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Patent Searching and Data


Title:
POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/060576
Kind Code:
A1
Abstract:
The present invention provides a positive active material for a lithium secondary battery, comprising primary particles with a monolithic structure of a lithium transition metal composite oxide and having, with respect to the maximum of the main peak of a particle size distribution (PSD) graph of PSD (X axis: particle size (µm), Y axis: relative particle amount (%)), a ratio (R/L) of the right area (R) to the left area (L) in the graph of less than 1.1.

Inventors:
SEO DONG WOO (KR)
CHANG SUNG KYUN (KR)
GU JEONG A (KR)
HAN HYUN GYU (KR)
KIM HAN AH (KR)
SEO HYUN BUM (KR)
Application Number:
PCT/KR2019/012429
Publication Date:
April 01, 2021
Filing Date:
September 25, 2019
Export Citation:
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Assignee:
L&F CO LTD (KR)
International Classes:
H01M4/525; C01G53/00; H01M4/505; H01M10/052
Foreign References:
KR20190093547A2019-08-09
JP2003137554A2003-05-14
KR20140067509A2014-06-05
KR20190059241A2019-05-30
KR101882878B12018-07-30
Attorney, Agent or Firm:
SOHN, Chang Kyu (KR)
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