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 Bisphenol AFCAS: 1478-61-1 Polyimide (PI) material 2,2-bis(4-cyanatophenyl)propane (BCP)CAS: 1156-51-0 Polyimide (PI) material 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 Polyimide (PI) material 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material