Composition for producing foamed glass molded products
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United States of America Patent
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May 2, 1989
Issued Date -
N/A
app pub date -
Jun 12, 1987
filing date -
Jul 31, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A composition and process for producing a foamed glass molded product, the process employing a composition which is a mixture of one part by weight of a finely ground glass containing more than 25 weight % alkali metal oxide; from 21 to 400 parts by weight of a finely ground glass containing less than 16 weight % alkali metal oxide; water present in a water to solids weight ratio ranging from 1:1.4 to 1:3.0; and a foaming agent. The combined ingredients are heated to release gasses from the foaming agent and thereby foam the glass. The foamed glass moldings may be granules or cast shapes.
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