1,3-Benzenedicarboxylic acid, polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,2-propanediol 67846-34-8 Adipic acid, isophthalic acid, trimellitic anhydride, propylene glycol, trimethylolpropane polymer