Difference between revisions of "Lead silicate"
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== Description == | == Description == | ||
| − | A white, crystalline powder that is made by the reaction of [ | + | A white, crystalline powder that is made by the reaction of [[lead acetate]] and [[sodium silicate]]. Lead silicate is noncombustible and is used in fireproofing fabrics. It is also used as a glaze for ceramics and a pigment in water-based wood primers. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 12:10, 21 January 2014
Description
A white, crystalline powder that is made by the reaction of Lead acetate and Sodium silicate. Lead silicate is noncombustible and is used in fireproofing fabrics. It is also used as a glaze for ceramics and a pigment in water-based wood primers.
Synonyms and Related Terms
lead metasilicate; lead bisilicate; lead frit; alamosite
Other Properties
Insoluble in most solvents.
| Composition | PbSiO3 |
|---|---|
| CAS | 10099-76-0 |
| Melting Point | 710-800 |
Hazards and Safety
Toxic by inhalation or ingestion. Noncombustible but may form lead fumes during firing. Skin contact may cause irritation or ulcers. Carcinogen, teratogen, suspected mutagen.
Authority
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 444
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- Guy Weismantel, Paint Handbook, McGraw-Hill Book Company, New York, 1981