ЦЕМЕНТСОДЕРЖАЩИЙ СОСТАВ (ВАРИАНТЫ) И СПОСОБ ЕГО ИСПОЛЬЗОВАНИЯ

Изобретение относится к системе из двух компонентов, смешиваемых друг с другом с образованием способного к схватыванию цементирующего состава, способу производства способного к схватыванию цементирующего состава и способу создания опоры в шахте. Технический результат - снижение вязкости цементирующего состава, повышение его седиментационной устойчивости, увеличение прочности в начальный период твердения. Система из двух компонентов, смешиваемых друг с другом с образованием способного к схватыванию цементирующего состава, в которой первый компонент содержит: портландцемент; сульфат кальция; воду при весовом отношении количества воды к количеству твердых портландцемента и сульфата кальция от 0,5:1 до 5:1; а второй компонент содержит: водорастворимый силикат; воду при весовом отношении количества воды к количеству твердого силиката от 1,5:1 до 25:1. Способ производства способного к схватыванию цементирующего состава, текучего в течение времени, достаточного для его использования в гибком резервуаре ...

МОДИФИЦИРОВАННЫЕ СИЛАНОМ ДИСПЕРСИОННЫЕ ПОРОШКИ

Изобретение относится к модифицированным силаном редиспергируемым в воде полимерным порошковым составам и к их применению в гидравлически схватывающихся системах. Предложен редиспергируемый в воде полимерный порошковый состав для применения в продуктах строительной химии, получаемый путем проводимой в водной среде радикальной полимеризации одного либо нескольких мономеров, выбранных из группы, включающей виниловые эфиры неразветвленных или разветвленных алкилкарбоновых кислот с 1-15 атомами углерода, метакрилаты и акрилаты спиртов с 1-15 атомами углерода, винилароматические соединения, олефины, диены и винилгалогениды, с последующей сушкой полученной дисперсии полимера, причем перед сушкой в дисперсию полимера добавляют один либо несколько силанов, содержащих аминовый или эпоксиостаток. Предложен также способ получения и варианты применения заявленного порошкового состава. Технический результат - предложенный состав обеспечивает надежное прикрепление различных плиток в условиях строительства ...

Состав и способ изготовления корундового жаростойкого бетона

Изобретение относится к жаростойким бетонам. Состав для изготовления корундового жаростойкого бетона, включающий: связующее, электроплавленный корундовый заполнитель, тонкомолотый электроплавленный корунд, тонкомолотый технический глинозем, тонкомолотый диатомит и нагретую воду, содержит в качестве связующего коллоидный полисиликат натрия с силикатным модулем 6,5, полученный путем введения в 20%-ный водный раствор силиката натрия 16%-ного гидрозоля диоксида кремния в соотношении 1:1,6, перемешивания при 100°С в течение 3,0 ч с выдержкой при указанной температуре не более 0,5 ч, и дополнительно - природный аморфный тонкодисперсный кремнезем с содержанием 20% нанодисперсных частиц, имеющий следующий химический состав, мас. %: SiO- 87,00; AlO- 5,00; TiO- 0,3; FeO- 2,25; PO- 0,07; FeO менее 0,25; СаО - 0,72; MgO - 0,50; MnO - 0,02; KO - 1,03; NaO - 0,58; SOменее 0,10; ППП - 2,26, при следующем соотношении компонентов, мас. %: указанный коллоидный полисиликат натрия 2-4, электроплавленный корундовый ...

ГЕОПОЛИМЕРНЫЙ КОМПОЗИТ ДЛЯ БЕТОНА УЛЬТРАВЫСОКОГО КАЧЕСТВА

Изобретение относится к геополимерным композитам. Геополимерный композит для бетона ультравысокого качества, содержащий связующее вещество, содержащее, по меньшей мере, один химически активный алюмосиликат и, по меньшей мере, один химически активный щелочноземельный алюмосиликат, щелочную активирующую присадку, содержащую водный раствор, по меньшей мере, одного вещества из гидроокиси натрия и гидроокиси калия и, по меньшей мере, одного вещества из кремнеземного дыма, стекла из силиката натрия, стекла из силиката калия, раствора силиката натрия и раствора силиката калия, и один или более заполнителей. Способ изготовления продукта геополимерного композита для БУВК, включающий смешивание сухого композита с раствором активирующей присадки для образования пасты ГБУВК и схватывание и отверждение пасты ГБУВК для образования продукта; при этом сухой композит содержит связующее вещество приблизительно от 10 до 50 вес.%, связующее вещество содержит, по меньшей мере, один химически активный алюмосиликат ...

БЕСХРОМАТНЫЕ КЕРАМИЧЕСКИЕ КОМПОЗИЦИИ ДЛЯ НАНЕСЕНИЯ ПОКРЫТИЙ

Изобретение относится к бесхроматным суспензиям, используемым при производстве защитных многослойных покрытий, образованных подложками на силикатной основе, которые герметизированы верхними покрытиями на основе фосфата алюминия. Предложены системы композиций водных суспензий для получения многослойного покрытия на субстрате, содержащие суспензию подложки и суспензию верхнего покрытия, содержащую водный раствор связующего вещества на основе фосфата алюминия, имеющего молярное соотношение Al:РОболее чем 1:3. Суспензия подложки содержит связующее вещество, содержащее водный раствор допированного литием силиката калия, и включенный в связующее вещество порошок алюминия или алюминиевого сплава. Порошок алюминия или алюминиевого сплава и связующее вещество содержатся в виде однокомпонентной композиции. Причем порошок алюминия или алюминиевого сплава имеет распределение частиц по размерам, а допированный литием силикат калия содержит калий и литий в соотношении от 3:1 до 20:1 по массе в виде KO ...

СТРОИТЕЛЬНАЯ СМЕСЬ

Изобретение относится к строительным смесям для получения стойких к химикалиям растворов, в частности шпатлевки, клея, массы для заполнения швов, покрытий полов для производственных помещений и т.д. Строительная смесь для получения стойких к действию химикалий растворов содержит, вес.%: от 2 до 20 порошка растворимого стекла, от 10 до 60, по меньшей мере, одного скрытогидравлического связующего из группы: песок из гранулированного доменного шлака, летучая зола, трассовая мука, кирпичный порошок, горючий сланец и, по меньшей мере, один цемент, в качестве управляющего средства от 0,05 до 10, по меньшей мере, одного соединения металла из группы: гидроксид металла, оксид металла, углеродосодержащая соль металла, серосодержащая соль металла, азотсодержащая соль металла, фосфорсодержащая соль металла, галогенсодержащая соль металла. Предпочтительно она содержит, вес.%: от 7 до 20 порошка растворимого стекла, до 50 скрытогидравлического связующего и от 1 до 20, предпочтительно от 4 до 15 цемента ...

КОМПОЗИТ, СОДЕРЖАЩИЙ МИНЕРАЛЬНУЮ ШЕРСТЬ, СОДЕРЖАЩУЮ САХАР

Настоящее изобретение относится к производству минеральной шерсти. Способ получения формованного композита для введения в плавильную печь, включающий приготовление смеси, в которую вводятся фрагменты минеральной шерсти, содержащей клей, содержащий сахар, нецементный носитель на основе диоксида кремния, отличный от шерсти, нецементный носитель на основе щелочного металла, отличный от шерсти, и воду, заключающийся в том, что нецементный носитель на основе диоксида кремния и нецементный носитель на основе щелочного металла образуют вместе с водой минеральное связующее, которое постепенно отверждается вокруг твердых частиц, присутствующих в смеси, а затем осуществляется формование смеси в виде формованного композита. Способ получения минеральной шерсти, в котором получается расплавленная масса, которая преобразуется в минеральную шерсть посредством устройства для формования волокон, где формованный композит, полученный по любому из предыдущих пунктов, вводится в виде стеклуемой загрузки в плавильную ...

СЫРЬЕВАЯ СМЕСЬ ДЛЯ ПРИГОТОВЛЕНИЯ ЯЧЕИСТОГО БЕТОНА

Сырьевая cмecь относится к составам для неавтоклавных ячеистых бетонов, используемых для изготовления строительных конструкций. Технический результат - увеличение коэффициента конструктивного качества ячеистого бетона, снижение коэффициента, теплопроводности, упрощение технологии изготовления ячеистого бетона, снижение себестоимости получаемых изделий. Указанный технический результат достигается тем, что сырьевая смесь для приготовления ячеистого бетона содержит, мас.%: золу-унос ТЭЦ-7 г. Братска, полученную при сжигании бурых углей КАТЭКа 53-58, жидкое стекло с силикатным модулем n=1 и плотностью ρ = 1,52 г/см3, изготовленное из микрокремнезема 35-40, воду 5-7, алюминиевую пудру 0,15-0,2. Причем указанное жидкое стекло содержит в своем составе, мас. %: СаO до 0,65, Al2O3 до 0,6 , МgO до 0,5, оксиды Fe до 1,25, K2O до 0,2, углеродистые примеси - графит и карборунд до 7. Предлагаемые составы по сравнению с прототипом позволяют на 47 - 68% повысить коэффициент конструктивного качества изделий ...

КОМПОЗИЦИЯ ДЛЯ ОГНЕЗАЩИТНОГО ПОКРЫТИЯ

Композиция относится к промышленности строительных материалов и может быть использована на заводах строительных конструкций, элементов с защитным слоем. Техническим результатам является повышение огнестойкости и снижение стоимости огнезащитных композиций. Композиция для огнезащитного покрытия содержит, мас.%: жидкое стекло 56 - 77, сопутствующие гидрослюдам минералы с размером частиц 14 • 10-5 - 31,5 • 10-5 м 23 - 44. 3 табл.

МАССА ДЛЯ ИЗГОТОВЛЕНИЯ ПОРИСТОГО СИЛИКАТНОГО МАТЕРИАЛА ПОД ДЕЙСТВИЕМ СВЕРХВЫСОКОЧАСТОТНОГО ИЗЛУЧЕНИЯ

Масса относится к промышленности строительных материалов и может найти применение для изготовления теплоизоляционных плит методом воздействия сверхвысокочастотного излучения, характеризующихся повышенной водостойкостью и низкой объемной массой. Масса для изготовления пористого силикатного материала под действием сверхвысокочастотного излучения включает, мас.ч.: натриевое жидкое стекло 100, фторфосфат кальция 10-30, фторид алюминия 3-5, алкилбензолсульфоновая кислота 0,3-0,4. Техническим результатом является повышение водостойкости при сохранении требуемой прочности получаемого материала. 1 табл.

ЗАТВЕРДЕВАЮЩИЕ КОМПОЗИЦИИ, СОДЕРЖАЩИЕ ЦЕМЕНТНУЮ ПЫЛЬ, И СПОСОБЫ ИХ ПРИМЕНЕНИЯ

Изобретение относится к применению алюминатов щелочных металлов и силикатов щелочных металлов с цементной пылью для получения затвердевающей композиции для применения в подземных операциях. В одном из вариантов реализации изобретения предложен способ, включающий введение в подземный пласт затвердевающей композиции, содержащей цементную пыль, алюминат щелочного металла, силикат щелочного металла и водную несущую текучую среду; и обеспечение возможности схватывания по крайней мере части затвердевающей композиции и тем самым снижения потока флюида через часть подземного пласта. Изобретение развито в зависимых пунктах формулы изобретения. Технический результат - эффективное предотвращение потери циркуляции флюида. 4 н. и 27 з.п. ф-лы, 1 табл., 3 ил.

Шпатлевка

Изобретение относится к составам шпатлевок для выравнивания каменных, бетонных поверхностей. Технический результат заключается в повышении пластичности шпатлевки и прочности покрытий на ее основе. Шпатлевка содержит, мас.%: полисиликатный раствор плотностью 1200 кг/м3 9,8-16,7, микрокальцит 58-64, известь гашеная 20-25, добавка Хидетал П-5 0,2-0,3, вода 2-4. 5 табл.

ПОЛИМЕРСИЛИКАТОБЕТОННАЯ СМЕСЬ ДЛЯ ИЗГОТОВЛЕНИЯ ОБЛИЦОВОЧНО-ДЕКОРАТИВНЫХ И СТРОИТЕЛЬНЫХ ИЗДЕЛИЙ

Изобретение относится к области изготовления облицовочно-декоративных и строительных изделий, в частности, к полимерсиликатобетонной смеси для изготовления облицовочно-декоративных и строительных изделий. Полимерсиликатобетонная смесь содержит, мас.%: жидкое стекло 10,5-15,5, кремнефтористый натрий 1,6-2,5, полимерная добавка в виде ненасыщенной полиэфирной смолы на терефталевой основе 0,6-1,3, поверхностно-активное вещество - полиоксиэтиленгликолевый эфир синтетических первичных высших спиртов фракций С12-С14 0,1-0,25, пылевидный кварц - маршалит с удельной поверхностью не меньше 500 м2/кг 24,5-25,5, кварцевый песок 24,0-26,0, щебень - остальное, причем кварцевый песок и щебень различных пород в соотношении (0,7-0,85):1 - это комплексный заполнитель. Технический результат - повышение прочностных характеристик, водостойкости и коэффициента размягчения декоративно-облицовочных и строительных изделий, снижение водопоглощения. 2 табл.

СПОСОБ ПОЛУЧЕНИЯ ГРАНУЛИРОВАННОГО СТРОИТЕЛЬНОГО МАТЕРИАЛА ИЗ ОТХОДОВ ПЕРЕРАБОТКИ АПАТИТО-НЕФЕЛИНОВЫХ РУД

Изобретение относится к области производства строительных материалов, в частности к производству искусственных пористых заполнителей для бетонов и гранулированных теплоизоляционных материалов для засыпной теплоизоляции, а также к получению полуфабриката для производства гранулированного строительного материала. Способ получения гранулированного строительного материала из сырьевой смеси, состоящей из кремнеземистого компонента и щелочного связующего раствора, включает сушку и помол кремнеземистого компонента, приготовление связующего раствора путем совместного мокрого помола стекловидного силиката натрия, карбоната натрия и воды при температуре 80-110°С в течение 10-180 мин, смешение компонентов и гранулирование смеси проводят в одном устройстве - грануляторе, после грануляции сырцовые гранулы подвергают термообработке: сушке до влажности 1-15% при температуре 200°С и обжигу в течение от 5 до 60 мин, в качестве кремнеземистого компонента используют отходы переработки апатито-нефелиновых ...

Способ изготовления строительного материала

Изобретение относится к строительству и касается промышленности строительных материалов, а именно к изготовлению любых видов строительных изделий, дорожных покрытий, и может быть использовано при жилищном и промышленном строительстве, строительстве дорог, в литейном, химическом производстве и других областях. Способ изготовления строительного материала включает перемешивание кремнезема и 5%-ного щелочного раствора при соотношении сухого и жидкого компонентов 1:1 при одновременном воздействии на смесь электромагнитным полем до полного растворения кремнезема, добавление полученного раствора в количестве от 4% до 8% от общего объема смеси к кремнеземсодержащему сырью, включающему 5-10% или 15% кристобалита от общего объема смеси, затем перемешивание смеси до полного смачивания кремнеземсодержащего сырья, формование из полученной смеси изделий и обработку сушкой при температуре от 40°С до 80°С или путем пропаривания изделия при температуре 90°С-120°С, или путем воздействия на изделие СВЧ излучением ...

ЖИДКОСТЕКОЛЬНАЯ КОМПОЗИЦИЯ

Композиция относится к производству строительных материалов и может быть использована при изготовлении конструктивных элементов, работающих в условиях агрессивных сред. Жидкостекольная композиция включает, мас.%: жидкое стекло 17,0 - 18,5; кремнефтористый натрий 0,9 - 1,8; андезитовый наполнитель 22,5 - 23,5; добавку 0,6 - 0,8; метилметакрилат 0,6 - 0,8; кварцевый песок - остальное. В качестве добавки используют промежуточный продукт при получении метилметакрилата следующего состава, мас.%: бисульфат аммония 25 - 35; серная кислота 33 - 35, метилметакрилат 0,01 - 0,09; метакриловая кислота 0,2 - 0,8; вода - остальное. Технический результат: повышение прочностных и эксплуатационных характеристик армополимербетонных изделий и конструкций. 2 табл.

КЛЕЕВАЯ КОМПОЗИЦИЯ

Изобретение относится к получению клеев, используемых в быту и промышленности при склеивании различных материалов (бетон, керамика, различные облицовочные материалы и т.д.), эксплуатируемых при температурах +50...-20oС, а также условиях повышенной влажности. Клеевая композиция является продуктом взаимодействия водного раствора силиката калия (плотность 1,3-1,37 г/см3, мольный силикатный модуль 3,4-3,7), безводного гидрооксида лития в смеси с двух-, трехатомным спиртом, волластонитом с размером частиц 150 мкм и менее при соотношении длины и диаметра, равном 5-3:1, тальком с размером частиц преимущественно 10-20 мкм и неорганическим пигментом. Клеевую композицию готовят заданным последовательным смешением компонентов. Клеевая композиция имеет повышенную жизнеспособность (стабильность при хранении), водостойкость, имеет повышенную прочность склеивания различных материалов, не токсична, экологически чистая. 4 з.п. ф-лы, 1 табл.

СПОСОБ ПОЛУЧЕНИЯ СТЕКЛОЩЕЛОЧНОГО ВЯЖУЩЕГО

Изобретение относится к промышленности строительных материалов и может быть использовано при изготовлении безобжигового, безавтоклавного и бесцементного вяжущего. Технический результат заключается в повышении механической прочности и водостойкости вяжущего. Способ получения стеклощелочного вяжущего включает измельчение компонентов, формование массы, естественное твердение в форме до достижения распалубочной прочности, тепловую обработку, при этом бой оконного и/или тарного стекла фракции не более 5 мм в количестве 80,5-84,6 мас.% измельчают совместно с водным раствором едкой щелочи и гиперпластификатором Melflux 2651 F, приготовленным в соотношении 100:15:1,2 – вода:едкая щелочь:гиперпластификатор Melflux 2651 F, в шаровой мельнице в течение 6 часов до удельной поверхности 500-550 м2/кг. 2 табл.

ЖАРОСТОЙКИЙ БЕТОН

Изобретение относится к строительным материалам и может быть использовано при футеровке обжиговых печей. Технический результат - увеличение термостойкости. Жаростойкий бетон содержит, мас.%: жидкое стекло 28-30, нефракционированный ошлакованный шамотный лом с размером зерен от 0,01 до 20 мм 45-47, тонкомолотый шамот 5-8, феррохромовый шлак 1-3, нейтрализованный гальваношлам 2-3, дробленый бой автоклавного пенобетона с размером частиц менее 1 мм 11-17. 4 табл.

СТЕКЛОЩЕЛОЧНОЕ ВЯЖУЩЕЕ

Изобретение относится к промышленности строительных материалов и может быть использовано при изготовлении безобжигового, безавтоклавного и бесцементного вяжущего. Технический результат заключается в повышении прочности и водостойкости вяжущего. Стеклощелочное вяжущее включает стеклобой оконного и/или тарного стекла фракции не более 5 мм, едкую щелочь, воду, гиперпластификатор Melflux 2651 F при следующих массовых соотношениях, мас. %: стеклобой 80,5-84,6, щелочь едкая 1,7-2,6, гиперпластификатор Melflux 2651 F 0,2, вода - остальное, при этом используется стеклобой, измельченный в водном растворе едкой щелочи в присутствии гиперпластификатора Melflux 2651 F. 2 табл.

МАССА ДЛЯ ИЗГОТОВЛЕНИЯ ПОРИСТОГО СИЛИКАТНОГО МАТЕРИАЛА ПОД ДЕЙСТВИЕМ СВЕРХВЫСОКОЧАСТОТНОГО ИЗЛУЧЕНИЯ

Масса относится к промышленности строительных материалов и может найти применение для изготовления теплоизоляционных плит методом воздействия сверхвысокочастотного излучения, характеризующихся повышенной водостойкостью и низкой объемной массой. Масса для изготовления пористого силикатного материала под действием сверхвысокочастотного излучения включает, мас.ч: жидкое стекло - 75-86; карбонат кальция в форме мела - 10-23; фторид алюминия - 2-4. Техническим результатом является повышение водостойкости при сохранении объемной массы. 1 табл.

СТРОИТЕЛЬНАЯ СМЕСЬ

Изобретение относится к строительным смесям и может быть использовано для изготовления штукатурок и облицовок, заполнения швов в сборных конструкциях, а также при изготовлении изделий. Технический результат - придание смеси способности гидратироваться и набирать необходимую прочность в нормальных условиях твердения, повышение ее технологичности и обеспечение возможности применения для радиационной защиты. Строительная смесь содержит дробленое стекло - стеклозаполнитель, молотое стекло - стекловяжущее состава, мас. %: SiO2 58,1 - 70,5; B2O2 0,1 - 3,7; CaO 0,2 - 6,0; BaO 0,2 - 12,0; PbO 0,2 - 13,0; Al2О3 2 - 6; Na2O 3 - 7; К2O 8 - 10; жидкое стекло плотностью 1,21 - 1,25 г/см3 и добавку гипса при соотношении компонентов в мас.ч.: указанное молотое стекло 100; указанное дробленое стекло 50 - 300; жидкое стекло 30 - 60; гипс 1 - 2. 1 табл.

СМЕСЬ ДЛЯ ПОЛУЧЕНИЯ ТЕПЛОИЗОЛЯЦИОННОГО МАТЕРИАЛА И СПОСОБ ЕГО ПОЛУЧЕНИЯ

Изобретение относится к области строительных материалов, в частности гранулированных вспененных материалов, используемых для получения теплоизоляционных материалов и заполнителей. Смесь для получения теплоизоляционного материала содержит: жидкое стекло с модулем 2,5 - 3 (водный раствор) 67 - 95%, гидроксид кальция 4 - 25%, молотый песок 0,1 - 10%, кремнийорганическую жидкость 0,01 - 10%. Способ получения теплоизоляционного материала включает смешение жидкого стекла с модулем 2,5 - 3 67 - 95%, гидрохлорида кальция 4 - 25%, молотого песка 0,1 -10%, кремнийорганической жидкости 0,01 - 1%, в течение 5 - 60 мин при температуре 20 - 60oC, образование гранул путем продавливания смеси через отверстия диаметром 1 - 3 мм, после чего гранулы сушат при 60 - 100oC в течение 1 - 15 мин. После сушки осуществляют вспенивание гранул при температуре 360 - 800oC в течение 0,1 - 15 мин. 2 с. и 1 з.п. ф-лы, 2 табл.

СМЕСЬ ДЛЯ ПОЛУЧЕНИЯ ИСКУССТВЕННОГО ПЕСЧАНИКА

Изобретение относится к промышленности строительных материалов. Смесь для получения искусственного песчаника прессованием с выдержкой в растворе хлористого кальция включает, мас.%: песок кварцевый с зернами не крупнее 2 мм 30,0 - 36,0, глинистый материал 2,0 - 3,0, натриевое жидкое стекло 38,0 - 42,0, вспученный перлитовый песок с зернами не крупнее 2 мм 23,0 - 26,0. Технический результат - сокращение продолжительности выдержки в растворе хлористого кальция при сохранении прочностных характеристик. 1 табл.

СПОСОБ ПОЛУЧЕНИЯ ТЕПЛОИЗОЛЯЦИОННОГО МАТЕРИАЛА

Изобретение относится к производству строительных материалов на основе жидкого стекла с использованием отхода производства - гальванического шлама и может быть применено в строительстве, машиностроении, транспорте и других отраслях промышленности. Способ получения теплоизоляционного материала включает перемешивание в шаровой мельнице мокрого помола смеси, состоящей из жидкого стекла плотностью 1,30-1,50 г/см3, раствора сульфата алюминия с концентрацией 24-26%, гальванического шлама с влажностью 65-70%, до образования однородной консистенции. Затем смесь загружают в формы и подвергают уплотнению на прессе. После формования изделия извлекают из форм и подвергают термообработке в печи в течение 20-30 мин при температуре 320-350°С, затем охлаждают. При этом компоненты используют при следующем соотношении, мас.%: жидкое стекло 20-24, раствор сульфата алюминия 20-24, гальванический шлам - остальное. Технический результат – упрощение способа получения теплоизоляционного материала, уменьшение длительности ...

НАНОСТРУКТУРИРУЮЩЕЕ СВЯЗУЮЩЕЕ ДЛЯ КОМПОЗИЦИОННЫХ СТРОИТЕЛЬНЫХ МАТЕРИАЛОВ

Изобретение относится к составу наноструктурирующего связующего для композиционных строительных материалов, основанных на жидком стекле, и наноструктурирующих добавках, используемых для изготовления кислотостойких бетонов, шпаклевок и других составов. Наноструктурирующее связующее для композиционных строительных материалов, содержит жидкое стекло, тетрафурфуриловый сложный эфир ортокремниевой кислоты и отвердитель. При этом часть жидкого стекла заменяется на органическое щелочное жидкое стекло, содержащее органический катион 1,8-диазабициклоундецен-7 или 1,5-диазабициклононен-5-2-4. Использование наноструктурирующего связующего позволяет повысить кислотостойкость, водостойкость и прочности строительных материалов и расширить область их применения. 2 н.п. ф-лы, 4 табл.

