Lightweight concrete building product

Details Lightweight concrete building product Lightweight concrete building product

1990-11-16

1992-05-12

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Alkali metal silicate containing

106665, 106666, 106725, 106726, 106727, 106728, C04B 2400, C04B 2416

Patent

active

051124050

ABSTRACT:
Compositions for lightweight, waterproof, cementitious materials comprise portland cement, aggregates, two admixtures, and water. A first admixture comprises a major portion of calcium chloride and minor portions of sodium silicate and a wetting agent. A second admixture comprises an emulsion of ammonium stearate. Methods for producing cementitious materials include a process for manufacturing strong, lightweight, waterproof building products such as roofing tile, imitation bricks, and the like.

REFERENCES:
patent: 4050948 (1977-09-01), Gandy et al.
patent: 4060425 (1977-11-01), Harada et al.
patent: 4204876 (1980-05-01), Bowden
Kosmatka et al., Design and Control of Concrete Mixtures 13, Edition, 1988 (pp. 19 and 64).

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