| 摘要 |
<p>The invention is directed to an improved process for the continuous epoxidation of propene with hydrogen peroxide in the presence of a titanium silicalite catalyst and a methanol solvent, wherein the catalyst is periodically regenerated by washing with a methanol solvent at a temperature of at least 100 DEG C and the epoxidation reaction is carried out for periods of more than 300 h between two regeneration steps.</p> |
