Water=based foam fire extinguisher with good stability - contains soluble ammonium salt, amphoteric fluoro- surfactant as film=former, amphoteric co=surfactant as foaming agent, and antifreeze

摘要

A water-based liquid-foam fire extinguisher (I) in a stable, storage-resistant and ready-to-use frost-resistant form, contains in one solution: (a) water-soluble ammonium salt(s); (b) amphoteric fluoro-surfactant(s) as film-forming agent(s); (c) amphoteric co-surfactant(s) as foaming agent(s); and (d) anti-freeze compound(s).