1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 2,2,4-trimethyl-1,3-pentanediol 72018-01-0 Neopentyl glycol isophthalic acid, adipic acid 2,2,4-trimethyl-1,3-pentanediol polymer