| abstract |
PROBLEM TO BE SOLVED: To provide a novel benzoxazine derivative capable of obtaining a polymer having resin properties such as good strength and elastic modulus, a method for producing the same, such a polymer, and providing such a polymer A polymerizable composition is provided. A benzoxazine derivative represented by the formula (I) or (II) and a method for producing the same. A polymerizable composition containing the derivative and a polymer obtained therefrom. Embedded image Embedded image (R 1 is hydrogen or a methyl group, R 2 is a linear or branched alkyl group having 1 to 20 carbon atoms which may contain a hydroxyl group, An alkenyl group or an alkynyl group, R 3 to R 7 are each hydrogen, An aromatic ring or a hydrocarbon having 1 to 20 carbon atoms which may contain a linear or branched aromatic ring, X is O or NH, R 8 Is an aromatic ring, O, a linear or branched hydrocarbon having 1 to 20 carbon atoms which may contain an aromatic ring or a direct bond) |