Chromium-free water- and acid-stable catalyst for hydrogenation reactions
AssigneeClariant International Ltd.
InventorsChristoph Doerfelt, Manuel Pfanzelt, Goetz Burgfels, Frank Grossmann, Maurice Frederic Pilz
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Abstract
The present invention relates to an improved chromium-free Cu-Al catalyst for the hydrogenation of carbonyl groups in organic compounds, characterized in that the catalyst contains a proportion of zirconium in an amount of 0.5% to 30.0% by weight. The present invention additionally also relates to the preparation of the catalyst and to the use thereof in the hydrogenation of carbonyl groups in organic compounds.
Claims17
A Cu-Al catalyst, wherein the catalyst contains zirconium in a proportion by weight of 10% to 20%, copper in an amount within a range from 20% to 50% by weight, and aluminum in an amount in the range of 8% to 29% by weight, each based on the total weight of the catalyst after loss on ignition.
Dependencies are inferred from the claim text.