Home Display Materials Polyimide (PI) material 1,2,3,4-Cyclobutanetetracarboxylic1,2,3,4-dianhydride (CBDA) 1,2,3,4-Cyclobutanetetracarboxylic1,2,3,4-dianhydride (CBDA) CAS: 4415-87-6 Category: Polyimide (PI) material Related products 1,4-Bis(4-amino-2-trifluoromethylphenoxy)benzene (6FAPB)CAS: 94525-05-0 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP)CAS: 13080-86-9