Merck Patent Gmbh

Andreas Kühner

Michael Schmidt

Nikolai Mykola Ignatyev

Peter Sartori

Udo Heider

Helge Willner

Volker Hilarius

Andriy Kucheryna

Eduard Bernhardt

Anja Amann

Marlies Niemann

The present invention relates to acids of the general formula [I], [RPF]H[I], where y=1, 2 or 3, and in which the ligands R may be identical or different and R is a perfluorinated C-alkyl or aryl group or R is a partially fluorinated C-alkyl or aryl group, in which some of the F or H may have been substituted by chlorine. The present invention furthermore relates to a process for the preparation of the acids according to the invention, to salts comprising a cation and the anion of the acid according to the invention, and to a process for the preparation of the salts. The invention furthermore relates to the use of the acids and salts according to the invention.

Strong acids, process for the preparation thereof, and uses thereof

The invention relates to the use of salt-based compounds as additives in electrolytes for improvinq the properties of electrochemical cells.

Use of additives in electrolyte for electrochemical cells

Fluoroalkylphosphate salts of Formula I, described herein, are suitable for use, alone or in mixtures with, e.g., other salts, in electrolytes, primary batteries, secondary batteries, capacitors, supercapacitors or galvanic cells.

Fluoroalkylphosphate salts, and process for the preparation of these substances

The present invention relates to fluoroalkyl phosphates, to a process for the preparation, and to their use as conductive salts in batteries, capacitors, supercapacitors and galvanic cells.

Fluoroalkyl phosphates for use in electrochemical cells

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Darmstadt, Germany

Andreas Kühner