At least one hydrophobic monomer is added in the free radical polymerization process.
在所述的自由基聚合过程中，至少一种疏水性单体被加入。
2
The hydrophobic polymer particles are mainly generated by free radical polymerization of hydrophobic monomer and accept ink or oil.
而疏水聚合物微粒主要由疏水性单体自由基聚合生成，接受墨水或油。
3
METHODS The chitosan-methylmethacrylate copolymers were synthesized by free radical polymerization, and the copolymer formed nanoparticles consisted of hydrophobic core and hydrophilic surface.