Fire-fighting foam composition
US11938363B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2023 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Apr 26, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62D1/0042
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of fighting a fire includes aerating a firefighting foam composition to form an aerated firefighting foam; administering the aerated firefighting foam to a fire or applying the aerated firefighting foam to a surface of a volatile flammable liquid; wherein: the firefighting foam composition includes a sugar component that includes a monosaccharide sugar and/or a sugar alcohol; an anionic surfactant; a zwitterionic surfactant; an organic solvent including glycol ether and/or glycol solvent; a polysaccharide thickener; and at least about 40 wt. % water; wherein the composition is substantially free of any amine oxide or nonionic surfactants; and the composition is substantially free of fluorinated compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.