Home Display Materials Polyimide (PI) material 1,4,5,8-Naphthalenetetracarboxylic dianhydride (NTDA) 1,4,5,8-Naphthalenetetracarboxylic dianhydride (NTDA) CAS: 81-30-1 Category: Polyimide (PI) material Related products 3,3′,5,5′-Tetramethylbenzidine (TMB)CAS: 54827-17-7 Polyimide (PI) material 2,2′-Bis(trifluoromethyl)-4,4′- diaminodiphenyl ether (6FODA)CAS: 344-48-9 Polyimide (PI) material Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 Polyimide (PI) material 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP)CAS: 13080-86-9 Polyimide (PI) material