A process includes forming an emulsion comprising a monomer and a colorant, the colorant further including an anionic functional group and a lipophilic counter ion, and polymerizing the monomer to form a latex, the latex includes polymer nanoparticles having the colorant dispersed therein.
一种工艺包括形成包含单体和
着色剂的乳液,
着色剂进一步包括阴离子官能团和亲油性反离子,以及聚合单体以形成胶乳,胶乳包括其中分散有
着色剂的聚合物纳米颗粒。