Dry cement mixture
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United States of America Patent
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May 8, 2018
Grant Date -
Jul 13, 2017
app pub date -
Jun 23, 2015
filing date -
Jul 17, 2014
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Abstract
A dry cement mixture comprises Portland cement and an ultra-fine component consisting of at least one ultra-fine additive, said ultra-fine component being a hydraulic binder, wherein Portland cement is present in an amount of at least 70 wt % of the mixture and the ultra-fine component is present in an amount of at least 5 wt % of the mixture, wherein the ultra-fine component has a particle size distribution characterized by a particle diameter D10 of between 0.5 μm and 2 μm and a particle diameter D90 of between 2 μm and 8 μm.
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