ПРОЦЕСС И СОСТАВ ДЛЯ ПРИСОЕДИНЕНИЯ ПЕНОКЕРАМИКИ С СОХРАНЕНИЕМ СТРУКТУРНЫХ И ФИЗИЧЕСКИХ ХАРАКТЕРИСТИК ПО ПОВЕРХНОСТИ СЦЕПЛЕНИЯ

Группа изобретений относится к керамическому связующему материалу, к композиционной структуре, включающей связующий материал, и к способу формирования отвержденной керамической структуры. Керамический связующий материал содержит по меньшей мере один волокнистый материал, флюсующий агент и загущающий агент, причем волокнистый материал имеет коэффициент теплового расширения , аналогичный коэффициенту теплового расширения по меньшей мере одного компонента подложки. Композиционная структура содержит первую и вторую подложки с различными коэффициентами теплового расширения, связующий материал и волокнистый материал. Способ формирования отвержденной керамической структуры включает операции по нанесению связующего материала, нагрев керамической структуры, при этом керамический связующий материал обжигают при заданной температуре для скрепления двух смежных торцов подложки. Технический результат, достигаемый при использовании группы изобретений, заключается в том, чтобы обеспечить скрепление керамических ...

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.

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.

ОГНЕУПОРНАЯ КЛЕЕВАЯ КОМПОЗИЦИЯ И СПОСОБ СОЕДИНЕНИЯ ОГНЕУПОРНЫХ ЭЛЕМЕНТОВ

Изобретение относится к огнеупорным клеевым композициям на основе неорганических компонентов с водорастворимыми силикатами щелочных металлов для изготовления огнеупорных обожженных шамотных элементов сложной конфигурации, для соединения между собой обожженных шамотных элементов при монтаже модульных дымоходных систем и огнеупорных футеровок тепловых агрегатов. Клеевая композиция содержит раствор или порошкообразный ЛСТ, в качестве огнеупорного заполнителя - пылеунос каолинового шамота фр. менее 0,09 мм или заполнитель шамотный вибромолотый фр. менее 0,05 мм и шамотный заполнитель фр. 0,5-0 мм, а в качестве связующего - раствор жидкого силикатного стекла или стекло силикатное порошкообразное при следующем соотношении компонентов, мас. %: заполнитель шамотный 65-75; пылеунос каолинового шамота 15-25; каолин 10-15; ЛСТ (сверх 100%) 0,05-0,18; раствор жидкого силикатного стекла (сверх 100%) 25-35 или стекло силикатное порошкообразное (сверх 100%) 10-15; вода (сверх 100%) 10-25. Способ соединения ...

ТЕПЛОЗАЩИТНОЕ ПОКРЫТИЕ И СВЕРХВЫСОКОТЕМПЕРАТУРНЫЙ ХОЛОДНОСТЕННЫЙ РЕАКТОР ГИДРОГЕНИЗАЦИИ СЛОЯ СУСПЕНЗИИ, СОДЕРЖАЩИЙ ЭТО ПОКРЫТИЕ

Изобретение относится к теплозащитному покрытию и высокотемпературному холодностенному реактору гидрогенизации, содержащему такое покрытие. Теплозащитное покрытие содержит последовательно расположенные адгезивный слой, второй керамический слой и первый керамический слой. Второй керамический слой состоит из диоксида циркония, стабилизированного оксидом алюминия, с содержанием оксида алюминия до 30 мас.%. Первый керамический слой состоит из диоксида циркония, стабилизированного оксидом иттрия, с содержанием оксида иттрия 6-9 мас.%. Оксид циркония в обоих керамических слоях имеет тетрагональную кристаллическую структуру. Реактор содержит корпус, включающий внешнюю оболочку, слой наплавки из нержавеющей стали и теплозащитное покрытие, в котором адгезивный слой теплозащитного покрытия плотно прилегает к слою наплавки из нержавеющей стали. Изобретение обеспечивает улучшение теплостойкости и способности покрытия к деформации, эффективное поглощение и уменьшение теплового напряжения, возникающего ...

Способ склеивания древесины

Изобретение относится к деревообрабатывающей промышленности и предназначено для интенсификации процесса склеивания древесины индукционным бесконтактным нагревом клеевой термореактивной композиции в клеевом шве. Способ склеивания древесины включает подготовку контактной поверхности соединяемых элементов из древесины, формирование клеевой композиции из термореактивной карбамидной смолы, наполнителя, отвердителя, нанесение слоя композита на контактную поверхность, подпрессовку и нагрев клеевого соединения. Клеевая композиция содержит наполнитель - мелкодисперсный зернистый ферромагнитный материал, причем ферромагнитный порошок берут в количестве 1,5 мас.ч. на 100 мас.ч. карбамидной смолы, отвердитель - сульфат аммония берут в количестве 1,5 мас.ч. на 100 мас.ч. карбамидной смолы. Проводят подпрессовку склеиваемых поверхностей под давлением 0,03 МПа. Нагрев клеевого соединения проводят при выходной мощности индуктора 60 Вт, частоте тока индуктора 7200 Гц, продолжительность нагрева 1-3 мин.

КОМПОЗИЦИИ КОНСТРУКЦИОННОГО КЛЕЯ

... 1. Композиция, содержащая:(a) первый компонент, содержащий:(1) эпокси-аддукт, который представляет собой продукт реакции реагентов, включающих первое эпоксидное соединение, полиол и ангидрид и/или двухосновную кислоту; и(2) второе эпоксидное соединение;(b) частицы каучука, имеющие структуру ядро/оболочка; и(c) второй компонент, который химически взаимодействует с указанным первым компонентом.2. Композиция по п. 1, дополнительно содержащая (d) частицы графенового углерода.3. Композиция, содержащая:(a) первый компонент, содержащий:(1) эпокси-аддукт, который представляет собой продукт реакции реагентов, включающих первое эпоксидное соединение, полиол и ангидрид и/или двухосновную кислоту; и(2) второе эпоксидное соединение;(b) частицы графенового углерода и(c) второй компонент, который химически взаимодействует с указанным первым компонентом.4. Подложка с покрытием, содержащая композицию по п. 3.5. Композиция, содержащая:(a) пластификатор с блокированной эпоксидной группой, который представляет ...

UNENTZUENDBARES HAFTMITTEL MIT EINEM SILIKAT

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

Structural adhesive

A 2-component structural adhesive is described which comprises a polymer dispersion and a hydraulic binder. The two components are matched to one another so that the adhesive cures without material exchange with the environment, i.e. even, for example, under impermeable coverings.

Aufbau und Verfahren zum Verbinden einer ersten und einer zweiten Baugruppe durch Verkleben

Vorgeschlagen werdenein Aufbau umfassend eine erste Baugruppe (21) und eine zweite Baugruppe (29),wobei die erste und die zweite Baugruppe mittels einer Klebstoffschicht (22, 23, 24, 25) miteinander verbunden sind, dadurch gekennzeichnet, dass die Klebstoffschicht (22, 23, 24, 25) durch einen Kompositklebstoff gebildet ist, welcher einen Zementklebstoff und mindestens einen diesem zugesetzten keramischen Füllstoff aufweist sowieein Verfahren zum Verbinden einer ersten Baugruppe mit einer zweiten Baugruppe,wobei ein Kompositklebstoff, umfassend einen Zementklebstoff und mindestens einen keramischen Füllstoff, bereitgestellt wird, wobei der Kompositklebstoff auf zumindest Teilbereiche einer ersten Oberfläche der ersten Baugruppe (21) aufgebracht wird und wobei eine der ersten Oberfläche der ersten Baugruppe (21) abgewandte Oberfläche der Schicht (22, 23, 24, 25) aus Kompositklebstoff mit einer zweiten Oberfläche der zweiten Baugruppe (29) in Kontakt gebracht wird.

Trennrippenmaterial für Anzeigegeräte

Trennrippenmaterial für ein Anzeigegerät, umfassend 15 bis 50 Gew.-% Wasserglas (Na¶2¶SiO¶2¶) und 50 bis 85 Gew.-% eines anorganischen Füllstoffes, Verfahren zur Herstellung von Trennrippen für ein Anzeigegerät, das umfaßt: Ejizieren einer Zusammensetzung des Trennrippenmaterials von Anspruch 1 durch eine Düse auf ein Glassubstrat zum Bilden eines gewünschten Musters aus den Trennrippen auf dem Substrat und Trocknen des Musters aus den Trennrippen bei einer Temperatur im Bereich von Raumtemperatur bis 200 DEG C und Flüssigkristallanzeige (LCD)-Gerät mit Trennrippen, die aus dem Trennrippenmaterial gemäß einem der Ansprüche 1 bis 3 gebildet sind.

Inorganic bonding composition

A chemically-setting, incombustible, non-toxic bonding composition comprises a mixture of (a) magnesium chloride, (b) sodium fluorosilicate, (c) calcium metasilicate, (d) kaolin and (e) sodium silicate solution.

Non flammable adhesive composition containing of silicate.

BONDING AGENT ON BASIS OF ALKALI SILICATE SOLUTIONS

BINDEMITTEL AUF BASIS VON ALKALISILIKATLOESUNGEN

PROCEDURE FOR STICKING TOGETHER SOLIDS

STICK TOGETHER FROM PLASTIC FOAM BOARDS

PROCEDURE FOR THE PRODUCTION OF FIBERS

Schleifteilchenagglomerat

The invention relates to an agglomerate (1) which consists of at least two substantially rod-shaped abrasive particles (2), the at least two of the substantially rod-shaped abrasive particles (2) being bonded to each other via a glass bond (3) and the longitudinal axes of the at least two substantially rod-shaped abrasive particles (2) pointing in different directions in space.

Abrasive Agglomerate Particles

Agglomerat (1) aus wenigstens zwei weitgehend stäbchenförmigen Schleifteilchen (2), wobei die wenigstens zwei der weitgehend stäbchenförmigen Schleifteilchen (2) über eine Glasbindung (3) miteinander verbunden sind, wobei die Längsachsen der wenigstens zwei stäbchenförmigen Schleifteilchen (2) in unterschiedliche Raumrichtungen weisen, wobei - die Schleifteilchen (2) aus wenigstens einem Schleifmittel und einem Bindemittel bestehen, oder - ein Teil der Schleifteilchen (2) von Schleifkörnern, bestehend aus Schleifmittel und weitgehend binderfrei, gebildet ist und dass der andere Teil der Schleifteilchen (2) aus einem Schleifmittel und einem Bindemittel besteht.

