Mixture of silica sols
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United States of America Patent
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-
Jul 22, 2003
Grant Date -
Jan 31, 2002
app pub date -
Jun 15, 2001
filing date -
Jun 22, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
The invention concerns a silica sol mixture comprising a first silica sol having a broad particle size distribution, the relative standard deviation being at least about 30% by numbers, and a second silica sol having a narrow particle size distribution having a relative standard deviation lower than about 15% by numbers. The invention also concerns a method for preparing a silica sol mixture and use thereof. The invention further concerns a concrete composition comprising a silica sol mixture and a method for preparing such composition.
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