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. 22, 2013
Filed:
Jun. 29, 2012
Michael C. Clark, Chantilly, VA (US);
Christine N. Elia, Bridgewater, NJ (US);
Frederick Y. Lo, Middlesex, NJ (US);
Yun-feng Chang, Houston, TX (US);
Michael C. Clark, Chantilly, VA (US);
Christine N. Elia, Bridgewater, NJ (US);
Frederick Y. Lo, Middlesex, NJ (US);
Yun-Feng Chang, Houston, TX (US);
Exxonmobil Chemical Patents Inc., Houston, TX (US);
Abstract
A process for producing a monoalkylated aromatic compound in an alkylation reaction zone, comprising providing upstream of said alkylation reaction zone a reactive guard bed having a catalyst of *BEA, MWW, or FAU framework structure and an alkylation feed wherein at least a portion of any reactive impurities are removed from the alkylation feed to form an effluent; and providing the effluent and a first catalytic particulate material which comprises MCM-56 and an alumina binder sized 50-60 mesh and having a ratio of surface area over volume ratio in the range of 241 to 2867 cm-1 and optionally additional alkylating agent to said alkylation reaction zone; and contacting said alkylatable aromatic compound and said alkylating agent with said catalytic particulate material in said alkylation reaction zone maintained under alkylation conditions, to form a product comprised of said monoalkylated aromatic compound.