NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING SAME NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY COMPRISING SAME NEGATIVE ELECTRODE

Title:

NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING SAME NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY COMPRISING SAME NEGATIVE ELECTRODE

Document Type and Number:

WIPO Patent Application WO/2019/093820

Kind Code:

Abstract:

The present invention relates to a negative electrode active material, which comprises: a spherical carbon-based particle; and a carbon layer disposed on the spherical carbon-based particle and comprising a nanoparticle, wherein the nanoparticle includes: a silicon core; an oxide film layer disposed on the silicon core and comprising SiOx (0

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Inventors:

CHOI JUNG HYUN (KR)
LEE YONG JU (KR)
KIM EUN KYUNG (KR)
JO RAE HWAN (KR)
LEE SU MIN (KR)
KIM DONG HYUK (KR)
PARK SE MI (KR)
OH IL GEUN (KR)

Application Number:

PCT/KR2018/013636

Publication Date:

May 16, 2019

Filing Date:

November 09, 2018

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

H01M4/36; H01M4/38; H01M4/485; H01M4/587; H01M4/62; H01M10/0525

Foreign References:

KR20130052397A	2013-05-22
KR20140089643A	2014-07-16
JP2015156328A	2015-08-27
KR20100062083A	2010-06-10
KR20170042115A	2017-04-18
KR20150112746A	2015-10-07

Other References: