摘要 |
1398696 Dimethyl ether synthesis SNAM PROGETTI SpA 11 Dec 1973 [20 Dec 1972] 57443/73 Heading C2C Dimethyl ether is synthesized by reacting CO, CO 2 and H 2 in the presence of a catalytic body comprising a methanol synthesis catalyst and a methanol dehydration catalyst. In an example, the catalyst used is Cu/Zn/Cr in the atomic proportions 82/16/4 on alumina. |