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1.Chmicalname:stearic acid
Molecular Formula:CH3(CH2)16COOH
Molecularweight:284.48
CAS NO. 57-11-4
2.Appearance: Glossiness, white soft small piece,including crystal grain
3.Properties:
Shaped likeLump, flake; Saturated fatty acid mainly with C16 and C18, whiteflake solid at ambient temperature, not dissolved in water,slightly dissolved in benzene and carbon bisulfide, and easilydissolved in hot alcohol. No smell no poison. It has the generalchemical properties of organic carboxylic acid.
4.Specification:
Index | 200 Triple Pressed | 400 Double Pressed | 800 Single pressed |
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 |
5.Characteristics andUses:
1)In rubberindustry: Stearic acid is used as vulcanization activator of rubberploymer and latex, also softener.
2) In plastics industry: Stearic acid is widely used inpipes, board, profile and film as plasticizer, stabilizer, lubelubricant.
3)In textile industry: Yarn lubricant.
4) In other way. Stearic acid is also used to make releaseagent, calcium steatate, anti-foam additive, Drug-free,Environment-friendly materials.
6.Package:Wovenbag lined with plastic bag inner, 25kg per bag.
Stearic Acid 200,400,800
