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| Number | Title | Issue Date |
| 8067523 | Thermosetting resin composition, laminated body using it, and circuit board It is an object of the present invention to provide a thermosetting resin composition having satisfactory adhesiveness, good processability, high heat resistance, and excellent dielectric characteristics in the GHz band; and a laminate and a circuit board including ... | 11/29/2011 |
| 7951897 | Synthesis of cationic siloxane prepolymers This application is directed toward an improved method of synthesizing cationic siloxane prepolymers as well as a specific cationic siloxane prepolymer having improved compatibility with monofunctional siloxanyl methacrylate monomers and medical devices containing t... | 05/31/2011 |
| 7750107 | Substituted urea accelerator with dicyandiamide for epoxy resin systems A description is given of the use of asymmetrically substituted urea derivatives of the general formula (I) where R1 and R2 each independently are a linear or branched aliphatic hydrocarbon radical hav... | 07/06/2010 |
| 7683154 | Epoxy resin curing agent of polyethylene polyamine-monoglycidyl ether adduct and amine compound Curing agent for epoxy resins, comprising A) 1-99 wt % of an adduct obtainable by reaction of a1) a polyethylene polyamine having up to five nitrogen atoms in the molecule, with a2) a monoglycidylether, wherein the adduct of a1) and a2) is isolated by r... | 03/23/2010 |
| 7678872 | Process for preparing water-soluble polyhydroxyaminoether A water soluble polymer comprising a copolyhydroxyaminoether having side-chains of polyalkylene oxides, an aqueous solution of said polymer and process for preparing the copolyhydroxyaminoether. ... | 03/16/2010 |
| 7572877 | Modified cyclic aliphatic polyamine An object of the present invention is to provide a modified cyclic aliphatic polyamine having a low viscosity and a small content of unreacted polyamine which can provide, when it is used as a curing agent for epoxy resin, an epoxy resin composition having an improv... | 08/11/2009 |
| 7351784 | Chip-packaging composition of resin and cycloaliphatic amine hardener A chip-packaging composition includes a thermosetting resin and at least one of an N-heterocyclic carbene adduct, an imidazole, and a cycloaliphatic amine hardener. The chip-packaging composition is applied to flip-chip technology during no-flow underfill mounting o... | 04/01/2008 |
| 7189770 | Curing component and curable resin composition containing the curing component An amine curing component which can be used with various types of prepolymers including a urethane prepolymer having a reactive functional group of highly reactivity is provided. Also provided is a curable resin composition containing such curing component. This cur... | 03/13/2007 |
| 7141629 | Epoxy resin composition A composition comprising (A) an epoxide containing at least two epoxy groups per molecule, (B) a polyol containing at least two hydroxy groups per molecule or a primary or secondary amine containing at least two amino-hydrogen atoms per molecule, and (C) a solid com... | 11/28/2006 |
| 7087799 | Amino group containing phenol derivative An object of the present invention is to provide a material which resolves the drawbacks associated with polyimide polymers, and yet retains the advantages offered by conventional polyimide polymers. An amino group containing phenol derivative of the present ... | 08/08/2006 |
| 7019045 | Amino group containing phenol An object of the present invention is to provide a material which resolves the drawbacks associated with polyimide polymers, and yet retains the advantages offered by conventional polyimide polymers. An amino group containing phenol derivative of the present ... | 03/28/2006 |
| 7014699 | Oxalkylation products produced from epoxides and amines and their use in pigment preparations The invention relates to addition compounds of formula (1): in which: n is a number from 1 to 10; R1 and R2 are identical or different and are each a hydrogen atom or a saturated or unsaturated ali... | 03/21/2006 |
| 7008555 | Epoxy resin curing agents and epoxy resin compositions A curing agent for epoxy agent having N-phenyl-p-phenylenediamine(4-aminodiphenylamine). An epoxy resin combination having a main agent and a curing agent. The main agent has an epoxy resin. The curing agent has a N-phenyl-p-phenylenediamine(4-aminodiphenylamine). | 03/07/2006 |
| 7005185 | Quick cure carbon fiber reinforced epoxy resin An epoxy composition includes an epoxy resin, a latent curing agent, and a catalyst. The composition includes two epoxide groups per molecule, and the latent curing agent is preferably a dicyanopolyamide, and most preferably dicyandiamide. The catalyst includes 2,4-... | 02/28/2006 |
