 Сера 2,00 Нафтам-2 1,00 2,2’-дибензтиазол-дисульфид 0,80 Дифенилгуанидин 0,80 Белила цинковые 5,00 Стеарин 1,00 Смола стирольно-инденовая 7,00 Канифоль 3,00 Технический углерод П-514 20,00 Технический углерод П-803 40,00 Фактис 10,00 ...

РЕЗИНОВАЯ СМЕСЬ

РЕЗИНОВАЯ СМЕСЬ

Резиновая смесь, характеризующаяся тем, что включает при следующем соотношении компонентов мас. ч. (на 100 ч. массы каучука): Каучук синтетический бутадиен-стирольный марки-ДССК-18 70,00 Каучук цис-изопреновый марки СКИ-3 30,00 Ацетонанил-Р 2,00 Сера 2,00 2,2'-дибензтиазол-дисульфид 0,80 Дифенилгуанидин 0,80 Белила цинковые 5,00 Стеарин 1,00 Смола стирольно-инденовая 7,00 Канифоль 3,00 Технический углерод П-514 26,60 Технический углерод П-803 40,00 Фактис 15,00 ...

СТАБИЛИЗИРОВАННЫЙ ПРОСТОЙ ПОЛИЭФИР С КОНЦЕВЫМИ ГИДРОКСИЛЬНЫМИ ГРУППАМИ И ПОЛУЧАЕМАЯ ИЗ НЕГО ПОЛИУРЕТАНОВАЯ ПЕНА

... 1. Простой полиэфир с концевыми гидроксильными группами, стабилизированный против разложения путем добавления в него стабилизирующего количества жидкого стабилизирующего состава, содержащего 4-альфа, альфа-диметилбензил-дифениламин и 4,4'-бис-(альфа, альфа-диметилбензил)дифениламин, причем жидкий стабилизирующий состав присутствует в простом полиэфире с концевыми гидроксильными группами в количестве, находящемся в пределах от 0,1 до 2 мас. % от массы простого полиэфира с концевыми гидроксильными группами, и молярное соотношение 4- альфа, альфа-диметилбензил-дифениламина к 4,4'-бис-(альфа, альфа-диметилбензил)дифениламину в жидком стабилизирующем составе находится в пределах от 1,4 до 20. 2. Простой полиэфир с концевыми гидроксильными группами по п. 1, в котором жидкий стабилизирующий состав присутствует в количестве, находящемся в пределах от 0,2 до 1 мас. % от массы простого полиэфира с концевыми гидроксильными группами. 3. Простой полиэфир с концевыми гидроксильными группами по п. 1, ...

ЖИДКИЕ АНТИОЗОНАНТЫ И СОДЕРЖАЩИЕ ИХ РЕЗИНОВЫЕ КОМПОЗИЦИИ

... 1. Жидкая антиозонантная смесь, полученная с применением способа, включающего одновременное взаимодействие, по меньшей мере, одного незамещенного и/или замещенного парафенилендиаминового соединения общей формулы в которой R1 и R2, одинаковые или различные, представляют водород, алкил с разветвленной или прямой цепью, алкенил, алкоксил, аралкил, алкарил, гидроксиалкил или гетероциклическую группу; со смесью карбонильного соединения, включающей ацетон и, по меньшей мере, одно другое карбонильное соединение, выбранное из группы, включающей кетоны, содержащие от 4 до приблизительно 12 атомов углерода; альдегиды, содержащие от 1 до приблизительно 12 атомов углерода, а также их смеси, в присутствии катализатора алкилирования с одновременным восстановлением. 2. Антиозонантная смесь по п.1, где парафенилендиаминовое соединение выбрано из группы, включающей парафенилендиамин, парааминодифениламин, N,N’-бис(1-метилгептил)-п-фенилендиамин; N,N’-бис(1-этил-3-метилпентил)-п-фенилендиамин, N,N’-бис(1,4 ...

Полимерная композиция

Изобретение относится к полимерным композициям и может быть использовано при изготовлении пленочных и листовых материалов. Изобретение позволяет улучшить перерабатываемость композиции за счет содержания в ней 0,35 - 3 мас.ч. комплекса камфоры с дифениламином, взятых в эквимолярных соотношениях, в качестве смазки. Композиция также содержит 1 - 3 мас.ч. металлосодержащего термостабилизатора в расчете на 100 мас.ч. суспензионного поливинилхлорида. 2 табл.

Способ предупреждения старения линейных полиамидов, полиуретанов и полимочевин под влиянием света и тепла

Эпоксидная композиция

Вулканизуемая резиновая смесь на основе диенового каучука

Способ получения стабилизированных полиамидов

Изобретение относи- ся к получению стабилизированных полиамидов. Изобретение позволяет повысить эффективность стабилизации за счет введения в полиам1еды стабилизирующей добавки - продукта реакции дифениламина со стиролом общей формулы где R - о -метилбензил; х - 0-3 независимо от Y; Y - 1-3 независимо от х. Добавка вводится в количестве 0,02 - 2 мас.% в смеси с графитом или в виде раствора в толуоле или лактаме. 2 3.п. ф-лы.

Композиция на основе натурального латекса

Способ получения полимерных азотсодержащих стабилизаторов для поливинилхлорида

СПОСОБ ПОЛУЧЕНИЯ ПОЛИМЕРНЫХ АЗОТСОДЕРЖАЩИХ СТАБИЛИЗАТОРОВ ДЛЯ ПОЛИВИНИЛХЛОРИДА, включаюпшй окисление фенилендиаминов кислородом в водной среде при 18-25с в присут- . ствии солей металлов при перемешивании , отличающийся тем, что, с целью повышения эффекта стабилизации , окисление фенилендиаминов ведут в присутствии хлорной или полухлористой меди, взятой в количестве 0,11 моль на 1 моль фе.нилендиаминов в водно-аммиачной среде при . рН 11-12,5. В (Л со ...

Композиция для кровельного и гидроизоляционного материала

Использование: изоляция строительных конструкций, мостостроение, устройство безрулонных кровель, ремонт кровель, герметизация швов и мест примыканий. Сущность изобретения: композиция содержит, %: бутилкаучук 12-15; битум 2,7-7.5; пара- хинондиоксим 0,3-0,6; двуокись марганца 0,2-0,96; минеральный наполнитель 2,7- 8,5, фенил- /3 -нафтиламин 0,15-0,3; вода 0,5-2,0; масло - мягчитель 0,15-0,3; стеариновая кислота 0,1-0,3 и растворитель - остальное до 100. Атмосфероустойчивость материала - 48-51 усл. циклов, прочность при растяжении -1,25-1,6 МПа, относительное удлинение - 1000-1500%, адгезия к бетону - 0,55-0,86 МПа, адгезия к металлу - 0,65-0.95 МПа. 2 табл. 6 ...

Резиновая смесь

Связующее для стеклотекстолитов

Изобретение относится к области получения материалов, применяемых в производстве слоистых диэлектриков, в частности стеклотекстолитов, и может быть использовано в электро-, радиотехнической, радиоэлектронной, оборонной промышленности и промышленности средств связи. Цель - повышение жизнеспособности. Связующее для стеклотекстолитов содержит, мас. ч.: эпоксидная смола 100,0 отвердители - 4,41-диаминодифенилсульфон 8,5 - 10,6 ускоритель - комплекс трехфтористого бора с диметилбензиламином 1,5 - 2,0 катализатор химической металлизации - фторированный ацетилацетонат железа 0,8 - 2,0 перекись бензоила 0,04 - 0,06 органический растворитель 100,0 - 120,0. 2 табл.

Способ получения термостабильных пластмасс

Способ стабилизации полимера 3,3-бис(хлорметил)оксациклобутана

Способ обработки эфиров целлюлозы

Стабилизатор термоокислительной декструкции полиэтилентерефтала

Способ стабилизации ненасыщенных каучуков и резин на их основе

PEЗИHOBAЯ CMECЬ

Способ очистки ароматических аминов

N, N- БИC-(4-ГИДPOKCИ-3,5-ДИ-TPET.-БУTИЛБEHЗИЛ)-4-ЭTOKCИAHИЛИH KAK AHTИOKCИДAHT ДЛЯ ИЗOПPEHOBOГO KAУЧУKA

COMPOSITION FOR ROOFING AND HYDROINSULATING MATERIAL

3 , 3 -Ди(оксифенил)-3,3 дихлор-4,4 -диаминодифенилметан в качестве термостабилизатора нитрильного каучука

Способ получения резиновых смесей

Резиновая смесь

Изобретение относится к резиновой промышленности, в частности к разработке рецептуры резиновой смеси для изготовления изделий с высокими физико-механическими свойствами, устойчивыми к воздействию низких температур. Улучшение прочности и низкотемпературных свойств вулканиэатов, а также утилизация отходов нефтеперерабатывающей промышИзобретение относится к резиновой промышленности, в частности к разработке рецептуры резиновой смеси для изготовления изделий с высокими физико-механическими свойствами, устойчивыми к воздействию низких температур. Цель изобретения - улучшение прочности и низкотемпературных свойств вулкани- затов, а также утилизация отходов ленности обеспечивается благодаря использованию в резиновой смеси отработанной отбеливающей земли после адсорбционной очистки нефтяных масел, которая имеет плотность 1,365-1,380 г/см . содержит 28-32 мас.% углеводородов следующего группового состава, мас.%: парафино-нафтеновые 10-12; ароматические 58-60 и асфальтено-смолистые вещества 30-32 ...

Способ стабилизации резин

Резиновая смесь на основе бутадиеннитрильного каучука

Изобретение относится к маслостойким резиновым смесям на основе бутадиеннитрильного каучука для изготовления уплотнителей, работающих в контакте с маслами и гидрожидкостями при высоких давлениях. С целью повышения модуля сжатия, прочности и теплостойкости резин в напряженном состоянии, готовят резиновую смесь /мас.ч./ на основе бутадиеннитрального каучука /100/, включающую серу /1,2-1,8/, оксид цинка /35-45/ стеариновую кислоту /8-12,0/, технический углерод /90-1100/, N-фенил -N1-ИЗОПРОПИЛ- N -фенилендиамин /0,5-1,5/, тетраметилтиурамдисульфид /0,8-1,2/, N- гексаметилен-2-бензтиазолилсульфенамид /4,5-5,5/, фенил - β - нафталамин /0,5-1,5/, парафиновый воск /0,5-1,5/, N - нитрозодифениламин /0,5-1,5/. 4 табл.

Композиция на основе сополимера винилиденфторида

Назначение: композицию используют при производстве герметиков, прокладок, манжет. Композиция содержит сополимер винилиденфторида с гексафторпропиленом ...

Состав для получения прокладочного материала

Резиновая смесь на основе хлоро-пРЕНОВОгО КАучуКА

Резиновая смесь

Изобретение относится к резиновой промышленности. Цель изобретения - повышение сопротивления раздиру и износостойкости вулканизатов. В резиновую смесь на основе хлоропренового и бутадиенметилстирольного каучуков в массовом соотношении 70:30, включающую (мас.ч.) окись цинка 5,1-5,2 окись магния 4,1-4,2 технический углерод 96,6-97,0 фенил-β - нафтиламин 1,4-1,5 N-фенил-NЪ-изопропил-п-фенилендиамин 0,9-1,0 воск 3,0-3,1 индустриальное масло 5,7-6,0 фактис 16,3-16,6 стеарин 0,9-1,0 дибутилфталат 15,0-19,0 низкомолекулярный полиэтилен 3,2-3,4, дополнительно введен олигомер (1,0-5,0) общей формулы H2C=C(CH3)-CO-O-R-O-CO-NH-R1-NH-CO-O-R-O-CO-NH-R-NH-CO-O(CH2)3-O-CO-C(CH3)-CH2, где R--(CH2)3-C(CH3CN) - [CH2-CH=CH-CH2]N - C(CH3CN)-(CH2)3 N=34-36 R1-C6H3(CH3)-. 2 ТАбл.

Резиновая смесь

Изобретение относится к шинной промышленности. Изобретение позволяет повысить уровень физико-механических свойств после воздействия высоких температур и их устойчивость к воздействию длительной вулканизации за счет использования в резиновой смеси, содержащей, мас.ч.:натуральный 35-70 и синтетический 30-65 полиизопрен серу 0,5-1,4 цинковые белила 4,0-6,0 стеариновую кислоту 1,0-3,0 N-окса-диэтилен-2-бензтиазолилсульфенамид 0,6-1,4 N,N1- дитиодиморфолин 0,5-1,8 N -нитрозодифениламин 0,5-1,0 N-фенил-N1-изопропил-N - фенилендиамин 1,0-3,0 технический углерод 40-60 олигодиен с концевыми уретановыми группами 5-15 вещество, выбранное из группы, содержащей фенолформальдегидную смолу 2-8 с гексахлорпараксилолом 0,3-1 N, N-м-фениленбисмалекинимид 1-3, в качестве олигодиена с концевыми уретановыми группами - блоксополимера олигобутадиена и олигоизопрена в соотношении 4:1, или олигобутадиена и олигопиперилена в соотношении 1:1, или олигоизопрена с концевыми уретануреновыми группами, а в качестве фенолформальдегидной ...

Резиновая смесь

Изобретение относится к резиновой промышленности и касается разработки рецептуры резиновой смеси на основе синтетических цис- 1,4- полиизопренового каучука, которая может найти применение при производстве шин. Изобретение позволяет повысить скорость вулканизации резиновой смеси при сохранении высокой стойкости к подвулканизации, а также повысить прочность связи резины с непропитанным вискозным кордом при сохранении уровня динамических свойств благодаря использованию в резиновой смеси, содержащей, мас.ч.: синтетический цис- 1,4- полиизопреновый каучук 100, сера 2,0-2,5, оксид цинка 3,0-5,0, стеариновая кислота 1,0-2,0, мягчитель асфальтено-смолистый 2,0-3,0, ароматическое нефтяное масло 3,0-4,0, технический углерод 40-65, алкилфеноламинная смола 1,0-2,0, N-нитрозодифениламин 0,5-0,7, белую сажу 3,0-5,0, бензойная кислота 0,5-0,7, защитный воск 0,5-1,0, фенил - β - нафтиламин 0,5-1,0, N-изопропил-N1-фенил-N-фенилендиамин 0,5-1,0, комплекса N-бензтиазолинтиона-(N,N1-тетраэтилдиамидо)-фосфато ...

Способ получения резиновой смеси для оболочек кабеля

Изобретение может быть использовано для получения резин на основе хлоропренового каучука и позволяет улучшить их физико-механические показатели. Смесь включает хлоропреновый каучук, 2-меркаптобензтиазол, 4-тиазолидон-2-тион, стеариновую кислоту, парафин, фенил-β-нафтиламин, дибутилфталат, мел, каолин, технический углерод, оксид магния и оксид цинка. Оксид цинка и/или оксид магния до смешения обрабатывают лазерным излучением длиной волны 694,3 нм с частотой повторения импульса 2 Гц, длительностью 30 нс, мощностью 10 МВт в интервале доз 150-450 импульсов или рентгеновским облучением до поглощенной дозы 8-13 крад, а затем вводят в предварительно изготовленную смесь остальные ингредиенты. 3 табл.

Способ получения N-1,3-диметилбутил-N-фенил-п-фенилендиамина

Резиновая смесь

Использование: изготовление резиновых и виброизолирующих элементов. Сущность изобретения: резиновая смесь содержит в мас.ч.: комбинацию синтетического цис-1,4-изопренового 75, бутадиенового 15 каучуков и хлорбутил каучука 10, серу 2-4,. М-циклогексил-2-бензтиазолилсульфе- намид 0,6-1,0, оксид цинка 40-50, М-изо- пропил-N -фенил-п-фенилендиамин 1-3, параоксинеозон 0,8-1,2, защитный воск 0,8-1,2, технический углерод с удельной геометрической поверхностью 90-110 м2/г 35-45, технический углерод с удельной геометрической поверхностью 12-18 м2/г 35- 45, синтетические жирные кислоты фракции Ci7-Csi 1-3 и 2.5-бис(этоксикар- бониламин)-М,М -бис(фенилсульфонил)- 1,4-фенйлендиамин0,5-0,7. Характеристика резин: условная прочность при растяжении 16,1-17,3 МПа, относительное удлинение 410-430%, остаточное удлинение 6-8%, твердость по ШорА 70-71 усл.ед., эластичность по отскоку 30-32%, сопротивление многократному растяжению при Ј 0,4ер 108-115 тыс. циклов . 3 табл. ел с 00 о 00 00 со о ...

Полимерная композиция

Состав для получения полимерных пленок

Резиновая смесь

Использование: изделия резинотехнической и кабельной промышленности . Сущность изобретения: резиновая смесь содержит, мас0ч0: синтетические каучуки общего назначения 100, 0,0 -бис(1,3,5-три-третбутил-4 оксо- циклогексадиен-2,5-ил)-2-метил-5 изо- пропил-п-бензохинон-диоксим 3,5-4,9, З-амино-1,2,4-литиазолидинтион-5 0,5- 0,7, мел 90-1Т0, технический углерод 9-11, композиция церезина, парафина и петролатума , N-фенилнафтил- амин-2 0,5-1,5. Резиновую смесь подвергают низкотемпературной вулканизации при 120 С в течение 10 мин. Смесь характеризуется стойкостью к подвул- канизации при 90°С. Вулканизаты имеют удельное объемное электрическое сопротивление 3,6-9, -10120м/м, электрическую прочность 2ч-27 МВ/м, 2 табл. (Л С ...

Способ защиты резин

Полимерная композиция

Способ отверждения аминоотверждаемых полимеров

Композиция на основе натурального или синтетического каучука

Fluorhaltige Elastomerzusammensetzungen

Nonylierte Diphenylamine

Mischung aus nonylierten Diphenylaminen, dadurch gekennzeichnet, dass diese im Gaschromatogramm einen Gehalt von: a) mindestens 68,0 Flächen-% Dinonyldiphenylamin; b) 20,030,0 Flächen-% Nonyldiphenylamin; c) höchstens 3,5 Flächen-% Trinonyldiphenylamin; und d) höchstens 1,0 Flächen-% Diphenylamin aufweist.

N-(2-AMINO-3-ETHYL-ALPHA-METHYLBENZYLIDENE)-2,6-DIETHYLANILINE AND ITS PREPARATION; ANTIOXIDANT ADDITIVE MIXTURES INCLUDING SAID COMPOUND; THE USE OF SAID COMPOUND, SAID ADDITIVE MIXTURES AND CERTAIN ALKYLATED ANILINES AS ANTIOXIDANTS FOR ORGANIC MATERIALS; AND ORGANIC MATERIALS AFFORDED ANTIOXIDANT PROTECTION AS AFORESAID

Luftreifen mit einer Karkasse, einer elastomeren Innenschicht und einer elastomeren Verstärkungsschicht zwischen Karkasse und Innenschicht

NEUE STABILISATOREN UND DEREN VERWENDUNG ZUR HERSTELLUNG STABILISIERTER POLYAMIDE UND KAUTSCHUKMATERIALIEN

VERBESSERUNG DER LEITFAEHIGKEIT VON METALLISCHE FUELLSTOFFE ENTHALTENDEN KUNSTSTOFFEN.

Verfahren zur Erhoehung der Lebensdauer von insbesondere als Isolierung fuer elektrische Kabel und Leitungen verwendeten Gemischen aus Polyvinylchlorid und Weichmachern

Peroxidhärtbare bromierte Fluorelastomermischungen.

3-(4-ANILINOPHENOXY)-2-HYDROXYPROPYLSULFIDE, -AETHER UND -AMINE

BIS-(4-ANILINOPHENOXY)-ESTER

EPOXIDHARZ-ZUSAMMENSETZUNG UND HERSTELLUNGSVERFAHREN EINER VERBINDUNGSSTRUKTUR

Eine Epoxidharz-Zusammensetzung enthält: Epoxidharz als eine Hauptkomponente, und Diamin mit Phenylenoxid-Gerüst, bezeichnet durch eine Gleichung bzw. Formel von:Ein Kürzel X ist ein Wasserstoff oder eine Methylgruppe, und ein Anhang n ist eine ganze Zahl in einem Bereich zwischen 1 und 10. In der vorstehenden Zusammensetzung ist die Gelbildungszeit kurz im Vergleich zu einem Fall, in welchem die Epoxidharz-Zusammensetzung unter Verwendung von Phenylensulfid-Gerüst-Diamin als Härtungsmittel eines Epoxidharzes verwendet wird.

ETHOXYLIERTE DIPHENYLAMINE ALS LICHTSCHUTZMITTEL

RESORCINDERIVAT FÜR KAUTSCHUKMASSEN

Flameproofed thermoplastic moulding compound

The invention relates to a flameproofed thermoplastic moulding compound containing a thermoplastic resin A and, in each case based on 100 parts by weight of the resin A, if appropriate an elastomer B, 5 to 50 parts by weight of at least one halogen-containing organic compound C (flame retardant) and, if appropriate, up to 20 parts by weight of a metal-containing or non-metal-containing compound (synergist) D. The flame retardant (C) used comprises brominated triarylamines of the general formula (I) where aryl represents a phenyl, naphthyl, anthracenyl, phenanthrenyl, fluorenyl or fluoranthenyl, biphenyl, triphenylenyl or acenaphthenylene radical and the radicals can be substituted if appropriate with alkyl, alkoxy or aryloxy, and where, furthermore, m, n and p represent integers with the proviso that m = 1-5, and n and p can be the same or different and can each have values from 0-5. The moulding compounds according to the invention are used for producing mouldings.

Stabilisierte Polyhydantoin-Kunststoffe

Synergistische Gemische von UV-Absorptionsmitteln in Polyolefinen

Polyolefinzusammensetzung in der Form von Folien, die als UV-Absorptionsmittel ein Gemisch von a) mindestens einem Hydroxybenzophenon und mindestens einem Oxanilid; b) mindestens einem 2-Hydroxyphenyltriazin und mindestens einem Oxanilid; c) mindestens einem Hydroxybenzophenon, mindestens einem 2-Hydroxyphenylbenzotriazol und mindestens einem Oxanilid; d) mindestens einem Hydroxybenzophenon, mindestens einem Oxanilid und mindestens einem 2-Hydroxyphenyltriazin; oder e) mindestens einem 2-Hydroxyphenylbenzotriazol, mindestens einem Oxanilid und mindestens einem 2-Hydroxyphenyltriazin, umfasst, wobei das Hydroxybenzophenon die Formel Iaufweist, das 2-Hydroxyphenylbenzotriazol die Formel IIa, IIb oder IIcaufweist, das 2-Hydroxyphenyltriazin die Formel III...

