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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 11081694 B1

PDFFull Text
Date of Patent:
Aug. 03, 2021

Filed:

Nov. 30, 2016

Positive electrode active material for secondary battery, and secondary battery comprising the same

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Byung Chun Park, Daejeon, KR;

Wang Mo Jung, Daejeon, KR;

Seong Hoon Kang, Daejeon, KR;

Ju Kyung Shin, Daejeon, KR;

Sang Min Park, Daejeon, KR;

Sang Wook Lee, Daejeon, KR;

Assignee:

LG Chem, Ltd.;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Tanisha Diggs

Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 10/0525 (2010.01); C01G 53/00 (2006.01); H01M 4/131 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 53/50 (2013.01); C01G 53/66 (2013.01); H01M 4/131 (2013.01); H01M 4/505 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); C01P 2002/50 (2013.01); C01P 2002/52 (2013.01); C01P 2004/03 (2013.01); C01P 2004/51 (2013.01); C01P 2004/61 (2013.01); C01P 2006/10 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract

The present invention provides a positive electrode active material for a secondary battery, the positive electrode active material being a primary particle having a monolithic structure that includes a lithium composite metal oxide of Formula 1 below, wherein the primary particle has an average particle size (D) of 2 μm to 20 μm and a Brunauer-Emmett-Teller (BET) specific surface area of 0.15 m/g to 1.9 m/g, and a secondary battery including the same.

Find Patent Forward Citations

Park, Byung. (2021). Positive electrode active material for secondary battery, and secondary battery comprising the same (U.S. Patent No. 11081694). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11081694

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

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