Stearic acid is one of the main long-chain fatty acids that make up oils and fats. It exists in animal fats, oils and some vegetable oils in the form of glycerides. Stearic acid is obtained by hydrolysis of these oils. Stearic acid is a kind of fatty acid widely existing in nature. It has the chemical properties of general carboxylic acid. Almost all oils contain stearic acid with different content. The content of stearic acid in animal fat is higher, such as 24% in butter, less in vegetable oil, 0.8% in tea oil and 6% in palm oil, but the content in cocoa butter is higher. Up to 34%.
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Application
1. Plastics industry: widely used in PVC plastic pipe, sheet, profiles, film manufacturing.as a plasticizer, stabilizer and lubricant. 2. Rubber industry: used as vulcanization activator of rubber ploymer and latex, also softener. 3. Cosmetic Industry: widely used in cream and and cold cream for skin care products. 4. Candle grade: Ingredients which can be used in candles. Candle inside to increase stearic acidand can increase the hardness and whiteness, Have no black smoke when it is burning. 5. In the textile industry: used as a lubricant and manufacture of yarn mercerized cream softener. 6. Plastic pencil (refill) and ink with the agent, lubricants and coated paper with a wax precision casting. 7. Also for the manufacture of mold release agents, polishing paste, defoamers, metal flotation agent, paint plain agent, wax polishing agent, waterproof textile products etc. 8. In other way, used to make release agent, calcium steatate, anti-foam additive, drug-free.