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:
Feb. 26, 2019
Filed:
Sep. 17, 2014
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Hiroki Inagaki, Yokohama, JP;
Wen Zhang, Sagamihara, JP;
Takuya Iwasaki, Uenohara, JP;
Norio Takami, Yokohama, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/485 (2010.01); C01G 23/047 (2006.01); H01M 10/42 (2006.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01G 23/047 (2013.01); H01M 4/485 (2013.01); C01P 2002/72 (2013.01); C01P 2002/82 (2013.01); C01P 2006/40 (2013.01); H01M 2/0287 (2013.01); H01M 4/58 (2013.01); H01M 4/5825 (2013.01); H01M 4/623 (2013.01); H01M 10/425 (2013.01);
Abstract
An active material containing a monoclinic β-type titanium oxide or a monoclinic β-type titanium complex oxide. A carbonate ion is disposed on at least a part of a surface of the active material. The active material has a peak belonging to a carbonate ion in at least a. region of 1430±30 cm, 1500±30 cmand 2350±30 cmin an infrared diffuse reflection spectrum obtained using a Fourier transform infrared spectrophotometer.