Phenolic Reactant Contains A Phosphorus Or Sulfur Atom Or With Phosphorus- Or Sulfur-containing Reactant Patents (Class 525/150)
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Patent number: 6376598Abstract: The invention generally relates to thermoplastic blends having improved properties. Optionally, these blends may be dynamically vulcanized. More specifically, this invention is directed to a composition comprising a blend of chloromethylated(styrene-isobutylene)copolymer and a thermoplastic resin selected from the group consisting of polyamides, polyesters, polycarbonates, polysulfones, polyacetals, polyacetones, acrylonitrile-butadiene styrene resins, polyphenylene oxide, polyphenylene sulfide, styrene-acrylonitrile resins, styrene-maleic anhydride resins, polyamides, aromatic polyketones, ethylene vinyl alcohol copolymer and mixtures thereof. Tires and tire components such as air permeation prevention films comprising these compositions are also provided.Type: GrantFiled: June 15, 2000Date of Patent: April 23, 2002Assignee: Exxon Mobil Chemical Patents Inc.Inventor: Hsien-Chang Wang
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Patent number: 6320020Abstract: A sulfur-containing (thio)ether (co)polymer comprising repetitive structural units represented by general formulas 1 and 2, and an optical element using the (co)polymer: where A and B are bivalent organic group; R1 and R2 are hydrogen or alkyl; X1 to X4 are oxygen or sulfur; Y1 and Y2 are halogen, hydroxy, —OR3 or —SR4, in which R3 is sulfur-containing alkyl, aryl, heterocycle or acyl optionally having a substituent other than SH; and R4 is alkyl, aryl, heterocycle or acyl; provided that —OR3 and/or —SR4 constitute 10 to 100% of the total of Y1+Y2. The (co)polymer exhibits good optical, mechanical and thermal properties and a higher refractive index, and may be prepared in a good productivity. The sulfur-containing (thio)ether (co)polymer is useful for manufacturing a variety of optical elements.Type: GrantFiled: September 3, 1999Date of Patent: November 20, 2001Assignee: Mitsui Chemicals, Inc.Inventors: Keisuke Takuma, Kenichi Sugimoto, Atsuo Otsuji, Rihoko Suzuki, Kenichi Fujii, Masao Imai
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Patent number: 6265491Abstract: A curable composition including a thermoset resin a curing agent component, an amount of a thermoplast component having reactive pendant and/or end groups, an organometallic curing catalyst component. The organometallic curing catalyst component is capable of forming cross-links with reactive pendant and/or end groups of the thermoset and thermoplast resins and comprises an organometallic complex compound of the formula I=M(R)n, where M is selected from titanium, zirconium, hafnium, cerium, vanadium, niobium, R is selected from mono-, bi- and tri and/or tetra dentate organic ligands and n is four or six.Type: GrantFiled: June 14, 1999Date of Patent: July 24, 2001Assignee: Cytec Technology Corp.Inventors: Jeffrey T. Carter, Patrick Terence McGrail
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Patent number: 6124399Abstract: High impact polysulfone blends containing a polysulfone and from about 10 to about 25 wt % of an impact modifier formulation comprising an acrylate rubber and a polycarbonate, and a method for providing supertough polysulfones.Type: GrantFiled: December 16, 1997Date of Patent: September 26, 2000Assignee: Bz Amoco CorporationInventor: M. Jamal El-Hibri
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Patent number: 6107393Abstract: A copolymer comprising:(a) from 10 to 70% by moles of ethylene,(b) from 30 to 90% by moles of a fluorinated monomer selected from tetrafluoroethylene, chlorotrifluoroethylene, or their mixtures,(c) from 0.1 to 30% by moles, with respect to the total amount of monomers (a) and (b), of a hydrogenated monomer having the formula:CH.sub.2 =CH--(CH.sub.2).sub.n --R.sub.1 (I)where R.sub.1 =--OR.sub.2, --(O).sub.t CO(O).sub.p R.sub.2 with t and p as integers: t=0 or 1 and p=0 or 1 and R.sub.2 is a hydrogenated radical from 1 to 20 carbon atoms C.sub.1 -C.sub.20, branched and/or linear alkyl and cyclo-alkyl radical or R.sub.2 is H. The R.sub.2 radical may optionally contain: heteroatoms preferably Cl, O, N; one or more functional groups, preferably chosen among OH, COOH, epoxide, ester and ether; and double bonds. The n subscript is an integer number between 0 and 10.Type: GrantFiled: March 19, 1998Date of Patent: August 22, 2000Assignee: Ausimont S.p.A.Inventors: Julio Abusleme, Claudia Manzoni
