Composition for providing a foam barrier between a substrate...

Details Composition for providing a foam barrier between a substrate... Composition for providing a foam barrier between a substrate...

A - Human Necessities

62

D

A62D 1/02 (2006.01) B01J 19/16 (2006.01) B05D 1/00 (2006.01) B09B 1/00 (2006.01) A62D 3/00 (2006.01)

Patent

CA 2115922

COMPOSITION FOR PROVIDING A FOAM BARRIER BETWEEN A SUBSTRATE AND THE ATMOSPHERE AND THE METHOD OF USE ABSTRACT A composition for forming an essentially biodegradable foam for application to a substrate to provide a barrier between the substrate and the atmosphere formulated from a mixture in water of a sodium sulfonate, a carboxylic acid, KOH, potassium silicate, a nonionic solid organic water-soluble material and a hydroxylic solvent for the potassium salt of the carboxylic acid, in certain proportional relationships. The composition is capable of being produced, transported, stored and handled in the form of a concentrate. The use of the composition in preparing a foam barrier is also provided, having particular usefulness in sanitary landfills for sealing off odors and preventing insect access.

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