СЫРЬЕВАЯ СМЕСЬ ДЛЯ ПОЛУЧЕНИЯ ПОРИСТОГО ТЕПЛОИЗОЛЯЦИОННОГО МАТЕРИАЛА

Изобретение относится к производству строительных материалов и может быть использовано для изготовления теплоизоляционных и огнезащитных материалов (изделий). Сущность изобретения заключается в том, что в сырьевой смеси, содержащей жидкое стекло, отвердитель и наполнитель, в качестве отвердителя применен слюдяной гидрозоль - отходы мокрого помола слюды 1-5%, а в качестве наполнителя применена пыль от обжига вермикулитового концентрата 1-6%. Кроме того, можно дополнительно использовать алкилсиликонат натрия 2-3% и вермикулит вспученный класса минус 1 мм 5-15%. Материалы, получаемые из сырьевой смеси, имеют объемную массу 120-270 кг/м3 , прочность на сжатие 0,6-1,6 МПа; коэффициент теплопроводности 0,05-0,07 Вт/м• град; влагостойкость 2,4-2,9%. Слюдяной гидрозоль и пыль от обжига вермикулитового концентрата ранее не использовались. Их применение дает возможность утилизации отходов посредством создания и ведения экологически чистых производств на действующих слюдодобывающих и слюдоперерабатывающих ...

ПОКРЫТИЕ ДЛЯ ЛИЦЕВОЙ ОТДЕЛКИ КЕРАМИЧЕСКОГО КИРПИЧА

Использование: производство, а именно цветного декоративно-облицовочного кирпича, при нанесении на любой кирпич - сырец из различных видов глинистого сырья, с последующим обжигом при t =960 - 1000 С. Сущность: покрытие отличается от известных тем, что в качестве связующего компонента до обжига используется силикат натрия в виде натриевого жидкого стекла плотностью 1,25 - 1,3 г/см3, а в качестве плавня - наполнителя карбонат кальция в виде мрамора, мраморного шлама или известняка. Эти компоненты еще до обжига обеспечивают хорошее сцепление остальных компонентов с поверхностью кирпича-сырца, не влияют на цветность покрытия. Состав покрытия имеет следующее соотношение компонентов, мас.%: стекло 43,5 - 46,5, жидкое стекло 52 -53, карбонат кальция 1,5 - 3,5. Для получения покрытий различной цветовой гаммы используются цветные глушеные стекла и красители, например, покрытие следующего состава, мас. %: стекло белое глушеное 43,5, карбонат кальция 3,5, жидкое стекло 52, медный купорос 1,0 -дает ...

ОГНЕУПОРНАЯ СМЕСЬ

Изобретение относится к производству смесей, которые могут быть использованы в качестве обмазочного материала в строительстве печей. Огнеупорная смесь содержит, мас.%: жидкое калиевое стекло с плотностью 1300-1350 кг/ми силикатным модулем 3,6-4 30,5-31,5, каолин 1,0-3,0, стальное волокно длиной 5-10 мм 1,0-3,0, глинозем 9,5-12,0, шамот - остальное. Технический результат - повышение термостойкости. 1 табл.

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ТЕПЛОИЗОЛЯЦИОННОГО МАТЕРИАЛА

Композиция относится к производству строительных материалов, а именно к составам для изготовления теплоизоляционных негорючих, экологически чистых, атмосферо- и кислотостойких материалов, используемых в строительных конструкциях в качестве несгораемого теплоизоляционного слоя. Композиция для изготовления теплоизоляционного материала содержит, мас.%: кремнесодержащий компонент - трепел 42,0 - 50,0, гидроксид натрия 4,5 - 12,0, металлическая добавка - гидроокись алюминия 3,0 - 7,0; жидкое стекло 8,0 - 15,0; вода остальное. Техническим результатом является повышение физико-механических показателей, стойкости к воздействию открытого огня, кислотостойкости, снижение теплопроводности, водопоглощения, энергоемкости процесса изготовления. 2 табл.

ЗАЩИТНОЕ ПОКРЫТИЕ

Покрытие относится к составам для нанесения защитных покрытий на кирпичные, бетонные и другие поверхности. Защитное покрытие включает, мас.%: калиево-натриевое жидкое стекло 45-60; кварцсодержащий компонент 20-30; тальк 5-15 и оксид цинка 5-15. Техническим результатом является обеспечение значительного срока хранения готовой к использованию композиции при сохранении высоких значений других показателей. 2 табл.

СЫРЬЕВАЯ СМЕСЬ ДЛЯ ИЗГОТОВЛЕНИЯ ОГНЕУПОРНЫХ ИЗДЕЛИЙ

Изобретение относится к производству огнеупорных материалов и может быть использовано в цветной металлургии для изготовления элементов литейной оснастки, контактирующих с расплавленным алюминием и его сплавами, а также для изготовления теплоизоляционных изделий, стойких к воздействию расплавленного алюминия и покровно-рафинирующих флюсов. Смесь содержит шамот, глинозем, цемент, жидкое стекло, волокнистый огнеупорный материал, модификатор жидкого стекла и воду, при следующем соотношение компонентов, мас.%: шамот 40 - 60; глинозем 15 - 20; цемент 0,5 - 3; жидкое стекло 15 - 20; волокнистый огнеупорный материал 0,5 - 3; модификатор жидкого стекла 1 - 4; вода 7 - 11.

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ СТРОИТЕЛЬНЫХ ИЗДЕЛИЙ

Композиция относится к строительным материалам и может быть использована при изготовлении строительных изделий для гражданского и промышленного строительства, а также для изоляции теплоагрегатов и теплопроводов, иных объектов в промышленности и гражданском строительстве. Композиция для изготовления строительных изделий содержит (в мас.%): молотый кварцевый песок 51,6-58,5; кремнефтористый натрий 3,9-4,8, жидкое натриевое стекло 23,5-28,0; пенообразователь ПО-6К-нейтрализованный продукт обработки гудрона серной кислотой 3,8-4,7; оксифос-К 6 - бис(алкилполиоксиэтилен)фосфат[CnH2n+1O(C2H4O)6]2•POH, где n = 8-10-1,2-1,5; вода - остальное. Техническим результатом является повышение физико-механических свойств материала и снижение его себестоимости, применение для изготовления теплосберегающих строительных изделий в гражданском строительстве и промышленности. 2 табл.

КЛЕЯЩАЯ И ПОКРЫВАЮЩАЯ ТЕПЛОСТОЙКАЯ КОМПОЗИЦИЯ, ПОКРЫТИЕ ДЛЯ ИЗЛОЖНИЦЫ, ПОЛОТНО, СПОСОБ НАНЕСЕНИЯ ПОКРЫТИЯ И СПОСОБ ПОЛУЧЕНИЯ ТЕПЛОСТОЙКОГО ПОКРЫТИЯ В ВИДЕ ПОЛОТНА ИЗ ЭТОЙ КОМПОЗИЦИИ

Изобретение относится к клеящим и покрывающим композициям, обладающих хорошей теплостойкостью и превосходным сопротивлением износу, а также большим сроком службы после отверждения. Сущность изобретения: композицию изготавливают из двух компонентов: порошковой смеси, содержащей оксид циркония 20 - 70 мас. ч., алюминат натрия 1 - 10 мас. ч., оксид иттрия 0,4 - 10,5 мас. ч., диоксид кремния 9,5 - 78,6 мас. ч., и связующего - силиката натрия 12,36 - 84,55 мас. ч., в который добавлено 5 - 50,7 мас. ч. воды. Для использования в качестве покрытия для изложницы в композицию добавляют волокнистый теплостойкий материал в количестве 2 - 17 мас. ч. С помощью композиции может быть получено теплостойкое покрытие в виде полотна. 5 с.п. ф-лы.

КОМПОЗИЦИЯ ДЛЯ ИЗГОТОВЛЕНИЯ ТЕПЛОИЗОЛЯЦИОННЫХ И ДЕКОРАТИВНЫХ ПОТОЛОЧНЫХ ПАНЕЛЕЙ

Изобретение относится к промышленности строительных материалов, используемых, преимущественно, в сельском строительстве. Композиция для изготовления теплоизоляционных и декоративных потолочных панелей содержит, мас.%: древесное волокно, высушенное до влажности 8-10% - 50-60, жидкое стекло - 5-7,5, кремнефтористый натрий - 1-2, дробленые и отваренные в течение 15-45 минут в воде и высушенные до влажности 8-10% шишки деревьев хвойных пород - остальное. Технический результат: снижение объемной массы панелей. Предложенная композиция характеризуется невысокой стоимостью, экологически безопасна. 1 табл.

ВОДНАЯ СУСПЕНЗИЯ ДЛЯ ПОЛУЧЕНИЯ ТЕПЛОВЫХ И ОТ ВОЗДЕЙСТВИЯ ВНЕШНИХ УСЛОВИЙ БАРЬЕРНЫХ ПОКРЫТИЙ И СПОСОБЫ ИХ ПОЛУЧЕНИЯ И ПРИМЕНЕНИЯ

... 1. Состав водной суспензии для получения пористого теплового или от воздействия внешних условий барьерного покрытия на металлической или керамической подложке, которая содержит:первый порошок, содержащий оксидный материал с теплопроводностью ниже, чем, примерно, 5 Вт/м·К, крупные частицы, имеющие первый средний размер от примерно 5 до примерно 60 мкм, с, по меньшей мере, частью крупных частиц, имеющих закрытую пористость, которая являются теплостойкой и, по существу, не проницаемой для газа и жидкости;второй порошок, содержащий оксидный материал с теплопроводностью ниже, чем, примерно 5 Вт/м·К, причем второй порошок характеризуется как мелкие частицы, имеющие второй средний размер от примерно 0,1 до примерно 5 мкм, причем второй средний размер является, по меньшей мере, примерно в 5 раз меньше первого среднего размера первого порошка, поэтому крупные частицы первого порошка и мелкие частицы второго порошка образуют бимодальное распределение частиц по размеру в суспензии;множество частиц ...

НАНОСТРУКТУРИРУЮЩЕЕ СВЯЗУЮЩЕЕ ДЛЯ КОМПОЗИЦИОННЫХ СТРОИТЕЛЬНЫХ МАТЕРИАЛОВ

... 1. Состав наноструктурирующего связующего для кислотостойких бетонов, отличающийся тем, что дополнительно содержит растворимый в воде силикат и тетрафурфуриловый сложный эфир ортокремниевой кислоты (ТФС), в котором часть жидкого стекла заменяется на органическое щелочное жидкое стекло, содержащее органический катион 1,8-диазабициклоундецена-7 или 1,5-диазабициклононена-5, при следующем соотношении компонентов, мас.%: ! жидкое стекло 92-95 тетрафурфурилоксисилан (ТФС) 3-5 органическое щелочное жидкое стекло 2-3 ! 2. Состав наноструктурирующего связующего для кислотостойких замазок и шпатлевок по п.2, отличающийся тем, что имеет следующее соотношение компонентов, мас.%: ! жидкое стекло 88 тетрафурфурилоксисилан (ТФС) 8 органическое щелочное жидкое стекло 4 ...

СОСТАВ И СПОСОБ ИЗГОТОВЛЕНИЯ БЕЗОБЖИГОВОГО ДИНАСОВОГО ЖАРОСТОЙКОГО БЕТОНА

... 1. Состав безобжигового динасового жаростойкого бетона, включающий динасовый заполнитель, тонкомолотый динас, силикат глыбу, отличающийся тем, что он дополнительно содержит тонкомолотый боксит, кварцит и силикат глыбу в виде наноразмерных частиц SiO2 и Na2O при следующем соотношении компонентов, мас.%: ! Динасовый заполнитель60-80Тонкомолотый динас8-16Силикат натрия в виде наноразмерных частиц2-4Тонкомолотый боксит6-10Тонкомолотый кварцит4-10Вода нагретая до 80-90°С из расчета В/Т0,12-0,14 ! 2. Способ изготовления бежобжигового динасового жаростойкого бетона, заключающийся в перемешивании смеси вяжущего из тонкомолотого динаса и силикат глыбы с динасовым заполнителем, затворении, формовании и сушки, отличающийся тем, что силикат глыбу переводят в наноразмерные частицы SiO2 и Na2O путем дегидрационного диспергирования гидратированных частиц при температуре 200-600°С, перемешиванием дополнительно с тонкомолотыми бокситом и кварцитом. ! 3. Способ по п2, отличающийся тем, что тонкомолотые боксит ...

СПОСОБ ПРИГОТОВЛЕНИЯ ГИПСОВОГО РАСТВОРА С МОДИФИКАТОРАМИ И ПЛАСТИФИКАТОРАМИ

... 1. Способ приготовления гипсового раствора, включающий в себя: ! получение некоторого количества сухих компонентов, включающих строительных гипс; ! предварительное растворение модификатора и пластификатора в воде с получением раствора; и ! смешивание раствора с сухими компонентами с получением гипсового раствора. ! 2. Способ по п.1, в котором модификатор на указанной стадии предварительного растворения включает в себя по меньшей мере один компонент из группы, состоящей из извести, негашеной извести, силиката, фосфата, фосфоната и карбоната. ! 3. Способ по п.2, в котором модификатор включает в себя по меньшей мере один компонент из группы, состоящей из карбоната натрия, карбоната калия, оксида кальция и силиката натрия. ! 4. Способ по п.1, в котором указанная стадия предварительного растворения включает в себя добавление модификатора и пластификатора в воду практически одновременно. ! 5. Способ по п.1, в котором на указанной стадии предварительного растворения модификатор добавляют в воду ...

Холодный бетон

Изобретение относится к композиции холодного бетона (варианты), включающей смесь воды, заполнителей из минералов на основе кремния, действующих в качестве материала наполнителя; пентагидрата метасиликата натрия или калия, действующего в качестве активатора; отходов сталеплавильного производства, включающих гранулированный размолотый доменный шлак, действующих в качестве вяжущего ингредиента; отходов с высоким или низким содержанием кальция от сжигания угля (зольной пыли или зольного остатка), действующих в качестве вяжущего ингредиента; тетрабората натрия, дигидрата цитрата натрия, лимонной кислоты или борной кислоты, действующих в качестве замедлителей времени схватывания; упрочняющих агентов, включающих гидроксиды кальция, калия, магния, натрия или алюминия; аттапульгитовой, каолиновой, красной глины или других мелкозернистых глин с высоким содержанием алюмосиликатов для повышения концентрации кремния и алюмосиликатов и связанной с этим прочности; белкового или синтетического белкового ...

Шпатлевка

Изобретение относится к составам шпатлевок для бетонных и каменных конструкций. Технический результат заключается в повышении эластичности и жизнеспособности шпатлевки. Шпатлевка содержит, мас.%: известь, гашеную в присутствии водорастворимого модифицированного полисахарида ATREN СЕМ HV 16,5-18, микрокальцит марки КМ2 42-45,5, диатомит NDP-D-230 3,0-5,0, вода 33-37. 6 табл.

Шпатлевка

Изобретение относится к составам шпатлевок для выравнивания каменных, бетонных поверхностей. Технический результат заключается в повышении пластичности и жизнеспособности шпатлевки. Состав содержит, мас. %: известь гашеная 15-18, микрокальцит марки КМ-2 29,9-34,3, целлюлозное волокно LVJIANR Cellulose Fiber ТМ50 1,5-2,1, микроволластонит Миволл 10-97 5,1-6,45, добавка Atren RET G 0,15-0,2, вода 42,3-44. 7 табл.

Архитектурный бетон

Изобретение относится к промышленности строительных материалов, а именно к декоративному бетону, и может быть использовано в изготовлении архитектурных бетонов («арх-бетонов») для производства мелкоштучных изделий любой формы, которые применяют в декоративных целях. Архитектурный бетон получают из смеси, содержащей, мас.%: кварцевый песок 28,96-29,15, черный щебень фракции 2-5 мм или фракции 5-20 мм 36,45-36,67, вяжущее - отходы промышленности 24,3-24,45, щелочной активатор вяжущего 6,08-9,33, железноокислый пигмент черного цвета 0,81, вода - остальное. Технический результат – получение архитектурного бетона черного цвета, обладающего глубиной цвета в 2% отраженного света, с низким расходом пигмента, утилизация отходов промышленности. 6 з.п. ф-лы, 1 ил., 2 табл., 7 пр.

СПОСОБ ИЗГОТОВЛЕНИЯ ТЕПЛОИЗОЛЯЦИОННОГО МАТЕРИАЛА

Изобретение относится к строительной промышленности, в частности к способу изготовления теплоизоляционного материала, позволяющего получать материал (изделие), обладающий одновременно низким коэффициентом теплопроводности, экологической и пожарной безопасностью, широким температурным диапазоном эксплуатации, высокими показателями механической прочности. Способ включает подготовку исходной композиции материала, путем перемешивания ее компонентов, вспенивания композиции, ее разлива и отверждения в форме, при этом в состав композиции входят 30-50% натриевое жидкое стекло с силикатным модулем 2,8-4,5, отвердитель на основе соединений, выделяющих кислоту в воду, пенообразователь, наполнитель и вода. Компоненты композиции перед смешиванием готовят раздельно. Предварительно нагревают натриевое жидкое стекло, замачивают длинноволокнистый наполнитель в воде, подготавливают пену из пенообразующего раствора, представляющего собой водный 1,5-3,2%-ный раствор триэтаноламмонийной или натриевой соли лаурилсульфата ...

Термоизоляционная масса

Изобретение относится к области строительных материалов. Термоизоляционная масса содержит 24,0-26,0 мас. % жидкого стекла плотностью 1,4-1,5 г/см3, 30,0-40,0 мас. % отсева строительных отходов от разрушения зданий с модулем крупности Мкр=2,7, на 80% состоящий из боя тяжелого бетона на гранитном щебне, 8,0-10,0 мас. % доломитовой глины с содержанием доломита не менее 20%. При этом масса дополнительно содержит 8,0-12,0 мас. % молотого гранулированного доменного шлака с удельной поверхностью не менее 280 м2/кг, 20,0-22,0 мас. % отсева щебеночного производства фельзита с содержанием частиц размером 0,8 мм не менее 90%. Техническим результатом является повышение прочности с одновременной утилизацией промышленных отходов. 3 табл.

МОДИФИКАТОРЫ ВЯЗКОСТИ И СПОСОБЫ ИХ ПРИМЕНЕНИЯ

Изобретение относится к композициям для обработки скважины, содержащим модификаторы вязкости, и способам использования таких композиций в скважинных операциях. Способ цементирования ствола скважины, включает: закачку в ствол скважины цементного раствора, содержащего: водный носитель, поддающуюся набуханию наноглину и твердую двухвалентную неорганическую соль с замедленным высвобождением, содержащую кальцинированный оксид магния, кальцинированный оксид кальция, кальциево-магниевое полифосфатное стекло, или комбинацию, содержащую по меньшей мере одно из вышеуказанного; и обеспечение схватывания цементного раствора. Причем твердая двухвалентная неорганическая соль с замедленным высвобождением присутствует в цементном растворе в количестве от около 1 мас.% до около 25 мас.% в расчете на массу водного носителя. Также описан способ вытеснения бурового раствора из ствола скважины. 2 н. и 11 з.п. ф-лы, 3 ил.

НОВЫЙ МАТЕРИАЛ И ЕГО ПОЛУЧЕНИЕ ДЛЯ ИСПОЛЬЗОВАНИЯ В КАЧЕСТВЕ АККУМУЛИРУЮЩЕЙ СРЕДЫ В ОЩУЩАЕМОЙ СИСТЕМЕ ДЛЯ НАКОПЛЕНИЯ ЭНЕРГИИ В ДИАПАЗОНЕ НИЗКИХ, СРЕДНИХ ИЛИ ВЫСОКИХ ТЕМПЕРАТУР

АРМИРОВАННЫЕ ВОЛОКНАМИ ПРОЧНЫЕ СТРОИТЕЛЬНЫЕ МАТЕРИАЛЫ И ПОКРЫТИЯ, СОДЕРЖАЩИЕ НЕОРГАНИЧЕСКИЕ СВЯЗУЮЩИЕ

... 1. Композиционный строительный материал, содержащий по меньшей мере одно неорганическое связующее и волокнистый материал, отличающийся тем, что неорганическое связующее представляет собой жидкое стекло, причем доля содержания жидкого стекла в композиционном строительном материале находится в диапазоне от 2 мас.% до 99 мас.%, а волокнистый материал присутствует в виде тканого, и/или вязаного, и/или сетчатого, и/или нетканого волокнистого материала, и/или холста, и/или в виде полых волокон. ! 2. Композиционный строительный материал по п.1, который помимо жидкого стекла дополнительно содержит цемент или связующее со скрытыми гидравлическими свойствами так, чтобы с помощью состава и/или катализатора предотвращать образование Са(ОН)2. ! 3. Композиционный строительный материал по п.1, в котором доля содержания волокнистого материала в композиционном строительном материале составляет по меньшей мере 0,001 мас.%. ! 4. Композиционный строительный материал по п.2, в котором доля содержания волокнистого ...

Композиция, содержащая модифицированный красный шлам с низким содержанием хроматов, и способ ее получения

Состав и способ изготовления хромомагнезитового жаростойкого бетона

Сырьева смесь дл изготовлени пенобетона

Сырьевая смесь для изготовления пенобетонов, включающая жидкое стекло, кремнеземистый компонент, пенообразователь и отвердитель, отличающаяся тем, что для получения пенобетона используют жидкое стекло из микрокремнезема с силикатным модулем от 2 до 4, отход производства кристаллического кремния - микрокремнезем, техническое мыло “Тайга”, кремнефтористый натрий и строительный гипс при следующем соотношении компонентов, мас.%: Жидкое стекло из микрокремнезема 59,52-68,44 Микрокремнезем 17,86-20,53 Техническое мыло “Тайга” 0,71-0,10 Кремнефтористый натрий 5,95-6,84 Строительный гипс 1,79-2,05 Вода 14, 17-2,04 ...

СТРОИТЕЛЬНАЯ СМЕСЬ ДЛЯ ОТДЕЛКИ ПОВЕРХНОСТЕЙ

Строительная смесь для отделки поверхностей, включающая сульфат железа, жидкое стекло, наполнитель, воду, отличающаяся тем, что содержит в качестве наполнителя отходы нейтрализации полировальной смеси стекольного производства при следующем соотношении компонентов, мас.%: Сульфат железа 28-35 Жидкое стекло 13-20 Наполнитель 32-40 Вода 14-18 ...

ОГНЕСТОЙКИЙ ПОЛИСТИРОЛ

... 1. Композиция, содержащая !(i) вспененные или вспениваемые мелкие шарики или частицы полистирола, ! (ii) вспучивающееся вещество и ! (iii) огнестойкое связующее, ! причем масса (i) составляет 20-75 мас.% в расчете на суммарную массу (i), (ii) и (iii). ! 2. Композиция по п.1, в которой вспененный или вспениваемый полистирол находится в виде мелких шариков. ! 3. Композиция по любому из пп.1 или 2, в которой полистирол имеет среднюю молекулярную массу 150000-450000 Да. ! 4. Композиция по п.1, в которой вспучивающееся вещество представляет собой по меньшей мере одно вещество из группы, включающей меламин, фосфин, фосфонат, вспененный графит, вспененные стеклянные мелкие шарики и наноглины. ! 5. Композиция по п.4, в которой вспучивающееся вещество является вспененным графитом. ! 6. Композиция по п.1, в которой огнестойкое связующее является органическим веществом, выбранным из группы, включающей фенольные смолы, дисперсии полиуретана, полифенолы и фенол-формальдегидные смолы. ! 7. Композиция ...

Сырьевая смесь для получения строительного материала

Изобретение относится к получению искусственных камней, в частности к использованию отходов обогащения ГУД в составе смесей для легких стро- ителылих материалов, и может Рыть использопано я строительной, горнорудной и других отраслях народного хозяистпа. С целью снижения объемной млсгы сырье па ч смесь содержит, г.лс.%: зогы ТЭЦ 26-32; жидкое стекло 2,0- 2,15; апкнлсульфат 0,15-0,2; хвосты обогащения руд - остальное. ИзоО- ретение позволяет снизить объемную массу материала до 706-746 кг/м. 5 таГш.

Композиция для изготовления теплоизоляционных изделий

Изобретение относится к промышленности строительных материалов и может быть использовано при изготовлении материала для устройств работающих при высоких температурах, Целью изобретения является повышение прочности и термостойкости Композиция для изготовления теплоизоляционных изделий содержит, мас.%г жидкое стекло 20-30,отходы шлифования чугунных изделий 30-50 и отработанный совелит - остальное. Композиция обеспечивает получение материала с объемной массой 1300-1530 кг/м, прочностью при сжатии 32-44 МПа при изгибе 3,5-5 МЛа, термостойкостью ...

Вяжущее

Использование: в промышленности строительных материалов. Сущность изобретения: вяжущее содержит, мае %: нефелиновый шлам с п.п.г. 10-20% - 45-71 : высококальциевый золошлаковый отход гидроудаления с п.п.п. 5-12%. 16-48; жидкое стекло 6,6-12; лигчосульфонат, модифицированный едким натром в соотношении 1:1, 0,4-1. Вяжущее готовят сухим помолом нефелинового шлама и золошлаковой смеси с последующим затвердением жидким стеклом , в которое введен модифицированный лигносульфонат. Вяжущее имеет предел прочности при сжатии 88 МПа, среднюю плот- ностью 1650 кг/м3, коэффициент теплопроводности 0,57 Вт/м-К. 2 табл.

Сырьевая смесь для изготовления теплоизоляционно-конструктивных изделий

Изобретение относится к производству строительных материалов,преимущественно к производству теплоизоляционно-конструктивных изделий, предназначенных для теплоизоляции строительных конструкций, и может быть использовано для высокотемпературной теплоизоляции промышленных печен. С целью повышения водостойкости и термостойкости сырьевая смесь для изготовления теплоизоляционно-конструктивных изделий содержит, мас.%: перлит 20-28; тонкомолотый стеклобой 19-24; глину 8-10; жидкое стекло 20-24; воду 22-25. Полученные изделия характеризуются термостойкостью 133 - 139 воздушных теплосмен, а водостойкостью 93-95% после пребывания в воде 72 ч и 86-89% после пребывания в воде в течение 3 мес. 4 табл. (/) ...

