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:
Sep. 21, 2010

Filed:

Jun. 19, 2008
Applicants:

Jun Tanaka, Tokyo, JP;

Masayuki Sanbayashi, Toyama, JP;

Yoshinori Ueyoshi, Toyama, JP;

Hiroyuki Hagihara, Nagoya, JP;

Inventors:

Jun Tanaka, Tokyo, JP;

Masayuki Sanbayashi, Toyama, JP;

Yoshinori Ueyoshi, Toyama, JP;

Hiroyuki Hagihara, Nagoya, JP;

Assignee:

Showa Denko K.K., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 21/00 (2006.01); B01J 20/00 (2006.01); B01J 29/00 (2006.01); B01J 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of producing composite particles of titanium dioxide and a compound inactive as a photocatalyst, comprising the steps of preparing a water based slurry of pH 3 to 5 comprising titanium dioxide, preparing a water based solution comprising a compound inactive as a photocatalyst, and reacting the slurry and the water based solution together at a pH within a range from 4 to 10 is provided, together with highly active photocatalyst particles produced using such a method, and potential uses of such photocatalyst particles.


Find Patent Forward Citations

Loading…