68413-21-8 Oils, walnut, polymers with glycerol, pentaerythritol and phthalic anhydride Walnut oil, glycerol, pentaerythritol, phthalic anhydride polymer Walnut oil, pentaerythritol, glycerin, phthalic anhydride polymer Walnut oil, phthalic anhydride, pentaerythritol, glycerol polymer