Procedure for the production of insoluble aluminophosphate or insoluble aluminophosphate a containing mixture

Procedure for the covering of surfaces

PROCEDURE FOR STICKING TOGETHER SOLIDS

Silicic acid containing mass, in particular for the production of silicic acid gel and formed products

ADHESIVE, PREPARATION METHOD THEREOF, AND USE OF THE SAME IN VEGETABLE FIBERBOARD OR ARTIFICIAL BOARD

The present invention discloses an adhesive which is mainly prepared from the following components in parts by mass: 50-60 parts of an aqueous solution of sodium silicate; 10-20 parts of a brine; 20-30 parts of a nano silicon dioxide; 6-8 parts of a filler; 0.4-0.6 parts of a modifier and 0.1-0.3 parts of a stabilizer. A method for preparing the adhesive includes: firstly mixing to dissolve magnesium chloride and magnesium sulfate according to a certain molar ratio, and then obtaining a brine after stirring thoroughly; adding an aqueous solution of sodium silicate into the prepared brine, and then adding a nano silicon dioxide into the prepared sodium silicate-brine mixture to obtain a mixture; adding a filler into the mixture, and uniformly stirring to obtain a semi-finished product; and adding a modifier and a stabilizer into the semi-finished product to obtain a finished product of the adhesive. The adhesive of the present invention can be used as an inorganic adhesive in a vegetable ...

ACTIVATABLE ADHESIVE WEBS AND ARTICLES MADE THEREFROM

PAPER TUBE ADHESIVE

METHOD OF REDUCING LEAK OR RISK OF LEAK IN PIPE SYSTEM

A method of reducing a leak or a risk of a leak of a pipe system is disclosed. The method comprises filling the pipe system with a composition comprising metal powder and xylenes, applying pressure to the filled pipe system and draining the pipe system of said composition. Also use of a composition for reducing a leak or a risk of a leak of a pipe system is disclosed.

MULTILAYER MOUNTING MAT

A multilayer mounting mat operatively adapted for use in mounting a pollu tion control element in a pollution control device comprises a first layer, a second layer, and an adhesive sandwiched therebetween so as to bond togeth er a major surface of the first layer to a major surface of the second layer , the adhesive comprising at least one of inorganic colloidal particles havi ng an average diameter less than about 300 nm and an inorganic water-soluble salt.

JOINING A THERMOPLASTIC MATERIAL AND A METAL

A method and apparatus comprising a sol-gel solution. Zirconium n-propoxide is aged in a solvent to form a first part for the sol-gel solution. The first part is combined with deionized water to form a second part for the sol-gel solution. Aminoaryltrialkoxysilane is combined with an alcohol to form a third part for the sol-gel solution. The third part is combined with the second part to form a mixture for the sol-gel solution. The deionized water, or the alcohol, or a combination thereof is combined with the mixture to form a solution. The solution is aged to form the sol-gel solution comprising a mole balance ratio of approximately 1:5 between the zirconium n-propoxide and the aminoaryltrialkoxysilane.

CONCENTRATED COLLOIDAL SOLUTIONS OF NON-AGGREGATE MONOCRYSTALLINE METAL OXIDE PARTICLES, THEIR PREPARATION PROCESS AND THEIR USES IN THE PRODUCTION OF FILMS

Solutions colloïdales concentrées dans un solvant non-aqueux de particules monocristallines non agrégées de diamètre hydrodynamique de 2 à 10 nm, d'oxydes de métaux M des groupes 1b à 7b, 8 et lanthanides, a l'état complexé par un ligand susceptible de complexer lesdits métaux sous forme d'alcoxydes notamment. Ces solutions sont obtenues par complexation par le ligand de l'alcoxyde de métal M en milieu solvant non aqueux, hydrolyse et polycondensation à l'aide d'un acide fort et chauffage. Utilisation de ces solutions à l'obtention de films d'oxydes.

THE BONDING OF BODIES OF REFRACTORY HARD MATERIALS TO CARBONACEOUS SUPPORTS

Bodies (3) such as tiles, plates, slabs or bricks of Refractory Hard Material (RHM) or other refractory composites are bonded to the cathodes or to other components, in particular to a carbon cell bottom (1), of a cell for the production of aluminium by electrolysis of a cryolite-based molten electrolyte, made of carbonaceous or other electrically conductive refractory material, by a non-reactive colloidal slurry (4) comprising particulate performed RHM in a colloidal carrier selected from colloidal alumina, colloidal yttria and colloidal ceria. The slurry usually comprises preformed particulate TiB2 in colloidal alumina. The bodies (3) are usually TiB2-Al2O3 composites. The bonding is achieved simply by applying the slurry and allowing it to dry.

SUSPENSIONS WITH HIGH STORAGE STABILITY, COMPRISING AN AQUEOUS SILICATE SOLUTION AND A FILLER MATERIAL

Suspension, having a high storage stability, comprising an aqueous silicate solution and a filler material, wherein the silicate solution has a silicate content of at least 20 % by weight, the filler material has an average particle size of 0.8-15 .mu.m and a specific weight of below 2.75 kg/l, the filler being chosen from the group consisting of: a) zeolites; b) fine particulate or fibrous amorphous inorganic material being relatively inert in an alkaline aqueous solution, comprising amorphous alkali metal alumino silicate; c) fine particulate of graphite or carbon black; or d) mixtures thereof, said suspension having a high storage stability in the absence of a stabilizer.

ADHESIVE COMPOSITION

Adhesive composition comprising a suspension of an aqueous silicate solution and a finally divided inorganic filler, wherein said silicate solution has a silicate content of at least 17 % per weight and comprising as a filler a zeolite having an average particle size of at least 0,4 .mu.m.

Colle minérale et procédé pour sa fabrication.

Verfahren zur Herstellung von komplexen Aluminiumphosphaten

Compex halogenated aluminium phosphates - for fibres coatings and inders

The complex contains at least one, pref. 4, chemically bound ROH molecule where R is either H or and organic radical. R is pref. an opt. subst. aliphatic hydrocarbon (C1-C4), specif. ethyl alcohol. The halohen can be Cl, Br, Ti; the atomic ratios of both P and halogen to aluminium being near 1:1. If both water and alcohol are present the number of molecules is pref. 2-5. Specific compounds claimed have empirical formulas: AlPBrH25-C8O8, AlPBrH28C8O8, AlPClH11O9, AlPClH25C8O8 the compounds are prepared from Al-compounds (halides), hydroxy compound and phosphoric acid, -ester or a compound generating the acid or ester.

Mineral fibre board adhesion-bonded to a metal foil

BONDING AGENT ON BASIS OF ALKALI SILICATE SOLUTIONS.

Adhesive based on alkali metal silicate solutions, containing finely divided inorganic powders

Adhesive and/or coating material

Mineral fibre web adhesion-bonded to a metal foil

INORGANIC ADHESIVE FOR JOINING METAL MEMBERS.

NONCOMBUSTIBLE BINDER, ADHESIVE AND WATER INSENSITIVE.

ADHESIVE COMPRISING PARTLY HYDROLYZED PROTEINS AND METAL SILICATES

Cement for the stuffing of the metal pushed back and its process of application of decorations on glass, porcelain or other

MINERAL FIBRE TABLECLOTH COVERED With a METAL SHEET (CASE 2)

INORGANIC ADHESIVE FOR the ASSEMBLY Of METAL ELEMENTS

CONCENTRATED SOLUTION [...]-CRYSTAL PARTICLES OF NON-AGGLOMERATED METAL OXIDE, PROCESS FOR THEIR PREPARATION AND THEIR APPLICATION TO THE PRODUCTION OF FILMS.

Concentrated colloidal solutions of nonaggregate single-crystal oxide particles of metals, leurprocédé of preparation and their application to obtaining films

Solutions colloïdales concentrées dans un solvant non-aqueux de particules monocristallines non agrégées de diamètre hydrodynamique de 2 à 10 nm, d'oxydes de métaux M des groupes 1b à 7b, 8 et lanthanides, à l'état complexé par un ligand susceptible de complexer lesdits métaux sous forme d'alcoxydes notamment. Ces solutions sont obtenues par complexation par le ligand de l'alcoxyde de métal M en milieu solvant non-aqueux, hydrolyse et polycondensation à l'aide d'un acide fort et chauffage. Utilisation de ces solutions à l'obtention de films d'oxydes.

ADHESIVE COMPOSITION AND ADHESIVE SHEET

MULTI-SEGMENT COMPONENT FOR AN AEROSOL-GENERATING ARTICLE

Sheet and composite sheet

To provide a sheet having a layer before sintering, the thickness of which after sintering can become enough to be able to relax stress. This solution relates to a sheet comprising a layer before sintering. The viscosity of the layer before sintering is at least 0.27 MPa.s at 90 DEG C. The thickness of the layer before sintering is 30-200 [mu]m.

Bonding material composition for aluminum oxide structures and method for utilization of the bonding material

A bonding material for Al2 O3 is provided by preparing a mixture of 73.0% by weight of molybdenum, 8.5% by weight of manganese, 1.5% by weight of manganese fluoride, 6.0% by weight of lithium fluoride and 11.0% by weight of silicon dioxide, the percentages being approximate. The mixture is added to a carrier of pine oil, xylene and toluene and the resulting bonding compound is applied to the surfaces to be bonded. Polycrystalline or single crystal (Al2 O3) surfaces with the bonding material applied thereto are dried and, after drying, the surfaces to be bonded are placed in contact. The resulting assembly is fired at a sufficiently high temperature for the formation of a bond between the surfaces. A polycrystalline or single crystal Al2 O3 surface can be bonded to a metal surface by firing the Al2 O3 surface having the bonding material applied thereto prior to placing the surfaces to be bonded in contact. The bonding compound can be used to improve the hermetic sealing of the bonded joints ...

BINDER COMPOSITION

The method of making a briquet from directly reduced finely divided metallized material is disclosed whereby 85 to 95% of metallized material is mixed with 5 to 15% of a binder to form a free flowing briquet feed, then densifying the feed material and forming it into briquets.

ELECTRICALLY CONDUCTIVE BONDING MATERIAL AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

The present invention provides an electrically conductive bonding material having a high bonding strength and a high thermal conductivity, and capable of forming a bonding layer providing a very low porosity under low pressurization. The present invention relates to an electrically conductive bonding material which bonds a chip and an adherend under pressure, the electrically conductive bonding material containing silver particles; silver compound particles; and a dispersant, wherein the silver particles and the silver compound particles are present in a weight ratio of 30:70 to 70:30, and the electrically conductive bonding material provide a porosity of 15% or less after the chip and the adherend are subject to pressurizing-bond under an air atmosphere of pressure of 10 MPa and 280° C. for 5 minutes.

Optical connectors with inorganic adhesives and methods for making the same

One embodiment of the disclosure relates to an optical connector. The optical connector may include a ferrule, a waveguide, and an inorganic adhesive composition. The ferrule may include a fiber-receiving passage defining an inner surface. The inorganic adhesive composition may be disposed within the ferrule and in contact with the inner surface of the ferrule and the waveguide. The inorganic adhesive composition may include at least about 50% by weight of metal oxide.

