Patent application number | Description | Published |
20080269386 | POLYESTER POLYCARBONATE COMPOSITIONS, METHODS OF MAKING, AND ARTICLES FORMED THEREFROM - A composition comprises a polyester-polycarbonate polymer comprising isophthalate-terephthalate-resorcinol ester units and carbonate units, a first polyester comprising repeating units derived from cyclohexane dicarboxylic acid or a chemical equivalent thereof, and a C | 10-30-2008 |
20080269399 | POLYESTER POLYCARBONATE COMPOSITIONS, METHODS OF MAKING, AND ARTICLES FORMED THEREFROM - A composition comprises a polyester-polycarbonate polymer comprising isophthalate-terephthalate-resorcinol ester units and carbonate units, a first polyester selected from poly(ethylene terephthalate), poly(ethylene isophthalate), or a combination thereof, and a second polyester comprising butylene terephthalate units, cyclohexanedimethylene terephthalate units, or a combination of cyclohexanedimethylene terephthalate units and ethylene terephthalate units. The composition can be extruded into pellets that are clear and colorless. The composition can further be molded into articles having a percent haze value less than or equal to 10 percent, and total luminous transmittance value of greater than or equal to 70 percent, measured in accordance with ASTM D1003-00. Also disclosed is a method for forming the compositions, and articles prepared therefrom. | 10-30-2008 |
20080269400 | POLYESTER POLYCARBONATE COMPOSITIONS, METHODS OF MAKING, AND ARTICLES FORMED THEREFROM - A composition comprises a polyester-polycarbonate polymer comprising isophthalate-terephthalate-resorcinol ester units and carbonate units, a poly(C | 10-30-2008 |
20090014692 | THERMOPLASTIC POLY(ARYLENE ETHER) / POLYESTER BLENDS AND ARTICLES THEREOF - Disclosed herein is a polymer composition comprising: a poly(arylene ether); a polyester; electrically conductive filler, and an impact modifier. The composition has a continuous phase comprising polyester and a disperse phase comprising poly(arylene ether). The amount of the disperse phase is less than 35 weight percent, based on the total weight of the composition. | 01-15-2009 |
20090030128 | NEW POLYESTER-POLYCARBONATE COMPOSITIONS - A composition of matter comprising a thermoplastic resin composition derived from (i) a polyester derived from a cycloaliphatic diol, and a cycloaliphatic diacid; (ii) a copolycarbonate derived from at least from 20 mole percent to 80 mole percent of an aromatic diol derived from structure III | 01-29-2009 |
20090030129 | NEW POLYESTER-POLYCARBONATE COMPOSITIONS - A composition of matter comprising a thermoplastic resin composition derived from (i) a polyester derived from a cycloaliphatic diol, and an aromatic diacid; (ii) a polycarbonate derived from at least from 20 mole percent to 100 mole percent of an aromatic diol derived from structure II | 01-29-2009 |
20090036606 | THERMOPLASTIC POLY(ARYLENE ETHER) / POLYESTER BLENDS AND METHOD OF MAKING - Disclosed herein is a polymer composition comprising: a poly(arylene ether); a polyester; and an impact modifier. The composition has a continuous phase comprising polyester and a disperse phase comprising poly(arylene ether). The amount of the disperse phase is less than 35 weight percent, based on the total weight of the composition. | 02-05-2009 |
20090191403 | Multilayer Articles and Methods for Making Multilayer Articles - In one embodiment, the sheet, comprises: a cap layer comprising an acrylic polymer; and a base layer, wherein the sheet is thermoformable. The base layer comprises a cycloaliphatic polyester copolymer and an optionally, an aromatic polycarbonate. The cycloaliphatic polyester copolymer can comprise greater than 10 wt % cycloaliphatic diol or acid or combination thereof, based upon a total weight of the cycloaliphatic polyester copolymer. | 07-30-2009 |
20090191411 | Cycloaliphatic Polyester Copolymer Articles And Methods for Making Articles Therefrom - A thermoformable sheet can comprise: a cap layer comprising a combination of a bisphenol cyclohexylidene polycarbonate and a cycloaliphatic polyester copolymer, and a base layer comprising polycarbonate. A method for making an article can comprise: melting a polycarbonate in an extruder, forming a molten combination of a bisphenol cyclohexylidene polycarbonate and a cycloaliphatic polyester copolymer, and coextruding the molten combination and the polycarbonate to form a sheet. | 07-30-2009 |
20090286062 | POLYCARBONATE-POLYESTER BLENDS, METHODS OF MANUFACTURE, AND ARTICLES THEREOF - A composition comprises a blend of 20 to 90 wt. % of a polycarbonate, 10 to 80 wt. % of a polyester wherein the weight percent of the polycarbonate and the polyester are each based on the total weight of the polycarbonate and the polyester. A sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than or equal to 80% and a haze of less than 20% when measured in accordance with ASTM D 1003. | 11-19-2009 |
20090286921 | POLYCARBONATE-POLYESTER BLENDS, METHODS OF MANUFACTURE, AND ARTICLES THEREOF - A composition comprises a blend of 50 to 90 wt. % of a polycarbonate copolymer, 10 to 50 wt. % of a polyester wherein the weight percent of the polycarbonate copolymer and the polyester are each based on the total weight of the polycarbonate copolymer and the polyester. A molded sample of the composition having a thickness of 2.5 mm has a luminous transmittance of greater than 80% and a haze of less than 20% when measured in accordance with ASTM D 1003. | 11-19-2009 |
20100168314 | THERMOPLASTIC COMPOSITION WITH IMPROVED LOW TEMPERATURE DUCTILITY - Specific thermoplastic compositions containing a polyester or a blend of polyester and polycarbonate, an impact modifier and a block copolyestercarbonate are provided that remain ductile at or below freezing exhibiting an impact energy at or below 0° C. of greater than 25 kjoules/m2. | 07-01-2010 |
20110155975 | POLYCARBONATE-POLY(ETHER-ESTER) COPOLYMER COMPOSITION, METHOD OF MANUFACTURE, AND ARTICLES THEREFROM - A composition comprising: a polycarbonate comprising units derived from a bisphenol cyclohexylidene of the formula: | 06-30-2011 |
20110189449 | MULTILAYER ARTICLES AND METHODS FOR MAKING MULTILAYER ARTICLES - In one embodiment, a sheet, comprises: a cap layer comprising an acrylic polymer; and a base layer, where the cap layer and the base layer were co-extruded to form the sheet, which is thermoformable. The base layer comprises a polycarbonate. The cap layer is 10% to 30% of an overall thickness and the overall thickness is 5 mil to 500 mil. | 08-04-2011 |
20120248497 | OPTOELECTRONIC DEVICES AND COATINGS THEREFORE, AND METHODS FOR MAKING AND USING THE SAME - An optoelectronic device assembly can comprise: a coated element and an optoelectronic device on the coated element. The coated element can comprise a thermoplastic substrate and a protective weathering layer. The thermoplastic substrate can comprise a bisphenol-A polycarbonate homopolymer and a polycarbonate copolymer, and wherein the polycarbonate copolymer is selected from a copolymer of tetrabromobisphenol A carbonate and BPA carbonate; a copolymer of 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine carbonate and BPA carbonate; a copolymer of 4,4′-(1-phenylethylidene)biphenol carbonate and BPA carbonate; a copolymer of 4,4′-(1-methylethylidene)bis[2,6-dimethyl-phenol]carbonate and BPA carbonate; and combinations comprising at least one of the foregoing. The protective weathering layer can comprise resorcinol polyarylate and polycarbonate. | 10-04-2012 |