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:
Aug. 14, 2018

Filed:

Jul. 27, 2015
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Satoru Tamura, Osaka, JP;

Kazuhito Hato, Osaka, JP;

Takaiki Nomura, Osaka, JP;

Takahiro Kurabuchi, Osaka, JP;

Yoshihiro Kozawa, Osaka, JP;

Ryousuke Kikuchi, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B 1/00 (2006.01); C25B 1/04 (2006.01); B01J 35/00 (2006.01); C25B 11/04 (2006.01); B01J 37/34 (2006.01); B01J 23/20 (2006.01); B01J 37/02 (2006.01);
U.S. Cl.
CPC ...
C25B 1/003 (2013.01); B01J 35/004 (2013.01); B01J 35/0033 (2013.01); B01J 37/0244 (2013.01); C25B 1/04 (2013.01); C25B 11/04 (2013.01); C25B 11/0405 (2013.01); C25B 11/0478 (2013.01); B01J 23/20 (2013.01); B01J 37/34 (2013.01); B01J 37/347 (2013.01); B01J 37/349 (2013.01); Y02E 60/364 (2013.01); Y02E 60/368 (2013.01);
Abstract

Provided is a method for generating hydrogen. The method comprising (a) preparing a hydrogen generation device comprising a container, a photo-semiconductor electrode comprising a substrate, a light-blocking first conductive layer, and a first semiconductor photocatalyst layer, a counter electrode, a conductive wire for electrically connecting the first conductive layer to the counter electrode, and a liquid stored in the container, and (b) irradiating the first semiconductor photocatalyst layer with light to generate hydrogen on the counter electrode. The first conductive layer is interposed between the substrate and the first semiconductor photocatalyst layer. At least a part of the first semiconductor photocatalyst layer is in contact with the liquid. At least a part of the counter electrode is in contact with the liquid. The liquid is selected from the group consisting of an electrolyte aqueous solution and water. The substrate is formed of a resin.


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