FIELD: fire extinguishing. SUBSTANCE: composition contains, wt %: primary alkyl sulfonates 10.0-15.0, sodium sulfoethoxylate 7.0-12.0, cross-linked acrylic acid polymer 0.2-1.0, fluorine-containing surfactant (also containing perfluorinated C6-C12 groups or heterochain-structure groups and quaternary amines or quaternized dialkylalkanediamines) 0.7-2.0, and water - the balance. Composition may further contain monoethanolamine or ethylene glycol. EFFECT: reduced price and prolonged protection time. 3 cl, 1 dwg, 2 tbl
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Authors
Dates
2003-06-20—Published
2002-01-16—Filed