Patent ID: 7189777
Filing Date: 2007-03-13
Classification: C08J,C08K,Y10T

Abstract:
1. A polyester composition comprising a polyester polymer and activated carbon having a d 50 particle size of 3 μm or more in an amount ranging from 0.5 ppm to 250 ppm based on the weight of all polyester polymers in the polyester composition, and wherein said polyester polymer comprises a polyalkylene terephthalate polymer comprising: a) a diacid component comprising at least 60 mole percent terephthalic acid; b) a diol component comprising at least 60 mole Percent ethylene glycol; the mole percentage of all diacid components totaling 100 mole percent and the mole percentage for all diol components totaling 100 mole percent.