Calcium stearate
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;
Other Properties
Insoluble in water, ether, chloroform, acetone and cold alcohol. Slight soluble in hot alcohol and hot oils. Soluble in hot pyridene.
| Composition | Ca(C18H35O2)2 |
|---|---|
| CAS | 1592-23-0 |
| Melting Point | 179 |
| Density | 1.04-1.12 |
| Molecular Weight | 607.03 |
Hazards and Safety
Available in technical and food grades. Combustible.
LINK: International Chemical Safety Card
Authority
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 557
- Website address 1 Comment: USDA website at http://www.ams.usda.gov/nop/NationalList/TAPReviews/CalciumStearate2.pdf (Accessed Sept 23, 2005)