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| Number | Title | Issue Date |
| 6992154 | Cyclic olefin addition copolymer and process for producing same, crosslinking composition, crosslinked product and process for producing same, and optically transparent material and application thereof The present invention provides a cyclic olefin addition copolymer which has a reactive silyl group having a specific structure, excels in optical transparency, heat resistance, and adhesion, and is capable of producing a crosslinked product having improved dimension... | 01/31/2006 |
| 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 volume or inducing an expansion of volume during the curing reaction... | 12/20/2005 |
| 6844403 | CYCLIC OLEFIN ADDITION COPOLYMER AND PROCESS FOR PRODUCING SAME, CROSSLINKING COMPOSITION, CROSSLINKED PRODUCT AND PROCESS FOR PRODUCING SAME, AND OPTICALLY TRANSPARENT MATERIAL AND APPLICATION THEREOF The present invention provides a cyclic olefin addition copolymer which has a reactive silyl group having a specific structure, excels in optical transparency, heat resistance, and adhesion, and is capable of producing a crosslinked product having improved dimension... | 01/18/2005 |
| 6818726 | Polymers from hydroxyalkyl amino triazines and polyfunctional compounds Polymers are prepared from A) 60 to 95 percent by weight of a mixture including A1) 20 to 70 percent by weight of hydroxyalkyl amino triazines and A2) 30 to 80 percent by weight of ... | 11/16/2004 |
| 6774160 | Curable epoxy resin compositions and the cured residues thereof A cured composition is the cured residue of a curable composition including (a) an epoxy resin essentially free of bromine atoms, a curing agent for the epoxy resin, (b) a flame retardant additive that is the condensation product of (i) a brominated phenol or a mixt... | 08/10/2004 |
| 6727325 | Composition of epoxy resin and clathrate of tetrakisphenol and epoxy-reactive curing compound The present invention has an object to provide curatives for epoxy resins and curing accelerators for epoxy resins, which both have improved subliming and decomposing properties and which, when mixed with an epoxy resin, enable the mixture to be greatly improved in ... | 04/27/2004 |
| 6670041 | Self-crosslinking water-dilutable binders Water-dilutable binders which are self-crosslinking at room temperature, comprising reaction products ABF with epoxy-amine adducts A and formaldehyde resin formers B selected from phenols B1, (substituted) ureas B2, melamine B3, guanamines B4, and mixture... | 12/30/2003 |
| 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 more stable than previously known ones. The single compon... | 11/18/2003 |
| 6617029 | Nitrogen-containing flame retarding epoxy resin and an epoxy resin composition containing the same The present invention relates to a nitrogen-containing epoxy resin of the following formula: ##STR1## wherein R's are the same or different and each represents a hydrogen atom or --R13 --C6-10 aryl-(OR14)p, and the aryl gr... | 09/09/2003 |
| 6617028 | Phosphorus and nitrogen containing resin hardener and a flame retarding resin composition containing said hardener The present invention discloses a phosphorus- and nitrogen-containing resin hardener, which has a structure represented by the following formula: ##STR1## wherein R2 represents a hydrogen atom or a group represented by the following formula: ... | 09/09/2003 |
| 6605688 | Low Viscosity imine reactive diluents and coating compositions made therefrom This invention concerns low viscosity aldimine and ketimine reactive diluents having multi-imine functionality, which are useful in automotive refinish coating compositions, including a process for making them and the coatings that contain them.... | 08/12/2003 |
| 6576297 | Curable resin compositions A coating, sealant or adhesive composition curable at ambient temperatures of 40° C. or below comprises an epoxy resin and an amine-functional curing agent. The curing agent comprises a material containing at least two, and preferably at least three, het... | 06/10/2003 |
| 6558797 | Adhesive-coated copper foil, and copper-clad laminate and printed circuit board both obtained with the same An adhesive-coated copper foil which comprises a copper foil and disposed on one side thereof a layer of an adhesive composition comprising (a) an epoxy resin, (b) a polyfunctional phenol, (c) a curing accelerator as an optional ingredient, and (d) a comp... | 05/06/2003 |
