With A -o-c(=o)-o-, -o-c(=o)-hal Or Hal-c(=o)-hal Group-containing Reactant Or Polymer Thereof Patents (Class 525/146)
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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: 4587298Abstract: A composition useful for improving impact strength of an aromatic copolyester carbonate having isophthalate units comprising the said aromatic copolyester carbonate and impact modifier useful in impact modifying aromatic polycarbonate.Type: GrantFiled: February 1, 1985Date of Patent: May 6, 1986Assignee: General Electric CompanyInventor: Kenneth F. Miller
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Patent number: 4579905Abstract: A composition comprising an intimate thermoplastic admixture of at least two structurally dissimilar organic polymers, a delamination inhibiting effective amount of the first organic polymer covalent bond graft linked to the second organic polymer through a multifunctional graft linking agent of the insertion, electron deficient type the new admixtures are useful for the usual applications associated with the admixture properties.Type: GrantFiled: August 15, 1983Date of Patent: April 1, 1986Assignee: General Electric CompanyInventor: Herman O. Krabbenhoft
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Patent number: 4579910Abstract: Polycarbonate composition comprising, in physical admixture:(i) from about 10 to about 96 weight percent of at least one high molecular weight thermoplastic aromatic polycarbonate resin;(ii) from about 2 to about 35 weight percent of at least one olefin vinyl ester copolymer; and(iii) from about 2 to about 35 weight percent of at least one olefin vinyl alcohol copolymer or from about 2 to about 90 weight percent of at least one polyolefin.Type: GrantFiled: January 2, 1985Date of Patent: April 1, 1986Assignee: General Electric CompanyInventors: Harold F. Giles, Jr, Robert P. Hirt, Jr.
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Patent number: 4579909Abstract: There is provided a ternary component thermoplastic composition offering an improved combination of impact and flexural properties comprising an acrylate-styrene-acrylonitrile terpolymer resin, a poly (methyl methacrylate) resin, and a polycarbonate resin.Type: GrantFiled: December 18, 1984Date of Patent: April 1, 1986Assignee: General Electric CompanyInventors: Harold F. Giles, Jr., Jay N. Sasserath
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Patent number: 4579903Abstract: Copolyester-carbonate composition exhibiting improved resistance to organic solvents comprising, in admixture:(i) at least one aromatic copolyester-carbonate resin;(ii) at least one aromatic polycarbonate resin;(iii) at least one selectively hydrogenated block copolymer of a vinyl aromatic compound and an olefinic elastomer; and(iv) at least one polymer selected from an olefin acrylate copolymer, an olefin diene terpolymer, or mixtures thereof. The instant composition also exhibits improved impact properties and relatively high heat resistance.Type: GrantFiled: December 19, 1984Date of Patent: April 1, 1986Assignee: General Electric CompanyInventors: Ping Y. Liu, Edward L. Belfoure
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Patent number: 4576991Abstract: Flame retardant blends of an aromatic polycarbonate, preferably a tetraalkylsubstituted aromatic polycarbonate, and a copolymer of an alkenyl aromatic compound and a halogenated alkenyl aromatic compound are described. The ultraviolet light resistance and impact strength of articles molded from such compositions is superior to that of moldings prepared from corresponding blends of the polycarbonate, a polystyrene homopolymer and a conventional low molecular weight halogenated flame retardant agent.Type: GrantFiled: June 25, 1984Date of Patent: March 18, 1986Assignee: General Electric CompanyInventors: Glenn D. Cooper, deceased, Sai-Pei Ting
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Patent number: 4568723Abstract: A composition suitable for melt extrusion in film form comprising an intimate thermoplastic blend of: polypropylene, polycarbonate, and a saturated block copolymer of styrene-ethylene-butylene-styrene.Type: GrantFiled: November 8, 1984Date of Patent: February 4, 1986Assignee: Mobil Oil CompanyInventor: Pang-Chia Lu
