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:
Dec. 01, 2020

Filed:

Aug. 07, 2019
Applicants:

Positec Power Tools (Suzhou) Co., Ltd., Suzhou, CN;

Pu Chen, Waterloo, CA;

Inventors:

Yang Liu, Waterloo, CA;

Pu Chen, Waterloo, CA;

Jing Yan, Waterloo, CA;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/36 (2010.01); H01M 10/38 (2006.01); H01M 4/42 (2006.01); H01M 4/505 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 4/36 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/36 (2013.01); H01M 4/366 (2013.01); H01M 4/42 (2013.01); H01M 4/505 (2013.01); H01M 4/62 (2013.01); H01M 4/623 (2013.01); H01M 4/625 (2013.01); H01M 4/661 (2013.01); H01M 4/663 (2013.01); H01M 4/667 (2013.01); H01M 10/38 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2004/029 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0002 (2013.01); H01M 2300/0005 (2013.01);
Abstract

A battery comprises a cathode, an anode and an electrolyte. The cathode comprises a cathode active material which is capable of reversibly intercalating and deintercalating a plurality of first metal ions; and a conductive agent, wherein the particle size of the conductive agent graphite is less than 50 μm and the crystallinity of the conductive agent graphite is no less than 90%.


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