GAS-GENERATION COMPOSITION Russian patent published in 2005 - IPC

FIELD: chemistry and fire-fighting, particularly low-temperature gas-generating sodium-based compositions for displacing powder in fire-extinguishing appliances, for inflating life-boats, emergency hoisting shells, emergency gas jacks and in means adapted for emergency closing well bores and for arranging special curtains in wells.

SUBSTANCE: gas-generation composition includes potassium nitrate, phenol-formaldehyde novolac, basic magnesium carbonate, melamine and urotropin taken in predetermined amounts.

EFFECT: increased performance properties, widened range of application, improved mechanical characteristics and specific gas-generation capacity, prevention of toxic composition emitting during manufacturing.

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