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Patent number: 4564655Abstract: Polycarbonate composition exhibiting improved resistance to organic solvents comprised of, in admixture:(i) at least one high molecular weight thermoplastic aromatic polycarbonate resin;(ii) at least one selectively hydrogenated linear, sequential or radial teleblock copolymer resin of a vinyl aromatic compound (A).sub.n and (A').sub.n and an olefinic elastomer (B), of the A--B--A', A--(B--A--B).sub.n, A(BA).sub.n B, (A).sub.4 B, B(A).sub.4 or B((AB).sub.n B).sub.4 type wherein n is an integer of from 1 to 10; and(iii) at least one olefin-rubbery diene terpolymer; components (ii) and (iii) being present in amounts effective to improve the organic solvent resistance of said composition.The instant composition is useful in the production of extruded sheets and films, and injection or blow molded articles.Type: GrantFiled: December 10, 1984Date of Patent: January 14, 1986Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4564658Abstract: A modified thermoplastic molding composition having improved compatibility and mold releasability the composition comprising a thermoplastic polyester resin selected from the group consisting of polyethylene terephthalate, poly(1,4-butylene terephthalate), a co-polyester or any combination thereof and from about 0.1 to about 20% by weight based on the total composition of linear low density polyethylene. Optionally, the composition may have added thereto an effective amount of an aromatic polycarbonate for impact strength. The compositions may also contain an effective amount of at least one additive selected from the group consisting of fillers, reinforcing agents, nucleating agents, flow promoters, coloring agents, flame retardants, coupling agents and stabilizers.Type: GrantFiled: November 24, 1982Date of Patent: January 14, 1986Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4564654Abstract: The present invention relates to a process for the preparation and/or further processing of polymer blends of thermoplastic, aromatic tetramethylbisphenol F-containing polycarbonates with styrene/acrylonitrile copolymers and/or with styrene/acrylonitrile graft polymers on special rubbers.Type: GrantFiled: November 26, 1984Date of Patent: January 14, 1986Assignee: Bayer AktiengesellschaftInventors: Volker Serini, Christian Lindner, Horst Peters, Wolfgang Nising
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Patent number: 4563502Abstract: Thermoplastic molding composition of a polycarbonate and a linear low density polyethylene wherein a C.sub.4 -C.sub.7 alpha-olefin is the comonomer.Type: GrantFiled: January 27, 1984Date of Patent: January 7, 1986Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4559388Abstract: Copolyester-carbonate resin containing composition comprising, in physical admixture:(i) at least one aromatic copolyester-carbonate resin;(ii) at least one aromatic polycarbonate resin;(iii) at least one amorphous polyester resin; and(iv) at least one polymer selected from(a) an olefin acrylate copolymer,(b) a polyolefin, and(c) an olefin diene trepolymer.This composition contains amounts of components (ii)-(iv) effective to improve the resistance to mild organic solvents and the impact properties of the copolyester-carbonate resin.Type: GrantFiled: December 19, 1984Date of Patent: December 17, 1985Assignee: General Electric CompanyInventors: Ping Y. Liu, Edward L. Belfoure
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Patent number: 4552924Abstract: A process of molding a polymer admixture with improved compatability which comprises, preparing an admixture of (i) an aromatic carbonate polymer, (ii) a polyolefin or modified polyolefin in sufficient quantity to impact modify the aromatic carbonate polymer, and (iii) an amount of catalyst sufficient to compatibilize (i) and (ii) selected from the group consisting of basic compounds of alkali or alkaline earth metals and molding said admixture.Type: GrantFiled: August 20, 1984Date of Patent: November 12, 1985Assignee: General Electric CompanyInventors: Niles R. Rosenquist, John A. Tyrell
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Patent number: 4548991Abstract: Polycarbonate or polyestercarbonate compositions having superior environmental stress crack resistance are obtained by blending with up to about 12 weight percent of a polymer of 4-methyl-1-pentene.Type: GrantFiled: May 9, 1983Date of Patent: October 22, 1985Assignee: The Dow Chemical CompanyInventor: Darrell C. Feay
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Patent number: 4544706Abstract: Carbonate polymer compositions comprise extruded blends of a carbonate polymer and a copolymer consisting essentially of a monovinylidene aromatic comonomer and an .alpha.,.beta.-ethylenically unsaturated comonomer having a polar group. Optionally, a small amount of monovinylidene copolymer can be blended with said composition. Such compositions exhibit high impact strengths, improve the melt processability of the carbonate polymer and are advantageously highly transparent and exhibit low haze.Type: GrantFiled: November 14, 1983Date of Patent: October 1, 1985Assignee: The Dow Chemical CompanyInventors: Charles R. Finch, Leslie E. Wallace, Thomas E. Evans