Improvements in or relating to the protection of rubber

Rubber is protected against oxygen and ozone deterioration by separate incorporation of a 6-alkoxy-1,2-dihydroquinoline, e.g. in the proportion of 0,5-6% of the rubber, and an N-phenyl-N1-aliphatic-p-phenylenediamine, e.g. in the proportion of 0,25-5% of the rubber. The examples are of flex-cracking tests on vulcanizates from smoked sheet and from SBR compounded with carbon black, mineral oil, zinc oxide, stearic acid, N-cyclohexyl-2benzthiazylsulphenamide and sulphur, and containing separately added 6-ethoxy-2,2,4-trimethyl-1,2-dihydroquinoline and N-phenyl-N1-isopropyl-p-phenylenediamine.

Improvements in or relating to methods of preserving rubber and the vulcanized rubber product resulting therefrom

A copolymer of butadiene and styrene or of butadiene and acrylonitrile is preserved by treating with the condensation product of an aliphatic or cycloaliphatic ketone and a primary amine having the general formula in which each R is an ortho arylene group, preferably a phenylene group, at least one of which bears a primary amino group, and X is a non-metallic divalent bridge-forming group completing a five-membered ring, said bridging group comprising an element which forms a heat-stable hydride, any valencies in excess of two being satisfied by hydrogen. Preferably X is a methylene group, or an oxygen or sulphur atom, and one only of the arylene groups bears a primary amino group. The ketone is preferably acetone, preferred amines being 2-aminofluorene, 2-aminodibenzofuran and 3-aminodibenzopyrrole. The Specification contains lists of other suitable ketones and amines (see Group IV (b)). The Specification as open to inspection under Sect. 91 refers also to the use ...

LUBRICANT COMPOSITIONS

... 1393605 Lubricant additives MOBIL OIL CORP 18 July 1972 [5 Nov 1971] 33544/72 Heading C5F A lubricant composition comprises a major amount of a lubricant, and an antioxidant amount (e.g. 0À005-10 wt. per cent) of an etherified diarylamine (I) of formula where Ar and Ar1 are naphthyl, anthryl or phenanthryl, R and R1 are benzyl or C 1 -C 20 alkyl, m and n are each 0 to 5, at least one of m and n being at least 1, provided that when m is 0 and n is at least 1, Ar may also be phenyl. The composition may also include a diarylamine (II) of formula where Ar and Ar1 are phenyl or naphthyl, R and R1 are H or C 1 -C 18 alkyl and x and y are 0 to the number of available positions on the ring, the ratio of (I) to (II) being 1 : 4 to 4 : 1 and the total amount of (I) and (II) being 0À005-10 wt. per cent. The lubricant base may be a mineral or synthetic oil, e.g. an ester (many specified). The invention is exemplified with reference to N - phenyl - 1 - (2 - methoxy ...

An improved process for polymerizing ethylene

Stable polymers of ethylene are prepared under pressures between 300 and 3000 atmospheres and at temperatures up to 240 DEG C. in the presence of a polymerization catalyst, and after the polymer has been formed, a polymerization decelerator is added in an amount of from 10 to 200 p.p.m. of the polymer after completion of the polymerization and prior to discharge from the reaction zone to atmospheric pressure. Suitable decelerators are alkylated hydroxyanisoles of the formula where R and R1 are similar or dissimilar alkyl or substituted alkyl groups, e.g. t-butyl-p-hydroxyanisole, and octylphenylamine, octadecylphenylamine, p,p1 - diaminodiphenyl methane, triphenylamine, a - and b -naphthylamines, decyl - b - naphthylamine, dodecyl-a -naphthylamine, octadecyl-b -naphthylamine, symmetrical phenyl-naphthyl ethylene diamine, symmetrical dinaphthyl-ethylene diamine and diphenyl p-phenylenediamine. Polymerization may be carried out in water using dispersing agents such ...

Method of preserving rubber

... 281,616. Goodyear Tire & Rubber Co., (Assignees of Teppema, J.). Nov. 30, 1926, [Convention date]. Indiarubber &c., preserving.-The reaction products of # naphthol and aromatic amines are added to rubber compositions to improve their ageing qualities. Materials specified are phenyl #-naphthylamine, a, #-dinaphthylamine, #-#-dinaphthylamine, diamino diphenyl di #-naphthyl methane. The phenyl #-naphthylamine is made by heating to 280‹ C. under pressure for nine hours a mixture of one mol. of #-naphthol. two mols. of aniline, and one mol. of fused calcium chloride. Diamino diphenyldi #-naphthyl methane is prepared by condensing #-naphthol with formaldehyde in presence of a condensing agent such as sodium acetate. The methylene di #- naphthol produced is reacted with amines in the presence of calcium chloride. The Specification gives tables showing the effect of additions before and after ageing. The Specification as open to inspection under Sect. 91 (3) (a) includes also the use of non- accelerating ...

Improvements in or relating to the manufacture of rubber compositions

Polyhydroxy aliphatic amino compounds, e.g. di- or tri-ethanolamine are condensed in an autoclave at about 150 DEG C. for 6 hours with a compound containing an imino group, e.g. phenyl-alphanaphthylamine or p-phenylene-di-beta-naphthylamine. The products may be further reacted with an organic isocyanate or isothiocyanate, e.g. of phenyl or naphthyl for 2 hours under reflux using equal molecules of the reactants.ALSO:The ageing of rubber and the like is retarded by the addition to the mix of the product obtained by condensing a polyhydroxy aliphatic amino compound with a compound containing an imino grouping. Compounds of the former class mentioned are di- and tri-ethanolamines or the commercial mixture of these, and of the latter class phenyl-alpha-naphthylamine, and p-phenylene-di-betanaphthylamine. The products are resinous, and may be added direct to rubber or further reacted with an organic isocyanate, or isothiocyanate, and then added to the mix. In examples the condensation is effected ...

PROCESS FOR THE PREPARATION OF DI-SECONDARY-AMINO-BENZENES

... 1424676 Phenylene diamines KODAK Ltd 12 Sept 1973 [21 Aug 1972] 38931/72 Heading C2C Phenylene diamines having the general formula wherein R and R1 are C 1 to C 16 alkyl or C 5 to C 10 cycloalkyl are prepared by condensing a compound of formula with an amine of the formula R1NH 2 in the presence of a catalyst and an alkali metal hydroxide. Preferred catalysts are iron chloride and a mixture of free iodine and powdered iron.

STABILISATION OF ELASTOMERS WITH ALIPHATIC-PHENYL DIAMINES AND ALIPHATIC PHOSPHITE COMPOUNDS

Elastomers such as guayule rubber is stabilized by the addition of an alkyl, cycloalkyl or alkyl substituted cycloalkyl phenyl-phenylenediamine compound with an alkyl, cycloalkyl or alkyl substituted cycloalkyl phosphite compound which, in combination, yield an unexpectant and synergistic result.

Synergistic mixtures of uv-absorbers in polyolefins

SYNERGISTIC ANTIOZONANT MIXTURE AND USE IN RUBBER

... 1312636 Antiozonants for rubbers UNIVERSAL OIL PRODUCTS CO 3 Sept 1970 42204/70 Headings C3P and C3Q Antiozonants for natural and synthetic rubbers comprise a mixture of (a) N-isopropyl- N1-phenyl-p-phenylenediamine and (b) N,N1- di(sec-C 3-7 alkyl)-p-phenylenediamine, each of (a) and (b) constituting 25-75 wt. per cent of total (a)+(b). Examples describe application in natural rubber and a cured SBR stock containing furnace black.

Treatment of rubber and products obtained thereby

... 4,41-Diaminodiphenylmethane is prepared by treating aniline with formaldehyde at 40 DEG C. for two hours, separating water and adding aniline hydrochloride or hydrochloric acid and heating the mixture at 80 DEG C. for 24 hours, when the acid is neutralized, and water and aniline distilled off. This compound and the condensation product therefrom with 1/2 or 1 mol. of formaldehyde are of use as antiagers for rubber. Specification 240,407, [Class 70, Indiarubber &c.], is referred to.ALSO:The deterioration of rubber is retarded by treatment with a diamino diphenyl methane, or formaldehyde condensation products thereof. 441-diamino diphenyl methane may be prepared as follows: 372 gm. of aniline are treated with 80 gm. of 37,5 per cent formaldehyde, and kept at 40 DEG C. for two hours. Water is separated and 6,47 gm. of aniline hydrochloride, or 5 c.c. of hydrochloric acid are added and the mixture is kept at 80 DEG C. for 24 hours, when the acid is neutralized, and the water and aniline are ...

Styryl dyestuffs

Synthetic resins are coloured in yellow shades using styryl dyes of formula:- wherein R is an alkyl, cycloalkyl, aryl or aralkyl radical and R and the phenyl nuclei of the diphenylamine residue may contain substituents other than sulphonic or carboxylic acid groups (see Group IV(c)). Specified resins are polystyrene, polyacrylonitrile and polyvinyl chloride. In examples: (1) a copolymerisate from an unsaturated polyester made from phthalic acid, maleic acid and butylene glycol and styrene is milled with a dye of the above formula wherein R is CH3 or C2H5, the mixture melted, poured into a mould and hardened to give a yellow piece; (2) polystyrene is milled with the dye wherein R is C2H5 and spray moulded to give yellow pieces; titanium dioxide may be used in the mixture to give covered dyeings.ALSO:The invention comprises styryl dyes of formula wherein R is an alkyl, cycloalkyl, aryl or aralkyl radical and R and the aryl nuclei of the diphenylamine ...

Texture Material for Covering a Repaired Portion of a Textured Surface

A texturing system for applying a desired texture pattern on a patched portion of a surface. The texturing system comprises texture material, a dispensing system for dispensing the texture material, and a selecting system. The texture material comprises a carrier, a binder, a filler, and a change material. The texture material changes from a wet form to a solidified form when exposed to air. The change material changes appearance when the texture material changes from the wet form to the solidified form. The selecting system is supported by the dispensing system such that texture material dispensed from the dispensing system is dispensed through an outlet opening in the desired texture pattern. The dispensing system is used to deposit the texture material onto the patched portion of the surface in the desired texture pattern.

Composition based on natural rubber and a polyamine compound

Reinforced rubber composition, exhibiting improved hysteresis, based on at least (a) an elastomeric matrix predominantly based on natural rubber, (b) a reinforcing filler and (c) a specific polyamine compound present in a proportion of between 0 and 7 mmol per 100 g of elastomer. This rubber composition is intended, for example, for the manufacture of a semi-finished rubber product intended for the tires of motor vehicles.

Compositions for polymer bonding

Compositions having a compound comprising at least one alkoxy silane moiety, and at least one moiety selected from a nitrosoaromatic or a nitrosoaromatic precursor and combinations thereof; and an aqueous or water containing carrier medium are provided for use in polymer bonding. The water may allow for substantial hydrolysis of the compound. Suitable polymers may have diene or allylic functionality within the polymer chain, for example an elastomer such as a natural or synthetic rubber. The polymers may be bonded to metals or substrates with hydroxylated surfaces such as glass. The nitrosobenzene precursor may be at least one of a quinone dioxime or a quinone oxime.

Method for Producing Curing Agent Having Acidic Substituent and Unsaturated Maleimide Group, Thermosetting Resin Composition, Prepreg, and Laminate

A method for producing a curing agent having an acidic substituent and an unsaturated maleimido group, including reacting, in an organic solvent, a maleimide compound (a) having at least two N-substituted maleimido groups in a molecule thereof with an amine compound (b) having an acidic substituent (represented by formula (I) below); a thermosetting resin composition containing the curing agent (A) produced through the method and a compound (B) which is cured with the curing agent, wherein a cured product of the composition has a glass transition temperature of 200° C. or higher; and a prepreg and a laminated sheet produced therefrom. The thermosetting resin composition can produce a prepreg or laminated sheet exhibiting excellent performance suitable for a printed wiring board for electronic devices and similar devices.

Vertically phase-separating semiconducting organic material layers

Improved OLED devices and methods of making the same using vertical phase separation to simplify processing. Vertically phase separated material can include at least one lower first layer disposed on the electrode, and at least one upper second layer different from the first layer and disposed away from the electrode or optionally on one layer comprising at least one semiconducting organic material. The first layer can be enriched with at least one first semiconducting organic material (SOM 1) and the second layer can be enriched with at least one second semiconducting organic material (SOM 2) different from the SOM 1. The ink composition can be adapted so that the film vertically phase separates into the first and second layers. Compositions and devices are also embodied herein.

HEAT RESISTANT THERMOPLASTIC ARTICLES INCLUDING POLYHYDROXY POLYMERS

Disclosed is a molded or extruded thermoplastic article, including a thermoplastic polyamide composition including (a) a polyamide resin; (b) one or more polyhydroxy polymer(s); (c) one or more co-stabilizer(s); (d) one or more reinforcement agents; (e) and, optionally, a polymeric toughener. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. (canceled)8. (canceled)9. (canceled)10. (canceled)11. (canceled)12. (canceled)13. (canceled)14. (canceled)15. (canceled)16. A molded or extruded thermoplastic article , comprising a thermoplastic polyamide composition comprising(a) a polyamide resin having a melting point and/or glass transition temperature;(b) 1 to 10 weight percent of one or more polyhydroxy polymer(s) having a number average molecular weight of at least 2000 and selected from the group consisting of ethylene/vinyl alcohol copolymers;(c) 0.1 to 3 weight percent of one or more co-stabilizer(s) having a 10% weight loss temperature, as determined by thermogravimetric analysis, of greater than 30° C. below said melting point of said polyamide resin if said melting point is present, or at least 250° C. if said melting point is not present, selected from the group consisting of secondary aryl amines, hindered amine light stabilizers, hindered phenols, and mixtures thereof;(d) 10 to about 60 weight percent of one or more reinforcement agents; and(e) 0 to 20 weight percent of a polymeric toughener comprising a reactive functional group and/or a metal salt of a carboxylic acid; wherein all weight percentages are based on the total weight of the polyamide composition; wherein molded 4 mm test bars prepared from said polyamide composition, and exposed at a test temperature at 170° C. for a test period of 500 hours, in an atmosphere of air, and tested according to ISO 527-2/1A, have, on average, a retention of tensile strength of at least 50 percent, as compared with that of an unexposed control of identical composition and shape; and ...

Specific mixtrues of N,N-bis(2-hydroxyalkyl)-4-toluidine derivatives, their preparation and a method of using such specific mixtures

A process is provided for preparing new mixtures of N,N-bis(2-hydroxyalkyl)-4-toluidine derivatives which can be used as polymerization accelerators. 2. The process according to claim 1 , wherein not only compounds of the general formula (I) in which n and m are identical in the respective molecule but also compounds of the general formula (I) in which n and m possess different values in the respective molecule are obtained.3. The process according to claim 1 , wherein 2.2 to 5 mol of alkylene oxide of the general formula (II) are used per mole of 4-toluidine.4. The process according to claim 1 , wherein the reaction is carried out at a temperature in the range from 100 to 170° C.5. The process according to claim 1 , wherein the reaction is carried out using basic catalysts.6. The process according to claim 1 , wherein a 4-toluidine is used which contains 0.05% to 0.19% by weight of 3-toluidine.7. A mixture of two or more different compounds of the general formula (I) obtainable by the process according to .8. A method of using the mixture according to comprising preparing a polymer by a free-radical addition polymerization in the presence of the mixture according to as a polymerization accelerator or vulcanization accelerator.9. A polymeric product obtainable by free-radical addition polymerization in the presence of a mixture according to as polymerization accelerator or vulcanization accelerator.10. The process according to claim 5 , wherein basic catalysts are selected from the group consisting of NaOH claim 5 , KOH and NaOCH. This application is a continuation of U.S. patent application Ser. No. 11/208,226 filed Aug. 19, 2005, incorporated herein by reference.The invention relates to new mixtures of N,N-bis(2-hydroxyalkyl)-4-toluidine derivatives, to their preparation and to a method of using such mixtures comprising to their use as polymerization accelerators.The individual compound N,N-bis(2-hydroxyethyl)-4-toluidine is known. In J. Org. Chem. 26 (1961) 1477- ...

FLUOROELASTOMER COMPOSITION AND MOLDED ARTICLE

The present invention is to provide a fluoroelastomer composition which can suppress generation of unvulcanized portions even when a quaternary phosphonium salt is used as a vulcanization accelerator. Specifically, the present invention is a fluoroelastomer composition containing a polyol-crosslinkable fluoroelastomer, a polyhydroxy aromatic compound, a quaternary phosphonium salt, a divalent metal oxide and/or divalent metal hydroxide and an antioxidant. 1. A fluoroelastomer composition comprising:a polyol-crosslinkable fluoroelastomer,a polyhydroxy aromatic compound,a quaternary phosphonium salt,a divalent metal oxide and/or divalent metal hydroxide and an antioxidant.2. The fluoroelastomer composition according to claim 1 ,wherein the antioxidant is at least one selected from the group consisting of amine-based antioxidants, phenolic antioxidants, phosphite antioxidants and benzimidazole-based antioxidants.3. The fluoroelastomer composition according to claim 1 ,wherein the polyhydroxy aromatic compound is 2,2-bis(4-hydroxyphenyl)perfluoropropane.4. The fluoroelastomer composition according to claim 1 ,wherein the quaternary phosphonium salt is at least one selected from the group consisting of benzyltriphenylphosphonium chloride and 2,2-bis(4-hydroxyphenyl)perfluoropropane salt of benzyltriphenylphosphonium.5. The fluoroelastomer composition according to claim 1 ,wherein the antioxidant is contained at less than 0.5 parts by mass relative to 100 parts by mass of the fluoroelastomer.6. A molded article obtained with the fluoroelastomer composition according to .7. The molded article according to claim 6 , which is a sealing material. The present invention relates to a fluoroelastomer composition and a molded article.Patent Literature 1 discloses a fluoroelastomer vulcanizing composition characterized in that it comprises (a) a peroxide vulcanizable fluoroelastomer, (b) an organic peroxide, (c) a multi-functional co-crosslinking agent and (d) a phenolic ...

METHOD FOR PREPARING A THERMOPLASTIC POLYURETHANE OF IMPROVED YELLOWNESS INDEX, AND OPTICAL ARTICLES MADE THEREFROM

Method for converting a composition into thermoplastic polyurethane, said composition comprising polyurethane resin, said method comprising the steps of combining the composition with a chemical compound, and converting said mixture into thermoplastic polyurethane, characterized in that said chemical compound is 1,4-Di(2,6-dibromo-4-methylphenylamino) anthracene-9,10-dione. Article obtained according to this method. 1. A method for converting a composition into thermoplastic polyurethane , said composition comprising polyurethane resin ,said method comprising the step of combining the composition with a chemical compound, and the step of converting said mixture into a thermoplastic polyurethane, wherein said chemical compound is 1,4-Di(2,6-dibromo-4-methylphenylamino)anthracene-9,10-dione.2. The method according to claim 1 , wherein said composition further comprises at least one additive.3. The method according to claim 2 , wherein said additive is selected from the group consisting of antioxidants and light stabilizers.4. The method according to claim 2 , wherein the composition further comprises benzenepropanoic acid claim 2 , 3(1 claim 2 ,1-dimethylethyl)-4-hydroxy-5-methyl-1 claim 2 ,1′-[1 claim 2 ,2-ethanediylbis(oxy-2 claim 2 ,1-ethanediyl)]ester; bis(1 claim 2 ,2 claim 2 ,2 claim 2 ,6 claim 2 ,6-pentamethyl-4-piperidinyl)-[[3 claim 2 ,5-bis(1 claim 2 ,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate; together with at least one component selected from the group consisting of phenol claim 2 , 2-(5-chloro-2H-benzotriazol-2-yl)-6-(1 claim 2 ,1-dimethylethyl)-4-methyl and 2 claim 2 ,2′-methylenebis(6-(2H-benzotriazol-2-yl)-4-1 claim 2 ,1 claim 2 ,3 claim 2 ,3-tetramethylbutyl)phenol).5. The method according to claim 4 , wherein the content of 1 claim 4 ,4-Di(2 claim 4 ,6-dibromo-4-methylphenylamino)anthracene-9 claim 4 ,10-dione lies in the range from 1 to 20 ppm (by weight).6. The method according to claim 1 , wherein the combining step is carried out ...

Epoxy encapsulating and lamination adhesive and method of making same

An adhesive includes an epoxy resin and a hardener. The hardener includes trioxdiamine, diaminodicyclohexylmethane, toluene diamine, and bisphenol-A dianhydride.

POLYMERIZABLE ABSORBERS OF UV AND HIGH ENERGY VISIBLE LIGHT

Described are polymerizable high energy light absorbing compounds of formula I: 2. The compound of wherein Ris H.3. The compound of wherein Rand Rare independently H or methyl.4. The compound of wherein Y comprises: C-Calkylene claim 1 , alkyleneoxy claim 1 , C-Coxaalkylene claim 1 , C-Cthiaalkylene claim 1 , C-Calkylene-ester-C-Calkylene claim 1 , C-Calkylene-amide-C-Calkylene claim 1 , or C-Calkylene-amine-C-Calkylene.5. The compound of wherein Pcomprises: styryl claim 1 , vinyl carbonate claim 1 , vinyl ether claim 1 , vinyl carbamate claim 1 , N-vinyl lactam claim 1 , N-vinylamide claim 1 , (meth)acrylate claim 1 , or (meth)acrylamide6. The compound of wherein R claim 1 , R claim 1 , and Rare independently C-Calkyl.7. A compound of that is:2-(4-acetyl-3-amino-2,6-dimethoxyphenoxy)ethyl methacrylate;2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)thio)ethyl methacrylate;2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)(methyl)amino)ethyl methacrylate;2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)amino)ethyl methacrylate;N-(2-(4-acetyl-3-amino-2,6-dimethoxyphenoxy)ethyl)methacrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)thio)ethyl)methacrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)amino)ethyl)methacrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)(methyl)amino)ethyl)methacrylamide;N-(2-(4-acetyl-3-amino-2,6-dimethoxyphenoxy)ethyl)acrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)thio)ethyl)acrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)amino)ethyl)acrylamide;N-(2-((4-acetyl-3-amino-2,6-dimethoxyphenyl)(methyl)amino)ethyl)acrylamide3-(4-acetyl-3-amino-2,6-dimethoxyphenyl)propyl methacrylateN-(3-(4-acetyl-3-amino-2,6-dimethoxyphenyl)propyl)methacrylamide4-acetyl-3-amino-2,6-dimethoxyphenethyl methacrylate; orN-(4-acetyl-3-amino-2,6-dimethoxyphenethyl)methacrylamide.8. An ophthalmic device that is a free radical reaction product of a reactive mixture comprising: one or more monomers suitable for making the ophthalmic device; and a polymerizable high ...