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Patent number: 6054537Abstract: A thermoplastic resin composition comprising a blend obtainable by blending 0.1 to 99% by weight of (a) a fluorine-containing polymer having a number-average molecular weight of 2000 to 1000000 and having hydroxy group or epoxy group at least at one of end portions of a main chain and side chain of the polymer, and 1 to 99.9% by weight of (b) a heat resisting thermoplastic resin having a crystalline melting point or glass transition temperature of not less than 150.degree. C. The present invention can provide a composition comprising various heat resisting thermoplastic resins and a fluorine-containing polymer having a functional group which is capable of developing an affinity with said resins and forming a uniform dispersion.Type: GrantFiled: November 5, 1998Date of Patent: April 25, 2000Assignee: Daikin Industries, Ltd.Inventors: Tetsuo Shimizu, Yoshihisa Yamamoto, Seitaro Yamaguchi, Nobuhiko Tsuda, Noriyasu Yamane, Takafumi Yamato, Masahiro Kumegawa, Takayuki Araki
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Patent number: 5872188Abstract: A rubber composition which is the vulcanization reaction product of a rubber, particular anti-reversion coagents, and a sulfide resin, is disclosed. The invention also relates to a vulcanization process which is carried out in the presence of an anti-reversion coagent and a sulfide resin and the use of an anti-reversion coagent in combination with sulfide resin in a process for the vulcanization of rubber. The resulting vulcanized rubbers have significantly improved physical properties.Type: GrantFiled: December 11, 1995Date of Patent: February 16, 1999Assignee: Akzo Nobel nvInventors: Rabindra Nath Datta, Arie Jacob de Hoog, Johannes Hermanus Wilbrink
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Patent number: 5852139Abstract: Polymer mixtures which comprise at least one thermoplastic and at least one oxidized polyarylene sulfide show particularly good tribological behaviour. The thermoplastics of the mixture are, for example, polyacetal, polyester, liquid-crystalline polymer, polyaryl ether ketone, polysulfone, polyether sulfone, polyphenylene sulfide or polyether imide. The oxidized polyarylene sulfide is preferably polyphenylene sulfone. The polymer mixtures are used for producing gear wheels, gear racks, bearings, chains, pulleys, rollers, wheels or gasket materials.Type: GrantFiled: April 8, 1997Date of Patent: December 22, 1998Assignee: Ticona GmbHInventor: Di Helmut Scheckenbach
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Patent number: 5681897Abstract: Compositions having good low temperature impact performance made from a thermoplastic (e.g., a polyolefin such as polypropylene) and either at least one linear ethylene/C.sub.5 -C.sub.20 .alpha.-olefin or at least one substantially linear ethylene/C.sub.3 -C.sub.20 .alpha.-olefin polymer are disclosed. The compositions are easily molded and have particular utility in making automotive facia, parts and other household articles.Type: GrantFiled: June 6, 1995Date of Patent: October 28, 1997Assignee: The Dow Chemical CompanyInventors: H. Craig Silvis, Daniel J. Murray, Thomas R. Fiske, Stephen R. Betso, Robert R. Turley
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Patent number: 5654368Abstract: The invention is to provide elastomer-like or rubber-like, recyclable cross-linked polymers capable of being liquefied and re-molded repeatedly without detracting from the physical properties of the polymers. The polymer comprises meltable cross-linked oligomer units and linkage units via which the oligomer units are linked to construct the main chains of the polymer. Each linkage unit in the polymer comprises a chemical bond that can be cleaved and re-formed repeatedly by predetermined treatment by which the bond between monomers in the oligomer units are not cleaved. The method for producing the polymer comprises a step of forming oligomer units by polymerizing monomers, a step of forming linkage units by linking the oligomer units via linkage units and a step of forming cross-linked units between the oligomer units.Type: GrantFiled: March 1, 1996Date of Patent: August 5, 1997Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Mitsuru Nakano, Makoto Mouri, Arimitsu Usuki, Akane Okada