| 6962964 | Hydrogenation of methylenedianiline homologs and epoxy resins cured with same This invention relates to improved polyepoxide resins cured with a mixture of methylene bridged poly(cycloaliphatic-aromatic)amines and a process for preparing such polyepoxide resins as well as to the methylene bridged poly(cycloaliphatic-aromatic)amine composition... | 11/08/2005 |
| 6918765 | Hydrogel dental adhesive composition, product, system, method and dispenser A dental product formed by a process and a method of using a denture including providing a denture having an outer face, applying a readily flowable material to the face. The flowable material comprises volatile material and polymeric material. Volatilizing at least... | 07/19/2005 |
| 6908982 | Amino composition and process for producing the same An object of the present invention is to provide an amino composition which provides, when used as a curing agent for epoxy resin, a long pot life and an excellent appearance of a coating film to an epoxy resin composition without deteriorating the reactivity of the... | 06/21/2005 |
| 6841650 | Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same There is disclosed a crystallizable poly(2,5-di-substituted-1,4-phenylene oxide), which exhibits an exothermic peak for crystallization of not less than 5 J/g at 150° C. or over when cooled after melting, and/or an endothermic peak, at the time of melting of crysta... | 01/11/2005 |
| 6838176 | Epoxy resin composition and prepreg made with the epoxy resin composition Epoxy resin compositions comprising (a) an epoxy resin, (b) a latent curing agent with curing power at 100° C. or below and (c) an aromatic amine-based curing agent and/or an alicyclic amine-based curing agent, which are curable in two stages, or epoxy resin compos... | 01/04/2005 |
| 6660386 | Flame activated primer for polyolefinic coatings A primer for flame sprayed polyolefin comprises an epoxy resin, preferably of low molecular weight and/or low viscosity; and an amine hardener, part of which becomes highly reactive on exposure to open flame, providing near instant cure of the composition... | 12/09/2003 |
| 6653369 | Water dilutable amine curing agents for aqueous two component epoxy resin systems Water dilutable amine curing agents for aqueous epoxy resin dispersions, comprising a combination of an epoxide-amine adduct with an emulsifier, the epoxide-amine adduct being obtainable by reacting a polyepoxide with a reaction product of an amine and an... | 11/25/2003 |
| 6583528 | High performance composite flywheel A flywheel system for storing and delivering on demand electrical energy includes a flywheel supported for high speed rotation on bearings in a vacuum enclosure, and a motor-generator for spinning the flywheel up to speed and then for converting the rotat... | 06/24/2003 |
| 6541596 | Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same There is disclosed a crystallizable poly(2,5-di-substituted-1,4-phenylene oxide), which exhibits an exothermic peak for crystallization of not less than 5 J/g at 150° C. or over when cooled after melting, and/or an endothermic peak, at the time of meltin... | 04/01/2003 |
| 6525159 | One-pack cold moisture curable resin compositions This invention provides a one-part, room temperature moisture curable resin composition which comprises a ketimine prepared by reacting a ketone having a substituent at position and a polyamine having at least two amino groups within its molecule ... | 02/25/2003 |
| 6492437 | Solvent-based process for manufacturing latent curing catalysts Solvent-based processes for producing latent curing catalysts without causing an extreme exotherm. The process of the present invention includes combining an amine compound curing agent with a solvent, heating the mixture, adding an epoxy/solvent mixture ... | 12/10/2002 |
| 6458993 | Cyanate esters having flame resistant properties The present invention relates to novel aromatic cyanate ester compounds containing at least two rings linked by a group containing an unsaturated group. The present invention further relates to compositions and prepolymers of said novel aromatic cyanate e... | 10/01/2002 |
| 6410127 | Epoxy resin compositions, epoxy resin compositions for fiber-reinforced composite materials, and fiber-reinforced composite materials comprising the same An epoxy resin composition having a low viscosity around a room temperature and excellent reinforcing fiber impregnating properties provides a composite material having excellent heat resistance and mechanical properties including compressive strength. Th... | 06/25/2002 |
