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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 11621418 B1

PDFFull Text
Date of Patent:
Apr. 04, 2023

Filed:

Oct. 30, 2020

Lithium complex oxide

Applicant:

Ecopro Bm Co., Ltd., Cheongju-si, KR;

Inventors:

Jung Han Lee, Cheongju-si, KR;

Seung Woo Choi, Cheongju-si, KR;

Moon Ho Choi, Cheongju-si, KR;

Jun Won Suh, Cheongju-si, KR;

Jin Kyeong Yun, Cheongju-si, KR;

Mi Hye Yun, Cheongju-si, KR;

Kwang Seok Choi, Cheongju-si, KR;

Joong Ho Bae, Cheongju-si, KR;

Jin Oh Son, Cheongju-si, KR;

Assignee:

ECOPRO BM CO., LTD., Cheongju-si, KR;

Attorney:

Saliwanchik, Lloyd & Eisenschenk

Primary Examiner:

Mark Kopec

Int. Cl.
CPC ...
H01B 1/08 (2006.01); H01M 4/525 (2010.01); C01G 53/00 (2006.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 53/50 (2013.01); H01B 1/08 (2013.01); H01M 4/364 (2013.01); H01M 4/505 (2013.01); H01M 10/0525 (2013.01); C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); C01P 2002/76 (2013.01); C01P 2004/03 (2013.01); C01P 2004/50 (2013.01); C01P 2004/53 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract

A lithium complex oxide includes a mixture of first particles of n1 (n1>40) aggregated primary particles and second particles of n2 (n2≤20) aggregated primary particles, the lithium complex oxide represented by Chemical Formula 1 and having FWHM (deg., 2θ) of 104 peak in XRD, defined by a hexagonal lattice having R-3m space group, in a range of Formula 1:LiNiCoMnMO,  [Chemical Formula 1]

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