Home Display Materials Polyimide (PI) material 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA) 1,4-Bis(3,4-Dicarboxyphenoxy)benzene Dianhydride (HQDPA) CAS: 17828-53-4 Category: Polyimide (PI) material Related products Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 4,4′-Diaminobenzanilide (DABA)CAS: 785-30-8 Polyimide (PI) material 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material