Home Display Materials Polyimide (PI) material Bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) (TAHQ) Bis(1,3-dioxo-1,3-dihydroisobenzofuran-5-carboxylate) (TAHQ) CAS: 2770-49-2 Category: Polyimide (PI) material Related products 3,3′,5,5′-Tetramethylbenzidine (TMB)CAS: 54827-17-7 Polyimide (PI) material 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA)CAS: 17828-53-4 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material 2,3,3′,4′-Tetracarboxydiphenyl oxide dianhydride (α-ODPA)CAS: 50662-95-8 Polyimide (PI) material