Patent ID: 7122616
Filing Date: 2006-10-17
Classification: C08K

Abstract:
1. A polyester composition comprising a polyester and a metal-containing phosphorous compound produced by reacting a phosphate ester with an alkali metal and/or alkaline earth metal-containing compound in an amount of 0.5 to 3 parts by mole converted into the alkali metal per part by mole of said phosphate ester, wherein said polyester has an intrinsic viscosity of not less than 0.60, a methyl terminal group concentration of less than 1.0 equivalent/ton and a carboxyl terminal group concentration of not more than 60 equivalents/ton, said metal-containing phosphorous compound has an average particle diameter of 0.01 to 0.1 μm and is contained in an amount of 0.1 to 5 percent by weight.