| 摘要 |
<p>The present invention relates to a continuous process for producing an alkylene oxide by direct oxidation of an alkene with oxygen by reacting a mixture comprising alkene and oxygen in the presence of a silver-comprising catalyst for a run timeΔt(i), wherein during the oxidation, the catalyst is additionally contacted at least once with a further mixture comprising ethanol for a run timeΔt(ii), wherein the run timeΔt(i)>Δt(ii).</p> |
