Home Display Materials Polyimide (PI) material 2,3,3′,4′-Tetracarboxydiphenyl oxide dianhydride (α-ODPA) 2,3,3′,4′-Tetracarboxydiphenyl oxide dianhydride (α-ODPA) CAS: 50662-95-8 Category: Polyimide (PI) material Related products 3,3′-Dihydroxybenzidine (HAB)CAS: 2373-98-0 Polyimide (PI) material 2,2′-Bis(trifluoromethyl)-4,4′- diaminodiphenyl ether (6FODA)CAS: 344-48-9 Polyimide (PI) material Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 Polyimide (PI) material