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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Corley; Larry S.
Address:
Houston, TX
No. of patents:
47
Patents:












Patent Number Title Of Patent Date Issued
7592067 Epoxy resin compositions, processes utilizing same and articles made therefrom September 22, 2009
Disclosed are epoxy resin compositions which include an alkali metal containing cure accelerator. The alkali metal containing cure accelerators are preferably alkali metal hydroxides, alkoxides, carboxylates, or alkali metal salts. Articles prepared from the resin compositions of the
5510497 Polymerizable aliphatic cyclobutene compositions April 23, 1996
Aliphatic cyclobutene compositions according to the formula ##STR1## can be homopolymerized or copolymerized with a variety of comonomers, including bismaleimides, to produce tough, low dielectric constant resins.
5494986 Modified bisimide compositions February 27, 1996
A modified bisimide resin is prepared by copolymerizing a bisimide monomer and a cyclic triene. The copolymerization of a bisimide with a cyclic triene such as 1,2,4-trimethylenecyclohexane provides a modified bisimide having good fracture toughness.
5449726 Modified bisimide compositions September 12, 1995
A modified bisimide resin is prepared by copolymerizing a bisimide monomer and a cyclic triene. The copolymerization of a bisimide with a cyclic triene such as 1,2,4-trimethylenecyclohexane provides a modified bisimide having good fracture toughness.
5442035 Calcium sulfonate or calcium hydrocarbyl sulfate accelerator for amine cure of epoxy resins August 15, 1995
Cure of an epoxy resin by an aliphatic amine is accelerated by a calcium sulfonate or calcium hydrocarbyl sulfate salt. The calcium salt is preferably a salt of a detergent-range sulfonic acid or hydrocarbyl sulfuric acid which is soluble in either the amine or the epoxy resin.
5358974 Process for preparing low density porous crosslinked polymeric materials October 25, 1994
In a process for the preparation of a low density porous crosslinked polymeric material by polymerizing a water-in-oil high internal phase emulsion, curing time of the monomers in the emulsion can be reduced without adversely affecting polymer properties by first advancing one or mor
5346769 Process for preparing a prepeg comprising a resin derived from dialkenylbenzene and polyarylamin September 13, 1994
A solventless thermosettable composition comprising a dialkenylbenzene and an effective amount of an alkylbenzenesul fonic acid curina aqent exhibits reduced tendency to gel during cure with the addition of a polyarylamine. The cured material, which is particularly useful in electrical/e
5340890 Cyclobutene anhydride-cured epoxy resin composition August 23, 1994
An epoxy resin composition containing an anhydride-functional cyclobutene which can be represented by the formula ##STR1## in which each R is independently selected from hydrogen, C.sub.1-10 alkyl, aryl, halide and C.sub.1-10 heteroatomic.
5338782 Dialkylidenecyclobutane/bisimide/epoxy compositions August 16, 1994
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a polyimide such as a bismaleimide, an epoxy resin and a curing agent for the epoxy resin can be thermally cured to a tough polymer blend having a high glass transition temperature.
5300603 Dialkylidenecyclobutane/acrylate/bis-maleimide composition April 5, 1994
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a polyacrylate monomer and an optional polyimide such as a bismaleimide can be thermally cured to a tough copolymer having a high glass transition temperature.
5290820 Process for preparing low density porous crosslinked polymeric materials March 1, 1994
In a process for the preparation of a low density porous crosslinked polymeric material by polymerizing a water-in-oil high internal phase emulsion, curing time of the monomers in the emulsion can be reduced without adversely affecting polymer properties by first advancing one or mor
5270413 Aliphatic cyclobutene polymeric compositions December 14, 1993
Copolymeric compositions derived from polydienophilic monomers and aliphatic cyclobutene monomers according to the formula ##STR1## in which each R is independently selected from hydrogen, halide, C.sub.1-10 alkyl, aryl and C.sub.1-10 heteroatomic such as alkoxy, aryloxy, alkylth
5250643 Dialkylidenecyclobutane/acrylate composition October 5, 1993
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a polyacrylate monomer and an optional polyimide such as a bismaleimide can be thermally cured to a tough copolymer having a high glass transition temperature.
5237116 Catalyst and process for coupling organometallic reagents with aryl or vinylic halides August 17, 1993
A process and catalyst are disclosed for the catalyzed reaction of an organometallic reagent with a reactive halide in the presence of a diphosphine complex of a nickel carboxylate or sulfonate. The process can be employed in the synthesis of aromatic compounds such as bisbenzocyclob
5237043 Dialkylidenecyclobutane/bisimide/bisbenzocyclobutene composition August 17, 1993
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a bisbenzocyclobutene and a polyimide such as a bismaleimide can be thermally cured to a tough copolymer having a high glass transition temperature.
5233002 Dialkylidenecyclobutane/bisimide/triene composition August 3, 1993
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a triene such as myrcene and a polyimide such as a bismaleimide can be thermally cured to a tough copolymer having a high glass transition temperature.
