Stearic Acid
CAS 57-11-4 · C18H36O2 · HS 3823.11
Stearic acid (octadecanoic acid, CAS 57-11-4) is a saturated long-chain fatty acid obtained by splitting and fractionating vegetable or animal fats. Commercial grades are described by their iodine value and titre, typically 1843, 1850, 1865 and 1898, where the numbers describe the stearic-to-palmitic ratio. It is used as a lubricant and release agent in rubber and plastics, as an emulsifier and thickener in cosmetics and creams, as a curing activator in rubber compounds together with zinc oxide, as a raw material for metallic stearates and esters, and in candle and polish manufacture.
حالات الاستخدام
- Rubber and plastics lubricant
- Cosmetics emulsifier and thickener
- Metallic stearate and ester production
- Candle and shoe polish manufacture
- Textile softening and finishing
- Pharmaceutical tablet lubricant
المواصفات النموذجية
| CAS Number | 57-11-4 |
|---|---|
| Molecular Formula | C18H36O2 |
| Grade | 1843 / 1850 / 1865 / 1898 |
| Acid Value | 205 - 212 mg KOH/g |
| Iodine Value | ≤ 4.0 g I2/100g |
| HS Code | 3823.11 |
مصادر مرجعية تقنية
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موردو Stearic Acid
5 qualifiedChina
موثوقية البيانات 98% · Not verified
Guilin, Guangxi, China · Est. 2002
موثوقية البيانات 93% · Online verified · Verified
United Kingdom
موثوقية البيانات 93% · Not verified
Fuzhou, Fujian, China · Est. 2005
موثوقية البيانات 90% · On-site verified · Audited
Hefei, Anhui, China · Est. 2011
موثوقية البيانات 88% · Not verified
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