Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Matthias Maase0
Georg Groβmann0
Laszlo Szarvas0
Manuel Budich0
Date of Patent
October 20, 2009
0Patent Application Number
105651870
Date Filed
July 3, 2004
0Patent Primary Examiner
Patent abstract
The invention relates to a process for the extractive removal of phenols, alcohols, amines, phoshines, hydroxylamines, hydrazines, oximes, imines, water, carboxylic acids, amino acids, hydroxamic acids, sulfinic acids, sulfonic acids, peroxycarboxylic acids, phosphonous acids, phosphinous acids, phosphonic acids, phosphinic acids or phosphoric acids from aprotic solvents by means of ionic liquids of the formula [K]n+[A]n−, where n, [K]+ and An− are defined as in the description.
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