Cleaning process for dry cleaning
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United States of America Patent
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Mar 21, 2000
Grant Date -
N/A
app pub date -
Oct 19, 1998
filing date -
Nov 6, 1997
priority date (Note) -
Expired
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Abstract
A process for dry cleaning using a cleaning composition for dry cleaning which includes 1 to 90% by weight of a surfactant containing fluorine and 10 to 99% by weight of a fluorohydrocarbon solvent and/or an auxiliary solubilizing agent, the surfactant containing fluorine being a salt of a phosphoric acid ester of a polyoxyalkylenealkylsulfonamide ether containing fluorine.
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