112118-52-2 2,5-Furandione, polymer with ethenylbenzene, ammonium salt 2,5-Furandione, styrene polymer, ammonium salt 26022-09-3 9011-13-6 96231-03-7 Styrene, maleic anhydride polymer, ammonium salt Styrene, maleic anhydride resin ammonium salt