| 6495270 | Compounds, hardening accelerator, resin composition, and electronic part device Nitrogen compounds represented by formula (XXIa) or (XXIb); an epoxy resin hardening accelerator and a resin composition each containing any of the compounds; and an electronic part device containing an element encapsulated with the composition. In the fo... | 12/17/2002 |
| 6455116 | Poly(hydroxy amino ether) composition, method for preparing the same and articles prepared therefrom A composition comprising a poly(hydroxy aminoether) and an effective amount of a propoxylated or ethoxylated phenol, process for preparing the same and articles prepared from the composition.... | 09/24/2002 |
| 6451931 | Reaction product of primary and tertiary amine-containing compound, dihydrazide an polyisocyanate A curing agent composition for an epoxy resin which comprises (B) a reaction product obtained from (a) an amine compound represented by formula (I): ##STR1## wherein R1 and R2 each represent an alkyl group having 1 to 8 carbon a... | 09/17/2002 |
| 6437026 | Hardener for epoxy molding compounds The invention is directed to novel epoxy molding compounds for the encapsulation of microchips in the electronics industry. Known epoxy molding encapsulants are generally prepared from a blend epoxy resins, phenol hardeners, silica fillers, catalysts, fla... | 08/20/2002 |
| 6433042 | Curing agents for epoxy resins A curing agent for epoxy resin which comprises at least one selected from the compound of the formula (1) and its salt, as an effective component ##STR1## wherein X is --(CH2)n- or --(CH2)1-Y--(CH2)m- , Y is --N(R1 | 08/13/2002 |
| 6399742 | Low viscosity imine reactive diluents and coating compositions made therefrom This invention concerns low viscosity aldimine and ketimine reactive diluents having multi-imine functionality, which are useful in automotive refinish coating compositions, including a process for making them and the coatings that contain them.... | 06/04/2002 |
| 6388044 | Polyether resin and coating solution for forming insulation film The present invention provides a thermosetting polyether resin obtained by polycondensing a dihalogen compound with a bisphenol compound to obtain a polyether resin having a repeating unit represented by the formula (1), and introducing a functional group... | 05/14/2002 |
| 6372825 | Aqueous solution of water-soluble epoxy resin, solid obtained therefrom, and processes for producing these The present invention provides an aqueous solution of an epoxy resin and a solid thereof, which is obtained by the following manner that an epoxy compound or a solution of the epoxy compound in organic solvent, and an amine compound of the formula (1), an... | 04/16/2002 |
| 6355763 | Epoxy resin, polyamine hardener and N,N',N"-tris(dialkylaminoalkyl)hexahydrotriazine The invention relates to curable mixtures based on epoxy resins and aminic hardeners and cure accelerators, and, optionally solvents, plasticisers, UV stabilisers, dyes, pigments and/or fillers, wherein there is used as cure accelerator from 1 to 20% by w... | 03/12/2002 |
| 6225378 | Triazine hardener and epoxy composition containing the same A triazine compound having formula I or formula II: ##STR1## Wherein n is integer from 1 to 5; R1 is hydrogen, halogen, C1 -C4 alkyl, or C1 -C4 alkoxyl; and R2 is aliphatic amine, aliphatic alco... | 05/01/2001 |
| 6127508 | Epoxy resin and amine-terminated polyamide from aminoalkylpiperazine An epoxy resin composition containing a) an epoxy resin and b) a liquid amine terminated polyamine curing agent prepared by condensing an aminoalkylpiperazine and a dicarboxylic acid. The epoxy resin composition typically requires less than 35% of solvent... | 10/03/2000 |
| 6111050 | Flourine-containing curable compositions A fluorine-containing curable composition comprises (A) a linear perfluoro compound having at least two secondary amino groups per molecule and a divalent perfluoroalkylene or divalent perfluoropolyether structure in the main chain, and (B) a crosslinkabl... | 08/29/2000 |
| 6045857 | Curable, water-borne one-component coating system using thermally labile hydrophillic groups Unsaturated hydrophobic resins modified with labile hydrophillic groups exhibit reversible solubility in water. Beta-dialkyl amino carboxylate derivatives of novolak resins are useful to make baking enamels and resists.... | 04/04/2000 |
| 6008313 | Polyamide curing agents based on mixtures of polyethyleneamines and piperazine derivatives Compositions of amine terminated polyamide resins useful for curing epoxy resins are disclosed comprising combinations of fatty mono-acids, dimer acids, polyethyleneamines, and piperazine ring containing polyamines having an N--H functionality of 2 or 3 p... | 12/28/1999 |
