Production of water-repellent moldings from plaster

Details Production of water-repellent moldings from plaster Production of water-repellent moldings from plaster

1985-07-25

1987-02-17

Straub, Gary P.

Compositions: coating or plastic

Coating or plastic compositions

Proteinaceous material containing

106110, 156 41, 156 43, C04B 1100, C04B 2400, B32B 3112, B32B 520

Patent

active

046437711

ABSTRACT:
A water-repellent plaster molding is produced by forming a foam of water, surfactant and polyalkyl-hydrogen-siloxane adding this foam to a paste of plaster powder in water, and letting the mixture set.

REFERENCES:
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patent: 3455710 (1969-07-01), Nitzsche et al.
patent: 3623895 (1971-11-01), Nitzsche et al.
patent: 3814659 (1974-01-01), Wadeau
patent: 3936311 (1976-02-01), Kirst et al.
patent: 4136687 (1979-01-01), Dadroski
patent: 4153470 (1979-05-01), Stahl et al.
patent: 4279673 (1981-07-01), White et al.
patent: 4447498 (1984-05-01), Fink et al.
patent: 4518652 (1985-05-01), Willoughby
W. Noll, "Chemistry and Technology of Silicones", (1968), 626/627.
R. L. Bass, "Surface Activity of Organo'Silicon Compounds", Chemistry and Industry, 7/18/59, pp. 912-918.

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