PROCESS FOR PREPARING POLY(ALKYLENE FURANDICARBOXYLATE)

A process to prepare poly(alkylene furandicarboxylate) polymer is disclosed herein. In one embodiment, the process comprises a) contacting a mixture comprising furandicarboxylic acid dialkyl ester, a diol comprising ethylene glycol, 1,3-propanediol, 1,4-butanediol, 1,4-cyclohexanedimethanol, or mixtures thereof, and a metal catalyst at a temperature in the range of from about 140° C. to about 220° C. to form prepolymer, 2. The process of claim 1 , wherein the furandicarboxylic acid dialkyl ester is 2 claim 1 ,5-furandicarboxylate dimethyl ester.3. The process of claim 1 , wherein the diol is 1 claim 1 ,3-propanediol and the poly(alkylene furandicarboxylate) polymer is poly(trimethylene furandicarboxylate).4. The process of claim 1 , wherein the diol is ethylene glycol and the poly(alkylene furandicarboxylate) polymer is poly(ethylene furandicarboxylate).5. The process of claim 1 , wherein the diol is 1 claim 1 ,4-butanediol and the poly(alkylene furandicarboxylate) polymer is poly(butylene furandicarboxylate).6. The process of claim 1 , wherein the metal catalyst comprises at least one titanium claim 1 , bismuth claim 1 , zirconium claim 1 , tin claim 1 , antimony claim 1 , germanium claim 1 , aluminum claim 1 , cobalt claim 1 , magnesium claim 1 , or manganese compound.7. The process of claim 1 , wherein the metal catalyst is present in the mixture in a concentration in the range of from about 20 ppm to about 300 ppm claim 1 , based on the total weight of the polymer.8. The process of claim 1 , wherein the anthraquinone compound is present in the mixture in a concentration in the range of from about 1 ppm to about 20 ppm claim 1 , based on the total weight of the polymer.9. The process of claim 1 , wherein the anthraquinone compound is present in the prepolymer in a concentration in the range of from about 1 ppm to about 20 ppm claim 1 , based on the total weight of the polymer.10. The process of claim 1 , wherein the anthraquinone compound is 1 claim 1 ,4-bis[(2 ...

Low-temperature-curable cross-section repair material, and cross-section repairing method using the same

Provided is a low-temperature-curable cross-section repair material which can be cured in a short period of time, even in extremely low temperature environments of −25° C., and which exhibits excellent workability and strength development. Also provided is a cross-section repairing method using the same. The low-temperature-curable cross-section repair material is characterized by: comprising 100 parts by of a radical polymerizable resin composition (A), 0.1-10 parts by of a hydroxyl group-containing aromatic tertiary amine (C-1), 0.1-10 parts by of an organic peroxide (D), and 1.0-500 parts by of an inorganic filler (E); and the radical polymerizable resin composition (A) comprising at least one type of radical polymerizable resin (A-1) selected from the group consisting of vinyl ester resins, urethane (meth)acrylate resins and polyester (meth)acrylate resins, and a radical polymerizable unsaturated monomer (A-2) having at least two or more (meth)acryloyl groups per molecule thereof.

COMPOSITION, COMPOSITION FOR DOWNHOLE TOOLS, DEGRADABLE RUBBER MEMBER FOR DOWNHOLE, DOWNHOLE TOOL, AND METHOD FOR WELL DRILLING

A composition for downhill tool, a degradable rubber member for a downhole tool, a downhole tool, and a method for well drilling are provided which contribute to cost reduction and process shortening and can contribute to improvement of production efficiency. A degradable rubber and a degradation accelerator comprising at least one type of compounds represented by a general formula (I) below at the ratio from 0.1 to 20 parts by mass to 100 parts by mass of the degradable rubber, containing the composition for a down hole tool, i.e. degradable rubber member for a down hole tool, and a method for well drilling using them. 2. The composition according to claim 1 , wherein Rand Rare each individually selected from the group consisting of a methyl group claim 1 , ethyl group claim 1 , propyl group claim 1 , and butyl group.3. The composition according to claim 1 , wherein the melting point of the compound represented by Formula (I) is from −60 to 80° C.4. A composition for a downhole tool comprising the composition described in .5. A degradable rubber member for a downhole tool formed by using the composition for a downhole tool described in .6. The degradable rubber member for a downhole tool according to claim 5 , whereinsurface hardness of the degradable rubber member for a down hole tool is within the range from A60 to D80, andsurface hardness after immersion in water at 80° C. for 7 days is within the range from A0 to A60.7. The degradable rubber member for a downhole tool according to claim 5 , wherein the degradable rubber includes at least one type selected from the group consisting of urethane rubber claim 5 , natural rubber claim 5 , isoprene rubber claim 5 , ethylene propylene rubber claim 5 , butyl rubber claim 5 , styrene rubber claim 5 , acryl rubber claim 5 , aliphatic polyester rubber claim 5 , chloroprene rubber claim 5 , polyester thermoplastic elastomer claim 5 , and polyamide thermoplastic elastomer.8. The degradable rubber member for a downhole tool ...

Rubber composition based on at least one functionalized elastomer comprising polar functional groups and a specific phenolic compound

The invention relates to a rubber composition based on at least one functionalized elastomer comprising polar functional groups, a reinforcing filler and a specific phenolic compound.

Composition for interlayer filler of layered semiconductor device, layered semiconductor device, and process for producing layered semiconductor device

To provide a composition which satisfies a high K1c value, a high glass transition temperature and a low viscosity simultaneously, and which is capable of forming an interlayer filler layer for a layered semiconductor device of which stable bonding is maintained even regardless of changes of environment. A composition comprising an epoxy compound (A) having a viscosity at 25° C. of at most 50 Pa·s, an amine compound (B) having a melting point or softening point of at least 80° C., and an amine compound (C) having a melting point or softening point of less than 80° C., wherein the proportion of the amine compound (C) is at least 1 part by weight and less than 40 parts by weight per 100 parts by weight of the total amount of the amine compound (B) and the amine compound (C).

FLAME RETARDANT COMPOSITION AND FLAME-RETARDANT SYNTHETIC RESIN COMPOSITION CONTAINING SAME

In a flame retardant composition containing (poly)phosphoric acid amine salts, the amine excess ratio (mol %) represented by formula (I) is 0.01-10 mol %. In the formula, n represents the number of types of amines in the (poly)phosphoric acid amine salt, and A-Arepresent the maximum number of dissociation steps of each amine. Here, the maximum number of dissociation steps is the maximum number of dissociation steps with a base dissociation constant pKb at 25° C. in the 0-13 range. B-Brepresent the number of mol of the amine when an amine is assumed to be present alone in the (poly)phosphoric acid amine salt. 1. A flame retardant composition comprising an amine (poly)phosphate and having an amine excess of 0.01 to 10 mol % , the amine excess being represented by formula (1):{'br': None, '[Math. 1]'}{'br': None, 'i': A', '×B, 'sub': n', 'n, 'Amine excess (mol %)=[Σ((mol))−phosphorus atoms (mol) contained in flame retardant composition]/phosphorus atoms (mol) contained in flame retardant composition×100 \u2003\u2003(1)'}{'sub': 1', 'n', '1', 'n, 'wherein n represents the number of the kinds of the amines in the amine (poly)phosphate; Ato Aeach represent the maximum number of dissociation stages of the respective amines, the maximum number of dissociation stages being defined as the maximum number of the dissociation stages in which the base dissociation constant pKb is in the range of from 0 to 13 at 25° C.; and Bto Beach represent the number of moles of the respective amines of the amine (poly)phosphate when the amine is assumed to be present alone.'}2. A flame retardant composition comprising an amine (poly)phosphate and an amine compound and having an amine excess of 0.01 to 10 mol % , the amine excess being represented by formula (1):{'br': None, '[Math. 2]'}{'br': None, 'i': A', '×B, 'sub': n', 'n, 'Amine excess (mol %)=[Σ((mol))−phosphorus atoms (mol) contained in flame retardant composition]/phosphorus atoms (mol) contained in flame retardant composition×100 \ ...

FLUOROELASTOMER COMPOSITION

The invention pertains to a fluoroelastomer composition including at least a nitrile-containing (per)fluoropolyether compound and at least one bis-amino(thio)phenol compound of formula (I), wherein: A is —SO—, —O—, —C(O)— or divalent hydrocarbon groups of 1 to 10 carbon atoms, E is independently oxygen or sulphur and —NH2 groups are in ortho with respect to EH groups; to a process for manufacturing a (per)fluoropolyether-based thermoset and to a (per)fluoropolyether-based thermoset obtained therefrom. 115-. (canceled)17) The composition according to claim 16 , wherein A is hexafluoropropylidene.18) The composition according to claim 16 , wherein:{'sub': f', 'fs, 'said compound (CN-PFPE) comprises a (per)fluoropolyether backbone chain [chain (R)] and, optionally, one or more (per)fluoropolyether side chains [chain(s) (R)], and'}{'sub': f', 'fs', 'f', 'fs, 'one or more nitrile groups of said plurality are pendant groups from at least one of said chain (R) and chain(s) (R), and/or are positioned at a terminal position of one or more of said chain (R) and chain(s) (R) or at a position adjacent to said terminal position.'}19) The composition according to claim 18 , wherein said compound (CN-PFPE) has formula (II):{'br': None, 'sup': A', '1', 'A′, 'sub': 'f', 'T-O—R-T\u2003\u2003(II)'}wherein:{'sub': f', 'f', 'n1', 'f', 'n2, 'sup': 1', '2', '3, 'Ris a (per)fluoropolyoxyalkylene backbone chain with formula [R—O][R—O],'}wherein:{'sub': 'f', 'sup': '2', 'each of R, equal to or different from each other at each occurrence, is a (per)fluoroalkylene group;'}{'sub': 'f', 'sup': '3', 'each of R, equal to or different from each other at each occurrence, is a (per)fluoroalkylene group comprising at least one nitrile group;'}n1 and n2 are integers different from zero,{'sup': A', 'A′, 'sub': '2', 'Tand T, equal to or different from each other, are groups of formula Y—CF—, wherein'}{'sub': 1', '3, 'Y is selected from the group consisting of F, Cl, and a C-Cperfluoroalkyl group.'}20) ...

RUBBER COMPOSITION FOR TIRE, PNEUMATIC TIRE, AND METHOD FOR MANUFACTURING RUBBER COMPOSITION FOR TIRE

Provided is a rubber composition for tires which can prevent discoloration and improve ozone resistance while maintaining or improving good elongation at break, and further can be produced with high efficiency. Also provided are a pneumatic tire formed from the same, and a method for producing the same. Included is a rubber composition for tires, including: a rubber component; a phenylenediamine antioxidant; and a masterbatch, the masterbatch containing a specific nonionic surfactant and a silica having a BET value of 40-250 m/g at a mass ratio of 1:5 to 1:0.15, the rubber component containing a diene rubber in an amount of 70-100% by mass per 100% by mass of the rubber component, the rubber composition including, per 100 parts by mass of the rubber component, 1.0-10.0 parts by mass of the phenylenediamine antioxidant and 0.1-5.0 parts by mass of the nonionic surfactant introduced in the form of the masterbatch. 2. The rubber composition for tires according to claim 1 ,{'sup': '2', 'wherein the silica used in the masterbatch has a BET value of 110 to 200 m/g, and'}the masterbatch comprises the nonionic surfactant and the silica at a mass ratio of 1:1.5 to 1:0.2.3. The rubber composition for tires according to claim 1 ,wherein the masterbatch is introduced in a final kneading step.5. The rubber composition for tires according to claim 1 , further comprising a petroleum-based wax in an amount of 0 to 6.0 parts by mass per 100 parts by mass of the rubber component.6. The rubber composition for tires according to claim 5 ,wherein the petroleum-based wax comprises, based on 100% by mass of the petroleum-based wax, a total of 25% to 50% by mass of C20 to C32 normal alkanes and a total of 25% to 50% by mass of C33 to C44 normal alkanes.7. The rubber composition for tires according to claim 1 , which is for use in outer layers of tires.8. A pneumatic tire claim 1 , formed from the rubber composition for tires according to . The present invention relates to rubber ...

POLYMERIC AMINE SYNERGISTS

The present disclosure is drawn to polymeric amine synergists, photo curable inks containing the polymeric amine synergists, and methods of making the photo curable inks. A polymeric amine synergist can include an aminobenzene modified with a polyether chain connecting to the aminobenzene through an amide linkage. 1. A polymeric amine synergist , comprising an aminobenzene modified with a polyether chain connecting to the aminobenzene through an amide linkage.2. The polymeric amine synergist of claim 1 , further comprising an additional aminobenzene moiety connecting to an opposite end of the polyether chain through an amide linkage.4. The polymeric amine synergist of claim 1 , wherein the polyether chain is selected from the group consisting of polyethylene glycol claim 1 , polypropylene glycol claim 1 , and a copolymer of polyethylene glycol and polypropylene glycol.6. The polymeric amine synergist of claim 1 , wherein the polymeric amine synergist has a molecular weight from about 500 to about 50008. The polymeric amine synergist of claim 1 , wherein the polymeric amine synergist is stable in water at a pH from 7 to 12.9. The polymeric amine synergist of claim 1 , wherein the polyether chain is derived from a polyethyleneoxy polypropyleneoxy chain portion of a polyethyleneoxy polypropyleneoxy amine.10. The polymeric amine synergist of claim 1 , wherein the polymeric amine synergist has a water solubility of at least 0.5 wt %.11. A photo curable ink claim 1 , comprising:a photo reactive binder;a polymeric amine synergist comprising an aminobenzene modified with a polyether chain connecting to the aminobenzene through an amide linkage;a type-II photo initiator;a colorant; anda liquid vehicle including co-solvent and water.12. The photo curable ink of claim 11 , wherein the photo curable ink has a pH from 7 to 12 and the polymeric amine synergist is stable in the photo curable ink.13. The photo curable ink of claim 11 , wherein the polymeric amine synergist does not ...

CURABLE COATING COMPOSITION

The present invention relates to a curable coating composition, comprising: (a) a curable coating resin comprising thiol-reactive groups, (b) a thiolated norbornene curing agent for the curable coating resin, the thiolated norbornene curing agent comprising on average at least 1.0 thiol group per molecule, and (c) an accelerator for accelerating the reaction between the thiol reactive-groups on the curable coating resin and the thiol groups on the thiolated norbornene curing agent. These coating compositions can be cured at ambient temperature and provide a coated surface that can be walked on after only a couple of hours. The coating compositions in general have a VOC below 250 g/L. The coating compositions can be used for the protection of large steel structures, such as ships, buildings, bridges, industrial plants, and oil production installations. 1. An ambient temperature curable coating composition , comprising:(a) a curable coating resin comprising thiol-reactive groups,(b) a thiolated norbornene curing agent for the curable coating resin, the thiolated norbornene curing agent comprising on average at least 1.0 thiol group per molecule, and(c) an accelerator for accelerating the reaction between the thiol reactive-groups on the curable coating resin and the thiol group(s) on the thiolated norbornene curing agent.2. The ambient temperature curable coating composition according to claim 1 , wherein the thiolated norbornene curing agent comprises on average 1.5-2.5 thiol groups per molecule.3. The ambient temperature curable coating composition according to claim 1 , wherein the thiolated norbornene curing agent is an adduct of the thiolated norbornene curing agent with a compound with at least 1 functional group capable of reacting with the thiol groups of the thiolated norbornene curing agent.4. The ambient temperature curable coating composition according to claim 1 , wherein the coating film may be formed on a substrate in a temperature range from −20° C. to ...

INKJET INK FORMULATIONS

There are provided aqueous inkjet ink formulations comprising a solvent containing water and optionally a co-solvent, a water soluble or water dispersible polymeric resin and a colorant. The disclosed formulations are suitable for ink jet printing systems, and more particularly for indirect printing systems using an intermediate transfer member. 1. A water-based inkjet ink formulation comprising:(a) a solvent containing water and, optionally, a co-solvent, said water constituting at least 8 wt. % of the formulation;(b) at least one colorant dispersed or at least partly dissolved within said solvent, said colorant constituting at least 1 wt. % of the formulation; and(c) an organic polymeric resin, which is dispersed or at least partially dissolved within said solvent, the resin constituting 6 to 40 wt. % of the formulation, wherein the average molecular weight of said resin is at least 8,000,the ink formulation having at least one of (i) a viscosity of 2 to 25 cP at at least one temperature in the range of 20-60° C. and (ii) a surface tension of not more than 50 milliNewton/m at at least one temperature in the range of 20-60° C.;and wherein at least one of the following two statements is true:{'sup': 6', '8', '7, '(1) the ink is such that, when substantially dried, (a) at at least one temperature in the range of 90° C. to 195° C., the dried ink has a first dynamic viscosity in the range of 1,000,000 (1×10) cP to 300,000,000 (3×10) cP, and (b) at at least one temperature in the range of 50° C. to 85° C., the dried ink has a second dynamic viscosity of at least 80,000,000 (8×10) cP, wherein the second dynamic viscosity exceeds the first dynamic viscosity; and'}(2) the weight ratio of the resin to the colorant is at least 1:1.2. The inkjet ink formulation according to claim 1 , wherein the ink is such that claim 1 , when substantially dried claim 1 , (a) at at least one temperature in the range of 90° C. to 195° C. claim 1 , the dried ink has a first dynamic viscosity ...

TWO PART CURABLE COMPOSITION

Two part curable compositions are provided, which include a cure accelerator defined with reference to compounds shown in structure I 2. A composition comprising a bond formed between two mated substrates with the composition of .3. The composition of claim 1 , wherein the (meth)acrylate component is with the general structure HC═CGCOR claim 1 , wherein G may be hydrogen or alkyl groups having from 1 to about 4 carbon atoms claim 1 , and Rmay be selected from alkyl claim 1 , cycloalkyl claim 1 , alkenyl claim 1 , cycloalkenyl claim 1 , alkaryl claim 1 , aralkyl or aryl groups having from 1 to about 16 carbon atoms claim 1 , any of which may be optionally substituted or interrupted as the case may be with silane claim 1 , silicon claim 1 , oxygen claim 1 , halogen claim 1 , carbonyl claim 1 , hydroxyl claim 1 , ester claim 1 , carboxylic acid claim 1 , urea claim 1 , urethane claim 1 , carbonate claim 1 , amine claim 1 , amide claim 1 , sulfur claim 1 , sulfonate claim 1 , and sulfone.4. The composition of claim 1 , wherein the (meth)acrylate component is selected from di-or tri-functional (meth)acrylates like polyethylene glycol di(meth)acrylates claim 1 , tetrahydrofuran (meth) acrylates and di(meth)acrylates claim 1 , hydroxypropyl (meth) acrylate claim 1 , hexanediol di(meth)acrylate claim 1 , trimethylol propane tri(meth)acrylate claim 1 , diethylene glycol dimethacrylate claim 1 , triethylene glycol dimethacrylate claim 1 , tetraethylene glycol dimethacrylate claim 1 , dipropylene glycol dimethacrylate claim 1 , di-(pentamethylene glycol) dimethacrylate claim 1 , tetraethylene diglycol diacrylate claim 1 , diglycerol tetramethacrylate claim 1 , tetramethylene dimethacrylate claim 1 , ethylene dimethacrylate claim 1 , neopentyl glycol diacrylate claim 1 , trimethylol propane triacrylate and bisphenol-A mono and di(meth)acrylates claim 1 , and bisphenol-F mono and di(meth)acrylates.5. The composition of claim 1 , wherein the oxidant is selected from cumene ...

PREPREG AND CARBON FIBER-REINFORCED COMPOSITE MATERIAL

The present invention provides a prepreg including a fiber-reinforced substrate composed of a carbon fiber and an epoxy resin composition with which the fiber-reinforced substrate is partially or wholly impregnated, the prepreg being characterized in that the epoxy resin composition includes an epoxy resin, dicyandiamide, and an aromatic amine having a structure of Chemical Formula (1) in which at least one substituent other than a hydrogen atom is included in an ortho position with respect to an amino group. 2. The prepreg according to claim 1 , wherein the epoxy resin composition further includes a urea-based accelerator.3. The prepreg according to claim 2 , wherein a total amount of the dicyandiamide and the urea-based accelerator is from 2 to 12 parts by mass with respect to 100 parts by mass of the epoxy resin.4. The prepreg according to claim 1 , wherein the epoxy resin composition further includes a thickening particle formed from a polymer having one or two or more monomer units selected from a group consisting of a methacrylic acid ester compound claim 1 , an acrylic acid ester compound claim 1 , and a vinyl compound.5. The prepreg according to claim 1 , wherein the epoxy resin composition further includes a thermoplastic resin.6. The prepreg according to claim 1 , wherein a gel time of the epoxy resin composition at 150° C. is 300 seconds or less.7. A carbon fiber-reinforced composite material obtained by curing the prepreg according to claim 1 , wherein a 0° compressive strength reduction ratio is 30% or less.8. The carbon fiber-reinforced composite material according to claim 7 , wherein a water absorption is 1.5% by mass or less.9. A carbon fiber-reinforced composite material obtained by curing the prepreg according to claim 2 , wherein a 0° compressive strength reduction ratio is 30% or less.10. A carbon fiber-reinforced composite material obtained by curing the prepreg according to claim 3 , wherein a 0° compressive strength reduction ratio is 30% or ...

Rubber Composition for Tire Including a Novel Anti-oxidant System

Rubber composition, especially for a tyre, based on at least one diene elastomer, a reinforcing filler, a crosslinking system and an antioxidant system, wherein the antioxidant system has at least two antioxidants “A” and “B”: 2. The composition of claim 1 , wherein Rrepresents an alkyl group having from 2 to 8 carbon atoms or a cyclohexyl group.3. The composition of claim 2 , wherein Rrepresents an alkyl group chosen from the group composed of isopropyl claim 2 , 1 claim 2 ,3-dimethylbutyl and 1 claim 2 ,4-dimethylpentyl.6. (canceled)7. (canceled)8. The composition of claim 1 , wherein the content of each antioxidant A and B is between 0.5 and 5 phr.9. The composition of claim 1 , wherein the A/B weight ratio is between 1/7 and 4/1.10. The composition of claim 1 , wherein the diene elastomer is chosen from the group formed by polybutadienes claim 1 , natural rubber claim 1 , synthetic polyisoprenes claim 1 , butadiene copolymers claim 1 , isoprene copolymers and blends of these elastomers.11. The composition of claim 10 , wherein the diene elastomer is an isoprene elastomer.12. The composition of claim 11 , wherein the isoprene elastomer is chosen from the group composed of natural rubber claim 11 , synthetic cis-1 claim 11 ,4-polyisoprenes claim 11 , isoprene copolymers and blends of these elastomers.13. The composition of claim 12 , wherein the isoprene elastomer is natural rubber.14. (canceled)16. (canceled)17. A tire comprising the rubber composition of .18. The tire of claim 17 , said tire being a heavy vehicle tire.19. The tire of claim 17 , wherein the rubber composition is in the belt of said tire.21. The composition of claim 8 , wherein the content of each antioxidant A and B is between 0.5 and 3 phr. This is a continuation of U.S. patent application Ser. No. 12/992,830, filed on Nov. 15, 2010, which is a U.S. National stage under 35 U.S.C. §371 of International application No. PCT/EP2009/055842, filed on May 14, 2009, and which claims the priority of ...

