| abstract |
The polymer provided by the present invention comprises a polymer obtained by polymerizing a phosphorus-based monomer, a polymer obtained by polymerizing a nitrogen-based monomer, a polymer obtained by copolymerizing a phosphorus-based monomer and a nitrogen-based monomer, and a phosphorus-based single The structure of the body is as follows: □; R1 is hydrogen, phenyl, C1-12 alkylphenyl, C1-12 alkyl, C1-12 ether, C1-12 alkanol, or C1-12 hydroxyl Alkyl; R2 phenylene, C1-12 alkylphenyl, C1-12 alkylene, C1-12 ether, C1-12 alkanol, or C1-12 hydroxyalkylene Wherein the structure of the nitrogen-based monomer is as follows: □; R3 is hydrogen, phenyl, C1-12 alkylphenyl, C1-12 alkyl, C1-12 ether, C1-12 alkanol, or a hydroxyalkyl group of C1-12; an R4 phenylene group, an alkylene group of C1-12, an alkylene group of C1-12, an ether group of C1-12, an alkanol group of C1-12, or C1-12 A hydroxyalkylene group. |