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Patent number: 4544677Abstract: A foamable thermoplastic composition comprising in admixture (a) a polycarbonate resin, alone, or with (b) a polyester, (c) a minor amount of a foaming agent and (d) a minor amount of an inorganic non-fibrous particulate nucleating agent, alone, or with a particulate organic polymeric material, wherein (d) has an aspect ratio of about 1 and a small particle size.Type: GrantFiled: April 10, 1984Date of Patent: October 1, 1985Assignee: General Electric CompanyInventors: Richard B. Allen, Roger W. Avakian
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Patent number: 4543291Abstract: A multilayer structure comprising an outer layer of aromatic polycarbonate, an outer layer of a polyolefin and a tie layer between the aromatic polycarbonate and polyolefin layer, such tie layer comprising a copolymer of an olefin and an acrylate.Type: GrantFiled: December 12, 1984Date of Patent: September 24, 1985Assignee: General Electric CompanyInventors: Harold F. Giles, Jr., Lorene E. Baccaro
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Patent number: 4543292Abstract: A multilayer structure comprising an outer layer of aromatic polycarbonate and an outer layer of a polyolefin, said outer layers tied together with a layer comprising an admixture of a polyolefin and a polyalkylene terephthalate, the polyalkylene terephthalate present in said quantities in the tie layer so as to provide adhesion between the outer layers.Type: GrantFiled: December 12, 1984Date of Patent: September 24, 1985Assignee: General Electric CompanyInventors: Harold F. Giles, Jr., Lorene E. Baccaro
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Patent number: 4539371Abstract: The present invention provides a method for improving the environmental stress crack resistance of high impact poly(p-methylstyrene) by blending high impact poly(p-methylstyrene) with an additive copolymer having a higher environmental stress crack resistance. The invention further provides a shaped container resistant to fats.Type: GrantFiled: December 30, 1983Date of Patent: September 3, 1985Assignee: Mobil Oil CorporationInventor: Binnur Z. Gunesin
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Patent number: 4539370Abstract: The present invention relates to thermoplastic moulding compositions of (A) thermoplastic polycarbonates, mixed with (B) thermoplastic polyalkylene terephthalates and, if appropriate, with (C) elastomeric polymers, which are characterized in that they contain (D) a thermoplastic based on a polyether-imide.Type: GrantFiled: July 17, 1984Date of Patent: September 3, 1985Assignee: Bayer AktiengesellschaftInventors: Werner Nouvertne, Wolfgang Stix
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Patent number: 4536542Abstract: Normally glossy thermoplastic compositions of aromatic polycarbonates, alone, or with second resins are surface-altered by adding a small effective amount of a solid terpolymer of ethylene, carbon monoxide and a third monomer, e.g., vinyl acetate.Type: GrantFiled: November 18, 1983Date of Patent: August 20, 1985Assignee: General Electric CompanyInventor: Richard B. Allen
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Patent number: 4532283Abstract: A composition with increased resistance to environmental stress cracking and crazing comprising a blend of (a) an aromatic carbonate polymer resin and (b) an effective amount of a coupled resin block copolymer of polymerized vinyl aromatic units connected to polymerized diene units.Type: GrantFiled: September 23, 1982Date of Patent: July 30, 1985Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4532282Abstract: Thermoplastic molding compositions are described which comprise an admixture of (a) an aromatic polycarbonate resin, (b) an olefinic polymer or copolymer and (c) a third component which is a copolymer of an olefin and an acrylate, methacrylate, acrylic acid or methacrylic acid. The presence of the third component enhances impact strength in thicker sections and improves weld line strength.Type: GrantFiled: March 16, 1983Date of Patent: July 30, 1985Assignee: General Electric CompanyInventors: Ping Y. Liu, David E. Overton
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Patent number: 4529778Abstract: A process for preparing aromatic-moiety-containing polymers having modified physical properties is disclosed. Briefly, the process comprises reacting in the presence of a Friedel-Crafts catalyst: (a) a suitable aromatic-moiety containing polymer resin and (b) a homopolymer of .omega.-halo-.alpha.-olefins, or co- or terpolymer of .omega.-halo-.alpha.-olefins with other .alpha.-olefins and/or ethylene.Type: GrantFiled: September 22, 1983Date of Patent: July 16, 1985Assignee: Conoco Inc.Inventor: Mark L. Shannon
