logo

For the Inventor, By the Inventor

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 10923754 B1

PDFFull Text
Date of Patent:
Feb. 16, 2021

Filed:

Jul. 02, 2013

Polymer blend proton exchange membrane and method for manufacturing the same

Applicant:

Beijing Pu Neng Century Sci & Tech Co. Ltd., Beijing, CN;

Inventors:

Mianyan Huang, Beijing, CN;

Yanling Zhao, Beijing, CN;

Linlin Li, Beijing, CN;

Assignee:

BEIJING PU NENG CENTURY SCI & TECH CO. LTD., Beijing, CN;

Attorney:

Stoel Rives LLP

Primary Examiner:

Amanda J Barrow

Int. Cl.
CPC ...
H01M 8/10 (2016.01); H01M 8/18 (2006.01); H01M 8/20 (2006.01); H01M 8/1025 (2016.01); C08J 5/22 (2006.01); H01M 8/103 (2016.01); C08L 81/06 (2006.01); C08G 65/48 (2006.01); H01M 8/1044 (2016.01); C08L 71/00 (2006.01); H01M 8/1081 (2016.01); H01M 8/1023 (2016.01); H01M 8/1011 (2016.01); H01M 8/1027 (2016.01); H01M 8/1032 (2016.01);
U.S. Cl.
CPC ...
H01M 8/20 (2013.01); C08G 65/48 (2013.01); C08J 5/2275 (2013.01); C08L 71/00 (2013.01); C08L 81/06 (2013.01); H01M 8/103 (2013.01); H01M 8/1011 (2013.01); H01M 8/1023 (2013.01); H01M 8/1025 (2013.01); H01M 8/1027 (2013.01); H01M 8/1032 (2013.01); H01M 8/1044 (2013.01); H01M 8/1081 (2013.01); H01M 8/188 (2013.01); C08G 2261/722 (2013.01); C08J 2381/06 (2013.01); Y02E 60/50 (2013.01); Y02P 70/50 (2015.11);
Abstract

The present invention relates to a polymer blend proton exchange membrane comprising a soluble polymer and a sulfonated polymer, wherein the soluble polymer is at least one polymer selected from the group consisting of polysulfone, polyethersulfone and polyvinylidene fluoride, the sulfonated polymer is at least one polymer selected from the group consisting of sulfonated poly(ether-ether-ketone), sulfonated poly(ether-ketone-ether-ketone-ketone), sulfonated poly(phthalazinone ether keton), sulfonated phenolphthalein poly(ether sulfone), sulfonated polyimides, sulfonated polyphosphazene and sulfonated polybenzimidazole, and wherein the degree of sulfonation of the sulfonated polymer is in the range of 96% to 118%. The present invention further relates to a method for manufacturing the polymer blend proton exchange membrane.

Find Patent Forward Citations

Loading…