| abstract |
THE INVENTION CONCERNS A CATALYST AND AN IMPROVED PROCESS FOR HYDROGENATION OF ALDEHYDES. THE ALDEHYDES HYDROGENATION CATALYST OF THE INVENTION IS ESSENTIALLY CONSTITUTED OF A MIXTURE OF COPPER AND ZINC OXIDES IMPREGNATED WITH A SECONDARY QUANTITY, REINFORCING SELECTIVITY, OF AN AGENT IMPROVING SELECTIVITY, INCLUDING A ALKALINE CHOSEN BETWEEN SODIUM, POTASSIUM, LITHIUM, CESIUM AND THEIR MIXTURES AND A TRANSITION METAL CHOSEN BETWEEN NICKEL AND COBALT AND THEIR MIXTURES. APPLICATION TO THE CATALYSIS OF HYDROGENATION OF ALDEHYDES IN ALCOHOLS. |