70983-88-9 Fatty acids, tall-oil, polymers with 1,3-butanediol, isophthalic acid, phthalic anhydride, terephthalic acid and trimethylolpropane Tall oil fatty acids, trimethylolpropane, 1,3-butylene glycol, phthalic anhydride, isophthalic acid, terephthalic acid polymer