Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the polymer, electrolyte membrane for fuel cell including the polymer, and fuel cell using the electrode

A benzoxazine-based monomer represented by Formula 1 below:

• wherein at least one of R1, R1′, and R1″ is a halogen atom, a halogenated C1-C20 alkyl group, a halogenated C1-C20 alkoxy group, a halogenated C2-C20 alkenyl group, a halogenated C2-C20 alkynyl group, a halogenated C6-C20 aryl group, a halogenated C6-C20 aryloxy group, a halogenated C2-C20 heteroaryl group, a halogenated C2-C20 heteroaryloxy group, a halogenated C4-C20 cycloalkyl group, or a halogenated C2-C20 heterocyclic group and any remaining ones of R1, R1′, and R1″ are hydrogen, and
• R2 is a substituted or unsubstituted nitrogen-containing non-halogenated C2-C20 heterocyclic group.

A monomer that is selected from the compounds represented by Formulae 2 through 5 below:

• wherein R2 is a halogen atom, a halogenated C1-C20 alkyl group, a halogenated C1-C20 alkoxy group, a halogenated C2-C20 alkenyl group, a halogenated C2-C20 alkynyl group, a halogenated C6-C20 aryl group, a halogenated C6-C20 aryloxy group, a halogenated C2-C20 heteroaryl group, a halogenated C2-C20 heteroaryloxy group, a halogenated C4-C20 cycloalkyl group, or a halogenated C2-C20 heterocyclic group.