Branched-chain fatty acids as liquid cation exchangers

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United States of America Patent

PATENT NO 9919303
APP PUB NO 20150209775A1
SERIAL NO

14419580

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Abstract

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The present invention relates to a method for removing an organic compound from an aqueous solution, comprising the steps of providing the aqueous solution which contains the organic compound, and a hydrophobic organic solution, where the latter comprises a liquid hydrophobic cation exchanger, contacting the aqueous solution and the hydrophobic organic solution, and separating off the hydrophobic organic solution from the aqueous solution, wherein the liquid hydrophobic cation exchanger is a saturated alkanoic acid having at least one alkyl substituent, where the organic compound is an organic compound having at least one positive charge and a neutral or positive total charge.

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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
Erhardt, Frank Bielefeld, DE 7 70
Falke, Lukas Bielefeld, DE 3 4
Haas, Thomas Muenster, DE 183 2419
Haeger, Harald Luedinghausen, DE 66 1060
Hennemann, Hans-Georg Bedburg, DE 15 277
Kelle, Ralf Guetersloh, DE 6 20
Poetter, Markus Shanghai, CN 20 481
Roos, Martin Haltern am See, DE 49 728
Thum, Oliver Ratingen, DE 36 611

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