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 p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material