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Patent number: 5606011Abstract: Condensation compounds obtained by means of the polymerization of polyami compositions essentially constituted by derivatives of 2,4,6-triamino-1,3,5-triazine, having the general formula (I): ##STR1## with aldehydes, preferably formaldehyde.Type: GrantFiled: February 22, 1994Date of Patent: February 25, 1997Assignee: Ministero Dell'Universita' e Della Ricerca Scientifica e TecnologicaInventors: Roberto Cipolli, Roberto Oriani, Enrico Masarati, Gilberto Nucida
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Patent number: 5576391Abstract: Ammonium polyphosphate having the general formula (I):(NH.sub.4).sub.n+2 P.sub.n O.sub.3n+1 (I)microencapsulated with condensation compounds obtained by means of the polymerization of polyaminic compositions essentially constituted by derivatives of 2,4,6-triamino-1,3,5-triazine, having the general formula (II): ##STR1## with aldehydes, preferably formaldehyde.Type: GrantFiled: June 2, 1995Date of Patent: November 19, 1996Assignee: Ministero Dell'Universita' E Della Ricerca Scientifica E TecnologicaInventors: Roberto Cipolli, Roberto Oriani, Enrico Masarati, Gilberto Nucida
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Patent number: 5549963Abstract: A treated fibrous polyamide substrate having durable resistance to staining by acid colorants comprising a fibrous polyamide substrate having applied thereto an aqueous solution of a partially sulfonated, partially phosphated resol resin; which aqueous solution may include polymethylmethacrylates or combinations thereof, and that may include a fluorochemical; and the method of treating said substrate, and the resol resins themselves.Type: GrantFiled: November 9, 1994Date of Patent: August 27, 1996Assignee: Trichromatic Carpet Inc.Inventors: Yassin M. Elgarhy, Barry R. Knowlton
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Patent number: 5498665Abstract: The invention relates to the use of polypropylene glycol as a shrinkage-reducing additive in dispersion powder compositions for construction materials containinga) a base polymer from the group consisting of vinyl ester polymers, (meth)acrylate and/or styrene (co)polymers and vinyl chloride polymers, andb) eitherb1) 2 to 20% by weight, based on the base polymer, of polyvinyl alcohol having a degree of hydrolysis of 85 to 94 mol % and a Hoppler viscosity of 2 to 40 mPa.s orb2) 2 to 20% by weight, based on the base polymer, of alkali metal salts or alkaline earth metal salts of phenolsulfonic acid-formaldehyde condensation products, andc) 3 to 30% by weight, based on the total weight of polymeric components, of fine antiblocking agents, whereind) the content of polypropylene glycol is 1 to 20% by weight, based on the base polymer.Type: GrantFiled: November 23, 1994Date of Patent: March 12, 1996Assignee: Wacker-Chemie GmbHInventors: Joachim Schulze, Rainer Figge
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Patent number: 5475043Abstract: A material with variable viscoelasticity is composed of an electrically insulating polymeric material, and fine particles dispersed therein and capable of electric polarization under an applied electric field. The particles may, for example, be of a conjugated and unsaturated organic compound, a polyelectrolyte, or an organometallic complex salt. The material is capable of a reversible change of viscoelasticity depending on the intensity of the applied electric field.Type: GrantFiled: August 4, 1994Date of Patent: December 12, 1995Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Tohru Shiga, Norio Sato, Yoshiharu Hirose, Akane Okada, Takashi Ohta, Toshio Kurauchi
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Patent number: 5444123Abstract: Halogen-free flameproofed thermoplastic molding materials based on polyphenylene ethers and polystyrene containing, as essential components,A) from 5 to 92% by weight of one or more polyphenylene ethers,B) from 5 to 92% by weight of a vinylaromatic polymer andC) from 3 to 25% by weight of a flameproofing agent based onC1) from 20 to 100% by weight (based on the total amount of C) of a polymeric phosphorus compound which is obtained by polymerizing or copolymerizing one or more compounds of the following structure: ##STR1## where ##STR2## R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.10 and R.sup.11 are each hydrogen, alkyl, cycloalkyl, aralkyl or aryl,R.sup.7, R.sup.8 and R.sup.9 are each alkylidene, cycloalkylidene, aralkylidene or arylidene,m, p, q, r, s, t, u and v are each 0 or 1,n is 0, 1 or 2,U is COO, O, S or NR.sup.9,V, W, X and Y are each O, S or NR.sup.9 andZ is O, S or NR.sup.10 R.sup.Type: GrantFiled: February 28, 1994Date of Patent: August 22, 1995Assignee: BASF AktiengesellschaftInventors: Doris Zeltner, Norbert Niessner, Friedrich Seitz, Ranier Neumann, Stefan Seelert
