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:
Feb. 17, 2026

Filed:

Jul. 08, 2020
Applicant:

Byd Company Limited, Shenzhen, CN;

Inventors:

Zongwei Yi, Shenzhen, CN;

Jinghua Chen, Shenzhen, CN;

Wenyu Cao, Shenzhen, CN;

Assignee:

BYD COMPANY LIMITED, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 4/02 (2006.01); H01M 4/1391 (2010.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); H01M 4/1391 (2013.01); H01M 4/362 (2013.01); H01M 4/38 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract

A lithium ion battery positive electrode material includes ternary material particles. The ternary material particles are of spherical structures. The spherical structures include petal-like lamella units, and the petal-like lamella units meet at least one of following conditions: the lamella thickness of the petal-like lamella units is 150 to 300 nm; or an area of a surface perpendicular to a direction of the lamella thickness is 60000 to 300000 nm.


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