Home Display Materials Polyimide (PI) material 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP) 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP) CAS: 13080-86-9 Category: Polyimide (PI) material Related products Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 3,3′-Dihydroxybenzidine (HAB)CAS: 2373-98-0 Polyimide (PI) material