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7462658 |
Aging-resistant coatings and adhesive composites
Curable compositions are provided which contain a curable component and particular m-hydroxybenzene derivatives, wherein such derivatives function as aging inhibitors. Such curable compositions are...
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7390765 |
Catalyst of reaction product of polyisocyanate and tertiary amino group-containing amine, alcohol or polyol
Low-cure powder coating compositions are disclosed. The compositions comprise a polyepoxide and a material having the structure
wherein R 1 is an organic radical having 6 to 25 carbon atoms; R...
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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...
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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...
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7056978 |
Toughened epoxy-anhydride no-flow underfill encapsulant
A curable underfill encapsulant composition which is especially useful in the no-flow underfill encapsulation process. The composition contains an epoxy resin, a fluxing agent, a linear...
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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...
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7001938 |
Epoxy resin curing compositions and resin compositions including same
Epoxy resin composition curing agents, which include a primary amino alcohol, are disclosed. Specifically, the invention relates to curing agents which include a primary amino alcohol physically...
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6977274 |
Epoxy resin curing system containing latent catalytic curing agent causing the expansion of volume
The present invention relates to a novel epoxy resin curing system comprising a cationic latent catalytic curing agent containing a hexafluoroantimonate, characterized by exhibiting no shrinkage of...
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6946503 |
Amine blend accelerators for polyoxyalkylenepolyamine cured epoxy resins
Provided herein are amine blends which may be used in place of N-aminoethyl piperazine as accelerator in the curing reaction of epoxy resins.
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6822341 |
Latent catalysts for molding compounds
A latent catalyst particularly useful in epoxy molding compositions for use in electronic packaging materials is provided. The latent catalyst is in the form of a curative represented by a...
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6800157 |
Bonding members with epoxy composition containing chain extender, toughener and catalyst
A method of assembling a structure comprises applying an epoxy composition to at least one of a first member and a second member, sandwiching the epoxy composition between the first and second...
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6773754 |
Accelerated curing of epoxy gelcoats
Aqueous solutions of inorganic nitrate salts are used to accelerate the gelling of epoxy gelcoat resins without adversely affecting the glass transition temperature of the finally cured gelcoat....
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6756469 |
Polysilazane-modified polyamine hardeners for epoxy resins
Novel polysilazane-modified polyamine hardeners for epoxy resins, such classes as glycidyl ether epoxy resins and novolac epoxy resins, including reaction mixtures, compositions and reaction...
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6740359 |
Ambient cure fast dry solvent borne coating compositions
The present invention is directed to fast dry ambient temperature curable coating compositions especially suited for use in automotive refinish applications. A binder component of the two pack...
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6677426 |
Modified epoxy resin composition, production process for the same and solvent-free coating comprising the same
There is provided a modified epoxy resin composition including a reaction product of an epoxy resin and an alkyl-substituted acetoacetate and a reaction product of an alcohol having at least one...
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6670017 |
Photocurable form-in-place gasket for electronic applications
Photocurable compositions and process for providing form-in-place gaskets using automated placement followed by photocuring of a pattern of a non-silicone composition comprising a liquid polyolefin...
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6649673 |
Single component room temperature curable low VOC epoxy coatings
A single component epoxy coating precursor and a method for making such a precursor, a low VOC epoxy coating and a method for making such a coating, and a method for making a blocked amine which is...
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6649729 |
Novolaks as water-unaffected accelerators for epoxy resin hardeners
Curable mixtures based on epoxy resins and amine hardeners, if required additionally using solvents, water, plasticisers, UV stabilisers, colourants, pigments, fillers, which mixtures contain as...
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6624213 |
High temperature epoxy adhesive films
The invention provides polyepoxide-based adhesives containing cycloaliphatic-containing polyepoxide resin, aromatic polyepoxide resin, and 9,9-bis(3-methyl-4-aminophenyl)fluorene. The adhesives...
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6613839 |
Polyepoxide, catalyst/cure inhibitor complex and anhydride
An epoxy resin composition comprises a) a polyepoxide, b) a cure inhibitor of boric acid, a Lewis acid derivative of boron, an alkyl borane, a mineral acid having a nucleophilicity value “n” of...
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6608161 |
Process for producing phenol-dicarbonyl condensates with increased fluorescence, epoxy resins, epoxy resin systems and laminates made with the same
The present invention provides a process for producing phenol-dicarbonyl condensates high in fluorescence by reacting a phenolic compound with a 1,2-dicarbonyl compound in the presence of a...
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6605355 |
Epoxy resin composition
An epoxy resin composition comprising, as main components, (a) 100 parts by weight of a polyfunctional epoxy resin which stays liquid at an ordinary temperature and has two or more glycidyl groups...
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6592994 |
Thermosetting epoxy powder coatings having improved degassing properties
A clear coat dicyandiamide cured epoxy powder coating for non-metallic substrates wherein the finish coat is visually haze-free as a result of the addition of a small amount of an aromatic...
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6565935 |
Polymer concrete structures
A structure comprising a filled thermosetting polymer composition. The filled thermosetting polymer composition has a mineral filler content of at least 92% by weight and not more than 8% by weight...
