Home Display Materials Polyimide (PI) material 4,4′-Diaminodiphenylmethane (MDA) 4,4′-Diaminodiphenylmethane (MDA) CAS: 101-77-9 Category: Polyimide (PI) material Related products Bisphenol AFCAS: 1478-61-1 Polyimide (PI) material Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP)CAS: 13080-86-9 Polyimide (PI) material 6,6′-Diaminodiphenylmethane-3,3′-dicarboxylic acid (MBAA)CAS: 7330-46-3 Polyimide (PI) material