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 4,4′-Oxydianiline (ODA)CAS: 101-80-4 Polyimide (PI) material 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material 2,3,3′,4′-Tetracarboxydiphenyl oxide dianhydride (α-ODPA)CAS: 50662-95-8 Polyimide (PI) material