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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 9023526 B1

PDFFull Text
Date of Patent:
May. 05, 2015

Filed:

May. 31, 2011

Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same

Applicants:

Yu-mi Song, Yongin-si, KR;

Do-hyung Park, Yongin-si, KR;

Seon-young Kwon, Yongin-si, KR;

Min-han Kim, Yongin-si, KR;

Ji-hyun Kim, Yongin-si, KR;

Kyoung-hyun Kim, Yongin-si, KR;

Inventors:

Yu-Mi Song, Yongin-si, KR;

Do-Hyung Park, Yongin-si, KR;

Seon-Young Kwon, Yongin-si, KR;

Min-Han Kim, Yongin-si, KR;

Ji-Hyun Kim, Yongin-si, KR;

Kyoung-Hyun Kim, Yongin-si, KR;

Assignee:

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

Attorney:

Christie, Parker & Hale, LLP

Primary Examiner:

Laura Weiner

Int. Cl.
CPC ...
H01M 4/13 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 2004/021 (2013.01); Y02E 60/122 (2013.01);
Abstract

A positive active material for a rechargeable lithium battery includes pores having an average diameter of about 10 nm to about 60 nm and a porosity of about 0.5% to about 20%. Also disclosed is a method of preparing the positive active material, and a rechargeable lithium battery including the positive active material.

Find Patent Forward Citations

Song, Yu-Mi. (2015). Positive active material for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same (U.S. Patent No. 9023526). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9023526

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

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