Adhesive composition and improved rolled product employing adhesive composition

An adhesive composition and improved rolled product employing an adhesive composition is disclosed. Synthetic clays in combination with water soluble and dispersible thickeners may be useful for controlling the viscosity of adhesive formulations used in rolled paper product manufacture. The compositions may provide thixotropic properties, which are capable of shearing to a thin and sprayable viscosity, and then rapid thickening upon a surface of a rolled product. The rolled products to which the compositions may be employed may include tissues, towels, and the like. The compositions may be employed as tail sealing compositions adapted for securing the tail of a rolled web of product upon the roll, to avoid unraveling or undesirable unwinding of the roll before the product is used for its intended purpose upon manufacture.

КОМПОЗИЦИИ КОНСТРУКЦИОННОГО КЛЕЯ

Изобретение относится к вариантам композиции конструкционного клея и к подложке с покрытием. По первому варианту композиция содержит (а) первый компонент, содержащий: эпокси-аддукт, представляющий собой продукт реакции реагентов, включающих первое эпоксидное соединение, полиол и ангидрид и/или двухосновную кислоту, а также второе эпоксидное соединение, (b) при необходимости, частицы каучука, имеющие структуру ядро/оболочка, (с) второй компонент, который химически взаимодействует с первым компонентом, и (d) частицы графенового углерода. По второму варианту композиция содержит (а) пластификатор с блокированной эпоксидной группой, который представляет собой продукт реакции реагентов, включающих эпоксидное соединение, полиол или капролактон, ангидрид и/или двухосновную кислоту, (b) термически активируемый латентный отверждающий агент, (с) при необходимости, частицы графенового углерода. По третьему варианту композиция содержит (а) пластификатор с блокированной эпоксидной группой, который представляет ...

СОЕДИНЕНИЕ ТЕРМОПЛАСТИЧНОГО МАТЕРИАЛА С МЕТАЛЛОМ

Изобретение относится к формированию соединений между термопластичным материалом и металлом. Описан способ соединения термопластичного материала с металлом, включающий: выдерживание н-пропоксида циркония в растворителе с получением первой части золь-гелевого раствора; объединение указанной первой части с деионизированной водой с получением второй части золь-гелевого раствора; объединение аминоарилтриалкоксисилана со спиртом с получением третьей части золь-гелевого раствора; объединение указанной третьей части с указанной второй частью с получением смеси для золь-гелевого раствора; объединение деионизированной воды, или спирта, или их комбинации с указанной смесью с получением раствора; и выдерживание указанного раствора с формированием золь-гелевого раствора, содержащего н-пропоксид циркония и аминоарилтриалкоксисилан в равновесном молярном соотношении, которое составляет 1:5. Также описан золь-гелевый раствор. Технический результат: предложен способ соединения термопластичного материала ...

СОЕДИНЕНИЕ ТЕРМОПЛАСТИЧНОГО МАТЕРИАЛА С МЕТАЛЛОМ

... 1. Способ, включающий:выдерживание н-пропоксида циркония (336) в растворителе (342) с получением первой части золь-гелевого раствора (334);объединение указанной первой части с деионизированной водой (340) с получением второй части золь-гелевого раствора (334);объединение аминоарилтриалкоксисилана (338) со спиртом (344) с получением третьей части золь-гелевого раствора (334);объединение указанной третьей части с указанной второй частью с получением смеси для золь-гелевого раствора (334);объединение деионизированной воды (340), или спирта (344), или их комбинации с указанной смесью с получением раствора; ивыдерживание указанного раствора с формированием золь-гелевого раствора (334), содержащего н-пропоксид циркония (336) и аминоарилтриалкоксисилан (338) в равновесном молярном соотношении, которое составляет приблизительно 1:5.2. Способ по п. 1, отличающийся тем, что выдерживание н-пропоксида циркония (336) в растворителе (342) с получением первой части включает перемешивание вращением н-пропоксида ...

Способ получения фосфата алюминия

Покрытие на подложках

Adhesive useful as mortar, for spreading or backfilling, on inorganic building materials, particularly for restorations, is prepared from silicic acid ester and calcium hydroxide

Mineral adhesive (A) for inorganic building materials (natural stone, brick, ceramics etc.) is based on a silicic acid ester (I) and includes calcium hydroxide (II) as additional binder. Mineral adhesive (A) for inorganic building materials (natural stone, brick, ceramics etc.) is based on a silicic acid ester (I) and includes calcium hydroxide (II) as additional binder. (II) forms, with (I), hydrated calcium silicate in accordance with the equations: nSi(OC2H5)4 + nH2O = nSiO2 + nC2H5OH 3Ca(OH)2 + 2SiO2 = 3CaO.2SiO2.nH2O An independent claim is also included for a method of joining two natural stone pieces by using (A).

Rauchgasarme, temperaturbeständige Binde- und Beschichtungsmittel und deren Verwendung

Flame-proofing of materials - using inorganic based adhesive coatings

Flame proofing compsns. for e.g. treatment of tars, asphalts, resins, plastics, cellulose and foams are made by adding oxide, hydroxide, carbonate or acetate of Ca, Sr or Ba to aluminium sulphate soln., thus pptg. complex insol. Al/alkaline earth sulphates of pH 4-6.5 (4.3-5.7). Aluminium sulphate can be wholly or partly replaced by FeSO4, MnSO4 or TiSO4 for specific applications. A solid compsn. for inclusion in resins etc. at the manufacturing stage is prepd. by adding a source of phosphate or borate ions before pptn., pref. phosphoric or boric acid.

KLEBER UND/ODER BESCHICHTUNGSMASSEN AUF BASIS VON ALKALIMETALLSILIKATLOESUNGEN UND DEREN VERWENDUNG

ADHESIVE AND/OR COATING COMPOSITION

The material has low brittleness and good compatibility with mineral fibres and good water resistance. For this purpose, the material has the following composition: from 60 to 95 parts by weight of water glass, from 4 to 16 parts by weight of clay mineral substances, from 1 to 5 parts by weight of oxides or carbonates of alkaline earth metals or of zinc, oxides or hydroxides of aluminium and/or barium sulphate, from 0 to 5 parts by weight of pigments, from 0 to 5 parts by weight of phosphates or borates of monovalent, divalent or trivalent metals in dissolved or finely divided form, and if desired water.

AQUEOUS LIQUID ADHESIVE COMPOSITION

BONDING FOAMED PLASTICS BOARDS WITH AN ADHESIVE CONTAINING FINELY DIVIDED INORGANIC POWDERS AND BASED ON ALKALI METAL SILICATE SOLUTIONS

The invention relates to adhesives for plastic foam panels, especially polystyrene foam panels, based on a solution of one or more alkali metal silicates containing one or more materials which mineralogically contain more than 15 % of kaolinite. These adhesives are inexpensive to manufacture and absolutely flame-resistant, and do not cause any environmental problems either in use or on exposure to fire or heat radiation.

COMBINED ADHESIVES

... 1515289 Aqueous water - glass/aminoplast adhesive compositions IMPERIAL CHEMICAL INDUSTRIES Ltd 10 July 1975 [30 July 1974] 33579/74 Heading C3R A liquid composition contains in a weight ratio of 80 : 20 to 20 : 80 an adhesive aqueous solution of a urea- and/or melamine-formaldehyde resin and an adhesive aqueous sodium silicate solution. A resin curing catalyst may be added. In the examples a 50 : 50 mixture of a soluble UF resin and aqueous sodium silicate is used to bond various substrates together, or to size concrete.

Cure of anaerobic compositions

CONCENTRATED COLLOIDAL SOLUTIONS OF MONOKRISTALLIERTEN, NICHTAGGREGIERTEN PARTICLES FROM METAL OXIDES, METHOD TO THEIR PRODUCTION AND APPLICATION TO THE PRODUCTION OF FILMS

BONDING AGENT ON BASIS OF AQUEOUS ALKALIMETALLSILICATLÖSUNGEN AND THEIR USE.

GENERAL-PURPOSE STICKING MATERIAL AND PROCEDURE FOR ITS PRODUCTION

IMPROVED QUARZGLASPRODUCT

VERFAHREN ZUM VERKLEBEN VON FESTSTOFFEN

MIT EINER METALLFOLIE VERKLEBTE MINERALFASER- BAHN

KLEBER UND/ODER BESCHITUNGSMASSE

VERKLEBEN VON KUNSTSTOFFSCHAUMPLATTEN

Stick together from articles from plastic with porous materials

USE OF GYPSUM MATERIALS AS KLEBEBZW. JOINING MASS.

BONDING AGENT ON BASIS OF ALKALI SILICATE SOLUTIONS

UNENTZUNDBARES SILIKATHALTIGES BONDING AGENT AND PROCEDURE FOR THE PRODUCTION OF THE SAME

PROCEDURE FOR THE PRODUCTION OF A NEW ONE, HALOGENHALTIGEN OF ALUMINOPHOSPHATE COMPLEX

WITH A METAL FOIL MINERAL FIBRE PLATE STUCK TOGETHER

Surface-modified film, process for producing same, and laminated film and process for producing same

Provided are a surface-modified film which has adhesive properties improved by surface modification and a process for producing the surface-modified film. Also provided are a laminated film in which at least the surface-modified film has been laminated and a process for producing the laminated film. The surface-modified film is characterized by being obtained by bringing a halide complex of an element in Group 13 of the periodic table into contact with at least some of the surfaces of a resin film.

Bonding dissimilar ceramic components

BONDING DISSIMILAR CERAMIC COMPONENTS Adhesive compositions and methods for bonding materials with different thermal expansion coefficients is provided. The adhesive is formulated using a flux material, a low flux material, and a filler material, where the filler material comprises particulate from at least one of the two components being bonded together. A thickening agent can also be used as part of the adhesive composition to aid in applying the adhesive and establishing a desired bond thickness. The method of forming a high strength bond using the disclosed adhesive does not require the use of intermediary layer or the use of high cure temperatures that could damage one or both of the components being bonded together. 16 12 18 20 Virgin substrate Far from bond Near bond Bond surface 26 Transition chemistry of a Bonded area 60 -carbon 60 50 - oxygen 040 --- silicon 30 - - -calcium 20 - - aluminum 10 - -- -boron 0 0 ------ lithium virgin far from nearbond bond bond surface Depth of Substrate ...

FIBERIZING HALOGEN CONTAINING COMPLEX PHOSPHATE OF ALUMINIUM

HALOGEN-CONTAINING COMPLEX ALUMINIUM PHOSPHATES AND PREPARATION

ADHESIVE FOR FIREPROOFING AND FIBER ENCAPSULATION

BARRIER COATING FOR ADHESIVE LABELS

A barrier coating is used in combination with a UV-cured adhesive on paperstock to prolong the tack and overall performance of the adhesive. Some aspects of the coating incorporate a chelating material to arrest or completely prevent the migration of unwanted ions, possibly including calcium ions, from moving between the paperstock and the adhesive in a manner that negatively impacts the adhesive. The resulting stock is particularly well-suited to labels and other similar uses.