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Patent number: 4526921Abstract: An acetal resin composition comprising an acetal resin and a low molecular weight polycarbonate compound having an intrinsic viscosity of 0.2 dl/g or less in methylene chloride at 25.degree. C. and, optionally, an organic or inorganic filler is disclosed. Said composition has improved surface gloss and weather resistance.Type: GrantFiled: March 5, 1984Date of Patent: July 2, 1985Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Masanori Sakurai, Junichi Miyawaki, Toshikazu Umemura, Akiyoshi Shibata
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Patent number: 4526926Abstract: Blends of carbonate polymer, such as a polycarbonate of bisphenol-A, and a rubber-modified copolymer, such as an acrylonitrile/butadiene/styrene (ABS) resin prepared by mass, bulk or mass suspension polymerization techniques, or by agglomerating particles prepared by emulsion polymerization techniques, exhibit good physical properties and a low gloss finish. Such blends are particularly useful in the manufacture of molded parts. Such blends are color stable and exhibit small amounts of yellowing.Type: GrantFiled: April 22, 1983Date of Patent: July 2, 1985Assignee: The Dow Chemical CompanyInventors: Christian A. Weber, William P. Paige
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Patent number: 4522980Abstract: A composition useful for improving impact strength of an aromatic copolyester carbonate having isophthalate units comprising the said aromatic copolyester carbonate and impact modifier useful in impact modifying aromatic polycarbonate.Type: GrantFiled: December 27, 1982Date of Patent: June 11, 1985Assignee: General Electric CompanyInventor: Kenneth F. Miller
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Patent number: 4520164Abstract: Thermoplastic molding compositions are described which comprise a miscible admixture of (a) an aromatic polycarbonate resin, (b) an olefinic polymer or copolymer and a minor amount of (c) a third component which is an acrylic polymer. The presence of the acrylic polymer permits the incorporation of amounts of component (b) in excess of 10 parts by weight per 100 parts by weight of (a) and (b) together to improve the stress cracking resistance without normally attendant loss in ductility.Type: GrantFiled: December 22, 1982Date of Patent: May 28, 1985Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4515921Abstract: The invention relates to thermoplastic aromatic polycarbonates which structural units are characterized by their end groups which are residues of ##STR1## and is predicated on the surprising and unexpected findings that high melt flow polycarbonates of this type are rendered improved impact performance by admixing therewith small amounts of an impact modifier.Type: GrantFiled: July 21, 1982Date of Patent: May 7, 1985Assignee: Mobay Chemical CorporationInventor: Mark W. Witman
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Patent number: 4513119Abstract: Novel compositions with high resistance environmental stress cracking and crazing comprise:(a) an aromatic carbonate polymer; and(b) a modifier combination therefor comprising:(i) a coupled resinous block copolymer of polymerized vinyl aromatic compound and a polymerized diene;(ii) an olefin-acrylate or methacrylate copolymer; and(iii) a precompounded homogeneous resin composition, compatible under working conditions, comprising an olefinic resin and an elastomeric polyisobutylene resin.Type: GrantFiled: April 21, 1983Date of Patent: April 23, 1985Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4504626Abstract: Novel compositions with improved resistance to environmental stress cracking and crazing comprising(a) an aromatic carbonate polymer; and(b) a modifier combination therefor comprising(i) a thermoplastic olefin polymer insoluble therein; and(ii) a linear low density polyolefin.Type: GrantFiled: September 23, 1982Date of Patent: March 12, 1985Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4504623Abstract: A method of preparing a polymer mixture comprising polyvinyl chloride, an aromatic polycarbonate and a rubber like polymeric, characterized in that first a premixture comprising 60-90% by weight of aromatic polycarbonate and 10-40% by weight of rubber like polymer is prepared by mixing at a temperature above about 220.degree. C., after which the resulting premixture is cooled to a temperature below about 220.degree. C. and is mixed with the polyvinyl chloride.Type: GrantFiled: December 9, 1983Date of Patent: March 12, 1985Assignee: General Electric CompanyInventors: Jean M. H. Heuschen, Jan Bussink, Willem L. Sederel