METHOD FOR PRODUCING COLORABLE MATERIAL

According to one embodiment, a high-definition and decolorable image is formed. A method for producing a colorable material according to an embodiment includes supplying a first solution containing a color developable agent and a first solvent to a color developing agent in the form of a powder which is insoluble in the first solvent so that a first mixture of the first solution and the color developing agent maintains the powder state, and removing the first solvent from the first mixture, thereby obtaining a powder of colorable particles containing the color developable agent and the color developing agent. 1. A method for producing a colorable material comprising:supplying a first solution comprising a color developable agent and a first solvent to a color developing agent in the form of a powder which is insoluble in the first solvent so that a first mixture of the first solution and the color developing agent maintains the powder state; andremoving the first solvent from the first mixture, thereby obtaining a powder of colorable particles comprising the color developable agent and the color developing agent.2. The method according to claim 1 , further comprising:supplying a second solution containing a thermoplastic resin and a second solvent to the colorable particles in the form of a powder so that a second mixture of the second solution and the colorable particles maintains the powder state; andremoving the second solvent from the second mixture.3. The method of claim 1 , wherein the first solvent comprises one or more of an alcohol claim 1 , a glycol claim 1 , a monoalkyl ether of a glycol claim 1 , a dialkyl ether of a glycol claim 1 , a ketone claim 1 , a nitrile claim 1 , an ether claim 1 , an ester claim 1 , an amide claim 1 , a sulfoxide claim 1 , an aromatic hydrocarbon claim 1 , and water.4. The method of claim 1 , wherein the color developing agent is a porous particle comprising an inorganic oxide.5. The method of claim 1 , wherein the color ...

Adhesive Composition with Retarding Additive

The present disclosure relates to an adhesive composition comprising one or more (meth)acrylate ester monomers, a catalyst system and a retarding additive, wherein the retarding additive is a secondary amine; and to the use of secondary amines as retarding agents for adhesive compositions comprising methacrylate monomers. 1. An adhesive composition comprising one or more (meth)acrylate ester monomers , a catalyst system and a retarding additive , wherein the retarding additive is a secondary amine.2. The adhesive composition according to claim 1 , wherein the secondary amine is a secondary amine comprising more than one secondary amine group.3. The adhesive composition according to claim 2 , wherein the secondary amine is a secondary aryl amine.5. The adhesive composition according to claim 1 , wherein the retarding additive is selected from cyclic secondary amines.6. The adhesive composition according to claim 5 , wherein the cyclic secondary amine is a 2 claim 5 ,2 claim 5 ,4-trimethyl-1 claim 5 ,2-dihydroquinoline polymer.7. The adhesive composition according to any of the preceding claims claim 5 , wherein the retarding additive is comprised in an amount of 1% to 5% by weight claim 5 , based on the total weight of the adhesive composition.8. The adhesive composition according to any of the preceding claims claim 5 , wherein the one or more methacrylate ester monomers are comprised in an amount of 10% to 90% by weight claim 5 , based on the total weight of the adhesive composition.9. Use of a secondary amine or a mixture of secondary amines as a retarding additive for an adhesive composition comprising methacrylate monomers. The present disclosure generally relates to adhesive compositions, in particular adhesive compositions comprising one or more methacrylate monomers, a catalyst system and a retarding additive.Adhesive formulations based on methyl methacrylate (MMA) have been extensively investigated over the past decades resulting in a number of improvements ...

Method For Producing A Masterbatch Comprising A Diene Elastomer, An Organic Reinforcing Filler And, Optionally, An Antioxidant

Process for preparing a masterbatch, comprising a diene elastomer and a reinforcing filler, and having a dispersion of the reinforcing filler in the elastomer matrix that has a Z value greater than or equal to 80, the diene elastomer comprises at least natural rubber. The process comprises the following successive steps: a) introducing, in order to obtain a masterbatch in the form of dried mass, a coagulum into at least one continuous mixer, the coagulum comprises the diene elastomer and the reinforcing filler dispersed, with a Z value greater than or equal to 80, in the dried mass; b) passing the mass leaving the continuous mixer into a roll mill in order to obtain a masterbatch in strip form; then c) optionally, introducing the strip leaving the roll mill and an antioxidant into a continuous mixer so as to obtain a masterbatch comprising an antioxidant; and d) recovering, following step b) or c), the masterbatch having a moisture content of less than 1% by weight. The throughputs of steps a) and b) are greater than 500 kg/h. When an antioxidant is present in the masterbatch obtained at the end of step d), the whole of the antioxidant is introduced during step c). 1. A process for preparing a masterbatch , comprising a diene elastomer and a reinforcing filler , and having a dispersion of the reinforcing filler in the elastomer matrix that has a Z value greater than or equal to 80 , the diene elastomer comprises at least natural rubber , the process comprises the following successive steps:a) introducing, in order to obtain a masterbatch in the form of dried mass, a coagulum into at least one heated continuous mixer, said coagulum comprises said diene elastomer and said reinforcing filler dispersed, with a Z value greater than or equal to 80, in the dried mass;b) passing the mass leaving the continuous mixer into a roll mill in order to obtain a masterbatch in strip form; thenc) optionally, introducing the strip leaving the roll mill and an antioxidant into a ...

CHARGE-TRANSPORTING VARNISH

Provided is a charge-transporting varnish comprising: a charge-transporting material such as an aniline derivative or a thiophene derivative; a fluorinated alkyl phosphate onium salt represented by the formula; and an organic solvent. 2. The charge-transporting varnish of claim 1 , wherein the charge-transporting material is at least one selected from an aniline derivative and a thiophene derivative.3. The charge-transporting varnish of claim 2 , wherein the charge-transporting material is the aniline derivative.4. A charge-transporting thin film claim 1 , obtained from the charge-transporting varnish of .5. An organic electroluminescent device claim 4 , comprising the charge-transporting thin film of .6. A method of producing a charge-transporting thin film claim 1 , the method comprising applying the charge-transporting varnish of on a substrate claim 1 , and evaporating a solvent. The present invention relates to a charge-transporting varnish.In an organic electroluminescent (hereinafter, referred to as organic EL) device, a charge-transporting thin film made of an organic compound is used as a light-emitting layer and a charge injection layer. Particularly, a hole injection layer is responsible for a transfer of charges between a positive electrode and a hole injection layer or a light-emitting layer, and has an important function for achieving low-voltage driving and high brightness of an organic EL device.A method of forming the hole injection layer is largely divided into a dry process represented by a vapor deposition method and a wet process represented by a spin coating method, and when these processes are compared, a thin film having a large area and high flatness can be efficiently produced by the method of the wet process. Therefore, as the area of the organic EL display is increased, a hole injection layer which can be formed by the wet process is currently desired.In view of such circumstances, the present inventor has developed charge-transporting ...

HEAT-CURABLE EPOXY RESIN COMPOSITION

The invention provides a curable epoxy resin composition having a superior workability and capable of forming a cured product with a thermal expansion resistance, a heat resistance, an adhesiveness and a low water absorbability. The composition is a heat-curable resin composition comprising: 2. The heat-curable epoxy resin composition according to claim 1 , wherein said component (B) is a phenol-based curing agent.3. The heat-curable epoxy resin composition according to claim 1 , further comprising a curing accelerator (D).4. The heat-curable epoxy resin composition according to claim 2 , further comprising a curing accelerator (D).5. The heat-curable epoxy resin composition according to claim 1 , wherein said heat-curable epoxy resin composition is in liquid form.6. The heat-curable epoxy resin composition according to claim 2 , wherein said heat-curable epoxy resin composition is in liquid form.7. The heat-curable epoxy resin composition according to claim 3 , wherein said heat-curable epoxy resin composition is in liquid form.8. The heat-curable epoxy resin composition according to claim 4 , wherein said heat-curable epoxy resin composition is in liquid form. Field of the InventionThe present invention relates to a heat-curable epoxy resin composition.Background ArtIn recent years, electronic devices such as mobile phones, smartphones, ultrathin liquid crystal or plasma TVs and light laptop computers have been downsized in a growing manner. Electronic parts used in these electronic devices have, for example, been highly densely integrated or even packaged in a growing manner as well. Further, it is required that a resin material used in these electronic parts be low-expansion for the sake of a thermal stress that occurs at the time of manufacture and use. Furthermore, since these electronic parts will generate larger amounts of heat as they become highly integrated, it is required that the resin material also have a heat resistance.Conventionally, cyanic ester ...

BASIC STABILISATION SYSTEMS FOR EMULSION POLYMERISED RUBBER

There are described compositions comprising a) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) a compound of the formula (I) wherein Ris C-Calkyl, Ris hydrogen, C-Calkyl, cyclohexyl, 1-methylcyclohexyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or —CH—S—R, Ris C-Calkyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or —CH—S—R, Ris hydrogen or methyl, and c) a styrenated diphenylamine of the formula (II). 2. A composition according to claim 1 , wherein Ris Calkyl or Calkyl.3. A composition according to claim 1 , wherein{'sub': 1', '8', '12, 'Ris Calkyl or Calkyl,'}{'sub': '2', 'Ris methyl,'}{'sub': 3', '2', '1', '1', '8', '12, 'Ris —CH—S—R, and Ris Calkyl or Calkyl, and'}{'sub': '4', 'Ris hydrogen.'}4. A composition according to claim 1 , comprising from 0.01 to 10% by weight of component (b) of formula I claim 1 , based on the weight of the dry solids content of component (a).5. A composition according to claim 1 , comprising from 0.01 to 10% by weight of component (c) of formula II claim 1 , based on the weight of the dry solids content of component (a).6. A composition according to claim 1 , wherein component (a) is a pale emulsion crude rubber claim 1 , a pale synthetic latex or a pale natural rubber latex.7. A composition according to claim 1 , wherein component (a) is a polydiene emulsion crude rubber claim 1 , a halogen-containing polydiene emulsion crude rubber or a styrene-butadiene copolymer emulsion crude rubber.8. A composition according to claim 1 , wherein component (a) is a carboxylated styrene-butadiene claim 1 , a styrene-acrylic acid claim 1 , a vinyl acetate-acrylate or a carboxylated butadiene-acrylonitrile.9. A composition according to claim 1 , wherein component (a) is an emulsion crude rubber which has been coagulated with a halogen containing system.10. A composition according to claim 1 , wherein component (a) is an emulsion styrene-butadiene rubber ( ...

Formaldehyde-free proteinaceous binder compositions

Binder compositions are described, where the compositions include a protein, a first crosslinking compound that includes a carbohydrate, and a second crosslinking compound that includes two or more primary amine groups. The first and second crosslinking compounds may be individually crosslinkable with each other and with the protein. Also described are fiber products that may include inorganic or organic fibers and a cured thermoset binder prepared from a protein and at least two crosslinking compounds. Additionally, methods of making fiber products are described that include providing inorganic or organic fibers, and applying a liquid binder composition to the fibers to form a fiber-binder amalgam. The liquid binder composition may include a protein and at least two crosslinking compounds that include a carbohydrate and an organic amine with two or more primary amines. The amalgam may be heated to a curing temperature to form the fiber product.

CROSSLINKABLE RUBBER COMPOSITION, ACRYLIC RUBBER, AND CURED RUBBER PRODUCT

A crosslinkable rubber composition, comprising: an acrylic rubber; an amine compound represented by the following formula (A-1); a carbon black; and a crosslinking agent, wherein the acrylic rubber has acrylate units and carboxy group-containing monomer units, and has 0.5 to 10 parts by mass of ethylene units with respect to 100 parts by mass of the acrylate units and/or 5 to 20 parts by mass of alkyl methacrylate units with respect to 100 parts by mass of the acrylate units,

RESIN COMPOSITION COMPRISING A SPECIFIC CROSSLINKING AGENT

A resin composition is based on a resin selected from the group consisting of vinyl ester resins and unsaturated polyester resins, a crosslinking initiator and a crosslinking agent of general formula (I)

Elastomer Composites, Blends and Methods for Preparing Same

Blends of elastomer composites with unfilled or less highly filled elastomer reduces hysteresis without compromising reinforcement. Hysteresis may also be reduced by adjusting the compounding method. 128-. (canceled)29. A process for producing an elastomeric composition containing a filler , the process comprising:{'sup': '2', 'preparing an elastomer composite comprising natural rubber and a first filler loading of carbonaceous aggregated filler having an STSA of at least 120 m/g, the first filler loading being greater than 55 phr, by a wet masterbatch method; and'}blending the elastomer composite with a second elastomer material comprising an elastomer and optional particulate filler to produce an elastomer composite blend having a second filler loading, the second filler loading being at least about 5 phr lower than the first filler loading, wherein M300/M100 of a vulcanizate of the elastomer composite blend is at least 0.5 higher than M300/M100 for a vulcanized elastomer composite of the same composition but prepared according to CTV Comparative Method 1.30. The process of claim 29 , wherein the M300/M100 of the vulcanized elastomer composite blend is at least (0.017*COAN−0.7) higher than M300/M100 for a vulcanized elastomer composite of the same composition but prepared according to CTV Comparative Method 1.31. The process of claim 29 , wherein the elastomer in the second elastomer material is natural rubber and the vulcanized elastomer composite blend satisfies tan delta 60≤0.04 (M300/M100)−0.106.32. The process of claim 29 , wherein the elastomer in the second elastomer material is a synthetic rubber and the vulcanized elastomer composite blend exhibits M300/M100 of at least −0.0064*STSA+6.39.33. The process of claim 29 , further comprising vulcanizing the elastomer composite blend.34. The process of claim 29 , wherein the wet mixing method comprises:i) combining a first fluid comprising elastomer latex with a second fluid comprising particulate filler;ii) ...

Advanced Processing of Absorbable Poly(p-dioxanone) Containing High Level of p-Dioxanone Monomer

The present invention is directed methods of making absorbable poly(p-dioxanone) pellets by melt polymerization of p-dioxanone conducted in a single reactor with a temperature regulator by charging a melt reactor with a mixture of p-dioxanone (PDO) monomer, initiator, catalyst, and optionally a dye; melt polymerizing the mixture in the melt reactor with sufficient agitation of the mixture to allow complete mixing of the monomer and for sufficient time to form a PDO polymer product having an unreacted PDO monomer content of at least 65 mole percent; placing the PDO polymer product under a vacuum to remove at least portion of unreacted PDO; discharging the PDO polymer product from the melt reactor directly into an in-line, underwater pelletizer to produce undried PDO pellets, collecting the undried PDO pellets, and storing the collected PDO pellets in the freezer or a vacuum chamber prior to drying. 1. A polymeric filament extruded from a PDO pellet made in accordance with the method of making absorbable poly(p-dioxanone) pellets by melt polymerization of p-dioxanone conducted in a single reactor with a temperature regulator , and comprising the steps of:i. charging a melt reactor with a mixture of p-dioxanone (PDO) monomer, initiator, catalyst, and optionally a dye;ii. melt polymerizing the mixture at a reaction temperature of between 95° C. and 145° C. in the melt reactor with sufficient agitation of the mixture to allow complete mixing of the monomer and for sufficient time to form a PDO polymer product of at least 65 mole percent having an unreacted PDO monomer content;iii. placing the PDO polymer product under a vacuum for about 60 to 180 minutes to remove at least portion of unreacted PDO, as measured by monomer content;iv. discharging the PDO polymer product from the melt reactor directly into an in-line, underwater pelletizer to produce undried PDO pellets,v. collecting the undried PDO pellets, andvi. storing the collected PDO pellets in the freezer or a ...

CONSTRUCTION OF ELASTOMERIC BIOCOMPOSITE INTENDED FOR INSULATING LAYERS AND PADS WITH REGARD TO FLEXIBLE ANTENNA

The disclosure relates to a composition of biocomposite based on natural rubber containing sol-bioglass, which is used and intended for insulating layers and pads in flexible antennas which can be worn in close vicinity with regard to the human body without adversely affecting it. According to the invention, the composition of the biocomposite intended and designed for insulating layers and pads in flexible antennas based on natural rubber is filled with sol-gel derived bioglass amounting to a quantitative range starting from 8 to 50 parts by weight with regard to 100 parts by weight rubber and having following list of remaining ingredients: zinc oxide from 2.5 to 3.5, stearic acid from 1 to 2.5, bis (triethoxysilylpropyl) tetrasulfide from 4 to 6, tertiary butyl-benzothiazolyl sulfenamide from 1 to 2.5, sulfur from 1 to 3 and isopropyl-phenyl-β-phenylene diamine from 0.5 to 1.5. 1. A composition of an elastomeric biocomposite designed for insulating layers and pads with regard to flexible antennas containing rubber , zinc oxide , stearic acid , isopropyl-phenyl-p-phenylenediamine , wherein the rubber comprises natural rubber , the filler is sol-gel derived and the ingredients of 100 weight parts natural rubber parts constitute: sol-gel derived glass from 8 to 50 , zinc oxide from 2.5 to 3.5 , stearic acid from 1 to 2.5 , bis (triethoxysilylpropyl) tetrasulfide from 4 to 6 , tertiary butyl-benzothiazolyl sulfenamide from 1 to 2.5 , sulfur from 1 to 3 and isopropyl-phenyl-β-phenylene diamine from 0.5 to 1.5.2. The composition according to data revealed within claim 1 , wherein the sol-gel glass contains CaO—49-51% claim 1 , SiO—39-41% claim 1 , PO—8% claim 1 , AgO—0.1-4%. The present invention relates to a biocomposite structure based on natural rubber containing sol-gel-derived Bioglass which is applicable with regard to insulating layers and pads in flexible antennas that can be worn and operated in close vicinity to the human body without causing adverse effects ...

THERMOSETTING RESIN COMPOSITION FOR COATING METAL THIN FILM AND METAL LAMINATE USING THE SAME

The present invention relates to a thermosetting resin composition for coating a metal film having excellent crack resistance and a metal laminate using the same. 1. A thermosetting resin composition for coating a metal film comprising:an amine compound containing at least one functional group selected from the group consisting of a sulfone group, a carbonyl group, a halogen group, an alkyl group having 1 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, a heteroaryl group having 2 to 30 carbon atoms, and an alkylene group having 1 to 20 carbon atoms;a binder resin containing an epoxy resin and a bismaleimide resin;an inorganic filler; anda rubber-based component,wherein the rubber-based component includes at least one selected from the group consisting of a styrene-butadiene-based rubber, a neoprene-based rubber, a nitrile-based rubber, a butyl-based rubber, a butadiene-based rubber, an ethylene propylene-based rubber, a silicone-based rubber, a urethane-based rubber, and an acrylic-based rubber,the rubber-based component is contained in an amount of at least 5 parts by weight and less than 40 parts by weight, based on 100 parts by weight in total of the amine compound and the binder resin, andthe thermosetting resin composition satisfies the condition of a complex viscosity of 3500 Pa·s or less in the range in which the rheometer lowest viscosity window is 90 to 180° C.2. The thermosetting resin composition for coating a metal film according to claim 1 , wherein the rubber-based component is at least one selected from the group consisting of a butadiene-based rubber claim 1 , a silicone-based rubber claim 1 , and an acrylic-based rubber.3. The thermosetting resin composition for coating a metal film according to claim 1 , wherein the rubber-based component is contained at 5 to 15 parts by weight based on 100 parts by weight of the binder resin.4. The thermosetting resin composition for coating a metal film according to claim 1 , wherein the acrylic- ...

PHASE CHANGE INKS CONTAINING WAX-SOLUBLE NEAR-INFRARED DYES

Phase change ink compositions having a phase change carrier composition containing a wax and a wax-soluble near-infrared (NIR) dye having an absorption maximum in the wavelength region from about 700 nm to about 1400 nm. Near-infrared prints prepared with such phase change ink compositions. Methods of producing a layer of such a phase change ink on the surface of a substrate. 2. The phase change ink composition of claim 2 , wherein the wax-soluble NIR dye is a squarylium dye represented by formula (I) and Rand Rare independently selected from substituted and unsubstituted perimidine groups.3. The phase change ink composition of claim 2 , wherein R claim 2 , R claim 2 , R claim 2 , R claim 2 , R claim 2 , R claim 2 , R claim 2 , and Rcomprises at least one linear alkyl group having from 5 to 50 carbon atoms.5. The phase change ink composition of claim 1 , wherein the wax-soluble NIR dye has an absorption maximum in the wavelength region from about 700 nm to about 900 nm.8. The phase change ink composition of claim 1 , wherein the wax is a polyethylene wax having a molecular weight between about 200 Da and about 5 claim 1 ,000 Da.9. The phase change ink composition of claim 1 , comprising about 0.1 wt % and about 80 wt % of the wax relative to the total weight of the phase change ink composition.10. The phase change ink composition of claim 1 , comprising between about 0.01 wt % and about 20 wt % of the wax-soluble NIR dye relative to the total weight of the phase change ink composition.11. The phase change ink composition of claim 1 , wherein the phase change carrier composition comprises:(a) a urethane resin that is the reaction product of the reaction of at least one first alcohol and a first isocyanate, the alcohol being selected from the group consisting of hydroabietyl alcohol, octyphenol ethoxylate, and octadecyl alcohol; and/or(b) a mixed urethane/urea resin that is the reaction product of at least one second alcohol, a second isocyanate, and at least one ...

Compound, Coating Composition Comprising Same, Organic Light Emitting Device Using Same, and Manufacturing Method Thereof

The present specification relates to a compound of Chemical Formula 1, a coating composition comprising the compound of Chemical Formula 1, an organic light emitting device using the same, and a method for manufacturing the same.

COMPOSITION AND MOLDED ARTICLE

A composition including a fluorine-containing polymer and a silicon-containing compound, wherein the phosphorus content in the composition is 20 ppm or less. Also disclosed is a molded article obtained from the composition, and a second composition containing a fluorine-containing polymer and a silicon-containing polymer, wherein a content of an amide solvent in the composition is less than 1000 ppm. 2. (canceled)46.-. (canceled)7. The composition according to claim 1 , wherein the fluorine-containing polymer is a fluorine-containing elastomer.8. The composition according to claim 1 , wherein a content of the silicon-containing compound is 0.5 to 100 parts by mass with respect to 100 parts by mass of the fluorine-containing polymer.9. The composition according to claim 1 , wherein a content of an amide solvent in the composition is less than 1000 ppm.10. The composition according to claim 1 , wherein a content of a solvent not containing a fluorine atom in the composition is less than 1000 ppm.11. The composition according to claim 1 , further comprising a cross-linking agent.12. The composition according to claim 1 , wherein the composition is a molding material.13. A molded article obtained from the composition according to .1418.-. (canceled) The present disclosure relates to a composition comprising a fluorine-containing polymer, and a molded article obtained from the composition.Fluorine-containing elastomers, particularly perfluoroelastomers that include a tetrafluoroethylene (TFE) unit, have excellent chemical resistance, solvent resistance, and heat resistance, and therefore are widely used as a sealing material in harsh environments such as in the aerospace field, semiconductor fabrication equipment field, and chemical plant field.Further, to improve the properties required for the sealing material, it is known to add a filler to the fluorine-containing elastomer.For example, Patent Document 1 proposes adding a cage-type silsesquioxane to a fluorine- ...

