Lightweight, non-cementitious building material

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

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106DIG2, C04B 3516

Patent

active

040725332

ABSTRACT:
An improved lightweight building material capable of being formed in a continuous sheet operation. The material comprises sodium silicate as a binder and an expanded inorganic aggregate. In addition, an efflorescence inhibitor is included in such composition comprising boric acid, a metal borate selected from the group consisting of zinc borate, calcium borate, magnesium borate and mixtures thereof, a calcium salt selected from the group consisting of calcium sulfate, calcium nitrate, calcium phosphate, calcium orthophosphate and mixtures thereof, an alkali metal fluorosilicate, or mixtures of the above.

REFERENCES:
patent: 3658564 (1972-04-01), Gerow et al.
patent: 3769065 (1973-10-01), Dunn
patent: 3933514 (1976-01-01), Banks et al.

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