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. 23, 2018
Filed:
Aug. 14, 2015
Ut-battelle, Llc, Oak Ridge, TN (US);
University of Tennessee Research Foundation, Knoxville, TN (US);
Tao Hong, Knoxville, TN (US);
Sabornie Chatterjee, Knoxville, TN (US);
Shannon Mark Mahurin, Lenoir City, TN (US);
Brian Keith Long, Knoxville, TN (US);
De-en Jiang, Riverside, CA (US);
Jimmy Wayne Mays, Knoxville, TN (US);
Alexei P. Sokolov, Knoxville, TN (US);
Tomonori Saito, Knoxville, TN (US);
UT-Battelle, LLC, Oak Ridge, TN (US);
University of Tennessee Research Foundation, Knoxville, TN (US);
Abstract
A membrane useful in gas separation, the membrane comprising a cross-linked polysiloxane structure having a cross-link density of about 0.1×10mol/cmto about 6×10mol/cm, where, in particular embodiments, the cross-linked polysiloxane structure has the following general structure: wherein R, R, R, R, R, and Rare independently selected from hydrocarbon groups having at least 1 and up to 6 carbon atoms; Aand Aare independently selected from cyclic hydrocarbon groups; Land Lare linking groups or covalent bonds; n is an integer of at least 1; r and s are independently selected from integers of at least 1; and p is an integer of at least 10. The invention also includes methods for making and using the above-described membranes for gas separation.