Home Display Materials Polyimide (PI) material 4-Aminobenzoic acid 4-aminophenyl ester (APAB) 4-Aminobenzoic acid 4-aminophenyl ester (APAB) CAS: 20610-77-9 Category: Polyimide (PI) material Related products 6,6′-Diaminodiphenylmethane-3,3′-dicarboxylic acid (MBAA)CAS: 7330-46-3 Polyimide (PI) material p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material 4,4′-Oxydianiline (ODA)CAS: 101-80-4 Polyimide (PI) material