HEAT-CURABLE RESIN COMPOSITION

Provided is a heat-curable resin composition for use in electric and electronics industry which is suitable as an underfill and for performing potting, and is superior in fluidity, moisture resistance reliability and adhesiveness at a high temperature. The heat-curable resin composition of the invention contains 1. A heat-curable resin composition comprising:(A) a heat-curable resin; and(B) a bismaleimide compound in liquid form at 25° C., wherein said heat-curable resin composition exhibits a viscosity of 1 mPa·s to 850 Pa·s when measured at 25° C. in accordance with a method described in JIS Z8803:2011.2. The heat-curable resin composition according to claim 1 , wherein said heat-curable resin (A) comprises a heat-curable resin component (A1) and a curing agent (A2).3. The heat-curable resin composition according to claim 2 , wherein said heat-curable resin component (A1) is at least one selected from an epoxy resin claim 2 , a phenolic resin claim 2 , an unsaturated imide resin claim 2 , a cyanate resin claim 2 , an isocyanate resin claim 2 , a benzoxazine resin claim 2 , an oxetane resin claim 2 , an amino resin claim 2 , an unsaturated polyester resin claim 2 , an allyl resin claim 2 , a dicyclopentadiene resin claim 2 , a silicone resin claim 2 , a triazine resin and a melamine resin.4. The heat-curable resin composition according to claim 3 , wherein said heat-curable resin component (A1) is an epoxy resin or a cyanate resin claim 3 , and said curing agent (A2) is a curing agent for either an epoxy resin or a cyanate resin. Field of the InventionThe present invention relates to a heat-curable resin composition containing a heat-curable resin and a liquid bismaleimide compound.Background ArtIn recent years, electronic devices such as mobile phones, smartphones, ultrathin liquid crystal or plasma TVs and light laptop computers have been downsized in a growing manner. Electronic parts used in these electronic devices have, for example, been highly densely ...

Organic semiconductor compositions

The present invention relates to organic semiconductor compositions and organic semiconductor layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application particularly in the field of displays such as organic field effect transistors (OFETS), integrated circuits, organic light emitting diodes (OLEDS), photodetectors, organic photovoltaic (OPV) cells, sensors, lasers, memory elements and logic circuits.

ANTIOXIDANT BLEND FOR EMULSION POLYMERISATION RUBBERS

The present invention relates to stabilising compositions, particularly stabilising compositions which can be used to stabilise elastomeric materials, such as rubbers and/or butadiene based elastomers. The stabilising composition comprises: a first stabilising component comprising at least one phosphite antioxidant; a second stabilising component comprising at least one aminic antioxidant; and a third stabilising component comprising at least one phenolic antioxidant. Also disclosed herein is use of the stabilising composition for stabilising elastomeric materials, a stabilised composition comprising an elastomeric material and the aforementioned stabilising composition and a useful article comprising the stabilising composition. 1. A stabilising composition for an elastomer , comprising:a. at least one phosphite antioxidant;b. at least one aminic antioxidant; andc. at least one phenolic antioxidant.2. (canceled)3. The stabilising composition according to claim 1 , further comprising at least one sulphur-containing antioxidant.4. The stabilising composition according to claim 1 , wherein the phenolic antioxidant is a hindered phenolic antioxidant.5. The stabilising composition according to claim 1 , wherein the phenolic antioxidant is present in the stabilising composition in an amount of from about 20% to about 50% by weight of the stabilising composition.6. The stabilising composition according to claim 1 , wherein the phosphite antioxidant is a triaryl phosphite or a nonyl phenyl free antioxidant.7. The stabilising composition according to claim 1 , wherein the phosphite antioxidant is present in an amount from about 45% to about 70% by weight of the stabilising composition.8. The stabilising composition according to claim 1 , wherein the phosphite antioxidant is a liquid at a temperature of 50° C. or lower claim 1 , at atmospheric pressure i.e. 101.325 kPa.9. The stabilising composition according to claim 1 , wherein the aminic antioxidant is a secondary amine. ...

FILLER FOR ARTIFICIAL GRASS AND METHOD OF PREPARING THE FILLER

A filler for artificial grass, and a method of preparing the filler, including a curing reaction product of a polyurethane prepolymer having isocyanate groups at both ends thereof, an aromatic diamine, and hydrophilic fumed silica, where an amount of the hydrophilic fumed silica is in a range of about 1.5 weight % to about 5 weight %, and a specific surface area of the hydrophilic fumed silica is in a range of about 200 m/g to about 300 m/g. The filler is environment-friendly and has high surface energy, and when water exists in its surroundings, the filler is improved in terms of containing water due to its small contact angle with respect to water. Even when a temperature of the surroundings increases, artificial grass prepared by using the filler prevent a rapid temperature increase or an abrasion or burn that may occur as a person falls down on the grass during exercise. 1. A filler for artificial grass comprising a curing reaction product of a polyurethane prepolymer having isocyanate groups at both ends thereof; an aromatic diamine; and hydrophilic fumed silica , wherein an amount of the hydrophilic fumed silica is in a range of about 1.5 weight percent (wt %) to about 5 wt % , and a specific surface area of the hydrophilic fumed silica is in a range of about 200 m/g to about 300 m/g.2. The filler of claim 1 , wherein a weight average molecular weight of the polyurethane prepolymer having isocyanate groups at both ends thereof is in a range of about 500 to about 3 claim 1 ,000 Daltons claim 1 , an amount of the isocyanate groups in the polyurethane prepolymer is in a range of about 2 wt % to about 10 wt % claim 1 , the polyurethane prepolymer is a product obtained from at least one diol compound selected from polytetramethylene ether glycol claim 1 , polyester claim 1 , polypropylene glycol claim 1 , polybutadiene claim 1 , and polycaprolactone; and at least one diisocyanate compound selected from toluene diisocyanate and methylenediphenyl diisocyanate.3. The ...

RUBBER COMPOSITION COMPRISING A SPECIFIC REINFORCING FILLER

The invention relates to aA rubber composition has an improved rolling resistance and is based on at least a diene elastomer comprising mainly at least one isoprene elastomer; a reinforcing filler comprising from 10 to 35 phr of carbon black having a BET specific surface area of less than 70 m/g, and from 10 to 40 phr of silica; a coupling agent in a content corresponding to a range extending from 5 to 15% by weight relative to the weight of silica; and a crosslinking system; in which composition the total content of carbon black and silica is between 20 and 70 phr, and in which the carbon black to silica weight ratio is greater than 0.3. 131.-. (canceled)32. A rubber composition based on at least:a diene elastomer comprising mainly at least one isoprene elastomer; [{'sup': '2', 'from 10 to 35 phr of carbon black having a BET specific surface area of less than 70 m/g, and'}, 'from 10 to 40 phr of silica;, 'a reinforcing filler comprisinga coupling agent in a content corresponding to a range extending from 5% to 15% by weight relative to the weight of silica; anda crosslinking system,wherein the total content of carbon black and silica is between 20 and 70 phr, andwherein the weight ratio of carbon black to silica is greater than 0.3.33. The rubber composition according to claim 32 , wherein the content of isoprene elastomer is within a range extending from 60 to 100 phr.34. The rubber composition according to claim 32 , wherein the isoprene elastomer is selected from the group consisting of natural rubber claim 32 , a synthetic polyisoprene and a mixture thereof.35. The rubber composition according to claim 32 , wherein the carbon black has a BET specific surface area of less than 50 m/g.36. The rubber composition according to claim 32 , wherein the carbon black has a COAN oil absorption number of less than 90 ml/100 g.37. The rubber composition according to claim 32 , wherein the silica has a BET specific surface area of less than 200 m/g claim 32 , a CTAB specific ...

POLYAMIDES WITH IN-BACKBONE OPTICAL ABSORBERS AND RELATED METHODS

Methods for synthesizing a polyamide having the optical absorber in the backbone of the polyamide may comprise: polymerizing polyamide monomers in the presence of an optical absorber selected from the group consisting of a polyamine optical absorber, a polyacid optical absorber, an amino acid optical absorber, and any combination thereof to yield the polyamide having the optical absorber in the backbone of the polyamide. Said polyamides having the optical absorber in the backbone of the polyamide may be useful in producing objects by methods that include melt extrusion, injection molding, compression molding, melt spinning, melt emulsification, spray drying, cryogenic milling, freeze drying polymer dispersions, and precipitation of polymer dispersions. 1. A method comprising:polymerizing polyamide monomers in the presence of an optical absorber selected from the group consisting of a polyamine optical absorber, a polyacid optical absorber, an amino acid optical absorber, and any combination thereof to yield a polyamide having the optical absorber in the backbone of the polyamide.2. The method of claim 1 , wherein polymerizing is a ring opening polymerization.3. The method of claim 2 , wherein the polyamide monomers are selected from the group consisting of: 2-azetidinone claim 2 , 2-pyrrolidinone claim 2 , 2-piperidinone claim 2 , ε-caprolactam claim 2 , 2-azacyclooctanone claim 2 , 2-azacyclononanone claim 2 , 2-azacyclodecanone claim 2 , 2-azacycloundecanone claim 2 , 2-aza-cyclododecanone claim 2 , laurolactam claim 2 , and any combination thereof.4. The method of claim 1 , wherein polymerizing is a polycondensation reaction and the polyamide monomers comprise a polyacid polyamide monomer and a polyamine polyamide monomer.5. The method of claim 4 , wherein the polyacid polyamide monomer is selected from the group consisting of: HOOC—(CH)—COOH where n is 1-20; isophthalic acid; terephthalic acid; pent-2-enedioic acid; dodec-2-enedioic acid; succinic acid; glutaric ...

ACRYLIC RUBBER COMPOSITION, AND CROSSLINKED PRODUCT THEREOF

Provided is an acrylic rubber composition having further improved compression set resistance and comprising, based on 100 parts by mass of (a1) an acrylic rubber obtained by copolymerizing 0.1 to 10% by mass of a crosslinkable group-containing monomer, (a2) 0.4 to 50.0% by mass of a liquid fluororubber, and the crosslinked product thereof. 1. An acrylic rubber composition comprising , based on 100 parts by mass of (a1) an acrylic rubber obtained by copolymerizing 0.1 to 10% by mass of a crosslinkable group-containing monomer , (a2) 0.4 to 50.0% by mass of a liquid fluororubber.2. The acrylic rubber composition of claim 1 , wherein the acrylic rubber comprises (meth)acrylate as a major component.3. The acrylic rubber composition of claim 2 , wherein the amount of the (meth)acrylate in the total amount of monomers constituting the acrylic rubber is 60 to 99.9% by mass.4. A crosslinked product obtained by crosslinking the acrylic rubber composition of .5. A crosslinked product obtained by crosslinking the acrylic rubber composition of .6. A crosslinked product obtained by crosslinking the acrylic rubber composition of . The present invention relates to an acrylic rubber composition having excellent compression set resistance and heat resistance, and also relates to a crosslinked product thereof. In particular, the present invention relates to an acrylic rubber composition used for automotive rubber components such as gaskets, hoses, O-rings, seals where heat resistance and/or oil resistance is required, and the present invention further relates to a crosslinked product thereof.An acrylic rubber is a rubber material which is excellent in heat resistance, oil resistance, weather resistance and the like. An acrylic rubber is therefore widely used for automotive rubber components such as gaskets, hoses, O-rings, seals. These days, the requirements for the properties of rubber components such as heat resistance, oil resistance and long lasting property have been increased ...

POLYMERIC AMINE SYNERGIST COMPOSITIONS

The present disclosure is drawn to polymeric amine synergist compositions. The polymeric amine synergist composition can include a polymeric amine synergist including an aminobenzene modified with a polyether chain connecting to the aminobenzene through an ether linkage. The polymeric amine synergist can be present in a reaction product mixture with either i) an aminophenol, or ii) a carbonate base. 1. A polymeric amine synergist composition , comprising a polymeric amine synergist including an aminobenzene modified with a polyether chain connecting to the aminobenzene through an ether linkage , wherein the polymeric amine synergist is present in a reaction product mixture with either i) an aminophenol , or ii) a carbonate base.2. The polymeric amine synergist composition of claim 1 , wherein the reaction product mixture comprises a carbonate base that is sodium carbonate claim 1 , potassium carbonate claim 1 , cesium carbonate claim 1 , sodium bicarbonate claim 1 , potassium bicarbonate claim 1 , cesium bicarbonate claim 1 , or a combination thereof.3. The polymeric amine synergist composition of claim 2 , wherein the carbonate base is present in an amount up to about 1.0 equivalent with respect to a total amount of aminophenol used to form the polymeric amine synergist.4. A method of making a polymeric amine synergist claim 2 , comprising reacting an aminophenol claim 2 , a polyether modified with a leaving group claim 2 , and a carbonate base in a single reaction step to yield a polymeric amine synergist that is an aminobenzene modified with a polyether chain connecting to the aminobenzene through an ether linkage.5. The method of claim 4 , wherein the carbonate base is sodium carbonate claim 4 , potassium carbonate claim 4 , cesium carbonate claim 4 , sodium bicarbonate claim 4 , potassium bicarbonate claim 4 , cesium bicarbonate claim 4 , or a combination thereof.6. The method of claim 4 , wherein the carbonate base is reacted in an amount from about 1.0 to ...

Antioxidant Compositions

The invention provides a stabilising composition for polymeric materials comprising: at least one secondary arylamine having the formula I: 2. A stabilising composition according to claim 1 , wherein the hydrocarbyl group has at least 6 carbon atoms claim 1 , at least 7 carbon atoms claim 1 , at least 8 carbon atoms or at least 9 carbon atoms.3. A stabilising composition according to claim claim 1 , wherein the lower alkylated diphenylamine antioxidants are Cand below; Cand below; Cand below; C claim 1 , or mixtures thereof.4. A stabilising composition according to claim 1 , wherein at least one of x or y is more than zero claim 1 , and wherein x and y are each independently:a. from 0 to 4;b. from 0 to 3;c. from 0 to 2; ord. 1.5. A stabilising composition according to claim 4 , wherein x and y are the same.6. A stabilising composition according to claim 5 , wherein x and y are each 1.7. A stabilising composition according to claim 1 , wherein the stabilising composition is substantially free from diphenylamine and from lower alkylated diphenylamine antioxidants.8. A stabilising composition according to claim 1 , wherein the stabilising composition is substantially free from t-butylated diphenylamines.9. A stabilising composition according to wherein the stabilizing composition is a liquid at 25° C. and atmospheric pressure.10. A stabilising composition according to claim 1 , wherein the each hydrocarbyl group is an aliphatic hydrocarbyl group.11. A stabilising composition according to claim 10 , wherein each aliphatic hydrocarbyl group is selected from alkyl claim 10 , alkenyl and alkynyl claim 10 , wherein each hydrocarbyl group may or may not be substituted with other functional groups claim 10 , functional linkages claim 10 , including heteroatoms.12. A stabilising composition according to claim 11 , wherein each aliphatic hydrocarbyl group is selected from alkyl groups claim 11 , wherein each hydrocarbyl group may or may not be substituted.13. A stabilising ...

IN-SITU WEIGHTING AGENT/PIGMENT SETTLING CONTROL AGENT

The present invention provides a formulation comprising: a) a polyol-containing component; b) a weighting agent or a pigment; c) an anti-settling agent selected from the group consisting of primary amines and secondary amines; and d) a polyisocyanate-containing component, wherein the anti-settling agent reduces foam formation during mixing of the formulation as compared to the formulation not containing the anti-settling agent. The formulation may provide improved drilling fluids, coatings, sealants, adhesives, composites, and films. 2. The formulation according to claim 1 , wherein the anti-settling agent is selected from the group consisting of ethylenediamine claim 1 , 1 claim 1 ,2-propylenediamine claim 1 , 1 claim 1 ,3-propylenediamine claim 1 , N-methylpropylene-1 claim 1 ,3-diamine claim 1 , N claim 1 ,N′-dimethylethylenediamine claim 1 , isophoronediamine claim 1 , 2 claim 1 ,4-toluenediamine and 2 claim 1 ,6-toluenediamine claim 1 , 3 claim 1 ,5-diethyl-2 claim 1 ,4-toluenediamine claim 1 , and 3 claim 1 ,5-diethyl-2 claim 1 ,6-toluenediamine claim 1 , and primary mono- claim 1 , di- claim 1 , tri- claim 1 , or tetraalkyl-substituted 4 claim 1 ,4′-diaminodiphenylmethanes.3. The formulation according to claim 1 , wherein the anti-settling agent is diethyltoluenediamine (DETDA).4. The formulation according to claim 1 , wherein the weighting agent is selected from the group consisting of barite (BaSO) claim 1 , hematite (FeO) claim 1 , siderite (FeCO) claim 1 , ilmentite (FeO.TiO) claim 1 , magnetite (FeO) claim 1 , hausmannite (MnO) claim 1 , galena (PbS) claim 1 , calcite (CaCO) claim 1 , celestine (SrSO) claim 1 , halite (NaCl) claim 1 , and dolomite (CaMg(CO)).5. The formulation according to claim 1 , wherein the weighting agent is barite (BaSO).6. The formulation according to claim 1 , wherein the pigment is selected from the group consisting of inorganic white pigments claim 1 , inorganic chromatic pigments claim 1 , iron oxide pigments claim 1 , oxidic ...

Stabilising composition

The invention concerns a stabilising composition, comprising: at least one antioxidant comprising one or more of: a phenolic antioxidant, a phosphite antioxidant, a sulphur-containing antioxidant, and an aminic antioxidant; and at least one buffering agent, wherein the buffering agent has the capacity to buffer in aqueous solution at a pH range from 4 to 8.

THREE COMPONENT COMPOSITION FOR THE MANUFACTURE OF PRIMER LAYER OR SCRATCH COATING FOR FLOORING

A three component composition consisting of a polyol component (A) including at least two polyols, one with high, one with low molecular weight and water, a polyisocyanate component (B) including a methylene diphenyl diisocyanate (MDI) product with an average NCO functionality of at least 2.5, or a methylene diphenyl diisocyanate (MDI) product with an average NCO functionality of at least 2 and at least one further polyol with an amount of between 1% and 30% based on the weight of the polyisocyanate component (B), wherein the MDI product and the polyol have reacted at least partially, and a powder component (C) including at least one hydraulic binder, preferably cement and/or calcined paper sludge, preferably a calcium compound selected from calcium hydroxide and/or calcium oxide, and optionally one or more aggregates. 3. The three component composition according to claim 2 , wherein claim 2 , Ris CHor —CH—NH—CHand n is 1-3.4. The three component composition according to claim 2 , wherein the tertiary amine tAM is selected from the group consisting of 2-(dimethylaminomethyl) phenol claim 2 , 2 claim 2 ,6-bis (dimethylaminomethyl) phenol claim 2 , 2 claim 2 ,4-bis (dimethylaminomethyl) phenol claim 2 , 2 claim 2 ,4 claim 2 ,6-tris (dimethylaminomethyl) phenol and 2 claim 2 ,4 claim 2 ,6-tris (((3-(dimethylamino) propyl) amino) methyl) phenol.5. The three component composition according to claim 1 , wherein the weight ratio of components (A+B) to component (C) ((A+B)/(C)) is in the range of 2:2.5 to 2:3.5 claim 1 , wherein components (A+B) represents the combined weight of component (A) and component (B).6. The three component composition according to claim 2 , wherein the weight ratio of components (A+B) to component (C) ((A+B)/(C)) is in the range of 2:1.5 to 2:2.5 claim 2 , wherein components (A+B) represents the combined weight of component (A) and component (B).7. The three component composition according to claim 1 , wherein component (A) comprises said polyol ...

COLD FLOW REDUCED POLYMERS WITH GOOD PROCESSING BEHAVIOUR

The present invention relates to cold flow-reduced polymers having good processing characteristics, these having, at the end of the polymer chain, a silane-containing carboxyl group of the formula (I) 3. The end group-functionalized polymers according to claim 1 , wherein the polymers are diene polymers claim 1 , or diene copolymers.4. The ene group-functionalized polymers according to claim 1 , wherein the polymer is obtained by reaction of reactive ends of the polymer chain with one or more silalactone functionalizing reagents.7. The polymer mixtures according to claim 6 , wherein the polymers have mean molar masses (number-average claim 6 , M) of 10 claim 6 ,000 to 2 claim 6 ,000 claim 6 ,000 g/mol.8. The polymer mixtures according to claim 7 , wherein the polymers have glass transition temperatures of −110° C. to +20° C.9. (canceled)10. A process for preparing the end group-functionalized polymers according to claim 1 , the process comprising adding one or more silalactones in stoichiometric amounts claim 1 , in an excess claim 1 , or in a deficiency claim 1 , to produce polymers having reactive ends on the polymer chains.11. The process according to claim 10 , wherein the amount of functionalizing reagents is 0.005 to 2% by weight based on the amount of polymer.12. (canceled)13. Vulcanizable rubber compositions comprising:{'claim-ref': {'@idref': 'CLM-00006', 'claim 6'}, 'a) A polymer mixture according to and'}b) ageing stabilizers, oils, fillers, rubbers and/or further rubber auxiliaries.14. (canceled)15. Moulding produced from vulcanizable rubber compositions according to .16. The end group-functionalized polymers according to claim 1 , wherein R is H.18. The end group-functionalized polymers according to claim 17 , wherein any alkyl claim 17 , alkoxy claim 17 , cycloalkyl claim 17 , cycloalkoxy claim 17 , aryl claim 17 , aryloxy claim 17 , alkaryl claim 17 , alkaryloxy claim 17 , aralkyl claim 17 , aralkoxy claim 17 , or divalent organic radical may contain ...

