| 摘要 |
<p>This invention relates to an epoxidation catalyst which contains silver, one or more alkali metal promoters optionally rhenium and optionally rhenium co-promoter supported on an alpha alumina carrier in which a fired carrier body is impregnated with a source of titania in a liquid medium that upon heating yields titania and is then calcined to generate titania uniformly dispersed in the carrier in an amount of up to 10 percent by weight, basis the total weight of the carrier.</p> |
