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. 12, 2022

Filed:

Aug. 30, 2019
Applicants:

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

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

Inventors:

Mijong Kim, Suwon-si, KR;

Inhyuk Son, Yongin-si, KR;

Sangkook Mah, Seoul, KR;

Jumyeung Lee, Suwon-si, KR;

Minwoo Lim, Suwon-si, KR;

Junghyun Choi, Yongin-si, KR;

Sungsoo Han, Hwaseong-si, KR;

Assignees:

SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/133 (2010.01); H01M 4/62 (2006.01); H01M 4/1393 (2010.01); H01M 10/0525 (2010.01); H01M 4/36 (2006.01); H01M 4/1395 (2010.01); H01M 4/48 (2010.01); H01M 4/587 (2010.01); H01M 4/38 (2006.01); H01M 4/134 (2010.01);
U.S. Cl.
CPC ...
H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/1393 (2013.01); H01M 4/1395 (2013.01); H01M 4/364 (2013.01); H01M 4/366 (2013.01); H01M 4/386 (2013.01); H01M 4/48 (2013.01); H01M 4/587 (2013.01); H01M 4/621 (2013.01); H01M 4/624 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01);
Abstract

An electrode composite conducting agent for a lithium battery includes a carbonaceous conductive material, and the graphene-silica composite, wherein the graphene-silica composite includes a matrix including graphene, and a silicon suboxide of the formula SiOwherein 0<x<2, or a combination of silicon dioxide and silicon suboxide of the formula SiOwherein 0<x<2, or a combination thereof, wherein an amount of the graphene-silica composite is 20 parts by weight or less, based on 100 parts by weight of a total weight of the composite conducting agent. Also an electrode for a lithium battery including the electrode composite conducting agent, a method of manufacturing the electrode, and a lithium battery including the electrode.


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