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6555628 |
Epoxy resins and process for making the same
A controlled conversion resin having an epoxy functionality of greater than 2 and comprising moieties derived from epoxy resin, dihydric phenol, acid anhydride, or amine. The resin is prepared by...
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6548575 |
High temperature underfilling material with low exotherm during use
A curable underfill composition comprising an epoxy containing a curing agent component and a latent accelerator component. The accelerator component comprises a material which produces a resin...
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6548627 |
Flame-retardant phosphorus-modified epoxy resins
The present invention relates to novel flame-retardant phosphorus-containing epoxy resins with an epoxy value of from 0.05 to 1.0 moll 100 g containing structural units which derive from (A)...
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6538052 |
Curable compositions of glycidyl compounds, aminic hardeners and novel low viscosity curing accelerators
The invention relates to curable compositions comprising a) an epoxy resin, b) an aminic curing agent and c) a curing accelerator, which comprise as curing accelerator c) at least one or more than...
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6489405 |
Epoxy resin formulation containing epoxy group-terminated polyesters
A curable epoxy resin formulation comprising a) 40 to 100% by weight of an epoxy group-terminated polyester of a dimerised or trimerised fatty acid and a polyhydric alcohol, and 0 to 60% by weight...
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6486256 |
Composition of epoxy resin, chain extender and polymeric toughener with separate base catalyst
A two-part composition useful as an adhesive comprises an epoxy resin, a chain extender selected from an amine or a phenolic compound, a base catalyst and a polymeric toughener wherein Part A...
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6475621 |
Water based primer compositions
The subject invention pertains to an aqueous primer for use on metal surfaces to which a composite or a metal adherend is bonded. The primer composition includes an aqueous dispersion of: (a) at...
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6465597 |
Epoxy-amine compositions containing sulfur as a cure accelerator
An epoxy-amine composition includes an epoxy resin, an amine curing agent and elemental sulfur as a cure accelerator. The degree of acceleration is highly regulated by the concentration of sulfur...
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6423777 |
Powder coating cross-linking agents of high functionality which contain uretdione groups and free isocyanate groups
The invention relates to new high-functional polyaddition compounds which contain free isocyanate groups with an average isocyanate functionality of 2.1 to 8.0, a concentration of uretdione of 10...
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6388163 |
Method for chemically inactivating energetic materials and forming a nondetonable product therefrom
A method for rendering nondetonble energetic materials, such as are contained in or removed from decommissioned ordnance. The energetic materials are either combined with epoxy hardener or are...
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6387310 |
Thermosetting resin composition for prestressed concrete tendon, its use and prestressed concrete tendon using the composition
A thermosetting resin composition for prestressed concrete tendon, wherein the composition does not harden until the completion of the straining of the tendon, which is the inherent object in the...
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6369133 |
Polyester-based aqueous coating composition
Polyester-based aqueous coating compositions comprising a mixture of a carboxyl-functional polyester resin (A), a water-insoluble epoxy resin (B), and a hydrophobic solvent (C), the mixture being...
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6350825 |
Reacting diglycidyl, bisphenol and monophenol with catalyst and mixing with polyglycidyl
An epoxy resin mixture is prepared by a) the reaction of (i) a diglycidyl compound, (ii) a bisphenol compound and (iii) at least one monophenol at temperatures of from 160 to 170° C. in the...
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6346329 |
Curable resin composition
The present invention provides a curable resin composition with excellent low temperature curability and good storage stability, which comprises (A) a polyepoxide compound, (B) a curing agent...
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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...
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6262189 |
Advanced epoxy resin from mixing polyepoxide and OH- or COOH-compound as feedstream
The invention provides for a process for the preparation of an advanced epoxy resin by reaction of a compound having on average more than one epoxy group per molecule and a compound having on...
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6160077 |
Halogen-free epoxy resin
Halogen-free epoxy resins that arise from the addition of an epoxy component to a phenol component with base catalysis are disclosed, whereby the molar mass can be adjusted by means of the molar...
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6107419 |
Process for preparation of high molecular weight epoxy resin
Present invention relates to a process for preparing a high molecular weight epoxy resin which has a weight average molecular weight value more than 40,000 and an epoxy equivalent weight less than...
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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...
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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...
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6057389 |
Curable compositions
The present invention provides pourable curable composition which comprises the product obtained by mixing (a) a liquid epoxy resin containing a sufficient amount of a thixotropic agent to induce...
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6048956 |
Diglycidyl ethers
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6031012 |
Curable composition, foam produced therefrom, and process for producing the foam
Provided is a curable composition comprising (A) a phenolic compound having a carbon-carbon double bond, (B) a compound having an SiH group, and (C) a foaming agent. The composition can be foamed...
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6022931 |
Advanced epoxy resins
The invention provides for a process for the preparation of an advanced epoxy resin by reaction of a compound having on average more than one epoxy group per molecule and a compound having on...
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5998568 |
Polyesters prepared from alkoxylated intermediates
A method for making a polyester resin comprises reacting a first polyfunctional alcohol or polyfunctional thiol and a carbonate in the presence of a catalyst to form an alkoxylated intermediate....
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5958593 |
Hardener for epoxy resins
A hardener for epoxy resins is disclosed the use of which imparts improved resistance in the resins to aging on exposure to ultraviolet radiation. The hardener comprises (a) at least one amine...
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