| abstract |
The invention relates to a process for treating a supported metal containing catalyst, comprising contacting the catalyst with a solution comprising a solvent and an ionic liquid and removing the solvent, wherein the catalyst contains one or more metals selected from the group consisting of nickel, copper, gold, platinum, palladium and silver. Further, the invention relates to the catalyst obtained in said process, and to the use of such catalyst in the selective hydrogenation of unsaturated hydrocarbons, such as acetylene. |