Nonfluorinated agent for liquid vehicle systems
AssigneeTyco Fire Products LP
InventorKatherine L. Zabronsky
Life of this patent
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Abstract
A firefighting composition for use in onboard firefighting systems of heavy industrial equipment, such as heavy vehicles and other types of heavy equipment used in construction, forestry, mining, and other similar industries, includes aqueous liquids that include (a) a sodium and/or potassium salt of an organic acid; (b) one or more of an alkylpolyglycoside surfactant, an alkyl sulfate anionic surfactant, an alkyliminodialkylcarboxylate surfactant and a zwitterionic surfactant; (c) an acetylenic diol derivative surfactant and/or a siloxane-based surfactant; and (d) alkylene glycol and/or glycerol.
Claims21
An aqueous firefighting composition comprising:
- a) about 20-50 wt. % of a sodium and/or potassium salt of an organic acid;
- b) a surfactant mixture containing one or more of an alkylpolyglycoside surfactant, an alkyl sulfate anionic surfactant, an alkyliminodialkylcarboxylate surfactant, and a zwitterionic surfactant;
- c) an alkoxylated acetylenic diol surfactant;
- d) about 2-25 wt. % alkylene glycol and/or glycerol;
- and
- e) at least about 40 wt. % water.
Dependencies are inferred from the claim text.