Stearic acid is widely used in cosmetics, plastic cold-resistant plasticizers, release agents, stabilizers, surfactants, rubber vulcanization accelerators, waterproofing agents, polishing agents, metal soaps, metal mineral flotation agents, softeners and pharmaceuticals. and other organic chemicals.
In addition, stearic acid can also be used as a solvent for oil-soluble pigments, a crayon mixer, a polishing agent for wax paper, and an emulsifier for glyceryl stearate.
In plastic PVC pipes, stearic acid helps prevent "scorch" during processing, Stearic acid is added as an effective heat stabilizer in PVC film processing.
In the process of producing synthetic rubber, stearic acid is added as an emulsifier. When manufacturing foam rubber, stearic acid can be used as a foaming agent.
Stearic acid can also be used as a release agent for rubber products.