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4948839 |
Composition
A composition comprising a modified polyester, said modification being in the additional presence in the backbone of the polyester unsaturated aliphatic diester repeating units, the said modified...
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4945130 |
Molding compositions of polycarbonate, thermotropic polymer, graft polymer and fluorinated polyolefin
Moldings of mixtures of an aromatic polycarbonate and a thermotropic polymer show a reduced tendency towards delamination when they contain a fluorinated polyolefin and an elastomeric graft polymer.
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4945126 |
Methods of improving friction and wear properties of polymer systems
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...
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4929672 |
Polycarbonate modified with a grafted olefin copolymer
A polycarbonate blend of good impact strength, solvent resistance and weldline properties is prepared by admixing with polycarbonate a grafted olefin/carbon monoxide copolymer and, optionally, a...
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4929689 |
Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers
The present invention relates to poly-(C 2 -C 10 -α-olefine)-carboxylic acids of Mw (weight average) 2000 to 350,000, to their preparation by oxidative degradation of polyolefines or by reaction...
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4929674 |
Mixtures of thermoplastic poly(ester) carbonates with thermoplastic polyurethanes
This invention relates to mixtures of thermoplastic aromatic poly(ester)carbonates with thermoplastic polyurethanes containing special graft polymers and, optionally, suitable additives, to a...
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4929673 |
Polycarbonate/styrenic blends modified with a grafted olefin copolymer
A polycarbonate blend having both improved solvent resistance and improved impact strength comprising in admixture a polycarbonate, a styrenic thermoplastic resin, a grafted olefin/carbon monoxide...
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4923920 |
Mixtures of elastomer latices and dispersions of aromatic polycarbonates, polyesters or polyester carbonates and products produced therefrom
This invention relates to mixtures of at least one elastomer latex with at least one dispersion of an aromatic polycarbonate, aromatic polyester or aromatic polyester carbonate.
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4912166 |
Curable blends of fluoroelastomer and poly(ether-ketone-ketone)
A blend of tetrafluoroethylene and a poly(oxy-p-phenyleneisophthaloyl-phenylene/oxy-p-phenylenete
rephthaloyl- p-phenylene) (PEKK) results in improved processing of the fluoroelastomer at...
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4906689 |
Low-gloss aromatic carbonate polymer blend
A low gloss thermoplastic blend is produced by blending an aromatic polycarbonate with a very high rubber ABS made by emulsion polymerization.
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4906696 |
Transparent, thermoplastically processable polymer blends made of an aromatic polycarbonate and a methyacrylate polymer
Transparent, thermoplastically processable polymer blends of (A) polycarbonates, especially Bisphenol A polycarbonates, and (B) methyacrylate copolymers are disclosed. They are prepared from 95 to...
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4906688 |
Thermoplastic moulding compositions of the ABS type of improved toughness and processability
Thermoplastic moulding compounds containing (A) from 5-90 parts by weight of one or more thermoplastic polymers, (B) from 5-90 parts by weight of one or more graft polymers and (C) from...
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4904733 |
Process for producing thermoplastic molding compositions from polycondensation resins and aqueous latexes
The invention relates to a process for the production of molding compositions from a thermoplastic polycondensation resin susceptible to degradation at high temperature in the presence of H 2 O,...
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4902746 |
Use of mixtures of polycarbonates and styrene polymers as substrates for optical storage media
The invention relates to the use of mixtures consisting of 5 to 95% by weight of an aromatic polycarbonate of which the linear chains contain from 0.1 mol-% to 50 mol-% bifunctional structural...
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4900784 |
PBT-PC-rubber-brominated FR high tracking resistance+VO
The invention relates to polymer mixtures having a comparative tracking index of more than 400 volts (KC) and a VO-value according to UL-94. The polymer mixtures according to the invention comprise...
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4897448 |
Polyester/polycarbonate blends
An impact modified polyester-polycarbonate blend, comprising: 1. 20-45 wt % of a poly(ethylene terephthalate) resin, 2. 20-50 wt % of a poly(cyclohexylene dimethylene terephthalate) resin, ...
