摘要 |
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. |