2-Propenoic acid, butyl ester, polymer with 2,2-dimethyl-1,3-propanediol, ethenylbenzene, 2,5-furandione and 1,3-isobenzofurandione 67859-87-4 Maleic anhydride, phthalic anhydride, neopentyl glycol, styrene, n-butyl acrylate polymer