2020年10月3日 · An emulsion is defined as a mixture of two or more normally immiscible (unmixable) liquids. Emulsions are colloids, which are homogeneous mixtures consisting of particles larger than molecules that scatter light, but are small enough that they don’t separate. Emulsions consist of two parts: the dispersed phase and the dispersing medium ...

Emulsion can come in various forms, such as water-in-oil (w/o) or oil-in-water (o/w), depending on which liquid is dispersed within the other. [1-4] 1. Water-in-Oil (w/o) Emulsion. In a water-in-oil emulsion, water droplets are dispersed in an oil phase. This emulsion type is commonly used in skincare products like creams and lotions.