Сырьевая смесь для изготовления теплоизоляционных изделий

Изобретение относится к произ- водству строительных материалов, а более конкретно к составам сырьевой смеси для изготовления изделий, используемых в качестве теплоизоляционного , а также легкого конструкционного материала при сооружении тепловых объектов с температурой эксплуатации до 1273 К. С целью повьш ения прочности теплоизоляционных изделий сьфьевая смесь для изготовления изделий содержит, мас.%: горелая порода 5-15; метасиликат натрия (в пересчете на Na7.0) 10-15; силикомарганцевый пшак 70-85. Теплоизоляционные изделия объемной массой 580-640 кг/м характеризуются пределом прочности при сжатии 25,1-;.. 32,0 МПа в воздушно-сухих условиях и 24,7-31,8 МПа в водонасьпценных условиях, пределом прочности при изгибе 2,6-3,3 МПа, коэффициентом теплопроводности 0,09-0,12 ккал/ , коэффициентом водостойкости 0,984-0,993. 2 табл. i (Л ...

COMPOSITION FOR PRODUCING FIRE-PROOF COATING

Способ изготовления жидкостекольных бетонных изделий

Изобретение относится к промышленности строительных материалов и может быть испотьзовано при изготовлении жидкосте- кольных бетонных изделий. Целью изобрэтр ния является повышение термо- или морозостойкости. Способ изготовления жид костекольных бетонных изделий предусма ривает смешение жидкого стекла самораспадающегося шлака, пылигэзоочис - ки производства высокоуглеродистого фер- росиликохрома или силикомарганца или тонкодисперсного шлака силикомэрганца или шамота и заполнителей, формование и термообработку путем подъема давления до 0,2 - 2 МПА в течение 0,5 - 3 ч с последующим спуском в течение 1 -Зч, Способ обеспечивает морозостойкость 300 - 994 цикла, термостойкость 100- 199 циклов 2 табл. (Л ...

Композиция для изготовления покрытия

Сырьевая смесь для изготовления ячеистого бетона

Изобретение относится к производству строительных материалов и может быть использовано для изготовления конструкций в строительстве. Целью изобретения является повьпаение прочности, снижение водопоглощения и теплопроводности бетона Состав сырьевой смеси для изготовления ячеистого бетона включает, мас,%: минеральное вяжущее 38-43; негашенной извести 6,2-7,2; отход пиления камня-ракушечника 13,7-15; жидкое стекло 1,3-2,8; кремнефтористый чатрий Q,012-0,014; алюминиевая пудра 6,06- 0,07; ; хлорид кальция 0,75-0,86; воду 0,37-0,43 и 31-39. Повьшение физико-механических свойств бетона достигается тем, что в качестве заполнителя использован отход пилетшя камня-ракушечника и в качестве добавок - жидкое стекло, кремнефтористый натрий, хлориды кальция и натрия, а также количественным соотношением компонентов, 3 табл. SS ...

Состав для поверхностной обработки пористых материалов

Изобретение относится к строительным материалам и предназначено для создания покрытий на поверхности пористых материалов , обеспечивающих защиту их от неблагоприятных факторов окружающей среды. Цель изобретения - повышение дезактиви- руемости поверхности материала за счет снижения ее ионообменных свойств при сохранении климатической устойчивости и декоративности . Состав для поверхностной обработки пористых материалов содержит, мае. ч.: силикат щелочного металла 100; ал- килсиликонат щелочного металла 10-150; 20%-ный водно-этанольный раствор аммониевой соли из группы фторида, хлорида, нитрата, сульфата, фосфата с содержанием этанола 20-40% 1,5-50; наполнитель 70- 850; вода 700-8000; 20% дисперсия фтористого натрия в 2%-ном растворе ализариновой кислоты 20-250. Дезактиви- руемость обработанного картона составляет 350-570 условных единиц, бетона 369-578 условных единиц. 2 табл. сл ...

Слоистый пластик

Verfahren zur Herstellung und Anwendung eigenschaftsmodifizierter Füllstoffe für mineralisch gebundene Bauglieder

VERFAHREN ZUR HERSTELLUNG VON OFFENPORIGEM SCHAUM UND DAMIT HERGESTELLTE SCHAUMPRODUKTE

Frostschutzauskleidung für Verkehrstunnel für Kälteregionen

Verwendung von hitzebeständigen Überzugsmassen zur Beschichtung von Metallsubstraten

Silikatklebstoffe

Verfahren zum Erhaerten von Wasserglaskitten

PORÖSE KERAMISCHE FORMEN, ZUSAMMENSETZUNGEN ZUR HERSTELLUNG UND VERFAHREN ZUR HERSTELLUNG.

INCOMBUSTIBLE ADHESIVE-BINDER COMPOSITION BASED ON ALKALI SILICATE, PROCESS FOR ITS PRODUCTION, AND APPLICATION

Verfahren zur Herstellung von Formsteinen aus Rueckstaenden, die bei der Erzgewinnung anfallen, insbesondere der Schutthalden von Huetten- und Bergwerken

Light clay plate used as building material

Light clay plate comprises: (a) 40-70 (pts.wt.) bentonite or bentonite clay having a binding force of at least 250 g/cm<2> and a high final strength; (b) 10-35 straw having a blade length of 0.5-35 mm; and (c) 17-19 water or aqueous sodium water glass solution having a ratio of sodium water glass to water of 1:15-25. The plate is produced by: (a) crushing the straw; (b) mixing with the clay; (c) further crushing; (d) mixing the clay-straw mixture; (e) pressing the homogeneous clay-straw mixture into rods; (f) cutting the rods into lengths; (g) drying in hot air; and (h) mechanically processing. The density of the plate is 600-1000 kg/m<3> and the final moisture content is less than 10%.

Foaming aqs silicate solns - with carbides decomposing in water, to form expanded materials

The carbide is calcium carbide, used in amts. of 0.05-35, pref. 0.1-15%. Foaming is effected at between below 0 degree C and about +120 degrees C, pref. at 5-45 degrees C, the heat produced often increasing the temp. to above 100 degrees C. The foamed silicate solns. may be used to give predominantly open-pored foams of density 0.04-0.95 g/km-3 using e.g. as flame-retaining layers.

BAUTEILVERKLEIDUNGEN AUS ANORGANISCHEN FORMMASSEN

ALKALI METAL SILICATE BINDER COMPOSITIONS

Verfahren zur Herstellung von Isolierkoerpern (Platten, Formstuecken u. dgl.) aus Glasgespinst

Zusatzmittel zu Zement- und Moertelmassen als Schutz gegen eindringende Feuchtigkeit und aggressive Waesser

Verfahren zur Herstellung waermeisolierender und schalldichter Baustoffe

Refractory insulating composition

A refractory insulating composition is described which is characterised by at least 20 to 50 % by mass of aluminium silicate powder, 3 to 5 % by mass of sodium fluorosilicate, 20 to 30 % by mass of waterglass and 30 to 60 % by mass of tertiary clay pellets, at least 70 % by mass of the loose components being formed by grains of a size up to 0.6 mm. Owing to its improved physical properties, the insulating composition according to the invention is particularly suitable for brick-lining of thermal engineering structures and in fire protection.

Flowable or spreadable coating composition containing binders and optionally fillers and wetting agents, and process for the flame melt coating of metallic and mineral articles

The invention provides a coating composition which comprises waterglass, quartz, clay, lavalite, magnesium silicate, pumice, cement and water and small amounts of phosphoric acid and optionally an additional standardising agent and an additional curing agent and which is subjected to flame melt treatment after application to the articles to be coated and after initial curing, giving a corrosion-resistant coating which is chemically, thermally and mechanically resistant.

Verfahren zur Verfestigung von organischen Faserstoffen

Verfahren zur Herstellung von waermeisolierenden Formlingen

VERFAHREN ZUR HERSTELLUNG VON HITZEBESTAENDIGEN ORGANISCHEN SCHAUMSTOFFGEBILDEN

Moertelgemisch

BINDEMITTEL AUF BASIS VON ALKALISILIKATEN

UEBERZUGSMITTEL AUF DER BASIS VON WAESSRIGEN KALIUMSILIKATLOESUNGEN UND FEINTEILIGEM ZINK

Cement-Containing Compositions And Method Of Use

Improvements in plastic paints

A plastic paint, free from proteins, glycerine, or caoutchouc, comprises a silicate solution, silica, and a small percentage of a vegetable oil, e.g. tung oil or soya-bean oil. Cryolite may be added to give a harder finish, and fillers such as hydrous or colloidal clay, china clay, asbestine, bentonite, kieselguhr or similar diatomaceous earth, and chalk may be present. A natural or synthetic resin may be incorporated. A surface coated with the plastic paint may be subsequently glazed, e.g. by the application of a coating of chlorinated rubber, an artificial resin, or cellulose nitrate or acetate. According to an example, a plastic paint contains silicate of potash, sand, a filler, a pigment, and 5 per cent of tung oil. Specifications 473,153 and 473,513 are referred to.ALSO:A plastic paint, free from proteins, glycerine, or caoutchoue, comprises a silicate solution, silica, and a small percentage of a vegetable oil, e.g. tung oil or soya-bean oil. Cryolite may be added to give a harder ...

Improvements in or relating to pipe jointing devices

... 546,247. Pipe joints. PRODORTTE, Ltd., and BURTON, W. A. Jan. 2, 1941, No. 85. [Class 99 (i)] [Also in Group V] A spigot-and-socket joint for pipes for conveying acid effluents or other hot chemicals is sealed by a packing of hemp, asbestos &c. behind which is poured, rammed, or trowelled, a resilient cement. The resilient cement is composed of'a rubber latex, silicate of soda, and a cement powder, and may be as described in Specification 433,741, [Group V]. Several examples of compositions containing these constituents are described, as well as examples of the cement powder, which is composed of colloidal sulphur, zinc oxide, casein, rubber accelerators, sodium silicofluoride, calcium silicofluoride, borax, and silica ; or the cement powder may be merely a mixture of sodium silicofluoride and silicon. The outside of the pipe at the joint and the inside of the socket may be coated with sodium silicate or other adhesive solution. The packing-material may be soaked in a slurry of acid-resisting ...

Process for the Production of Fresco-paintings and Coloured Weather-proof Architectural Ornaments.

... 17,704. B÷rnen, E. Aug. 3. Ornamenting slabs and tiles; enamelling. - Ornamental slabs are made of a mixture of cement and fluxing substances, consisting of 20 parts of cement, 30 parts of sand, 20 parts of coarse porphyry pieces, 15 parts of porphyry powder, and 15 parts of ground glass, with the addition of water, and are painted with coloured glass fluxes and fired at a temperature of 1050‹ C. The cement may be replaced by water glass and lime or magnesia, in which case, the proportions are 10 parts of lime, 8 parts of water glass, 30 parts of sand, 35 parts of porphyry, and 17 parts of glass, and the firing takes place at 1100‹ C. Specification 6848/03 is referred to.

PUMICE

Improvements in or relating to heat insulating and sound proofing materials

Cellular anhydrous sodium borate silicate, which has been dried and baked without fusion at 900-1400 DEG F., is used as sound and heat insulating material. The porous material is made by drying and baking a mixture of alkali borate, alkali silicate and water. Boric acid or borax in powder or solution is added to an alkali silicate solution and the mixture dried, e.g. by spraying into a hot gas until it contains 10-35 per cent of water, and then baked in a mould; or alkali silicate solution is dried until it contains 10-35 per cent water, comminuted, mixed with powdered alkali borate and baked, e.g. in pellets agitated to keep them separate. The mixture may be dried to a glassy solid with 10-35 per cent water and baked in a rigid mould allowing escape of vapour but restraining the solid to a predetermined size and specific gravity. U.S.A. Specification 1,724,185 is referred to.ALSO:Cellular anhydrous sodium borate silicate which has been dried and baked without fusion at 900-1400 DEG F.

Grouting liquid for injection into a ground

Shear Panel Building Material

A shear panel building material that includes a first facing membrane, a core matrix disposed on a face of the first facing membrane, and a semi-rigid or rigid material attached to the core matrix. The core matrix can include microspheres having a size of about 200 microns to about 800 microns, sodium silicate, and ethylene vinyl acetate. In one aspect, the shear panel is substantially free from glue and cement.

Method for manufacturing an aerogel-containing composite and composite produced by that method

The invention relates to a method for manufacturing an insulating composite containing mineral fibers, aerogel and binder. This method implies the step of suspending the fiber webs and aerosol in an air flow thereby disentangling the fiber webs and mixing fibers, aerosol and eventually binder homogeneously. The apparatus described combines spinning of the fibers, collecting them as webs, disentangling the fiber webs in suspended air, mixing the fibers with aerogel and cement as well as pressing and curing the mixture to a consolidated product of density 150 to 800 kg/m 3 .

Low-Shrinkage Binder System

The invention relates to mixtures containing alkali-activatable aluminosilicate binders, characterized in that the mixture contains organosiloxane compounds, to the use of organosiloxane compounds for reducing shrinkage in alkali-activatable aluminosilicate binders and to the use for hydrophobization of alkali-activatable aluminosilicate binders. The invention furthermore relates to joint mortars, levelling compounds or coatings which contain the mixtures according to the invention.

Use of high ratio aqueous alkali silicates for profile modification, water control and stabilization

Soluble silicates are commonly used to block and strengthen permeable zones in subterranean formations. These applications include conformance for oil field, grouting for the construction industry and water shut-off for mining. It was discovered that set times and set properties could be improved by using novel, high ratio alkali silicates. Ratio being defined as the mol ratio of SiO 2 :Me 2 O, where Me is an alkali metal and is most commonly sodium or potassium (i.e. Na 2 O and K 2 O).

Honeycomb structure and method of manufacturing honeycomb structure

A honeycomb structure includes a substantially pillar-shaped honeycomb unit having cells defined by cell walls. The cell walls include silicon carbide particles having a nitrogen-containing layer provided on surfaces of the silicon carbide particles. A method of manufacturing a honeycomb structure includes preparing paste containing silicon carbide particles. The paste is molded to form a honeycomb molded body. The honeycomb molded body is fired in an inert atmosphere containing no nitrogen to obtain a substantially pillar-shaped honeycomb unit having cells defined by cell walls. The honeycomb unit is heated in an environment containing nitrogen to provide a nitrogen-containing layer on surfaces of the silicon carbide particles forming the cell walls.

Reduction of carbon dioxide in the manufacturing of composite construction materials

Disclosed are a system, a method and/or composition of reduction of carbon dioxide in the manufacturing of cement and concrete. In one embodiment, a method of producing a concrete, includes preparing a dried powder mixture of an alkali hydroxide, a sodium silicate, clay and a pozzolanic material. The dried powder with water may be reacted to form a cement paste. In addition, the cement paste may be mixed with at one of sand, an aggregate, a plasticizer and a nano additive to form the concrete.

Thermal insulator using closed cell expanded perlite

The present invention relates to a thermal insulator using closed cell expanded perlite. The thermal insulator using closed cell expanded perlite of the present invention includes: expanded perlite 10 to 84 wt %,ç, including dried and expanded perlite ore particles, having a surface with a closed cell shape, as an active ingredient; a liquid binder 15 to 85 wt %; and a reinforcing fiber 0.25 to 5 wt %. Accordingly, the present invention provides a thermal insulator, which enhances the rigidity of expanded perlite, minimizes porosity and gaps between the expanded perlite particles, by reducing compression ratio during compression molding, which results in lower density, improves constructability by lowering thermal conductivity, reduces material and energy costs and can reduce the area required for equipment installation by reducing the thickness of the thermal insulator.

Coating suitable for surgical instruments

A coating and devices using the coating are provided. The coating is applied in liquid form and dried or otherwise cured to form a durable adherent coating resistant to high temperatures and having optional hydrophobic properties. The coating formulation contains an aqueous formulation of silica, one or more fillers, and sufficient base, (e.g., potassium hydroxide), to have a pH exceeding about 10.5 during at least part of the formulation process. The formulation may contain a compound(s) that affects surface free energy, energy to make the cured coating hydrophobic. Such compounds include silanes containing halogens (e.g., fluorine or chlorine) and in particular silanes containing one or more hydrolyzable groups attached to at least one silicon atom and a group containing one or more halogens (e.g., chlorine or fluorine). A medical instrument (e.g., electrosurgical instrument) may be at least partially covered by a coating using the formulation.

NOVEL MATERIAL AND PRODUCTION THEREOF FOR USE AS A STORAGE MEDIUM IN A SENSITIVE ENERGY STORAGE SYSTEM IN THE LOW-, MEDIUM- OR HIGH-TEMPERATURE RANGE

The present invention relates to a modified red mud/a modified bauxite residue and also to processes for the production thereof and to a storage medium comprising a modified red mud, to a heat storage means comprising a storage medium and to numerous uses of a modified red mud as storage medium, in particular in a heat storage means. The modified red mud contains the following components: haematite (FeO), —corundum (AlO), —rutile (TiO) and/or anatase (TiO), —quartz (SiO), —optionally perowskite (CaTiO) and —optionally pseudobrookite ((Fe,Fe)(Ti,Fe)O), nepheline ((Na,K)[AlSiO]) and/or hauynite ((Na,Ca)[AlSiO(SO)]), wherein the modified red mud is substantially free from NaO and/or glass. A novel material is thus provided, and the production thereof for use as a storage medium in a sensitive energy storage system in the low-, medium- or high-temperature range is described. 138-. (canceled)39. A modified red mud comprising:{'sub': 2', '3, 'haematite (FeO);'}{'sub': 2', '3, 'corundum (AlO);'}{'sub': 2', '2, 'rutile (TiO) and/or anatase (TiO);'}{'sub': '2', 'quartz (SiO); and'}{'sub': '2', 'less than 0.5% by weight of NaO and/or glass.'}40. The modified red mud of further comprising at least one of:{'sub': '3', 'perovskite (CaTiO);'}{'sup': 3+', '2+', '3+, 'sub': 2', '5, 'pseudobrookite ((Fe,Fe)(Ti,Fe)O);'}{'sub': '4', 'nepheline ((Na,K)[AlSiO]); and'}{'sub': 4-8', '6', '6', '24', '4, 'hauynite ((Na,Ca)[AlSiO(SO)]).'}41. The modified red mud of further comprising:{'sub': 2', '3, '48 to 55% by weight of haematite (FeO);'}{'sub': 2', '3, '13 to 18% by weight of corundum (AlO);'}{'sub': 2', '2, '8 to 12% by weight of rutile (TiO) and/or anatase (TiO);'}{'sub': '2', '2 to 5% by weight of quartz (SiO); and'}{'sub': '2', 'less than 0.03% by weight of NaO and/or less than 0.1% by weight of glass.'}42. The modified red mud of claim 39 , wherein the modified red mud contains less than 0.5% by weight of aluminium titanate (AlTiO) claim 39 , iron (Fe) claim 39 , mayenite (CaAlO) ...

METHOD OF COATING AN ARTICLE, PASTE AND PLUG FOR PREVENTING HOLE BLOCKAGE DURING COATING

A method includes masking at least one hole of an article with a paste, wherein the hole opens onto a surface of the article, applying a coating to the surface of the article, and removing the paste including contacting the paste with water, leaving at least one open hole in the surface of the coated article. The paste includes about 40-80 wt % of a filler material, about 0.5-20 wt % of an inorganic binder, about 0.5-15 wt % of a polyhydroxy compound and about 5-25 wt % of water. The filler material includes a first material which includes alkali metal doped alumina, zirconium oxide, titanium oxide, silicon dioxide, or a combination thereof and a second material which includes a silicate. A weight ratio between the first and second materials is in a range of about 1-10. 1. A method comprising:masking at least one hole of an article with a paste, wherein the hole opens onto a surface of the article;applying at least one coating to the surface of the article; andremoving the paste comprising contacting the paste with water, leaving at least one open hole in the surface of the coated article, from about 40 weight percent to about 80 weight percent of a high temperature resistant filler material comprising a first material and a second material, wherein the first material comprises alkali metal doped alumina, zirconium oxide, titanium oxide, silicon dioxide, or a combination thereof, the second material comprises a silicate, and a weight ratio between the first material and the second material is in a range from about 1 to about 10;', 'from about 0.5 weight percent to about 20 weight percent of an inorganic binder;', 'from about 0.5 weight percent to about 15 weight percent of a polyhydroxy compound; and', 'from about 5 weight percent to about 25 weight percent of water., 'wherein the paste comprises2. The method of claim 1 , wherein the high temperature resistant filler material has an average particle size in a range from about 0.1 micron to about 100 microns.3. The ...

Method for forming high efficiency geothermal wellbores

Wellbore synthesis techniques are disclosed suitable for use in geothermal applications. Embodiments are provided where open hole drilled wellbores are sealed while drilling to form an impervious layer at the wellbore/formation interface. The techniques may be chemical, thermal, mechanical, biological and are fully intended to irreversibly damage the formation in terms of the permeability thereof. With the permeability negated, the wellbore may be used to create a closed loop surface to surface geothermal well operable in the absence of well casing for maximizing thermal transfer to a circulating working fluid. Formulations for the working and drilling fluids are disclosed.

SPRAY MATERIAL FOR HOT AND DRY SPRAY APPLICATION, AND HOT AND DRY SPRAY APPLICATION METHOD

A spray material for hot and dry spray application with improved corrosion resistance, and a hot and dry spray application method with improved corrosion resistance. A hot and dry spray application method comprises pressure-feeding a mixture comprising a refractory material and a binder, toward a spraying nozzle via a pipe, and adding water to the mixture at a distal end of the spraying nozzle to apply a spray under a hot condition. The mixture contains magnesium limestone having a particle size of 0.075 mm to less than 1 mm, in an amount of 10 mass % to 50 mass %, in 100 mass % of a total amount of the refractory material and the binder. The content of magnesium limestone having a particle size of less than 0.075 mm in 100 mass % of the total amount of the refractory material and the binder is 35 mass % or less (including 0). 1. A spray material for hot and dry spray application , comprising a refractory material and a binder , wherein the spray material contains magnesium limestone having a particle size of 0.075 mm to less than 1 mm , in an amount of 10 mass % to 50 mass % , in 100 mass % of a total amount of the refractory material and the binder , and wherein a content of magnesium limestone having a particle size of less than 0.075 mm in 100 mass % of the total amount of the refractory material and the binder is 35 mass % or less (including 0).2. The spray material according to claim 1 , wherein the binder contains at least one selected from phosphate and silicate.3. The spray material according to claim 1 , wherein the content of the magnesium limestone having a particle size of less than 0.075 mm is 5 mass % to 35 mass %.4. A hot and dry spray application method comprising pressure-feeding a mixture comprising a refractory material and a binder claim 1 , toward a spraying nozzle via a pipe claim 1 , and adding water to the mixture at a distal end of the spraying nozzle to apply a spray under a hot condition claim 1 , wherein the mixture contains magnesium ...

High-purity composite materials, methods of making high-purity composite materials, and methods of using high-purity composite materials

A composite filter aid may include acid-washed diatomaceous earth and a low extractable metal mineral. A method for making a composite material may include blending an acid-washed diatomaceous earth and a low extractable metal mineral, adding a binder to the blended diatomaceous earth and low extractable metal mineral, and forming the composite material from the acid-washed diatomaceous earth, the low extractable metal mineral, and the binder. A method for filtering a liquid may include providing a liquid for filtering and filtering the liquid through a composite filter aid that includes an acid-washed diatomaceous earth and a low extractable metal mineral.

SOUND INSULATING MATERIAL, SOUND INSULATING PLATE AND PARTITION STRUCTURE OF TRAIN CARRIAGE

A sound insulating material, a sound insulating plate, and a partition structure of a train carriage are provided. The sound insulating material comprises the following components in weight ratio: 2-8 parts of tricalcium silicate; 4-10 parts of calcium hydroxide; 10-30 parts of aluminosilicate; 4-10 parts of alumina; 5-15 parts of iron oxide; 10-30 parts of a binder; and 5-10 parts of a curing agent, wherein the binder is at least two of lithium silicate, sodium silicate and calcium silicate; the curing agent is at least one of lithium oxide, magnesium oxide and silica; and the mixture of the aluminosilicate, alumina and iron oxide expands at 1000° C.-1350 ° C. to form particles. The sound insulating plate made of this material is lightweight and has a sound insulation capacity of 35-42 dB. 1. A sound insulating material characterized by comprising the following components in weight ratio:2-8 parts of tricalcium silicate;4-10 parts of calcium hydroxide;10-30 parts of aluminosilicates;4-10 parts of alumina;5-15 parts of iron oxide;10-30 parts of a binder;5-10 parts of a curing agent;wherein the binder is at least two of lithium silicate, sodium silicate, and calcium silicate; and the curing agent is at least one of lithium oxide, magnesium oxide, and silica; anda mixture of the aluminosilicate, the alumina and the iron oxide expands and forms into particles at 1000° C.-1350° C.; the particles are mixed with the tricalcium silicate, the calcium hydroxide, the binder and the curing agent and poured into a forming mold, heated and pressurized to form the material.2. The sound insulating material according to claim 1 , characterized by further comprising 5-10 parts of clay in weight ratio.3. The sound insulating material according to claim 1 , characterized in that when the binder is a mixture of lithium silicate and sodium silicate claim 1 , its components in weight ratio are:6-15 parts of lithium silicate;5-15 parts of sodium silicate;when the binder is a mixture of ...

