1,3-Isobenzofurandione, 4,5,6,7-tetrabromo-, polymer with 1,2-ethanediol, 2,5-furandione, 2,2'-oxybis(ethanol) and 4,5,6,7-tetrachloro-1,3-isobenzofurandione 67953-47-3 Maleic anhydride, tetrabromophthalic anhydride, tetrachlorophthalicanhydride, diethylene glycol ethylene glycol polymer