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4749749 |
Compatible mixtures of a polycarbonate and a methacrylate copolymer
Transparent, thermoplastically processible polymer mixtures comprised of: (A) Polycarbonates, particularly bisphenol A polycarbonates; and (B) Copolymers of methyl methacrylate and...
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4749752 |
Fluoropolymer alloys
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...
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4748203 |
Polymer mixture with PC and HIPS
The invention relates to polymer mixtures which comprise an aromatic polycarbonate and a rubber-modified polystyrene. The polystyrene used is characterized by a particular structure: a polystyrene...
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4746703 |
Oriented plastic film having specific surface topography
This invention relates to a biaxially or multi-axially oriented, heat set film, which has on its surface numerous unevenesses, which comprise indentations around a protrusion. The protrusions...
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4743654 |
Single phase blends of polycarbonate and polymethyl methacrylate
Clear, transparent, single phase blends of polycarbonate and a polyalkyl methacrylate in which the alkyl radical contains from 1 to about 10 carbon atoms, and in which the polycarbonate and the...
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4743650 |
Thermoplastic molding blends of polycarbonates and polyurethanes
Thermoplastically moldable polycarbonate resins are improved by the blending therewith a thermoplastically moldable polyurethane characterized by high impact resistance, high flexural modulus, and...
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4737545 |
Ternary polycarbonate blends
A composition comprising a. a major amount of an aromatic carbonate polymer; b. a minor amount of an aromatic carbonate polymer impact modifying composition comprising (i) a linear,...
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4735993 |
Binary polycarbonate blends
A composition comprising an admixture of: (a) at least one high molecular weight aromatic carbonate resin; and (b) an impact modifying, gasoline solvent resistant effective amount of an...
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4731417 |
Multicomponent resin composition variable in light transmittance with temperature
Disclosed is a multicomponent resin composition which is essentially a blend of three polymers, each of which may be a copolymer, and undergoes a change in light transmittance and color with...
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4728716 |
Polycarbonate exhibiting improved impact properties containing divalent residue of polymerized alkadiene monomer
An aromatic carbonate resin comprised of: (i) at least one recurring structural unit represented by the formula ##STR1## (ii) at least one recurring structural unit selected from structural...
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4710534 |
Low gloss, flame reterdant, impact resistant polycarbonate composition
A composition comprising (a) a major quantity of aromatic polycarbonate; (b) a minor amount of a polyalkylene terephthalate wherein the alkylene group is from 2 to about 10 carbon atoms, and...
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4705822 |
Ordered, alternating sulfone polycarbonate composition
This invention relates to moldable polycarbonate compositions and in particular to moldable polycarbonates which have ordered, alternating repeating units derived from...
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4705827 |
Resin composition comprising unsaturated dicarboxylic acid anhydride polymer, polycarbonate resin and modified olefin polymer
A thermoplastic resin composition having excellent physical properties such as heat resistance and impact resistance and being improved in resistance to heat decomposition which comprises: (A)...
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4704432 |
Blends of polyestercarbonate with 4-methyl-1-pentene polymers
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.
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4698390 |
Miscible blends of polycarbonate with vinyl chloride derived polymers
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...
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4683267 |
Thermoplastic moulding compounds based on polyoxymethylene and polymeric adipatecarbonate mixed esters
Moulding compounds consisting of a mixture of (A) from 99.99 to 60 parts, by weight, of a polyoxymethylene; (B) from 0 to 40 parts, by weight, of an elastomer having a softening temperature below...
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4680343 |
Chlorinated poly(vinyl chloride) thermoplastic alloys
A process and a composition for preparing chlorinated poly(vinyl chloride) alloys containing aromatic polycarbonates, ethylene-based functional polymers, and impact modifiers is described. The...
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4673708 |
Impact modified polyetherimide-polycarbonate blends
Ternary polymer blends contain (a) a polyetherimide, (b) a polycarbonate and (c) a minor amount of an acrylic rubber interpolymer composite. These blends are characterized by high impact strengths...
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4670508 |
Thermoplastic resin composition
A thermoplastic resin composition comprising a melt mixed product of (A) 70% to 98% by weight of at least one thermoplastic resin selected from the group consisting of polyamides, polyacetals,...
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4666985 |
Composition
Thermoplastic molding composition of a polycarbonate and a linear low density polyethylene wherein a C 4 -C 7 alpha-olefin is the comonomer.
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4665122 |
Polycarbonate blends
A moldable and compatible blend of 5 to 95 weight percent polycarbonate comprising from about 20 weight percent to 100 weight percent of repeating units (I) having the formula ##STR1## and from 0...
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4663391 |
Polycarbonate composition exhibiting improved wear resistance
An aromatic carbonate resin composition exhibiting improved wear resistance comprised of, in physical admixture: (i) at least one aromatic carbonate resin; and (ii) at least 6 weight percent,...
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4657980 |
Thermoplastic resin blend comprising 80 to 95 wt % of polycarbonate and 5 to 20 wt % of poly-p-methylstyrene
A thermoplastic resin composition which comprises 80 to 95 wt % of polycarbonate resin and 5 to 20 wt % of poly-p-methylstyrene. The thermoplastic resin composition is useful as a molding material...