FIREPROOF MATERIAL AND FIREPROOF PLATE, AND FIREPROOF WALL STRUCTURE FOR TUNNEL AND CONSTRUCTION METHOD

Disclosed are a fireproof material, a fireproof plate, a fireproof wall structure for tunnels and a construction method. The fireproof material includes the following components in weight ratio: 20-35 parts of aluminosilicate; 10-25 parts of calcium carbonate; 5-15 parts of magnesium oxide; 5-15 parts of silica; 20-40 parts of a binder; and 5-10 parts of a curing agent, the binder includes at least one of lithium silicate, potassium silicate and sodium silicate in combination with at least one of quartz sand and industrial sugar; and the curing agent is at least one of lithium oxide and magnesium oxide. In the preparation, firstly forming the mixture of aluminosilicate, magnesium oxide and silica into particles at 900° C.-1250° C., and then mixing the particles with calcium carbonate, the binder and the curing agent, and then pouring same into a forming mold and heating and pressing to form the fireproof material. 1. A fireproof material , characterized in that the material comprises the following components in weight ratio:20-35 parts of aluminosilicate;10-25 parts of calcium carbonate;5-15 parts of magnesium oxide;5-15 parts of silica;20-40 parts of binder;5-10 parts of curing agent;wherein the binder is at least one of lithium silicate, potassium silicate, and sodium silicate mixed with at least one of quartz sand and industrial sugar; and the curing agent is at least one of lithium oxide and magnesium oxide; a mixture of the aluminosilicate, the magnesium oxide and the silica forms into particles at 900° C.-1250° C.; the particles are mixed with the calcium carbonate, the binder and the curing agent, poured into a forming mold, heated and pressed to form the material.2. The fireproof material according to claim 1 , further comprising 5-10 parts of bentonite in weight ratio;3. The fireproof material according to claim 1 ,wherein, when the binder is a mixture of lithium silicate and industrial sugar, the components in weight ratio are:15-25 parts of lithium ...

CEMENT COMPOSITIONS CONTAINING PHYLLOSILICATE AND METHODS OF USE

Cement compositions containing a hydraulic cement, a synthetic phyllosilicate (e.g. Laponite®), and silica flour. The cement compositions may optionally include other additives such as an expandable agent, a defoamer, and a fluid loss controller. Cement slurries and wellbore cements made therefrom are also specified. The inclusion of the synthetic phyllosilicate has enhanced the mechanical strength, improved the density homogeneity, as well as decreased the permeability of the wellbore cement, making it suitable for cementing oil and gas wells under high pressure and high temperature (HPHT) conditions. 1. A cement composition , comprising:a hydraulic cement;silica flour; and{'sub': 2', '2, 'a synthetic phyllosilicate comprising SiO, MgO, and LiO,'}wherein:{'sub': '2', 'a combined weight of SiOand MgO is 80-95 wt % of a total weight of the synthetic phyllosilicate; and'}{'sub': '2', 'the synthetic phyllosilicate has a weight ratio of SiOto MgO in a range of 3:2 to 7:2.'}2. The cement composition of claim 1 , wherein a weight ratio of the hydraulic cement to the synthetic phyllosilicate is in a range of 100:1 to 1 claim 1 ,000:1.3. The cement composition of claim 1 , wherein the synthetic phyllosilicate further comprises NaO.4. The cement composition of claim 1 , wherein the synthetic phyllosilicate is in the form of spherical particles with an average particle size of 10-100 nm claim 1 , and a BET surface area of 300-1 claim 1 ,000 m/g.5. The cement composition of claim 1 , wherein the synthetic phyllosilicate has a bulk density of 800-1 claim 1 ,200 kg/m.6. The cement composition of claim 1 , wherein the synthetic phyllosilicate comprises a hectorite clay.7. The cement composition of claim 1 , wherein a weight ratio of the hydraulic cement to the silica flour is in a range of 2:1 to 5:1.8. The cement composition of claim 1 , further comprising at least one additive selected from the group consisting of a fluid loss controller claim 1 , a defoamer claim 1 , and an ...

INORGANIC BINDER SYSTEM COMPRISING BLAST FURNACE SLAG AND SOLID ALKALI METAL SILICATE

The present invention relates to an inorganic binder system comprising blast furnace slag, and at least one solid alkali metal silicate, wherein the inorganic binder system is obtainable by co-grinding a mixture comprising the blast furnace slag and the at least one solid alkali metal silicate. 2. The inorganic binder system according to claim 1 , wherein the blast furnace slag comprises from 30 to 45% by weight of CaO claim 1 , 4 to 17% by weight of MgO claim 1 , 30 to 45% by weight of SiO claim 1 , and 5 to 15% by weight of AlO.3. The inorganic binder system according to claim 1 , wherein the molar ratio of m:n is ≤4.0.4. The inorganic binder system according to claim 1 , wherein the weight ratio of the blast furnace slag and the at least one solid alkali metal silicate is in the range from 500:1 to 1:5.5. The inorganic binder system according to claim 1 , having a Blaine value in the range from 200 to 1000 m/kg claim 1 , as determined according to DIN EN 196-6.6. The inorganic binder system according to claim 1 , wherein co-grinding is performed using a ball mill claim 1 , a planetary mill claim 1 , a disc mill claim 1 , a rotor mill claim 1 , a vertical mill or a mortar grinder.7. The inorganic binder system according to claim 1 , wherein the blast furnace slag is granulated blast furnace slag or ground granulated blast furnace slag.8. The inorganic binder system according to claim 1 , further comprising at least one additional inorganic binder selected from the group consisting of hydraulic binders claim 1 , latent hydraulic binders claim 1 , pozzolanic binders and mixtures thereof.9. The inorganic binder system according to claim 8 , wherein the pozzolanic binder is selected from the group consisting of precipitated silica claim 8 , pyrogenic silica claim 8 , microsilica claim 8 , ground glass claim 8 , brown coal fly ash claim 8 , mineral coal fly ash claim 8 , metakaolin claim 8 , pozzolana claim 8 , tuff claim 8 , trass claim 8 , volcanic ash claim 8 , ...

Nano modified silicate capillary crystalline material and use method thereof

A concrete durability protection method is provided, including following steps: Step one: rinsing the concrete surface; Step two: spraying agent A material or alternately spraying agent B material and agent A material at the wet surface of the concrete; Step three: repeating step two. The beneficial effects of the present invention include: nanoscale active silicate penetrates into the concrete surface layer within a certain depth and reacts with free calcium ions within the concrete to form C—S—H crystalline, thereby improving the compactness of the concrete surface layer within a certain depth, repairing defects in the concrete surface layer within a certain depth, such as the capillary interstices, pores, microcracks, etc., so as to effectively improve the durability of concrete. The unreacted nanoscale active silicate material has permanent activity. It could recover its activity when the concrete absorbs moisture, and continue to react with free calcium ions in the concrete to quickly form C—S—H crystals, realizing the permanent concrete durability protection.

BINDER COMPOSITION AND PATH MATERIAL COMPRISING A BINDER COMPOSITION

The invention relates to a binder composition comprising water glass and psyllium. It relates further to path material comprising such a binder composition, and to the use of the binder composition for binding an aggregate. The invention relates further to a method for providing a traffic area or parts of a traffic area, wherein the binder composition is used. 1. Binder composition comprising {'br': None, 'sub': 2', '2, 'i': 'n', 'MO*SiO\u2003\u2003(I)'}, '(i) water glass of the general formula (I) M denotes an alkali metal selected from the group consisting of K and Na, and', 'n denotes a number from 0.8 to 5, and, 'wherein'}(ii) psyllium.2. Binder composition according to claim 1 , additionally comprising NaCO.3. Binder composition according to claim 1 , wherein M in formula (I) denotes K.4. Binder composition according to claim 1 , wherein n in formula (I) is a number from 2.0 to 4.0.5. Binder composition according to claim 1 , wherein the weight ratio of water glass to psyllium is from 1:0.1 to 1:10.6. Binder composition according to claim 1 , wherein NaCOis present and the weight ratio of NaCOto psyllium is from 1:0.1 to 1:10 and/or the weight ratio of NaCOto water glass is from 1:0.1 to 1:10.7. Binder composition according to claim 1 , wherein the pH value of the composition is from 5.0 to 13.5.8. Path material comprising a binder composition according to claim 1 , and an aggregate.9. Path material according to claim 8 , wherein the weight ratio of aggregate to the total mass of binder material is from 80:20 to 99.9:0.1.10. Path material according to claim 8 , wherein the path material has a water content of from 0 to 20 wt. % claim 8 , based on the total mass of the path material.11. Path material according to claim 8 , wherein the aggregate consists of ≧95 wt % claim 8 , based on the total mass of the aggregate claim 8 , of crushed sand or natural sand of a grain size mixture of from 0.001 to 2 mm.12. Path material according to claim 8 , wherein the ...

Compressed salt objects

Provided are objects constructed of compressed salt combinations including salt and at least one additive, wherein the at least one additive is selected to impart the object with resistance to water and humidity.

RENEWABLE ADMIXTURES FOR CEMENTITIOUS COMPOSITIONS

Cementitious compositions comprising a hydraulic cementitious material, a compound selected from the group consisting of a polyhydroxy aromatic compound, a polycarboxylic acid-containing compound or a salt thereof, ascorbic acid or a salt thereof, or a combination thereof, and a particulate material or a water soluble silicate-containing material that interacts with the compound are described herein. The polyhydroxy aromatic compound can be a water soluble compound having from two to thirty hydroxyl groups. The particulate material can exhibit a particle size distribution, wherein at least about 90% by weight of the particles have a diameter of less than 2 mm. Suitable particulate materials include nanoparticles and microparticles. The cementitious compositions can be used to form building materials. The cementitious compositions are especially suited for inhibiting corrosion of reinforcing steel bars embedded in concrete mixtures. Methods of making and using the cementitious composition are also disclosed. 1. A composition , comprising:a hydraulic cementitious material; a polyhydroxy aromatic compound having three or more hydroxyl groups,', 'ascorbic acid or a salt thereof, and', 'a combination thereof,, 'a hydroxyl containing compound selected from the group consisting ofwherein the hydroxyl containing compound is present in an amount of from 0.1% to 3% by weight, based on the total weight of the cementitious material, anda particulate material, a water soluble silicate-containing material, or a combination thereof, wherein the particular material and/or the water soluble silicate-containing material, when present, interacts with the hydroxyl containing compound.2. The composition of claim 1 , wherein the hydraulic cementitious material is selected from the group consisting of ordinary Portland cement claim 1 , calcium aluminate cement claim 1 , calcium phosphate cement claim 1 , calcium sulfate hydrate claim 1 , calcium aluminate sulfonate cement claim 1 , ...

EPOXY-MULTILAYER POLYMER RDP GEOPOLYMER COMPOSITIONS AND METHODS OF MAKING AND USING THE SAME

The present invention provides a two component geopolymer composition of wherein one component comprises a dry mix of an aluminosilicate, such as flyash, geopolymer precursor and one or more epoxy multilayer polymer particle redispersible polymer powder (RDP) having an epoxy resin core and an alkali soluble polymer shell, the epoxy resin having a calculated glass transition temperature (T) of from 7 to 45° C., and, wherein the other component, comprises one or more alkaline silicate geopolymer precursor, preferably in the form of an aqueous solution. The two-component compositions having from 1 to 20 wt. % of the RDP, based on solids, and provide greater formulation flexibility to make geopolymer compositions having improved tensile strength. 1. A two-component composition for forming a geopolymer comprising a dry mix component of one or more aluminosilicate geopolymer precursor and one or more epoxy multilayer polymer particle redispersible polymer powder (RDP) having an epoxy resin core and an alkali soluble polymer shell , wherein the epoxy resin in the RDP has a calculated glass transition temperature (T) of from 7 to 45° C. , and , as a separate component , one or more alkaline silicate geopolymer precursor , the total two-component compositions having from 80 to 99 wt. % of total geopolymer precursors and from 1 to 20 wt. % of total epoxy multilayer polymer particle RDP , all weights based on the total weight of solids.2. The two-component composition as claimed in claim 1 , wherein the composition comprises the one or more aluminosilicate geopolymer precursor and the one or more alkaline silicate geopolymer precursor in such proportions that the geopolymer resulting from the geopolymer precursors of the two-component composition comprises silicon and aluminum in an atomic mole ratio of from 1.63:1 to 5:1 and comprises alkali metals and aluminum in an atomic mole ratio of 0.5:1 and up to 3.5:1 claim 1 , all weights based on the total weight of solids.3. The ...

Marble-like composite materials and methods of preparation thereof

The invention provides novel marble-like composite materials and methods for preparation thereof. The marble-like composite materials can be readily produced from widely available, low cost raw materials by a process suitable for large-scale production. The precursor materials include calcium silicate and calcium carbonate rich materials, for example, wollastonite and limestone. Various additives can be used to fine-tune the physical appearance and mechanical properties of the composite material, such as pigments (e.g., black iron oxide, cobalt oxide and chromium oxide) and minerals (e.g., quartz, mica and feldspar). These marble-like composite materials exhibit veins, swirls and/or waves unique to marble as well as display compressive strength, flexural strength and water absorption similar to that of marble.

Geopolymer with Nanoparticle Retardant and Method

A method of controlling the setting time of a geopolymer by coating aluminosilicate particles with nanoparticles to slow the geopolymerization reaction. The coating effectiveness of the nanoparticles may be enhanced by pretreating the aluminosilicate particles with a layer-by-layer assembly of polyelectrolytes. A geopolymer is formed by mixing about 39% to about 66% by weight aluminosilicate source, about 0% to about 40% by weight sand, about 19% to about 33% by weight of alkali activator solution, and about 1% to about 4% nanoparticles. 1. A method of controlling the setting time of a geopolymer , comprising partially or comprehensively coating aluminosilicate particles , with nanoparticles before mixing the aluminosilicate particles with sodium silicate and a sodium hydroxide solution to form a geopolymer , wherein the nanoparticles are allowed to retard a geopolymerization reaction.2. The method of claim 1 , wherein the aluminosilicate particles comprise fly ash claim 1 , metakaolin claim 1 , or rice husk.3. The method of claim 1 , wherein the nanoparticles comprise halloysite nanotubes or kaolin nanoclay particles.4. The method of claim 1 , wherein the nanoparticles form about 1% to about 4% by weight of the geopolymer.5. The method of claim 1 , further comprising pretreating the aluminosilicate particles with a layer-by-layer assembly of polyelectrolytes for enhancing the coating effectiveness of the nanoparticles on the aluminosilicate particles.6. A composition of matter formed by the mixing of components comprising:about 39% to about 66% by weight aluminosilicate source;about 0% to about 40% by weight sand;about 19% to about 33% by weight alkali activator solution; andabout 1% to about 4% by weight nanoparticle retardant.7. The composition of matter of claim 6 , wherein the aluminosilicate source comprises fly ash claim 6 , metakaolin claim 6 , or rice husk.8. The composition of matter of claim 6 , wherein the alkali activator solution comprises sodium ...

STABILIZED REFRACTORY COMPOSITIONS

A refractory composition including refractory aggregate, one or more matrix components, and silicate-coated set accelerator particles. The silicate-coated set accelerator particles can include one more of silicate-coated calcium hydroxide, magnesium hydroxide, calcium chloride, calcium carbonate, magnesium carbonate and calcium sulfate. Suitable silicate coatings include sodium silicate, potassium silicate, lithium silicate and mixtures thereof. A method of recovering an aged refractory composition, a settable composition and a method of manufacturing silicate-coated calcium hydroxide particles are also provided. 1. A refractory composition comprising:(a) refractory aggregate;(b) one or more matrix components; and(c) silicate-coated set accelerator particles.2. The refractory composition of claim 1 , wherein said silicate-coated set accelerator particles comprise silicate-coated particles of one or more of Ca(OH) claim 1 , magnesium hydroxide claim 1 , calcium chloride claim 1 , calcium carbonate claim 1 , magnesium carbonate claim 1 , lithium carbonate or calcium sulfate.3. The refractory composition of claim 1 , wherein said silicate coating is chosen from the group consisting of sodium silicate claim 1 , potassium silicate claim 1 , lithium silicate and mixtures thereof.4. The refractory composition of claim 2 , wherein said silicate coating is chosen from the group consisting of sodium silicate claim 2 , potassium silicate claim 2 , lithium silicate and mixtures thereof.5. The refractory composition of claim 2 , wherein said silicate-coated set accelerator particles comprise silicate-coated Ca(OH)particles claim 2 , wherein said silicate coating is chosen from the group consisting of sodium silicate claim 2 , potassium silicate claim 2 , lithium silicate and mixtures thereof.6. The refractory composition of claim 5 , wherein said silicate-coated set accelerator particles comprise sodium silicate-coated Ca(OH)particles.7. The refractory composition of any one of ...

HIGH-PURITY COMPOSITE MATERIALS, METHODS OF MAKING HIGH-PURITY COMPOSITE MATERIALS, AND METHODS OF USING HIGH-PURITY COMPOSITE MATERIALS

A composite filter aid may include acid-washed diatomaceous earth and a low extractable metal mineral. A method for making a composite material may include blending an acid-washed diatomaceous earth and a low extractable metal mineral, adding a binder to the blended diatomaceous earth and low extractable metal mineral, and forming the composite material from the acid-washed diatomaceous earth, the low extractable metal mineral, and the binder. A method for filtering a liquid may include providing a liquid for filtering and filtering the liquid through a composite filter aid that includes an acid-washed diatomaceous earth and a low extractable metal mineral. 136-. (canceled)37. A method for making a composite material , the method comprising:washing a diatomaceous earth with at least one acid, followed by rinsing the acid washed diatomaceous earth with water;blending the acid-washed diatomaceous earth and a low extractable metal mineral comprising perlite;adding a binder to the blended acid washed diatomaceous earth and low extractable metal mineral; andforming the composite material from the acid-washed diatomaceous earth, the low extractable metal mineral, and the binder.38. The method of claim 37 , further comprising dispersing the binder in water.39. The method of claim 37 , further comprising dispersing the binder in water before adding the binder to the blended acid-washed diatomaceous earth and low extractable metal mineral.40. The method of claim 37 , further comprising mixing the binder and the blended acid-washed diatomaceous earth and low extractable metal mineral.41. The method of claim 40 , further comprising classifying the mixed binder and blended acid-washed diatomaceous earth and low extractable metal mineral.42. The method of claim 40 , further comprising drying the mixed binder and blended acid-washed diatomaceous earth and low extractable metal mineral.43. The method of claim 42 , wherein the drying comprises heating the mixed binder and blended ...

THERMOSET CERAMIC COMPOSITIONS, INORGANIC POLYMER COATINGS, INORGANIC POLYMER MOLD TOOLING, INORGANIC POLYMER HYDRAULIC FRACKING PROPPANTS, METHODS OF PREPARATION AND APPLICATIONS THEREFORE

Thermoset ceramic compositions and a method of preparation of such compositions. The compositions are advanced organic/inorganic hybrid composite polymer ceramic alloys. The material combines strength, hardness and high temperature performance of technical ceramics with the strength, ductility, thermal shock resistance, density, and easy processing of the polymer. Consisting of a branched backbone of silicon, and alumina, with highly coordinated Si—O—Si or Al—O—Al bonds, the material undergoes sintering at 7 to 300 centigrade for 2 to 94 hours from water at a pH between 0 to 14, humidity of 0 to 100%, with or without vaporous solvents. 1. A composition of matter provided by the incipient materialsa) aluminum oxide,b) silicon oxide,c) solvent, and a source ofd) divalent cations.2. A composition of matter as claimed in wherein the composition of matter is a gel.3. The composition as claimed in wherein the divalent cations are selected from the group consisting of calcium claim 1 , and magnesium.4. A composition of matter as claimed in claim 2 , wherein claim 2 , in addition claim 2 , fibers are added.5. A method of preparation of composition of claim 1 , said method comprising:a) providing a mixture of aluminum oxide and silicon oxide; i. water,', 'ii. a source of OH,', 'iii. a solvent, and,', 'iv. a source of divalent cations;, 'b) providing a mixture, having a basic pH, in a slurry form, ofc) mixing A. and B.;d) exposing the product of C. to a temperature in the range of 160° F. to 250° F. for a period of time to provide a thermoset ceramic.6. The method as claimed in wherein the temperature range is from 175° F. to 225° F.7. The method as claimed in wherein the time period for heating is 2 to 6 hours.8. A product when prepared by the method as claimed in .9. A solid substrate when coated with a composition as claimed in .10. A composition of matter consisting of amorphous polymer comprising metal carbon bonds and metal oxide bonds.11. A composition as claimed in ...

Thermoset ceramic compositions, inorganic polymer coatings, inorganic polymer mold tooling, inorganic polymer hydraulic fracking proppants, methods of preparation and applications therefore

Thermoset ceramic compositions and a method of preparation of such compositions. The compositions are advanced organic/inorganic hybrid composite polymer ceramic alloys. The material combines strength, hardness and high temperature performance of technical ceramics with the strength, ductility, thermal shock resistance, density, and easy processing of the polymer. Consisting of a branched backbone of silicon, alumina, and carbon, the material undergoes sintering at 7 to 300 centigrade for 2 to 94 hours from water at a pH between 0 to 14, humidity of 0 to 100%, with or without vaporous solvents.

UTILITY MATERIALS INCORPORATING A MICROPARTICLE MATRIX FORMED WITH A SETTING AGENT

A composition, utility material, and method of making a utility material is disclosed. A composition having an improved setting time may include a plurality of microparticles mixed with a sodium silicate binder and an isocyanate setting agent, where the microparticle composition has a setting time of less than or equal to one hour. A utility material may be a wallboard that includes the composition. 1a wallboard having a first facing membrane and a second facing membrane; and 'microparticles and at least one binder;', 'a core matrix disposed between the first facing membrane and the second facing membrane, wherein the core matrix includeswherein a majority of the microparticles in the core matrix of the wallboard are structurally intact; andwherein a water content of the wallboard is less than 5%.. A utility material comprising: This application claims the benefit of U.S. Provisional Patent Application No. 61/198,554, filed on Nov. 4, 2008, which is incorporated by reference herein in its entirety.The present invention relates generally to various utility and/or building materials, such as wallboard, sound attenuation materials, shear panels, casting materials, etc., and more particularly to utility and/or building materials incorporating a microparticle-based core matrix. Accordingly, the present invention involves the fields of chemistry, manufacturing engineering, construction, and materials science.Many different types of building or utility materials, such as wallboard insulation, blown-in insulation, acoustical or sound dampening/absorbing materials, etc., exist in the art. These are all designed to provide a specific function within a structure. In addition, the composition of ingredients or components making up these utility materials varies greatly. Although there are many different available compositions making up the many different utility materials, relatively few of these incorporate microparticles, such as naturally occurring cenospheres or ...

SHEAR PANEL BUILDING MATERIAL

A shear panel building material that includes a first facing membrane, a core matrix disposed on a face of the first facing membrane, and a semi-rigid or rigid material attached to the core matrix. The core matrix can include microspheres having a size of about 200 microns to about 800 microns, sodium silicate, and ethylene vinyl acetate. In one aspect, the shear panel is substantially free from glue and cement. 1a first facing membrane;a second facing membrane;a rigid material situated between the first facing membrane and the second facing membrane, said rigid material being self-supporting; and from about 25 wt % to about 60 wt % of microparticles based on wet formulation,', 'from about 20 wt % to about 36 wt % sodium silicate, and', 'from about 2 wt % to about 6 wt % of a vinyl acetate,, 'a core matrix disposed between said first and second facing membranes, said core matrix includingwherein the rigid material is held in place with respect to the first and second facing membranes by the core matrix.. A shear panel building material comprising: This application is a continuation application of U.S. patent application Ser. No. 13/176,692, filed Jul. 5, 2011, which is a continuation of U.S. patent application Ser. No. 12/238,379, filed on Sep. 25, 2008, which is a continuation-in-part of U.S. patent application Ser. No. 12/077,951, filed on Mar. 21, 2008, which claims the benefit of U.S. Provisional Patent Application No. 60/919,509, filed on Mar. 21, 2007, and of U.S. Provisional Patent Application No. 60/961,130, filed on Jul. 17, 2007, and of U.S. Provisional Patent Application No. 61/002,367, filed on Nov. 7, 2007, and U.S. Provisional Patent Application No. 61/081,951, filed on Jul. 18, 2008, all of which are each incorporated by reference herein in their entireties.The present invention relates generally to building materials, and more particularly to shear panels or shear-type building materials. Accordingly, the present invention involves the fields of ...

PUMPABLE GEOPOLYMER CEMENT

This invention relates to an adaptable Geopolymer cement composition for application in oil and gas wells having a wide range of downhole temperatures. The base Geopolymer cement composition has an acceptable rheology of below 200 cP and can be tailored by the inclusion of various chemicals to control properties such as thickening time over a wide range of temperatures and densities. The disclosed Geopolymer cement composition is pumpable, mixable and stable. The composition can also be adapted to have expandable and swellable properties. 1. A pumpable geopolymer cement composition comprising:an aluminosilicate source material;an alkaline solution comprising a carrier fluid, an alkaline activator material and a silicate material, wherein, the weight:weight ratio of the alkaline solution:aluminosilicate source material is from 0.1 to 2:1, and the weight:weight ratio of the silicate material:alkaline solution is from 0.15 to 1:1.2. The composition of claim 1 , wherein the aluminosilicate source material is fly ash type F.3. The composition of claim 1 , wherein the alkaline solution comprises an alkaline activator material at a concentration of from 8 M to 12 M.4. The composition of any one of the preceding claims claim 1 , wherein the alkaline activator material is selected from one or more of sodium hydroxide and potassium hydroxide.5. The composition of claim 1 , wherein the silicate material is a sodium silicate.6. The composition of claim 1 , wherein the composition has a specific gravity of from 1.40 g/cmto 1.91 g/cm.7. The composition of claim 1 , wherein the composition further comprises a weighting agent selected from one or more of the group consisting of barium sulfate claim 1 , iron oxide claim 1 , and manganese tetroxide claim 1 , where the weighting agent is present in an amount of from 30 to 75 wt % relative to the total weight of aluminosilicate source material in the composition.8. The composition of claim 7 , wherein the composition has a specific ...

