C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/58, 261/60
C04B 38/08 (2006.01)
Patent
CA 1053712
ABSTRACT A method of producing freeze-thaw resistant cementitious porous materials, such as concrete, mortar, stucco, in which up to about 30% by weight of the cement of a porous particulate material is mixed into the material. The particular material may be finely divided fired clay, brick, or diatomaceous earth particles having a size range of 20-50 Tyler mesh, a total porosity of at least 30% and a pore size in the range 0.05 to 3.0 microns.
241032
Litvan Gerhard G.
Sereda Peter J.
Na
National Research Council Of Canada
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