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. 14, 2025
Filed:
Dec. 03, 2021
Applicant:
Exelus Inc., Fairfield, NJ (US);
Inventors:
Mitrajit Mukherjee, Fairfield, NJ (US);
Vamsi Vadhri, Fairfield, NJ (US);
Assignee:
Exelus Inc., Fairfield, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 2/86 (2006.01); B01J 8/02 (2006.01); B01J 29/08 (2006.01); B01J 37/02 (2006.01); B01J 37/30 (2006.01); B01J 38/12 (2006.01); C07C 41/09 (2006.01);
U.S. Cl.
CPC ...
B01J 29/087 (2013.01); B01J 8/02 (2013.01); B01J 29/082 (2013.01); B01J 37/0207 (2013.01); B01J 37/30 (2013.01); B01J 38/12 (2013.01); C07C 2/865 (2013.01); C07C 41/09 (2013.01); B01J 2229/18 (2013.01); B01J 2229/37 (2013.01); C07C 2529/08 (2013.01);
Abstract
The invention provides methods, catalysts and systems for producing styrene from DME and toluene. Zeolite catalysts comprising potassium, rubidium or cesium and containing at least 0.1 wt % B are described. Methods of making the catalysts are also described.