Home Display Materials Polyimide (PI) material 3,3′,4,4′-Biphenyltetracarboxylic dianhydride (BPDA) 3,3′,4,4′-Biphenyltetracarboxylic dianhydride (BPDA) CAS: 2420-87-3 Category: Polyimide (PI) material Related products 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material 4,4-BIS(3-AMINOPHENOXY)BIPHENYL (BAPB-M)CAS: 105112-76-3 Polyimide (PI) material 6-(4-Hydroxyphenoxy)hexyl acrylateCAS: 161841-12-9 Polyimide (PI) material 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 Polyimide (PI) material