Synonyms: castor oil, polymer with pentaerythritol, phthalic anhydride and trimethylolpro;Castor oil, polymer with pentaerythritol, phthalic anhydride and trimethylolpropane;castor oil, polymer with pentaerythritol, phthalicanhydride and trimethylolpropane;Castor oil, trimethylolpropane, phthalic anhydride, pentaerythritolpolymer;Castor oil,polymer with pentaerythritol,phthalic anhydride and trimethylolpropane