Calcium stearate
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Description
A waxy white powder first isolated for commercial use in 1924. Calcium stearate is used industrially as a Flatting agent in paints, a waterproofing agent in cements, and as a solid-phase Lubricant for plastics. For foods, calcium stearate is used as a bread dough conditioner, an Emulsifier, an anti-dusting agent, a thickener, and as a Release agent.
Synonyms and Related Terms
calcium octadecanoic acid; stearic acid calcium salt;
Risks
- Available in technical and food grades.
- Combustible.
- ThermoFisher: SDS
Physical and Chemical Properties
Insoluble in water, ether, chloroform, acetone and cold alcohol. Slight soluble in hot alcohol and hot oils. Soluble in hot pyridine.
| Composition | Ca(C18H35O2)2 |
|---|---|
| CAS | 1592-23-0 |
| Melting Point | 179 C |
| Density | 1.04-1.12 g/ml |
| Molecular Weight | 607.03 |
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 557
- USDA website at http://www.ams.usda.gov/nop/NationalList/TAPReviews/CalciumStearate2.pdf (Accessed Sept 23, 2005)