5233001 Dialkylidenecyclobutane/bisimide/diallyl compound composition August 3, 1993
A composition comprising a 1,2-dialkylidenecyclobutane such as 1,2-dimethylenecyclobutane, a diallyl compound and a polyimide such as a bismaleimide can be thermally cured to a tough copolymer having a high glass transition temperature.
5169910 Epoxy resin composition December 8, 1992
A composition comprising a curable epoxy resin, a reactive diluent, a curing agent for the epoxy resin, and an isocyanate compound is stable at room temperature for extended periods of time and cures to form a part which has good high-temperature properties.
5157105 Bisbenzocyclobutene/bisimide/dicyanate ester composition October 20, 1992
A curable composition containing a dicyanate ester, a bisimide and a bisbenzocyclobutene provides a processable cyanate ester which has improved toughness in the cured state.
5137990 Heat-curable polyepoxide-(meth)acrylate ester compositions August 11, 1992
The present invention is directed to a heat-curable composition comprising (1) a polyepoxide, (2) a polyacrylate or polymethyacrylate ester of a polyol, (3) an unsaturated aromatic monomer, (4) an aromatic amine, (5) a free-radical initiator, and optionally (6) an accelerator for the epo
5089599 Thermosetting resin composition comprising bis-imide and bis-oxazoline February 18, 1992
A modified bisimide resin is prepared by copolymerizing a bisimide monomer and a bisoxazoline. The copolymerization of a bisimide with a bisoxazoline such as 2,2'-(1,3-phenylene)bisoxazoline provides a modified bisimide having improved fracture toughness.
5086139 Composition comprising bisimide and triene February 4, 1992
A modified bisimide resin is prepared by copolymerizing a bisimide monomer and a reactive triene which contains a conjugated double bond capable of Diels-Alder reaction with the bisimide and an isolated double bond. The copolymerization of a bisimide with a reactive triene such as myrcen
5059572 Catalyst and process for coupling organometallic reagents with aryl or vinylic halides October 22, 1991
A process and catalyst are disclosed for the catalyzed reaction of an organometallic reagent with a reactive halide in the presence of a diphosphine complex of a nickel carboxylate or sulfonate. The process can be employed in the synthesis of aromatic compounds such as bisbenzocyclob
5032451 Bisbenzocyclobutene/bisimide compositions July 16, 1991
A class of benzocyclobutene/bisimide copolymers having superior toughness are disclosed. The copolymers are derived from bisbenzocyclobutene monomers by one of structures ##STR1## in which R is selected from unsubstituted and non-electrophilic substituted phenylene, naphthalenedi
5007548 Gas cylinder safety device April 16, 1991
A pressure containing vessel is provided which incorporates a means, of restricting flow from the vessel, the means being internal to the vessel. This means to restrict flow reduces the resultant hazards in the event that fittings external to the vessel are inadvertently severed from the
5003123 Process for the preparation of cyclobutenoarenes March 26, 1991
A process is disclosed for the pyrolytic production of a cyclobutenoarene from an o-alkylarylmethyl halide, the process involving the condensation of the pyrolysis product stream in the presence of water vapor. Water can be added to the process with the starting material so that it is pr
4973636 Bisbenzocyclobutene/bisimide compositions November 27, 1990
A class of benzocyclobutene/bisimide copolymers having superior toughness are disclosed. The copolymers are derived from bisbenzocyclobutene monomers characterized by one of structures ##STR1## in which R is selected from unsubstituted and non-electrophilic substituted phenylene,
4962179 Epoxidized fatty acid ester compositions October 9, 1990
A composition is disclosed containing an epoxidized fatty acid ester, an aromatic amine curing agent and an acid or metal salt accelerator. The composition can optionally contain a polyglycidyl ether of a polyhydric alcohol, an unsaturated monomer and a monoepoxy diluent. The composition
4935571 Process for the purification of cyclobutenoarenes June 19, 1990
A process for the recovery of a cyclobutenoarene such as benzocyclobutene from a mixed reaction product is disclosed. The mixed reaction product is contacted with an aqueous acid solution so as to convert impurities to species such as oligomers and water addition products which have
4935563 Purification of cyclobutenohaloarenes June 19, 1990
A process is described for purification of a reaction product mixture of cyclobuteno-4-haloarene containing aliphatic halide impurities. The product mixture is contacted with a tertiary amine under conditions effective for conversion of aliphatic halides to soluble species which can
4927907 Bisbenzocyclobutene/bisimide/free radical polymerization inhibitor composition May 22, 1990
A composition is disclosed comprising a bisbenzocyclobutene, a bismide and a free radical inhibitor. The free radical inhibitor is preferably phenothiazine. The presence of the free radical inhibitor enhances the toughness and high-temperature viscosity stability of bisbenzocyclobute
4898999 Process for halogenating cyclobutenoarenes February 6, 1990
A process for the preparation of cyclobutenohaloarenes is described in which a cyclobutenoarene such as benzocyclobutene is reacted with a halogen in the organic phase of a two-phase organic/aqueous system to form a cyclobutenohaloarene and hydrogen halide, the latter which migrates into
4873309 Stabilized flame-retardant epoxy resin composition from a brominated epoxy resin and a vinyl mon October 10, 1989
A composition is provided comprising the reaction product of a brominated phenhol and epichlorohydrin having a bromine content of at least about 30 percent and a weight per epoxide within the range of about 450 to about 800, an optional non-brominated epoxy resin, a curing agent for the
4831099 Cure rate control in epoxy resin compositions May 16, 1989
A composition is provided comprising an epoxy resin, a cationic curing agent for the epoxy resin and a polyalkylene glycol present in the composition in an amount effective to increase the cure rate reproducibility of the curing agent.
