Ionic liquids miscible with various polar/non-polar solvents and method of preparing the same
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United States of America Patent
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Feb 1, 2011
Grant Date -
Oct 8, 2009
app pub date -
Apr 25, 2008
filing date -
Apr 2, 2008
priority date (Note) -
Expired
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Abstract
is a cation selected from the group consisting of quaternary ammonium, quaternary phosphonium, sulfonium, imidazolium, pyridinium, pyrazolium, piperidinium, pyrrolium, pyrrolidinium, triazolium, and a mixture of two or more thereof, and R′ is a hydrocarbon comprising at least one unsaturated bond, and having 4 to 30 carbon atoms. The ionic liquid is partially or completely miscible with various polar and/or non-polar solvents, and may be used as a solvent, a solvent additive, an electrolyte, a heat carrier, a charge carrier, a heat carrier additive, a charge career additive, or a phase transfer catalyst, at room temperatures and below. Furthermore, the cost of manufacturing the ionic liquid can be reduced.
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