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 Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 Polyimide (PI) material Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 2,2-Bis[4-(4-aminophenoxy)phenyl]-hexafluoropropanane (HFBAPP)CAS: 69563-88-8 Polyimide (PI) material 4,4′-Diaminobenzanilide (DABA)CAS: 785-30-8 Polyimide (PI) material