| 摘要 |
<p>A catalyst including a matrix consisting of 0-100 wt.% of transition alumina θ, the balance to 100 wt.% of the matrix being transition alumina η, and, based on the total weight of the catalyst, 0.001-2 wt.% of silicon, 0.1-15 wt.% of at least one halogen selected from the group which consists of fluorine, chlorine, bromine and iodine, 0.01-2 wt.% of at least one noble metal from the platinum family, 0.005-10 wt.% of at least one promoter metal selected from the group which consists of tin, germanium, indium, gallium, thallium, antimony, lead, rhenium, manganese, chromium, molybdenum and tungsten, and optionally 0.001-10 wt.% of a doping metal.</p> |