INORGANIC ADHESIVE COMPOUND FOR ASSEMBLING METALLIC COMPONENTS

JOINING A THERMOPLASTIC MATERIAL AND A METAL

A method and apparatus comprising a sol-gel solution. Zirconium n-propoxide is aged in a solvent to form a first part for the sol-gel solution. The first part is combined with deionized water to form a second part for the sol-gel solution. Aminoaryltrialkoxysilane is combined with an alcohol to form a third part for the sol-gel solution. The third part is combined with the second part to form a mixture for the sol-gel solution. The deionized water, or the alcohol, or a combination thereof is combined with the mixture to form a solution. The solution is aged to form the sol-gel solution comprising a mole balance ratio of approximately 1:5 between the zirconium n-propoxide and the aminoaryltrialkoxysilane.

ADHESIVE, CONTAINING PARTIALLY HYDRO LIZOVANNYE PROTEINS AND METALLOSILICATES

Fireproof glue for fireproof door and preparation method thereof

Adhesive and adhesive sheet

Provided is a adhesive and an adhesive sheet which exhibit excellent chip-holding properties during dicing and from which chips can be easily stripped during pick up, even when considering changes over time. It is a adhesive composition which contains both (A) a (meth)acrylic acid ester copolymer component that has functional-group containing monomer units and a weight average molecular weight of less than 350,000 and (B) a (meth)acrylic ester copolymer component that has functional-group containing monomer units and a weight average molecular weight of 350,000 to 2,000,000 at a weight ratio of 10:90 to 90:10, and further contains 0.5 to 20 parts by mass of a crosslinking agent per 100 parts by mass of components (A) and (B) in total, the crosslinking agent being a crosslinking agent that reacts with both the functional groups of the component (A) and the functional groups of the component (B).

Active energy ray-curable pressure-sensitive adhesive for re-release and dicing die-bonding film

Provided is an active energy ray-curable pressure-sensitive adhesive for re-release, which has a small influence on an environment or a human body, can be easily handled, can largely change its pressure-sensitive adhesiveness before and after irradiation with an active energy ray, and can express high pressure-sensitive adhesiveness before the irradiation with the active energy ray and express high releasability after the irradiation with the active energy ray. The active energy ray-curable pressure-sensitive adhesive for re-release includes an active energy ray-curable polymer (P), in which the polymer (P) includes one of a polymer obtained by causing a carboxyl group-containing polymer (P3) and an oxazoline group-containing monomer (m3) to react with each other, and a polymer obtained by causing an oxazoline group-containing polymer (P4) and a carboxyl group-containing monomer (m2) to react with each other.

Пленка для защиты поверхности

Настоящая полезная модель относится к защитной пленке для временной защиты поверхности, содержащей нижний слой и верхний слой, покрывающий указанный нижний слой, в которой нижний слой, образующий часть указанной защитной пленки, состоит из биоосновного полиэтилена с содержанием возобновляемого материала, тогда как верхний слой - из акрилового адгезива, устойчивого в ультрафиолетовому излучению. 8 з.п. ф-лы, 2 пр., 2 табл.

Защитный материал

Полезная модель относится к защитным материалам и может быть применена, например, в качестве огнезащитной прослойки между облицовкой и изоляцией обрешетки кабин локомотивов, пожаробезопасной пароводонепроницаемой прокладки в полках и креслах вагонов, покрывного материала для защиты промышленного оборудования. Огнезащитный материал содержит слой фторопластовой стеклоткани марки ТАФ и клеевой слой. При этом клеевой слой выполнен из сольвентного контакт-клея на основе раствора бутадиен-стирольного каучука в органическом растворителе. Техническим результатом является получение прочного соединения материала с изделием. 6 з.п. ф-лы. РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 208 582 U1 (51) МПК C09J 109/06 (2006.01) D03D 15/00 (2006.01) A62C 3/07 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ПОЛЕЗНОЙ МОДЕЛИ К ПАТЕНТУ (52) СПК C09J 109/06 (2021.08); D03D 15/00 (2021.08); A62C 3/07 (2021.08) (21)(22) Заявка: 2021128736, 01.10.2021 (24) Дата начала отсчета срока действия патента: (73) Патентообладатель(и): Дятленко Оксана Валерьевна (RU) Дата регистрации: 24.12.2021 (45) Опубликовано: 24.12.2021 Бюл. № 36 2 0 8 5 8 2 R U (54) Защитный материал (57) Реферат: Полезная модель относится к защитным материалам и может быть применена, например, в качестве огнезащитной прослойки между облицовкой и изоляцией обрешетки кабин локомотивов, пожаробезопасной пароводонепроницаемой прокладки в полках и креслах вагонов, покрывного материала для защиты промышленного оборудования. Стр.: 1 Огнезащитный материал содержит слой фторопластовой стеклоткани марки ТАФ и клеевой слой. При этом клеевой слой выполнен из сольвентного контакт-клея на основе раствора бутадиен-стирольного каучука в органическом растворителе. Техническим результатом является получение прочного соединения материала с изделием. 6 з.п. ф-лы. U 1 U 1 Адрес для переписки: 620049, Свердловская обл., г. Екатеринбург, ул. Лодыгина, 15, а/я 78, Шульгину В.Д. 2 0 8 5 8 2 (56) Список документов, цитированных в ...

Connection sheet for solar battery cell electrode, process for manufacturing solar cell module, and solar cell module

Disclosed is a connection sheet for a solar battery cell electrode, which is a polymer sheet for use in the connection between an electrode for extracting an electric power from a solar battery cell and a wiring member through an electrically conductive adhesive material by heating and pressurizing, and which is intercalated between a heating/pressurizing member and the wiring member upon use.

Hot curing or heat-activated composition containing a surface-deactivated polyisocyanate

The present invention relates to curable compositions comprising at least one specific blocked amine, at least one surface-deactivated polyisocyanate that is solid at ambient temperature and optionally water or a water-producing substance. Compositions of this type are characterized by an extremely high storage stability as long as they are not heated. Hot curing compositions that cure with the action of heat can thus be produced. Heat-activated compositions can also be produced. When heat is applied the latter compositions are not cured but are activated so that they are able to cure under the influence of moisture. The curable compositions are particularly suitable for use as adhesives.

Semiconductor-encapsulating adhesive, semiconductor-encapsulating film-form adhesive, method for producing semiconductor device, and semiconductor device

The present invention relates to a semiconductor-encapsulating adhesive, a semiconductor-encapsulating film-form adhesive, a method for producing a semiconductor device, and a semiconductor device. The present invention provides a semiconductor-encapsulating adhesive comprising (a) an epoxy resin, and (b) a compound formed of an organic acid reactive with an epoxy resin and a curing accelerator.

Bioadhesive compounds and methods of synthesis and use

The invention describes new synthetic medical adhesives and antifouling coatings which exploit the key components of natural marine mussel adhesive proteins.

Golf ball

A golf ball 2 includes a spherical core 4 , an adhesive layer 6 covering the core 4 , and a cover 8 covering the adhesive layer 6 . The core 4 includes a spherical center 10 and a mid layer 12 covering the center 10 . The adhesive layer 6 is formed from an adhesive. The base polymer of the adhesive is a two-component curing type epoxy resin obtained by curing a bisphenol A type epoxy resin with a curing agent including a polyamine compound. The gel fraction of the adhesive is equal to or greater than 40% but equal to or less than 80%. The ratio of the epoxy equivalent to the amine active hydrogen equivalent in the adhesive is equal to or greater than 2.0/1.0 but equal to or less than 13.0/1.0. The amine active hydrogen equivalent of the curing agent is equal to or greater than 100 g/eq but equal to or less than 800 g/eq. In the adhesive, the proportion of water to the entire volatile component is equal to or greater than 90% by weight.

Producing polychloroprene latices

The novel process provides latices of homo- and copolymers of chloroprene and of one or more further copolymerizable monomers at a higher reaction rate and hence in an improved space-time yield. The latices obtained have a high gel content, distinctly lower levels of by-products, in particular of chloroprene dimer, than prior art products, and are useful, if appropriate in concentrated form, for a wide variety of applications.

Room temperature curing epoxy adhesive

Room temperature curing epoxy adhesives are described. The adhesives contain an epoxy resin, an acetoacetoxy-functionalized compound, a metal salt catalyst, a first amine curing agent having an equivalent weight of at least 50 grams per weight of amine equivalents and a second amine curing agent having an equivalent weight of no greater than 45 grams per weight of amine equivalents.

Film for flip chip type semiconductor back surface, dicing tape-integrated film for semiconductor back surface, process for producing semiconductor device, and flip chip type semiconductor device

The present invention relates to a film for flip chip type semiconductor back surface to be formed on a back surface of a semiconductor element flip chip-connected onto an adherend, in which the film for flip chip type semiconductor back surface before thermal curing has, at the thermal curing thereof, a volume contraction ratio within a range of 23° C. to 165° C. of 100 ppm/° C. to 400 ppm/° C.

Film for flip chip type semiconductor back surface, process for producing strip film for semiconductor back surface, and flip chip type semiconductor device

The present invention relates to a film for flip chip type semiconductor back surface to be formed on a back surface of a semiconductor element flip chip-connected onto an adherend, the film for flip chip type semiconductor back surface having a ratio of A/B falling within a range of 1 to 8×10 3 (%/GPa), in which A is an elongation ratio (%) of the film for flip chip type semiconductor back surface at 23° C. before thermal curing and B is a tensile storage modulus (GPa) of the film for flip chip type semiconductor back surface at 23° C. before thermal curing.

Curable adhesive compositions, process, and applications

The invention provides an improvement to the useable lifetimes of phenolic-epoxy, phenolic-benzoxazine, phenolic-epoxy-benzoxazine mixtures and other phenolic mixtures through the use of protected phenolics, where a phenolic compound, polymer, or resin is released on demand by the addition of a deblocking agent.

Heat-expandable removable acrylic pressure-sensitive adhesive tape or sheet

Provided is a heat-expandable removable acrylic pressure-sensitive adhesive tape that has high normal-state adhesive power when bonded independently of whether the adherend has or does not have irregular surface and permits easy separation when the bonded region is separated and disassembled by lowering the adhesive power by heating, that permits easily separation-decomposition, even after long-term storage at high temperature. The heat-expandable removable acrylic pressure-sensitive adhesive tape or sheet according to the present invention includes at least a heat expanding agent-containing pressure-sensitive adhesive layer, and the tape or sheet has an initial 90° peel adhesive strength to a polycarbonate plate as adherend of 10 N/25 mm or more and a 90° peel adhesive strength after storage in an atmosphere at 80° C. for 2 months as bonded to the polycarbonate adherend and after heat expansion treatment of less than 10 N/25 mm.

Heat sealing adhesive tape and consumer product display

The object of the present invention provides a heat sealing adhesive tape which can adhere to various kinds of products to be treated comprising various polymer materials as the outer surface thereof in a sufficient heat sealing adhesive strength, and enables retention of the adhesive property even under a high heat and humidity. The object is resolved by providing a heat sealing adhesive tape comprising a base layer and a sealant layer formed on at least one surface of the base layer, the sealant layer comprising a hot melt composition comprising an ethylene-vinyl acetate copolymer, a styrenic block copolymer, and a tackifier, the composition having a melting point of 85° C. or lower and a melt flow rate (MFR) of 15.0 g/10 min. or less measured at 190° C. under a load of 2,160 g.

