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Title:
ANODE FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING ANODE FOR LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/164319
Kind Code:
A1
Abstract:
The present invention provides an anode for a lithium secondary battery, comprising an anode current collector and an anode active material layer formed on the anode current collector, and comprising an anode active material comprising a silicon-based material, wherein the anode active material comprises lithium inserted therein by pre-lithiation, and the degree of pre-lithiation of the anode active material, calculated by a specific mathematical formula, is 5-50%.

Inventors:
CHAE, Oh Byong (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
WOO, Sang Wook (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
KIM, Je Young (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
Application Number:
KR2019/002173
Publication Date:
August 29, 2019
Filing Date:
February 21, 2019
Export Citation:
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Assignee:
LG CHEM, LTD. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
H01M4/131; H01M4/04; H01M4/1391; H01M4/36; H01M4/485; H01M4/587; H01M10/0525; H01M10/44
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (11th Floor, 343 Gangnam-daero,,Seocho-gu, Seoul, 06626, KR)
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