Method for producing perfluoroalkane sulfonic acid esters and the salts thereof
AssigneeMerck Patent GmbH
InventorsMichael Schmidt, Nicolai Ignatyev, Udo Heider, Peter Sartori, Andrij Kucheryna
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Abstract
The present invention relates to a process for the preparation of perfluoroalkanesulfonic acid esters and to the further conversion thereof into salts, and to the use of the resultant compounds in electrolytes and in batteries, capacitors, supercapacitors and electrochemical cells.
Claims17
A process for the preparation of a compound containing a perfluoroalkanesulfonic acid radical, comprising reacting a perfluoroalkanesulfonic acid-directly with dialkyl carbonate, wherein a water or alcohol consuming reagent is optionally present, to give alkyl perfluoroalkanesulfonate or to give alkyl perfluoroalkanesulfonate and a carboxylic acid ester.
Dependencies are inferred from the claim text.