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Helge Willner, Muelheim/ruhr DE

Helge Willner, Muelheim/ruhr DE

Patent application numberDescriptionPublished
20090036628OXONIUM AND SULFONIUM SALTS - The present invention relates to oxonium salts having [(R02-05-2009
20090253905PROCESS FOR THE PREPARATION OF ONIUM SALTS WITH ALKYL- OR ARYLSULFONATE ANIONS OR ALKYL- OR ARYLCARBOXYLATE ANIONS HAVING A LOW HALIDE CONTENT - The invention relates to a method for producing onium salts comprising alkyl anions or aryl sulfonate anions or alkyl carboxylate anions or acryl carboxylate anions by reacting an onium halide with an alkyl silyl ester or trialkyl silyl ester of an alkyl sulfonic acid or aryl sulfonic acid or an alkyl carboxylic acid or aryl carboxylic acid or the anhydrides thereof.10-08-2009
20090253912PROCESS FOR THE PREPARATION OF ONIUM SALTS WITH A TETRAFLUOROBORATE ANION HAVING A REDUCED HALIDE CONTENT - The invention relates to a method for producing onium salts with tetrafluoroborate anion by reacting an onium halide with an oxonium tetrafluoroborate, sulfonium tetrafluoroborate, or triphenylcarbonium tetrafluoroborate.10-08-2009
20090253914PROCESS FOR THE PREPARATION OF ONIUM SALTS WITH DIALKYLPHOSPHATE, DIALKYLPHOSPHINATE OR (O-ALKYL)ALKYL- OR ALKYLPHOSPHONATE ANIONS HAVING A LOW HALIDE CONTENT - The invention relates to a process for the preparation of onium salts with dialkylphosphate, dialkylphosphinate or (O-alkyl)alkyl- or alkylphosphonate anions by reaction of an onium halide with a triallyl phosphate, alkyl dialkylphosphinate, dialkyl alkylphosphonate or trialkylsilyl ester or mixed alkyl trialkylsilyl ester of phosphoric, dialkylphosphinic or alkylphosphonic acid.10-08-2009
20100004461COMPOUNDS CONTAINING ORGANOFLUOROCHLOROPHOSPHATE ANIONS - The present invention relates to compounds containing organofluorochlorophosphate anions, the preparation thereof and the use thereof, in particular as ionic liquids.01-07-2010
20100069655NOVEL STRONG BORON-CONTAINING ACIDS, THE PREPARATION AND USE THEREOF - The invention relates to boron-containing acids of the general formula (I) [B(R03-18-2010
20100222580Process For The Preparation Of Onium Alkylsulfates Having A Low Halide Content - The invention relates to a process for the preparation of onium alkylsulfates by reaction of an onium halide with a symmetrically substituted dialkyl sulfate, in which the alkyl group can have 1 to 14 C atoms, with an asymmetrically substituted dialkyl sulfate, in which one alkyl group can have 4 to 20 C atoms and the second alkyl group denotes methyl or ethyl, with an alkyl trialkylsilyl sulfate, with an alkyl acyl sulfate or with an alkyl sulfonyl sulfate, where the reaction with a dialkyl sulfate is carried out at room temperature.09-02-2010
20110034698Oxonium And Sulfonium Salts - The present invention relates to oxonium salts having [(R02-10-2011
20110124921METHOD FOR PRODUCING BIS(FLUORALKYL)PHOSPHINIC ACID CHLORIDES OR FLUORALKYLPHOSPHONIC ACID CHLORIDES - The invention relates to a process for the preparation of bis(fluoroalkyl)phosphinyl chlorides or fluoroalkylphosphonyl dichlorides by reaction of the corresponding bis(fluoroalkyl)phosphinic acid or fluoroalkylphosphonic acid with aryltetrachlorophosphorane as chlorinating agent05-26-2011
20110130589PROCESS FOR THE PREPARATION OF BIS(FLUOROALKYL)PHOSPHINIC ACID OR FLUOROALKYLPHOSPHONIC ACID - The invention relates to a process for the preparation of bis(fluoroalkyl)phosphinic acid and/or fluoroalkylphosphonic acid by reaction of, monofluoroalkyltetrafluorophosphorane bis(fluoroalkyl)trifluorophosphorane or tris(fluoroalkyl)difluorophosphorane with water.06-02-2011

Patent applications by Helge Willner, Muelheim/ruhr DE