| 5962093 | Thermally stable polyetheramines A laminate structure comprises one or more layers of an organic polymer and one or more layers of a hydroxy-functionalized polyetheramine, wherein the hydroxy-functionalized polyetheramine layer is adhered directly to a contiguous organic polymer layer wi... | 10/05/1999 |
| 5821317 | Adduct of bisepoxy compound and P guanamine The invention pertains to an adduct obtainable by condensation of a bisepoxy compound and a P-guanamine according to the formula ##STR1## wherein X is CR3 R4 --(CR1 R2)n --CR5 R6 | 10/13/1998 |
| 5693725 | Crosslinked Mannich-Michael polycondensates Novel polymers of general formula: ##STR1## wherein where n is a whole number from 2 to 10; R is a spacing group comprising (a) at least one of m methylene units where m is a whole number from 1 to 20, m' methine units where m' is a whole number from... | 12/02/1997 |
| 5650477 | Liquid reactive thermosetting compositions and process for their cross-linking Liquid reactive thermosetting compositions comprising: A) At least one polyepoxide or a mixture of one or more polyepoxides with at least one monoepoxide, of an aliphatic, cycloaliphatic or mixed nature; B) at least one anhydride of a di- or polycarboxylic acid of ... | 07/22/1997 |
| 5616658 | Process for the production of matt epoxy resin and hybrid powder coatings A curing agent for a composition useful for the production of matt epoxy resin and hybrid powder coatings, comprising a mixture of a) salts of phthalic acid, isophthalic acid and terephthalic acid with the following amines ##STR1## in which R1 | 04/01/1997 |
| 5561204 | Spherical curing agent for epoxy resin A curing agent for epoxy resins is prepared from an amine and an epoxy, as well as subsequent modification by a polyisocyanate compound, in such a manner that the curing agent is in the form of small spherical particles. The particles can be as small as 0... | 10/01/1996 |
| 5554714 | Spherical curing agent for epoxy resin, curing agent masterbatch for epoxy resin and their preparation. A curing agent for epoxy resins is prepared from an amine and an epoxy, as well as subsequent modification by a polyisocyanate compound, in such a manner that the curing agent is in the form of small spherical particles. The particles can be as small as 0... | 09/10/1996 |
| 5494994 | Salts of pyromellitic acid, a process for their preparation and their use The invention relates to new salts of pyromellitic acid, to a process for their preparation and to their use for the production of matt epoxide and hybrid powder coatings.... | 02/27/1996 |
| 5484873 | Triethylenediamine and bicyclic amidine based catalysts and use in thermosettable compoitions Described are novel triethylenediamine adducts of certain 4-hydroxy-substituted, 3,5-hydroxy-substituted and 2,3,4-hydroxy-substituted benzoic acid derivatives, and novel boron trifluoride complexes with cyclic amidines, which are useful for the conv... | 01/16/1996 |
| 5480957 | Spherical curing agent for epoxy resin, curing agent masterbatch for epoxy resin and their preparation A curing agent for epoxy resins is prepared from an amine and an epoxy, as well as subsequent modification by a polyisocyanate compound, in such a manner that the curing agent is in the form of small spherical particles. The particles can be as small as 0... | 01/02/1996 |
| 5464702 | High performance epoxy resin systems containing trimethylquinoline oligomers Oligomerized 1,2-dihydro-2,2,4-trimethylquinoline is an effective curing agent for epoxy resins to give products with high glass transition temperatures, low water absorption and excellent retention of hot/wet physical properties. These cured epoxy resins... | 11/07/1995 |
| 5464912 | Amines from nitro group terminated mesogenic epoxy resin adducts with reduced hydroxyl group functionality Adducts containing terminating nitro (nitroso) groups and one or more mesogenic moleties are prepared by reacting (A) at least one compound containing an average of more than one vicinal epoxide group per molecule with (B) at least one compound containing... | 11/07/1995 |
| 5459204 | Isophorone urethane polyamine, a process for its preparation and its use The invention relates to a new polyamine of the following composition: ##STR1## wherein 1ࣙnࣙ6, R represents the hydrocarbon radical of a (cyclo)aliphatic, araliphatic or aromatic diisocyanate having 6-20 C atoms or a trimer thereof and wherein wh... | 10/17/1995 |
