Home Display Materials Polyimide (PI) material 1,2,3,4-Butanetetracarboxylicdianhydride (BDA) 1,2,3,4-Butanetetracarboxylicdianhydride (BDA) CAS: 4534-73-0 Category: Polyimide (PI) material Related products p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material