|
Match
|
Document |
Document Title |
|
|
5510431 |
Cure controlled catalyzed mixtures of epoxy resins and curing agents containing mesogenic moieties
Curable compositions containing (A) one or more epoxy resins, one (B) or more curing agents and (C) one or more cure controlling catalysts wherein at least one of components (A) or (B) or both...
|
|
|
5508349 |
Reactive flow agent for powder coatings
The present invention relates to a thermoset powder coating composition and method of application. The coating includes a copolymer having a reactive functionality selected from the group...
|
|
|
5506313 |
Phosphorus-containing flameproofing agents for epoxy resin materials
The invention relates to compounds of the formula (1) ##STR1## in which m is 0 or 1, R is a hydrogen atom or a group of formula ##STR2## T is either an (m+2)-valent aromatic group or a bisphenylene...
|
|
|
5498663 |
Powder coating materials for producing crepe-like coatings, preparation and use thereof
A powder coating material for providing a crepe-like coating having a uniformly and densely distributed superior aesthetic appearance and having a high corrosion resistance, which is capable of...
|
|
|
5496944 |
Process for preparing tris-pyrrolidonyl triazine crosslinker
A process for preparing a tris-lactam crosslinking agent, tris-pyrrolidonyl triazine, from N,N',N"-tris(4-chlorobutyryl)melamine by treatment of the chlorobutyryl derivative with a base such as...
|
|
|
5491204 |
Gas barrier coating from reacting polyamine, alkanolamine and polyepoxide
Barrier materials for reducing the permeability of plastic packaging materials are provided, characterized as containing at least about seven percent by weight amine nitrogen, or a total of at...
|
|
|
5489655 |
Thermosetting resin compositions with low shrinkage
Thermosetting resin compositions with low shrinkage are provided, which when molded show low shrinkage rates, good dimensional stability (little cracking or warping), and excellent surface...
|
|
|
5473048 |
Thiol star polymer containing central hub with multiple radiating addition copolymer structures
The invention provides a co-polymer having a hub portion from which radiate from 3 to 8 arms where the hub portion is the residue of a tri-functional to octa-functional thiol and each arm is an...
|
|
|
5466754 |
Curable resin composition
A curable resin composition utilizing as the crosslinking mechanism thereof an acid catalyzed addition reaction of a cyclic alkylenecarbonate group with an alcoholic hydroxyl group is disclosed....
|
|
|
5466763 |
High performance epoxy resin modified by a polysulfide polymer derived from the heavy ends waste of chlorinated hydrocarbon production
A process is disclosed for preparing a polysulfide-epoxy prepolymer and cured co-polymer using a heavy ends waste generated in chlorinated hydrocarbon production. The process comprises first...
|
|
|
5464913 |
Cycloaliphatic epoxy and primary hydroxyl groups-containing cationic resin
A self-curing cationically electrodepositable resin useful as a paint composition having in the molecule: (1) a primary hydroxyl group, (2) a cationic group, and (3) at least one epoxy...
|
|
|
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...
|
|
|
5462996 |
Thermoplastic polymer particles in liquid thermosettable resin
A thermosettable resin composition is prepared by admixing a liquid mixture of thermosettable resins such as a polyepoxide and amorphous thermoplastic polymer particles such as a polyetherimide to...
|
|
|
5460860 |
Mesogen-containing biaxially oriented films
Mesogen containing biaxially oriented films are prepared from curable mixtures containing an epoxy resin and a curing agent therefor. Certain of the mesogen containing biaxially oriented films...
|
|
|
5459208 |
Epoxy resin/polyoxyalkylenemonoamine product with hardener
An elastically-cured epoxy resin composition is disclosed that contains compounds that contain at least two 1,2-epoxide groups. The epoxide group-containing compounds are reaction products of...
|
|
|
5457149 |
Reworkable adhesive for electronic applications
Reworkable adhesive that has a high shear strength through a range of use temperatures but which has a low strength and is reworkable at a suitable processing temperature.
|
|
|
5453468 |
Prepolymers containing a perfluoropolyethereal chain and carboxylic end groups, suitable as cross-linking agents for epoxy prepolymers
The invention relates to two classes of prepolymers containing a perfluoropolyethereal chain and carboxylic end groups, suitable as cross-linking agents for epoxy prepolymers. The first class...
