1,3-Benzenedicarboxylic acid, polymer with dimethyl pentanedioate, 2,5-furandione, 1,3-isobenzofurandione, 2,2'-oxybis(ethanol) and 1,2-propanediol 68238-98-2 Propylene glycol, diethylene glycol, maleic anhydride, phthalic anhydride, isophthalic acid, dimethyl glutarate polymer