- Patent Title: Precursor for the production of positive electrode active material comprising metal oxides having multilayered structure and positive electrode active material for lithium secondary battery produced using the same
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Application No.: US15753050Application Date: 2016-09-13
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Publication No.: US10581071B2Publication Date: 2020-03-03
- Inventor: Min Kyu You , Ho Suk Shin , Hong Kyu Park
- Applicant: LG Chem, Ltd.
- Applicant Address: KR
- Assignee: LG Chem, Ltd.
- Current Assignee: LG Chem, Ltd.
- Current Assignee Address: KR
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Priority: KR10-2015-0145803 20151020
- International Application: PCT/KR2016/010323 WO 20160913
- International Announcement: WO2017/069407 WO 20170427
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/505 ; H01M4/525 ; C01G53/00 ; C01G51/00 ; H01M10/052 ; H01M2/10 ; H01M4/131 ; H01M4/62 ; H01M10/0525 ; H01M4/02
Abstract:
The present invention provides a precursor for the production of positive electrode active material for a secondary battery comprising: a core containing transition metal hydroxides comprising nickel (Ni) and manganese (Mn), or transition metal hydroxides comprising nickel (Ni), manganese (Mn) and cobalt (Co); and a shell containing transition metal hydroxides comprising cobalt (Co), and a positive electrode active material produced using the same.
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