|
|
|
5438109 |
Gas barrier coatings of polyepoxide/polyamine products
Barrier materials for reducing the permeability of plastic packaging materials are provided, characterized as containing at least about seven percent by weight amine nitrogen, or a total of at...
|
|
|
5436301 |
Epoxy resin-impregnated prepreg
An epoxy resin-impregnated prepreg useful for the production of a copper foil-laminated board of a chip-on-board having a high heat resistance, high dimension stability and high silver...
|
|
|
5434199 |
Epoxy molding composition for surface mount applications
Epoxy molding compositions for surface mount applications are disclosed. The compositions contain multifunctional epoxy resin and multifunctional hardener along with silicone rubber particles,...
|
|
|
5432234 |
Resin, process for preparing the same and compositon comprising the same
A novel hydroxyphenylated resin having excellent thermal stability, weather resistance, and electrical properties useful as a resin for a printed circuit board, a resin for sealing a semiconductor,...
|
|
|
5424373 |
Oligomeric cyanoguanidines hardeners for epoxy resins
Oligomeric cyanoguanidines of formula I ##STR1## wherein, for example, R 1 and R 2 are each phenyl, R is 1,4-phenylene and n is an integer from 1 to 20, are suitable latent hardeners for epoxy...
|
|
|
5420172 |
Cross-linked epoxy resins having non-linear optical properties
Cross-linked epoxy resins having nonlinear optical properties may be used in nonlinear optical media. These cross-linked epoxy resins may have the following structure: ##STR1## Z 1 and Z 2 being...
|
|
|
5416147 |
Hydrosilylative composition and process of hydrosilylation reaction
A blend of (A) an acrylic, polyester or epoxy resin having at least two alkenyl or alkynyl groups in a molecule, (B) an organic silicon compound having at least two hydrogen atoms each directly...
|
|
|
5414058 |
Powder coating composition comprising conventional epoxides with crystalline epoxides and curing agents
A powder coating composition includes one or more crystalline substances the lowest melting point of which is Mp and one or more non-crystalline substances the lowest glass transition point of...
|
|
|
5412044 |
Nitro group terminated mesogenic epoxy resin adducts
Adducts containing terminating nitro (nitroso) groups and one or more mesogenic moieties are prepared by reacting (A) at least one compound containing an average of more than one vicinal epoxide...
|
|
|
H001439 |
Method to increase the level of α-glycol in liquid epoxy resin
The performance of epoxy resins in several end-uses is enhanced by the presence of small quantities of hydrolyzed resin terminated by α-glycol groups. The invention is a process in which a mixture...
|
|
|
5412002 |
Composition of glycidylated phenol/vinylcyclohexene or vinylnorbornene resin
An epoxy resin composition contains an epoxy resin represented by the formula (I) and a curing accelerator: ##STR1## wherein R 1 stands for ##STR2## where G stands for a glycidyl group, R 2 ...
|
|
|
5407978 |
Rapid curing powder epoxy coating compositions having increased flexibility, incorporating minor amounts of aliphatic triepoxides
An advanced thermosetting epoxy powder composition comprising from about 95 epoxide equivalent percent to about 99 epoxide equivalent percent of a diglycidyl ether of an aromatic bisphenol, from...
|
|
|
5401814 |
Process for the preparation of thermoplastic poly(hydroxy ethers)
Poly(hydroxy ethers) are prepared by reacting a dihydric phenol with a diepoxide in the presence of a catalyst selected from the group consisting of bis(trihydrocarbylphosphoranylidene)ammonium...
|
|
|
5393805 |
Epoxy resin composition for insulating a coil, and a coil molded from the composition
An epoxy resin composition for insulating a coil which comprises at least one polyfunctional epoxy resin, at least one latent curing catalyst, at least one filler and at least one surfactant,...
|
|
|
5393861 |
Polysulfide polyether and polymer composition comprising polysulfide and polyether
The polysulfide polyether of the present invention has in a main chain (i) a polyether moiety represented by --(R 1 O)-- n ; (ii) structural units represented by --(C 2 H 4 O CH 2 O C 2 H...
|
|
|
5391687 |
Method of producing high molecular weight epoxy resin using an amide solvent
Ultra high molecular weight epoxy resins are produced in a short time by polymerizing a difunctional epoxy resin having two epoxy group per molecule and a dihydric phenol by heating the...
