Lead stearate
Revision as of 06:07, 24 July 2013 by (username removed)
Description
A white powder that is used as a drier in oil paints and varnishes to speed the polymerization and oxidation processes. Lead stearate is also used as a lubricant during extrusion, as a stabilizer in vinyl polymers and as a corrosion inhibitor in petroleum products.
Synonyms and Related Terms
stearic acid lead salt
Other Properties
Soluble in hot ethanol. Insoluble in water.
| Composition | Pb(C18H35O2)2 |
|---|---|
| CAS | 1072-35-1 |
| Melting Point | ~125 |
| Density | 1.4 |
Hazards and Safety
Toxic by inhalation or ingestion. Absorbed by the skin. Skin contact may cause irritation or ulcers. Carcinogen, teratogen, suspected mutagen.
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry # 5442