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. 28, 2018
Filed:
Aug. 29, 2014
Applicant:
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Inventors:
Balamurali Krishna Ramachandran Nair, Sugar Land, TX (US);
Edouard Mamedov, Houston, TX (US);
Pamela Lawyer-Harvey, Missouri City, TX (US);
Neeta Kulkarni, Houston, TX (US);
Jonathan Banke, Sugar Land, TX (US);
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/22 (2006.01); C07C 69/96 (2006.01); B01J 23/847 (2006.01); B01J 23/885 (2006.01); B01J 23/89 (2006.01); B01J 27/199 (2006.01); C07C 68/06 (2006.01); B01J 23/28 (2006.01); B01J 23/34 (2006.01); B01J 23/887 (2006.01); B01J 27/057 (2006.01); B01J 37/02 (2006.01); B01J 37/03 (2006.01);
U.S. Cl.
CPC ...
C07C 69/96 (2013.01); B01J 23/22 (2013.01); B01J 23/28 (2013.01); B01J 23/34 (2013.01); B01J 23/8472 (2013.01); B01J 23/885 (2013.01); B01J 23/8877 (2013.01); B01J 23/8993 (2013.01); B01J 27/0576 (2013.01); B01J 27/199 (2013.01); B01J 37/0213 (2013.01); B01J 37/0236 (2013.01); B01J 37/031 (2013.01); C07C 68/06 (2013.01); B01J 2523/00 (2013.01);
Abstract
Disclosed herein are new mixed metal oxide catalysts suitable as heterogeneous catalysts for catalyzing the transesterification process of aromatic alcohols with a dialkyl carbonate to form aromatic carbonates. The heterogeneous catalyst comprises a combination of two, three, four, or more oxides of Mo, V, Nb, Ce, Cu, Sn, or an element selected from Group IA or Group IIA of the periodic table.