6.3.4　Emulsion based methods

Emulsion droplets can be applied as templates for the preparation of nano-drug carriers.Emulsion based methods include emulsion-solvent evaporation method，self-emulsion/solvent diffusion method and emulsion cross-linking method.The first two methods are mainly used for the preparation of nano-spheres/capsules，while the latter one is used for the preparation of nano-gels.(https://www.daowen.com)