GEOSYNTHSESIS BINDER COMPRISING A CALCIUM- ALKALINE ACTIVATOR AND A SILICO-ALUMINOUS COMPOUND

The geosynthetic binder dry composition includes at least: an alkalino-calcium type activator including at least lime and an alkaline salt, which can suitably react together so as to form in situ a base in the presence of water, and a silico-aluminous compound, including an amount of calcium oxide higher than or equal to 15%, by weight, as compared to the silico-aluminous compound total weight, characterized in that the binder dry composition includes, by weight, as compared to the total weight, from 45 to 95% of the silico-aluminous compound, from 2 to 25% of lime and from 3 to 30% of an alkaline salt. The material including the geosynthetic binder dry composition and water, a method for producing the geosynthetic binder dry composition, and a method for producing the material are also described.

Expanded Lightweight Aggregate Made From Glass or Pumice

An expanded lightweight aggregate has compositional ranges (Wt. % Range) of about: (a) 40 to 60% ground glass or pumice, 40 to 60% water, 3 to 15% sodium silicate, and 0.1 to 5% NaNOfor the slurry; and (b) 50 to 85% ground glass or pumice, and 15 to 50% slurry for the granulator. 1. An expanded lightweight aggregate formed from a mixture comprising:a ground glass or pumice in the range of about 40 to 60% by weight percent for a slurry;a water in the range of about 40 to 60% by weight percent for the slurry;a sodium silicate in the range of about 3 to 15% by weight percent for the slurry;{'sub': '3', 'a NaNOin the range of about 0.1 to 5% for the slurry;'}the ground glass or pumice in the range of about 50 to 85% by weight percent for a granulator; andthe slurry in the range of about 15 to 50% by weight percent for the granulator.2. The expanded lightweight aggregate as recited in claim 1 , wherein the water is in the range of about 45 to 50% by weight percent for the slurry.3. The expanded lightweight aggregate as recited in claim 1 , wherein the sodium silicate is in the range of about 6 to 7% by weight percent.4. The expanded lightweight aggregate as recited in claim 1 , wherein the NaNOis in the range of about 0.9 to 1.1% by weight percent.5. The expanded lightweight aggregate as recited in claim 1 , the granulator having a ratio of about 1 part of the slurry to about 2.5 parts of the ground glass or pumice.6. The expanded lightweight aggregate as recited in claim 1 , the expanded lightweight aggregate having a diameter of 0-8 mm claim 1 , a bulk density in the range of about 0.10 to 0.5 g/cm claim 1 , a effective density in the range of about 0.10 to 0.8 g/cm claim 1 , a compressive strength in the range of about 0.5 MPa to 5 MPa claim 1 , and a heat conductance in the range of about 0.04 to 0.15 W/mK.7. The expanded lightweight aggregate as recited in claim 1 , the expanded lightweight aggregate having a particle size comprising about 0-1 mm claim 1 , 1-2 mm ...

ADVANCED CEMENT FREE COMPOSITION FOR CONCRETE AND PANELS AND METHOD OF PREPARATION THEREOF

The present invention relates to advanced cement free composition for concrete and panels useful in construction industry and the method of preparation thereof. Particularly the present invention relates to advanced cement free composition constituting Sea sand, Fly Ash, Seawater, NaOH and NaSiO(sodium meta silicate). More particularly the present invention relates to advanced cement free composition for concrete and panels with comprehensive strength of 15 to 30 MPa and flexural strength of 1.5-3.0 MPa. 1. A cement free composition useful for preparation of concrete cubes and panels comprising; 40-50 w % sea sand; 15-20 w % sea water; 8-12 w % Sodium hydroxide; 4-10 w % Sodium meta silicate and 15-21 w % Fly ash.2. A method of preparation of advanced cement free composition for concrete and panels as claimed in claim 1 , comprising the steps of:a) mixing sea sand in the range of 40-50 w % , fly ash in the range of 15-21 w % , sodium hydroxide in the range of 8-12 w % and sodium meta silicate in the range of 4-10 w % to obtain a mixture;b) dry grinding the mixture as obtained in step (a) for a period in the range of 20-24 hours and adding sea water in the range of 15-20w % to obtain an advanced cement free composition.360. The cement free composition as claimed in claim 1 , wherein the concrete cubes prepared from said composition having dimensions of 15 cm×15 cm×15 cm and cured at temperature of 28° C. for the duration of 3-28 days and further heat cured at the temperature in the range of 50-° C. for a duration in the range of 24-72 hours.4. The advanced cement free composition as claimed in claim 1 , wherein the reinforced panels prepared from the said composition having dimensions of 1 feet×1 feet×20 mm and 2 feet×2 feet20 mm by using wire mesh of 1 feet ×1 feet×2 mm and 2 feet×2 feet×2 mm at a compacting pressure in the range of 10-50 kg/cm claim 1 , and are heat cured at the temperature in the range of 40 to 80° C. for a duration of 24 to 72 hours.5. The cement ...

Coating compositions for roofing granules, dark colored roofing granules with increased solar heat reflectance, solar heat-reflective shingles and process for producing the same

Dark colored roofing granules include an inert base particle coated with a composition including a metal silicate, a non-clay latent heat reactant, and a dark colored but solar reflective pigment.

Cement

The present disclosure relates to a cementious composition (e.g. for mounting a strain gauge within a gas turbine engine) comprising: part A comprising an acidic solution of a metal salt; part B comprising silica and one or more metal oxides; and part C comprising colloidal silica and/or a silicate solution. Part A may comprise an acidic aluminium phosphate solution. Part B may comprise one or more or all of titanium oxide, chromium oxide, alumina and barium oxide

COMPOSITION FOR METAKAOLIN CONSTRUCTION MATERIAL, RELATED METHOD FOR MANUFACTURING SAID COMPOSITION, AND USE FOR PRODUCING CONSTRUCTION ELEMENTS

Disclosed is a construction material composition including a matrix predominantly containing an aluminum silicate compound, such as a metakaolin, and an alkaline activation solution. The composition is contains less than 10 wt. % cement or clinker and in that the metakaolin is a metakaolin obtained via flash calcination. The reaction between the components is carried out at a temperature less than 30° C. The method for manufacturing the construction material includes mixing the composition with various elements such as granulates, plant fibers, unfired clay, and expanding agents. It is particularly of use in producing floor, wall, or roof coating elements, prefabricated construction elements, or insulation, adhesive, or inorganic sealant modules. 121-. (canceled)22. A Composition for a construction material comprising a matrix predominantly containing an aluminium silicate compound , such as a metakaolin , and an alkaline activation solution ,wherein it contains less than 10 wt. % cement or clinker,wherein the metakaolin is a “flashed” metakaolin obtained via flash calcination of a powdered clay at a temperature between 600 and 900° C. for a few seconds, followed by a fast cooling, and wherein the alkaline activation solution comprises a source of sodium or potassium silicate (according to the cement nomenclature containing SiO2 and M2O), and an alkaline base, such as NaOH and/or KOH, (noted as M2O according to the cement nomenclature, with M able to represent the sodium or the potassium), with the relative proportions of the activation solution and of the matrix being such that the total sum in SiO2+M2O moles of the activation solution is between 3.5 and 5.5 mol/kg of matrix.23. The composition according to claim 22 , wherein it contains a weight proportion in cement or clinker less than 5% claim 22 , preferably less than 1%.24. The composition according to claim 22 , wherein the source of silicate of the activation solution has a SiO2/M2O molar ratio greater than ...

METHOD FOR PRODUCING A MOLDED PART FROM GLASS FIBER AND/OR MINERAL FIBER MATERIAL, MOLDED PART WHICH CAN BE OBTAINED USING SAID METHOD, AND MANUFACTURING UNIT FOR THIS PURPOSE

The invention relates to a method for producing a molded part from glass fiber and/or mineral fiber material with an inorganic binder. The inorganic binder is cured using electromagnetic radiation in order to form the molded part. The tool is designed to be at least partly permeable for the electromagnetic radiation for curing purposes, and the inorganic binder is a binder which can be cured by electromagnetic radiation. The invention further relates to a molded part which can be obtained in the aforementioned manner. Finally, the invention relates to a manufacturing unit for producing a molded part from glass fiber and/or mineral fiber material and an inorganic binder. The manufacturing unit comprises a device for providing a tool for forming the molded part, a device for introducing the glass fiber and/or mineral fiber material and the inorganic binder into the tool, a device for generating electromagnetic radiation to cure the inorganic binder in order to form a molded part, and optionally a device for removing the molded part from the tool. 2. The process as claimed in claim 1 , wherein the glass fiber material and/or mineral fiber material is a textured glass fiber material and/or mineral fiber material.3. The process as claimed in wherein the glass fiber material is an E glass claim 1 , S glass or ECR glass or combinations of these.4. The process as claimed in wherein the mold that is transparent to the electromagnetic radiation is or includes a material selected from the group consisting of polypropylene (PP) claim 1 , polyethylene (PE) claim 1 , polytetrafluoroethylene (PTFE) claim 1 , polyvinylchloride (PVC) claim 1 , glass claim 1 , ceramic or mixtures of these.5. The process as claimed in wherein the inorganic binder is or includes a sodium- claim 1 , potassium- and/or lithium-based waterglass claim 1 , and/or a silica sol.6. The process as claimed in wherein the proportion of the inorganic binder in the molding is not more than 15% by weight of solids ...

SHEAR PANEL BUILDING MATERIAL

A shear panel building material that includes a first facing membrane, a core matrix disposed on a face of the first facing membrane, and a semi-rigid or rigid material attached to the core matrix. The core matrix can include microspheres having a size of about 200 microns to about 800 microns, sodium silicate, and ethylene vinyl acetate. In one aspect, the shear panel is substantially free from glue and cement. 1a first facing membrane;a second facing membrane;a rigid material situated between the first facing membrane and the second facing membrane, said rigid material being self-supporting; and from about 25 wt % to about 60 wt % of microparticles based on wet formulation,', 'from about 20 wt % to about 36 wt % sodium silicate, and', 'from about 2 wt % to about 6 wt % of a vinyl acetate,, 'a core matrix disposed between said first and second facing membranes, said core matrix includingwherein the rigid material is held in place with respect to the first and second facing membranes by the core matrix.. A shear panel building material comprising: This application is a continuation application of U.S. patent application Ser. No. 13/176,692, filed Jul. 5, 2011, which is a continuation of U.S. patent application Ser. No. 12/238,379, filed on Sep. 25, 2008, which is a continuation-in-part of U.S. patent application Ser. No. 12/077,951, filed on Mar. 21, 2008, which claims the benefit of U.S. Provisional Patent Application No. 60/919,509, filed on Mar. 21, 2007, and of U.S. Provisional Patent Application No. 60/961,130, filed on Jul. 17, 2007, and of U.S. Provisional Patent Application No. 61/002,367, filed on Nov. 7, 2007, and U.S. Provisional Patent Application No. 61/081,951, filed on Jul. 18, 2008, all of which are each incorporated by reference herein in their entireties.The present invention relates generally to building materials, and more particularly to shear panels or shear-type building materials. Accordingly, the present invention involves the fields of ...

Solid composition

A solid composition contains a first material and a powder and satisfies requirements 1 and 2. Requirement 1: |dA(T)/dT| satisfies 10 ppm/° C. or more at least at −200° C. to 1,200° C. A is (an a-axis lattice constant of a crystal in the powder)/(a c-axis lattice constant of a crystal in the powder), obtained from X-ray diffractometry of the powder. Requirement 2: C is 0.04 or more. C is (a log differential pore volume when a pore diameter of the solid composition is B in a pore distribution curve of the solid composition)/(a log differential pore volume corresponding to a maximum peak intensity in the pore distribution curve of the solid composition). B is (a pore diameter giving a maximum peak intensity in the pore distribution curve of the solid composition)/2. The pore distribution curve of the solid composition shows a relationship between the pore diameter and the log differential pore volume.

Insulation Material and a Method for its Production

An insulating material, in particular a permeable fire-proof sound insulating material comprising water glass and rubber, in particular recycled rubber, consisting of a harden-able mixture which contains 47 to 61 wt % of rubber granulate, 30 to 50 wt % of aqueous sodium silicate, 0.1 to 0.5 wt % water glass stabiliser, 0.4 to 1.5 wt % water glass hardener, and 2 to 6 wt % of aluminium hydroxide, the surface of the rubber granulate being provided with carbon black, the carbon black constituting 0.1 to 1 wt % of total weight. A method for the production of insulating material, according to which firstly the rubber granules are mixed with an aqueous solution of carbon black so as to coat their entire surface, then is added to the aqueous sodium silicate solution aluminium hydroxide and the whole is mixed so as to form an insulating mixture, and then a water glass stabiliser is added to the aqueous sodium silicate solution, and then to this solution is mixed water glass hardener, with this solution being further stirred for 1 to 10 minutes to form a binder solution, and the insulating mixture is added to the binder solution with constant stirring, and the whole is mixed, and the resulting mixture is then poured into the application site.

POWDER AND SOLID COMPOSITION

This powder satisfies requirements 1 and 2. 1. Powder that satisfies the following requirements 1 and 2:requirement 1: |dA(T)/dT| satisfies 10 ppm/° C. or more at at least one temperature T1 in a range of −200° C. to 1200° C.where A is (a-axis (shorter axis) lattice constant of a crystal in the powder)/(c-axis (longer axis) lattice constant of the crystal in the powder), and each of the lattice constants is obtained by X-ray diffractometry of the powder; andrequirement 2: a particle diameter D50 at a cumulative frequency of 50%, a particle diameter D10 at a cumulative frequency of 10%, and a particle diameter D90 at a cumulative frequency of 90% in a volume-based cumulative particle diameter distribution curve obtained by a laser diffraction scattering method satisfy the following conditions (I) and (II):(I) a ratio of D10 to D50 (D10/D50) is 0.05 or more and 0.45 or less, and(II) D90 is 0.5 um or more and 70 um or less.2. The powder according to claim 1 , wherein the powder is metal oxide powder.3. The powder according to claim 2 , wherein the metal oxide powder is metal oxide powder containing a metal having d electrons.4. The powder according to claim 2 , wherein the metal oxide powder is titanium-containing metal oxide powder.5. The powder according to claim 4 , wherein the titanium-containing metal oxide powder is TiO(x=1.30 to 1.66) powder.6. The powder according to claim 1 , wherein the D50 is 0.5 μm or more and 60 μm or less.7. A solid composition comprising the powder according to and a first material.8. The solid composition according to claim 7 , wherein the first material is at least one compound selected from the group consisting of resins claim 7 , alkali metal silicates claim 7 , ceramics claim 7 , and metals. The present invention relates to powder and a solid composition.Conventionally, it has been known to add a solid material having a negative linear thermal expansion coefficient to a solid material having a positive linear thermal expansion ...

METHOD FOR THE LAYERWISE CONSTRUCTION OF MODELS

A method is described here for the layerwise construction of models, wherein, in a building region, a particulate material is applied layerwise and selectively cured. These steps are repeated until a desired model is obtained. The material comprises in this case a particulate building material and a spray-dried alkali metal silicate solution. Selective activation of the curing proceeds using a water-comprising solution. 1. A method for building models in layers , wherein a particulate material is applied in layers in a build space and selectively hardened and these steps are repeated until a desired model is obtained , the material comprises a particulate building material , characterized in that the material comprises a spray-dried alkali silicate solution , curing that is selectively activated by a solution containing water , and that a drying process is involved.2. A material system for building models in layers , wherein a particulate material is applied in layers in a build space and selectively hardened and these steps are repeated until a desired model is obtained , the material comprises a particulate building material , characterized in that the material further comprises a spray-dried alkali silicate solution , and that a polar solvent , in particular a solution containing water , is used for selectively activating the hardening.3. The method of claim 1 , wherein the particulate material includes sand.4. The method of claim 3 , wherein the material includes an inorganic curing agent.5. The method of claim 3 , wherein the material has an auxiliary binder claim 3 , particularly a hydraulically setting binder.6. The method of claim 5 , wherein the hydraulically setting binder includes Portland cement claim 5 , alumina cement and/or a hydraulic binder containing alumina.7. The method of claim 1 , wherein the spray-dried alkali silicate solution is contained in particulate form in the material.8. The method of claim 1 , wherein the spray-dried alkali silicate ...

Self-Pressurizing Soluble Alkali Silicate for use in Sealing Subterranean Spaces

The invention provides compositions and methods for sealing subterranean spaces such as natural or induced fractures, vugs or annular spaces. The composition is composed of a base fluid consisting of a soluble alkali silicate, a gas generating additive, solids and a setting agent. The gas generating additive may be coated or uncoated. The gas generating additive may also be in the form of a slurry. In the case of coated additives, the coating may act as a retarder or an accelerator to the expansion and setting agent of the soluble alkali silica. Similarly, the choice of carrier fluid in a slurry may retard or accelerate the expansion and setting of the alkali silicate-based plug.

Insulating Material and Method of its Production

An insulating material, especially a non-flammable thermally insulating material containing water glass and a plastic component consisting of a mixture containing 43 to 57.5 weight percent of a plastic component, 30 to 47 weight percent of an aqueous solution of silicate, 9 to 11.5 weight percent of hollow glass microspheres, and 0.1 to 1 weight percent of a water glass stabilizer. Method of production of the insulating material, especially method of production of the non-flammable thermally insulating material lying in the fact that, as the first step, a water glass stabilizer is added into the aqueous solution of silicate and, at the same time, a mixture of phenyl methyl diisocyanate and branched polyol is prepared and then the aqueous solution of silicate is intermixed with the mixture of phenyl methyl diisocyanate and branched polyol and thereafter hollow glass spheres are added into the resulting mixture and everything is then thoroughly mixed again. 1. A non-flammable thermally insulating material comprising water glass and a plastic component comprising 43 to 57.5 weight percent of a plastic component , 30 to 47 weight percent of an aqueous solution of silicate , 9 to 11.5 weight percent of hollow glass microspheres , and 0.1 to 1 weight percent of a water glass stabilizer.2. The insulating material according to claim 1 , wherein the plastic component is polyurethane.3. The insulating material according to claim 1 , wherein the plastic component is polyurethane comprising a mixture of 60 to 70 weight percent of phenyl methyl diisocyanate and 30 to 40 weight percent of branched polyol.4. The insulating material according to claim 1 , wherein the hollow glass spheres are microspheres 0.05 to 0.08 mm in size.5. The insulating material according to claim 1 , wherein the aqueous solution of silicate is an aqueous solution of sodium silicate.6. The insulating material according to claim 1 , wherein the aqueous solution of silicate is an aqueous solution of ...

INORGANIC MATERIAL WITH IMPROVED PROPERTIES

Suggested is a solid formed with Si, Al, Ca, O and at least one of Na and K, characterized in that in the Al-MAS-NMR spectra of the solid compared to the Al-MAS-NMR spectrum of calcium aluminate, an additional signal is present which has a chemical shift which lies between that of the main peak of calcium aluminate and that peak of calcium aluminate which is closest to the main peak in the higher field. 2. 119-. (canceled)20. A solid formed with Si , Al , Ca , O and at least one of Na and K , wherein the Al-MAS-NMR spectra of the solid compared to the Al-MAS-NMR spectrum of calcium aluminate , an additional signal is present which has a chemical shift which lies between that of the main peak of calcium aluminate and that peak of calcium aluminate which is closest to the main peak in the higher field.21. The solid of claim 20 , wherein a calcium aluminate signal is also present in the Al-MAS NMR spectra of the solid claim 20 , at a chemical shift around 78 ppm claim 20 , the calcium aluminate signal being at least 3σ (sigma) above the noise.22. The solid of claim 20 , wherein the chemical shift of the additional signal is between 67 ppm and 57 ppm claim 20 , in particular between 65 ppm and 59 ppm.23. The solid of claim 20 , wherein the additional sigma is at least 3σ (sigma) above the noise.24. The solid of claim 20 , wherein the Al-MAS-NMR spectrum has the additional signal and a calcium aluminate signal at a chemical shift around 78 ppm claim 20 , and for those parts of the solid claim 20 , which in the Al-MAS-NMR spectrum leads to the calcium aluminate signal and the additional signal claim 20 , on the basis of the signal strengths of the calcium aluminate signal and the additional signal and/or on the basis of the signal areas of the calcium aluminate signal and the additional signal determined Si/Al ratio is less than 1 and greater than 0.1.25. The solid of claim 20 , having a band at about 960-920 cmin an IR spectrum.26. The solid of claim 20 , being ...

SUSTAINABLE TWO-COMPONENT ANNULAR GROUT COMPOSITION AND METHOD FOR USE WITH A TUNNEL-BORING MACHINE

A method and composition are provided for backfilling the annular gap created as a tunnel boring machine advances through the ground. The fill material is comprised of two components that are combined and mixed together just prior to entering the annular gap. The first component is non-cement slurry consisting of a fluidized bed combustion ash such as coal ash. The second component consists of an alkali silicate such as sodium silicate. Additionally, ordinary Portland cement and/or metakaolin can be added to the grout composition. 1. A grout composition for filling a tunnel annulus comprising:a. a slurry of fluidized bed combustion ash; andb. an aqueous alkali metal silicate.2. The grout composition of claim 1 , wherein said aqueous alkali metal silicate is at least one of sodium silicate and potassium silicate.3. The grout composition of claim 2 , wherein said aqueous alkali metal silicate is sodium silicate and the concentration of said sodium silicate rangers from 5-20 wt %.4. The grout composition of claim 1 , wherein said fluidized bed combustion ash includes calcium hydroxide.5. The grout composition of further comprising ordinary Portland cement.6. The grout composition of further comprising metakaolin.7. A method of grouting a tunnel annulus comprising the steps of:a. mixing a slurry of fluidized bed combustion ash and an aqueous alkali metal silicate; andb. immediately applying said mixture into said tunnel annulus.8. The method of claim 7 , wherein said aqueous alkali metal silicate is at least one of sodium silicate and potassium silicate.9. The method of claim 8 , wherein said aqueous alkali metal silicate is sodium silicate and the concentration of said sodium silicate rangers from 5-20 wt %.10. The method of claim 7 , wherein said fluidized bed combustion ash includes calcium hydroxide.11. The method of claim 7 , wherein said slurry further includes ordinary Portland cement.12. The method of claim 7 , wherein said slurry further includes metakaolin. ...

GEOSYNTHSESIS BINDER COMPRISING A CALCIUM- ALKALINE ACTIVATOR AND A SILICO-ALUMINOUS COMPOUND

The geosynthetic binder dry composition includes at least: an alkalino-calcium type activator including at least lime and an alkaline salt, which can suitably react together so as to form in situ a base in the presence of water, and a silico-aluminous compound, including an amount of calcium oxide higher than or equal to 15%, by weight, as compared to the silico-aluminous compound total weight, characterized in that the binder dry composition includes, by weight, as compared to the total weight, from 45 to 95% of the silico-aluminous compound, from 2 to 25% of lime and from 3 to 30% of an alkaline salt. The material including the geosynthetic binder dry composition and water, a method for producing the geosynthetic binder dry composition, and a method for producing the material are also described. 1. A geosynthetic binder dry composition comprising at least:an alkalino-calcium type activator comprising at least lime and an alkaline salt, which can suitably react together so as to form in situ a base in the presence of water, anda silico-aluminous compound, comprising an amount of calcium oxide higher than or equal to 15%, by weight, as compared to the silico-aluminous compound total weight,wherein the binder dry composition comprises, by weight, as compared to the total weight, from 45 to 95% of said silico-aluminous compound, from 2 to 25% of lime and from 3 to 30% of an alkaline salt.2. The dry geosynthetic binder composition according to claim 1 , wherein said silico-aluminous compound comprises an amount of calcium oxide higher than or equal to 25% by weight claim 1 , as compared to the silico-aluminous compound total weight.3. The dry geosynthetic binder composition according to claim 1 , wherein said silico-aluminous compound comprises claim 1 , by weight claim 1 , as compared to the total weight claim 1 , at least from 25 to 55% of calcium oxide (CaO) claim 1 , from 3 to 25% of alumina (AlO) and from 20 to 50% of SiO.4. The dry geosynthetic binder composition ...

WELL-BEING HEATING CHAIR AND METHOD FOR MANUFACTURING SAME

The present invention relates to a well-being heating chair and a method for manufacturing same. The well-being heating chair is not harmful to the body, for an environment-friendly composition is used, can provide a humidity control function, antimicrobial activity, deodorization and the like, is light weight relative to the volume and thus can be handled easily, is non-flammable and has excellent compressive strength. 1. A well-being heating chair , comprising:a compact body including a plate-shaped plate compact member and a rod-shaped support compact member;a heat transfer unit built in the plate compact member; anda charcoal block built in the plate compact member and disposed on one side of the heat transfer unit,wherein the plate compact member is used as a seat and a backrest of the chair, and the support compact member is used as a leg of the chair.2. The well-being chair according to claim 1 , wherein the compact body is composed of:a second mixture prepared by admixing expanded vermiculite pulverized into 20 to 25 mesh after heating the same at 1,000 to 1,100° C. and 5 to 30 parts by weight (“wt. parts”) of a first mixture with respect to 100 wt. parts of the expanded vermiculite; anda third mixture prepared by admixing liquid sodium silicate and charcoal pulverized into 300 to 325 mesh,wherein: the first mixture includes 50 to 70% by weight (“wt. %”) of rosin powder pulverized into 300 to 325 mesh and 30 to 50 wt. % of alcohol to a total weight;the second mixture is formed by simultaneously introducing the first mixture and the expanded vermiculite into a mixer and mixing the same, followed by agitating the mixture at 100° C. for 1 to 2 hours then naturally cooling the same, and repeating this process 5 times;the third mixture is formed by repeating a pressing process in a rolling mill 3 times;a fourth mixture is prepared by agitating 80 to 95 wt. % of the second mixture and 5 to 20 wt. % of the third mixture for 2 to 3 hours;the fourth mixture is ...

