Home Display Materials Polyimide (PI) material 3,3′-Dihydroxybenzidine (HAB) 3,3′-Dihydroxybenzidine (HAB) CAS: 2373-98-0 Category: Polyimide (PI) material Related products p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA)CAS: 17828-53-4 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material