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. 31, 2012
Filed:
Feb. 23, 2009
Tan-jen Chen, Kingwood, TX (US);
Jane C. Cheng, Bridgewater, NJ (US);
Francisco M. Benitez, Houston, TX (US);
Terry E. Helton, Bethlehem, PA (US);
Jon E. Stanat, Westhampton Beach, NY (US);
Tan-Jen Chen, Kingwood, TX (US);
Jane C. Cheng, Bridgewater, NJ (US);
Francisco M. Benitez, Houston, TX (US);
Terry E. Helton, Bethlehem, PA (US);
Jon E. Stanat, Westhampton Beach, NY (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
In a process for producing cyclohexylbenzene, benzene and hydrogen are contacted with a catalyst under hydroalkylation conditions to produce an effluent containing cyclohexylbenzene. The catalyst comprises a composite of a molecular sieve, an inorganic oxide different from said molecular sieve and at least one hydrogenation metal, wherein at least 50 wt % of said hydrogenation metal is supported on the inorganic oxide and the inorganic oxide has an average particle size less than 40 μm (microns).