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4895897 |
Aromatic carbonate compositions modified with oxazoline functionalized polystyrene reacted with an ethylene elastomer containing reactive polar groups
Aromatic carbonate compositions having improved impact properties comprising an aromatic carbonate resin and a functionalized elastomeric polymer that is the reaction product of an ethylene...
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4895898 |
Thermoplastic moulding materials of improved processability
The present invention relates to thermoplastic moulding materials containing thermoplastic polycarbonates, graft polymers and two different copolymers and, if appropriate, customary amounts of...
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4894423 |
Environmental stress failure resistant polycarbonate
Environmental stress failure resistant and impact resistant polycarbonates useful for producing molded plastic components are prepared from an aromatic polycarbonate and a copolymer of ethylene and...
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4888401 |
Molding material for optics
A resin composition for optics is disclosed, which mainly comprises a graft copolymer comprising a styrene resin and an aromatic polycarbonate each having a specific molecular weight at a specific...
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4883836 |
Blend of polycarbonate and polyamide compatibilized with a polyalkyloxazoline
Polyalkyloxazolines are useful as compatibilizing agents in polycarbonate/polyamide resin blends.
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4883840 |
Elastomer modified polycarbonate compositions of improved impact strength
Polycarbonate and blends of polycarbonate with polyalkylene terephthalate are improved in impact properties by incorporation of a modifier comprising an EPM and/or EPDM elastomer in combination...
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4883841 |
Polycarbonate compositions having multiple phase impact modifiers therein
Polycarbonates are blended with an impact modifier to improve the impact resistance thereof. The impact modifier is a multiple phase polymer system prepared by subsequent multiple stage...
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4879346 |
Blends of a silicone-polycarbonate block copolymer with a compatibilized alloy of polyphenylene ether resin/polyester resin
Blends of a silicone-polycarbonate block copolymer with a compatibilized alloy of polyphenylene ether and polyester resins comprise a class of thermoplastic materials with physical properties...
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4877833 |
Heat resistant copolymer composition
A heat resistant copolymer composition is provided by blending two kinds of copolymers one of which is obtainable by polymerizing a maleimide monomer (A), an aromatic vinyl monomer (B), an...
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4877813 |
Bearing resin material
Resin bearing material consists essentially of at least one thermoplastic resin material selected from the group consisting of polyacetal, polyamide, polycarbonate, polyphenylene sulfide,...
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4874816 |
Vinyl copolymers with grafted-on polycarbonate chains, their production and use
The invention relates to a process for the production of vinyl copolymers with grafted-on polycarbonate chains, to the grafted vinyl copolymers obtainable by the process according to the invention,...
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4873277 |
Aromatic carbonate resin exhibiting improved impact properties
An aromatic carbonate resin composition exhibiting improved impact properties comprised of: (i) at least one aromatic carbonate resin; (ii) at least one effective amount of at least one...
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4861829 |
Thermoplastic polycarbonate moulding materials
The present invention relates to thermoplastic moulding materials from polydiorganosiloxane-polycarbonate block copolymers and copolymers from styrenes and maleic anhydride and, if appropriate,...
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4855356 |
Ternary polymer blends containing a polyetherimide, a polyphthalate carbonate, and rubber modified vinyl aromatic polymer
The present invention relates to ternary polymer blends containing (a) a polyetherimide, (b) a rubber modified vinyl aromatic polymer, and (c) a polyphthalate carbonate. The blends have excellent...
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4847153 |
Metal plated molded compositions containing polycarbonate and a certain ABS resin
The invention concerns thermoplastic molding compositions comprising a blend of a polycarbonate resin, a conjugated diene graft polymer and an impact modifying agent characterized in that said...
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4839426 |
Misciblizing blends of polycarbonate and styrene copolymers
Blends of polycarbonate resins with styrene-acrylonitrile types of copolymers are rendered miscible by the presence of a polysulfone-carbonate resin.
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4837277 |
Poly(4-methyl-1-pentane) composition and articles molded therefrom
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...
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4831082 |
Impact modified aromatic carbonate compositions
An aromatic carbonate resin composition substantially free of non-crosslinked or linear styrene-acrylonitrile resin exhibiting improved impact properties comprised of: (i) at least one...
