Home Display Materials Polyimide (PI) material 4,4'-Diamino-[1,1'-biphenyl]-2,2'- dicarboxylic acid 4,4′-Diamino-[1,1′-biphenyl]-2,2′- dicarboxylic acid CAS: 17557-76-5 Category: Polyimide (PI) material Related products 2,2′-Bis(trifluoromethyl)-4,4′- diaminodiphenyl ether (6FODA)CAS: 344-48-9 4,4′-Diaminobenzanilide (DABA)CAS: 785-30-8 4,4′-Oxydianiline (ODA)CAS: 101-80-4 2,2-Bis[4-(4-aminophenoxy)phenyl]-hexafluoropropanane (HFBAPP)CAS: 69563-88-8