Calcium stearate

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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

Sources Checked for Data in Record

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 557

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