Adhesive system

Disclosed is a shapeable layer of a gel adhesive polymer for securing a device to a flat surface, the adhesive gel having a body member defining a first surface for placement adjacent the flat surface and a second non-flat surface for placement against the device, wherein the adhesive gel may be made from thermoplastic rubber, plasticizer oil, and tackifying resin, or a combination thereof. In one embodiment, the second surface of the adhesive gel body member may be corrugated or regular. In another embodiment, the non-flat surface of the device member may be corrugated or regular.

Color developing colorless primer

The intense purple dye normally found in purple primers for use in the adhesive bonding of plastics is replaced with a leuco dye capable developing a visually intense color when activated through contact with the particular plastic being bonded or a complementary solvent cement.

Sealing material for solar cell and solar cell module including same

A sealing material for a solar cell and a solar cell including the same, and the sealing material includes a polymer resin having a vicat softening point at 100° C. or 130° C. or between 100° C. and 130° C.

Adhesive sheet and method of backgrinding semiconductor wafer

After an adhesive sheet is pasted on a semiconductor wafer, an adhesive of the sheet increases tight attachment to the semiconductor wafer because wetting spreads over time. Due to this, at the time of peeling the adhesive sheet from the ground semiconductor wafer, the semiconductor wafer used to be damaged. This phenomenon is likely to occur for a thinner semiconductor wafer. The present invention resides in an adhesive sheet including a substrate and an adhesive layer disposed on the substrate. The substrate is formed of an ethylene/vinyl acetate copolymer having a vinyl acetate content of 10% by mass or less. The adhesive layer contains 100 parts by mass of a (meth)acrylate ester copolymer, 1 to 10 parts by mass of a cross-linker, 0.05 to 5 parts by mass of a silicone compound. The (meth)acrylate ester copolymer is formed of a copolymer produced by polymerizing a (meth)acrylate ester monomer and a functional-group-containing monomer.

Thermoplastic reinforcement materials

The present invention relates to novel thermoplastic reinforcement materials, particularly for the shoe industry, and a method for the production thereof. The novel thermoplastic reinforcement materials are obtained by a preliminary production step of pre-agglomeration of plant fiber filler materials and thermoplastic hot-melt adhesives, so-called filler-plastic compounds, allowing filler material originating from very inexpensive, naturally occurring plant fibers of varying origins to be used, but in an amount up to 65% by weight, without losing the required material properties, such as strength under heat, good flexural rigidity, and surface adhesion.

pressure sensitive adhesive composition and a pressure sensitive adhesive tape

A pressure sensitive adhesive is obtained by polymerizing a mixture containing: (1) 100 mass parts of (meth)acrylic monomer comprising 98-50 mass parts of a first monomer selected from an aliphatic (meth)alkyl acrylate having a carbon number of 4-6 and an aliphatic (meth)alkyl acrylate having a carbon number of 7-12, wherein the glass transition temperature of a homo-polymer thereof is −25 degrees C. or less; and 2-50 mass parts of a second monomer comprising one or more selected from the group consisting of: an amide group-containing ethylenic unsaturated copolymerizing monomer, a carboxylic group-containing ethylenic unsaturated copolymerizing monomer, an amino group-containing ethylenic unsaturated copolymerizing monomer, a non-tertial alkyl(meth)acrylate wherein the glass transition temperature of a homo-polymer thereof is −25 degrees C. or more; and a monomer represented by the chemical structural formula (I) CH 2 ═CR 1 COO(R 2O )nR 3 or CH 2 ═CR 1 COOR 4 R 5 (R 1 methyl or H; R 2 and R 4 =linear or branched alkyl having a carbon number of 1-6; R 3 =methyl, ethyl, or substituted or non-substituted phenyl; R 5 =substituted or non-substituted 4-membered or 5-membered ring containing oxygen; n=1-16); (2) 10-100 mass parts of a block copolymer; (3) 20-100 mass parts of hydrogenated tackifier; and (4) 0.05-1.0 mass parts of a photopolymerization initiator

Curable adhesive system, method of assembly of distinct components therewith

An adhesive system including a synergistic combination of a light curable silicone-containing adhesive composition and an amine-containing primer composition that provides desirable bond strength between two articles preferably one of the articles including a polyolefin or polyolefin-based thermoplastic elastomer. Methods of connecting articles, preferably those utilized in fluid transfer applications, utilizing the adhesive system and the resulting adhered assemblies are disclosed.

Optical pressure-sensitive adhesive sheet

The present invention provides an optical pressure-sensitive adhesive sheet having excellent punching processability. The optical pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive body; and a separator on at least one side of the pressure-sensitive adhesive body, wherein the separator has a Young's modulus of 2 GPa or more in a machine direction and a transverse direction, a breaking strength of 400 MPa or less in a machine direction and a transverse direction, and a thickness of 25 or more and less than 70 μm, and a release force of the separator to the pressure-sensitive adhesive body in a 180° peel test at a tensile speed of 30 m/min is 1.2 N/50 mm or more.

Binder compositions for making fiberglass products

Fiberglass mats, binder compositions, and methods for making the same are provided. The fiberglass mat can include a plurality of glass fibers and an at least partially cured binder composition. The binder composition, prior to at least partial curing, can include a first copolymer modified by reaction with one or more base compounds. The first copolymer can include one or more unsaturated carboxylic acids, one or more unsaturated carboxylic anhydrides, or a combination thereof, and one or more vinyl aromatic derived units. The first copolymer can have a weight average molecular weight (Mw) of about 500 to about 200,000. The first copolymer can be present in an amount ranging from about 60 wt % to about 95 wt %, based on a combined weight of the first copolymer and the one or more base compounds.

Ultraviolet-curable adhesive agent composite, adhesive agent layer, adhesive sheet, and manufacturing method therefor

An ultraviolet-curable pressure-sensitive adhesive composition, comprising one or more monomer components comprising an acrylic monomer; an aromatic low-molecular-weight polymer having a weight-average molecular weight of 500 to 4000 inclusive, the molecular weight being according to gel permeation chromatography; and a photopolymerization initiator; wherein when the composition is turned into a pressure-sensitive adhesive layer, the haze value of the composition is 10% or less.

Curable composition with rubber-like properties

Low viscosity, radiation curable compositions have been developed that produce plastics with silicone rubber-like properties. These compositions have also been shown to give great adhesion to plastics. The combination of an ethylenically unsaturated oligomer with di- or polythiol compound, reactive diluents and a radical initiator will produce these properties. These materials can find use in many areas such as: Electronics packaging, displays, conformal coatings, seals, gaskets, fiber optics coatings, and golf ball coatings.

Solder adhesive and a production method for the same, and an electronic device comprising the same

The present invention relates to a solder adhesive and a production method for the same, and to an electronic device comprising the same, and more specifically it relates to a solder adhesive comprising an alloy including tin and having a melting point of from 130 to 300° C., a first binder including a rosin compound, and a second binder having a thermosetting resin, as well as to a production method for the same and an electronic device comprising the same.

Hybrid components with reactive hotmelt adhesives

A description is given of the use of reactive hotmelt adhesives based on copolyamide and further comprising isocyanate and epoxide and also a functionalized polyolefin in hybrid components. These hybrid components find applications in vehicle construction and in aircraft construction, for example.

Novel aqueous resorcinol-formaldehyde-latex dispersions, adhesion-improved fibres, processes for production thereof and use thereof

The present invention relates to novel aqueous resorcinol-formaldehyde-latex dispersion, to adhesion-improved fibres, to processes for production thereof, and to use thereof for improving adhesion in tyres.

Multistage preparation of aqueous pressure-sensitive adhesive dispersions for producing self-adhesive articles

Described is a process for preparing an aqueous pressure-sensitive adhesive dispersion from ethylenically unsaturated, free-radically polymerizable monomers. In a first stage, a first polymer is prepared by free-radical emulsion polymerization. In a second stage, an aqueous polymer dispersion is prepared in the presence of the first polymer, where the glass transition temperature calculated for a polymer prepared from the monomers of the second stage is less than −20° C. The monomers of the first stage comprise monomers with acid groups. The polymerization of the first stage takes place at a low pH of less than 5. The acid groups of the first polymer are neutralized during, or before and during, the polymerization of the second stage to an extent such that the pH of the polymer dispersion at the end of the second stage is greater than 5. The aqueous pressure-sensitive adhesive dispersions can be used for producing self-adhesive articles, especially self-adhesive labels and adhesive tapes.

Biodisintegratable composite foils

The use of an aqueous polyurethane dispersion adhesive is described for producing biodisintegratable composite foils where at least two substrates are adhesive-bonded to one another with use of the polyurethane dispersion adhesive, where at least one of the substrates is a biodisintegrable polymer foil. At least 60% by weight of the polyurethane is composed of diisocyanates, polyesterdiols, and at least one bifunctional carboxylic acid selected from dihydroxycarboxylic acids and diaminocarboxylic acids.

Graft composition for improved tie layers

Graft compositions, useful for tie-layer adhesives, are disclosed. The graft compositions comprise the reaction product of a live, grafted polyolefin and an olefin elastomer. The grafted polyolefin is first made by heating a polyolefin and an unsaturated monomer. Further reaction of the live, grafted polyolefin with an olefin elastomer provides the graft composition. Grafting efficiency is boosted dramatically by the presence of the olefin elastomer and use of the additional reaction step. The graft composition, when formulated into a tie-layer adhesive at low concentration, affords multilayer structures with good adhesion and high clarity.

Terpolymers as pressure-sensitive adhesives

Disclosed herein are terpolymers that can function as pressure-sensitive adhesives. The disclosed articles comprise the terpolymers adhered to a release liner. The disclosed implant devices comprise the pressure-sensitive adhesive terpolymer adhered to a surface thereof. The pressure-sensitive adhesive terpolymer can promote adhesion of the implant device to a location in a subject.

Endoscopic device

An endoscope device is provided, which includes at least two component members bonded together through an adhesive layer which is formed by curing an adhesive composition, the adhesive composition containing a main agent containing a bisphenol A epoxy resin, a phenol novolac epoxy resin, and an acrylic rubber, a curing agent containing xylylenediamine and its derivative, and a filler. The filler is spherical silica having an average particle size of 0.5 to 20 μm, and accounts for 22 to 44% by mass of a total amount of the adhesive composition.

Hybrid adhesive

A hybrid adhesive incorporating cyanate ester and/or epoxy materials and utilizing atmospheric plasma treatment provides stronger, more reliable joints in structural composite parts.

Antimicrobial adhesive system

An adhesive composition having dispersed therein a broad spectrum antimicrobial agent for use in medical applications, such as an adhesive for surgical drapes, wound dressings and tapes, is provided. The adhesive is composed of acrylic polymers, tackifiers and a preferred antimicrobial agent, diiodomethyl-p-tolylsulfone. The subject adhesive composition may be formulated as either an essentially solventless hot melt, or as a solvent based system wherein an emulsion of the antimicrobial agent and the removal of excess solvent is avoided.

