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1. (WO2017175977) POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY CONTAINING SAME

Pub. No.:    WO/2017/175977    International Application No.:    PCT/KR2017/002695
Publication Date: Fri Oct 13 01:59:59 CEST 2017 International Filing Date: Tue Mar 14 00:59:59 CET 2017
IPC: C01G 53/00
H01M 4/485
C01G 41/02
Applicants: IUCF-HYU(INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
한양대학교 산학협력단
Inventors: SUN, Yangkook
선양국
JUN, Dowook
전도욱
KIM, Unhyuck
김운혁
Title: POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY CONTAINING SAME
Abstract:
A positive electrode active material is provided. The positive electrode active material may include a first portion in which the ratio of a first crystal structure is higher than the ratio of a second crystal structure having a different crystal system from the first crystal structure, and a second portion in which the ratio of the second crystal structure is higher than the ratio of the first crystal structure.