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:
Mar. 31, 2015
Filed:
Nov. 28, 2009
Applicants:
Bernd Rinne, Lingen, DE;
Stefan Hess, Gross-Gerau, DE;
Ali Hotaman, Frankfurt, DE;
Michael J. Bayer, Eschborn, DE;
Berthold Nuber, Kronberg, DE;
Inventors:
Bernd Rinne, Lingen, DE;
Stefan Hess, Gross-Gerau, DE;
Ali Hotaman, Frankfurt, DE;
Michael J. Bayer, Eschborn, DE;
Berthold Nuber, Kronberg, DE;
Assignee:
Celanese International Corporation, Irving, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 67/48 (2006.01); C07C 67/055 (2006.01); C07C 67/58 (2006.01);
U.S. Cl.
CPC ...
C07C 67/055 (2013.01); C07C 67/58 (2013.01);
Abstract
The present invention relates to a process for the separation of vinyl acetate from a gas mixture formed by the reaction of ethylene with acetic acid and oxygen in the gas phase over catalysts comprising palladium or palladium compounds.