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:
Jul. 18, 2023

Filed:

Mar. 12, 2018
Applicant:

Idemitsu Kosan Co., Ltd., Tokyo, JP;

Inventors:

Hiroaki Yamada, Chiba, JP;

Takeshi Makino, Chiba, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/02 (2006.01); H01M 10/0562 (2010.01); C03C 10/00 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0562 (2013.01); C03C 10/00 (2013.01); C03C 2204/00 (2013.01); H01M 2300/0068 (2013.01);
Abstract

Disclosed is a method for producing a sulfide-based solid electrolyte containing an alkali metal, a sulfur element, a phosphorus element and a halogen element, including performing a reaction of an alkali metal sulfide and a substance containing at least one element of a sulfur element, a phosphorus element and a halogen element in an organic solvent having an electron-withdrawing group. The method provides a sulfide-based solid electrolyte having a high ion conductivity.


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