Foaming composition and use thereof as a fire-extinguishing foam
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United States of America Patent
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-
Dec 7, 1999
Grant Date -
N/A
app pub date -
Nov 28, 1997
filing date -
Jun 1, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A foaming composition containing one or more fluorinated surfactants and or more alkylpolyglycoside hemisulphosuccinate surfactants of formula (I) is described, ##STR1## wherein R is a straight or branched chain alkyl radical with 6-18 carbon atoms, S is a sugar residue, one of R.sub.1, and R.sub.2 is a SO.sub.3 M group, and the other a hydrogen atom, M is an alkali metal, preferably sodium, X is an integer of 1 to 10, preferably of 1 to 4. The foaming composition is useful as a fire-extinguishing foam.
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