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Patent number: 5428117Abstract: A composition for imparting stain resistance to polyamide substrates comprising a sulfonated fatty composition and sulfonated hydroxyaromatic formaldehyde condensation polymer. A method for making the stain treatment composition, a method for treating polyamide substrates with the composition, and the resulting stain resistant polyamide materials are also disclosed. Suitable sulfonated hydroxyaromatic formaldehyde condensation polymers include sulfonated phenol formaldehyde condensation polymer and sulfonated dihydroxy diphenyl formaldehyde condensate polymer. Suitable sulfonated fatty compositions include sulfonated oleic acid and marine oil.Type: GrantFiled: October 18, 1993Date of Patent: June 27, 1995Assignee: Interface, Inc.Inventors: Mark E. Terry, Mahfooz Ahmad
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Patent number: 5389725Abstract: The thermoplastic resin composition containing a fluorine-containing elastomer, which is produced by incorporating a base-treated fluorine-containing elastomer into a thermoplastic resin and has a base-treated fluorine-containing elastomer content of 0.1 to 50% by weight, the composition being excellent in impact resistance and heat resistance and useful for producing various products in the fields of aviation, machinery, office machines, electricity and electronics.Type: GrantFiled: November 8, 1993Date of Patent: February 14, 1995Assignee: Idemitsu Kosan Co., Ltd.Inventor: Toru Bando
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Patent number: 5362810Abstract: Thermoplastic molding compositions of A) 70 to 99.5% by weight of a thermoplastic aromatic polyether sulfone or mixtures of several thermoplastic polyether sulfones and B) 30 to 0.5% by weight of a hydrogenated nitrile rubber.Type: GrantFiled: October 29, 1993Date of Patent: November 8, 1994Assignee: Bayer AktiengesellschaftInventors: Herbert Eichenauer, Hartmuth Buding, Thomas Eckel, Karl-Heinz Ott
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Patent number: 5304413Abstract: Laminar structures of PVF and substantially amorphous resin such as PEKK, backfilled with injection molding resin, exhibit an excellent combination of physical and aesthetic properties.Type: GrantFiled: April 29, 1992Date of Patent: April 19, 1994Assignee: E. I. Du Pont de Nemours and CompanyInventors: Joy S. Bloom, Robert F. Davis
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Patent number: 5278257Abstract: Compositions containing A) a copolymer based on at least one 1,3-diene and at least one polar, ethylenically unsaturated comonomer and B) a phenol-terminated polyurethane, polyurea or polyurea-urethane of the formula I ##STR1## in which m is 1 or 2, n is 2 to 6, R.sup.1 is the n-valent radical of an elastomeric prepolymer which is soluble or dispersible in epoxide resins, X and Y independently of one another are --O-- or --NR.sup.3 --, it being necessary for one of these groups to be --NR.sup.3 --, R.sup.2 is an m+1-valent radical of a polyphenol or aminophenol after the removal of the phenolic hydroxy group(s) or the amino group or both the amino group and the phenolic hydroxyl group, respectively, and R.sup.3 is hydrogen, C.sub.1 -C.sub.6 alkyl or phenyl, are described.Compounds containing the components A) and B) as well as an epoxide resin C) are also described.The cured products are distinguished by a high peel strength and high resistance to crack propagation.Type: GrantFiled: January 21, 1992Date of Patent: January 11, 1994Assignee: Ciba-Geigy CorporationInventors: Rolf Mulhaupt, Jeremy H. Powell, Christopher S. Adderley, Werner Rufenacht
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Patent number: 5239002Abstract: In the adhesion of metallic materials to polymers, new adhesive agents of nitrogen containing hetrocyclic polymers such as compositions of imidazole-pyrridine, pyrrolidone-pyridine, and imidazole-pyrrolidone solutions have been discovered as useful. These agents also exhibit anti-corrosion effects. Adhesion and/or reduction of anti-corrosion can be accomplished by pre-coating the metal material with at least one of these agents prior to applying the polymer, or by preblending the polymer with at least one of these agents followed by applying the blend to the metal, under suitable conditions.Type: GrantFiled: August 16, 1990Date of Patent: August 24, 1993Assignee: Phillips Petroleum CompanyInventors: Iqbal Ahmed, Timothy W. Johnson, Henry L. Hsieh
