Home Display Materials Polyimide (PI) material 1,2,4,5-cyclohexanetetracarboxylic dianhydride (HPMDA) 1,2,4,5-cyclohexanetetracarboxylic dianhydride (HPMDA) CAS: 2754-41-8 Category: Polyimide (PI) material Related products 2,2′-Bis(trifluoromethyl)-4,4′- diaminodiphenyl ether (6FODA)CAS: 344-48-9 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 2,2-Bis[4-(4-aminophenoxy)phenyl]-hexafluoropropanane (HFBAPP)CAS: 69563-88-8 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1