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 == | ||
| Line 7: | Line 7: | ||
lead metasilicate; lead bisilicate; lead frit; alamosite | lead metasilicate; lead bisilicate; lead frit; alamosite | ||
| − | == | + | == Risks == |
| + | |||
| + | * Toxic by inhalation or ingestion. | ||
| + | * Noncombustible but may form lead fumes during firing. | ||
| + | * Skin contact may cause irritation or ulcers. | ||
| + | * Carcinogen, teratogen, suspected mutagen. | ||
| + | * EChemi: [https://www.echemi.com/sds/lead-silicate-pd180521115589.html SDS] | ||
| + | ==Physical and Chemical Properties== | ||
Insoluble in most solvents. | Insoluble in most solvents. | ||
| Line 20: | Line 27: | ||
|- | |- | ||
! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 710-800 | + | | 710-800 C |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | |||
| − | |||
| − | |||
| − | |||
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 444 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 444 | ||
Latest revision as of 08:39, 7 October 2022
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
Risks
- Toxic by inhalation or ingestion.
- Noncombustible but may form lead fumes during firing.
- Skin contact may cause irritation or ulcers.
- Carcinogen, teratogen, suspected mutagen.
- EChemi: SDS
Physical and Chemical Properties
Insoluble in most solvents.
| Composition | PbSiO3 |
|---|---|
| CAS | 10099-76-0 |
| Melting Point | 710-800 C |
Resources and Citations
- 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