61778-79-8

Bisphenol AF dianhydride 2,2-bis[4-(3,4-dicarboxyphenoxy)phenyl] 2,2-Bis[4-(3,4-dicarboxyphenoxy)phenyl]hexafluoropropane dianhydride 5,5-(((Perfluoropropane-2,2-diyl)bis(4,1-phenylene))bis(oxy))bis(isobenzofuran-1,3-dione) 5,5'-[[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis(4,1-phenyleneoxy)]bis-1,3-Isobenzofurandione 1,3-Isobenzofurandione, 5,5'-[[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis(4,1-phenyleneoxy)]bis-