| 摘要 |
A SOLID, PARTICULATE CATALYST COMPOSITION COMPRISING AN ACTIVE NICKEL COMPONENT IN WHICH THENICKEL CONSTITUTES FROM 25 TO 60 WTOF THE CATALYSTCOMPOSITION; A MOLYBDENUM COMPONENT IN WHICH THEMO~YBDENUM CONSTITUTES FROM 5 TO 20 WTOF THE CATALYSTCOMPOSITION; AND FROM 10 TO 50 WT OF A BINDER MATERIALCOMPRISING AT LEAST ONE OF OXIDES OF SILICON, ANDSILICATES AND OXIDES OF ZINC, ALUMINIUM, ZIRCONIUM,MAGNESIUM AND CALCIUM, EACH OF THE ALUMINIUM, CALCIUMAND ZINC PRESENT IN AN AMOUNT NO GREATER THAN 2 WT; ANDA PROCESS FOR THE SELECTIVE HYDROGENATION OF 3-HYDROXYPROPANAL TO 1,3-PROPANEDIOL IN AQUEOUS SOLUTION,USING SAID CATALYST COMPOSITION.FIG. 1
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