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Patent number: 5179162Abstract: As N-substituted maleimide polymer composition contains 20 to 90 parts by weight of an N-substituted maleimide polymer and 80 to 10 parts by weight of a thermoplastic resin selected from a polycarbonate polymer, a polysulfone polymer, a polyphenylene ether polymer, a polyarylene sulfide polymer, and a modified polymer of the polymer or polymers, a polyoxymethylene polymer, a polyester polymer, a polyamide polymer and mixtures thereof.Type: GrantFiled: June 10, 1991Date of Patent: January 12, 1993Assignee: Nippon Oil & Fats Co., Ltd.Inventors: Kenji Kato, Yasumi Koinuma, Kazunori Doiuchi, Seigo Kinoshita, Yukinori Haruta
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Patent number: 5177148Abstract: Covulcanizable compositions comprising (A) 55-100% by weight of an elastomeric copolymer of vinylidene fluoride with perfluoropropene optionally tetrafluoroethylene and containing from 0.001 to 2% by weight of bromine; (B) 0-45% by weight of a tetrafluoroethylene and propylene copolymer; (C) 0.7-2.5 parts for 100 parts of mix (A)+(B) of a bisphenol compound; (D) 0.3-1.5 parts for 100 parts of mix (A)+(B) of an organic guaternary compound of ammonium, phosphonium or aminophosphonium; (E) 0.4-5 parts for 100 parts of mix (A)+(B) of an organic peroxide; (F) 1-5% by weight of (A)+(B) of a peroxide cross-linking coagent.Type: GrantFiled: August 23, 1990Date of Patent: January 5, 1993Assignee: Ausimont S.p.A.Inventors: Vincenzo Arcella, Giulio Tommasi, Giulio Brinati, Gianna Cirillo, Fabio Costanzi
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Patent number: 5093403Abstract: A coating composition comprising a major amount of resin and a minor amount of a property-improving additive,said resin being:(A) a fluorocarbon resin selected from the group consisting of (1) perfluoroalkoxy tetrafluoroethylene copolymer resin (PFA), (2) ethylenechlorotrifluoroethylene copolymer resin (E-CTFE), (3) ethylenetetrafluoroethylene copolymer resin (E-TFE), (4) poly(vinylidene fluoride) resin (PVDF), (5) tetrafluoroethylene-hexafluoropropylene copolymer resin (FEP), (6) poly(chlorotrifluoroethylene) resin (CTFE), or a mixture of two or more of said fluorocarbon resins; or(B) a polyether resin selected from the group consisting of (7) polyethersulfone resin (PES), (8) polyether ketone resin (PEK) and (9) polyether ether ketone resin (PEEK) or a mixture or two or more of said polyether resin;said additive being:(C) a poly(phenylene sulfide) (PPS); or(D) an inorganic crystalline ceramic powder and/or fluorocarbon resin when said resin is a polyether of (B) above; or(E) an inorganic material selected fType: GrantFiled: January 29, 1990Date of Patent: March 3, 1992Assignee: Edlon Products, Inc.Inventors: Steven E. Rau, Robert Roberts, Kevin P. Pochopien, Charles W. Paul, Royce A. Bulter, Allan J. MacKinlay, Harris L. Morris, Raymond J. Weinert
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Patent number: 5049615Abstract: Novel thermoplastic compositions are provided comprising a blend of a polyindane resin and an engineering thermoplastic such as polyphenylene ethers, polysulfones, polycarbonates, polyether ether ketones, polyarylates, polyamides, polyimides and polyphenylene sulfides. Blends of thermoplastic block copolymers with polyindane resins are also provided. These blends provide improved processability with good physical properties including high impact strength and high heat distortion temperature.Type: GrantFiled: December 11, 1989Date of Patent: September 17, 1991Assignee: Hercules IncorporatedInventors: Sung G. Chu, Birendra K. Patnaik, Keith S. Shih
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Patent number: 5011878Abstract: Disclosed are copolyesters comprising an acid component of 4,4'-biphenyldicarboxylic acid and a glycol component comprising 1,4-cyclohexanedimethanol and 1,4-butanediol. The copolyesters exhibit unusually high tensile strengths.Type: GrantFiled: June 4, 1990Date of Patent: April 30, 1991Assignee: Eastman Kodak CompanyInventors: John C. Morris, Winston J. Jackson, Jr.
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Patent number: 5011877Abstract: Disclosed are copolyesters comprising an acid component of 4,4'-biphenyldicarboxylic acid and a glycol component comprising 1,4-cyclohexanedimethanol and 1,6-hexanediol. The copolyesters exhibit unusually high tensile strengths.Type: GrantFiled: June 8, 1990Date of Patent: April 30, 1991Assignee: Eastman Kodak CompanyInventors: John C. Morris, Winston J. Jackson, Jr.
