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. 14, 2021
Filed:
Jun. 16, 2020
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Hari Nair, Spring, TX (US);
Meha Rungta, Houston, TX (US);
Michel Molinier, Houston, TX (US);
Doron Levin, Highland Park, NJ (US);
Scott J. Weigel, Allentown, PA (US);
Michael Salciccioli, Ann Arbor, MI (US);
John F. Brody, Bound Brook, NJ (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/18 (2006.01); C07C 6/12 (2006.01); C07C 5/27 (2006.01); B01J 21/04 (2006.01); B01J 23/36 (2006.01); C07C 2/72 (2006.01);
U.S. Cl.
CPC ...
C07C 4/18 (2013.01); B01J 21/04 (2013.01); B01J 23/36 (2013.01); C07C 2/72 (2013.01); C07C 5/2791 (2013.01); C07C 6/123 (2013.01); C07C 2521/04 (2013.01); C07C 2523/36 (2013.01);
Abstract
Alkyl-demethylation of C2+-hydrocarbyl substituted aromatic hydrocarbons can be utilized to treat one or more of a heavy naphtha reformate stream, a hydrotreated SCN stream, a C8 aromatic hydrocarbon isomerization feed stream, a C9+ aromatic hydrocarbon transalkylation feed stream, and similar hydrocarbon streams to produce additional quantity of xylene products.