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4657977 |
Poly(etherimide-carbonate) block copolymers and polymer blends containing same
Novel block copolymers containing polyetherimide and polycarbonate segments are prepared from hydroxy terminated polyetherimide oligomers, a dihydric phenol and phosgene or a phosgene precursor....
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4657973 |
Polycarbonate resin composition
Polycarbonate resin compositions are disclosed, comprising: (1) (A) a polycarbonate resin and (B) polyesterether elastomer, said elastomer composing of a bifunctional carboxylic acid component and...
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4649176 |
Serving tray article comprising a blend of a sulfone, styrene and a polycarbonate
A serving tray suitable for institutional use and characterized by excellent physical and mechanical properties, including impact resistance and resistance to water spotting. The tray comprises a...
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4639481 |
Modified thermoplastic polyester molding compositions and articles molded therefrom
Thermoplastic molding compositions which comprise (a) a poly(C 2 -6 alkylene terephthalate) resin and a major proportion of (b) an aromatic polycarbonate resin with (c) a polyolefin resin or an...
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4638033 |
Resinous composition of a carbonate resin and a grafted derivative of ethylene-propylene-diene terpolymer exhibiting improved resistance to organic solvents
A resin composition comprising: (i) a blend of at least one aromatic carbonate resin and at least one grafted derivative of an ethylene-propylene-diene terpolymer; and (ii) an amount at least...
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4634737 |
Copolyester-carbonate composition
A glass free copolyester-carbonate composition exhibiting improved resistance to mild organic solvents comprising, in admixture: (i) at least one high molecular weight thermoplastic aromatic...
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4631311 |
Acrylonitrile free blends of a polycarbonate, a graft rubber and a terpolymer resin
This invention relates to thermoplastic moulding compounds free from nitrile groups, containing a mixture of randomly structured copolymers containing methyl methacrylate, maleic acid anhydride and...
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4629760 |
Composition of polycarbonate, polyester, acrylate elastomeric copolymer and a phenoxy resin
A composition comprising a. a major amount of an aromatic polycarbonate; b. a minor quantity of a polyester selected from polyalkylene terephthalate and polycycloalkylene terephthalate,...
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4629759 |
Flame retardant polyetherimide-polycarbonate blends
Flame retardant polyetherimide/polycarbonate blend are prepared by incorporating therein a flame retarding modifier therefor selected from the group consisting of brominated polystyrenes and a...
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4628074 |
Polycarbonate compositions
Resinous composition exhibiting improved impact strength consisting essentially of, in physical admixture: (i) a blend containing (a) at least one aromatic carbonate polymer, and (b) at...
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4626572 |
Resinous composition
A resinous composition exhibiting improved thick section impact strength and improved resistance to organic solvents comprising, in physical admixture: (i) a blend containing at least one...
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4621117 |
Acrylonitrile-free polycarbonate blends
This invention relates to thermoplastic moulding compounds which are free from nitrile groups, obtained from randomly structured aromatic vinyl copolymers containing N-phenyl- or methyl-maleimide,...
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4617345 |
Polymer mixture which comprises an aromatic polycarbonate resin and an impact strength-improving agent
The invention relates to polymer mixtures which comprise an aromatic polycarbonate resin, a block copolymer, and a graft copolymer. The polymer mixtures according to the invention have a good...
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4598130 |
Blends of a polyarylate and a poly(ester carbonate)
Described herein are blends comprising a polyarylate and a poly(ester carbonate). These blends have improved light transmission, lower haze, and good mechanical properties.
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4594387 |
Thermoplastic resin composition having toughness and high thermal deformation resistance
A thermoplastic resin composition having toughness, high thermal deformation resistance, and good flowability which comprises a copolymer of α-methylstyrene and acrylonitrile, and/or vinyl...
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4588623 |
Metal plated poly(aryl ether) containing articles
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...
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4587298 |
Composition comprising a copolyester-carbonate and a polymeric impact modifier
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...
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4579909 |
Ternary combination of acrylate-styrene-acrylonitrile terpolymer, poly methyl methacrylate and polycarbonate
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...
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4579905 |
Graftlinked polymers and process for making
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...
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4576991 |
UV-Resistant flame retardant compositions of polycarbonates and halogenated alkenyl aromatic copolymers
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...
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4568723 |
Blends of polypropylene, polycarbonate and a saturated styrene-ethylene-butylene-styrene rubber
A composition suitable for melt extrusion in film form comprising an intimate thermoplastic blend of: polypropylene, polycarbonate, and a saturated block copolymer of...
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4564655 |
Polycarbonate compositions
Polycarbonate composition exhibiting improved resistance to organic solvents comprised of, in admixture: (i) at least one high molecular weight thermoplastic aromatic polycarbonate resin; ...
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4564654 |
Process for the preparation and/or further processing of polymer blends
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...
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4564658 |
Thermoplastic polyester-linear low density polyethylene molding compositions
A modified thermoplastic molding composition having improved compatibility and mold releasability the composition comprising a thermoplastic polyester resin selected from the group consisting of...
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4552924 |
Compatibilization of polycarbonate blends
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...
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4548991 |
Blends of polycarbonate or polyestercarbonate with 4-methyl-1-pentene polymers
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.
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4544677 |
Foamable polycarbonate compositions, articles and methods
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...
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