Concrete or cement dispersant and method of use
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United States of America Patent
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Mar 22, 2005
Grant Date -
Dec 23, 2004
app pub date -
Jun 23, 2003
filing date -
Jun 23, 2003
priority date (Note) -
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Abstract
A dispersant for use with concrete or cement, and a concrete or cement admixture that comprises a cementitious material, water, and the dispersant. The dispersant includes a polymeric derivative of carboxylic acid, and has a sulfur-containing moiety that is covalently bonded thereto. Adding the dispersant to the cementitious material and water improves the rheological properties of the admixture.
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