Moisture-thickening heat-conductive silicone grease composition

A heat-conductive silicone grease composition is obtained by combining (A) a hydroxyl-endcapped organopolysiloxane, (B) a specific organopolysiloxane, (C) a silane compound having at least three hydrolyzable radicals and/or a hydrolyzate thereof, (D) a thickening catalyst, and (E) a heat-conductive filler. The composition is storable at RT, has a low initial viscosity enough to coat, and after coating, thickens with moisture at RT so that it becomes anti-sagging, remains re-workable, and has durable heat resistance.

Adhesive composition

The present invention relates to a pressure sensitive adhesive composition, a polarizing plate and a liquid crystal display device. The present pressure sensitive adhesive composition may provide a pressure sensitive adhesive having excellent endurance reliability, optical physical property, workability and adhesion property in high temperature or high humidity condition. Especially, the present pressure sensitive adhesive composition may provide a pressure sensitive adhesive that antistatic property suitable to the applied use can be stably maintained for a long time.

Cationically curable compositions and a primer therefor

The present invention relates to one-part cationically curable compositions with storage stability, wherein cure is independent of external stimuli such as heat and UV irradiation. In particular, the present invention provides for compositions with a long shelf life that will cure only upon application of the composition to the target surface, i.e. the surface is involved in initiating cure of the cationically curable component. Suitable compositions comprise those for curing on a surface comprising carbon-halogen covalent bonds comprising a cationically curable component and a non-halide silver salt. The present invention also relates to a primer capable of promoting cure of cationically curable non-halide silver salt compositions.

Method of manufacturing sintered silver alloy body and copper oxide-containing clay-like composition

A method of manufacturing a sintered silver alloy body of the present invention includes steps of adding copper oxide to a silver-containing clay-like composition that contains silver-containing metal powder containing silver, a binder, and water to manufacture a clay-like composition for forming a sintered silver alloy body; making an object by making the clay-like composition for forming a sintered silver alloy body into an arbitrary shape; and baking the object in a reduction atmosphere or a non-oxidizing atmosphere after the object is dried.

Optical pressure-sensitive adhesive sheet, optical film and display device

The present invention provides an optical pressure-sensitive adhesive sheet in which white turbidity is not caused by humidification and durability is excellent as well. The present invention provides an optical pressure-sensitive adhesive sheet, comprising: a pressure-sensitive adhesive layer in which a moisture ratio after storage under an environment of 60° C. and 95% RH for 120 hours is 0.65 wt % or more, and a shear storage elastic modulus at 85° C. which is measured by a dynamic viscoelastic measurement is 5.0×10 4 to 5.0×10 5 Pa, wherein a peeling distance measured by the constant-load peel test is 30 mm or less when an adherend is a polyethylene terephthalate plate, and the peeling distance measured by the following constant-load peel test is 30 mm or less when the adherend is an acrylic plate.

Glue Composition for Circuit Board

A glue composition for use in printed circuit board to secure, insulates and protect electronic components thereon is disclosed. The glue composition includes between about 60 and about 75 weight percent MDI-based polyisocyanate prepolymer, between about 9 and about 25 weight percent flame retardant without phosphorus and halogen, between about 15 and about 22 weight percent insulator and between about 1 and about 3 weight percent surfactant.

Adhesive sheet for processing of semiconductor wafter

An adhesive sheet for processing of a semiconductor wafer has an adhesive layer disposed on at least one surface of a base substrate, the adhesive layer includes a base polymer, a plasticizer and a surfactant, an SP value of the plasticizer and the surfactant satisfies the relationship: 0.9≦(the plasticizer SP value)/(the surfactant SP value)≦1.0. The present invention has the object of providing an adhesive sheet for processing of a semiconductor wafer that exhibits superior storage stability under a range of environments, and that prevents contamination of the adherend after use.

Adhesive system and method of producting a wood based product

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

Laminated polyester film

The present invention provides a laminated polyester film which can be suitably used in the applications requiring good adhesion to a micro-lens layer, a prism layer or the like, for example, in a backlight unit for liquid crystal displays, etc. The laminated polyester film of the present invention comprises a polyester film, and a coating layer formed on at least one surface of the polyester film by applying a coating solution comprising a urethane resin, an epoxy compound, an oxazoline compound and a melamine compound thereonto.

Thermosetting fluoropolyether adhesive composition and adhesion method

A thermosetting fluoropolyether adhesive composition is provided. This composition cures at lower than 100° C., and the cured product exhibits good adhesion to various substrates and excellent adhesion durability at a temperature of up to 150° C. A method for adhering the composition to the substrate is also provided. The composition comprises (A) a straight chain polyfluoro compound, (B) a fluorine-containing organohydrogenpolysiloxane containing at least 2 SiH groups and not containing other functional group, (C) a platinum group metal catalyst, (D) a fluorine-containing organohydrogenpolysiloxane containing a fluorine-containing organic group, SiH group, epoxy group and/or tri(organoxy)silyl group, and an aryl group, (E) a polyhydric allyl ester compound, (F) an organosilicon compound having epoxy group and an organoxy group, and not containing SiH group, and (G) an organosilicon compound having SiH group and an aryl group, and not containing epoxy group or a tri(organoxy)silyl group, or a fluorine-containing organic group.

Gunnable Adhesive Composition For Use In Construction Membrane Applications

A gunnable adhesive composition includes a silicone resin and an organopolysiloxane, or a reaction product thereof; as well as a filler and a solvent. The silicone resin and the organopolysiloxane are present in amounts to provide a resin/polymer ratio ranging from 58% to 64%. The gunnable adhesive composition may be applied to low surface energy substrates at ambient temperatures without primer or other surface treatment. The gunnable adhesive composition and adhesive product thereof are useful in weather barrier applications, such as building wraps.

Styrene-butadiene copolymers, process for the preparation thereof and high cohesion adhesive compositions

The present invention relates to styrene-butadiene copolymers (SBR) that are prepared using aqueous emulsion polymerization technology and are intended for the adhesive and sealing industry, being particularly useful in the preparation of contact adhesives and pressure-sensitive adhesives (PSA) and widely applicable in the footwear and furniture industries. The use of this kind of elastomer in processes for preparing adhesives, having an aqueous or solvent base, provides high cohesion to adhesive compositions without compromising or jeopardizing the adhesion. The present invention is also intended to protect the process for obtaining SBR copolymers, simultaneously comprising: aqueous emulsion polymerization at high temperatures, the use of a specific surfactant and the maintenance of the Mooney viscosity and the combined styrene content in the copolymer in high ranges. Another object of the present invention application is the protection of adhesive compositions that are obtained from SBR copolymers, either in solid or latex form.

Method for producing polychloroprene latex, polychloroprene latex, and adhesive using the same

Provided is a polychloroprene latex extremely favorable in adhesive properties. The present invention relates to a method of producing a polychloroprene latex, comprising polymerizing chloroprene or a mixture of chloroprene and a monomer copolymerizable with chloroprene in an aqueous medium containing a surfactant at a concentration of lower than its critical micelle concentration (CMC) and a polymer dispersant of a metal salt of aromatic sulfonic acid formalin condensate added thereto. The polymer dispersant for use is preferably a metal salt of aromatic sulfonic acid formalin condensate. The polychloroprene latex obtained can be used as an adhesive.

Dual cure adhesive formulations

An adhesive composition comprising as principal components, a polymerizable component, an ambient temperature radical polymerization catalyst system and a photoinitiator. The adhesive may optionally comprise an adhesion promoter, a toughener, an epoxy, and a filler material. Further, a two-part reactive adhesive comprising, a first part comprising, (i) at least one free radical-polymerizable monomer, (ii) at least one reducing agent, and (iii) a photoinitiator, and a second part comprising an oxidizing agent that is reactive at ambient temperature with the reducing agent to produce free radicals that are capable of initiating and propagating free radical polymerization.

Curable and cured adhesive compositions

Curable adhesive compositions, cured adhesive compositions, and articles that include the cured adhesive compositions are described. The curable adhesive composition contains a) an epoxy resin, b) a curing agent, c) a reactive liquid modifier, and d) a toughening agent. The cured adhesive compositions can be used as structural adhesives.

Adhesive compositions

There is provided an adhesive composition comprising (a) a polyisocyanate component comprising (i) monomeric 4,4′ methylene diphenyl diisocyanate and (ii) an isocyanate functional prepolymer that is the reaction product of a prepolymer reactant mixture comprising (A) monomeric 4,4′ methylene diphenyl diisocyanate, and (B) one or more diol having OH equivalent weight of 225 or less, and (C) one or more triol having OH equivalent weight of 1400 or more, and (b) a polyol component comprising one or more polyol.

Water-Based Two-Part Adhesive

A method for adhesively bonding two substrates, one substrate being coated with a layer of an aqueous adhesive based on dispersions made of chlorinated polyolefins as well as additives, having a pH from 10 to 13; in a subsequent working step, an activator solution being applied onto the first or second substrate, the activator solution containing substances that comprise acid groups; and adhesively bonding the coated surfaces under light pressure. A two-component adhesive made up of a shelf-stable aqueous adhesive dispersion containing 25 to 50 wt % chlorinated polyolefins, 5 to 30 wt % further polymers, as well as additives and water, at a pH from 9 to 13, and of an activator solution as a second component, the activator solution containing carboxylic acids, sulfonic acids, phosphonic acids, polymers having carboxylic-acid or sulfonic-acid groups, inorganic acid salts, or Lewis acids, as well as water and/or organic solvents.

Glue for repair or attachment free of organotin

The invention relates to an adhesive composition, including: 10 to 95% of a moisture cross-linkable polymer (A), the main chain includes 2 silyl terminal groupings, each of which includes at least one hydrolyzable group bonded to the silicon atom; 1 to 60% of a mineral filler (B) in the form of particles having a size of between 1 nm and 0.2 mm; and 0.2 to 7% of a cross-linking catalyst (C) consisting of titanium tetraisopropoxide. The invention also relates to the use of said composition as glue for repair or attachment.

Radiation-curable adhesive composition and adhesive sheet

A radiation-curable adhesive composition having a base polymer including structural units derived from a monomer A having a functional group a; a monomer B formed from a methacrylate monomer having an alkyl group that includes at least 10 and no more than 17 carbon atoms; and a monomer C that has both a functional group c that reacts with the functional group a and a polymerizable carbon-carbon double bond group, and a main chain of the base polymer is configured from the monomer B and the monomer A, the proportion of the monomer B being at least 50 wt % of the total monomers configuring the main chain; and the base polymer includes a polymerizable carbon-carbon double bond group in a side chain as a result of a portion of the functional group a in the monomer A reacting and bonding with the functional group c in the monomer C.

