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 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA)CAS: 17828-53-4 Polyimide (PI) material 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material 4,4′-Oxydianiline (ODA)CAS: 101-80-4 Polyimide (PI) material 3,3′,5,5′-Tetramethylbenzidine (TMB)CAS: 54827-17-7 Polyimide (PI) material