Cement products containing surface treated inorganic particulate

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106308F, C04B 2408

Patent

active

047536799

ABSTRACT:
Particulate calcium carbonate or iron oxide pretreated with a fatty acid such as stearic acid or oleic acid is added to a cementitious product to improve its strength and resistance to water absorption and penetration. Dry, aqueous and nonaqueous methods of addition are employed.

REFERENCES:
patent: 2003613 (1935-06-01), Scripture, Jr.
patent: 3720528 (1973-03-01), Jordan
patent: 3720529 (1973-03-01), Jordan
patent: 4278576 (1981-07-01), Goldman
patent: 4375987 (1983-03-01), Lange et al.
patent: 4444921 (1984-04-01), South, Jr.

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