Home Display Materials Polyimide (PI) material 2,2′-Dimethyl-[1,1′-biphenyl] -4,4′-Diamine (M-Tolidine) 2,2′-Dimethyl-[1,1′-biphenyl] -4,4′-Diamine (M-Tolidine) CAS: 84-67-3 Category: Polyimide (PI) material Related products 3,5-Diaminobenzoic acid (DABA)CAS: 535-87-5 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material 6-(4-Hydroxyphenoxy)hexyl acrylateCAS: 161841-12-9 Polyimide (PI) material 4,4′-Diaminodiphenylmethane (MDA)CAS: 101-77-9 Polyimide (PI) material