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. 27, 2011
Filed:
Aug. 03, 2007
Craig Y. Sabottke, Annandale, NJ (US);
Bal K. Kaul, Fairfax, VA (US);
Dennis G. Peiffer, Annandale, NJ (US);
Craig Y. Sabottke, Annandale, NJ (US);
Bal K. Kaul, Fairfax, VA (US);
Dennis G. Peiffer, Annandale, NJ (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
This invention relates to the fabrication of a polymeric membrane and a process for utilizing the polymeric membrane for separating components of a feedstream. More particularly, but not by way of limitation, this invention relates to the fabrication of a polymeric membrane and a process for utilizing the polymeric membrane in the separation of aromatics from a hydrocarbon based feedstream. The membranes of the present invention possess low soft segment glass transition temperatures and improved separation characteristics.