Admixture for cementitious compositions
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United States of America Patent
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Jul 13, 2004
Grant Date -
Aug 1, 2002
app pub date -
May 24, 2001
filing date -
May 25, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An admixture for cementitious compositions for imparting water repellant properties to the cementitious composition. The admixture comprises a polymer, a surfactant, and a hydrophobic material that is an organic ester of an aliphatic carboxylic acid. Also, a cementitious composition comprising cement, a polymer, a surfactant, and a hydrophobic material that is an organic ester of an aliphatic carboxylic acid. Also, a method of forming a cementitious composition comprising mixing a cement, a polymer, a hydrophobic material, a surfactant, and water.
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