Catalyst and process for preparing dimethyl ether
AssigneeBASF SE
InventorsSabine Schuster, Ekkehard Schwab, Stefan Altwasser, Harry Kaiser, Stephan A. Schunk, Manuela Gaab
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Abstract
The invention relates to a catalyst and catalyst layer and process for preparing dimethyl ether from synthesis gas or methanol as well as the use of the catalyst or catalyst layer in this process.
Claims14
A catalyst admixture of catalyst 2 particles comprising an acidic aluminosilicate zeolite with an SiO2:Al2O3 molar ratio of from 10 to 1500:1, 10 to 90 weight % of at least one binder material and 0.01 to 20 weight % of copper, based on the total weight of catalyst 2 particles, which is 100 weight %, and catalyst 1 particles comprising 5 to 80 weight % CuO, ZnO, Al2O3 and optionally ZrO2.
Dependencies are inferred from the claim text.