1,4-Benzenedicarboxylic acid,polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid,hexanedioic acid and 1,2-propanediol

1,4-benzenedicarboxylic acid, polymer with1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, hexanedioic acidand 1,2-propanediol

1,4-Benzenedicarboxylic acid, polymer with 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, hexanedioic acid and 1,2-propanediol