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 8304134 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 06, 2012

Filed:

Feb. 21, 2008
Applicants:

Naoto Miyake, Tokyo, JP;

Yuichi Inoue, Tokyo, JP;

Inventors:

Naoto Miyake, Tokyo, JP;

Yuichi Inoue, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); H01M 4/88 (2006.01); H01M 4/90 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a polymer electrolyte composition comprising a polymer electrolyte (A component) having an ion exchange capacity of from 0.5 to 3.0 meq/g, a compound (B component) having a thioether group and a compound (C component) having an azole ring, wherein a mass ratio (B/C) of the B component to the C component is 1/99 to 99/1, and a total content of the B component and C component is 0.01 to 50% by mass based on the solid content in the polymer electrolyte composition.


Find Patent Forward Citations

Miyake, Naoto. (2012). Polymer electrolyte composition, polymer electrolyte membrane, membrane electrode assembly and solid polymer electrolyte-based fuel cell (U.S. Patent No. 8304134). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8304134

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