Invention Grant
- Patent Title: Polycrystalline lithium manganese oxide particles, preparation method thereof, and cathode active material including the same
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Application No.: US14654966Application Date: 2014-07-25
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Publication No.: US10236499B2Publication Date: 2019-03-19
- Inventor: Ick Soon Kwak , Seung Beom Cho , Hwa Seok Chae
- 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: KR10-2013-0089071 20130726
- International Application: PCT/KR2014/006839 WO 20140725
- International Announcement: WO2015/012648 WO 20150129
- Main IPC: H01M4/485
- IPC: H01M4/485 ; H01M4/525 ; H01M4/505 ; C01B35/12 ; H01M4/131 ; H01M10/0525 ; H01M4/58 ; C01G45/12 ; H01M4/04 ; H01M4/36 ; C01G45/00 ; H01M10/052 ; H01M4/02
Abstract:
Provided are polycrystalline lithium manganese oxide particles represented by Chemical Formula 1 and a method of preparing the same: Li(1+x)Mn(2−x−y−f)AlyMfO(4−z) where M is any one selected from the group consisting of boron (B), cobalt (Co), vanadium (V), lanthanum (La), titanium (Ti), nickel (Ni), zirconium (Zr), yttrium (Y), and gallium (Ga), or two or more elements thereof, 0≤x≤0.2, 0
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