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:
Nov. 03, 2026

Filed:

Sep. 23, 2022
Applicants:

Korea Institute of Science and Technology, Seoul, KR;

Iucf-hyu (Industry-university Cooperation Foundation Hanyang University), Seoul, KR;

Inventors:

So Young Lee, Seoul, KR;

Hyoung-Juhn Kim, Seoul, KR;

Sae Yane Baek, Seoul, KR;

Ju Yeon Lee, Seoul, KR;

Young Moo Lee, Seoul, KR;

Nanjun Chen, Seoul, KR;

Jong Hyeong Park, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 13/08 (2006.01); C25B 1/04 (2021.01);
U.S. Cl.
CPC ...
C25B 13/08 (2013.01); C25B 1/04 (2013.01);
Abstract

Disclosed are a membrane electrode assembly for water electrolysis, a water electrolysis cell including the membrane electrode assembly, and a method for fabricating the membrane electrode assembly. An anion exchange membrane of the membrane electrode assembly for water electrolysis includes a polymer having a stable backbone without aryl ether linkages and containing piperidinium groups with high chemical stability and phenyl-based blocks with excellent mechanical properties introduced therein. Due to its structure, the polymer has improved alkaline stability and processability and excellent mechanical properties, based on which the durability of the membrane electrode assembly can be improved. Therefore, the membrane electrode assembly for water electrolysis can be used to manufacture a water electrolyzer with high current density, low resistance, and improved life characteristics.


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Lee, So. (2026). Membrane electrode assembly for water electrolysis, water electrolysis cell including the membrane electrode assembly and method for fabricating the membrane electrode assembly (U.S. Patent No. 12781363). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781363

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