1,3-Isobenzofurandione, 2,2'-oxybisethanol polymer 1,3-Isobenzofurandione, polymer with 2,2'-oxybis(ethanol) 2,2'-Dihydroxydiethyl ether, 4-cyclohexene-1,2-dicarboxylic anhydride polymer 32472-85-8 Diethylene glycol, phthalic anhydride polymer Phthalic anhydride, diethylene glycol polyester