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 2,2-bis(4-cyanatophenyl)propane (BCP)CAS: 1156-51-0 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 Polyimide (PI) material 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material