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. 01, 2008
Filed:
Sep. 28, 2004
Timur V. Voskoboynikov, Arlington Heights, IL (US);
Michael H. Quick, Arlington Heights, IL (US);
Peter R. Pujado, Kildeer, IL (US);
Bipin V. Vora, Naperville, IL (US);
Timur V. Voskoboynikov, Arlington Heights, IL (US);
Michael H. Quick, Arlington Heights, IL (US);
Peter R. Pujado, Kildeer, IL (US);
Bipin V. Vora, Naperville, IL (US);
UOP LLC, Des Plaines, IL (US);
Abstract
The present invention comprises a process for producing propylene comprising the steps of contacting an olefin feed containing between about 40 and about 80 wt-% olefins and between about 20 and about 60 wt-% olefins and aromatics with a spherical catalyst to form a cracked product, the catalyst comprising about 30 to about 80 wt-% of a crystalline zeolite, the reaction conditions including a temperature from about 500° to 650° C., a hydrocarbon partial pressure of 70 to 280 kPa (10 to 40 psia), a liquid hourly space velocity in the range of 5 to 40 hrand wherein propylene comprises at least 90 mol-% of the total Cproducts.