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:
Mar. 31, 2020

Filed:

Mar. 02, 2016
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventor:

Tomoya Suzuki, Seto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 10/052 (2010.01); H01M 10/04 (2006.01); H01M 10/0562 (2010.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/1391 (2010.01); H01M 4/1393 (2010.01);
U.S. Cl.
CPC ...
H01M 4/0471 (2013.01); H01M 10/0413 (2013.01); H01M 10/052 (2013.01); H01M 10/0562 (2013.01); H01M 4/043 (2013.01); H01M 4/0404 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/1391 (2013.01); H01M 4/1393 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0068 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11); Y02T 10/7011 (2013.01);
Abstract

A method for producing an electrode body, suppressing a decrease in capacity of an oxide active material while improving the Li-ion conductance of a sulfide solid electrolyte material. The method producing an electrode body, including a heating step of heating an oxide active material and amorphous sulfide solid electrolyte material in state where the oxide active material and amorphous sulfide solid electrolyte material are in contact with each other, in which the oxide active material is a rock salt bed type active material, the sulfide solid electrolyte material contains a Li element, P element, and S element, and includes an ion conductor containing PS43—as main component of an anion structure, LiI, and LiBr, and heating temperature in the step is equal to or higher than the crystallization onset temperature of the sulfide solid electrolyte material and equal to or lower than the sulfide solid electrolyte material crystallization peak temperature.


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