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:
Apr. 02, 2019

Filed:

Mar. 17, 2016
Applicants:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;

Inventors:

Guesung Kim, Suwon-si, KR;

Jinsoo Mun, Seoul, KR;

Heechul Jung, Gunpo-si, KR;

Assignees:

SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;

SAMSUNG SDI CO., LTD., Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/58 (2010.01); H01M 4/04 (2006.01); H01M 4/134 (2010.01); H01M 4/1395 (2010.01); H01M 4/38 (2006.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 10/0587 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/0402 (2013.01); H01M 4/0404 (2013.01); H01M 4/0435 (2013.01); H01M 4/0471 (2013.01); H01M 4/134 (2013.01); H01M 4/1395 (2013.01); H01M 4/364 (2013.01); H01M 4/38 (2013.01); H01M 4/382 (2013.01); H01M 4/386 (2013.01); H01M 4/582 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 4/622 (2013.01); H01M 4/625 (2013.01); H01M 4/661 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 10/0587 (2013.01); H01M 2004/027 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01); H01M 2300/004 (2013.01); H01M 2300/0034 (2013.01);
Abstract

A composite negative active material including: a silicon-containing negative active material; and a non-metal doped metal phosphate, wherein the non-metal doped metal phosphate includes two or more metals. Also a negative electrode including the composite negative active material, and a lithium secondary battery including the negative electrode


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