Invention Grant
- Patent Title: Lithium-cobalt based complex oxide having superior lifespan characteristics and cathode active material for secondary batteries including the same
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Application No.: US16241419Application Date: 2019-01-07
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Publication No.: US10964943B2Publication Date: 2021-03-30
- Inventor: Sun Sik Shin , Hye Lim Jeon , Myung Ki Lee , Geun Gi Min , Wang Mo Jung
- Applicant: LG Chem, Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR Seoul
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2013-0097828 20130819
- Main IPC: H01M4/525
- IPC: H01M4/525 ; H01M4/505 ; H01M10/052 ; C01G51/00 ; C01G53/00 ; H01M4/02
Abstract:
Disclosed is a lithium-cobalt based complex oxide represented by Formula 1 below including lithium, cobalt and manganese wherein the lithium-cobalt based complex oxide maintains a crystal structure of a single O3 phase at a state of charge (SOC) of 50% or more based on a theoretical amount: LixCo1-y-zMnyAzO2 (1) wherein 0.95≤x≤1.15, 0
Public/Granted literature
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