Lead stearate
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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
Risks
- Toxic by inhalation or ingestion.
- Absorbed by the skin. Skin contact may cause irritation or ulcers.
- Carcinogen, teratogen, suspected mutagen.
- EChemi: SDS
Physical and Chemical Properties
Soluble in hot ethanol. Insoluble in water.
| Composition | Pb(C18H35O2)2 |
|---|---|
| CAS | 1072-35-1 |
| Melting Point | ~125 C |
| Density | 1.4 g/ml |
Resources and Citations
- 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