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Patent number: 4972031Abstract: A moulding composition comprising an uncured or partly, cured thermoset resin precursor and, mixed intimately therewith, a polyarylsulphone containing the repeating unit (Ph, SO.sub.2, PH).sub.n, where Ph is phenylene and n is 1 or 2, linked through ether and/or thioether.Type: GrantFiled: October 5, 1988Date of Patent: November 20, 1990Assignee: Imperial Chemical Industries PLCInventors: Martin T. Choate, Patrick T. McGrail, Mark S. Sefton, Jeffrey T. Carter
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Patent number: 4945126Abstract: Lubricant systems are provided in which a polyolefin or polyolefin/polytetrafluoroethylene blend functions as a lubricant in a polymer matrix material. The resulting polymer composites containing about 1 to 30 weight percent of the novel lubricant or lubricant blend have greatly improved friction and wear properties, including lower coefficients of friction and increased surface wear resistence. The polyolefin does not remain as discrete, identifiable particles after mixing with the polymer matrix, and has an average molecular weight of less than 500,000.Type: GrantFiled: February 2, 1987Date of Patent: July 31, 1990Assignee: ICI Americas Inc.Inventors: Jane M. Crosby, John E. Theberge
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Patent number: 4937309Abstract: Described are select polyarylethersulfones polymers which are useful for molding into a circuit board substrte. When metal is electroplated onto such a substrate, there is a high degree of adhesion of the metal to the circuit board.Type: GrantFiled: August 14, 1989Date of Patent: June 26, 1990Assignee: Amoco CorporationInventors: Herbert S. Chao, James E. Harris, Stephen B. Rimsa
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Patent number: 4914152Abstract: A polyester resin composition having an improved molding processability and capable of providing molded articles having an improved impact resistance and other excellent properties such as mechanical strength and heat resistance, which comprises (a) a thermoplastic polyester, e.g. polyethylene terephthalate or a modified polyethylene terephthalate, (b) a polymer containing at least one epoxy group per molecule and having a modulus of elasticity of at most 10.sup.4 kg/cm.sup.2, e.g. an .alpha.-olefin/glycidyl ester or ether copolymer, and (c) a copolymer of an .alpha.-olefin and an .alpha.,.beta.-unsaturated carboxylic acid wherein at least 5% by mole of the carboxyl groups are neutralized with an alkali metal.Type: GrantFiled: November 19, 1987Date of Patent: April 3, 1990Assignee: Kanegafuchi Kagaku Kogyo KabushikiInventors: Shunitsu Miyashita, Kenji Mogami
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Patent number: 4897439Abstract: A coating composition comprising a major amount of resin and a minor amount of a property-improving additive,said resin being:(A) a fluorocarbon resin selected from the group consisting of (1) perfluoroalkoxy tetrafluoroethylene copolymer resin (PFA), (2) ethylenechlorotrifluoroethylene copolymer resin (E-CTFE), (3) ethylenetetrafluoroethylene copolymer resin (E-TFE), (4) poly(vinylidine fluoride) resin (PVDF), (5) tetrafluoroethylene-hexafluoropropylene copolymer resin (FEP), (6) poly(chlorotrifluoroethylene) resin (CTFE), or a mixture of two or more of said fluorocarbon resins; or(B) a polyether resin selected from the group consisting of (7) polyethersulfone resin (PES), (8) polyether ketone resin (PEK) and (9) polyether ether ketone resin (PEEK) or a mixture of two or more of said polyether resins;said additive being:(C) a poly(phenylene sulfide) (PPS); or(D) an inorganic crystalline ceramic powder and/or fluorocarbon resin when said resin is a polyether of (B) above; or(E) an inorganic material selectedType: GrantFiled: June 30, 1987Date of Patent: January 30, 1990Assignee: Edlon Products, Inc.Inventors: Steven E. Rau, Robert Roberts, Kevin P. Pochopien, Charles W. Paul, Royce A. Butler, Allan J. Mackinlay, Harris L. Morris, Raymond J. Weinert
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Patent number: 4888390Abstract: A composition and method for forming the composition providing a molding composition of poly(arylene sulfide) and a crack resistance and/or an impact strength improving amount of a polymeric rubber chosen from among silicone rubber, ethylene-acrylic rubber, ethylene-propylene rubber, ethylene-propylene-diene rubber, and poly(butyl acrylate) rubber. In embodiments of the invention the improvement is enhanced by the addition of organosilane to the composition.Type: GrantFiled: November 27, 1985Date of Patent: December 19, 1989Assignee: Phillips Petroleum CompanyInventors: Yeon F. Liang, William H. Beever
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Patent number: 4851455Abstract: Self-cyclisable polymer such as polyacrylonitrile formed within aromatic polymer matrix is heat treated to improve the glass transition temperature and flow characteristics of the aromatic polymer. Polyaryletherketones are preferred as the matrix.Type: GrantFiled: November 22, 1988Date of Patent: July 25, 1989Assignee: Raychem PontoiseInventors: Claude Job, Michele Lamothe, Martine Jamet
