The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 2022
Filed:
Aug. 08, 2017
Basf SE, Ludwigshafen am Rhein, DE;
Andrey Karpov, Ludwigshafen am Rhein, DE;
Michael Kraemer, Ludwigshafen am Rhein, DE;
Marco Bosch, Ludwigshafen am Rhein, DE;
Christian Bartosch, Ludwigshafen am Rhein, DE;
Juergen Zuehlke, Ludwigshafen am Rhein, DE;
Carlos Lizandara Pueyo, Ludwigshafen am Rhein, DE;
Guido Wasserschaff, NeckargemĂĽnd, DE;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
The present invention is directed to a shaped catalyst body for preparing ethylene oxide, which comprises at least silver, cesium and rhenium applied to an alumina support, wherein the alumina support comprises Si, Ca, and Mg in a defined amount. Furthermore, the present invention is directed to a process for preparing the catalyst according to the present invention and process for preparing ethylene oxide by gas-phase oxidation of ethylene by means of oxygen in the presence of a shaped catalyst body according to the present invention.