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.:
Date of Patent:
May. 20, 2014
Filed:
Jul. 29, 2010
Applicants:
Kazuhito Hashimoto, Tokyo, JP;
Hiroshi Irie, Yamanashi, JP;
Huogen Yu, Hubei, CN;
Yasushi Kuroda, Toyama, JP;
Yasuhiro Hosogi, Toyama, JP;
Inventors:
Kazuhito Hashimoto, Tokyo, JP;
Hiroshi Irie, Yamanashi, JP;
Huogen Yu, Hubei, CN;
Yasushi Kuroda, Toyama, JP;
Yasuhiro Hosogi, Toyama, JP;
Assignees:
The University of Tokyo, Tokyo, JP;
Showa Denko K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 23/72 (2006.01); B01J 23/56 (2006.01); B01J 23/70 (2006.01); B01J 23/08 (2006.01); C01G 23/047 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a photocatalytic material having a visible light activity which includes a tungsten-doped titanium oxide or a tungsten/gallium-codoped titanium oxide, and a divalent copper salt and/or a trivalent iron salt supported on a surface of the doped or codoped titanium oxide, and a process for producing the photocatalytic material.