Phenyl Silicone Fluid, also known as Poly Methyl Phenyl Siloxane, is a series of products in which some methyl groups in methyl silicone oil are replaced by phenyl groups. Phenyl silicone fluid is a high molecular weight polymer composed of alternating cyclic benzene rings and siloxanes. Phenyl silicone oil has excellent chemical stability, high temperature resistance, high lubricity, oxidation and corrosion resistance, and is widely used in various fields such as cosmetics, medical devices, lubricants, etc.