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. 24, 2026

Filed:

Sep. 30, 2022
Applicants:

The University of Akron, Akron, OH (US);

Nissan North America, Inc., Franklin, TN (US);

Inventors:

Thein Kyu, Akron, OH (US);

Hyunsang Lee, Lyndhurst, OH (US);

Jisoo Jeong, Stow, OH (US);

Javier Parrondo, Novi, MI (US);

Dianne Atienza Hay, Hartland, MI (US);

Somayeh Zamani, Novi, MI (US);

Assignees:

THE UNIVERSITY OF AKRON, Akron, OH (US);

NISSAN NORTH AMERICA, INC., Franklin, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0565 (2010.01); H01M 4/04 (2006.01); H01M 4/38 (2006.01); H01M 4/485 (2010.01); H01M 10/0525 (2010.01); H01M 10/058 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0565 (2013.01); H01M 4/0447 (2013.01); H01M 4/382 (2013.01); H01M 4/485 (2013.01); H01M 10/0525 (2013.01); H01M 10/058 (2013.01); H01M 2300/0082 (2013.01);
Abstract

An energy storage device is provided that includes a first electrode, a second electrode, and a polymer electrolyte membrane disposed between the first electrode and the second electrode. The polymer electrolyte membrane includes a copolymer network including a polyoxide and a polysulfide. The polymer electrolyte membrane is prelithiated by deep discharging of the battery of in a voltage range of −0.5 V to 5.0 V such that the polymer electrolyte membrane after deep discharging includes additional lithium ions stored therein as compared with prior to deep discharging.


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