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Patent number: 4497924Abstract: A moldable and compatible blend of 5 to 95 weight percent of an aromatic polyformal comprising from about 20 weight percent to 100 weight percent of repeating units (I) having the formula ##STR1## and from 0 weight percent to about 80 weight percent of repeating units (II) having the formula ##STR2## in which the repeating units (I) and the repeating units (II) are connected by interbonding units (III) having the formula--CH.sub.2 -- (III)wherein Y is selected from alkyl groups of 1 to 4 carbon atoms, chlorine or bromine, each z, independently, has a value of from 0 to 4 inclusive, n has a value of 0 or 1, and R.sub.1 is a divalent saturated or unsaturated aliphatic hydrocarbon radical, O, CO, SO.sub.2, S or a direct bond, with the proviso that when R.sub.1 is SO.sub.2 then repeating unit (II) is not the same as repeating unit (I), and 95 to 5 weight percent of a styrene copolymer or terpolymer and/or vinyl chloride containing polymers.Type: GrantFiled: April 18, 1983Date of Patent: February 5, 1985Assignee: Union Carbide CorporationInventors: Lloyd M. Robeson, James E. Harris, Louis M. Maresca
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Patent number: 4496693Abstract: A composition comprising an admixture ofa. an aromatic carbonate polymer,b. a polyolefin or modified polyolefin in sufficient quantity to impact modify the aromatic carbonate polymer, andc. an amount of catalyst sufficient to compatibilize a and b selected from the group consisting of basic compounds of alkali or alkaline earth metals.Type: GrantFiled: December 1, 1983Date of Patent: January 29, 1985Assignee: General Electric CompanyInventors: Niles R. Rosenquist, John A. Tyrell
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Patent number: 4491649Abstract: Polyphenylene ether resins impact modified with a rubbery impact modifier such as an ABA block copolymer or a polyolefin is made more processable by further compounding with a moderate amount of an aromatic polycarbonate. The compositions exhibit markedly high impact strength and high heat distortion temperature characteristics.Type: GrantFiled: December 1, 1983Date of Patent: January 1, 1985Assignee: Borg-Warner Chemicals, Inc.Inventors: John C. Falk, Ronald L. Jalbert, Klementina F. Khait
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Patent number: 4481338Abstract: This invention relates to flame-resistant polymer mixtures of polycarbonate and polyphosphate, which mixtures may contain organic chlorine and bromine compounds, glass fibres and polytetrafluoroethylene.Type: GrantFiled: August 31, 1983Date of Patent: November 6, 1984Assignee: Bayer AktiengesellschaftInventors: Volker Serini, Werner Nouvertne, Dieter Freitag
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Patent number: 4481312Abstract: A process for the production of sheet structure, including fibres from plastics solutions containing deped, burr-shaped or fibrous polyacetylene particles, in which process the solution is shaped to form a sheet and the solvent is removed and the sheet structure thus prepared.Type: GrantFiled: March 26, 1982Date of Patent: November 6, 1984Assignee: Bayer AktiengesellschaftInventors: Jurgen Hocker, Rudolf Merten, Bernd Willenberg
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Patent number: 4481331Abstract: Novel compositions with high resistance to environmental stress cracking and crazing comprise:(a) an aromatic carbonate polymer; and(b) a modifer combination therefor comprising:(i) a selectively hydrogenated linear, sequential, or radial teleblock copolymer resin of a vinyl aromatic compound (A).sub.n and (A').sub.n and an olefinic elastomer (B) of of the A--B--A'; A--(B--A--B).sub.n --A; A(BA).sub.n B; (A).sub.4 B; B(A).sub.4 ; or B((AB).sub.n B).sub.4 type, wherein n is an integer from 1 to 10;(ii) an olefin-acrylate or methacrylate copolymer, alone, or in further combination with(iii) a polyolefin.Type: GrantFiled: March 22, 1983Date of Patent: November 6, 1984Inventor: Ping Y. Liu
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Patent number: 4477627Abstract: The impact strength of unsubstituted aromatic polycarbonate resins is improved by inclusion of certain gel materials with the resin before molding. The gel additive can be derived from a rubber modified alkenyl aromatic resin, is in the form of rubbery particles comprised of rubber, rubber grafted alkenyl aromatic resin and occluded alkenyl aromatic resin, and is substantially free of all but trace amounts of soluble alkenyl aromatic homopolymer.Type: GrantFiled: October 27, 1983Date of Patent: October 16, 1984Assignee: General Electric CompanyInventors: William R. Haaf, Gim F. Lee, Jr., Glenn D. Cooper, deceased
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Patent number: 4476274Abstract: High molecular weight thermoplastic polyesters and polyester blends having unexpected improved impact strength by incorporating therein linear low density polyethylene and glass fibers.Type: GrantFiled: January 3, 1983Date of Patent: October 9, 1984Assignee: General Electric CompanyInventor: Nan-I Liu
