1,4-Benzenedicarboxylic acid, polymer with 1,4-butanediol and hexanedioic acid 1,4-Butanediol, terephthalic acid, adipic acid polyester resin 1,4-Butylene glycol, adipic acid, terephthalic acid polymer 141490-13-3 221695-34-7 60961-73-1 92680-63-2 Terephthalic acid, adipic acid, 1,4-butanediol polymer