Process for purifying an ionic liquid

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United States of America Patent

PATENT NO 10138209
APP PUB NO 20170355681A1
SERIAL NO

15486300

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Abstract

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The invention relates to a process for purifying an ionic liquid comprising dialkylimidazolium ions by means of stripping, wherein water vapor is used at a particular temperature. The process according to the invention is characterized in that the decomposition of the ionic liquid is minimized during the procedure of the process.

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Patent Owner(s)

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EVONIK OPERATIONS GMBHESSEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bahlmann, Matthias Heiden, DE 4 9
Escher, Werner Neuss, DE 12 131
Hiller, Christoph Dülmen, DE 7 59
Lütkehaus, Markus Steinfurt, DE 1 9
Münzner, Stefan Dorsten, DE 5 57
Schneider, Rolf Gründau-Rothenbergen, DE 88 1782
Wang, Xinming Kanagawa-ken, JP 59 921
Willy, Benjamin Düsseldorf, DE 19 145
Zehnacker, Olivier Dortmund, DE 21 338

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