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:
Nov. 19, 2013

Filed:

Dec. 01, 2010
Applicants:

Do-hyung Park, Yongin-si, KR;

Seon-young Kwon, Yongin-si, KR;

Min-han Kim, Yongin-si, KR;

Ji-hyun Kim, Yongin-si, KR;

Chang-hyuk Kim, Yongin-si, KR;

Yoon-chang Kim, Yongin-si, KR;

Jeong-seop Lee, Yongin-si, KR;

Inventors:

Do-Hyung Park, Yongin-si, KR;

Seon-Young Kwon, Yongin-si, KR;

Min-Han Kim, Yongin-si, KR;

Ji-Hyun Kim, Yongin-si, KR;

Chang-Hyuk Kim, Yongin-si, KR;

Yoon-Chang Kim, Yongin-si, KR;

Jeong-Seop Lee, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/525 (2010.01); H01M 4/50 (2010.01); H01M 4/52 (2010.01); H01M 4/1391 (2010.01); C01G 45/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A positive electrode active material for lithium batteries includes secondary particles having primary particles and an amorphous material. A method of manufacturing the positive electrode active material includes mixing a lithium composite oxide and a lithium salt, and heat treating the mixture. A positive electrode includes the positive electrode active material, and a lithium battery includes the positive electrode.


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