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. 22, 2005

Filed:

Feb. 05, 2002
Applicants:

Yoshinori Nishiki, Fujisawa, JP;

Takayuki Shimamune, Machida, JP;

Tsuneto Furuta, Fujisawa, JP;

Kyoji Kimoto, Yokohama, JP;

Inventors:

Yoshinori Nishiki, Fujisawa, JP;

Takayuki Shimamune, Machida, JP;

Tsuneto Furuta, Fujisawa, JP;

Kyoji Kimoto, Yokohama, JP;

Assignee:

Permelec Electrode Ltd., Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M004/86 ; H01M008/10 ; H01M004/88 ;
U.S. Cl.
CPC ...
Abstract

An electrode-membrane assembly comprising a pair of electrodes at least one of which is porous, and a thermoplastic resin membrane having a functional group capable of being modified to a free ion exchange group upon hydrolysis, which is interposed between the two electrodes and partly penetrates into the pores of the electrode. In this arrangement, the ion exchange membrane can be mechanically integrated to the anode and cathode to compensate for the insufficiency of mechanical strength of the ion exchange membrane. Thus, an electrode-membrane assembly which can be used in an industrial electrolytic cell or fuel cell is provided.


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