Lightweight insulating concrete

Details Lightweight insulating concrete Lightweight insulating concrete

1981-11-04

1983-02-15

Poer, James

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 90, 106 98, C04B 100, C04B 702

Patent

active

043739555

ABSTRACT:
A lightweight insulating concrete having a K value of not more than 0.75, a compressive strength of at least 125 psi and consisting essentially of portland cement, pumice, silica and pulping waste liquor solids.
A method of producing a foamed insulating concrete comprising incorporating a hydrolyzed protein based aqueous foam in a slurry of portland cement, pumice, silica, pulping waste liquor and water to form a foamed concrete slurry and then curing the concrete slurry to a solid rigid concrete.

REFERENCES:
patent: 2172076 (1939-09-01), Wolf et al.
patent: 3227569 (1966-01-01), Thompson
patent: 3867159 (1975-02-01), Ergene

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