67828-16-4 Diethylene glycol, adipic acid, maleic anhydride, phthalic anhydride, triethylene glycol polymer Diethylene glycol, triethylene glycol, adipic acid, phthalic anhydride, maleic anhydride polymer Hexanedioic acid, polymer with 2,2'-(1,2-ethanediylbis(oxy))bis(ethanol), 2,5-furandione, 1,3-isobenzofurandione and 2,2'-oxybis(ethanol)