FUNCTIONALIZED DIENE RUBBERS

The present invention relates to functionalised diene rubbers and their production, to rubber mixtures, comprising these functionalised diene rubbers, and to their use for the production of rubber vulcanisates, which serve in particular for the production of highly reinforced rubber mouldings. Particular preference is given to the use in the production of tyres which have particularly low rolling resistance, and particularly high wet slip resistance and abrasion resistance. 1. A process for the production of functionalized diene rubber , the process comprising:polymerizing monomers comprising dienes, in a solvent to produce diene polymer in the solvent; andcontacting the diene polymer in the solvent, in situ, with a free-radical initiator and at least one hydroxymercaptan comprising at least two —OH functional groups to produce hydroxyl-functionalized diene rubber.3. The process according to claim 2 , wherein: photoinitiators and visible or UV light; and', 'chemical initiators selected from peroxides, azo compounds and benzopinacol silyl ethers; and, 'the free-radical initiator comprises at least one ofthe solvent comprises at least one hydrocarbon solvent selected from paraffinic hydrocarbons and aromatic hydrocarbons.4. The process according to claim 2 , wherein the monomers comprise diene monomers and vinylaromatic monomers and the diene rubber comprises repeat units based on the diene monomers and the vinylaromatic monomers.5. The process according to claim 4 , wherein the polymerizing is at a temperature of 40° C. to 130° C. and comprises at least one of anionic solution polymerization and coordination catalyst polymerization.6. The process according to claim 4 , wherein:the diene monomers comprise at least one of 1,3-butadiene, isoprene, 1,3-pentadiene, 2,3-dimethylbutadiene, 1-phenyl-1,3-butadiene, and 1,3-hexadiene;the vinylaromatic monomers comprise at least one of styrene, o-methylstyrene, m-methylstyrene, p-methylstyrene, p-tert-butylstyrene, α- ...

MOULDING COMPOUND BASED ON A PARTIALLY AROMATIC COPOLYAMIDE

A moulding composition, comprising at least 40 wt. % of the following components: 1. A moulding composition , comprising at least 40 wt. % of the following components:a) 60 to 99 parts by wt. of a partially aromatic copolyamide which comprises as polymerized monomer units:I. 30 to 90 mol % of a combination of hexamethylenediamine and terephthalic acid; andII. 70 to 10 mol % of a combination of hexamethylenediamine and a linear aliphatic dicarboxylic acid with 8 to 19 C atoms;wherein the mol % values relate to the sum of I and II and wherein at most 20% of the hexamethylenediamine can be replaced by the equivalent quantity of another diamine and/or wherein at most 20% of the terephthalic acid can be replaced by the equivalent quantity of another aromatic dicarboxylic acid and/or 1,4-cyclohexanedicarboxylic acid and/or wherein at most 20% of the repeating units of hexamethylenediamine and linear aliphatic dicarboxylic acid can be replaced respectively by the equivalent number of units of a copolymerized lactam or co-aminocarboxylic acid with 6 to 12 C atoms; andb) 40 to 1 parts by wt. of an olefinic copolymer comprising as polymerized monomer units:i) 35 to 94.9 wt. % of ethene-based monomer units,ii) 5 to 65 wt. % of monomer units based on a 1-alkene with 4 to 8 C atoms,iii) 0 to 10 wt. % of monomer units based on an olefin different from i) and ii), andiv) 0.1 to 2.5 wt. % of monomer units based on an aliphatically unsaturated dicarboxylic acid anhydride,whereinthe sum of the wt. % values of i), ii), iii) and iv) is 100%, andthe sum of the parts by wt. of a) and b) is 100.2. The moulding composition according to claim 1 ,{'sub': 'm', 'wherein a crystallite melting point Tof the copolyamide a) is from 240° C. to 300° C. when determined according to ISO 11357, measured during the 2nd heating stage.'}3. The moulding composition according to claim 1 ,wherein a ratio of amino end groups to a sum of amino and carboxyl end groups of the partially aromatic copolyamide is ...

MOULDING COMPOUND BASED ON A PARTIALLY AROMATIC COPOLYAMIDE

A moulding composition, comprising at least 40 wt. % of the following components: 1. A moulding composition , comprising at least 40 wt. % of the following components:a) 60 to 99 parts by wt. of a partially aromatic copolyamide which comprises as polymerized monomer units:I. 30 to 90 mol % of a combination of hexamethylenediamine and terephthalic acid; andII. 70 to 10 mol % of a lactam and/or of an ω-aminocarboxylic acid with 11 or 12 C atoms,wherein the mol % values relate to the sum of I and II and wherein at most 20% of the hexamethylenediamine can be replaced by the equivalent quantity of another diamine and/or wherein at most 20% of the terephthalic acid can be replaced by the equivalent quantity of another aromatic dicarboxylic acid and/or 1,4-cyclohexanedicarboxylic acid and/or wherein at most 20% of the repeating units of a lactam and/or of an ω-aminocarboxylic acid with 11 or 12 C atoms can be replaced respectively by the equivalent number of units which are derived from a combination of hexamethylenediamine and a linear aliphatic dicarboxylic acid with 8 to 19 C atoms and/or caprolactam;b) 40 to 1 parts by wt. of an olefinic copolymer comprising as polymerized monomer units:i) 35 to 94.9 wt. % of ethene-based monomer units,ii) 5 to 65 wt. % of monomer units based on a 1-alkene with 4 to 8 C atoms,iii) 0 to 10 wt. % of monomer units based on an olefin different from i) and ii), andiv) 0.1 to 2.5 wt. % of monomer units based on an aliphatically unsaturated dicarboxylic acid anhydride,whereina sum of the weight % values of i), ii), iii) and iv) is 100%, andthe sum of the parts by wt. of a) and b) is 100.2. The moulding composition according to claim 1 ,{'sub': 'm', 'wherein a crystallite melting point Tof the copolyamide a) is from 240° C. to 300° C. when determined according to ISO 11357, measured during the 2nd heating stage.'}3. The moulding composition according to claim 1 ,wherein a ratio of amino end groups to a sum of amino and carboxyl end groups of ...

Clarifier Blends for Optimum Performance

A thermoplastic polyolefin composition and methods for its use is disclosed. The composition can include a thermoplastic polyolefin and a clarifying agent blend comprising a trisamide clarifier and sorbitol clarifier at a ratio of trisamide clarifier to sorbitol clarifier of 1:2 to 1:40 w/w. 1. A thermoplastic polyolefin composition comprising:(a) a thermoplastic polyolefin; and(b) a clarifying agent blend comprising a trisamide clarifier and a sorbitol clarifier at a ratio of trisamide clarifier to sorbitol clarifier of 1:2 to 1:40 w/w.2. The composition of claim 1 , wherein the clarifying agent blend has a trisamide clarifier to sorbitol clarifier ratio of about 1:10.3. The composition of claim 1 , wherein the clarifying agent blend is about 0.2 to 0.25 wt. % of the thermoplastic polyolefin composition.4. The composition of claim 1 , wherein the trisamide clarifier is a trisamide benzene compound.5. The composition of claim 4 , wherein the trisamide benzene compound is N claim 4 ,N′ claim 4 ,N″-benzene-1 claim 4 ,3 claim 4 ,5-triyltris(2 claim 4 ,2-dimethylpropanamide).6. The composition of claim 1 , wherein the sorbitol clarifier is 1 claim 1 ,2 claim 1 ,3 claim 1 ,4-dibenzylidene sorbitol claim 1 , 1 claim 1 ,2 claim 1 ,3 claim 1 ,4-di-para-methylbenzylidene sorbitol claim 1 , 1 claim 1 ,2 claim 1 ,3 claim 1 ,4-di-meta claim 1 , para-methylbenzylidene sorbitol claim 1 , or 1 claim 1 ,2 claim 1 ,3-trideoxy-4 claim 1 ,5:5 claim 1 ,7-bis-O-[(4-propylphenyl)methylene]-Nonitol.7. The composition of claim 1 , wherein the thermoplastic polyolefin is polypropylene.8. The composition of claim 1 , whereinthe trisamide clarifier is N,N′,N″-benzene-1,3,5-triyltris(2,2-dimethylpropanamide),the sorbitol clarifier is 1,2,3,4-dibenzylidene sorbitol, 1,2,3,4-di-para-methylbenzylidene sorbitol, 1,2,3,4-di-meta, para-methylbenzylidene sorbitol, or 1,2,3-trideoxy-4,5:5,7-bis-O-[(4-propylphenyl)methylene]-Nonitol, andthe thermoplastic polyolefin is polypropylene.9. The composition ...

Sealant composition

A sealant composition for insulation of devices that are sensitive to penetration of moisture from the external environment is described. The sealant composition has ethylene-octene copolymers, a maleic anhydride modified polyolefin, an ethylene-vinyl acetate copolymer, at least one inert filler, at least one moisture scavenger, and at least one stabilizing or antioxidant preserving agent.

WATERBORNE SELF-POLISHING ANTIFOULING PAINT AND PREPARATION METHOD AND APPLICATION THEREOF

The present invention provides a waterborne self-polishing antifouling paint and a preparation method and application thereof, and belongs to the technical field of marine antifouling paints. The waterborne self-polishing antifouling paint provided by the present invention includes the following components in parts by weight: 30-60 parts of waterborne self-polishing emulsion, 30-70 parts of waterborne slurry, 0.1-0.5 parts of waterborne leveling agent, 0.2-1 parts of waterborne defoamer, 0.5-1 parts of film-forming additive and 10-20 parts of water. The waterborne self-polishing antifouling paint provided by the present invention has an ultra-low content of volatile organic compounds (VOCs) (less than 20 g/L), and is environmentally friendly. The waterborne self-polishing antifouling paint can be formed into a paint film with good mechanical properties, stable self-polishing rate, and excellent water immersion resistance and antifouling performance. 1. A waterborne self-polishing antifouling paint , comprising the following components in parts by weight:30-60 parts of waterborne self-polishing emulsion, 30-70 parts of waterborne slurry, 0.1-0.5 parts of waterborne leveling agent, 0.2-1 parts of waterborne defoamer, 0.5-1 parts of film-forming additive and 10-20 parts of water, whereinthe waterborne self-polishing emulsion comprises the following raw materials in percent by mass:5-30% of silicone acrylate monomer, 10-40% of vinyl unsaturated monomer, 0.2-2% of acrylic acid, 5-20% of rosin, 0.1-1% of initiator, 0.5-3% of emulsifier, 0.01-0.1% of sodium bicarbonate, 0.1-1% of pH adjuster, and the balance being water;the waterborne slurry is prepared with an antifouling agent, a pigment/filler, an organic bentonite, a thickener, a waterborne wetting and dispersing agent and water, and the antifouling agent, the pigment/filler, the organic bentonite, the thickener, the waterborne wetting and dispersing agent and the water have a mass ratio of (40-60):(5-10):(3-4):(0.5-1 ...

SINGLE-COMPONENT ADHESIVE COMPOSITIONS

Disclosed are single component, stimuli-responsive adhesives that cure in response to an applied stimulus, including single component moisture-curable adhesives (e.g., moisture-curable (meth)acrylate/polyurethane hybrid adhesives). These adhesive compositions can combine the non-toxic, high strength properties of (meth)acrylate adhesives with the bonding characteristics of polyurethanes. The compositions described herein employ imitator systems which trigger polymerization/curing of the adhesive composition in response to a stimulus, such as ambient moisture, mild heat, and/or by physical stress. These strategies eliminate the need for mixing or an external energy stimulus to initiate curing. In this way, the benefits of polyurethane adhesive chemistry can be brought to the consumer market, in a system that is readily usable by the average individual.

N-TYPE ORGANIC SEMICONDUCTOR FORMULATIONS AND DEVICES

The present invention discloses an organic semiconductor formulation comprising an organic semiconductor (OSC) and an organic nitrogen-containing additive (ONA) capable of enhancing the n-type performance of the organic semiconductor. The semiconductor formulation disclosed herein is suitable for producing n-type semiconductor thin films for use in a variety of electronic applications and devices. 1. An organic semiconductor formulation comprising:an organic semiconductor (OSC); andan organic nitrogen-containing additive (ONA) capable of enhancing n-type performance of the organic semiconductor.2. The formulation according to claim 1 , wherein the ONA is a linear polyethylenimine claim 1 , branched polyethylenimine claim 1 , at least partially ethoxylated polyethylenimine claim 1 , a modified polyethylenimine claim 1 , or a copolymer of polyethylenimine with a second polymer.4. The formulation according to claim 3 , wherein R3 is aryl claim 3 , substituted aryl claim 3 , heteroaryl or substituted heteroaryl.8. The formulation according to claim 1 , wherein the ONA is an amino acid having a positively charged side chain at pH 7.4.12. The organic semiconductor formulation of wherein the where the organic semiconductor has a LUMO energy level of −3 eV or lower.14. A method of enhancing n-type performance of an organic semiconductor claim 1 , comprising mixing the OSC with an organic nitrogen-containing additive (ONA) capable of enhancing the n-type performance of the organic semiconductor to thereby form an n-type semiconductor formulation claim 1 , whereby the n-type performance of the organic semiconductor is enhanced.15. An electronic device claim 1 , comprising a semiconductor layer comprising:an organic semiconductor; andan organic nitrogen-containing additive (ONA) capable of enhancing the n-type performance of the organic semiconductor.16. The electronic device of claim 1 , wherein the semiconductor layer comprises an organic semiconductor formulation as defined ...

PROCESS FOR DYEING A HYDROLYSIS RESISTANT POLYESTER FILM

The present disclosure relates to a process for dyeing a hydrolysis-resistant polyester film. The process comprises dyeing of a hydrolysis resistant polyester film in a dye bath comprising at least one coloring agent (dye), at least one polyhydric alcohol, and optionally at least one UV absorber to obtain a dyed film. The dyed film is subjected to quenching followed by cleaning and drying to obtain a dyed hydrolysis-resistant polyester film. The process of the present disclosure is simple, economical, improve hydrolysis resistance, and also retains the mechanical properties of the film when exposed to harsh environmental conditions. 1. A process for dyeing of a hydrolysis resistant polyester film , said process comprising the following steps:a. dyeing a hydrolysis resistant polyester film in a dye bath comprising at least one coloring agent (dye), at least one polyhydric alcohol and optionally at least one UV stabilizer, at a temperature in the range of 140° C. to 190° C. to obtain a dyed film;b. quenching said dyed film in a first fluid medium to obtain a quenched film;c. cleaning said quenched film with a second fluid medium followed by scrubbing and rinsing to obtain a cleaned film; andd. drying said cleaned film in an oven at a temperature in the range of 50° C. to 250° C. to obtain the dyed hydrolysis resistant polyester film.2. The process as claimed in claim 1 , wherein prior to dyeing claim 1 , a thickness of said hydrolysis resistant polyester film is in the range of 12 μm to 150 μm.3. The process as claimed in claim 1 , wherein said coloring agent is at least one selected from blue color claim 1 , yellow colour claim 1 , and red colour.4. The process as claimed in claim 1 , wherein said polyhydric alcohol is at least one selected from monoethylene glycol claim 1 , diethylene glycol claim 1 , propylene glycol claim 1 , glyceraldehyde claim 1 , and polyethylene glycol.5. The process as claimed in claim 1 , wherein said UV stabilizer is at least one selected ...

BIO-RENEWABLE PHASE CHANGE INKS

A phase change ink composition suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the phase change ink composition comprises a bio-renewable crystalline component and amorphous component which provides for a robust ink composition. In embodiments, the amorphous component is derived from low cost, stable and bio-renewable materials comprising aromatic rosin esters. 1. A phase change ink comprising:a crystalline component;an amorphous component being an aromatic rosin ester; andan optional colorant.2. The phase change ink of further comprising a colorant selected from the group consisting of a pigment claim 1 , dye or mixtures thereof.4. The phase change ink of claim 1 , wherein amorphous component and the crystalline component comprise at least 80% by weight of bio-renewable content.5. The phase change ink of comprising at least about 70% by weight of bio-renewable content.6. The phase change ink of claim 1 , wherein the crystalline component is selected from the group consisting of distearyl terephthalate claim 1 , didocosyl terephthalate claim 1 , and mixtures thereof.7. The phase change ink of claim 1 , wherein the crystalline component is present in an amount of from about 60 percent to about 95 percent by weight of the total weight of the phase change ink.8. The phase change ink of claim 1 , wherein the amorphous component is present in an amount of from about 5 percent to about 40 percent by weight of the total weight of the phase change ink.9. The phase change ink of claim 1 , wherein the crystalline/amorphous ratio is from about 60:40 to about 95:5.10. The phase change ink of claim 1 , wherein the crystalline component has a viscosity of less than 12 cps at a temperature of about 140° C.11. The phase change ink of claim 1 , wherein the amorphous component has Tof from about −10° C. to about 30° C.12. The phase change ink of claim 1 , wherein the amorphous component does not exhibit a substantial increase in viscosity ...

BASIC STABILISATION SYSTEMS FOR EMULSION POLYMERISED RUBBER

There are described compositions comprising a) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) a compound of the formula (I) wherein Ris C-Calkyl, Ris hydrogen, C-Calkyl, cyclohexyl, 1-methylcyclohexyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or —CH—S—R, Ris C-Calkyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or —CH—S—R, Ris hydrogen or methyl, and c) a styrenated diphenylamine of the formula (II). 2. A composition according to claim 1 , wherein Ris Calkyl or Calkyl.3. A composition according to claim 1 , wherein{'sub': 1', '8', '12, 'Ris Calkyl or Calkyl,'}{'sub': '2', 'Ris methyl,'}{'sub': 3', '2', '1', '1', '8', '12, 'Ris —CH—S—R, and Ris Calkyl or Calkyl, and'}{'sub': '4', 'Ris hydrogen.'}4. A composition according to claim 1 , comprising from 0.01 to 10% by weight of component (b) of formula I claim 1 , based on the weight of the dry solids content of component (a).5. A composition according to claim 1 , comprising from 0.01 to 10% by weight of component (c) of formula II claim 1 , based on the weight of the dry solids content of component (a).6. A composition according to claim 1 , wherein component (a) is a pale emulsion crude rubber claim 1 , a pale synthetic latex or a pale natural rubber latex.7. A composition according to claim 1 , wherein component (a) is a polydiene emulsion crude rubber claim 1 , a halogen-containing polydiene emulsion crude rubber or a styrene-butadiene copolymer emulsion crude rubber.8. A composition according to claim 1 , wherein component (a) is a carboxylated styrene-butadiene claim 1 , a styrene-acrylic acid claim 1 , a vinyl acetate-acrylate or a carboxylated butadiene-acrylonitrile.9. A composition according to claim 1 , wherein component (a) is an emulsion crude rubber which has been coagulated with a halogen containing system.10. A composition according to claim 1 , wherein component (a) is an emulsion styrene-butadiene rubber ( ...

Composite for dental pattern resin

To provide a composite for a dental pattern resin whose shrinkage when curing and expansion when heated can be both suppressed as its usability is kept, the composite for a dental pattern resin includes a liquid formulation and a powder formulation, wherein the liquid formulation includes a polymerizable monofunctional (meth)acrylate, a polymerizable polyfunctional (meth)acrylate, and a polymerization accelerator, and the powder formulation includes more than 5 mass % of a (meth)acrylate copolymer on the basis of the total powder formulation.

TIRE CRUMB-BASED BITUMEN POLYMER FOR PRODUCING A LOWER VISCOSITY ASPHALT WITH IMPROVED TOLERANCE TO HIGH TEMPERATURES

A bitumen polymer additive comprises a base of tire rubber crumbs in the amount of about 70 to about 90 percent by weight of tire rubber crumbs sized about 14 mesh or smaller. Added to that base is about 0.5 to about 5 percent by weight of a benzothiazole-based devulcanizing agent, about 0.3 to about 3 percent by weight of a C-Cheavy metal soap such as a zinc stearate, about 0.1 to about 3 percent by weight of an antiozonant, and about 0.1 to about 20 percent of a plasticizer such as a heavy oil. The additive polymer is used for producing an asphalt of superior quality, including lower initial viscosity and improved wear resistance. 1. A bitumen additive for use in an asphalt , said bitumen additive comprising:about 70 to about 90 percent by weight of tire rubber crumbs sized about 14 mesh or smaller,about 0.5 to about 5 percent by weight of a benzothiazole-based devulcanizing agent,{'sub': 14', '18, 'about 0.3 to about 3 percent by weight of a C-Cheavy metal soap,'}about 0.1 to about 3 percent by weight of an antiozonant, andabout 0.1 to about 20 percent of a plasticizer.2. The bitumen additive as in claim 1 , wherein said benzothiazole-based devulcanizing agent is selected from a group consisting of Benzothiazole claim 1 , 2 claim 1 ,2′-Bibenzothiazoline claim 1 , 4-(2-Benzothiazolyldithio)morpholine claim 1 , 5-Bromo-2-methylbenzothiazole claim 1 , (2-Benzothiazolylthio)acetic Acid claim 1 , 3-(2-Benzothiazolylthio)propionic Acid claim 1 , 6-Bromo-2-benzothiazolinone claim 1 , 3-(2-Benzothiazolyl)-7-(diethylamino)coumarin claim 1 , Ethyl 2-(2-Benzothiazolyl)acetate claim 1 , 2(3H)-Benzothiazolone claim 1 , 2-(4-Bromophenyl)benzothiazole claim 1 , (+)-Benzotetramisole claim 1 , (−)-Benzotetramisole claim 1 , S-(2-Benzothiazolyl) claim 1 , (Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)thioacetate claim 1 , 2-Bromobenzothiazole claim 1 , 6-Bromo-2-chlorobenzothiazole claim 1 , 2-Chlorobenzothiazole claim 1 , N-Cyclohexyl-2-benzothiazolylsulfenamide claim 1 , 5-Chloro- ...

THERMAL BASE GENERATOR, THERMOSETTING RESIN COMPOSITION, CURED FILM, CURED FILM MANUFACTURING METHOD, AND SEMICONDUCTOR DEVICE

Provided are a thermal base generator which is capable of performing cyclization of a. thermosetting resin at a low temperature and with which a thermosetting resin composition having excellent stability can be prepared, a thermosetting resin composition, a cured film, a cured film manufacturing method, and a semiconductor device. 1. A thermal base generator , comprising:at least one selected from an acidic compound which generates a base in a case of being heated to 40° C. or higher; andan ammonium salt containing an anion having a pKa1 of 0 to 4 and an ammonium cation.2. The thermal base generator according to claim 1 , wherein the acidic compound is a compound which generates a base in a case of being heated to 120° C. to 200° C.3. The thermal base generator according to claim 1 , wherein the acidic compound is an ammonium salt.4. The thermal base generator according to claim 1 , wherein the acidic compound is a salt of an ammonium cation with a carboxylic acid anion.5. The thermal base generator according to claim 1 , wherein the ammonium salt containing an anion having a pKa1 of 0 to 4 and an ammonium cation is an acidic compound.6. The thermal base generator according to claim 1 , wherein the anion contained in the ammonium salt is a carboxylic acid anion.9. The thermal base generator according to claim 4 , wherein the carboxylic acid anion is a divalent or higher-valent anion of carboxylic acid having two or more carboxyl groups.10. The thermal base generator according to claim 4 , wherein the carboxylic acid anion is a divalent anion of carboxylic acid.11. The thermal base generator according to claim 4 , wherein the carboxylic acid anion is an anion of carboxylic acid having a pKa1 of 4 or less.13. The thermal base generator according to claim 4 , wherein the carboxylic acid anion is one selected from a maleic acid anion claim 4 , a phthalic acid anion claim 4 , an N-phenyliminodiacetic acid anion and an oxalic acid anion.15. The thermal base generator ...