4791154 Epoxy resin composition December 13, 1988
A composition comprising an epoxy resin and an aromatic azopolyamine curing agent is described. The use of azopolyamine curing agents in reactive monomer-diluted systems results in a high-modulus cured epoxy system.
4732958 Epoxy fusion process March 22, 1988
According to the invention, a relatively low molecular weight epoxy resin is reacted with a hydroxyl group-containing compound in the presence of a bis(trihydrocarbyl phosphine)iminium salt catalyst to produce a high molecular weight fusion reaction product. The process is particularly
4668758 Cure rate control in epoxy resin compositions May 26, 1987
An epoxy resin composition containing a cationic curing agent and a cure-retarding amount of a diarylamine. The diarylamine lengthens the pot life of the epoxy-curing agent composition.
4654383 Flame-retardant epoxy resins March 31, 1987
A composition is provided comprising an epoxy resin, a curing agent for the epoxy resin, and a halogenated aromatic vinyl monomer. The composition exhibits sufficiently low viscosity to be suitable for fiber-reinforced composites applications, high Tg and flame retardancy.
4628080 Cure rate control in epoxy resin compositions December 9, 1986
A composition is provided comprising an epoxy resin, a cationic curing agent for the epoxy resin and a surfactant. The surfactant improves the reproducibility of cure rates of the cationic curing agent, particularly when the cationic curing agent is used in the form of an aqueous solutio
4581436 Heat-curable composition April 8, 1986
Heat-curable compositions exhibiting improved room temperature pot life and reduced viscosity are obtained from composition comprising (1) a polyepoxide, (2) an aromatic or aliphatic amine, (3) a trihydrocarbyl sulfonium salt, (4) an unsaturated monomer and (5) a free radical curing
4579931 Heat-curable composition April 1, 1986
Heat-curable compositions exhibiting improved room temperature pot life and reduced viscosity are obtained from composition comprising (1) a polyepoxide, (2) an aromatic or aliphatic amine, (3) a trihydrocarbyl sulfonium salt, (4) at least one unsaturated aromatic monomer, (5) an uns
4565153 Apparatus for impregnation of reinforcing fibers January 21, 1986
A method and apparatus for impregnating reinforcing fibers with a thermosetting resin having a short pot life. The method comprises mixing the components of the resin and supplying the mixed resin under pressure to an enclosed chamber. The reinforcing fibers are pulled through the ch
4554342 Heat-curable compositions comprising an epoxy resin, an amine and a sulfonium salt November 19, 1985
Heat-curable compositions exhibiting improved thermal pot life are obtained from epoxy compositions comprising (1) a polyepoxide, (2) an aromatic or aliphatic amine and (3) a trihydrocarbyl sulfonium salt.
4544732 Heat-curable composition October 1, 1985
Heat-curable compositions exhibiting improved room temperature pot life and reduced viscosity are obtained from compositions comprising (1) a polyepoxide, (2) an aromatic or aliphatic amine, (3) a trihydrocarbyl sulfonium salt, (4) an unsaturated aromatic monomer and (5) a free radical
4503200 Heat curable polyepoxide resin blends March 5, 1985
The present invention is directed to a heat-curable composition comprising:(1) a polyepoxide,(2) at least one unsaturated monomer (e.g., esters of ethylenically unsaturated monocarboxylic acids),(3) an acid anhydride,(4) at least one epoxy curing accelerator (onium salts such as ethyl triphe
4461879 Curable saturated polyepoxide-triglycidyl cyanurate compositions July 24, 1984
The present invention is particularly directed to a coating composition exhibiting faster cure times and improved physical properties which comprise (1) from about 60% to about 95% by weight of a saturated epoxy resin, (2) from about 5% to about 40% by weight of triglycidyl cyanurate
4309515 Translucent impact polymers January 5, 1982
Vinyl aromatic compositions having improved impact and translucency are prepared by the interpolymerization of a monovinyl aromatic monomer and a high cis-content polybutadiene rubber in the presence of certain free-radical initiators.










 
 
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