<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 ~C and the epoxidation reaction is carried out for periods o f more than 300 h between two regeneration steps.</p>
申请公布号
CA2529730(C)
申请公布日期
2009.10.13
申请号
CA20042529730
申请日期
2004.06.11
申请人
DEGUSSA AG;UHDE GMBH
发明人
ULLRICH, NORBERT;STOCHNIOL, GUIDO;JAEGER, BERND;HOFEN, WILLI;HAAS, THOMAS;BRASSE, CLAUDIA;WOELL, WOLFGANG