| 摘要 |
<p>The invention relates to a liquid fire-extinguishing concentrate and to a process for its preparation. The concentrate contains: (in weight percent> 3-20% alkylphenolpolyglycol-ether, 2-18% fatty acid alkanol amide, 6-25% sulphonated polyfluoroalkylbetain, 20-80% deionized water and is of use more particularly for controlling fires of liquid and solid hydrocarbons.</p> |
