Invention Grant
- Patent Title: Negative electrode active material having high output characteristics and lithium secondary battery including the same
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Application No.: US16311110Application Date: 2018-03-21
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Publication No.: US11114654B2Publication Date: 2021-09-07
- Inventor: Bo-Ram Lee , Sung-Bin Park , Ji-Young Park , Chi-Ho Jo , Jung-Min Han , Hyuck Hur , 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: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR10-2017-0035600 20170321
- International Application: PCT/KR2018/003316 WO 20180321
- International Announcement: WO2018/174573 WO 20180927
- Main IPC: H01M4/131
- IPC: H01M4/131 ; H01M4/133 ; H01M4/134 ; H01M2/16 ; H01M10/0525 ; H01M50/46 ; H01M4/02
Abstract:
Disclosed are a negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have an average particle diameter (D50) of 0.5-9 μm, a specific surface area of 3-7 m2/g, and a pellet density of 1.7 g/cc or more under a pressure of 64 MPa, and a lithium secondary battery including the same.
Public/Granted literature
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