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Patent number: 4837277Abstract: A resin composition comprising (A) 80 to 99.5% by weight of poly(4-methyl-1-pentene) and (B) 0.5 to 20% by weight of a thermoplastic resin having a reflective index between 1.48 and 1.80, typically polycarbonate and polyester has high resistance to food stains and a white color without a pigment and is suitable to mold into dishes.Type: GrantFiled: December 9, 1987Date of Patent: June 6, 1989Assignee: Mitsui Petrochemical Industries, Ltd.Inventor: Hiromi Shigemoto
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Patent number: 4798855Abstract: Thermoplastic molding materials contain, as essential components,(A) from 2 to 97.9% by weight of a nylon,(B) from 2 to 97.9% by weight of a polyaryl ether sulfone(C) from 0.1 to 30% by weight of a polymeric component having hydroxyl groupsand in addition(D) from 0 to 50% by weight of a rubber impact modifier and(E) from 0 to 60% by weight of reinforcing fillers.Type: GrantFiled: May 13, 1987Date of Patent: January 17, 1989Assignee: BASF AktiengesellschaftInventors: Dietrich Lausberg, Gerd Blinne, Peter Ittemann, Gerhard Heinz, Erhard Seiler, Manfred Knoll
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Patent number: 4772653Abstract: Tough, stain-resistant microwave cookware can be fabricated from an injection-moldable thermoformable blend, comprising:A. a thermoformable interpolymer, comprising at least one unsaturated dicarboxylic acid compound polymerized with at least one vinyl monomer, in an amount between about 25 and about 75 weight % based on the weight of the unfilled blend, andB. at least one thermoformable polymer, selected from the group consisting of polycarbonates (including polyestercarbonates), poly(aryl ether sulfone) resins, polyarylates, and polyetherimides in an amount between about 75 and about 25 weight % based on the weight of the unfilled blend.Type: GrantFiled: September 18, 1987Date of Patent: September 20, 1988Assignee: Amoco CorporationInventor: Lawrence A. McKenna
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Patent number: 4771089Abstract: Miscible blends of solids, non-crosslinked polymers are disclosed. The blends comprise from 2 to 95 parts by weight of a water-insoluble, hydrophobic polymer and, correspondingly from 98 to 5 parts by weight of a hydrophilic polymer. The blends are capable of absorbing at least their own weight in water.Type: GrantFiled: July 10, 1985Date of Patent: September 13, 1988Assignee: Minnesota Mining and Manufacturing Co.Inventor: Ronald F. Ofstead
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Patent number: 4749752Abstract: Fluoropolymer alloys made of melt fabricatable extra-high-molecular weight fluorinated ethylene-propylene copolymer (EHMW-FEP) and one or more other polymers. In fluoropolymer alloys made of EHMW-FEP and polytetrafluoroethylene, the weight percentage of the former is 0.1-99.9% and the latter is 99.9-0.1% respectively. The processes for preparing the fluoropolymer alloys are dried powder co-mill or wetted powder co-mill. Using the fluoropolymer alloys of this invention various kinds of articles have been fabricated by melt compression or cold compaction and sintering. These articles show a great improvement in creep property and also a prolonged service life in comparison with those made from ordinary polytetrafluoroethylene.Type: GrantFiled: March 24, 1986Date of Patent: June 7, 1988Assignee: Shanghai Institute of Organic Chemistry Academia SinicaInventors: Duan Youlu, Jin Shanrong, Huang Tingchun, Sun Jin, Yu Xinying
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Patent number: 4748208Abstract: A curable fluoroelastomer composition comprising:(a) a fluoroelastomeric copolymer of vinylidene fluoride and at least one other fluorinated monomer;(b) a curing accelerator comprising an iminum compound of the formula ##STR1## wherein R.sub.1 is a substituted or unsubstituted aryl group, R.sub.2 is an alkyl or halogenated alkyl group, a cycloalkyl or halogenated cycloalkyl group, or a substituted or unsubstituted aralkyl group, and X is a halogen atom;(c) a polyhydroxy compound as a cross-linking agent; and(d) a metal compound selected from a divalent metal hydroxide, a divalent metal oxide or a mixture thereof.Type: GrantFiled: June 5, 1987Date of Patent: May 31, 1988Assignee: Asahi Kasei Kogyo Kabushiki KaishaInventors: Michio Kasahara, Hideaki Kodera
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Patent number: 4740558Abstract: A thermoplastic resin composition containing polyphenylene oxide resin is provided, which is superior in processability and impact resistance as well as heat resistance, chemical resistance and hardness, said thermoplastic resin composition comprising(A) polyphenylene oxide resin or a resin composition containing the same, and(B) ethylene copolymer comprising 50-90% by weight of ethylene, 5-49% by weight of alkyl ester of .alpha.,.beta.-unsaturated carboxylic acid and 0.5-10% by weight of maleic anhydride.Type: GrantFiled: December 11, 1986Date of Patent: April 26, 1988Assignee: Sumitomo Chemical Company, LimitedInventors: Kentaro Mashita, Taichi Nishio, Takashi Sanada, Jinsho Nambu
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Patent number: 4734457Abstract: A process is disclosed for stabilization of natural rubber against oxidative degradation by incorporating therein phenolic derivatives of 3-hydroxymethyl-5-hydroxymethylthio-1,3,4-thiadiazolidine-2-thione and stabilized rubber compositions thereof.Type: GrantFiled: May 7, 1987Date of Patent: March 29, 1988Assignee: R. T. Vanderbilt Company, Inc.Inventor: Lester A. Doe, Jr.
