Method for preparation of a hardening composition
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United States of America Patent
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Aug 3, 1999
Grant Date -
N/A
app pub date -
Sep 12, 1997
filing date -
Sep 19, 1996
priority date (Note) -
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Abstract
A method for preparing concrete or mortar in which a mixture of a hydraulic binder, aggregates, water, and colloidal silica is prepared. The relative standard deviation of the particle size distribution by numbers of the colloidal silica is at least about 30%. The invention also relates to concrete or mortar obtainable by the method.
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