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 8563194 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 22, 2013

Filed:

Apr. 22, 2009
Applicants:

Hiroyuki Nishii, Osaka, JP;

Tooru Sugitani, Osaka, JP;

Otoo Yamada, Osaka, JP;

Sakura Toshikawa, Osaka, JP;

Inventors:

Hiroyuki Nishii, Osaka, JP;

Tooru Sugitani, Osaka, JP;

Otoo Yamada, Osaka, JP;

Sakura Toshikawa, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); B05D 5/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrolyte membrane () includes a base material layer () containing a hydrocarbon-based electrolyte as a main component, and a surface layer () laminated with the base material layer (). The surface layer () is a layer containing, as a main component, a polymeric material having a hydroxyl group and a proton conductive group. The polymeric material that constitutes the surface layer () contains, for example, a first polymer having a hydroxyl group, and a second polymer having a proton conductive group. A matrix is formed by cross-linking the first polymer, and the second polymer can be held in the matrix.


Find Patent Forward Citations

Nishii, Hiroyuki. (2013). Electrolyte membrane for polymer electrolyte fuel cell and method of manufacturing the same (U.S. Patent No. 8563194). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8563194

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