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:
Jan. 04, 2011
Filed:
Jun. 20, 2006
Goetz-peter Schindler, Ludwigshafen, DE;
Christian Walsdorff, Ludwigshafen, DE;
Reinhard Koerner, Frankenthal, DE;
Hans-georg Goebbel, Kallstadt, DE;
Goetz-Peter Schindler, Ludwigshafen, DE;
Christian Walsdorff, Ludwigshafen, DE;
Reinhard Koerner, Frankenthal, DE;
Hans-Georg Goebbel, Kallstadt, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
The Dow Chemical Company, Midland, MI (US);
Abstract
The present invention relates to a process for producing propylene oxide comprising (I) reacting propene with hydrogen peroxide in the presence of a catalyst to give a mixture (GI) comprising propylene oxide, unreacted propene, and oxygen; (II) separating propylene oxide from mixture (GI) to give a mixture (GII) comprising propene and oxygen; (III) reducing the oxygen comprised in mixture (GII) at least partially by reaction with hydrogen in the presence of a catalyst comprising Sn and at least one noble metal.