Hot-melt adhesives with improved adhesion on low-energy surfaces

A hot-melt adhesive composition, the use thereof, and a composite body including the hot-melt adhesive composition. The hot-melt adhesive composition includes a polyolefin P, which is solid at 25° C., a soft resin WH with a softening point between −10° C. and 40° C., and a polar modified polyolefin wax PW.

Acrylic Compositions Adhering to Low Surface Energy Substrates

In general, the invention features a pressure sensitive adhesive that comprises the reaction product of: (a) from about 25 to about 95 parts by weight of at least one acrylic acid ester of a monohydric alcohol whose homopolymer has a T g less than 0° C., (b) from 0 to about 75 parts by weight of at least one non-polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of no greater than 10.50 and a T g greater than 15° C.; and (c) from about 5 to about 35 parts by weight of at least one polar ethylenically unsaturated monomer whose homopolymer has a solubility parameter of greater than 10.50 and a T g greater than 15° C. The pressure sensitive adhesives adhere to substrates having a low surface energy and/or high surface energy.

Optical adhesive composition and display panel including the same

An optical adhesive composition includes a urethane(meth)acrylate resin having at least one hydroxyl group and at least one vinyl group, the urethane(meth)acrylate resin having a curing contraction ratio expressed by Equation 1 of about 0 to about 3%; and an adhesion of about 30 to about 80 kgf: Curing contraction ratio (%)=( A−B )/ A ×100,   [Equation 1] where A is a specific gravity of the optical adhesive composition before curing, and B is a specific gravity of the solid optical adhesive composition after curing.

Reactive diluents containing silane groups

The present invention relates to reactive diluents for moisture-curing coating systems containing silane groups. The invention further relates to a method for the production of said diluents, and to the use thereof in coating agents, adhesives and sealants.

Composition for patternable adhesive film, patternable adhesive film, and method of manufacturing semiconductor package using the same

A composition for a patternable adhesive film, a patternable adhesive film having the same, and a method of manufacturing a semiconductor package using the patternable adhesive film are provided. The composition contains a binder resin, a radical-polymerizable acrylate monomer, a photo-radical initiator, and a thermal-radical initiator without an epoxy resin. The composition may have good patternability, adhesiveness, and low-temperature stability, and be rapidly cured at a low temperature.

Resin with high heat transfer

A resin with high heat transfer and potential is specially designed to transfer heat between two layers of different nature. One of the layers acts as an energy receiver via the outer face thereof and an energy emitter via the inner face thereof, and the other layer acts as a receiver of the accumulated energy in the resin, acting as connecting bridge between the two layers. The resin with high heat transfer of the invention includes granular particles of slate and preferably granular particles of a metallic nature, in a polymeric matrix.

Thermally conductive nanocomposite coating compositions

Thermally conductive nanocomposite coating compositions comprising an adhesive system with embedded nanoparticles. The adhesive system comprising a mixture of 40-60% urethane prepolymer, and 40-60% polymeric methylene diphenyl diisocyanate. The nanocomposite composition providing an elastomeric coating which is resistant to corrosion, water, oxygen, acids and salts, and which provides thermal conductivity.

Adhesive film for light emitting device and method of manufacturing led package using the same

Provided is an adhesive film for an LED chip, including: a double-sided adhesive layer having the LED chip adhered to an upper surface thereof and a lead frame adhered to a lower surface thereof; an ultraviolet (UV) cured layer adhered to one surface of the double-sided adhesive layer; and upper and lower cover layers respectively adhered to faces exposed to the exterior of the double-sided adhesive layer and the UV cured layer.

Compositions for polymer bonding

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

Process for forming multilayer structures containing a metal layer

A process for producing a multilayer structure comprising: contacting an adhesive layer having a first side and a second side, on its first side with a metal layer having a first side and a second side, on its first side at a temperature of 325° F. to 425° F. for a contact time of 0.5 to 5.0 seconds, thereby adhering the adhesive layer to the metal layer. The adhesive layer comprises an ethylene-C 4-8 α-olefin linear low density copolymer; a polymer grafted with an ethylenically unsaturated carboxylic acid or acid derivative; and a styrene-butadiene-styrene triblock copolymer having an MI of 5 to 50.

Adhesive and adhesive tape

The present invention provides an adhesive comprising a polyolefin (a), a hydroxyl group-containing polyolefin (b) and a crosslinking agent (c) having a functional group capable of reacting with the hydroxyl group.

Hot-melt adhesive material for induction heating

The present invention provides a laminate in which a formed article as an adherend is adhered without impairing the external designability and touch of the formed article, and a hot-melt adhesive material which is suitable for dielectric heating that does not cause thermal damage directly to a formed article. Having reached the idea that a configuration might be useful, in which an adhesive having satisfactory adhesiveness to both metal and resin materials is laminated on a metal layer for selectively heating a hot-melt adhesive layer by dielectric heating, the present inventor has made extensive studies and found that an adhesive material in which a layer of an adhesive including a modified polyolefin resin is laminated on a metal layer, is capable of adhesion without impairing the designability of an adherend by induction heating.

(meth)acrylic resin composition

Provided is an adhesive (meth)acrylic resin composition being high in adhesiveness and capable of affording an adhered body which can be used at high temperatures of 250° C. or higher, and possessing low outgassing property and heat resistance. A (meth)acrylic resin composition including (A) a polyfunctional (meth)acrylate, and (B) a photopolymerization initiator that exhibits a mass loss on heating of 15% by mass or less when increasing temperature from 30° C. to 250° C. at a temperature increase rate of 10° C./min. under nitrogen flow, wherein the glass transition temperature of a cured body obtained from the composition is 250° C. or higher.

Photocurable coating composition and coating film formed by hardening same

The photocurable coating composition according to the present invention is characterized in comprising 100 parts by mass of a vinyl monomer (A) and not less than 0.1 parts by mass and not more than 50 parts by mass of a minute polymer particle (B); wherein the volume average particle diameter of the minute polymer particle (B) is not less than 0.05 μm and not more than 1 μm; the vinyl monomer (A) contains one or more polymers selected from the group consisting of a (meth)acrylic acid ester monomer, hydroxyethyl (meth)acrylate and a urethane-modified (meth)acrylate as a main component; and the (meth)acrylic acid ester monomer is synthesized from an alcohol having not less than 3 carbon atoms and (meth)acrylic acid.

Psa polymer of n-butyl acrylate, ethyl acrylate, vinyl acetate, and acid monomer

Described is a pressure-sensitive adhesive (PSA) polymer formed from (i) 50%-95% by weight of n-butyl acrylate, (ii) 1%-20% by weight of ethyl acrylate, (iii) 1%-20% by weight of vinyl acetate, (iv) 0.1%-5% by weight of at least one ethylenically unsaturated acid or ethylenically unsaturated acid anhydride, and (v) 0% to 30% by weight of other ethylenically unsaturated compounds different from the monomers (i) to (iv). The PSA polymer can be used for producing self-adhesive articles, more particularly paper labels or film labels.

Adhesion composition and textile materials and articles treated therewith

This invention relates to improved adhesion compositions and textile materials and articles treated therewith. The improved adhesion composition comprises a non-crosslinked resorcinol-formaldehyde and/or resorcinol-furfural condensate (or a phenol-formaldehyde condensate that is soluble in water), a rubber latex, and an aldehyde component such as 2-furfuraldehyde. The composition may be applied to textile substrates and used for improving the adhesion between the treated textile substrates and rubber materials. End-use articles that contain the treated textile-rubber composite include, without limitation, automobile tires, belts, and hoses as well as printing blankets.

Pressure sensitive adhesive comprising blend of synthetic rubber and functionalized synthetic rubber bonded to an acylic polymer

A pressure sensitive adhesive composition is described comprising unfunctionalized (e.g. polyisobutylene) synthetic rubber and an acrylic polymer having functionalized polyisobutylene polymer bonded to the acrylic polymer. In some embodiments, the functionalized polyisobutylene polymer has a first functional group hydrogen bonded with a second functional group present in the acrylic polymer backbone. In other embodiments, the functionalized polyisobutylene polymer is covalently bonded to the acrylic polymer backbone. Also described are adhesive articles, such as a tape, methods of adhesively bonding, and methods of making a pressure sensitive adhesive.

Conductive adhesive, method for manufacturing the same, and electronic device including the same

The present invention relates to a conductive adhesive, a method for manufacturing the same, and an electronic device including the same. The conductive adhesive includes: a conductive particle; a low-melting alloy powder including an alloy including Sn and at least one material selected from the group consisting of Ag, Cu, Bi, Zn, In, and Pb; a nano powder; a first binder including a thermosetting resin; and a second binder including a rosin compound.

Semiconductor device

Disclosed is a semiconductor device configured by encapsulating a semiconductor element, partially or entirely covered with a polyimide, using an epoxy resin composition for encapsulating semiconductor device which contains an epoxy resin (A), a phenol resin (B), a curing accelerator (C), an inorganic filler (D), and a silane coupling agent (E) represented by the formula (1): (in the formula (1), each of R 1 , R 2 and R 3 represents a C 1-4 hydrocarbon group, all of them may be the same or different from each other, and n represents an integer from 0 to 2), and/or a hydrolytic condensate thereof.

Fiber, fiber aggregate and adhesive having the same

Provided is a functional fiber and a fiber aggregate for realizing various functions, an adhesive for easily bonding electronic components, and a method for manufacturing the same. Particularly, a fiber extended in a length direction includes a carrier polymer and a plurality of functional particles, wherein the plurality of functional particles are embedded in the carrier polymer and physically fixed to the carrier polymer to be integrated.

Fiber, fiber aggregate and adhesive having the same

Provided is a functional fiber and a fiber aggregate for realizing various functions, an adhesive for easily bonding electronic components, and a method for manufacturing the same. Particularly, a fiber extended in a length direction includes a carrier polymer and a plurality of functional particles, wherein the plurality of functional particles are embedded in the carrier polymer and physically fixed to the carrier polymer to be integrated.

Multilayer resin sheet and method for producing the same, method for producing cured multilayer resin sheet, and highly thermally conductive resin sheet laminate and method for producing the same

A multilayer resin sheet is constituted by including a resin layer containing an epoxy resin having a mesogenic skeleton, a curing agent and an inorganic filler, and an insulating adhesive layer formed on at least either of the surfaces of the resin layer. A cured multilayer resin sheet originated from the multilayer resin sheet has high thermal conductivity, good insulation and adhesive strength, and, further, superior thermal shock resistance, and is suitable as an electric insulating material to be used for an electric or electronic device.

Polyurethane prepolymers

The invention relates to polyurethane prepolymers, to a method for the production thereof, and to the use thereof as binding agents for adhesives, coatings, or foams.

