1,4-Benzenedicarboxylic acid, polymer with 1,3-benzenedicarboxylic acid, 1,4-butanediol, 1,4-cyclohexanedimethanol and dimethyl 1,4-cyclohexanedicarboxylate 1,4-Butanediol, terephthalic acid, isophthalic acid, dimethyl 1,4-cyclohexanedicarboxylate, 1,4-cyclohexanedimethanol polymer 68133-48-2