NICKEL BASED CATALYST FIXED ON A SUPPORT AND USE OF THE CATALYST IN A HYDROGENATION PROCESS OF POLYUNSATURATED ORGANIC COMPOUNDS TO THE PARTIALLY OR COMPLETELY SATURATED COMPOUNDS

摘要

A NICKEL-BASED CATALYST FIXED ON A MINERAL SUPPORT SUCH AS DIATOMA EARTH, ALUMINA OR SILICA GEL CONTAINS 10 TO 85 NICKEL WEIGHTS OF WHICH 40 TO 99 ARE IN METAL NICKEL AND 0.05 TO 6.7 BY WEIGHT OF BORON, WITH POSSIBLY 0.1 TO 10 BY WEIGHT OF COPPER, SILVER, CHROMIUM, ZIRCONIUM, THORIUM, TIN, RHENIUM, A METAL OF GROUPEVIII OR OF ONE OF THEIR MIXTURES; A PROCESS FOR HYDROGENATING POLYUNSATURATED ORGANIC COMPOUNDS TO THE CORRESPONDING PARTIALLY OR COMPLETELY SATURATED COMPOUNDS USING SUCH A CATALYST IS ALSO DESCRIBED.