Adding silicone oil to cosmetics can improve the moisturizing and protective effect of the skin and so on. Silicone oil has a very wide range of applications. It is not only used as a special material in aviation, cutting-edge technology, and military technology sectors, but also in various sectors of the national economy. Its application scope has expanded to: construction, electrical and electronic, textiles, automobiles, machinery, Leather and paper, chemical light industry, metal and paint, medicine and medical treatment, etc. The main applications of silicone oil and its derivatives are release agents, shock absorption oils, dielectric oils, hydraulic oils, heat transfer oils, diffusion pump oils, defoamers, lubricants, hydrophobic agents, paint additives, polishing agents, cosmetics and Daily necessities additives, surfactants, particle and fiber treatment agents, silicone grease, flocculants.