Home Display Materials Polyimide (PI) material 3,3,4,4-diphenylsulfonetetracarboxylicdianhydride (DSDA) 3,3,4,4-diphenylsulfonetetracarboxylicdianhydride (DSDA) CAS: 2540-99-0 Category: Polyimide (PI) material Related products 2,2-bis(4-cyanatophenyl)propane (BCP)CAS: 1156-51-0 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material