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| Number | Title | Issue Date |
| 7279518 | Filled elastomeric butyl compounds The invention provides a process for preparing a filled halobutyl elastomer, which comprises mixing a halobutyl elastomer, particles of filler and an additive containing both amino and alcohol functional groups, and curing the filled elastomer with sulfur or other c... | 10/09/2007 |
| 7000360 | Self-adhering walkway pads for roofing membranes and method for the application thereof to roofs A self-adhering walkway pad (20) comprises an elastomeric pad having upper and lower surfaces (21, 22) and a 100 percent solids tape (25) pre-applied to the lower surface of the pad, prior to use in the field. A method for applying walkway pads ... | 02/21/2006 |
| 6794446 | Water-borne urethane resin composition for forming microporous layer, method of producing fibrous sheet-like composite, and artificial leather An object of the present invention is to provide a water-borne urethane resin composition for forming a microporous layer, which is suited for use in a fibrous material substrate, especially an artificial leather, and which has well-defined heat-sensitive coagulatio... | 09/21/2004 |
| 6777502 | Rheology modification of polymers prepared using metallocenes Coupled polymers are prepared by a process comprising heating an admixture containing (1) at least one polyolefin comprising ethylene and optionally at least one comonomer and (2) a coupling amount at least one poly(sulfonyl azide) to at least the decomposition temp... | 08/17/2004 |
| 6696233 | Silver halide photographic photosensitive material having a polyethylene terephthalate film base support into which ultraviolet light absorber is kneaded The present invention provides a silver halide photographic photosensitive material in which a silver halide photosensitive layer is disposed on a transparent polyethylene terephthalate (PET) film into which an ultraviolet light absorber has been kneaded,... | 02/24/2004 |
| 6541547 | Process for stabilization of polyolefins in permanent contact with extracting media Polyolefin mouldings which have excellent stability on permanent contact with extracting media comprise, as stabilizers, a selected mixture comprising an organic phosphite or phosphonite and a specially selected group of sterically hindered phenols or a c... | 04/01/2003 |
| 6528136 | Rheology modification of polymers prepared using metallocenes The invention includes a process of preparing a coupled polymer comprising heating an admixture containing (1) at least one polyolefin comprising ethylene and optionally at least one comonomer which is selected from alpha olefins having at least 3 carbon ... | 03/04/2003 |
| 6521306 | Rheology modification of low density polyethylene The invention includes a process of preparing a coupled polymer characterized by heating an admixture containing (1) at least one ethylene polymer or blend of ethylene polymers having a density of at least about 0.89 g/mL and less than about 0.935 g/mL an... | 02/18/2003 |
| 6515055 | Rubber composition Provided is a rubber composition comprising 100 parts by weight of a rubber component comprising at least one selected from the group consisting of natural rubber and synthetic rubbers and 0.05 to 20 parts by weight of at least one selected from compounds... | 02/04/2003 |
| 6469088 | Polyolefin insulation compositions having improved oxidative stability Improved stabilizer compositions which impart superior oxidative stability to polyolefins used for wire and cable insulation are provided. The stabilizer compositions are a mixture of a diacyl hydrazine compound and an alkylenebisacylamide compound. The s... | 10/22/2002 |
| 6409937 | Melt processible thermotropic liquid crystalline terpolyesters and process for the preparation thereof The invention relates to a process for the preparation of melt processable liquid crystalline terpolyesters of the general formula I ##STR1## by the in situ acetylation of a monomer selected from (4-hydroxyphenyl) acetic acid/ 3(4-hydroxyphenyl)propionic ... | 06/25/2002 |
| 6159649 | Electrophotographic, resin-containing, electret, or inkjet compositions containing magenta azo pigment and use thereof The use of an azo pigment of the formula (1) ##STR1## as a colorant in electrophotographic toners, electrophotographic developers, powders and powder coatings, and electret materials, wherein said azo pigment is prepared in the presence of 20 to 50% ... | 12/12/2000 |
