Controlling the curing time of alkali metal silicates using derivatives of glyoxal
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United States of America Patent
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Oct 19, 1982
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N/A
app pub date -
Oct 30, 1981
filing date -
Oct 30, 1981
priority date (Note) -
Expired
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Abstract
A liquid alkali metal silicate composition comprises water, an alkali metal, e.g., sodium silicate, and as curing agent for said alkali metal silicate, a derivative of glyoxal which is 2,3-dihydroxy-1,4-dioxane or glyoxal trimer. The composition optionally contains a Group I-III metal salt, e.g., calcium chloride and hydrogen peroxide. It is easily pumpable and injectable at a temperature of 100.degree. F. or higher.
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