英文名称:1,2-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid,(2Z)-2-butenedioic acid, 1,2-ethanediol and 1,2-propanediol; 1,2-Benzenedicarboxylic acid, polymer with 1,4-benzenedicarboxylic acid,(2Z)-2-butenedioic acid, 1,2-ethanediol and 1,2-propanediol