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 2,3,3′,4′-Tetracarboxydiphenyl oxide dianhydride (α-ODPA)CAS: 50662-95-8 Polyimide (PI) material 2,2′-Bis(4-aminophenoxyphenyl) propane (BAPP)CAS: 13080-86-9 Polyimide (PI) material 6,6′-Diaminodiphenylmethane-3,3′-dicarboxylic acid (MBAA)CAS: 7330-46-3 Polyimide (PI) material 9,9-Bis(3-fluoro-4-aminophenyl) fluorene(FFDA)CAS: 127926-65-2 Polyimide (PI) material