Stearic Acid Malaysia
Stearic acid is one of several 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. These oils are hydrolyzed to obtain stearic acid. Stearic acid is a kind of fatty acid that exists widely in nature. It has the chemical properties of general carboxylic acid. Stearic acid is present in almost all oils and fats. The content of stearic acid is high in animal fats, such as butter. 24%, the content of vegetable oil is less, tea oil is 0.8%, palm oil is 6%, but the content of cocoa butter is as high as 34%.
triple pressed stearic acid for rubber
Specification
1. CAS No.: 57-11-4
2. MF: C18H36O2
3. HS Code: 3823110000
Stardard GB9103-88
Index |
200 Triple Pressed |
400 Double Pressed |
800 Singlepressed |
Iodine g/100g <= |
2.0 |
4.0 |
8.0 |
Soap Value mg/g |
206-211 |
203-214 |
193-220 |
Acid Value mg/g |
205-210 |
202-212 |
192-218 |
Color (Hazen) <= |
200 |
400 |
800 |
Freezing Point |
54-57 |
>=54 |
>=52 |
Water content % <= |
0.20 |
0.20 |
0.20 |
Inorganic acid %<= |
0.001 |
0.001 |
0.001 |
2.Application
1)In rubber industry: Stearic acid is used as vulcanization activator of rubber ploymer and latex, also softener.
2) In plastics industry: Stearic acid is widely used in pipes, board, profile and film as plasticizer, stabilizer, lube lubricant.
3)In textile industry: Yarn lubricant.
4).In curing agent, plastic heat stabilizer, wetting agent, textile softener, chemical fiber oil, anti-static agent, edible emulsifier
5)In cosmetics, detergent and the intermediates of various surfactants, etc.
6).In other way. Stearic acid is also used to make release agent, calcium steatate, anti-foam additive, Drug-free, Environment
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