68409-84-7 Castor oil, dehydrated, polymd, polymer with p-tert-butylphenol, formaldehyde, maleic anhydride, pentaerythritol, rosin and tung oil Tung oil, polymerized dehydrated castor oil, rosin, maleic anhydride, pentaerythritol, p-tert-butylphenol, formaldehyde polymer