This product is prepared by saponifying stearic acid and caustic soda to generate sodium stearate, then reacting with zinc sulfate, washing, drying, crushing and sieving. It is insoluble in water and soluble in hot organic solvents such as ethanol, benzene and turpentine. Mainly used as a lubricant and release agent for styrene resin, phenolic resin, amine-based resin, as a softening lubricant for rubber products, as a lightening agent for textiles, a stabilizer for polyvinyl chloride plastics, and a flattening agent for paints and enamels , And raw materials for cosmetics and flour.