Chemische Werke Huls Aktiengesellschaft

Chemische Werke Huels Aktiengesellschaft

Hans-Jurgen Erberich

Bernhard Scholz

Fritz Obenaus

Gerhard Franz

Erwin Vangermain

Horst Ueberschaer

Heinz-Otto Reitemeyer

Willi Brauckmann

A process for preparing silver catalysts containing alkaline earth metals and alkali metals as promoters for the production of ethylene oxide by oxidizing ethylene with oxygen or oxygen-containing gases. The silver catalysts are prepared by:

Process for the preparation of silver catalysts for the production of

In an improved process for the production of carboxylic acid esters by catalytic oxidation of alcohols in the liquid phase, primary alcohols of 1-4 carbon atoms are oxidized with molecular oxygen at temperatures of about 100.degree.-250.degree. C. in the presence of catalytic amounts of a compound of Co, Mn, Cr, or Fe, and an acid having a first dissociation constant K.sub.1 greater than 10.sup.-3, dissolved in the reaction mixture.

Process for the production of carboxylic acid esters by catalytic

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Marl, Germany

Hans-Jurgen Erberich