68554-31-4 Rosin, polymer with p-tert-butylphenol, formaldehyde, glycerol, maleic anhydride, pentaerythritol, phthalic anhydride and tall oil Rosin, tall oil, maleic anhydride, phthalic anhydride, pentaerythritol, glycerol, p-tert-butyl phenol, formaldehyde polymer