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Patent number: 4698390Abstract: A molding composition containing a compatible blend of (i) a polycarbonate having repeating units derived from bis-(3,5-dimethyl-4-hydroxyphenyl)sulfone (TMBS), optionally a dihydric phenol such as 2,2-bis(4-hydroxyphenyl)propane (Bisphenol A) and a carbonate precursor, and (ii) a vinyl chloride derived polymer.Type: GrantFiled: April 10, 1986Date of Patent: October 6, 1987Assignee: Amoco CorporationInventors: Lloyd M. Robeson, James E. Harris, James H. Kawakami, Louis M. Maresca
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Patent number: 4680329Abstract: Polyphenylene ether resin compositions, optionally also containing polystyrenes, with improved impact properties and resistance to stress-cracking and delamination are prepared by blending with said resin at least one hydrocarbon polymer containing phosphorus acid or derivative (preferably phosphonate) groups and at least one fatty acid salt such as zinc stearate. Preferably, there are added to the blend at least one plasticizer (especially a triaryl phosphate) and at least one aromatic polymer containing acidic (especially sulfonic acid) substituents or salts thereof.Type: GrantFiled: August 19, 1985Date of Patent: July 14, 1987Assignee: General Electric CompanyInventors: Sterling B. Brown, Dennis J. McFay
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Patent number: 4614767Abstract: Moldable polyester-sulfone thermoplastic resins are prepared by coreacting a dihydric phenol and a bis(.alpha.,.alpha.-disubstituted acetic acid) sulfone or its reactive derivative. In one embodiment the polyester-sulfone resin can be molded to form articles. In another embodiment, the polyester-sulfone resin is blended with an impact-modified styrenic copolymer, polyethylene terephthalate, or polybutylene-terephthalate and the resulting blend is molded to form an article.Type: GrantFiled: July 29, 1985Date of Patent: September 30, 1986Assignee: Atlantic Richfield CompanyInventor: Barry D. Dean
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Patent number: 4590241Abstract: Thermoplastic polymer blends containing normally incompatible polymers prepared by incorporating into one polymer repeating units containing pendant cyclic iminoether groups to form a first reactive polymer and another reactive polymer having coreactive groups to form a second reactive polymer which is capable of reacting with said first reactive polymer to form linkages between the polymers wherein said blend is characterized by said first or second reactive polymer being blended or extended with miscible polymer(s) to form a reactive blend thereof.Type: GrantFiled: December 13, 1984Date of Patent: May 20, 1986Assignee: The Dow Chemical CompanyInventor: Ronald W. Hohlfeld
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Patent number: 4588623Abstract: A metal plated poly(aryl ether) containing article, said poly(aryl ether) comprising a blend of a poly(aryl ether) polymer, a styrene and/or acrylic copolymer and a compatibilizing amount of a polyhydroxyether.Type: GrantFiled: May 16, 1985Date of Patent: May 13, 1986Assignee: Union Carbide CorporationInventors: Tyler F. Hartsing, Jr., Marvin E. Sauers, Lloyd M. Robeson
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Patent number: 4578427Abstract: A coating resin composition is described, comprising from 50 to 99% by weight of a thermoplastic aromatic polyether ketone resin and from 50 to 1% by weight of a perfluoroalkoxy resin or a tetrafluoroethylene/hexafluoropropylene copolymer resin having hexafluoropropylene content of from 18 to 25% by weight. The composition, when applied to a steel plate, for example, produces a coating film which is greatly improved in water repellency while retaining the desirable properties of the polyether ketone, such as high heat resistance, good mechanical and electrical properties, and high chemical resistance.Type: GrantFiled: January 24, 1985Date of Patent: March 25, 1986Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Kazuo Hieda
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Patent number: 4550140Abstract: Circuit board substrates prepared from poly(aryl ether)s which contain repeating units derived from bis-(3,5-dimethyl-4-hydroxyphenyl) sulfone (TMBS) exhibit adequate glass transition temperatures (Tg), acceptable plateability and acceptable resistance to water absorption.Type: GrantFiled: March 20, 1984Date of Patent: October 29, 1985Assignee: Union Carbide CorporationInventors: Stephen B. Rimsa, James E. Harris, Herbert S. Chao, Louis M. Maresca