Fire extinguishing compositions and method
US10870030B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Dec 22, 2020 |
| Priority date | — |
| Expiry date | Apr 18, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62D1/005
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A firefighting foam preservative composition and a method of making the firefighting foam preservative composition are provided. The firefighting foam preservative composition includes a suspension system containing water and at least one suspension agent. The firefighting foam preservative composition also includes a first polysaccharide that is soluble in the suspension system; and a second polysaccharide that is insoluble in the suspension system, but soluble in water alone. Methods of using the firefighting foam preservative composition to produce a firefighting foam and using the firefighting foam to secure a hazard by extinguishing fire and/or suppressing flammable vapors are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.