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:
Dec. 27, 2016
Filed:
Jan. 17, 2014
Applicant:
Bp Chemicals Limited, Middlesex, GB;
Inventors:
Nicholas John Hazel, East Yorkshire, GB;
David Linke, Rostock, DE;
Assignee:
BP CHEMICALS LIMITED, Middlesex, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 29/18 (2006.01); C07C 51/09 (2006.01); C07C 67/37 (2006.01);
U.S. Cl.
CPC ...
B01J 29/18 (2013.01); C07C 51/09 (2013.01); C07C 67/37 (2013.01); B01J 2229/36 (2013.01);
Abstract
Process for treating a zeolite catalyst for the carbonylation of dimethyl ether to produce methyl acetate, in which the catalyst is contacted with a treatment gas containing water vapor in an amount of at least 1 mol % and at a temperature below which dealumination of the zeolite structure occurs. The zeolite contains at least one channel which is defined by an 8-member ring and is mordenite.