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 4,4′-Diaminobenzanilide (DABA)CAS: 785-30-8 Pyromellitic Dianhydride (PMDA)CAS: 89-32-7 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 5-(3-phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dioneCAS: 1329658-14-1