SYNTHESIS OF PRIMARY ALCOHOL MIXTURE FROM SYNTHETIC GAS UNDER PRESENCE OF CATALYST CONTAINING COPPER, COBALT, ZINC AND ALUMINUM
Process for manufacturing primary alcohols by reacting carbon oxides with hydrogen, in the presence of a catalyst containing, as essential elements, copper, zinc and aluminum, in respective atomic ratios of Zn/Al=0.4:1 to 2:1 Co/Al=0.2:1 to 0.75:1; Cu/Al=0.1:1 to 3:1, the proportion by weight of eac...
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Zusammenfassung: | Process for manufacturing primary alcohols by reacting carbon oxides with hydrogen, in the presence of a catalyst containing, as essential elements, copper, zinc and aluminum, in respective atomic ratios of Zn/Al=0.4:1 to 2:1 Co/Al=0.2:1 to 0.75:1; Cu/Al=0.1:1 to 3:1, the proportion by weight of each metal with respect to the total metals weight being: copper: 10-50%; cobalt: 5-25%; aluminum: 5-30%; zinc: 10-70%, the homogeneity of the catalyst being such that the variations of the atomic ratios Al/Co, Cu/Cc, Zn/Co within the catalyst, at the scale of 5 nanometers are lower than 15% with respect to the average value of said ratio. The catalyst may be prepared by complexing or by coprecipitation of the catalyst elements. |
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