Stearic acid is a saturated fatty acid, a common long-chain fatty acid found in many animal and vegetable fats. It's a white, waxy solid with a mild odor. Stearic acid is known for its use in various products, including cosmetics, soaps, candles, and pharmaceuticals.
Common uses of stearic acid:
Cosmetics and Skincare: Emollient and thickener, helps with moisture retention and skin barrier support.
Soaps and Detergents: Used in the production of soaps, including those that create a rich lather.
Candles: Used as a hardening agent.
Pharmaceuticals: Lubricant in tablet production, can also protect drugs from degradation.
Other Industries: Lubricant in injection molding, mold release, and as a negative plate additive in lead-acid batteries.