Patent ID: 9388309
Filing Date: 2016-07-12
CPC Classification: C08G,C08K,C08L,Y10T

Claim Text:
1. A copolymerized polyester resin composition comprising: 95 to 99.99 weight % of a copolymerized polyester resin copolymerized with dicarboxylic acid components and diol components comprising isosorbide, having an alternating structure of dicarboxylic acid moieties which are derived from the dicarboxylic acid components and diol moieties which are derived from the diol components; and 0.01 to 5 weight % of an antioxidant selected from a group consisting of a hindered phenolic antioxidant, a phosphitic antioxidant, a thioetheric antioxidant and mixtures thereof; wherein the diol components comprise 1 to 60 mol % of isosorbide and 40 to 99 mol % of 1,4-cyclohexane dimethanol, and the copolmerized polyester resin has a glass transition temperature (Tg) of 90° C. or more.