Use of aqueous dispersions of water-soluble and/or...

Details Use of aqueous dispersions of water-soluble and/or... Use of aqueous dispersions of water-soluble and/or...

A - Human Necessities

62

D

A62D 1/00 (2006.01)

Patent

CA 2608529

The invention relates to the use of aqueous dispersions of water-soluble and/or water-swellable anionic polymers and water-soluble neutralizing agents as additives to aqueous extinguishing agents. Said invention also relates to a method for fighting fires with aqueous extinguishing agents, whereby an aqueous dispersion of water-soluble and/or water-swellable anionic polymers and at least one water-soluble neutralizing agent are mixed with water, such that the mixture has a maximum polymer content of 5 wt. % and a pH value of at least 5.5.

L'invention concerne l'utilisation de dispersions aqueuses de polymères anioniques solubles dans l'eau et/ou pouvant gonfler dans l'eau et d'agents neutralisants solubles dans l'eau comme additifs dans des agents d'extinction aqueux. Cette invention concerne également un procédé de lutte contre les incendies au moyen d'agents d'extinction aqueux, qui consiste à mélanger avec de l'eau une dispersion aqueuse de polymères anioniques solubles dans l'eau et/ou pouvant gonfler dans l'eau et au moins un agent neutralisant soluble dans l'eau, de sorte que le mélange présente une teneur en polymères d'au maximum 5 % en poids et un pH d'au moins 5,5.

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