Fire extinguishing process and composition
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United States of America Patent
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Jul 6, 1999
Issued Date -
N/A
app pub date -
Nov 25, 1997
filing date -
Jan 20, 1995
priority date (Note) -
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Abstract
A process for controlling or extinguishing fires comprises introducing to a fire or flame (e.g., by streaming or by flooding) a non-flammable extinguishment composition comprising at least one mono- or dialkoxy-substituted perfluoroalkane, perfluorocycloalkane, perfluorocycloalkyl-containing perfluoroalkane, or perfluorocycloalkylene-containing perfluoroalkane compound, the compound optionally containing additional catenary heteroatoms in its perfluorinated portion and preferably having a boiling point in the range of from about 0.degree. C. to about 150.degree. C. The compounds exhibit good extinguishment capabilities while being environmentally acceptable.
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