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:
Oct. 09, 2018

Filed:

Mar. 09, 2016
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Keigo Hoshina, Yokohama, JP;

Yoshiyuki Isozaki, Tokyo, JP;

Hiroki Inagaki, Yokohama, JP;

Norio Takami, Yokohama, JP;

Assignee:

KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/136 (2010.01); H01M 4/485 (2010.01); C01B 25/45 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/5825 (2013.01); C01B 25/45 (2013.01); H01M 4/136 (2013.01); H01M 4/364 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/366 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract

According to one embodiment, an electrode is provided. This electrode includes a current collector and an electrode layer formed on the current collector. The electrode layer contains an active material represented by LiMnFeAPO(where 0<x≤0.3, 0≤y≤0.1, and A is at least one selected from the group consisting of Mg, Ca, Al, Ti, Zn, and Zr). A pore diameter appearing at highest frequency in pore diameter distribution of the electrode layer obtained by mercury porosimetry falls within a range of 10 nm to 50 nm. A pore specific surface area of the electrode layer is from 12 m/g to 30 m/g.


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