Fracturing fluid for subterranean formations

A method of fracturing a reservoir comprising the steps of pumping a geopolymer precursor fluid through a wellbore into the reservoir at a fracture pressure, the geopolymer precursor fluid at the fracture pressure generates fractures in the reservoir, wherein the geopolymer precursor fluid is comprised of an amount of aluminosilicate, an amount of alkaline reagent, and a permeability enhancer, allowing the geopolymer precursor fluid to fill the fractures in the reservoir, shutting-in the wellbore at a wellbore pressure, the wellbore pressure maintains the geopolymer precursor fluid in the fractures, allowing the geopolymer precursor fluid to harden for a hardening time to form a geopolymer in the fractures, the geopolymer has a geopolymer matrix, the geopolymer matrix has a permeability, the geopolymer has a compressive strength, and reducing the wellbore pressure allows a reservoir fluid to flow from the reservoir through the geopolymer matrix of the geopolymer to the wellbore.

THERMALLY INSULATING MATERIAL

Provided are thermally insulating materials comprising 1 to 95 wt % ceramic oxide, 1 to 30 wt % inorganic binding agent, and treated at a temperature of less than about 1000° C.; processes for producing the insulating materials; and uses thereof. 1. A thermally insulating material comprising:(a) 1 to 80 wt % ceramic oxide;(b) 5 to 30 wt % inorganic binding agent; and(c) treated at a temperature of less than 1000° C.;wherein the insulating material does not comprise vermiculite.2. The insulating material according to claim 1 , comprising 5 to 80 wt % ceramic oxide and 10 to 80 wt % ceramic oxide.3. (canceled)4. The insulating material according to claim 1 , wherein the ceramic oxide has a mean particle size of less than 350 μm or a mean particle size from 30 to 300 μm.5. (canceled)6. The insulating material according to claim 1 , wherein the ceramic oxide is selected from the group consisting of sodium oxide claim 1 , magnesium oxide claim 1 , potassium oxide claim 1 , calcium oxide claim 1 , alumina claim 1 , silica claim 1 , sodium silicate claim 1 , magnesium silicate claim 1 , potassium silicate claim 1 , calcium silicate claim 1 , aluminium silicate claim 1 , zirconium silicate claim 1 , sodium aluminate claim 1 , magnesium aluminate claim 1 , calcium aluminate claim 1 , zirconium aluminate claim 1 , nickel aluminate claim 1 , sodium phosphate claim 1 , magnesium phosphate claim 1 , calcium phosphate claim 1 , aluminium phosphate claim 1 , ferrous oxide claim 1 , ferric oxide claim 1 , zirconium oxide claim 1 , magnesium zirconate claim 1 , calcium zirconate claim 1 , and combinations thereof.7. The insulating material according to claim 1 , comprising 5 to 30 wt % inorganic binding agent.8. (canceled)9. The insulating material according to claim 1 , wherein the inorganic binding agent has a mean particle size of less than 350 μm or a mean particle size from 30 to 300 μm.10. (canceled)11. The insulating material according to claim 1 , wherein the inorganic ...

ARTICLE MADE OF CONGLOMERATE MATERIAL, COMPOSITE ASSEMBLY COMPRISING SUCH ARTICLE AND METHOD FOR MANUFACTURING THE ARTICLE MADE OF CONGLOMERATE MATERIAL

Article made of conglomerate material comprising an aggregate comprising granules of expanded glass or expanded ceramic/clay and defining between them intergranular cavities, and a binder. The binder is present in the minimum quantity necessary for coating the expanded glass or expanded ceramic/clay granules, and the intergranular cavities contain only air and are free from filler material. Moreover, the binder is present in a volumetric quantity comprised between 6% and 12% of the total volume of the article. 2. Article according to claim 1 , characterized in that said binder is present in a volumetric quantity comprised between 8% and 10% of the total volume of the article.3. Article according to any one of the preceding claims claim 1 , characterized in that said binder is an inorganic material.4. Article according to claim 3 , characterized in that said binder is an aqueous dispersion of sodium silicate or an aqueous dispersion of potassium silicate or an aqueous dispersion of colloidal silica claim 3 , or mixtures thereof.5. Article according to claim 3 , characterized in that said binder comprises at least one plasticizing agent in powder form.6. Article according to claim 5 , characterized in that said plasticizing agent in powder form is added to the binder in a quantity equal to about 30-60% of its weight.7. Article according to claim 5 , characterized in that said plasticizing agent is chosen from the group comprising metakaolin claim 5 , kaolin and clays claim 5 , and mixtures thereof.8. Article according to claim 5 , characterized in that said plasticizing agent consists of clinker powder or zinc or zinc oxide powder.9. Article according to or claim 5 , characterized in that said binder comprises an organic additive claim 5 , said organic additive being intended to harden in an aqueous and alkaline environment.10. Article according to claim 9 , characterized in that said organic additive is chosen from the group comprising an acrylic latex claim 9 , a ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;cement, wherein the cement comprises API Class G cement;a carrier fluid; andan inorganic consolidation activator selected to consolidate the clinker in the composition to form a plug when introduced into a lost circulation zone.2. The LCM composition of claim 1 , wherein the carrier fluid comprises an aqueous carrier fluid that includes at least one of diutan gum claim 1 , xanthan gum claim 1 , and welan gum.3. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker claim 1 , or API Class G cement clinker.4. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises a silicate salt.5. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises at least one of sodium silicate claim 1 , calcium aluminate claim 1 , calcium chloride claim 1 , sodium aluminate claim 1 , and potassium silicate.6. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises an ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;cement;a carrier fluid;a plurality of polymer fibers; andan inorganic consolidation activator selected to consolidate the clinker in the composition to form a plug when introduced into a lost circulation zone.2. The LCM composition of claim 1 , wherein the carrier fluid comprises an aqueous carrier fluid that includes at least one of diutan gum claim 1 , xanthan gum claim 1 , and welan gum.3. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker claim 1 , or API Class G cement clinker.4. The LCM composition of claim 1 , wherein the cement comprises API Class G cement.5. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises a silicate salt.6. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises at least one of sodium silicate claim 1 , calcium aluminate claim 1 , calcium chloride claim 1 , sodium aluminate claim 1 , and potassium silicate.7. The LCM composition of claim 1 ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;cement;a carrier fluid;particulate glass having an aspect ratio greater than or less than 1; andan inorganic consolidation activator selected to consolidate the clinker in the composition to form a plug when introduced into a lost circulation zone.2. The LCM composition of claim 1 , wherein the carrier fluid comprises an aqueous carrier fluid that includes at least one of diutan gum claim 1 , xanthan gum claim 1 , and welan gum.3. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker claim 1 , or API Class G cement clinker.4. The LCM composition of claim 1 , wherein the cement comprises API Class G cement.5. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises a silicate salt.6. The LCM composition of claim 1 , wherein the inorganic consolidation activator comprises at least one of sodium silicate claim 1 , calcium aluminate claim 1 , calcium chloride claim 1 , sodium aluminate claim 1 , and potassium ...

GEOPOLYMER RESIN MATERIALS, GEOPOLYMER MATERIALS, AND MATERIALS PRODUCED THEREBY

A product formed from a first material including a geopolymer resin material, a geopolymer material, or a combination thereof by contacting the first material with a fluid and removing at least some of the fluid to yield a product. The first material may be formed by heating and/or aging an initial geopolymer resin material to yield the first material before contacting the first material with the fluid. In some cases, contacting the first material with the fluid breaks up or disintegrates the first material (e.g., in response to contact with the fluid and in the absence of external mechanical stress), thereby forming particles having an external dimension in a range between 1 nm and 2 cm. 127-. (canceled)28. A method comprising:heating, aging, or heating and aging a geopolymer resin material to yield a first material;contacting the first material with a fluid; andremoving at least some of the fluid to yield a second material.29. The method of claim 28 , wherein the second material comprises particulates.30. The method of claim 29 , wherein the second material comprises a dispersion claim 29 , suspension claim 29 , sludge or paste containing the particulates.31. The method of claim 29 , wherein a majority or a significant majority of the particulates exhibit micropores with a pore diameter not larger than 2 nm.32. The method of claim 29 , wherein a majority or a significant majority of the particulates have one or more external dimensions in the size range from about 0.1 μm to about 100 μm.33. The method of claim 28 , wherein the second material is a powder claim 28 , a powder cake claim 28 , a suspension claim 28 , a slurry claim 28 , a sludge claim 28 , a paste claim 28 , or dried particulates.34. The method of claim 28 , further comprising treating the second material to produce a third material.35. The method of claim 34 , wherein treating the second material changes the chemical composition claim 34 , the chemical structure claim 34 , or the morphology of at ...

Inorganic thermoset resins and methods of making thereof

The present disclosure further provides an inorganic thermoset resin obtainable by the method as defined in the first aspect of the disclosure.

DOOR COMPRISING VERMICULITE-CONTAINING CORE, AND METHOD OF MAKING THE SAME

A door for attenuating sound includes at least one core disposed between a front surface and a back surface. The at least one core includes a composition comprising vermiculite, for example, expanded vermiculite, and an inorganic bonding agent. Such a composition for the core has a density of at least 600 Kg/m. The door has at least a sound transmission class (STC) rating or an outdoors/indoors transmission coefficient (OITC) being higher than 30. 1. A door for attenuating sound comprising:at least two skins including a front skin and a back skin;at least one core disposed between the front skin and the back skin and comprising a composition comprising vermiculite and an inorganic bonding agent,{'sup': '3', 'wherein the composition for the at least one core has a density of at least 600 Kg/m, and the door has at least one of a sound transmission class (STC) rating or an outdoor/indoor transmission coefficient (OITC) being higher than 30.'}2. The door of claim 1 , further comprising:at least two stiles aligned in a first direction, the at least two stiles including a first stile along a first edge of the door and a second stile aligned along a second edge of the door; andat least two rails aligned in a second direction, the at least two rails including a first rail along a third edge of the door and a second rail along a fourth edge of the door;wherein the door has a rectangular shape and the at least one core is disposed in between stiles and rails.3. The door of claim 2 , wherein:the at least two skins comprises a material of a glass fiber reinforced or mineral filled polymer composite;the at least two stiles comprise laminated veneer lumber (LVL); andthe at least two rails comprise a composite comprising wood and polyvinyl chloride.4. The door of claim 2 , wherein the material for the at least two skins comprise a polymer cured from unsaturated polyester or polybutadiene.5. The door of claim 2 , further comprising:a glue bonding the at least one core to the at ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker;a carrier fluid; andparticulate glass having an aspect ratio greater than 1 or less than 1.2. The LCM composition of claim 1 , wherein the particulate glass comprises a plurality of glass fibers each have a length in the range of 1 millimeters (mm) to 6 millimeters.3. The LCM composition of claim 1 , where the particulate glass comprises an amount in the range of 0.25 weight of the total weight (w/w %) to 2.0 w/w %.4. The LCM composition of claim 1 , wherein the carrier fluid comprises an aqueous carrier fluid that includes at least one of diutan gum claim 1 , xanthan gum claim 1 , and welan gum.5. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker API Class G cement clinker.6. The LCM composition of claim 1 , comprising cement.7. The LCM composition of claim 6 , wherein the cement comprises API Class G cement.8. The LCM composition of claim 6 , wherein the weight ratio of cement clinker to cement is in the range of 60:40 to 90:10. This application is a divisional of and claims priority from U.S. Non-provisional application Ser. No. 15/962,720 filed Apr. 25, ...

CONSTRUCTION ELEMENTS WITH SLAG FROM NON-FERROUS METAL PRODUCTION

Disclosed is a method of fabricating a construction element, the method comprising the manufacturing of a construction element including a slag, wherein the slag is comprising, on a dry basis and whereby the presence of a metal is expressed as the total of the metal present as elemental metal and the presence of the metal in an oxidized state, 1. A method of fabricating a construction element , the method comprising the manufacturing of a construction element including a slag , wherein the slag is comprising , on a dry basis and whereby the presence of a metal is expressed as the total of the metal present as elemental metal and the presence of the metal in an oxidized state ,a) at least 7% wt and at most 49% wt of iron, Fe,b) at most 1.3% wt of copper, Cu,{'sub': '2', 'c) at least 24% wt and at most 44% wt of silicon dioxide, SiO,'}d) at least 1.0% wt and at most 20% wt of calcium oxide, CaO,e) at least 0.10% wt and at most 1.50% wt of zinc, Zn,f) at least 0.10% wt and at most 2.5% wt of magnesium oxide, MgO, andg) at most 0.100% wt of lead, Pb.2. The method of claim 1 , wherein the construction element comprises concrete or cement claim 1 , and wherein the manufacturing of the construction element comprises blending the slag into the construction element as an ingredient selected from the list consisting of a filler claim 1 , a binder claim 1 , and combinations thereof.3. The method of claim 2 , comprising the avoiding of a reduction in the hardening rate of the composition.4. The method of claim 2 , wherein the construction element is a foamed tile.5. The method of claim 1 , wherein the construction element comprises a roofing tile or a roofing shingle claim 1 , and wherein the manufacturing of the construction element comprises disposing the slag into the construction element as an ingredient of a wear layer.6. The method of claim 1 , including the providing of a black color to the construction element.7. The method of claim 6 , wherein the construction element ...

PROCESS AND APPARATUS FOR PRODUCING A SHAPED ARTICLE

Disclosed herein is a method and an apparatus for producing a shaped article. The method comprises obtaining a freshly produced aluminosilicate-containing particulate waste material and, before the waste material cools to ambient temperature, mixing the waste material into a mixture, wherein the mixture comprises the aluminosilicate, a metal oxide, an alkali, a water soluble silicate and water; shaping the mixture; and curing the shaped mixture, whereby the shaped article is produced. 1. A process for producing a shaped article , the process comprising:obtaining a freshly produced aluminosilicate-containing particulate waste material and, before the waste material cools to ambient temperature, mixing the waste material into a mixture, wherein the mixture comprises the aluminosilicate, a metal oxide, an alkali, a water soluble silicate and water;shaping the mixture; andcuring the shaped mixture, whereby the shaped article is produced.2. The process of claim 1 , wherein the freshly produced aluminosilicate-containing particulate waste material is conveyed directly from a source of production of the waste material.3. The process of claim 1 , wherein the freshly produced aluminosilicate-containing particulate waste material is pneumatically conveyed directly from a source of production of the waste material.4. The process of claim 2 , wherein heating during conveyance of the waste material slows down the rate of cooling of the waste material.5. The process of claim 2 , wherein a hot gas is used to pneumatically convey the waste material.6. (canceled)7. The process of claim 1 , wherein the freshly produced aluminosilicate-containing particulate waste material is above a temperature of about 25° C. when mixed into the mixture.8. The process of claim 1 , wherein a source of production of the waste material is a coal-fired power station claim 1 , a steel mill claim 1 , a non-ferrous metal smelter claim 1 , an alumina plant claim 1 , an incinerator or a biogenerator.9. The ...

COMPOSITIONS AND METHODS FOR CURING CONCRETE

A composition that may be used to retain moisture within fresh concrete as it cures to optimize the curing of the concrete may include one or more hardening and densifying agents (e.g., alkali metal polysilicate, colloidal silica, etc.) and one or more temporary moisture sealing agents (e.g., a wax, etc.). Additionally, such a composition may include a siliconate (e.g., a metal siliconate, such as an alkali metal siliconate like potassium methyl siliconate, etc.). The hardening and densifying agent of such a composition may penetrate the surface of fresh concrete to react with free lime, providing the fresh concrete with a strong surface. The temporary moisture sealing agent may form a moisture barrier on the surface of the fresh concrete to prevent moisture from escaping from the fresh concrete (e.g., evaporating, etc.) before the fresh concrete has sufficiently cured. The temporary moisture sealing agent may degrade within a matter of days (e.g., three days, seven days, 14 days, less than a month, etc.), facilitating its removal from the surface of the concrete once the concrete has cured and enabling further treatment of the surface without undue delay. 1. A method for curing concrete , comprising:applying a composition including at least one hardening and densifying agent blended with a temporary moisture sealing agent to a surface of fresh concrete, the at least one hardening and densifying agent entering pores in a surface of the fresh concrete, the temporary moisture sealing agent remaining substantially on the surface of the fresh concrete;curing the fresh concrete with the temporary moisture sealing agent on the surface and holding water within the fresh concrete; andreacting one or more materials of the at least one hardening and densifying agent with free lime at or near the surface of the fresh concrete to provide a hardened and densified surface,the temporary moisture sealing agent capable of breaking down and self-dissipating to facilitate its compete ...

PLASTICIZER FOR GEOPOLYMERS

The use of an additive, including at least one water-soluble polymer, which is a homo- or copolymer of at least one monoethylenically unsaturated carboxylic acid, and optionally at least one alkali silicate as a liquefier for geopolymers. The additive can be produced in a simple and inexpensive manner and is particularly suitable for liquefying geopolymers, in particular geopolymers containing metakaolin. 1. A method comprising plasticizing at least one geopolymer including the step of combining an additive A with the geopolymer , the additive comprisingat least one water-soluble polymer which is a homo- or copolymer of at least one monoethylenically unsaturated carboxylic acid that has been partly or fully neutralized with an alkali metal ion, and{'sub': '1', 'optionally an alkali metal silicate S.'}2. The method as claimed in claim 1 , wherein the water-soluble polymer is a homo- or copolymer of acrylic acid.3. The method as claimed in claim 1 , wherein the water-soluble polymer has an average molecular weight Min the range from 1 claim 1 ,000 to 20 claim 1 ,000 g/mol.4. The method as claimed in claim 1 , wherein the water-soluble polymer is a homopolymer of acrylic acid in the form of the sodium salt and having an average molecular weight Min the range from 2 claim 1 ,000 to 8 claim 1 ,000 g/mol.5. The method as claimed in claim 1 , wherein the additive A comprises at least one alkali metal silicate S.6. The method as claimed in claim 5 , wherein the alkali metal silicate Shas a molar ratio of SiOto MO in the range from 0.8 to 3.6 claim 5 , where M is Na and/or K.7. The method as claimed in claim 5 , wherein the alkali metal silicate Sis present in an amount of 10 to 100 parts by weight claim 5 , based on 100 parts by weight of the water-soluble polymer claim 5 , both calculated in solid form.8. The method as claimed in claim 1 , wherein the additive A is in the form of an aqueous solution claim 1 , an aqueous suspension or a dry or moist powder.9. A composition ...

Device Comprising a Cable or a Cable Accessory Containing a Fire-Resistant Composite Layer

The present invention relates to a device comprising a cable and/or a cable accessory, said cable and/or said cable accessory comprising at least one composite layer obtained from a composite composition based on at least one cellulose derivative, at least one organic compound having a boiling point or a decomposition temperature above about 100° C. and at least one cement composition selected from an aluminosilicate geopolymer composition and a magnesium-based composition, as well as to a method of manufacturing such a device. 1. Device comprising a power cable and/or a telecommunication cable , and/or an accessory for a power cable and/or a telecommunication cable , wherein said cable and/or said cable accessory comprise at least one composite layer obtained from a composite composition comprising at least one organic compound having a boiling point or a decomposition temperature above 100° C. , at least one cellulose derivative , and at least one cement composition selected from an aluminosilicate geopolymer composition and a magnesium-based composition comprising a magnesium silicate , an alkaline silicate , water , and an alkaline base.2. Device according to claim 1 , wherein the cement composition comprises water claim 1 , silicon (Si) claim 1 , aluminium (Al) or magnesium (Mg) claim 1 , oxygen (0) claim 1 , and at least one element selected from potassium (K) claim 1 , sodium (Na) claim 1 , lithium (Li) claim 1 , caesium (Cs) claim 1 , and calcium (Ca).3. Device according to claim 1 , wherein the aluminosilicate geopolymer composition comprises an alkaline silicate claim 1 , an aluminosilicate claim 1 , water claim 1 , and optionally an alkaline base.4. Device according to claim 1 , wherein the aluminosilicate geopolymer composition comprises from 10 to 50 wt % of an aluminosilicate claim 1 , from 8 to 35 wt % of an alkaline silicate claim 1 , from 0 to 10 wt % of an alkaline base and from 10 to 55 wt % of water.5. Device according to claim 1 , wherein the ...

Composite heat insulation system

The invention relates to a composite heat insulation system, comprising an insulating layer, optionally a reinforcing layer, which is applied to the insulating layer, and a cover layer, which is applied to the insulating layer or, if present, to the reinforcing layer, characterized in that the cover layer contains composite particles, wherein the composite particles contain at least one organic polymer and at least one inorganic solid, wherein the weight percentage of inorganic solid is 15 to 40 wt %, with respect to the total weight of organic polymer and inorganic solid in the composite particle.

METHOD, APPARATUS AND COMPOSITION FOR SEALING OF SURFACES

A method for sealing of surfaces comprising the steps of: (a) supplying a first grouting composition; (b) introducing a second component to said first grouting composition to form a third grouting composition; and (c) forming a sealing barrier on a surface from said third grouting composition. 1. A method for sealing of surfaces comprising the steps of: (b) introducing a second component to said first grouting composition to form a third grouting composition; and', '(c) forming a sealing barrier on a surface from said third grouting composition., '(a) supplying a first grouting composition;'}2. The method of claim 1 , wherein said first grouting composition is selected from the group consisting of grouts with less flexibility than polymeric latexes claim 1 , said grout being selected from the group consisting of: sodium silicate claim 1 , mineral claim 1 , cement and cementitious compositions.3. The method of claim 2 , wherein said second component is an additive that will increase flexibility of the sealing barrier formed from said third grouting composition in comparison to a sealing barrier formed from said first grouting composition alone.4. The method of claim 3 , wherein said additive includes an elastomeric polymer or polymer based emulsion that forms a flexible sealing barrier.5. The method of claim 4 , wherein said additive is a UV inhibitor or another agent resistant to the environmental weathering factors that the sealing barrier will be subjected to in service.6. The method of claim 4 , wherein said second component is a grouting composition being a polymeric latex sealing composition comprising (a) a major proportion of a latex emulsion or colloid; and (b) a minor proportion of lauric acid or laurate compound; and (c) at least one further selected additive selected from the group consisting of a curing agent claim 4 , a corrosion inhibitor claim 4 , an anti-radiation compound and a UV inhibitor.7. The method of claim 6 , wherein said UV inhibitor is a ...

SHEAR PANEL BUILDING MATERIAL

A shear panel building material that includes a first facing membrane, a core matrix disposed on a face of the first facing membrane, and a semi-rigid or rigid material attached to the core matrix. The core matrix can include microspheres having a size of about 200 microns to about 800 microns, sodium silicate, and ethylene vinyl acetate. In one aspect, the shear panel is substantially free from glue and cement. 1a first facing membrane;a second facing membrane;a rigid material situated between the first facing membrane and the second facing membrane, said rigid material being self-supporting; and from about 25 wt % to about 60 wt % of microparticles based on wet formulation,', 'from about 20 wt % to about 36 wt % sodium silicate, and', 'from about 2 wt % to about 6 wt % of a vinyl acetate,, 'a core matrix disposed between said first and second facing membranes, said core matrix includingwherein the rigid material is held in place with respect to the first and second facing membranes by the core matrix.. A shear panel building material comprising: This application is a continuation application of U.S. patent application Ser. No. 13/176,692, filed Jul. 5, 2011, which is a continuation of U.S. patent application Ser. No. 12/238,379, filed on Sep. 25, 2008, which is a continuation-in-part of U.S. patent application Ser. No. 12/077,951, filed on Mar. 21, 2008, which claims the benefit of U.S. Provisional Patent Application No. 60/919,509, filed on Mar. 21, 2007, and of U.S. Provisional Patent Application No. 60/961,130, filed on Jul. 17, 2007, and of U.S. Provisional Patent Application No. 61/002,367, filed on Nov. 7, 2007, and U.S. Provisional Patent Application No. 61/081,951, filed on Jul. 18, 2008, all of which are each incorporated by reference herein in their entireties.The present invention relates generally to building materials, and more particularly to shear panels or shear-type building materials. Accordingly, the present invention involves the fields of ...

GEOPOLYMER CEMENT COMPOSITIONS AND METHODS OF USE

Methods of cementing include providing a geopolymer cement composition that includes a monophase amorphous hydraulic binder material (MAHBM), a metal silicate, an alkaline activator, and a carrier fluid, introducing the geopolymer cement composition into a subterranean formation, and allowing the geopolymer cement composition to set in the subterranean formation. The MAHBM includes silica or alumina core particulates coated with an amorphous calcium silicate hydrate. 2. The method of claim 1 , wherein the MAHBM comprises crystalline silica core particulates coated with amorphous a-dicalcium silicate hydrate claim 1 , and the MAHBM is present in an amount of about 5% to about 70% by weight of the geopolymer cement composition.3. The method of claim 1 , wherein the metal silicate comprises one or more of sodium silicate claim 1 , sodium metasilicate claim 1 , magnesium silicate claim 1 , or potassium silicate claim 1 , and the metal silicate is present in an amount of about 1% to about 80% by weight of the geopolymer cement composition.4. The method of claim 1 , wherein the alkaline activator comprises one or more of a metal hydroxide claim 1 , ammonium hydroxide claim 1 , sodium bicarbonate claim 1 , sodium carbonate claim 1 , lime claim 1 , caustic soda claim 1 , Portland cement claim 1 , or hydrated lime claim 1 , and the alkaline activator is present in an amount of about 1% to about 40% by weight of the geopolymer cement composition.5. The method of claim 1 , wherein the carrier fluid comprises one or more of freshwater claim 1 , saltwater claim 1 , brine claim 1 , or seawater claim 1 , and the carrier fluid is present in an amount of about 20% to about 95% by weight of the geopolymer cement composition.6. The method of claim 1 , wherein the metal silicate comprises sodium silicate claim 1 , the alkaline activator comprises a metal hydroxide claim 1 , and the carrier fluid comprises water.7. The method of claim 1 , wherein the geopolymer cement composition ...

