Positive Electrode Active Material for Lithium Secondary Battery and Method for Preparing Said Positive Electrode Active Material
Application
US20260078015A1
Kind: A1
Mar 19, 2026
Assignee
LG Chem, Ltd.
Inventors
Ho Suk Shin, Won Tae Kim, Jong Yeol Yu, Young Geun Lim, Sun Sik Shin, Seoung Chul Ha
Abstract
A positive electrode active material includes a lithium transition metal oxide and the positive electrode active material comprises cavities in a region within a distance of 0.3R or more from a center of the particle when the distance from the center of the particle to the surface is R. The positive electrode active material particles have a cavity ratio of 5-20%.
CPC Classifications
C01G 53/50
H01M 4/505
H01M 4/525
C01P 2004/61
C01P 2006/40
H01M 2004/021
H01M 10/0525
Filing Date
2025-11-25
Application No.
19399827