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.

Date of Patent:
Mar. 08, 2022

Filed:

Nov. 02, 2018
Applicants:

Northwestern University, Evanston, IL (US);

King Abdulaziz City for Science and Technology (Kacst), Riyadh, SA;

Inventors:

James Fraser Stoddart, Evanston, IL (US);

Hasmukh A. Patel, Evanston, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2016.01); C07C 41/00 (2006.01); C08G 73/06 (2006.01); C08G 75/23 (2006.01); C08J 5/22 (2006.01); H01M 8/1004 (2016.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
C08G 73/0694 (2013.01); C08G 75/23 (2013.01); C08J 5/2256 (2013.01); H01M 8/1004 (2013.01); H01M 2008/1095 (2013.01);
Abstract

Described herein are double-strand chain compositions suitable for use in the preparation of proton conductive membranes. The double-strand chains comprise a plurality of constitutional units joined to each other through two atoms on one side of the constitutional unit and two atoms on the other side of the constitutional unit. Constitutional units comprise a dibenzo-crown ether macrocycle fused with a bicyclic aliphatic linker. Polymers, membranes, and fuel cells comprising the double-strand chain are also described herein.


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