Thermally initiated acid catalyzed reaction between silyl hydride and siloxane

A composition contains a mixture of silyl hydride, a siloxane, a Lewis acid catalyst and an amine having the following formula: R 1 R 2 R 3 N; where the nitrogen is not a member of an N═C—N linkage and where each of R 1 , R 2 , and R 3 is independently selected from a group consisting of hydrogen, alkyl, substituted alkyl, and conjugated moieties; and wherein at least one of R 1 , R 2 and R 3 is a conjugated moiety connected to the nitrogen by a conjugated carbon.

TIRE MANUFACTURING METHOD

A tire manufacturing method includes making a master batch, using the master batch to make a rubber composition, and making a green tire. The master batch is made wherein a carbon-black-containing pre-coagulation rubber latex is coagulated to obtain a coagulum; a compound according to Formula (I) is added to the water-containing coagulum; 2. The tire manufacturing method according to whereinthe operation in which the compound is dispersed within the coagulum is an operation in which the compound is dispersed within the coagulum as the coagulum is being dewatered.3. The tire manufacturing method according to wherein claim 1 ,at the operation in which the compound is added to the coagulum, taking the amount of water in the coagulum for every 100 parts by mass of rubber within the coagulum to be Wa, and taking the amount of the compound that is added for every 100 parts by mass of rubber within the coagulum to be Wb, Wa/Wb, being the ratio of Wa to Wb, is in a range that is 1 to 8100.4. The tire manufacturing method according to wherein thickness of the unvulcanized rubber sheeting is not less than 0.1 mm. The present disclosure relates to a tire manufacturing method.Patent Reference No. 1 discloses a method in which (2Z)-4-[(4-aminophenyl)amino]-4-oxo-2-butene acid sodium and carbon black are placed in a Banbury mixer and kneaded with rubber (hereinafter “prior manufacturing method”). Regarding (2Z)-4-[(4-aminophenyl)amino]-4-oxo-2-butene acid sodium. Patent Reference No. 1 further discloses that the terminal nitrogen functional group bonds to carbon black and that the carbon-carbon double-bond portion bonds to polymer.Patent Reference No. 1: Japanese Patent Application Publication kokai No. 2014-95016A first tire manufacturing method in accordance with the present disclosure comprises an operation in which a master batch is made, an operation in which the master batch is used to make a rubber composition, and an operation in which a green tire is made. The operation ...

TIRE MEMBER MANUFACTURING METHOD AND TIRE MANUFACTURING METHOD

A first tire member manufacturing method includes an operation in which a master batch is made, and an operation in which the master batch, peptizing agent, and processing additive are mixed. The operation in which the master batch is made includes an operation in which carbon-black-containing pre-coagulation rubber latex is coagulated to obtain a coagulum, an operation in which a compound according to Formula (I), below, is added to the water-containing coagulum, and an operation in which the compound according to Formula (I) is dispersed within the coagulum. 2. The tire member manufacturing method according to wherein the operation in which the compound is dispersed within the coagulum is an operation in which the compound is dispersed within the coagulum as the coagulum is being dewatered.3. The tire member manufacturing method according to wherein claim 1 ,at the operation in which the compound is added to the coagulum, taking the amount of water in the coagulum for every 100 parts by mass of rubber within the coagulum to be Wa, and taking the amount of the compound that is added for every 100 parts by mass of rubber within the coagulum to be Wb, Wa/Wb, being the ratio of Wa to Wb, is in a range that is 1 to 8100.4. A tire manufacturing method comprising the tire member manufacturing method according to .6. A tire manufacturing method comprising the tire member manufacturing method according to . The present invention relates to a tire member manufacturing method and a tire manufacturing method.Patent Reference No. 1 discloses a method in which (2Z)-4-[(4-aminophenyl)amino]-4-oxo-2-butene acid sodium and carbon black are placed in a Banbury mixer and kneaded with rubber (hereinafter “prior manufacturing method”). Regarding (2Z)-4-[(4-aminophenyl)amino]-4-oxo-2-butene acid sodium, Patent Reference No. 1 further discloses that the terminal nitrogen functional group bonds to carbon black and that the carbon-carbon double-bond portion bonds to polymer.A first tire ...

TIRE MEMBER, AND METHOD FOR PRODUCING THE SAME

A tire member, comprising a diene based rubber, a filler, a rubber powder, and a compound represented by the following formula (I): The present invention relates to a tire member, and a method for producing the tire member.Hitherto, rubber product scrap materials, such as a waste tire, have been reused. For example, the materials have been used as fuels in cement factories and others. In recent years, under the consideration of environmental problems, material recycling has been recommended in which waste tires or others are pulverized and the resultant is used as it is as rubber pieces or a rubber powder. However, when a rubber powder obtained by pulverizing, e.g., waste tires into fine particles is blended into a new rubber, there arise problems that the resultant rubber composition is raised in viscosity to be deteriorated in workability, and a vulcanized rubber obtained by vulcanizing the rubber composition is deteriorated in physical properties, for example, in tensile strength and other properties.Patent Document 1 identified below reports a technique of adding a specified block polymer into a vulcanized rubber of a rubber composition into which a vulcanized rubber powder is blended, a purpose of the addition being to prevent the vulcanized rubber from being lowered in tearing strength.Patent Document 2 identified below reports a technique of using a rubber composition into which a specified compound is blended, so as to improve physical properties of a tire.Patent Document 1: JP-A-08-134267Patent Document 2: JP-A-2014-However, Patent Document 2 neither discloses nor suggests the point that an improvement is made in physical properties of a vulcanized rubber into which a rubber powder obtained using waste tires as a raw material is blended, for example, in the tensile strength of the vulcanized rubber.In light of the above-mentioned actual situation, an object of the present invention is to provide a tire member which includes a rubber powder and which can be ...

SUBLIMATING DYE INK FOR INK JETS AND DYEING METHOD

A sublimating dye ink for ink jets of the present invention contains water, a sublimating dye, a humectant and an anionic polymer dispersant. The anionic polymer dispersant is a styrene-(meth)acrylic acid-based copolymer having an acid value of 160 to 250 mgKOH/g and a weight average molecular weight of 8,000 to 20,000. The ink contains further as a penetrant an acetylene glycol-based compound expressed by a chemical formula (I) below. A sublimation transfer dyeing method of the present invention includes: inkjet printing the ink on a sheet recording medium; and superposing a printed surface of the recording medium on an object to be dyed, then heating to sublimate-transfer the sublimating dye to the object to be dyed. Thereby, the present invention provides a sublimating dye ink for ink jets containing a sublimating dye, which has high-quality and stable recording performance, maintains the ink storage stability, and at the same time, the ink has a high print density on a surface of a recording medium, and reduces environmental pollution during a dyeing process. 2. The sublimating dye ink for ink jets according to claim 1 , wherein the humectant is at least one selected from the group consisting of: a sugar alcohol derived from a monosaccharide claim 1 , a sugar alcohol derived from a disaccharide claim 1 , diglycerin claim 1 , propylene glycol claim 1 , ethylene glycol claim 1 , 1 claim 1 ,3-propanediol claim 1 , and polyglycerin having an average polymerization degree of 3 to 10.3. The sublimating dye ink for ink jets according to claim 1 , wherein the weight average molecular weight of the anionic polymer dispersant is 10 claim 1 ,000 to 18 claim 1 ,000.4. The sublimating dye ink for ink jets according to claim 1 , wherein the content of the styrene-(meth)acrylic acid-based copolymer is 0.2 to 4 mass % with respect to the total mass of ink.5. The sublimating dye ink for ink jets according to claim 1 , further comprising an anionic surfactant in the range of 0.1 ...

RESIN COMPOSITION, RESIN SHEET, RESIN CURED PRODUCT, AND RESIN SUBSTRATE

A resin composition includes an epoxy compound, a triphenylbenzene compound, an inorganic particle including a magnesium oxide (MgO) or the like, and phosphorus (P). The triphenylbenzene compound is a compound that includes 1,3,5-triphenylbenzene as a skeleton, and that includes a reactive group introduced in the skeleton. A content (mass %) of the phosphorus expressed by (mass of the phosphorus/mass of nonvolatile content excluding the inorganic particle)×100 is from 0.5 mass % to 4.3 mass %. 2. The resin composition according to claim 1 , wherein the content of the phosphorus is from 0.8 mass % to 4 mass %.3. The resin composition according to claim 1 , wherein the content of the phosphorus is from 0.8 mass % to 2 mass %.4. The resin composition according to claim 1 , wherein the phosphorus is included in the epoxy compound as a constituent element.5. The resin composition according to claim 1 , whereinat least one of the R1 to the R5 is the reactive group,at least one of the R6 to the R10 is the reactive group, andat least one of the R11 to the R15 is the reactive group.6. The resin composition according to claim 1 , whereinone of the R1 to the R5 is the reactive group,one of the R6 to the R10 is the reactive group, andone of the R11 to the R15 is the reactive group.7. The resin composition according to claim 1 , whereinthe R1 to the R15 are each any of the hydrogen group and the hydroxyl group, orthe R1 to the R15 are each any of the hydrogen group and the amino group.9. A resin sheet comprising{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the resin composition according to .'}10. A resin cured product comprising{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a cured reactant of the resin composition according to .'}11. A resin substrate comprising{'claim-ref': {'@idref': 'CLM-00009', 'claim 9'}, 'a cured reactant of the resin sheet according to .'}12. The resin substrate according to claim 11 , whereinthe cured reactant comprises two or more cured ...

Cellulose ester composition

A cellulose ester composition having high fluidity, the cellulose ester composition containing a cellulose ester (A), an adipate-based compound (B), and a citrate-based compound (C). When a total of the component (A), the component (B), and the component (C) is 100 mass %, a content of the component (B) is from 7 to 20 mass %, a content of the component (C) is from 1 to 14 mass %, a total content of the component (B) and the component (C) is from 21 to 30 mass %, and the remainder is the component (A).

MOLDED BODY AND METHOD FOR PRODUCING SAME

A formed body including: a polytetrafluoroethylene or a modified polytetrafluoroethylene; and an unmodified polymerization inhibitor, the content of the unmodified polymerization inhibitor being 0.02 to 15 wt %. 1. A formed body comprising:a polytetrafluoroethylene or a modified polytetrafluoroethylene; andan unmodified polymerization inhibitor, the content of the unmodified polymerization inhibitor being 0.02 to 15 wt %.2. The formed body according to claim 1 , wherein the content of the unmodified polymerization inhibitor is 0.3 to 15 wt %.3. The formed body according to claim 1 , wherein the unmodified polymerization inhibitor is di-β-naphthyl-p-phenylene diamine.4. The formed body according to claim 1 , wherein the formed body does not comprise a sulfur-containing compound.5. The formed body according to claim 1 , wherein the content of the unmodified polymerization inhibitor is 0.5 to 8 wt %.6. The formed body according to claim 1 , wherein the formed body has a whiteness degree of 15 or more and a yellowness degree of 65 or less.7. The formed body according to claim 1 , wherein the formed body further comprises one or more selected from the group consisting of alumina claim 1 , titanium oxide claim 1 , silica claim 1 , barium sulfate claim 1 , silicon carbide claim 1 , silicon nitride claim 1 , glass fiber claim 1 , glass beads and mica.8. The formed body according to claim 1 , wherein the formed body is a gasket.9. The formed body according to claim 1 , wherein the formed body is a monomer-resistant gasket.10. A method for producing the formed body according to claim 1 , the method comprising the steps of:filling a mold with a raw material comprising 80 to 99.95 wt % of a polytetrafluoroethylene or a modified polytetrafluoroethylene and 0.05 to 20 wt % of a polymerization inhibitor, and subjecting the raw material to compression molding under a surface pressure of 20 to 60 MPa to form a compression-molded body; andfiring the compression-molded body at 350 to ...

Anaerobic composite matrix resins

A matrix resin composition for fiber reinforced composite materials is described. The resin is thermosetting and achieves a glass transition temperature of at least 177° C. (Tg), obtained by curing at room temperature. The matrix resin will streamline composite fabrication processes by eliminating the need for heating during the cure process. The implications of this development are significant in terms of the ease of use and elimination of procedural steps. While the resin system was developed specifically for vacuum bagging, it is expected to be viable for other composite fabrication methods including resin transfer molding (RTM) and vacuum-assisted resin transfer molding (VARTM). The resin system is viable for use with carbon fiber reinforcements to fabricate laminates at least 0.20 inches thick. The resulting laminates have low porosity and mechanical properties equivalent to those prepared with common epoxy matrix resins.

BORON CARBIDE HIGH POLYMERIC FIBER

A novel material boron carbide high polymeric fiber fabricated from the following parts of raw materials by weight: 50-60 parts of boron carbide, 150-193 parts of high polymeric ethylene emulsion with a concentration 40%-50%, 116 parts of hydrochloric acid with a concentration 37%, 3-5 parts of antioxidant, and 7 parts of catalyst, and fabricated in a 2500-2800° C. high-temperature high-pressure furnace and then in a high temperature-resistant spinning furnace. The novel material boron carbide high polymeric fiber produced according to the present invention exhibits performances such as extremely good resistance against high temperature and low temperature, super anti-acid and anti-base performance, excellent extensibility, wear resistance and anti-impact capability, and resistance against ultraviolet and the like. The boron carbide high polymeric fiber may be used in fields such as firearms manufacture, maritime rescue, fire protection and fire fight, anti-bullet and anti-explosion armor, biochemical nuclear industry treatment, and may be extensively applied to civil field, aerospace, military fairs and national defense. The material is recyclable and pollution-free. 1. A boron carbide high polymeric fiber fabricated from the following raw materials: boron carbide , high polymeric ethylene emulsion , hydrochloric acid , antioxidant and catalyst.2. The boron carbide high polymeric fiber according to claim 1 , fabricated from the following parts of raw materials by weight:50-60 parts of boron carbide,150-193 parts of high polymeric ethylene emulsion with a concentration 40%-50%,116 parts of hydrochloric acid with a concentration 37%,3-5 parts of antioxidant, and7 parts of catalyst.3. The boron carbide high polymeric fiber according to claim 1 , wherein the boron carbide is one boron carbide selected from a group consisting of w14 claim 1 , w20 claim 1 , w28 and w40.4. The boron carbide high polymeric fiber according to claim 1 , wherein the high polymeric ethylene ...

Alternative methods to control crosslinking in high impact polystyrene

High impact polystyrene may be formed with increased swell index and reduced or eliminated discoloration. A process of forming high impact polystyrene may include providing a polymerization system including a polymerization reactor and a devolatilizer. High impact polystyrene may be formed in the polymerization reactor, and sent to the devolatilizer. A polar antioxidant having a hindered phenol structure and an aliphatic amine group, and with a phosphite antioxidant may be added to the polymerization system. In another process, a chemical retarder and a fluorescent whitening agent may be added to the polymerization system. In another process, a chemical retarder that inhibits free radical rubber crosslinking may be added to the polymerization system.

Ink jet ink composition for sublimation transfer, ink set, and method of manufacturing dyed product

An ink jet ink composition for sublimation transfer includes dye A and a dye B, in which the dye A is a disperse dye which has a molecular weight of 380 or less and an anthraquinone skeleton having a water-soluble group in a molecule, the dye B is a disperse dye which has a molecular weight of 400 or greater, and in the ink jet ink composition for sublimation transfer, dye solubility of the dye A is greater than dye solubility of the dye B.

ALIPHATIC COPOLYESTERS COMPOSITIONS WITH IMPROVED IMPACT AND WEATHER RESISTANCE

Disclosed are polymeric compositions that exhibit improved weathering and ultraviolet radiation resistance. The compositions comprise a polymer, at least one ultra-violet light (UV) absorber, at least one primary antioxidant, at least one secondary antioxidant, at least one hindered amine light stabilizer and at least one chain extending agent. In some embodiments the invention comprises a polyester; at least one triazine UV absorber; at least one hindered phenol primary antioxidant; at least one phosphite secondary antioxidant; at least one hindered amine light stabilizer and at least one styrene-acrylate copolymer. 1. An ultraviolet light degradation resistant composition comprising:a. a polymer;b. at least one UV absorber;c. at least one primary antioxidant;d. at least one secondary antioxidant;e. at least one hindered amine light stabilizer; andf. at least one chain extending agent.2. The composition of wherein said polymer is selected from the group consisting of polyesters claim 1 , copolyesters claim 1 , liquid crystalline polyesters/amides/imides claim 1 , polyesteramides claim 1 , polyimides claim 1 , polyetherimides claim 1 , polyurethanes claim 1 , polyureas claim 1 , polybenzimidazole claim 1 , polybenzoxazoles claim 1 , polyimines claim 1 , polycarbonate claim 1 , and polyamides3. The composition of wherein said polymer is selected from the group consisting of polycaprolactone claim 1 , polycaprolactam claim 1 , polyphenylene sulfide claim 1 , polyphenylene oxide claim 1 , poly ether ether ketone claim 1 , poly ether ketone claim 1 , poly ether ketone ketone.4. The composition of wherein said UV absorber B is selected from the group consisting of benzotriazoles claim 1 , benzophenones claim 1 , triazines claim 1 , benzoxazinones claim 1 , oxanilides and benzylidene malonates and combinations thereof.5. The composition of wherein said primary antioxidant is selected from the group consisting of hindered phenols and arylamines.6. The composition of ...

Tire rubber composition and pneumatic tire

Provided are a rubber composition for tires preventing discoloration and improving ozone resistance while maintaining or improving good elongation at break, and a pneumatic tire using the rubber composition. Included is a rubber composition for tires including: a rubber component; a naturally occurring wax containing 40-98% by mass of an ester component; a phenylenediamine antioxidant and/or a quinone antioxidant; and a specific nonionic surfactant, the rubber composition having an amount of diene rubber of 70-100% by mass per 100% by mass of the rubber component, the rubber composition having an amount of the naturally occurring wax of 0.01-5.0 parts by mass, an amount of petroleum-derived wax of 0-6.0 parts by mass, a combined amount of the phenylenediamine antioxidant and the quinone antioxidant of 1.0-8.0 parts by mass, and an amount of the nonionic surfactant of 0.1-5.0 parts by mass, each per 100 parts by mass of the rubber component.

Polymer polyol compositions and their use in the production of flexible polyurethane foams

Disclosed are polymer polyol compositions that include an amino diphenylamine, optionally in combination with other antioxidants, such as phenolic antioxidants, as well the use of such polymer polyol compositions in the production of flexible polyurethane foams. The polyurethane foam includes a reaction product of a polyisocyanate component and an isocyanate-reactive component that includes the polymer polyol composition.

Systems and methods for improved lap shear strength and displacement of two-component structural adhesives

Disclosed are systems for treating a substrate comprising a deoxidizing composition and a coating composition. The deoxidizing composition comprises a Group IVA metal and/or a Group IVB metal and free fluoride, optionally may comprise a homopolymer or copolymer comprising a phosphorous-containing monomeric subunit, and has a pH of 1.0 to 3.0. The coating composition comprises first and second components and elastomeric particles. The first component comprises an epoxy-containing compound. The second component comprises a diamine and/or a polyamine comprising a cyclic ring. The diamine may chemically react with the epoxy-containing compound. The present invention is also directed to methods of making the compositions, methods of coating a substrate, and coated substrates.

COLOURED PLASTICS BASED ON CROSSLINKED POLYISOCYANATES

The invention relates to materials made from cross-linked isocyanates which are coloured by pigments and/or pigment formulations. 19.-. (canceled)10. A colored plastic obtained by the catalytic crosslinking of a polyisocyanate composition A in the presence of at least one pigment , wherein (i) the plastic contains at least 5% by weight of a fibrous filler having an aspect ratio of at least 100 , based on the sum total of the weights of polyisocyanate composition A , dye and fibrous filler; and (ii) the nitrogen components bound within uretdione , isocyanurate , biuret and iminooxadiazinedione structures add up to at least 60% of the total nitrogen content of the polyisocyanate composition A.11. The colored plastic as claimed in claim 10 , wherein at least 8% by weight of the carbon present in the polyisocyanate composition A is bound within isocyanurate groups.12. The colored plastic as claimed in claim 10 , wherein the ratio of the sum total of all carbon atoms bound within isocyanurate and iminooxadiazinedione groups and the sum total of all carbon atoms bound within urethanes claim 10 , allophanates claim 10 , thiols claim 10 , thiourethanes claim 10 , thioallophanates claim 10 , ureas and biurets in the cured polymer matrix of the composite material of the invention is between 500 and 1.13. The colored plastic as claimed in claim 10 , wherein the pigment is carbon black or zinc sulfide.14. The colored plastic as claimed in having a glass transition point ≤the glass transition point of the uncolored plastic based on crosslinked polyisocyanates.15. The colored plastic as claimed in having a density ≥the density of the uncolored plastic based on crosslinked polyisocyanates.16. The colored plastic as claimed in claim 10 , wherein the plastic includes the pigment in an amount within a range from 0.05% to 20% by weight claim 10 , based on the total weight of the colored plastic.17. A shaped body produced from the colored plastic as claimed in .18. A process for ...

Adhesive film and flexible printed circuit board

An adhesive film includes: a resin film layer; and an adhesive layer laminated to the resin film layer, in which the adhesive layer includes an adhesive agent, the adhesive layer is in a B stage state, an oxygen transmission rate at 200° C. of the resin film layer, measured in accordance with JIS K7126-1, is 1.50×10−10 cc·cm/cm2·sec·cmHg or less, and a 3% thermal weight reduction temperature of the adhesive agent is 320° C. or higher.

INFLATABLE STOPPER

The invention relates to a non-crosslinked natural rubber latex composition for an inflatable stopper comprising a homogeneous mixture of: a) natural rubber latex; b) a surfactant; c) an amine based chemical antiozonant; d) possibly ammonia and preferably e) single or double wall electrically conductive nanotubes. The invention furthermore relates to an ozone resistant inflatable stopper comprising non-crosslinked natural rubber latex and fiber reinforcement, the rubber having an ozone resistance according to ISO 1431/1 at 50 pphm concentration ozone at 23±2° C., for the time frame of 48 hours, atmospheric humidity of 55% and strain static exposure of 20% and preferably a surface resistivity lower than 100 GΩ according to DIN EN 60079-32-2 and DVGW G 5621-3 (VP) measured at 1000 V and a maximum relative humidity of 30%. 1. A non-crosslinked natural rubber latex composition for an inflatable stopper comprising a homogeneous mixture of:a) natural rubber latex;b) a surfactant;c) an amine based chemical antiozonant;d) ammonia.2. The rubber composition of claim 1 , wherein the composition provides ozone resistance as measured according ISO1431/1 at an ozone concentration of 50 pphm.3. The rubber composition of claim 1 , wherein said surfactant comprises a nonionic surfactant.4. The rubber composition of claim 1 , wherein the amine based chemical antiozonant is a N claim 1 ,N′-dialkyl-p-phenylenediamine5. The rubber composition of claim 1 , wherein the composition provides resistance to electrostatic charge as measured according to EN DIN 60079-32-2/the requirements of DVGW 5621-3 (VP) measured at 1000 V and maximum 30% relative humidity.6. The rubber composition according to wherein the composition further comprises e) single or double wall electrically conductive nanotubes with a diameter<100 nm.7. The rubber composition of claim 6 , wherein the antistatic ingredient comprises carbon nanotubes having a diameter ranging from 1-100 nm claim 6 , a length of 0.1-100 μm and ...