Method of forming an adhesive bond

A method of forming an adhesive bond between a first substrate and a second substrate includes applying a semi-crystalline polymeric adhesive composition to a bonding area of the first substrate, and, after applying, disposing the second substrate adjacent to and in contact with the composition to form a workpiece. After disposing, the method includes heating the workpiece to cure the composition and thereby form a thermoset polymeric adhesive material that is crosslinked. After heating, the method includes cooling the workpiece such that the material has a crystalline molecular structure. Concurrent to cooling, the method includes imposing a stress on the material to thereby orient the crystalline molecular structure in a desired direction, and, after imposing, dissipating the stress along the crystalline molecular structure in the desired direction to thereby form the adhesive bond between the first substrate and the second substrate.

Polyamine Polyamidoamine Epihaloohydrin Compositions and Processes for Preparing and Using the Same

Compositions of and processes for preparing a polyamine-polyamidoamine-epihalohydrin resin generally include reacting a first polyamine, a polyamidoamine, and an epihalohydrin to form the polyamine-polyamidoamine-epihalohydrin (PPAE) resin, wherein the polyamidoamine is prepared by reacting a polycarboxylic acid or a polycarboxylic acid derivative with a second polyamine to form the polyamidoamine, wherein a molar ratio of the polyamine to the polycarboxylic acid is 1.05 to 2.0. The PPAE resin can be used in an adhesive formulation for use in creping applications for forming paper products such as tissue products.

Moisture Curable Silylated Polymer Compositions With Improved Adhesion to Concrete

A moisture-curable resin composition comprising (a) at least one moisture-curable polymer having at least one hydrolysable silyl group; (b) at least one hydrocarbylalkoxysilane; and (c) at least one silane adhesion promoter containing a glycidoxy group. The composition may also contain additives including a catalyst for catalyzing the reaction between the moisture-curable polymer having at least one hydrolysable silyl group (a) with water under curing conditions, a filler, a plasticizer, and combinations thereof. The moisture-curable resin composition is useful in the production of adhesives, sealants and coatings for use in primerless concrete applications.

Polyurethane Dispersions and Methods of Making and Using Same

The presently disclosed and claimed inventive concept(s) relates generally to polyethylene terephthalate (“PET”) polymers, digested oligomeric derivatives of PET (“dPET”), functionalized oligomeric derivatives of dPET (“dfPET”), and polyurethane dispersions (“PUD”) made from or incorporating dfPET therein.

Pressure-sensitive adhesive dispersion comprising polymers with ureido groups or with ureido-analogous groups and prepared by stage polymerization

A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of −30° C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula where X is CH 2 , O, NH or NR and R is a C1 to C4 alkyl group, (c) at least 0.1% by weight of acid monomers. The polymer P1 is prepared by polymerization in at least 2 stages, the glass transition temperature of a polymer from monomers of the first stage being lower by at least 20° C. than the glass transition temperature of a polymer from monomers of a later, second stage.

Anisotropic conductive film, joined structure, and connecting method

To provide an anisotropic conductive film, which contains: an electric conductive layer containing Ni particles, metal-coated resin particles, a binder, a polymerizable monomer, and a curing agent; and an insulating layer containing a binder, a monofunctional polymerizable monomer, and a curing agent, wherein the metal-coated resin particles are resin particles each containing a resin core coated at least with Ni.

Removable water-dispersible acrylic pressure-sensitive adhesive composition and pressure-sensitive adhesive sheet

A removable water-dispersible acrylic pressure-sensitive adhesive composition according to the present invention includes an acrylic emulsion polymer (A) including, as essential constitutive monomers, a (meth)acrylic alkyl ester in a content of 70 to 99.5 percent by weight, and a carboxyl-containing unsaturated monomer in a content of 0.5 to 10 percent by weight, each based on the total amount of constitutive monomers; a water-insoluble crosslinking agent (B); an acetylenic diol compound (C); and a compound (D) represented by chemical formula [R a O—(PO) 1 -(EO) m —(PO) n —R b ]. The acetylenic diol compound (C) has a HLB value of less than 13.

Methods of bonding articles together and the articles formed thereby

A method of bonding at least two articles together, the method includes forming a mold, wherein the mold is formed at least in part from the articles; and depositing a curable composition in the mold, wherein the curable composition polymerizes through metathesis polymerization to form a molded polymer joint that bonds the two articles together; and the article formed thereby. An article that includes a first portion; a second portion; and a molded polymer joint, wherein the molded polymer joint bonds the first portion to the second portion, the molded polymer joint has a thickness of at least about 1.3 mm, the molded polymer joint includes a metathesis polymer, and both the first and second portions have different compositions than the molded polymer joint.

Pressure-sensitive adhesive functional film and display device

The present invention provides a transparent pressure-sensitive adhesive functional film in which interference fringes hardly occur and corrosion resistance is excellent. The invention relates to a pressure-sensitive adhesive functional film including a transparent substrate, a functional layer (hard coat layer and/or anti-reflection layer) on one surface of the transparent substrate, and a pressure-sensitive adhesive layer on the other surface of the transparent substrate, wherein an amount of (meth)acrylic acid ion extracted from the pressure-sensitive adhesive functional film under the specific conditions is suitably controlled, and an approximate integral value calculated by using a transmittance curve at a wavelength of 400 to 780 nm is suitably controlled.

Die attach film

Provided are a die attach film, a semiconductor wafer, and a semiconductor packaging method. The die attach film can prevent generation of burrs or scattering of chips in a dicing process, and exhibits excellent expandability and pick-up characteristics in a die pressure-sensitive adhesive process. Further, the die attach film can prevent release, shifting, or deflection of a chip in a wire pressure-sensitive adhesive or molding process. Thus, it is possible to improve embeddability, inhibit warpage of a wafer or wiring substrate, and enhance productivity in a semiconductor packaging process.

Optically diffusive adhesive and method of making the same

A method of making an optically diffusive adhesive comprises: preparing a first adhesive composition comprising first particles dispersed in an optically clear adhesive matrix; determining a first haze and a first clarity of the first adhesive composition; and based upon the first haze and the first clarity, preparing a second adhesive composition that comprises the optically clear adhesive matrix, the first particles, and second particles dispersed in the optically clear adhesive matrix. An optically diffusive adhesive comprises first and second particles dispersed in an optically clear adhesive matrix is also disclosed. The first and second particles have a higher refractive index than the optically clear adhesive matrix. Articles comprising the optically diffusive adhesive are also disclosed.

Adhesive Compositions For Easy Application and Improved Durability

The present invention is directed to an adhesive composition comprising a crosslinkable acrylic copolymer, a multi-functionalized crosslinkable oligomer and a photoinitiator wherein the partially cured composition exhibits excellent wet out characteristics as reflected in a tan delta value of at least 0.4, preferably greater than 0.5, more preferable greater than 0.6 as measured at 20° C. resulting from a first curing stage, and the fully cured composition exhibits an improved stiffness and temperature resistance as reflected in a storage elastic modulus of at least 175,000 Pa at 20° C. and a shear adhesion failure temperature of at least 425° F. (218.3° C.) at 1 Kg/in 2 (0.155 Kg/cm 2 ), respectively, which result from a second sequential curing stage.

Cloud point-resistant adhesives and laminates

Optically clear adhesives and laminates that include the adhesives are provided. The adhesives and laminates remain haze-free and are cloud point-resistant when placed in environments of high humidity and elevated temperature. The adhesives and laminates are useful in optical electronic display applications.

Pressure sensitive adhesive for application on skin and process for the production thereof

Pressure sensitive adhesives for use primarily in medical applications are disclosed. The pressure sensitive adhesives are urethane elastomeric adhesives that include a polyurethane polymer and a compatible tackifier and/or compatible plasticizer to achieve an adhesive having a predetermined compliance. The result is a pressure sensitive adhesive for application to skin that can eventually be removed with very little trauma to the skin and with a low pain rating, but which still exhibits very good peel strength when used to construct an article in which the adhesive is adhered to human skin.

Method for attaching an optical lens to a printed circuit board with electronic light source

The present invention relates to a LED assembly and method for attaching an optical lens to a printed circuit board having an electronic light source such as an LED or OLED, by application of an adhesive comprising silicone or an epoxy and heat curing the adhesive material at a low temperature.

Polymide resin composition, adhesive agent and laminate each comprising same, and device

Provided are a polyimide resin composition containing a polyimide obtained by the condensation of: a diamine component containing an aromatic diamine (A) represented by the general formula (1-1) or the like, a silicone diamine (B) represented by the general formula (2) and an aliphatic diamine (C) represented by the general formula (3); and an acid anhydride component containing a specific aromatic tetracarboxylic dianhydride (D); and a laminate and a device using the polyimide resin composition.

Two Part Polyurea-Urethane Adhesive with Elevated High Temperature Storage Modulus

Two-part polyurea-urethane adhesive compositions comprising a Part A prepolymer component having an isocyanate component comprising polymeric isocyanate and an oligomer content greater than 15 weight percent, polyol having a molecular weight of about 5,000 to about 12,000 and about 20 weight percent to about 44 percent weight percent filler; and a Part B curative component comprising polyol having molecular weight of about 5,000 to about 12,000, aromatic amine, about 20 weight percent to about 44 percent weight percent filler and catalyst wherein the adhesive has an 85° C. storage modulus greater than about 20 MPa. The two-part polyurea-urethane adhesive composition can be applied to bond various substrates including composite materials and metal, including making parts for the transportation and assembly markets.

Easily thermally decomposable binder resin, binder resin composition and use of said composition

The present invention provides an easily thermally decomposable binder resin containing, as an active ingredient, a rosin derivative (A) that is obtained by subjecting a rosin (a) to distillation and a disproportionation treatment and/or hydrogenation treatment and that has a 99 wt % weight loss temperature in thermogravimetric measurement under an air atmosphere at a heating rate of 5° C./min of 500° C. or lower, a binder resin composition containing the resin, and a use of the binder resin composition.

Silane-functional polyesters in moisture-curing compositions based on silane-functional polymers

A silane-functional polyester of formula (I): wherein Y is an n-valent residue of a polyester P which is solid at room temperature and terminated by hydroxy groups, after removal of n hydroxy groups; R 1 is a linear or branched, monovalent carbon residue having 1 to 12 carbon atoms, optionally having one or more C—C multiple bonds and/or having optionally cycloaliphatic and/or aromatic portions; R 2 is an acyl residue or a linear or branched, monovalent hydrocarbon residue having 1 to 12 carbon atoms, optionally having one or more C—C multiple bonds and/or having optionally cycloaliphatic and/or aromatic portions; R 3 is a linear or branched, divalent hydrocarbon residue having 1 to 12 carbon atoms, optionally having cyclic and/or aromatic portions, and optionally having one or more heteroatoms; the index a has a value of 0, 1 or 2; and the index n has a value of 1 to 3.

Pressure sensitive adhesive tear tape

A tape that includes a cellulosic substrate defining a first surface and an opposing second surface; a pressure sensitive adhesive disposed on the first surface of the cellulosic substrate; and an encapsulated fibrous material disposed on the first surface of the cellulosic substrate or the second surface of the cellulosic substrate.

Vacuum Infusion Adhesive and Methods Related Thereto

An adhesive adapted to enable spray delivery and seamless polymerization during epoxy resin vacuum infusion techniques.