MARBLE-LIKE COMPOSITE MATERIALS AND METHODS OF PREPARATION THEREOF

The invention provides novel marble-like composite materials and methods for preparation thereof. The marble-like composite materials can be readily produced from widely available, low cost raw materials by a process suitable for large-scale production. The precursor materials include calcium silicate and calcium carbonate rich materials, for example, wollastonite and limestone. Various additives can be used to fine-tune the physical appearance and mechanical properties of the composite material, such as pigments (e.g., black iron oxide, cobalt oxide and chromium oxide) and minerals (e.g., quartz, mica and feldspar). These marble-like composite materials exhibit veins, swirls and/or waves unique to marble as well as display compressive strength, flexural strength and water absorption similar to that of marble. 24-. (canceled)5. The article of claim 1 , whereinthe plurality of bonding elements have a median particle size in the range from about 5 μm to about 30 μm; andthe plurality of filler particles have a median particle size in the range from about 100 μm to about 3 mm.6. The article of claim 5 , wherein the filler particles are made from a calcium carbonate-rich material selected from quartz claim 5 , mica and feldspar.7. (canceled)8. The article of claim 1 , whereinthe plurality of bonding elements are chemically transformed from ground wollastonite comprising one or more of aluminum, magnesium and iron; andthe filler particles comprise ground limestone.9. The article of claim 1 , wherein the plurality of bonding elements are chemically transformed from a precursor calcium silicate other than wollastonite.10. (canceled)11. (canceled)12. The article of claim 8 , wherein the weight ratio of bonding elements:filler particles is about 15-50:50-85.13. (canceled)14. The article of claim 8 , wherein the plurality of bonding elements are prepared by chemical transformation from ground wollastonite by reacting it with COvia a controlled hydrothermal liquid phase ...

FLOWABLE SLAG-FLY ASH BINDERS FOR CONSTRUCTION OR REPAIR

A method of using a flowable binder for construction or repair comprises providing a binder mixture including an alkali metal silicate, fly ash, slag, and added water, where a total water-to-solids mass ratio of the binder mixture is in a range from about 0.2 to 0.5. The binder mixture is mixed together with inert particles to form a flowable mortar. The flowable mortar is distributed over a bed of coarse aggregate, and the mortar seeps into interstices of the coarse aggregate. Upon curing, a composite comprising reinforcement material embedded in a cured binder is formed. 1. A flowable binder for construction or repair , the flowable binder comprising:a binder mixture including: an alkali metal silicate; fly ash at a concentration from about 30 wt. % to about 60 wt. %; slag at a concentration from about 9 wt. % to about 33 wt. %; and added water,wherein a total water-to-solids mass ratio of the binder mixture is in a range from about 0.2 to 0.5.2. The flowable binder of claim 1 , wherein the concentration of the slag is from about 16 wt. % to about 33 wt. % claim 1 , and wherein the concentration of the fly ash is from about 32 wt. % to about 49 wt. %.3. The flowable binder of claim 1 , wherein the binder mixture comprises a slag-to-fly ash ratio in a range from about 0.18 to about 1.4. The flowable binder of claim 3 , wherein the slag-to-fly ash ratio is at least about 0.3.5. The flowable binder of claim 1 , wherein the alkali metal silicate comprises sodium silicate claim 1 , and wherein the alkali metal silicate comprises a SiO:NaO molar ratio in a range from about 1.0 to about 1.8.6. The flowable binder of claim 1 , wherein an aqueous solution comprises the alkali metal silicate.7. The flowable binder of claim 1 , wherein a solid-phase formulation comprises the alkali metal silicate.8. The flowable binder of wherein the added water is present at a concentration in a range from about 5 wt. % to about 30 wt. %.9. The flowable binder of claim 1 , wherein the fly ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;a carrier fluid; anda plurality of polymer fibers.2. The LCM composition of claim 1 , wherein the plurality of polymer fibers comprises a plurality of polypropylene fibers.3. The LCM composition of claim 1 , wherein the plurality of polymer fibers each have a length in the range of 1 millimeters (mm) to 6 millimeters.4. The LCM composition of claim 1 , wherein the plurality of polymer fibers comprises a plurality of polyacrylonitrile fibers.5. The LCM composition of claim 1 , where the plurality of polymer fibers comprise an amount in the range of 0.25 weight of the total weight (w/w %) to 1.0 w/w %.6. The LCM composition of claim 1 , wherein the carrier fluid comprises at least one of diutan gum claim 1 , xanthan gum claim 1 , and welan gum.7. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker API Class G cement clinker.8. The LCM composition of claim 1 , comprising cement.9. The LCM composition of claim 8 , wherein the cement comprises ...

Binder Composition For Use With Aggregates

A binder composition substantially comprising between 68.7 and 93% by weight cement, between 0 and 20% by weight additional silicate bearing material, and between 4 and 20% by weight gypsum. Preferably the binder composition substantially comprises between 68.7 and 88.7% by weight cement, between 0 and 15% additional silicate bearing material, and between 4 and 20% by weight gypsum.

FLAME RESISTANT MATERIALS FOR ELECTRIC VEHICLE BATTERY APPLICATIONS

A flame resistant electrical insulating material comprises glass fibers, a particulate filler mixture, and an inorganic binder, wherein the electrical insulating material has a UL-94 flammability rating of V-0, 5VA and a thermal conductivity of less than 0.15 W/m-K. The particulate filler mixture comprises at least two particulate filler materials selected from the list of glass bubbles, kaolin clay, talc, mica, calcium carbonate, and alumina trihydrate. In an exemplary aspect, the insulating material is not punctured after direct exposure to 2054° C. (3730° F.) flame for at least 10 minutes. 1. A flame resistant electrical insulating material comprising:glass fibers;a particulate filler mixture, wherein the particulate filler mixture comprises glass bubbles and kaolin clay; andan inorganic binder,wherein the insulating material has a UL-94 flammability rating of V-0, 5VA.2. The insulating material of claim 1 , comprising from about 3 wt. % to 25 wt. % glass fibers based on the composition of the insulating material.3. The insulating material of claim 2 , wherein glass fibers comprise glass staple fibers and micro glass fibers.4. The insulating material of claim 3 , wherein a ratio of glass staple fibers to micro glass fibers is 5:1 to 1:3.5. (canceled)6. The insulating material of claim 1 , wherein the insulating material comprises between about 55 wt. % to 80 wt. % of kaolin clay and from about 5 wt. % to 15 wt. % glass bubbles based on the composition of the insulating material.7. The insulating material of claim 1 , wherein the insulating material comprises 3 wt. % to 25 wt. % glass fibers claim 1 , 20 wt. % to 80 wt. % of kaolin clay claim 1 , 5 wt. % to 15 wt. % glass bubbles claim 1 , and 5 wt. % to 20 wt. % inorganic binder.8. A flame resistant electrical insulating material comprising:glass fibers;a particulate filler mixture, wherein the particulate filler mixture comprises glass bubbles, mica and kaolin clay; andan inorganic binder,wherein the insulating ...

Method For Producing Fireproof Materials Based On Sodium Silicate

The present invention concerns a process for the production of a solid fire protection material. The composition for producing the fire protection material contains at least one water glass and microcapsules provided with propellant gas. The fire protection material is formed by expanding the microcapsules or by breaking the polymer material of the shell of the microcapsules by the influence of temperature or by adding an agent which breaks the shell of the microcapsules. 115-. (canceled)16. A process for producing a fire protection material , the process comprising:(1) providing a composition comprising at least one water glass and at least one propellant-provided microcapsule having a propellant-provided core and a polymer material as a shell, wherein the microcapsules comprise at least 20 wt. % propellant, based on dry weight;(2) swelling the microcapsules and/or breaking the polymer material of the shell of the microcapsules by the addition of propylene carbonate;or:(1′) providing a composition comprising at least one potassium water glass and at least one propellant-provided microcapsule having a propellant-provided core and a polymer material as a shell;(2′) swelling the microcapsules and/or breaking the polymer material of the shell of the microcapsules by exposure to temperatures of 60-90° C.17. The process according to claim 16 , wherein the mass ratio between the at least one water glass and the at least one microcapsule provided with the propellant is from 5.0 to 30.0.18. The process according to claim 16 , wherein the polymer material is selected from the group consisting of copolymers claim 16 , copolymers of acrylonitrile claim 16 , methacrylate and/or acrylate claim 16 , vinylidene chloride copolymers and vinylidene chloride-acrylonitrile copolymers.19. The process according to claim 16 , wherein the composition comprises at least one potassium water glass.20. The process according to claim 16 , wherein a gas release of the composition takes place ...

INORGANIC BINDER COMPOSITION FOR MOLDING SAND

Provided is an inorganic binder composition for molding sand which includes a modified alkali silicate mixture, a hardening agent, a cross-linking agent and a rheology control agent. The inorganic binder composition may control hygroscopicity (deliquescence) of alkali silicate and keep strength steadily by polymerizing alkali silicate by the hardening agent and cross-linking it by the cross linking agent to form a hardened silicate coating (film) which may suppress generation of moisture. 1. An inorganic binder composition for molding sand comprising:a modified alkali silicate mixture,a hardening agent,a cross-linking agent anda rheology control agent,wherein the modified alkali silicate mixture comprises at least one of alkali silicate selected the group consisting of sodium silicate, potassium silicate and lithium silicate, and wherein the cross-linking agent is tetraethyl orthosilicate.2. The inorganic binder composition for molding sand of claim 1 , wherein the inorganic binder composition comprises 3 to 7 parts by weight of a modified alkali silicate mixture claim 1 , 0.5 to 5 parts by weight of a hardening agent claim 1 , 0.5 to 3 parts by weight by a cross-linking agent and 0.1 to 2 parts by weight of a rheology control agent claim 1 , relative to 100 parts by weight of molding sand.3. The inorganic binder composition for molding sand of claim 1 ,wherein the modified alkali silicate mixture comprises alkali silicate, potassium hydroxide, surfactant and isopropyl alcohol.4. The inorganic binder composition for molding sand of claim 3 ,wherein the modified alkali silicate mixture comprises 100 parts by weight of alkali silicate, 1 to 10 parts by weight of potassium hydroxide, 0.1 to 2 parts by weight of surfactant and 1 to 5 parts by weight of isopropyl alcohol.5. The inorganic binder composition for molding sand of claim 1 ,wherein the hardening agent comprising at least one selected from the group consisting of:i) inorganic salt selected from the group ...

TREATMENT OF TAILING STREAMS

This disclosure relates to a process for treating a tailings stream comprising water, solids, and optionally polyacrylamide. The process involves (a) contacting the tailings stream with a silicate source for a pre-determined period of time to form a mixture; b) after the pre-determined period of time, contacting the mixture with an activator to initiate gel formation, wherein the gel entraps the solids within the gel; and c) allowing the gel to strengthen and solidify; wherein the gel formation is delayed compared with a non-delayed process. 1. A process for treating a tailings stream comprising water , solids , and optionally polyacrylamide , comprising: (a) contacting the tailings stream with a silicate source for a pre-determined period of time to form a mixture; b) after the pre-determined period of time , contacting the mixture with an activator to initiate gel formation , wherein the gel entraps the solids within the gel; and c) allowing the gel to strengthen and solidify; wherein the gel formation is delayed compared with a non-delayed process.2. A process according to claim 1 , wherein the pre-determined period of time is at least 2 minutes.3. A process according to claim 1 , wherein the pre-determined period of time is at least 5 minutes.4. A process according to claim 1 , wherein the pre-determined period of time is at least 10 minutes.5. A process according to claim 1 , wherein the pre-determined period of time is at least 15 minutes.6. A process according to claim 1 , wherein the silicate source comprises an alkali metal silicate; a polysilicate microgel; a deionized silicate solution having a molar ratio of Si:M of at least 2.6 claim 1 , wherein M is an alkali metal; colloidal silica; or combinations thereof.7. A process according to claim 1 , wherein the activator is selected from the group consisting of acids claim 1 , alkaline earth metal salts claim 1 , aluminum salts claim 1 , organic esters claim 1 , dialdehydes claim 1 , organic carbonates claim ...

METHOD FOR PREPARING GRANULATED BENTONITE FORMED BODY AND GRANULATED BENTONITE FORMED BODY PREPARED THEREBY

The present invention relates to a method for manufacturing granulated bentonite including adding sand, alumina or graphite to a bentonite raw material, heating the resulting mixture to 700 to 1,200° C., and grinding a bentonite molded body formed by heating to produce granules of uniform sizes. 1. A method for manufacturing granulated bentonite molded body , comprising:mixing a raw material of bentonite with at least any one of sand, alumina and graphite as an aid;heating the resulting mixture to 700-1,200° C.; andgrinding a molded body formed by heating to produce granules.2. The method for manufacturing granulated bentonite molded body of claim 1 , wherein Na-based bentonite claim 1 , or a raw material obtained by mixing Ca-based bentonite with NaCOand activating by heat-treatment is used as the raw material of bentonite.3. The method for manufacturing granulated bentonite molded body of claim 1 , wherein the mixing further comprises mixing a Ca-based bentonite raw material with NaCOand adding sand claim 1 , graphite or alumina.4. The method for manufacturing granulated bentonite molded body of claim 1 , wherein the alumina has an average particle diameter in a range of 10 to 1 claim 1 ,000 μm.5. The method for manufacturing granulated bentonite molded body of claim 1 , wherein the sand has an average particle diameter in a range of 10 to 1 claim 1 ,000 μm.6. The method for manufacturing granulated bentonite molded body of claim 1 , wherein the granules have an average diameter in a range of 1 to 10 mm.7. The method for manufacturing granulated bentonite molded body of claim 1 , wherein the aid is mixed in an amount of 10 wt % to 1 claim 1 ,000 wt % with respect to the weight of the bentonite raw material.8. A granulated bentonite molded body manufactured by the method according to . The present invention relates to a method for manufacturing a granulated bentonite molded body and a granulated bentonite molded body manufactured by the same.Bentonite has a ...

Settable Compositions Comprising Cement Kiln Dust and Methods of Use

Embodiments relate to the use of alkali aluminates and alkali silicates with cement kiln dust to form a settable composition for use in subterranean operations. An embodiment provides a method comprising: introducing a settable composition comprising cement kiln dust, an alkali aluminate, an alkali silicate, and an aqueous carrier fluid into a subterranean formation; and allowing the settable composition to set and thereby reduce fluid flow through a portion of the subterranean formation. 1. A method comprising:introducing a settable composition comprising cement kiln dust, an alkali aluminate, an alkali silicate, and an aqueous carrier fluid into a subterranean formation; andallowing the settable composition to set and thereby reduce fluid flow through a portion of the subterranean formation.2. The method of claim 1 , wherein the introducing the settable composition comprises introducing the settable composition into the subterranean formation as two or more different streams.3. The method of claim 1 , wherein the introducing the settable composition comprises introducing the settable composition into the subterranean formation as a single stream.4. The method of claim 1 , wherein a portion of the settable composition sets to form a non-flowable gel while a minor portion of the settable composition remains an active free fluid in a flowable liquid state claim 1 , the active free fluid penetrating further into the portion of the subterranean formation.5. The method of claim 1 , wherein the settable composition sets in the portion of the subterranean formation to form a hardened mass.6. The method of claim 1 , wherein at least a portion of the settable composition sets to form a non-flowable gel and then further sets to form a hardened mass.7. The method of claim 1 , wherein the cement kiln dust is present in the settable composition in an amount of about 1% to about 25% by weight of the settable composition claim 1 , wherein the alkali aluminate is present in the ...

IMPROVED, FUNCTIONAL, PHOTOCATALYTIC BUILDING MATERIALS AND PROCESSES FOR PREPARING THEM

A process produces building materials with inert materials capable of remaining durably solid and with a low environmental impact. The process includes mixing sand, sodium hydroxide and possibly additives, adding calcined kaolin, adding sodium silicate and/or a mixture of sodium silicate and potassium hydroxide, and adding photocatalytic titanium dioxide. 1. A process for the preparation of a manufactured building article , the process comprising the following steps:I) mixing sand, sodium hydroxide and possibly additives,II) adding calcined kaolin to the mixture obtained from step I),III) adding sodium silicate and/or a mixture of sodium silicate and potassium hydroxide to the mixture obtained from step II) obtaining said manufactured building article or a semi-finished product of said manufactured building article, and IV adding photocatalytic titanium dioxide.2. The process according to claim 1 , wherein in step I) zeolite is added as an additive.3. The process according to claim 1 , wherein gravel is added to the mixture of step I).4. The process according to claim 3 , wherein in step I) sand is replaced with a powdered material selected from the group consisting of: powders of marble claim 3 , quartz claim 3 , granite claim 3 , porphyry claim 3 , travertine claim 3 , basalt claim 3 , mixed stone claim 3 , grits claim 3 , glass claim 3 , ceramic claim 3 , earthenware claim 3 , terracotta claim 3 , and metal powders.5. The process according to claim 4 , wherein said powdered material has a granulometry comprised between about 0.01 and 6 mm.6. The process according to claim 1 , wherein the photocatalytic titanium dioxide is added in step I) in the form of a hydrophilic solution or amorphous colloidal solution.7. The process according to claim 1 , wherein the photocatalytic titanium dioxide is added by application to said manufactured building article or to said semi-finished product of the manufactured building article.8. The process according to claim 6 , wherein ...

Heat-dissipating ceramic foam containing carbonized cellulose particles and method for producing the same

The present disclosure provides a method for producing a heat-dissipating ceramic foam containing carbonized cellulose particles, the method including: mixing particles of carbonized cellulose or carbonized cellulose-containing substance, ceramic powders, silicate, and water to form slurry; adding a foaming agent to the slurry to form foamed slurry; and drying the foamed slurry.

Loss Circulation Material Composition Having Alkaline Nanoparticle Based Dispersion and Water Insoluble Hydrolysable Polyester

A lost circulation material (LCM) is provided having an alkaline nanosilica dispersion and a polyester activator. The alkaline nanosilica dispersion and the polyester activator may form a gelled solid after interaction over a contact period. Methods of lost circulation control using the LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:an alkaline nanosilica dispersion; anda water insoluble polyester, the water insoluble polyester selected to form a gelled solid with the alkaline nanosilica dispersion after a period.2. The LCM composition of claim 1 , wherein the period comprises a range of 0.5 hours to 24 hours.3. The LCM composition of claim 1 , wherein the water insoluble polyester comprises at least one of a polylactide claim 1 , a polyhydroxyalkanoate claim 1 , polyglycolide claim 1 , polylactoglycolide claim 1 , and polycaprolactone.4. The LCM composition of claim 1 , wherein the water insoluble polyester comprises an amount in the range of 0.1 percent by volume of the total volume (v/v %) to 10 v/v %.5. A solid gelled material useful for mitigating lost circulation claim 1 , where the solid gelled material forms by introducing an alkaline nanosilica dispersion and a water insoluble polyester to a lost circulation zone claim 1 , the nanosilica dispersion comprising amorphous silicon dioxide and water claim 1 , such that the nanosilica dispersion and the water insoluble polyester contact the lost circulation zone for a period such that the solid gelled material forms.6. The solid gelled material of claim 5 , wherein the water insoluble polyester comprises at least one of a polylactide claim 5 , a polyhydroxyalkanoate claim 5 , polyglycolide claim 5 , polylactoglycolide claim 5 , and polycaprolactone.7. The solid gelled material of claim 5 , wherein the water insoluble polyester comprises an amount in the range of 0.1 percent by volume of the total volume (v/v %) to 10 v/v %.8. The solid gelled material of claim 5 , wherein the ...

Alkali activated natural pozzolan based concrete containing ground granulated blast furnace slag

Alkali activated concrete compositions containing natural pozzolan, ground granulated blast furnace slag, alkali activators such as an alkali hydroxide and an alkali silicate, and optionally fine and coarse aggregates. Alkali activated concretes made therefrom and methods of making such concretes are also specified. The inclusion of ground granulated blast furnace slag provides significantly superior mechanical strength (e.g. compressive strength) to the alkali activated concretes within 12-24 hours of curing at 30-60° C.

USE OF A GEOPOLYMER WITH SUPERABSORBENT POLYMER

The present invention relates to a composite material including at least one superabsorbent polymer in a geopolymer matrix as a material for 3D printing. 1- Use of a composite material including at least one superabsorbent polymer in a geopolymer matrix as a material for 3D printing.2- Use according to claim 1 , characterised in that said superabsorbent polymer is chosen in the group constituted by:polymers resulting from polymerisation with partial cross-linking of water-soluble ethylenic unsaturated monomers, such as acrylic, methacrylic or vinylic monomers, in particular, cross-linked and neutralised poly(meth)acrylates; and salts, in particular, alkaline salts such as sodium or potassium salts of these polymers;starches grafted by polyacrylates;acrylamide/acrylic acid copolymers, typically in salt-form, in particular, alkaline salts such as sodium or potassium salts;acrylamide/acrylic acid grafted starches, typically in salt-form, particularly alkaline salts, and in particular, sodium or potassium salts;salts, particularly alkaline salts, and in particular, sodium or potassium salts of, carboxymethylcellulose;salts, particularly alkaline salts, and in particular, sodium or potassium salts of, cross-linked polyaspartic acids;salts, particularly alkaline salts, and in particular, sodium or potassium salts of, cross-linked polyglumatic acids andtheir mixtures.3- Use according to claim 1 , characterised in that said superabsorbent polymer is a sodium or potassium poly(meth)acrylate.4- Use according to any one of the claim 1 , characterised in that said composite material is prepared from a formulation including:an alumino-silicate source;an activation solution andat least one superabsorbent polymer.5- Use according to any one of the claim 1 , characterised in that said composite material is prepared by a preparation method consisting of mixing together the different formulation elements claim 1 , such as defined in .6- Use according to any one of the claim 1 , ...

COMPOSITE PRODUCTS

A composite product comprising a metakaolin-based mineral polymer. The composite product has a number of applications including use as a fire resistant material, use as a thermally insulating material and use as an impact resistance material. Methods of preparing a composite product according to the present invention and a kit of parts for preparing the composite product are also disclosed. 1. A method for making a composite product comprising two or more layers , wherein at least one layer comprises a foamed mineral polymer , and at least one layer comprises a non-foamed mineral polymer , wherein the layers are obtained by:a) providing at least one layer of a first mixture comprising 7 to 53% by weight of metakaolin to prepare the foamed mineral polymer layer; andb) providing at least one layer of a second mixture comprising 7 to 53% by weight of metakaolin, to prepare the non-foamed mineral polymer layer.2. The method of claim 1 , wherein the layers are obtained by:a) providing at least one layer of a first mixture comprising 20 to 40% by weight of metakaolin, to prepare the foamed mineral polymer layer; andb) providing at least one layer of a second mixture comprising 15 to 40% by weight of metakaolin, to prepare the non-foamed mineral polymer layer.3. The method of claim 1 , wherein either one or both of the first mixture and the second mixture further comprises up to 65% by weight of filler.4. The method of claim 3 , wherein the filler comprises one or more selected from the group consisting of: mica claim 3 , wollastonite claim 3 , basalt claim 3 , molochite claim 3 , cordierite claim 3 , feldspar claim 3 , zircon claim 3 , graphite claim 3 , borax and mullite.5. The method of claim 1 , wherein either one or both of the first mixture and the second mixture further comprises 1 to 22% by weight of an alkali metal hydroxide.6. The method of claim 1 , wherein either one or both of the first mixture and the second mixture further comprises 5 to 81% by weight of an ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;cement; anda carrier fluid, wherein the carrier fluid comprises an aqueous carrier fluid that includes at least one of diutan gum, xanthan gum, and welan gum.2. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker claim 1 , or API Class G cement clinker.3. The LCM composition of claim 1 , wherein the weight ratio of carrier fluid to cement clinker is 1:1.4. The LCM composition of claim 1 , wherein the weight ratio of cement clinker to cement is in the range of 60:40 to 90:10.5. The LCM composition of claim 1 , comprising a plurality of polymer fibers.6. The LCM composition of claim 5 , wherein the polymer fibers comprise polypropylene fibers.7. The LCM composition of claim 1 , comprising particulate glass having an aspect ratio greater than or less than 1.8. The LCM composition of claim 7 , wherein the particulate glass comprises a plurality of glass fibers or a plurality of glass flakes. This application is a continuation of and claims ...

