1,3-Benzenedicarboxylic acid, polymer with 1,4-butanediol, decanedioic acid, dimethyl 1,4-benzenedicarboxylate and hexahydro-1,3-isobenzofurandione 1,4-Butanediol, dimethyl terephthalate, isophthalic acid, sebacic acid, hexahydrophthalic anhydride polymer 68133-52-8