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 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA)CAS: 17828-53-4 Polyimide (PI) material 4,4-BIS(3-AMINOPHENOXY)BIPHENYL (BAPB-M)CAS: 105112-76-3 Polyimide (PI) material 4,4′-Diaminobenzanilide (DABA)CAS: 785-30-8 Polyimide (PI) material Bisphenol AFCAS: 1478-61-1 Polyimide (PI) material