| 6365708 | Polyamines and coating compositions with enhanced resistance to yellowing This invention relates to novel polyamines which are the reaction product of A) at least one nonaromatic diamine containing from 2 to 40 carbon atoms, wherein the amine groups are primary amine groups; and B) at least one epihalohydrin of the formula ##ST... | 04/02/2002 |
| 6329473 | Amine-modified epoxy resin composition Epoxy resin compositions comprising polyepoxides having at least two 1,2-epoxide groups, which can be obtained by reaction of diepoxides or polyepoxides or mixtures thereof with monoepoxides, and one or more amines sterically hindered amines, such as dise... | 12/11/2001 |
| 6172143 | Resin composition for use in sealant and liquid sealant using the resin composition A resin composition for use in a liquid sealant, which is composed mainly of an epoxy compound, an epoxy resin curing agent and a polycarbodiimide resin, the proportion of the polycarbodiimide resin being 0.1 to 10 parts by weight relative to 100 parts by... | 01/09/2001 |
| 6136944 | Adhesive of epoxy resin, amine-terminated polyamide and polyamine The present invention relates to a flexible industrial adhesive composition which effectively bonds thermoplastic polymer substrates and substrates having low stiffness such as fabric, rubbers and asphaltic materials, to materials selected from metals, fa... | 10/24/2000 |
| 6077886 | Curable resin compositions A curable epoxy resin composition comprising (A) an epoxy resin, (B) a thixotropic agent in an amount sufficient to induce thixotropic properties, and a hardener comprising (C) at least one polyethyleneimine and (D) at least one other amine having at leas... | 06/20/2000 |
| 6077929 | Internally blocked polyamine crosslinkers and coating compositions containing the same The present invention pertains to coating compositions including a particular class of internally blocked polyamines as replacement for traditional blocked and unblocked polyamine crosslinkers. The use of these internally blocked polyamines results in bet... | 06/20/2000 |
| 6063893 | Curing agent for resins and resin composition containing the same A curing agent having less odor and providing a cured resin which is excellent in appearance, mechanical properties, water resistance and chemical resistance, and a one-component type humidity-curing resin composition having excellent storage stability an... | 05/16/2000 |
| 6046282 | Reactive diluents for polyamidoamine epoxy curatives Reactive diluents comprise the amide and/or imidazoline reaction products of low molecular weight carboxylic acids, such as acetic acid, and polyalkyleneamines, such as 2-aminoethylpiperazine (AEP) and triethylenetetramine (TETA). The reactive diluents ar... | 04/04/2000 |
| 6020069 | Cathodic electrocoating composition containing an epoxy resin chain extended with a primary amine An improved aqueous cathodic electrocoating composition of an aqueous carrier having dispersed therein a film forming binder of (1) an epoxy-resin amine adduct and (2) a blocked polyisocyanate crosslinking agent; wherein the improvement is an epoxy resin ... | 02/01/2000 |
| 5977286 | Amine-modified epoxy resin reacted with polyisocyanate Epoxy resin compositions containing polyepoxides having at least two 1,2-epoxide groups are disclosed. The polyepoxides can be obtained by reacting (i) di- or polyepoxides or mixtures thereof with monoepoxides, (ii) one or more amines chosen from sterical... | 11/02/1999 |
| 5961684 | Sizing composition for glass strands, process using this composition and resulting products A glass yarn sizing composition consisting of a solution having a viscosity of at most 400 cP and including less than 5 wt. % of solvent and at least one basic heat-polymerisable system which includes at least 60 wt. % of components having a molecular wei... | 10/05/1999 |
| 5889125 | Curing component for epoxy resins and the use thereof A curing component (A) containing amino groups available for reaction with epoxy resins (B), wherein the curing component (A) is a condensation product of di- or polyhydroxyaromatics (A1) with polyamines (A2) is disclosed. The curing component (A) is usef... | 03/30/1999 |
| 5855961 | Liquid two-component coating compositions This invention relates to coating compositions including one or more resins having amino-reactive groups; one or more polyamine curing agents; and one or more aminourethanes. The aminourethanes can be reaction products of (i) oligomeric or polymeric compo... | 01/05/1999 |
