Cement formulation
AssigneeJames Hardie Research Pty Limited
InventorsBasil Taha Naji, Steven Alfred Duselis, James Albert Gleeson, Danielle Simone Klimesch, Brian Patrick Sloane, David Malcolm Stitt
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Abstract
This invention relates to a formulation for preparing a dry formulation for preparing an autoclave cured cementitious product comprising: a cementitious material; a siliceous material; and a dehydroxylated clay mineral.
Claims18
An autoclaved product having about 25-75% reduction in water permeability consisting essentially of:
- Portland cement;
- a crystalline siliceous material;
- and
- a dehydroxylated clay mineral which is different from said crystalline siliceous material.
A cementitious product comprising the autoclave cured reaction product of a composition consisting essentially of dehydroxylated clay mineral, Portland cement and a crystalline siliceous material which is different from said dehydroxylated clay mineral.
A cementitious product comprising the autoclave reaction product of a composition consisting essentially of fibrous material, a dehydroxylated clay mineral, Portland cement, and a crystalline siliceous material which is different from said dehydroxylated clay mineral.
Dependencies are inferred from the claim text.