Additive for dewaterable slurry and method of manufacturing and improving slurry containing same
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United States of America Patent
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Issued Date -
Nov 21, 2002
app pub date -
Mar 4, 2002
filing date -
Mar 2, 2001
priority date (Note) -
Abandoned
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Abstract
A method of reducing the water requirements of a cementitious slurry and of improving the properties of a cementitious slurry by adding a mineral additive comprising fly ash having a predominant particle size of up to about 10 microns, and/or aluminous material having a predominant particle size of up to about 150 microns. The additive acts as a water reduction agent and can replace either wholly or partially a conventional plasticiser.
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