Composition for making impermeable walls and other underground s

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

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C04B 735

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active

045142289

ABSTRACT:
A composition for making impermeable walls and other underground structures comprising water, a cement, a silica compound in a dispersed form, and an activating agent selected from the group consisting of an alkaline base and an alkaline salt of a weak acid which do not contain silica, the ratio by weight of lime to silica being less than 1 and preferably between approximately 0.3 to 0.5.

REFERENCES:
patent: 2410954 (1946-11-01), Sharp
patent: 2805719 (1957-09-01), Anderson
patent: 3118779 (1964-01-01), Leonard
patent: 3558335 (1971-01-01), Messenger
Lea & Desch, The Chemistry of Cement and Concrete, Edward Arnold (Pub.) Inc., London, 1956, pp. 252-253.

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