Home Display Materials Polyimide (PI) material 1,2,3,4-Butanetetracarboxylicdianhydride (BDA) 1,2,3,4-Butanetetracarboxylicdianhydride (BDA) CAS: 4534-73-0 Category: Polyimide (PI) material Related products 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 Polyimide (PI) material Bisphenol AFCAS: 1478-61-1 Polyimide (PI) material 5-(3-phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dioneCAS: 1329658-14-1 Polyimide (PI) material p-PhenylenediaMine(p-PDA)CAS: 106-50-3 Polyimide (PI) material