Phosphate fire-extinguishing composition
US10335625B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2013 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Mar 14, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62D1/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Disclosed is a phosphate fire-extinguishing composition, the fire-extinguishing composition containing a phosphate compound, the phosphate compound being one or more of sodium hexametaphosphate, ammonium phosphate, diammonium hydrogen phosphate, trisodium phosphate, and ferric phosphate; the fire-extinguishing composition uses a pyrotechnic agent as a heat source and power source; the pyrotechnic agent is ignited to produce high temperature; the high temperature is utilized to heat and decompose the fire-extinguishing composition to generate a number of fire-extinguishable substances, these substances are sprayed out together with the pyrotechnic agent to extinguish the fire. The fire-extinguishing composition of the present invention has simple components, stable and excellent performance, can be easily stored for an extended period of time, and is non-toxic and environmentally friendly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.