Patent ID: 7686997
Filing Date: 2010-03-30
Classification: C08L,Y10T

Abstract:
1. A composition comprising, based on the total weight of polymer components in the composition, a combination of: 10 to 80 weight percent of a polyester comprising units of the formula wherein T is a residue derived from cyclohexanedicarboxylic acid, terephthalic acid, isophthalic acid, a chemical equivalent of the foregoing, or a combination thereof, and D is a residue derived from 1,4-cyclohexanedimethanol or a combination of cyclohexanedimethanol and a C 2-4 diol; 5 to 50 weight percent of a polycarbonate comprising units of the formula wherein each R 1 is independently the same or different divalent organic radical, and at least 60% percent of the organic radicals are aromatic; and 10 to 90 weight percent of a polyester-polycarbonate copolymer comprising, based on the total weight of the copolymer, wherein each R wherein each R wherein each R