Fire-fighting compositions

Details Fire-fighting compositions Fire-fighting compositions

1977-04-04

1978-07-11

Sebastian, Leland A.

Fire extinguishers

Processes

Of extinguishing fire

252 3, 252 805, A62C 102, C09K 328

Patent

active

040995747

ABSTRACT:
Concentrates suitable for making fire-fighting liquids upon sixteen-fold dilution are described comprising particular perfluoro ampholytic surfactants, solvents and fluorine-free surfactants. The ampholytic surfactants are of the general formula ##STR1## wherein n represents an integer of from 1 to 20, a represents an integer of from 2 to 10, q represents an integer of from 0 to 10, p represents an integer from 0 to 10 and each of R.sub.1, R.sub.2 and R.sub.3, which may be the same or different, are hydrogen, C.sub.1-6 alkyl or

REFERENCES:
patent: 3681264 (1972-08-01), Prial et al.
patent: 3839425 (1974-10-01), Bartlett
patent: 4038195 (1977-07-01), Chiesa

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