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:
Feb. 25, 2020
Filed:
Feb. 20, 2019
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Ashley J. Malik, Houston, TX (US);
Jörg F. W. Weber, Houston, TX (US);
Medrado M. Leal, El Lago, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/53 (2006.01); C07C 45/82 (2006.01); C07C 2/74 (2006.01); C07C 37/08 (2006.01); C07C 49/543 (2006.01); C07C 45/00 (2006.01);
U.S. Cl.
CPC ...
C07C 49/543 (2013.01); C07C 45/006 (2013.01); C07C 45/53 (2013.01); C07C 45/82 (2013.01); C07C 2601/14 (2017.05);
Abstract
Disclosed are processes for making such cyclohexanone compositions from a mixture comprising phenol, cyclohexanone, and cyclohexylbenzene. Such cyclohexanone compositions comprise at least 99 wt % cyclohexanone, at most 0.15 wt % water, and at most 500 wppm combined of certain cyclohexanone impurities selected from the group consisting of: benzene, cyclohexene, pentanal, cyclopentanol, cyclohexanol, and phenol.