| abstract |
Disclosed is a shaped, thin-walled, thermoformed, heat-set article, the composition of which comprises:n a) a crystallizable polyester having repeating units from at least 90 mol % terephthalic acid and repeating units from at least 90 mol % 1,4-cyclohexanedimethanol, the total dicarboxylic acid mol % and the total glycol mol % each being 100 mol %, said polyester having an inherent viscosity of 0.7-1.1, and b) a heat stabilizing amount of an antioxidant system comprising a hindered phenol, a thio ester or ether and a phosphate salt |