Patent ID: 9132417
Filing Date: 2015-09-15
Classification: B01J,C07C

Abstract:
1. A process for preparing a supported hydrogenation catalyst with increased hydrogenation activity, which comprises a hydrogenating metal and an oxide of a hydrogenating metal on an Al 2 O 3 -containing support material, said calcined supported hydrogenation catalyst being treated before or after the final shaping thereof and before use thereof in the hydrogenation with a base solution having a pH of >10 at a temperature in the range from 20 to 120° C. for 1 to 300 hours, and wherein an oxidic material comprising copper oxide and aluminum oxide and at least one of the oxides of iron, lanthanum, tungsten, molybdenum, titanium, zirconium, tin or manganese is provided, pulverulent metallic copper, copper flakes, pulverulent cement, graphite or a mixture thereof is added to the oxidic material and the resulting mixture is shaped to a shaped body.