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Title:
NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING NEGATIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY COMPRISING NEGATIVE ELECTRODE
Document Type and Number:
WIPO Patent Application WO/2019/221449
Kind Code:
A1
Abstract:
The present invention provides a negative electrode active material comprising: a core comprising silicon; and a coating layer arranged above the core and comprising a coating material, wherein the coating material comprises at least any one selected from the group consisting of LiaVbO2 and MgH2, and the ranges of a and b in LiaVbO2 are 0.5

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Inventors:
SONG JUN HYUK (KR)
CHAE OH BYONG (KR)
KIM JE YOUNG (KR)
LEE YONG JU (KR)
Application Number:
PCT/KR2019/005579
Publication Date:
November 21, 2019
Filing Date:
May 09, 2019
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M4/36; H01M4/38; H01M4/485; H01M4/58; H01M10/052
Foreign References:
US20130164584A12013-06-27
KR20170093142A2017-08-14
JP2013037951A2013-02-21
CN106410161A2017-02-15
KR20170004673A2017-01-11
Other References:
See also references of EP 3770998A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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