|
|
|
5391650 |
Bisbenzocyclobutene thermosetting compounds and process for preparing the same
A compound having at least one 2-hydroxy-1,3-propylidene, 2-acetoxy-1,3-propylidene, or 2-alkoxy-1,3-propylidene moiety between two benzocyclobutene end moieties is prepared by (a) contacting a...
|
|
|
5391651 |
Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions
Compositions comprising epoxy resins containing one or more rodlike mesogenic moieties per molecule are cured with polyamines containing one or more rodlike mesogenic moieties per molecule. These...
|
|
|
5391681 |
Curable compositions based on epoxy resins or mixtures of epoxy resins and polyisocyanates containing trisimidazolyl triazines
Curable compositions based on epoxy resins or a mixture of epoxy resins and polyisocyanates and containing at least one compound of formula I: ##STR1## wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R...
|
|
|
5387657 |
Epoxy resins containing thiadiazole and/or oxadiazole moieties
Epoxy resins containing more than one vicinal epoxide group per molecule and at least one thiadiazole, oxadiazole or both thiadiazole and oxadiazole moiety per molecule are disclosed, as well as...
|
|
|
5387656 |
Substituted cyanoguanidines as curing agents for epoxy resins
A curing agent for epoxy resins having improved solubility characteristics has the formula ##STR1## where R is --CH 2 C 6 H 4 X or --CH 2 CH 2 C 6 H 4 X, and X is either --H, --CH 3 , --OCH...
|
|
|
5385985 |
Cyclic urea derivative
Disclosed is cyclic urea derivatives represented by the following formula (A): ##STR1## wherein n is an integer of 0 or 1; m is an integer of 1 to 15; X is oxygen, sulfur or --NR 1 -- (R 1 is...
|
|
|
5385973 |
Process for preparing flowable, stable and hardenable suspensions, and thus-obtained compositions
The present invention relates to a process for preparing flowable, stable and hardenable compositions, comprising mixing: a) a liquid basis constituted by at least one polymerizable monomer; ...
|
|
|
5376718 |
Flame retardant resin composition
Disclosed herein is a flame-retardant resin composition comprising 100 parts by weight of a styrene based polymer, 10 to 40 parts by weight of a brominated bisphenol epoxy resin or a resin in which...
|
|
|
5376705 |
One coat protective system for a surface
There is provided a one coat system. The system, among other benefits, encapsulates lead paint, encapsulates and covers existing graffiti, prevents the leaching out of the harmful lead paint salts...
|
|
|
5373068 |
Use of isophoronediamine isomer mixtures in polyaddition resins
Use of isophoronediamine isomer mixtures containing more than 40%, preferably more than 50 up to 70%, of the trans-isomer and less than 60%, preferably less than 50 down to 30%, of the cis-isomer...
|
|
|
5371152 |
Resin composition and process for producing the composition
The resin composition comprises, as essential components, (A) an epoxy resin, (B) a thermoplastic resin and (C) particles of a diaminodiphenylsulfone compound whose cross linking reactivity with...
|
|
|
5364914 |
Moulding composition comprising a thermoset component and thermoplast component
A curable moulding composition in the form of a flowable particulate solid substantially non self-adhesive at temperatures up to 60° C., flowable under shear and self-adhesive at temperatures in...
|
|
|
5364910 |
Material for forming coating film
A material for forming a coating film which comprises a compound having at least one glycidyl group in the molecule, a compound having a substituent capable of reacting with the glycidyl group, and...
|
|
|
5364912 |
Thermoplastic resins from polyglycidyl esters containing mesogenic moieties
Thermoplastic resins are prepared by reacting polyglycidyl esters containing one or more mesogenic moieties with compounds having an average of more than one active hydrogen atom per molecule....
|
|
|
5362847 |
Fluorocarbon and IBMA grafted polyoxyalkylene copolymers
A graft copolymer is produced by grafting both at least one perfluoroacrylate and at least one N-(oxymethyl)acrylamide, e.g., IBMA, onto a poly(oxyalkylene) composition. This graft copolymer is...
|
|
|
5362775 |
Epoxy resin composition and cured product thereof
An epoxy resin composition comprising (i) an epoxy resin, (ii) a phenolic curing agent, (iii) an organophosphorous curing agent, (iv) alumina, and (v) a separating means for separating the...
|
|
|
5362822 |
Mesogenic adducts
An adduct is prepared by reacting (A) a compound containing at least one epoxy group per molecule, with (B) a compound containing at least one epoxide reactive group per molecule selected from the...
|