| abstract |
The present invention relates to a process for the preparation of a catalyst composition comprising nickel, aluminum oxide and zirconium dioxide by simultaneous precipitation of nickel, aluminum and zircon from a mixed salt solution by means of an aqueous solution of a basic compound in excess as a precipitation agent at pH 7 to 10 and 60 to 120 ° C. , Deposition on a support material, filtration, drying and reduction, and a specific catalyst composition and its use as a catalyst for the hydrogenation of nitriles, aromatic hydrocarbons, nitro compounds and olefins in the liquid phase. |