1,4-Benzenedicarboxylic acid, polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, 2,2-dimethyl-1,3-propanediol and hexanedioic acid 38702-18-0 Terephthalic acid, trimellitic anhydride, adipic acid, neopentyl glycol polymer