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4826900 |
Ignition resistant modified carbonate polymer composition
An ignition resistant carbonate polymer composition comprising a mixture of one or more carbonate polymers, and a high elastic memory polytetrafluoroethylene having a heat shrinkage equal to or...
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4812514 |
Polymer blends
Polycarbonate resin compositions are disclosed comprising: (a) a polycarbonate resin; (b) an ABS-type terpolymer; and (c) at least one polyether-polycarbonate-polyether ABA-type triblock copolymer....
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4806599 |
Polyolefin/polycarbonate/polyolefin triblock copolymers
New polymeric compositions comprising polyolefin-polycarbonate-polyolefin triblock copolymers and a method of preparation comprising reacting a monohydroxy polyolefin in an organic solvent with a...
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4804711 |
Melt blending of a carboxy terminated polystyrene oligomer with an aromatic polyester
A process which comprises mixing a melt of an amorphous aromatic polyester with a melt of a carboxy terminated polystyrene oligomer, said oligomer having a number average molecular weight of from...
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4792477 |
Laminate of modified polycarbonate resin and modified polyolefin resin
There is provided a thermoplastic resin laminate, comprising a modified aromatic polycarbonate type resin containing (a) functional groups selected from aliphatic hydroxyl groups, carboxyl groups...
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4788263 |
Aromatic polycarbonate resin blends
An aromatic polycarbonate resin blend characterized by improved melt-flow properties particularly suited for blow molding. The blend consists of at least 80 percent of cyclic polycarbonate oilgomer...
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4788251 |
Polyester-polycarbonate compositions with favorable melt viscosity properties
Polyester-polycarbonate blends having increased melt viscosity, and useful in such applications as blow molding, profile extrusion and thermoforming, are prepared by incorporating at least one...
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4785053 |
Optical resin material having improved birefringence
An optical resin material comprising at least two constituent units each having positive and negative main polarizability differences of at least 50×10 -25 cm 3 in terms of absolute values has...
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4778855 |
Thermoplastic molding compositions exhibiting improved melt flow properties
An aromatic carbonate resin composition comprising: (i) at least one aromatic carbonate resin; and (ii) a copolyetherester comprised of a multiplicity of long chain ester units and short...
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4777214 |
Blends of poly(arylene ether ketones) and tetrafluoroethylene copolymers
The invention relates to novel compositions comprising an admixture of (a) a semi-crystalline, thermoplastic poly(arylene ether ketone) having a crystalline melting point above about 320° C. and...
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4777215 |
Thermoplastic mixtures of aromatic polycarbonates and polystyrenes and their use as substrates for optical data memories
The present invention relates to thermoplastic mixtures of 90 to 20% by weight of an aromatic polycarbonate with an Mw of 15,000 to 25,000 and p-(iso-C 8 -C 9 -alkyl)-phenyl end groups and 10 to...
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4774289 |
Thermoplastic moulding compositions of polycarbonate and terpolymers
Thermoplastic moulding compositions containing: A. 1-99 parts by weight of an aromatic thermoplastic polycarbonate or several aromatic thermoplastic polycarbonates and B. 1-99 parts by weight...
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4766165 |
Thermoplastic moulding compositions having flame-retarding properties
The present invention relates to flame-retarding moulding compositions which are based on thermoplastic polycarbonates, copolymers of styrenes and maleic anhydride, phosphorus compounds of the...
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4760117 |
Method for preparing copolycarbonates from cyclic polycarbonate oligomers
Copolycarbonates are prepared by ring-opening cyclic polycarbonate oligomers with various nucleophilic polymers. The latter include "living" anionic vinyl polymers; polymers such as polyphenylene...
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4753994 |
Flame retardant polycarbonate compositions
The present invention is related to polycarbonate molding compositions containing a co-precipitate of a polycarbonate resin and a fluoropolymer. This co-precipitate was found to be suitable as an...
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4751260 |
Flame-retarding, polycarbonate moulding materials of high impact strength
The present invention relates to flame-retarding, thermoplastic polycarbonate moulding materials of high impact strength consisting of halogen-containing polycarbonates, copolymers formed from...
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