56486-58-9 Adipic acid, phthalic anhydride, trimethylolpropane, 1,2-propanediol polymer Adipic acid, phthalic anhydride, trimethylolpropane, propylene glycol polymer Hexanedioic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,3-isobenzofurandione and 1,2-propanediol Phthalic anhydride, adipic acid, propylene glycol, trimethylolpropane polymer