Lightweight concrete building product
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United States of America Patent
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-
May 12, 1992
Issued Date -
N/A
app pub date -
Nov 16, 1990
filing date -
Jan 24, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Compositions for lightweight, waterproof, cementitious materials comprise portland cement, aggregates, two admixtures, and water. A first admixture comprises a major portion of calcium chloride and minor portions of sodium silicate and a wetting agent. A second admixture comprises an emulsion of ammonium stearate. Methods for producing cementitious materials include a process for manufacturing strong, lightweight, waterproof building products such as roofing tile, imitation bricks, and the like.
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Cited Art Landscape
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