Method of forming a water barrier around foundations

Details Method of forming a water barrier around foundations Method of forming a water barrier around foundations

1977-05-25

1978-08-01

Gilliam, Paul R.

61 36C, 5216914, E02D 314, B23B 1900

Patent

active

041034996

ABSTRACT:
A panel is provided forming a water barrier and comprising two opposing spaced sheets having between said spaced sheets a sealant composition comprising bentonite; a water soluble dispersing agent selected from the group consisting of a water-soluble salt of acetic acid, a water-soluble salt of phosphoric acid, and a water-soluble salt of boric acid; and a water-soluble polymer selected from the group consisting of polyacrylic acid, water-soluble salts of polyacrylic acid, hydrolyzed polyacrylonitrile, polyvinyl acetate, polyvinyl alcohol, copolymers of the foregoing, and a copolymer of acrylic acid and maleic anhydride, the amount of water-soluble polymer in said sealant composition being from 0.1% to 3.0%, by weight, and the amount of water-soluble dispersant in said sealant composition being from 0.1% to 3.0%, by weight, the weight ratio of water-soluble dispersant to water-soluble polymer being from 6:1-36. The panel is disposed against a foundation to act as a water barrier, shielding the foundation against water seepage.

REFERENCES:
patent: 2898759 (1959-08-01), Pebley
patent: 3016713 (1962-01-01), Deming
patent: 3407552 (1968-10-01), Cassidy
patent: 3772893 (1973-11-01), Eilers

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