Home Display Materials Polyimide (PI) material 3,3′-Dihydroxybenzidine (HAB) 3,3′-Dihydroxybenzidine (HAB) CAS: 2373-98-0 Category: Polyimide (PI) material Related products 2,2-bis(4-cyanatophenyl)propane (BCP)CAS: 1156-51-0 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material 2,2-Bis[4-(4-aminophenoxy)phenyl]-hexafluoropropanane (HFBAPP)CAS: 69563-88-8 Polyimide (PI) material p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material