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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.

Patent No.:

US 11973222 B1

PDFFull Text
Date of Patent:
Apr. 30, 2024

Filed:

Dec. 07, 2018

Positive electrode active material precursor for lithium secondary battery, and method of preparing the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Seong Bae Kim, Daejeon, KR;

Yi Rang Lim, Daejeon, KR;

Kyoung Wan Park, Daejeon, KR;

Hyun Uk Kim, Daejeon, KR;

Hong Kyu Park, Daejeon, KR;

Chang Jun Moon, Daejeon, KR;

Eun Hee Kim, Daejeon, KR;

Assignee:

LG Chem, Ltd., Seoul, KR;

Attorney:

Lerner David LLP

Primary Examiner:

Nathanael T Zemui

Int. Cl.
CPC ...
H01M 4/525 (2010.01); C01G 53/00 (2006.01); H01M 4/02 (2006.01); H01M 4/505 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 53/40 (2013.01); H01M 4/505 (2013.01); H01M 10/0525 (2013.01); C01P 2006/11 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01);
Abstract

A positive electrode active material precursor having a uniform particle size distribution and represented by Formula, wherein a percentage of fine powder with an average particle diameter (D) ofμm or less is generated when the positive electrode active material precursor is rolled atkgf/cmis less than%, and an aspect ratio isor more, and a method of preparing the positive electrode active material precursor[NiCoMM  [Formula]

Find Patent Forward Citations

Kim, Seong. (2024). Positive electrode active material precursor for lithium secondary battery, and method of preparing the same (U.S. Patent No. 11973222). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11973222

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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