1,3-Benzenedicarboxylic acid, polymer with (2E)-2-butenedioic acid and 1,2-propanediol 1,3-Benzenedicarboxylic acid, polymer with (E)-2-butenedioic acid and 1,2-propanediol 26249-22-9 37342-20-4 Isophthalic acid, fumaric acid, propylene glycol polyester Isophthalic acid, fumaric acid, propylene glycol resin