1,4-Benzenedicarboxylic acid, polymer with 4-cyclohexene-1,2-dicarboxylic acid, 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol 72869-90-0 Terephthalic acid, tetrahydrophthalic acid, ethylene glycol, neopentyl glycol polymer