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 7153808 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 26, 2006

Filed:

Mar. 24, 2005
Applicants:

Shinji Iwamoto, Kyoto, JP;

Masashi Inoue, Kyoto, JP;

Hirotaka Ozaki, Kyoto, JP;

Inventors:

Shinji Iwamoto, Kyoto, JP;

Masashi Inoue, Kyoto, JP;

Hirotaka Ozaki, Kyoto, JP;

Assignee:

Kyoto University, Kyoto, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 27/24 (2006.01); B01J 21/00 (2006.01); B01J 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides photocatalysts showing excellent sensitivity not only in ultraviolet light region but also in visible light region. The ultraviolet and visible light-sensitive titania-based photocatalysts according to the present invention are characterized by their composition as expressed by a general formula: TiSiNO(where 0.01<x<1 and 0.003<y<0.3). The invented photocatalysts have optical properties that the relative absorbance at 450 nm to that of 300 nm is not lower than 0.1 and the relative absorbance at 600 nm to that of 300 nm is not higher than 0.1.


Find Patent Forward Citations

Iwamoto, Shinji. (2006). Ultraviolet and visible-light-sensitive titania-based photocatalyst (U.S. Patent No. 7153808). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7153808

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