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.:

US 9833747 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 05, 2017

Filed:

Feb. 16, 2016
Applicant:

Sangmyung University Seoul Industry Academy Cooperation Foundation, Seoul, KR;

Inventors:

Sang-Wook Kang, Seoul, KR;

Woong-Gi Lee, Seoul, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 69/14 (2006.01); B01D 71/02 (2006.01); B01D 71/62 (2006.01);
U.S. Cl.
CPC ...
B01D 69/148 (2013.01); B01D 53/228 (2013.01); B01D 71/024 (2013.01); B01D 71/62 (2013.01); B01D 2325/14 (2013.01); B01D 2325/26 (2013.01);
Abstract

Provided is a polymer electrolyte membrane for SFseparation, using a nitrate electrolyte, where the nitrate is solvated in the membrane to thus form ionic aggregates, whereby polar SFhas difficulty passing through the membrane due to the barrier effect of the ionic aggregates, thus enabling the separation of SF.


Find Patent Forward Citations

Kang, Sang-Wook. (2017). Polymer electrolyte membrane containing nitrate for sulfur hexafluoride separation (U.S. Patent No. 9833747). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9833747

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