Polymeric foam caulking compositions

Details Polymeric foam caulking compositions Polymeric foam caulking compositions

1981-09-04

1982-09-21

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

222394, 521 78, 521 98, 521149, 521910, C08J 912, C08J 914

Patent

active

043507743

ABSTRACT:
A composition suitable for preparing a stable cellular foam, aerosol containers containing the composition, and methods of using the foamed composition to caulk and insulate, where the composition includes an emulsion of one or more foamable polymers and dispersed in the emulsion a foam forming amount of a mixture of a volatile organic liquid compound selected from the group consisting of a volatile hydrocarbon, a volatile halogenated hydrocarbon and mixtures thereof, and nitrous oxide, wherein the weight ratio of the organic liquid compound to nitrous oxide is selected such that the foam is self leveling and the volume of the foam is not greater than six times the volume of the composition.

REFERENCES:
patent: 3343718 (1967-09-01), Siegel et al.
patent: 3572330 (1971-03-01), Gonder
patent: 3705669 (1972-12-01), Cox et al.
patent: 3912665 (1975-10-01), Spitzer et al.
patent: 3912666 (1975-10-01), Spitzer et al.
patent: 3912667 (1975-10-01), Spitzer et al.

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