Fire extinguishing material

Details Fire extinguishing material Fire extinguishing material

1994-05-31

1995-02-28

Stoll, Robert L.

Compositions

Fire-extinguishing

Gas generative, chemically

252 4, 252 5, 252604, A62D 100

Patent

active

053934377

ABSTRACT:
A fire extinguishing material that comprises a particulate material to be projected onto a fire having a particle size of no more that 212 microns, a moisture content of no more than 0.50 parts by weight, a hygroscopicity of no more than 3.00 parts by weight, and a bulk density of about 125 milliliters per 100 grams. The particulate material consists essentially of from about 40 to about 80 parts by weight monoammonium phosphate, from about 32 to 0 parts by weight ammonium sulfate, from about 10 to about 18 parts by weight of one or more carbonates selected from the group consisting essentially of magnesium carbonate, potassium carbonate and calcium carbonate, from about 0 to 15 parts by weight of barium sulfate, about 2.0 parts by weight hydrated aluminum-magnesium silicate, about 0.04 parts by weight of diarylide yellow, and about 0.8 parts by weight of methylhydrogen siloxane.

REFERENCES:
patent: 2901428 (1959-08-01), Schulenburg
patent: 3017348 (1962-01-01), Steppe
patent: 3544459 (1970-12-01), Hirst
patent: 3830738 (1974-08-01), Cottrell
patent: 4839065 (1989-06-01), Vandersall
patent: 4983326 (1991-01-01), Vandersall
patent: 5338349 (1994-08-01), Farrar

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