Stearic acid is white flakes, beads or blocks at room temperature. solid. It is composed of saturated fatty acids mainly C16 and C18. It is insoluble in water, slightly soluble in benzene and carbon disulfide, easily soluble in hot ethanol, non-toxic and tasteless, and has the general chemical properties of organic carboxylic acids.
The supply of stearic acid points out: stearic acid has a very wide range of uses and is used as various agents in products in various industries, as follows: :
Rubber industry: used as vulcanization activator, release agent, plasticizer and softener.
Cosmetics industry: It has the functions of emulsifier, opacifier, stabilizer, viscosity regulator, etc., and is an important raw material for many types of cosmetics.
Production of stearate products: barium stearate, lead, cadmium, zinc, calcium, etc. are thermal and light stabilizers for plastics, and can also be used as thickeners for lubricants and paints. Flattening agent, drier, plastic release agent, textile polishing agent, etc.
Textile printing and dyeing: textile, printing and dyeing industry, textile industry auxiliary slurry is used as a dispersant, softener, penetrating agent, antifriction agent, defoaming agent, etc.; in the printing and dyeing industry, stearic acid is used as a mercerizing paste main ingreadient.
Pharmaceutical industry: used as excipient in medicine and as the base of cream, ointment and suppository.
Food industry: It is an important stabilizer, emulsifier, dispersant, chewing gum viscosity regulator and food quality improver.
Plastic industry: used as plasticizer and release agent.
Leather industry: used as lubricant.