1,3-Benzenedicarboxylic acid, 5-sulfo-, polymer with 1,3-benzenedicarboxylic acid, 1,4-benzenedicarboxylic acid, 1,2-ethanediol and 2,2'-oxybis(ethanol) 69847-57-0 Diethylene glycol, ethylene glycol, isophthalic acid, 5-sulfoisophthalic acid, terephthalic acid polymer