Patent ID: 11911644
Assignee: TYCO FIRE PRODUCTS LP
Field: Environmental technology (Chemistry)
Classification: CPC A | IPC A

Claim 1:
2. The aqueous fire-fighting foam concentrate of claim 1 comprising:
about 5 to 40 wt. % of the sugar component comprising at least about 50 wt. % monosaccharide sugar, sugar alcohol, or a mixture of any two or more thereof;
about 2 to 20 wt. % of an anionic surfactant comprising one or more of an aliphatic sulfate salt, aliphatic sulfonate salt, an aliphatic ether sulfate salt, and aliphatic ether sulfate salt;
about 1 to 10 wt. % of a zwitterionic surfactant comprising one or more of an alkylamidoalkyl betaine, an alkyl sulfobetaine, an alkylamidoalkyl hydroxysultaine, and an alkyl hydroxysultaine;
about 0.1 to 5 wt. % of a polysaccharide thickener;
about 1 to 20 wt. % of an organic solvent comprising one or more of a glycol, a glycol ether, a glycerol, and a water-soluble polyethylene glycol (PEG); and
at least about 30 wt. % water.