| 6143860 | Polyketone polymer composition A polymer composition made by combining a polyketone polymer and a phenolic alkylene dicarboxylate of the general formula: ##STR1## each R1 independently is hydrogen or alkyl with 1-6 carbon atoms, each R2 independently is alkyl... | 11/07/2000 |
| 5990259 | Polyketone polymer composition Polymer composition made by combining a polyketone polymer and a monophenolic compound of the general formula: ##STR1## R1 and R2, independently, are hydrogen or alkyl groups with 1-6 carbon atoms, Y is an organic group from 3 u... | 11/23/1999 |
| 5705549 | Rubber compositions A rubber composition comprises a particular copolymer containing isobutylene unit, a paramethylstyrene unit and a parabromomethylstyrene unit; natural rubber and/or diene synthetic rubber; carbon black; and at least one hydrazide compound, and has a low v... | 01/06/1998 |
| 5534569 | Rubber composition Heat generation of a rubber composition can be lowered by incorporating to the composition a compound of the formula, (I), (II) or (III), ##STR1## where A is an aromatic group, hydantoin ring or C0-18 straight chain hydrocarbon group, B is... | 07/09/1996 |
| 5384346 | Polyvinyl butyrals having improved thermal stability and light resistance Polyvinyl butyrals (PVBs) with improved thermal stability and improved light resistance contain as stabilizers polynuclear phenols which phenolic radicals have a quaternary carbon atom in the para-position to the phenolic hydroxyl group and if desired in ... | 01/24/1995 |
| 5216054 | Polymer composition A polymer composition comprising resin components comprising (a) 5-95 weight % of a polyamide resin, and (b) 5-95 weight % of polyolefin + unsaturated carboxylic acid-modified polyolefin, and (c) additives comprising the following compounds in amounts per... | 06/01/1993 |
| 5194456 | UV absorbers and PMMA material containing such absorbers The novel compound of the formula ##STR1## has been found to be useful as a UV absorber. A novel PMMA material has incorporated therein a UV absorbing amount of the novel UV absorber. Intraocular lenses and contact lenses are produced from PMMA havin... | 03/16/1993 |
| 5175200 | Phenolic hydrazine containing poly(arylene sulfide) having comparative tracking index improvement The present invention provides: a novel poly(arylene sulfide) (PAS) composition having an increased comparative tracking index (CTI) rating; a novel method wherein the inventive composition is formed and molded to produce a useful article; a novel article... | 12/29/1992 |
| 5032632 | Oxidation-resistant ethylene vinyl alcohol polymer compositions A composition of a copolymer of ethylene and vinyl alcohol, 0.01 to 0.5 weight percent of a monovalent or divalent metal salt of an aliphatic carboxylic acid having 3 to 9 carbon atoms and 0.05 to 0.5 weight percent of a hindered phenolic antioxidant exhi... | 07/16/1991 |
| 4992499 | Stabilized ethylene monoxide copolymers Linear alternating polymers of carbon monoxide and at least one ethylenically unsaturated hydrocarbon are stabilized against thermal degradation by the inclusion therein of a stabilizing amount of a combination of a phenolic compound and an aromatic amine... | 02/12/1991 |
| 4960808 | Stabilized ethylene monoxide-olefin copolymers Linear alternating polymers of carbon monoxide and at least one ethylenically unsaturated hydrocarbon are stabilized against thermal degradation by the inclusion therein of certain phenolic compounds.... | 10/02/1990 |
| 4954548 | Ethylene-carbon monoxide copolymer stabilization Compositions comprising linear alternating polymers of carbon monoxide and at least one ethylenically unsaturated hydrocarbon are stabilized against degradation caused by exposure to UV light by the inclusion therein of an aromatic diamine and a certain t... | 09/04/1990 |
| 4820764 | High gas oil ratio resistant elastomer A sulfur curable elastomeric composition is shown which exhibits improved resistance to deformation in hot, high gas content environments, such as oil and gas wells. The composition includes a conjugated diolefin polymer rubber, a low molecular weight pol... | 04/11/1989 |
| 4801749 | Phenolic antioxidant hydrazides Phenolic antioxidant hydrazides are provided which are useful to stabilize organic materials (such as synthetic polymers) which are subject to oxidative degradation.... | 01/31/1989 |
