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:
Nov. 15, 2022

Filed:

Apr. 04, 2022
Applicant:

Dowa Electronics Materials Co., Ltd., Tokyo, JP;

Inventors:

Yoshiaki Aiki, Tokyo, JP;

Toshihiko Ueyama, Tokyo, JP;

Koji Tanoue, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 33/00 (2006.01); C01G 51/00 (2006.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 4/485 (2010.01); H01M 4/36 (2006.01); C01G 23/00 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01G 23/005 (2013.01); C01G 33/00 (2013.01); C01G 51/42 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/62 (2013.01); H01M 10/0525 (2013.01); C01P 2004/03 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/028 (2013.01);
Abstract

A producing method of a solution that contains lithium, at least one of a niobium complex and a titanium complex, and ammonia, wherein an amount of the ammonia in the solution is 0.3 mass % or less. The solution is suitable for forming a coating layer capable of improving battery characteristics of an active material in a battery.


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