CATALYTICALLY ACTIVE BODY FOR SYNTHESIS OF SIMPLE DIMETHyl ETHER FROM SYNTHESIS GAS

摘要

1. A catalytically active body for the synthesis of simple dimethyl ether from synthesis gas, containing a mixture of: (A) 70-90 wt. % methanol-active component selected from the group consisting of copper oxide, alumina, zinc oxide, amorphous alumina, ternary oxide or mixtures thereof, (B) 10-30 wt. % acid component selected from the group consisting of aluminum hydroxide, aluminum hydroxide and / or γ-alumina with 0.1-20 wt. % niobium, tantalum or boron, in relation to component (B), or mixtures thereof, (C) 0-10 wt. % of at least one additive, the sum of components (A), (B) and (C) being a total of 100 wt. % .2. The catalytically active body of claim 1, wherein component (A) has a particle size distribution characterized by a D-10 value of 5-140 μm, a D-50 value of 40-300 μm, and a D-90 value of 180-800 μm, and component (B) has a particle size distribution characterized by a D-10 value of 5-140 μm, a D-50 value of 40-300 μm, and a D-90 value of 180-800, μm, and the particle size distribution of components (A) and (B) is maintained in the catalytically active body. 3. The catalytically active body according to claim 1, in which component (B) is a mixture of aluminum oxide and γ-aluminum oxide in a ratio equal to from 3: 7 to 6: 4.4. The catalytically active body according to any one of paragraphs. 1-3, characterized in that the component (A) contains 50-80 wt. % copper oxide, 15-35 wt. % triple oxide and 15-35 wt. % zinc oxide, the amount of which is a total of 100 wt. %.5. The catalytically active body according to any one of paragraphs. 1-3, characterized in that the component (A) contains 50-80 wt. % copper oxide, 2-8 wt. % boehmite and 15-35 wt. % zinc oxide, the amount of which is a total of 100 wt. % .6. The catalytically active body according to any one of paragraphs. 1-3, characterized in that the component (A) contains 50-80 wt. % copper oxide, 2-8 wt. % amorphous alumina