Conductive ink

A conductive ink comprising a metal particle or a metal precursor and at least one benzoxazine-based compound selected from structures represented by the following Formulas 1-1 to 1-4:

• wherein R1, R2, R3, R4, and R5 are each independently hydrogen, halogen, amino, nitro, cyano, hydroxyl, carboxyl, substituted or unsubstituted C1-C30 alkyl, substituted or unsubstituted C3-C30 cycloalkyl, substituted or unsubstituted C6-C30 aryl, substituted or unsubstituted C6-C30 aralkyl, substituted or unsubstituted C1-C30 heteroalkyl, substituted or unsubstituted C2-C30 heterocycloalkyl, substituted or unsubstituted C5-C30 heteroaryl, or substituted or unsubstituted C5-C30 heteroaralkyl, with the proviso that R2 and R3, or R3 and R4, or R4 and R5 are optionally joined together to form a ring having one or more atoms selected from the group consisting of C, O, and N, L is a chemical bond, substituted or unsubstituted C1-C30 alkylene, substituted or unsubstituted C1-C30 heteroalkylene, substituted or unsubstituted C6-C30 arylene, substituted or unsubstituted C6-C30 heteroarylene, —O—, —C(O)—, —C(O)O—, —C(CH3)2—, —C(CF3)2—, —S— or —SO2—, R is substituted or unsubstituted C1-C30 alkylene, substituted or unsubstituted C3-C30 cycloalkylene, substituted or unsubstituted C6-C30 arylene, substituted or unsubstituted C1-C30 heteroalkylene, substituted or unsubstituted C2-C30 heterocycloalkylene, or substituted or unsubstituted C5-C30 heteroarylene, and m is an integer from 1 to 1000.