Patent ID: 8507148

Claim:
A benzoxazine-based monomer represented by Formula 1 below: wherein at least one of R 1 , R 1 ′, and R 1 ″ is a halogen atom, a halogenated C 1 -C 20 alkyl group, a halogenated C 1 -C 20 alkoxy group, a halogenated C 2 -C 20 alkenyl group, a halogenated C 2 -C 20 alkynyl group, a halogenated C 6 -C 20 aryl group, a halogenated C 6 -C 20 aryloxy group, a halogenated C 2 -C 20 heteroaryl group, a halogenated C 2 -C 20 heteroaryloxy group, a halogenated C 4 -C 20 cycloalkyl group, or a halogenated C 2 -C 20 heterocyclic group, R 2 is a substituted or unsubstituted nitrogen-containing C 2 -C 20 heterocyclic group, and any remaining ones of R 1 , R 1 ′, and R 1 ″ are hydrogen.