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Patent number: 4473685Abstract: Flame retardant, non-dripping polycarbonate compositions exhibiting good thick section impact comprised of, in admixture:(i) a minor amount of a fluorinated polyolefin; and(ii) a carbonate copolymer based on the reaction products of(a) a carbonate precursor,(b) at least one halogen-free and sulfur free dihydric phenol, and(c) at least one halogen-free thiodiphenol.Type: GrantFiled: July 28, 1983Date of Patent: September 25, 1984Assignee: General Electric CompanyInventor: Victor Mark
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Patent number: 4464487Abstract: Carbonate polymer compositions comprise a carbonate polymer having dispersed therein a concentrate consisting essentially of a copolymer of an alkenyl-aromatic monomer and an .alpha.,.beta.-olefinically unsaturated nitrile monomer and a powdered or crystalline additive. The concentrates allow for good dispersion of additives in the carbonate polymer, provide for clean and efficient use of additives, and are easily processable. The copolymeric base resin does not deleteriously affect the good physical properties of the carbonate polymer with which it is blended at typical additive let down levels.Type: GrantFiled: December 17, 1982Date of Patent: August 7, 1984Assignee: The Dow Chemical CompanyInventors: Lowell S. Thomas, William P. Paige
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Patent number: 4464512Abstract: Novel thermoplastic molding compositions that are stabilized against hydrolytic degradation comprising an aromatic polyester-carbonate resin and a linear low density polyolefin resin having a density of about 0.89 to 0.96 gm/cc.Type: GrantFiled: July 5, 1983Date of Patent: August 7, 1984Assignee: General Electric CompanyInventors: Ping Y. Liu, Kenneth F. Miller
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Patent number: 4463132Abstract: A novel thermoplastic composition is disclosed which is based on polyolefin and a block copolymer of a dihydric phenolic monomer, a carbonate precursor and a polyphenylene oxide resin. These compositions may be used as molding resins and have better compatibility than admixtures of aromatic polycarbonate and a polyolefin.Type: GrantFiled: June 15, 1983Date of Patent: July 31, 1984Assignee: General Electric CompanyInventors: John A. Tyrell, Ping Y. Liu, Gary L. Freimiller
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Patent number: 4463130Abstract: This invention relates to flame-resistant polymer mixtures of polycarbonate, styrene polymer and/or graft polymer and polyphosphate, which mixtures may contain organic chlorine and bromine compounds and polytetrafluoroethylene used for the production of moulded articles such as electrical housings, electrical insulators, and for moulded automobile parts such as coverings, dashboards and so forth.Type: GrantFiled: August 31, 1983Date of Patent: July 31, 1984Assignee: Bayer AktiengesellschaftInventors: Volker Serini, Horst Peters, Udo Rudolph, Josef Buekers, Werner Nouvertne, Dieter Freitag
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Patent number: 4456725Abstract: A composition of an aromatic of an aromatic carbon polymer, an acrylate impact modifier and an aliphatic hydrocarbon low temperature impact modifier.Type: GrantFiled: December 20, 1982Date of Patent: June 26, 1984Assignee: General Electric CompanyInventors: Ping Y. Liu, Niles R. Rosenquist
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Patent number: 4454275Abstract: An improved flame retardant polyester-carbonate composition comprised of an admixture of (i) an aromatic polyester-carbonate, (ii) an organic alkali metal salt of sulfonic acid or an organic alkaline earth metal salt of sulfonic acid or mixtures thereof, and (iii) a fluorinated polyolefin.Type: GrantFiled: August 11, 1982Date of Patent: June 12, 1984Assignee: General Electric CompanyInventor: Niles R. Rosenquist
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Patent number: 4454287Abstract: Compositions of a thermoplastic polyolefin resin reinforced with glass fibers and including a minor amount of a high molecular weight aromatic polycarbonate resin as a impact modifier.Type: GrantFiled: December 22, 1982Date of Patent: June 12, 1984Assignee: General Electric CompanyInventor: Ping Y. Liu
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Patent number: 4446278Abstract: A new class of polymer blends comprising (I) block copolymers of polyphenylene oxides and sterically-hindered aromatic polycarbonates and (II) vinyl aromatic resins.Type: GrantFiled: May 12, 1983Date of Patent: May 1, 1984Assignee: General Electric CompanyInventor: George R. Loucks