67700-53-2 Oils, walnut, polymers with maleic anhydride, pentaerythritol, phthalic anhydride and trimethylolethane Walnut oil, phthalic anhydride, maleic anhydride, pentaerythritol, trimethylolethane polymer Walnut oil, phthalic anhydride, trimethylolethane, pentaerythritol,maleic anhydride polymer