Rubber composition, tire, bisphenyldiamine compound, and anti-aging agent

Provided is a rubber composition that has better weather resistance than conventional rubber compositions and can inhibit rubber article surface discoloration. The rubber composition contains at least one rubber component selected from natural rubber and diene-based synthetic rubbers and, blended therewith, at least one bisphenyldiamine compound represented by formula (I). In formula (I), R 1 , R 2 , R 5 , and R 6 each represent, independently of one another, a hydrogen atom, an alkyl group having a carbon number of 1-10, or a phenyl group, but R 1 and R 2 do not both simultaneously represent a hydrogen atom and R 5 and R 6 do not both simultaneously represent a hydrogen atom, R 3 and R 4 each represent, independently of one another, an alkyl group having a carbon number of 1-8 or an aralkyl group, A represents an alkylene group having a carbon number of 1-12, and l, m, and n each represent an integer of 0 or 1.

Photocurable thermochromic adhesive, adhesive composition and preparation as well as application thereof

Among a photocurable thermochromic adhesive, an adhesive composition and preparation as well as application thereof, the photocurable thermochromic adhesive includes: 20-60 wt. % of acrylic polyurethane, 10-20 wt. % of Bis-GMA, 10-20 wt. % of triethylene glycol dimethacrylic acid, 10-20 wt. % of ethoxylated trimethylolpropane triacrylate, 10-20 wt. % of HEMA, 10-20 wt. % of modified silica, 1-5 wt. % of a photoinitiator component, 1-5 wt. % of BHT, 1-5 wt. % of KH570, and 1-2 wt. % of a thermochromic component. The adhesive of the present invention is colored in vitro and colorless in oral environment, which helps the doctor to easily remove residues on tooth surfaces when adhering and removing brackets. 1. A photocurable thermochromic adhesive , comprising: 20-60 wt. % of acrylic polyurethane , 5-10 wt. % of bisphenol A glyceride , 10-20 wt. % of triethylene glycol dimethacrylic acid , 10-20 wt. % of ethoxylated trimethylolpropane triacrylate , 10-20 wt. % of hydroxyethyl methacrylate , 1-2 wt. % of a photoinitiator component , 0.1-1 wt. % of dibutylhydroxytoluene , and 0.01-2 wt. % of a thermochromic component.2. The photocurable thermochromic adhesive claim 1 , as recited in claim 1 , wherein the thermochromic component is selected from a group consisting of a thermochromic dye and/or a composite thereof claim 1 , a polythiophene thermochromic pigment claim 1 , and a liquid crystal derivative of cholesterol.3. The photocurable thermochromic adhesive claim 2 , as recited in claim 2 , wherein the composite of the thermochromic dye consists of a pH-sensitive dye claim 2 , a color developer and a non-volatile hydrophobic solvent claim 2 , wherein the color developer is selected from a group consisting of proton-donating compounds; the pH-sensitive dye is selected from a group consisting of spironolactone compounds; and the non-volatile hydrophobic solvent is selected from a group consisting of fatty acids with a melting point of 30-37° C. claim 2 , amides and ...

Pegylated thioxanthone photoinitiator and photosensitive resin composition

The present invention discloses a PEGylated thioxanthone photoinitiator and a photosensitive resin composition, the PEGylated thioxanthone compound is eco-friendly and has low toxicity, high initiation efficiency and good thermal stability, meanwhile, as a kind of photoinitiator, the compound has a small amount of fragment residue after cured, and may improve the compatibility of the photoinitiator and photosensitive resin composition system. The photosensitive resin composition provided by the present invention has reasonable allocation of ingredients and content in the components thereof, capable of 3D-printing a hydrogel having a specific structure; the hydrogel has lower cytotoxicity and better biocompatibility, and may applied in bioengineering fields, e.g., 3D cell culture.

PREPOLYMER, METHOD OF PREPARING THE SAME, RESIN COMPOSITION AND ARTICLE MADE THEREFROM

A prepolymer, which is prepared by subjecting an unsaturated bond-containing compound and a bis(vinylphenyl) compound monomer or a polymer thereof to a prepolymerization reaction, is provided. The bis(vinylphenyl) compound contains between 80% and 99% of para-para vinyl groups and has a monomer content of between 80% and 100%. Moreover, a resin composition comprising the prepolymer and an additive, a method of preparing the prepolymer, and an article made from the resin composition are also provided. 2. The prepolymer of claim 1 , wherein the unsaturated bond-containing compound comprises acrylate claim 1 , styrene claim 1 , t-butyl styrene claim 1 , divinylbenzene claim 1 , triallyl isocyanurate claim 1 , triallyl cyanurate claim 1 , 1 claim 1 ,2 claim 1 ,4-trivinyl cyclohexane claim 1 , polyphenylene oxide claim 1 , cyanate ester claim 1 , maleimide resin or a combination thereof.3. The prepolymer of claim 1 , wherein the prepolymerization reaction is performed in the presence of a peroxide.4. The prepolymer of claim 3 , wherein the peroxide comprises benzoyl peroxide claim 3 , dicumyl peroxide claim 3 , 2 claim 3 ,5-dimethyl-2 claim 3 ,5-di(t-butylperoxy)hexane claim 3 , 2 claim 3 ,5-dimethyl-2 claim 3 ,5-di(t-butylperoxy)-3-hexyne claim 3 , di-t-butyl peroxide claim 3 , di(t-butylperoxyisopropyl)benzene claim 3 , di(t-butylperoxy)phthalate claim 3 , di(t-butylperoxy)isophthalate claim 3 , t-butyl peroxybenzoate claim 3 , 2 claim 3 ,2-di(t-butylperoxy)butane claim 3 , 2 claim 3 ,2-di(t-butylperoxy)octane claim 3 , 2 claim 3 ,5-dimethyl-2 claim 3 ,5-di(benzoylperoxy)hexane claim 3 , lauroyl peroxide claim 3 , t-hexyl peroxypivalate claim 3 , dibutylperoxyisopropylbenzene claim 3 , bis(4-t-butylcyclohexyl) peroxydicarbonate or a combination thereof.5. The prepolymer of claim 1 , wherein the prepolymerization reaction is performed in the presence of a molecular weight regulator.6. The prepolymer of claim 5 , wherein the molecular weight regulator comprises n-butyl ...

RUBBER FOR TEXTILE ROLLER AND PREPARATION METHOD THEREFOR

Provided is a rubber for a textile roller and a preparation method therefor. The main material of the rubber for a textile roller is a nitrile butadiene rubber, added with conductive powder and conductive bands to form a net-node structure in the nitrile butadiene rubber by means of a mixing process, so that the rubber for a textile roller has a high electric conductivity, can timely export static electricity, and has good mechanical performance suitable for a textile roller, applicable in components of a spinning frame, a roving frame, a drawing frame and other textile machines. 1. A rubber for a textile roller , characterized in that , comprises NBR as a main material , added with conductive powder and conductive bands , via a pre-mixing process flow , said conductive powder , said conductive bands form a net-node structure in said NBR.2. The rubber for a textile roller according to claim 1 , characterized in that claim 1 , said net-node structure comprises a conductive net and conductive nodes claim 1 , said conductive bands form said conductive net claim 1 , said conductive powder forms said conductive nodes.3. The rubber for a textile roller according to claim 1 , characterized in that claim 1 , comprises compositions with following mass ratio: NBR 100 claim 1 , conductive powder 10-40 claim 1 , conductive bands 0.5-8 claim 1 , plasticizer 6-15 claim 1 , anti-aging agent 1-2 claim 1 , vulcanizing agent 2.5-4.5 claim 1 , and zinc oxide 3-5.4. The rubber for a textile roller according to any one of - claim 1 , characterized in that claim 1 , said NBR is carboxylated nitrile rubber; said conductive powder is conductive carbon black or metal powder claim 1 , having a conductivity of less than 10 Ω·cm and a particle size of less than 200 μm; said conductive bands are carbon nanotubes or nano silver wires claim 1 , having an outer diameter of 10-20 nm and a length of 5-15 μm.5. The rubber for a textile roller according to claim 4 , characterized in that claim 4 , ...

Charge-transporting varnish

This charge-transporting varnish, which contains a solvent, an electron-accepting dopant substance, and an aryldiamine compound represented by formula (1), imparts a charge-transporting thin film that has high transparency and can evince favorable element characteristics when applied to an organic EL element. (In the formula: R 1 -R 4 each independently represent a hydrogen atom, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a thiol group, a phosphate group, a sulfone group, a carboxyl group, an alkoxy group having 1-20 carbon atoms, or the like; R 5 -R 8 each independently represent a hydrogen atom, a phenyl group, a naphthyl group, a pyridyl group, a pyrimidinyl group, a pyridazinyl group, a pyrazinyl group, a furanyl group, a pyrrolyl group, a pyrazolyl group, an imidazolyl group, a thienyl group, or the like; and n represents an integer from 2 to 5.)

NITRILE RUBBER COMPOSITION

A nitrile rubber composition comprising 5 to 50 parts by weight of carbon black, 5 to 60 parts by weight of graphite having an average particle diameter of 5 μm or less, 5 to 50 parts by weight of conductive carbon other than carbon black and graphite, and, as antioxidants, 1 to 5 parts by weight of alkylated diphenylamine comprising a diphenylamine reaction product with styrene and 2,4,4-trimethylpentene, and 0.5 to 2.5 parts by weight of N,N′-di-2-naphthyl-p-phenylenediamine or dilauryl thiodipropionate, based on 100 parts by weight of nitrile rubber. The nitrile rubber composition can yield a vulcanization molded product, besides maintaining characteristics as a conductive material, satisfying muddy water resistance, sealing properties, and low torque characteristics required for rolling bearing oil seals for vehicles, etc., and having a rubber volume change coefficient kept low when the product is washed with water after exposure to an antifreezing agent. 1. A nitrile rubber composition comprising 5 to 50 parts by weight of SRF or HAF carbon black , 5 to 60 parts by weight of graphite having an average particle diameter of 5 μm or less , 5 to 50 parts by weight of Ketjenblack or acetylene black , and , as antioxidants , 1 to 5 parts by weight of alkylated diphenylamine comprising a diphenylamine reaction product with styrene and 2 ,4 ,4-trimethylpentene , and 0.5 to 2.5 parts by weight of N ,N′-di-2-naphthyl-p-phenylenediamine or dilauryl thiodipropionate , based on 100 parts by weight of nitrile rubber.2. (canceled)3. (canceled)4. The nitrile rubber composition according to claim 1 , wherein SRF or HAF carbon black claim 1 , graphite claim 1 , and Ketjenblack or acetylene black and graphite are used in a total amount of 15 to 100 parts by weight based on 100 parts by weight of nitrile rubber.5. A rubber vulcanization molded product that is vulcanization-molded from the nitrile rubber composition according to .6. The rubber vulcanization molded product according ...

TRIAZINE-RING-CONTAINING POLYMER AND COMPOSITION INCLUDING SAME

A triazine-ring-containing polymer characterized by including a repeating unit structure represented by formula (1). 2. The triazine-ring-containing polymer according to claim 1 , wherein the Wand Weach independently represent CRR(Rand Reach independently represent a hydrogen atom or an alkyl group having 1 to 10 carbon atoms claim 1 , which may be substituted with a halogen atom) claim 1 , or O.7. A triazine-based polymer-containing composition comprising the triazine-ring-containing polymer according to and an organic solvent.8. The triazine-based polymer-containing composition according to claim 7 , further comprising a crosslinking agent.9. The triazine-based polymer-containing composition according to claim 8 , wherein the crosslinking agent is a polyfunctional (meth)acrylic compound.10. A film obtained from the triazine-based polymer-containing composition according to .11. A pattern prepared from the triazine-based polymer-containing composition according to .12. An electronic device comprising: a substrate; and the film according to claim 10 , formed on the substrate.13. An optical member comprising: a substrate; and the film according to claim 10 , formed on the substrate.14. An electronic device comprising: a substrate; and the pattern according to claim 11 , formed on the substrate. The present invention relates to a triazine-ring-containing polymer and a composition including the polymer.To date, it has already been found that hyperbranched polymers including a triazine ring as a repeating unit are capable of achieving high heat resistance, high transparency, high refractive index, high solubility, and low volume shrinkage ratio by the polymers alone, and suitable as materials for film formation in preparing electronic devices and optical members (Patent Document 1).Optical materials provided with thin films prepared from compositions including the polymers, however, may have the problem of thin film degradation due to light (sunlight or ultraviolet ...

RUBBER COMPOSITION BASED ON EPOXY RESIN AND AN AMINOBENZOATE DERIVATIVE

A rubber composition exhibiting an improved processability/stiffness compromise is based on at least one diene elastomer, a reinforcing filler, a crosslinking system, from 1 to 30 phr of an epoxy resin, and from 0.5 to 15 phr of a specific aminobenzoate derivative. 115.-. (canceled)20. The rubber composition according to claim 16 , wherein the linear C-Calkyl radicals and branched C-Calkyl radicals of the Ri groups are claim 16 , independently of one another claim 16 , selected from the group consisting of methyl claim 16 , ethyl claim 16 , propyl claim 16 , isopropyl claim 16 , isobutyl and butyl radicals.21. The rubber composition according to claim 16 , wherein all of the Ri groups are hydrogen atoms.22. The rubber composition according to claim 16 , wherein n represents an integer ranging from 2 to 4.23. The rubber composition according to claim 16 , wherein Rand R claim 16 , which may be identical or different claim 16 , are selected from the group consisting of a hydrogen atom claim 16 , a methyl group and an ethyl group.24. The rubber composition according to claim 16 , wherein Rand Rare hydrogen atoms.25. The rubber composition according to claim 16 , wherein the aminobenzoate derivative content is within a range extending from 1 to 10 phr.26. The rubber composition according to claim 16 , wherein the epoxy resin is selected from the group consisting of aromatic epoxy resins claim 16 , alicyclic epoxy resins claim 16 , and aliphatic epoxy resins.27. The rubber composition according to claim 26 , wherein the epoxy resin is selected from epoxy cresol novolac resins.28. The rubber composition according to claim 16 , wherein the content of epoxy resin is between 10 and 25 phr.29. A finished or semi-finished rubber article comprising the rubber composition according to .30. A tire comprising the rubber composition according to .31. A tire comprising the semi-finished rubber article according to . The present invention relates to rubber compositions intended in ...

RUBBER COMPOSITION HAVING IMPROVED ELECTRICAL INSULATION PROPERTIES FOR REDUCING GALVANIC CORROSION

A rubber composition having improved electrical insulation properties for reducing galvanic corrosion, a method of preparing the composition, and a rubber hose for vehicles using the composition are disclosed. The rubber composition includes a base polymer, a reinforcing agent, an anti-aging agent, an activating agent, a plasticizer, and a crosslinking agent, and has electrical insulation resistance (10Ω·cm) of 50 or more. 1. A rubber composition for preventing galvanic corrosion , the rubber composition comprising:a base polymer, a reinforcing agent, an anti-aging agent, an activating agent, a plasticizer, and a crosslinking agent,wherein the base polymer comprises a first ethylene propylene diene monomer (EPDM) rubber and a second EPDM rubber,wherein the first EPDM rubber is EPDM comprising 8% to 10% of 5-ethylidene-2-norbornene (ENB),wherein the second EPDM rubber is EPDM comprising 70% to 75% of ethylene, andwherein a weight ratio of the first EPDM rubber and the second EPDM rubber is 30 to 50:50 to 70.2. The rubber composition of claim 1 , wherein the rubber composition has electrical insulation resistance (10Ω·cm) of 50 or more.3. The rubber composition of claim 1 , wherein the reinforcing agent comprises carbon black and an inorganic filler claim 1 , and wherein claim 1 , based on 100 parts by weight of the base polymer claim 1 , an amount of the carbon black is 30 to 50 parts by weight and an amount of the inorganic filler is 25 to 45 parts by weight.4. The rubber composition of claim 3 , wherein the carbon black has dibutyl phthalate (DBP) absorption (ml/100 g) of 40 to 150 and I2 (mg/g) of 10 to 50.5. The rubber composition of claim 3 , wherein the inorganic filler is silica claim 3 , and wherein the silica has Brunauer claim 3 , Emmett claim 3 , and Teller (BET) surface area (m/g) of 180 to 230 and a density (g/l) of 120 to 160.6. The rubber composition of claim 1 , wherein an amount of the anti-aging agent is 0.5 to 1.5 parts by weight based on 100 parts ...

Active Energy Ray Curable Composition

Provided is an active energy ray curable composition cured by irradiation of active energy rays. The active energy ray curable composition contains an (A) radical polymerizable compound, a (B) photopolymerization initiator, and a (C) amine compound. The (B) photopolymerization initiator includes a (B1) sulfur compound and a (B2) acyl phosphine oxide compound. The (B1) sulfur compound is at least one of a sulfone compound and a thiobenzoyl compound. 1. An active energy ray curable composition cured by irradiation of active energy rays , comprising an (A) radical polymerizable compound , a (B) photopolymerization initiator , and a (C) amine compound , whereinthe (B) photopolymerization initiator includes a (B1) sulfur compound and a (B2) acyl phosphine oxide compound, andthe (B1) sulfur compound is at least one of a sulfone compound and a thiobenzoyl compound.2. The active energy ray curable composition according to claim 1 , whereinthe (C) amine compound includes at least one of a (C1) amino modified compound and a (C2) aromatic amine compound, andthe (C1) amino modified compound is at least one of an amino modified acrylate oligomer and an amino modified acrylate polymer.3. The active energy ray curable composition according to claim 1 , whereinthe active energy ray curable composition has a content of the (B) photopolymerization initiator of not less than 4.2% by mass,the active energy ray curable composition has a content of the (B1) sulfur compound of not less than 0.4% by mass, andthe active energy ray curable composition has a content of the (B2) acyl phosphine oxide compound of not less than 0.7% by mass.4. The active energy ray curable composition according to claim 1 , whereinthe (B) photopolymerization initiator further includes a (B3) thioxanthone compound, andthe active energy ray curable composition has a content of the (B3) thioxanthone compound of not more than 1.0% by mass.5. The active energy ray curable composition according to claim 1 , whereinthe ...

OIL SEAL RUBBER COMPOSITION HAVING IMPROVED FREEZING RESISTANCE AND METHOD OF PREPARING THE OIL SEAL RUBBER COMPOSITION

An oil seal rubber composition having improved freezing resistance includes a hydrogenated nitrile butadiene rubber (HNBR) including acrylonitrile in a content of 5 to 20 mole %, wherein a hydrogen saturation of the HNBR is 80 to 90%. 1. An oil seal rubber composition having improved freezing resistance , comprising:a hydrogenated nitrile butadiene rubber (HNBR) including acrylonitrile in a content of 5 to 20 mole %,wherein a hydrogen saturation of the HNBR is 80 to 90%.2. The oil seal rubber composition of claim 1 , wherein the HNBR includes acrylonitrile in a content of 15 mole % and includes a hydrogen saturation of 88%.3. The oil seal rubber composition of claim 1 , further comprising:35 to 45 parts by weight of a carbon black based on 100 parts by weight of the HNBR.4. The oil seal rubber composition of claim 1 , further comprising:based on 100 parts by weight of the HNBR,1 to 2 parts by weight of sulfur; and1 to 2 parts by weight of N-cyclehexylbenzothiozole-2-sulfenamide (CZ).5. The oil seal rubber composition of claim 1 , further comprising:1 to 6 parts by weight of one or more selected from the group consisting of zinc oxide and a stearic acid based on 100 parts by weight of the HNBR.6. The oil seal rubber composition of claim 1 , further comprising:1 to 2 parts by weight of one or more selected from the group consisting of N-phenyl-N′-isopropyl-p-phenyldiamine (3C) and 2-macratobenzylimide (2-mcraptobenzimidazole, MB) based on 100 parts by weight of the HNBR.7. A method of preparing an oil seal rubber composition having improved freezing resistance claim 1 , comprising:mixing 100 parts by weight of a hydrogenated nitrile butadiene rubber (HNBR) including acrylonitrile in a content of 5 to 20 mole % and having a hydrogen saturation of 80 to 90%, 35 to 45 parts by weight of a carbon black, 1 to 2 parts by weight of sulfur, 1 to 2 parts by weight of N-cyclehexylbenzothiozole-2-sulfenamide (CZ), 1 to 6 parts by weight of one or more selected from the group ...

POLYMER BONDING PROCESS

The present application provides compositions, methods of making the compositions, methods of using the compositions, and kits having instructions for using the compositions for providing a bond between synthetic polymers or between a synthetic polymer and another type of substrate. 1. A kit for producing a permanent bond between a synthetic polymer first surface and a substrate second surface , the kit comprising:a) a quantity of synthetic polymer preparation solution;b) a quantity of a polymerization catalyst;c) a quantity of surface insensitive cyanoacrylate structural adhesive; andd) instructions to use the synthetic polymer preparation solution, a polymerization catalyst, and the surface insensitive cyanoacrylate structural adhesive to produce the permanent bond between the synthetic polymer first surface and the substrate second surface.2. The kit of claim 1 , wherein the instructions comprise instructions to:a) apply the synthetic polymer preparation solution to the synthetic polymer first surface and, if the substrate second surface is a synthetic polymer, to the substrate second surface;b) allow the applied synthetic polymer preparation solution to dry on each applied surface;c) apply the polymerization catalyst to the synthetic polymer first surface;d) allowing the applied polymerization catalyst to dry on the synthetic polymer first surface;e) apply heat to warm the surfaces made of a synthetic polymer until surface temperatures reach between about 114°-120° Fahrenheit;f) apply the surface insensitive cyanoacrylate structural adhesive to the second surface;g) urge contact between the first surface and the second surface; andh) apply heat to warm a seam formed between the first and second surface.3. The kit of claim 2 , wherein the instructions to apply heat to warm the surfaces made of synthetic polymers comprise instructions to apply heat until the surface temperature reaches about 118° Fahrenheit.4. The kit of claim 2 , wherein the instructions to urge ...