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:
Sep. 17, 2024

Filed:

Jan. 20, 2020
Applicant:

Ningde Amperex Technology Limited, Ningde, CN;

Inventors:

Wenqiang Li, Ningde, CN;

Jian Liu, Ningde, CN;

Mingming Guan, Ningde, CN;

Jianming Zheng, Ningde, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 4/485 (2010.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); C07D 327/10 (2006.01); C07D 411/04 (2006.01); C07D 411/14 (2006.01); C07D 497/04 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/485 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); C07D 327/10 (2013.01); C07D 411/04 (2013.01); C07D 411/14 (2013.01); C07D 497/04 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0037 (2013.01); H01M 2300/004 (2013.01);
Abstract

An electrolytic solution includes the compound of Formula I and a carboxylate compound: The electrochemical device prepared with the electrolytic solution has reduced storage impedance, and improved post-storage swelling, overcharge performance and hot box performance.


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