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 8445551 B1

PDF
Full Text
Expired
Date of Patent:
May. 21, 2013

Filed:

Aug. 19, 2010
Applicants:

Yoshihiko Obara, Matsusaka, JP;

Katsutoshi Suzuki, Hino, JP;

Toru Tanaka, Fujimino, JP;

Haruhiko Komoriya, Iruma-gun, JP;

Inventors:

Yoshihiko Obara, Matsusaka, JP;

Katsutoshi Suzuki, Hino, JP;

Toru Tanaka, Fujimino, JP;

Haruhiko Komoriya, Iruma-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); C08G 77/28 (2006.01); C07F 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed are a solid electrolyte membrane for fuel cells, which is characterized by that there has been used a silicone resin obtained by subjecting a methide series siloxane compound having a specific, strong acid bis(perfluoroalkanesulfonyl)methide moiety, a specific polysiloxane compound, and a specific silane compound to a cross-linking reaction, and its production process. This membrane has heat resistance, is superior in chemical stability, has a good proton conductivity even under a low water content condition, and has a low methanol permeability.


Find Patent Forward Citations

Obara, Yoshihiko. (2013). Solid electrolyte membrane for fuel cell and process for producing same (U.S. Patent No. 8445551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8445551

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