1,4-Benzenedicarboxylic acid, polymer with 1,2-ethanediol, nonanedioic acid and 2-oxepanone 68133-53-9 Ethylene glycol, terephthalic acid, azelaic acid, epsilon-caprolactone polymer Terephthalic acid, azelaic acid, epsilon-caprolactone, ethylene glycol polyester