68082-97-3 Ethylene glycol, rosin, maleic anhydride, phthalic anhydride, pentaerythritol polymer Rosin, maleated, polymer with ethylene glycol, pentaerythritol and phthalic anhydride Rosin, polymer with ethylene glycol, maleic anhydride, pentaerythritol and phthalic anhydride