1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione, 2,2'-oxybis(ethanol), 1,2-propanediol and 1,2,3-propanetriol 68201-86-5 Phthalic anhydride, maleic anhydride, diethylene glycol, glycerin, neopentyl glycol, propylene glycol polymer