| 4785045 | Thermoplastic elastomer composition A thermoplastic elastomer composition composed of a partially crosslinked product of a blend consisting mainly of (a) 80 to 10 parts by weight of a peroxide-crosslinkable olefinic copolymer rubber, (b) 10 to 80 parts by weight of a peroxide-crosslinkable ... | 11/15/1988 |
| 4699939 | Ortho cyclohexyl, para hydroxy aralkanoic acid esters and amide antioxidants Compounds of formula I ##STR1## wherein R1, R2 and A are essentially hydrocarbyl or substituted hydrocarbyl groups with at least one of R1 and R2 being cyclohexyl, n is 0, 1 or 2, m is an integer of 1 to 4 ... | 10/13/1987 |
| 4536527 | Poly(butylene terephthalate) based molding resins There is provided an improved molding resin capable of being molded into an article exhibiting reduced tendency to corrode a copper surface when the molded resin and the copper surface are placed in spaced relationship in a common unventilated atmosphere ... | 08/20/1985 |
| 4447571 | Stabilization of polyurethanes A process for providing water based anionic polyurethanes having improved thermal oxidation color stability. Water dispersed amine salts of anionic prepolymers prepared from the reaction of polyhydroxy compounds and dihydroxy carboxylic acids with diisocy... | 05/08/1984 |
| 4334932 | Pigment formulations, processes for their preparation and their use for pigmenting aqueous, alcoholic or aqueous-alcoholic printing ink systems and colored lacquer systems Pigment formulations which contain (1) 10-90% by weight, based on the whole formulation, of a pigment mixture of (a) 99.5-90 mol %, based on the pigment mixture, of at least one monoazo pigment of the general formula and (b) 0.5-10 mol %, based on the pigment ... | 06/15/1982 |
| 4286079 | Curable composition A halogenated polyethylene, or a mixture of it with a sulfur-curable rubber and/or a vinyl chloride resin can be cured with a combination of sulfur and/or a sulfur donor, and at least one amino acid selected from the group consisting of lysine, ornithine,... | 08/25/1981 |
| 4233209 | Hindered phenol hydrazones and compositions stabilized therewith Hindered phenol hydrazones of the formula ##STR1## wherein R1 and R2 are alkyl of 1 to 8 carbons or R1 can also be hydrogen, n is 1 to 6, R' is hydrogen or alkyl, R3 is alkyl, phenyl, substituted phenyl, al... | 11/11/1980 |
| 4162247 | Bis-(alkylphenyl)-alkanecarboxylic acid hydrazides, their preparation and use Bis-(alkylphenol)-alkanecarboxylic acid hydrazides are obtained by reaction of bisphenol-alkanecarboxylic acid chlorides, azides, anhydrides or esters with hydrazine hydrate, at a temperature of from 5 to 200° C. These hydrazides are excellent stabilizer... | 07/24/1979 |
| 4119603 | Plasticized polycarbonate composition A plasticized polycarbonate composition comprising in admixture a high molecular weight aromatic carbonate polymer and a minor amount of a nitrogen containing plasticizer.... | 10/10/1978 |
| 4104242 | Reinforced thermoplastic polyester compositions having improved high voltage breakdown resistance Reinforced thermoplastic compositions are provided comprising a high molecular weight linear polyester, such as poly(1,4-butylene terephthalate) in combination with a reinforcing agent and a minor proportion of an alkylhydroxyphenylalkanoyl-hydrazine, suc... | 08/01/1978 |
| 4077948 | Metal deactivators as adhesion promotors for vulcanizable elastomers to metals Adhesion of metals to vulcanizable elastomers is promoted by a process of incorporating into the elastomer a metal deactivator and then vulcanizing the elastomeric composition while it is in contact with the metal surface.... | 03/07/1978 |
| 4066610 | Stabilized pigmented polyolefin compositions Polyolefins pigmented with copper phtalocyanine complexes are rendered stable against heat and oxidation by addition of a metal chelating agent.... | 01/03/1978 |
| 4065635 | Electrical cables insulated with extraction resistant stabilized material The insulation of electrical cables which are utilized in environments likely to cause extraction of stabilizer systems is achieved through the use of compositions in which a disubstituted alkylhydroxyphenyl alkanoyl hydrazine is used as extraction resist... | 12/27/1977 |
| 4052362 | Olefin polymer composition A stabilized olefin polymer composition having resistance against deterioration caused by contact with such heavy metals as copper which comprises 100 parts by weight of an olefin polymer and from 0.001 to 5 parts by weight of an N-cinnamoyl-N'-acyl-hydra... | 10/04/1977 |
