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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 9123958 B1

PDFFull Text
Date of Patent:
Sep. 01, 2015

Filed:

Oct. 18, 2012

Cathode active material for lithium secondary battery

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Sung-Kyun Chang, Daejeon, KR;

Hyelim Jeon, Gunpo-si, KR;

Hong Kyu Park, Daejeon, KR;

Sang Uck Lee, Daejeon, KR;

Cheol-Hee Park, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Yoshitoshi Takeuchi

Int. Cl.
CPC ...
H01M 4/58 (2010.01); H01M 4/13 (2010.01); H01M 4/60 (2006.01); H01M 4/02 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/485 (2010.01); H01M 10/052 (2010.01); B60L 11/18 (2006.01); H01M 4/36 (2006.01); H01M 4/131 (2010.01);
U.S. Cl.
CPC ...
H01M 4/505 (2013.01); B60L 11/1868 (2013.01); B60L 11/1879 (2013.01); H01M 4/131 (2013.01); H01M 4/364 (2013.01); H01M 4/485 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 10/052 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7005 (2013.01); Y02T 10/7011 (2013.01); Y02T 10/7066 (2013.01);
Abstract

Disclosed is a cathode active material for secondary batteries, comprising at least one compound selected from the following Formula 1: xLiMO*yLiM'O*zLiPO(1) wherein M is at least one element selected from 1 period or 2 period metals having an oxidation number of +4; M′ is at least one element selected from 1 period or 2 period metals having a mean oxidation number of +3; and 0.1≦x≦0.9, 0.1≦y≦0.9, 0<z≦0.2 and x+y+z=1.

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Chang, Sung-Kyun. (2015). Cathode active material for lithium secondary battery (U.S. Patent No. 9123958). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9123958

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