Loss Circulation Compositions (LCM) Having Portland Cement Clinker

Portland cement clinker LCMs that include Portland cement clinker to mitigate or prevent lost circulation in a well are provided. A Portland cement clinker LCM may include Portland cement clinker, Portland cement, a carrier fluid, and an inorganic consolidation activator. Another Portland cement clinker LCM may include Portland cement clinker and a crosslinked fluid, such as a polyuronide crosslinked via calcium ions or a polysaccharide crosslinked via divinyl sulfone. Yet another Portland cement clinker LCM may include Portland cement clinker and polymer fibers or particulate glass. Methods of lost circulation control using a Portland cement clinker LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:Portland cement clinker, wherein the Portland cement clinker consists of non-hydraulic, non-cementiceous unground Portland cement clinker particles;cement, wherein the cement comprises API Class G cement; anda carrier fluid.2. The LCM composition of claim 1 , wherein the Portland cement clinker comprises ASTM International Type I cement clinker claim 1 , ASTM International Type V cement clinker claim 1 , API Class A cement clinker claim 1 , or API Class G cement clinker.3. The LCM composition of claim 1 , wherein the weight ratio of carrier fluid to cement clinker is 1:1.4. The LCM composition of claim 1 , wherein the weight ratio of cement clinker to cement is in the range of 60:40 to 90:10.5. The LCM composition of claim 1 , comprising a plurality of polymer fibers.6. The LCM composition of claim 5 , wherein the polymer fibers comprise polypropylene fibers.7. The LCM composition of claim 1 , comprising particulate glass having an aspect ratio greater than or less than 1.8. The LCM composition of claim 7 , wherein the particulate glass comprises a plurality of glass fibers or a plurality of glass flakes. This application is a continuation of and claims priority from U.S. Non-provisional application Ser. No. 15/962,720 filed Apr. 25, ...

TWO-COMPONENT SYSTEM, IN PARTICULAR FOR FORMING AN ADHESIVE

Described is a two-component system, particularly for forming an adhesive, which is suitable, for example, for applications in the foundry industry and in the construction industry. 2. The two-component system as claimed in claim 1 , where component (B) comprises as further constituents:(B-ii) amorphous silicon dioxide, the amorphous silicon dioxide being preferably selected from the group consisting of fumed silicas, precipitated silicas, silica fume, and mixtures thereof, the mass fraction of constituent (B-ii) being 20 wt % or less, based on the total mass of component (B).4. The two-component system as claimed in claim 1 , where claim 1 , in component (B) claim 1 ,one, two or more, or all compounds of constituent (B-i) are selected from the group consisting of ethylene carbonate, propylene carbonate, butylene carbonate, and carboxylic esters of polyhydric alcohols from the group consisting of ethylene glycol, diethylene glycol, triethylene glycol, and glycerol.5. The two-component system as claimed in claim 1 , where claim 1 , in component (A) claim 1 ,one, two or more, or all of the alkali metal silicates (A-i) present are selected from the group consisting of sodium silicate, potassium silicate, and mixtures thereof.6. The two-component system as claimed in claim 1 , where component (A) comprises as further constituent(A-iii) one or more fillers selected from the group consisting of aluminosilicates, crystalline forms of silicon dioxide, and magnesium oxide, calcium oxide, chromium oxide, zirconium oxide, aluminum oxide, zirconium silicate, chromite, magnesite, and mixtures thereof.7. The two-component system as claimed in claim 6 , where the ratio in component (A)(A-i) of the total mass of all alkali metal silicatesto(A-iii) the total mass of the fillersis in the range from 1:1 to 1:2.9. The two-component system as claimed in claim 1 , where component (A) comprises as further constituents:(A-iv) one or more surfactantsand/or(A-v) one or more mineral oils.10. ...

Settable Compositions Comprising Cement Kiln Dust and Methods of Use

Embodiments relate to the use of alkali aluminates and alkali silicates with cement kiln dust to form a settable composition for use in subterranean operations. An embodiment provides a method comprising: introducing a settable composition comprising cement kiln dust, an alkali aluminate, an alkali silicate, and an aqueous carrier fluid into a subterranean formation; and allowing the settable composition to set and thereby reduce fluid flow through a portion of the subterranean formation. 1. A method comprising:introducing a settable composition comprising cement kiln dust, an alkali aluminate, an alkali silicate, and an aqueous carrier fluid into a subterranean formation; andallowing the settable composition to set and thereby reduce fluid flow through a portion of the subterranean formation,wherein the introducing the settable composition comprises introducing the settable composition into the subterranean formation as a single stream.2. The method of claim 1 , wherein a portion of the settable composition sets to form a non-flowable gel while a minor portion of the settable composition remains an active free fluid in a flowable liquid state claim 1 , the active free fluid penetrating further into the portion of the subterranean formation.3. The method of claim 1 , wherein the settable composition sets in the portion of the subterranean formation to form a hardened mass.4. The method of claim 1 , wherein at least a portion of the settable composition sets to form a non-flowable gel and then further sets to form a hardened mass.5. The method of claim 1 , wherein the cement kiln dust is present in the settable composition in an amount of about 1% to about 25% by weight of the settable composition claim 1 , wherein the alkali aluminate is present in the settable composition in an amount of about 1% to about 40% by weight of the settable composition claim 1 , and wherein the alkali silicate is present in the settable composition in an amount of about 1% to about 40% ...

COATED SAND, PRODUCTION METHOD FOR SAME, AND PRODUCTION METHOD FOR CASTING MOLD

Provided are: a coated sand having improved fluidity and being capable of improving a filling rate of a casting mold to be obtained; and a coated sand for advantageously manufacturing a casting mold having excellent strength, which coated sand provides a casting mold with good mold-releasability and collapsibility, gives cast products a favorable casting surface, and effectively improves sand adhesion on cast products. The coated sand is formed as a dry granular material having fluidity at room temperature, in which the surface of a refractory aggregate is coated with a solid layer of a water-soluble inorganic binder, and spherical particles of silicone resin having binder-repellency exist on the surface of the binder layer, or form a layer on the surface of the binder layer, a part of the spherical particles being not covered with the water-soluble inorganic binder and being exposed. 1. A coated sand , wherein a surface of a refractory aggregate is coated with a binder layer in the solid state formed by using a water-soluble inorganic binder , andwherein spherical particles of silicone resin having binder-repellency exist on a surface of the binder layer, or form a layer on the surface of the binder layer, a part of the spherical particles being not covered with the water-soluble inorganic binder and being exposed,whereby the coated sand is constituted as a dry granular material having fluidity at room temperature.2. The coated sand according to claim 1 , wherein an average particle diameter of the spherical particles is within a range of 0.01 μm-50 μm.3. The coated sand according to claim 1 , wherein a content of the spherical particles is within a range of 0.1-500 parts by mass per 100 parts by mass of a solid content of the water-soluble inorganic binder in the coated sand.4. The coated sand according to claim 1 , wherein the spherical particles are resin particles whose main component is organopolysiloxane.5. The coated sand according to claim 4 , wherein the ...

UTILITY MATERIALS INCORPORATING A MICROPARTICLE MATRIX FORMED WITH A SETTING AGENT

A composition, utility material, and method of making a utility material is disclosed. A composition having an improved setting time may include a plurality of microparticles mixed with a sodium silicate binder and an isocyanate setting agent, where the microparticle composition has a setting time of less than or equal to one hour. A utility material may be a wallboard that includes the composition. 1. A utility material comprising:a wallboard having a first facing membrane and a second facing membrane; and 'microparticles and at least one binder;', 'a core matrix disposed between the first facing membrane and the second facing membrane, wherein the core matrix includeswherein a majority of the microparticles in the core matrix of the wallboard are structurally intact; andwherein a water content of the wallboard is less than 5%.2. The utility material of claim 1 , wherein the range in size from about 10 microns to about 500 microns.3. The utility material of claim 1 , wherein the core matrix claim 1 , as a wet formulation claim 1 , includes from about 25 wt % to about 75 wt % of microparticles.4. The utility material of claim 1 , wherein a reinforcing member is disposed within the core matrix.5. The utility material of claim 1 , wherein the core matrix comprises a protruding configuration formed within and along an edge of the core matrix.6. The utility material of claim 1 , wherein the core matrix comprises a recess formed within and along an edge of the core matrix.7. The utility material of claim 1 , wherein the core matrix comprises a notch and a nub formed within and along an edge of the core matrix.8. The utility material of claim 3 , wherein the core matrix claim 3 , as a wet formulation claim 3 , includes from about 50 wt % to about 60 wt % of microparticles.9. The utility material of claim 1 , wherein at least one binder is an inorganic binder.10. The utility material of claim 9 , wherein the inorganic binder is a sodium silicate binder.11. The utility ...

CEMENTITIOUS COMPOSITIONS USING WASTE MATERIALS AND METHODS OF USING SAME

The present application discloses various cementitious compositions that incorporate waste materials therein. In some embodiments, the waste materials incorporated in the compositions are mixed construction and demolition fines, including but not limited to small pieces of glass, wood, metal, drywall, cardboard, masonry, and other architectural material and waste materials. Various methods for using said compositions are also disclosed. 1. A cementitious composition , the cementitious composition having a total weight , the cementitious composition comprising:a binder in an amount of between 2.5-10% by weight of the total weight of the cementitious composition, the binder comprising Portland Cement;a disperser in an amount of between 20-60% by weight of the total weight of the cementitious composition; anda waste material composition, the waste material composition having a weight, wherein the waste material composition includes Recovered Screen Materials in an amount of between 50-100% by weight of the weight of the waste material composition.2. The cementitious composition of claim 1 , wherein the waste material composition includes Mixed Glass Fines in an amount of between 0.01-50% by weight of the weight of the waste material composition.3. The cementitious composition of claim 2 , wherein the Mixed Glass Fines are present in an amount of between 15-25% by weight of the weight of the waste material composition.4. The cementitious composition of claim 1 , wherein the waste material composition includes foundry sand in an amount of between 0.01-20% by weight of the weight of the waste material composition.5. The cementitious composition of claim 1 , wherein the Recovered Screen Materials are present in an amount of between 70-98% by weight of the weight of the waste material composition.6. The cementitious composition of claim 1 , wherein the Recovered Screen Materials are present in an amount of between 75-85% by weight of the weight of the waste material ...

COMPOSITIONS AND METHODS FOR CURING CONCRETE

A composition that may be used to retain moisture within fresh concrete as it cures to optimize the curing of the concrete may include one or more hardening and densifying agents (e.g., alkali metal polysilicate, colloidal silica, etc.) and one or more temporary moisture sealing agents (e.g., a wax, etc.). Additionally, such a composition may include a siliconate (e.g., a metal siliconate, such as an alkali metal siliconate like potassium methyl siliconate, etc.). The hardening and densifying agent of such a composition may penetrate the surface of fresh concrete to react with free lime, providing the fresh concrete with a strong surface. The temporary moisture sealing agent may form a moisture barrier on the surface of the fresh concrete to prevent moisture from escaping from the fresh concrete (e.g., evaporating, etc.) before the fresh concrete has sufficiently cured. The temporary moisture sealing agent may degrade within a matter of days (e.g., three days, seven days, 14 days, less than a month, etc.), facilitating its removal from the surface of the concrete once the concrete has cured and enabling further treatment of the surface without undue delay. 1. A method for curing concrete , comprising:applying at least one hardening and densifying agent and a temporary moisture sealing agent to a surface of fresh concrete, the temporary moisture sealing agent remaining substantially on the surface of the fresh concrete;curing the fresh concrete with the temporary moisture sealing agent on the surface and holding water within the fresh concrete; andreacting one or more materials of the at least one hardening and densifying agent with free lime at or near the surface of the fresh concrete to provide a hardened and densified surface.2. The method of claim 1 , wherein applying the at least one hardening and densifying agent and the temporary moisture sealing agent to the surface of the fresh concrete comprises applying the at least one hardening and densifying agent to ...

ROOM TEMPERATURE CURED GREEN CONCRETE DERIVED FROM NATURAL POZZOLAN AND NANOSILICA

A green concrete and mortar compositions free of Portland cement are disclosed. The compositions comprise Natural pozzolan, nanosilica particles, and alkaline activator. The green concrete produced from the composition of the invention is cured at ambient temperature and has higher compressive strength than that of concrete made with Portland cement. 1: A Portland cement-free green concrete composition comprising:silicon dioxide nanoparticles,alkaline activators, andnatural pozzolan.2: The green concrete composition of claim 1 , wherein the silicon dioxide nanoparticles are present in an amount in the range of 0.5 wt. % to 10 wt. % of the total weight of the natural pozzolan.3: The green concrete composition of claim 1 , wherein the amount of the silicon dioxide nanoparticles is in the range 4 wt. % to 8 wt. % of the total weight of the pozzolan.4: The green concrete composition of claim 1 , wherein the silicon dioxide nanoparticles have an average size in the range of 10 nm to 500 nm.5: The green concrete composition of claim 1 , wherein the silicon dioxide nanoparticles have an average surface area in the range of 20 m/g to 150 m/g.6: The green concrete composition of claim 1 , wherein the alkaline activators include an alkali metal silicate and an alkali metal hydroxide.7: The green concrete composition of claim 6 , wherein the weight ratio of the alkali silicate to the alkali hydroxide is in a range of 2.4:1 to 2.7:1.8: The green concrete composition of claim 6 , wherein the alkali metal silicate is sodium silicate.9: The green concrete composition of claim 6 , wherein the alkali metal hydroxide is sodium hydroxide.10: The green concrete composition of claim 6 , which has a weight percentage of the alkali hydroxide ranging from 1.5-5% relative to a total weight of the alkali activated concrete composition.11: The green concrete composition of claim 6 , which has a weight percentage of the alkali silicate ranging from 5-10% relative to a total weight of the green ...

THIXOTROPIC CEMENT SLURRY AND PLACEMENT METHOD TO CURE LOST CIRCULATION

Embodiments of methods for reducing lost circulation in a wellbore comprise inserting a conduit comprising a first and second end and an outer diameter and an inner diameter into the wellbore, and pumping a thixotropic cement slurry, wherein the thixotropic cement slurry will increase in viscosity with no shear and decrease in viscosity with shear, and have a power law exponent value of less than or equal to 0.3 when the thixotropic cement slurry has a density of greater than 12.69 pounds per gallon, through the conduit into the wellbore, in which the thixotropic cement slurry comprises at least one cement, at least one viscosifier, mix water, and one or more than one strength accelerating additives. The method further comprises allowing the thixotropic cement slurry to harden in the wellbore to create a plug, removing the conduit from the wellbore, and reducing lost circulation via the plug in the wellbore. 1. A method of reducing lost circulation in a wellbore comprising:inserting a conduit comprising a first and second end and an outer diameter and an inner diameter into the wellbore; the thixotropic cement slurry will increase in viscosity with no shear,', 'the thixotropic cement slurry will decrease in viscosity with shear, and', 'the thixotropic cement slurry will have a power law exponent value of less than or equal to 0.3 when the thixotropic cement slurry has a density of greater than 12.69 pounds per gallon, and', at least one cement,', 'bentonite in an amount ranging from 1 weight percent to 5 weight percent of cement,', 'mix water, and', 'sodium meta-silicate in an amount ranging from 0.5 weight percent to 3 weight percent of cement;, 'the thixotropic cement slurry comprises], 'pumping a thixotropic cement slurry through the conduit into the wellbore, whereinallowing the thixotropic cement slurry to harden in the wellbore to create a plug;removing the conduit from the wellbore; andreducing lost circulation via the plug in the wellbore.2. The method of ...

PROTECTIVE COATINGS FOR CONCRETE

Inorganic coatings that may be used to coat and protect concrete are disclosed. The protective inorganic coatings include a liquid composition portion comprising water, an alkali metal oxide component and a silicate-containing component. The coatings also include a powder composition portion comprising microspheres, metal oxide powder and optional microfibers. When applied to concrete, the coatings provide chemical and physical protection. 1. A protective inorganic coating composition comprising:a liquid composition portion comprising by weight percent of the liquid composition portion: from 50 to 70 weight percent water, from 17 to 27 weight percent of an alkali metal oxide component comprising potassium oxide, and from 18 to 28 weight percent of a silicate-containing component; anda powder composition portion comprising by weight percent of the powder composition portion: from 10 to 80 weight percent microspheres, from 1 to 70 weight percent of at least one metal oxide powder comprising a Group II metal, Group IV metal, Group VI metal, Group X metal, Group XII metal or a combination thereof, and up to 50 weight percent microfibers.2. The protective inorganic coating composition of claim 1 , wherein the water comprises from 52 to 65 weight percent claim 1 , the alkali metal oxide component comprises from 20 to 24 weight percent claim 1 , and the silicate-containing component comprises from 21 to 25 weight percent.3. The protective inorganic coating composition of claim 1 , wherein the silicate-containing component comprises potassium silicate.4. The protective inorganic coating composition of claim 1 , wherein the microspheres comprise from 20 to 50 weight percent claim 1 , the at least one metal oxide powder comprises from 2 to 50 weight percent claim 1 , and the microfibers comprise from 2 to 30 weight percent.5. The protective inorganic coating composition of claim 1 , wherein the microspheres comprise from 25 to 35 weight percent claim 1 , the at least one ...

MOLDED BODY FORMED FROM CURABLE COMPOSITION

To provide a molded body which has high strength, high ductility, and excellent dimensional stability while maintaining incombustibility and fire resistance. 1. A molded body formed from a curable composition comprising (A) at least one aluminosilicate source , (B) an alkali metal hydroxide , (C) a calcium ion source , and (D) an alkali resistant fiber , wherein the aluminosilicate source (A) has an SiOcontent of 50% by mass or more based on a total mass of the aluminosilicate source (A) , an amorphous ratio of 50% by mass or higher , and an average particle diameter of 50 μm or smaller , and comprises an aluminosilicate source having an average particle diameter of 10 μm or smaller in an amount of 30% by mass or more based on the total mass of the aluminosilicate source (A).2. The molded body according to claim 1 , comprising at least a volcanic ash-derived substance as the aluminosilicate source (A).3. The molded body according to claim 1 , wherein the curable composition comprises 10 to 100 parts by mass of the alkali metal hydroxide (B) and 10 to 140 parts by mass of the calcium ion source (C) based on 100 parts by mass of the aluminosilicate source (A).4. The molded body according to claim 1 , wherein a content of the alkali resistant fiber (D) is 0.1 to 5 parts by mass based on 100 parts by mass of the molded body.5. The molded body according to claim 1 , wherein the alkali resistant fiber (D) has an average fiber diameter of 100 μm or smaller claim 1 , and an aspect ratio of 50 to 2 claim 1 ,000.6. The molded body according to claim 1 , wherein a variation coefficient of an average content of the alkali resistant fiber (D) contained in 10 cut pieces with a weight of 20 g cut out from a whole or a part of the molded body is 30% or lower.7. The molded body according to claim 1 , wherein the alkali resistant fiber (D) is at least one selected from the group consisting of a polyvinyl alcohol-based fiber claim 1 , a polyethylene fiber claim 1 , a polypropylene ...

Loss Circulation Material Composition Having Alkaline Nanoparticle Based Dispersion and Water Soluble Hydrolysable Ester

A lost circulation material (LCM) is provided having an alkaline nanosilica dispersion and an ester activator. The alkaline nanosilica dispersion and the ester activator may form a gelled solid after interaction over a contact period. Methods of lost circulation control using the LCM are also provided. 1. A lost circulation material (LCM) composition , comprising:an alkaline nanosilica dispersion; anda water soluble ester, the water soluble ester selected to form a gelled solid with the alkaline nanosilica dispersion after a period.2. The LCM of claim 1 , wherein the period comprises a range of 0.5 hours to 24 hours.3. The LCM of claim 1 , wherein the water soluble ester comprises an amount in the range of 0.1 percent by volume of the total volume (v/v %) to 10 v/v %.4. The LCM of claim 1 , wherein the water soluble ester comprises at least one of ethyl acetate claim 1 , ethyl formate claim 1 , ethylene glycol diacetate claim 1 , diethylene glycol dilactate claim 1 , and ethylene glycol diformate.5. A solid gelled material useful for mitigating lost circulation claim 1 , where the solid gelled material forms by introducing an alkaline nanosilica dispersion and a water soluble ester to a lost circulation zone claim 1 , the nanosilica dispersion comprising amorphous silicon dioxide and water claim 1 , such that the nanosilica dispersion and the water soluble ester contact the lost circulation zone for a period such that the solid gelled material forms.6. The solid gelled material of claim 5 , wherein the ester comprises at least one of ethyl acetate claim 5 , ethyl formate claim 5 , ethylene glycol diacetate claim 5 , diethylene glycol dilactate claim 5 , and ethylene glycol diformate.7. The solid gelled material of claim 5 , wherein the water soluble ester comprises an amount in the range of 0.1 percent by volume of the total volume (v/v %) to 10 v/v %.8. The solid gelled material of claim 5 , wherein the water soluble ester is introduced separately from the alkaline ...

FOUNDRY ARTICLES FOR METAL WORKING APPLICATIONS, METHODS OF MAKING SUCH FOUNDRY ARTICLES, AND PARTICULATE REFRACTORY COMPOSITIONS FOR USE IN SUCH METHODS

The present invention relates to methods for forming bonded particulate refractory materials for use in metal-working, comprising the steps of providing a fine particulate metal oxide, providing an aqueous alkaline composition, providing a particulate refractory mould material, mixing the said fine particulate metal oxide, the said aqueous alkaline composition and the said particulate refractory mould material, and shooting the obtained mixture in a core shooter. Substantially all the water included in the obtained mixture is derived from the aqueous alkaline solution and optionally the surfactant. Also part of the present invention are materials and articles obtained according to the method, as well as particulate compositions for use in the method. 1. A method of forming a bonded particulate refractory material for use in metal-working , comprising the steps of providing a fine particulate metal oxide;(ii) providing an aqueous alkaline composition;(iii) providing a particulate refractory mould material;(iv) optionally providing a surfactant and/or a metal hydroxide;(v) mixing the said fine particulate metal oxide, the said aqueous alkaline composition and the said particulate refractory mould material, and optionally said surfactant and/or metal hydroxide; and(vi) shooting the obtained mixture in a core shooter;wherein substantially all of the water included in the obtained mixture is derived from the aqueous alkaline solution and/or the surfactant.2. The method according to claim 1 , wherein said shooting includes curing at a temperature of no more than 300° C. for no more than 120 seconds.3. The method according to wherein the total moisture level in the combined said fine particulate metal oxide and said aqueous alkaline composition is in the range of 10 wt.-% to less than 30 wt claim 1 , based on the total weight of particulate metal oxide and aqueous alkaline composition.4. The method according to claim 1 , wherein the total content of the said fine ...

POWDERED QUICK-SETTING AGENT, QUICK-SETTING MATERIAL, QUICK-SETTING MATERIAL CURED PRODUCT, AND SPRAYING METHOD

A powdered quick-setting agent containing a calcium aluminate and a sodium silicate, preferably further containing at least one selected from the group consisting of an alkali metal sulfate, an alkaline earth metal sulfate, and an aluminum sulfate. 1. A powdered quick-setting agent , comprising a calcium aluminate and a sodium silicate.2. The powdered quick-setting agent according to claim 1 , wherein a molar ratio of SiOto NaO in the sodium silicate is 0.5 to 1.5.3. The powdered quick-setting agent according to claim 1 , wherein a number of hydrates in the sodium silicate is 9 or less.4. The powdered quick-setting agent according to claim 1 , wherein a molar ratio of CaO to AlOin the calcium aluminate is 2.0 to 3.0.5. The powdered quick-setting agent according to claim 1 , further comprising at least one selected from the group consisting of an alkali carbonate claim 1 , a calcium hydroxide claim 1 , and an alum.6. The powdered quick-setting agent according to claim 1 , further comprising at least one selected from the group consisting of an alkali metal sulfate claim 1 , an alkaline earth metal sulfate claim 1 , and an aluminum sulfate.7. The powdered quick-setting agent according to claim 5 , wherein the alum is present claim 5 , and wherein the alum is at least one selected from the group consisting of a potassium alum claim 5 , a sodium alum claim 5 , and an ammonium alum.8. The powdered quick-setting agent according to claim 1 , comprising the calcium aluminate in an amount of 30 to 80 parts by mass and the sodium silicate in an amount of 0.5 to 20 parts by mass in 100 parts by mass of the powdered quick-setting agent.9. The powdered quick-setting agent according to claim 5 , comprising the alkali carbonate in an amount of 1 to 20 parts by mass claim 5 , the calcium hydroxide in an amount of 5 to 30 parts by mass claim 5 , and the alum in an amount of 0.5 to 30 parts by mass in 100 parts by mass of the powdered quick-setting agent.10. The powdered quick- ...

RENEWABLE ADMIXTURES FOR CEMENTITIOUS COMPOSITIONS

Cementitious compositions comprising a hydraulic cementitious material, a compound selected from the group consisting of a polyhydroxy aromatic compound, a polycarboxylic acid-containing compound or a salt thereof, ascorbic acid or a salt thereof, or a combination thereof, and a particulate material or a water soluble silicate-containing material that interacts with the compound are described herein. The polyhydroxy aromatic compound can be a water soluble compound having from two to thirty hydroxyl groups. The particulate material can exhibit a particle size distribution, wherein at least about 90% by weight of the particles have a diameter of less than 2 mm. Suitable particulate materials include nanoparticles and microparticles. The cementitious compositions can be used to form building materials. The cementitious compositions are especially suited for inhibiting corrosion of reinforcing steel bars embedded in concrete mixtures. Methods of making and using the cementitious composition are also disclosed. 1. A composition , comprising:a hydraulic cementitious material;a hydroxyl containing compound selected from the group consisting of a polyhydroxy aromatic compound, a polycarboxylic acid-containing compound or a salt thereof, ascorbic acid or a salt thereof, and a combination thereof, wherein the hydroxyl containing compound is present in an amount of from 0.1% to 3% by weight, based on the total weight of the cementitious material, anda particulate material and/or a water soluble silicate-containing material that interacts with the hydroxyl containing compound.2. The composition of claim 1 , wherein the hydraulic cementitious material is selected from the group consisting of ordinary Portland cement claim 1 , calcium aluminate cement claim 1 , calcium phosphate cement claim 1 , calcium sulfate hydrate claim 1 , calcium aluminate sulfonate cement claim 1 , magnesium oxychloride cement claim 1 , magnesium oxysulfate cement claim 1 , magnesium phosphate cement ...