FIELD: enrichment of mineral resources, flotation of ores of non-ferrous and precious metals and coal. SUBSTANCE: composition includes foam former based on dimethyl(isopropenylehtinyl )carbinole and collector. Foam former has following chemical composition, mas. %: dimethyl carbinole, 95.0-98.0; tetmethylbutindiol, 0.1-1.5; diisopropenylacethylene, 0.1-1.0; 2.5-dimethyl-1.4- hexadiene-3-on, 1.5-2.5. EFFECT: enhanced technological indices of flotation. 5 cl, 4 tbl
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