Invention Grant
- Patent Title: Negative electrode for lithium ion secondary battery, and lithium ion secondary battery
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Application No.: US14910045Application Date: 2014-08-20
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Publication No.: US10340514B2Publication Date: 2019-07-02
- Inventor: Noriyuki Tamura , Ryota Yuge , Qian Cheng , Kentaro Nakahara
- Applicant: NEC Corporation
- Applicant Address: JP Tokyo
- Assignee: NEC CORPORATION
- Current Assignee: NEC CORPORATION
- Current Assignee Address: JP Tokyo
- Priority: JP2013-173284 20130823
- International Application: PCT/JP2014/071776 WO 20140820
- International Announcement: WO2015/025887 WO 20150226
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/505 ; H01M4/525 ; H01M4/131 ; H01M4/48 ; H01M4/38 ; H01M10/0525 ; H01M10/052 ; H01M4/02
Abstract:
A negative electrode for a lithium ion secondary battery, including a negative electrode active material layer containing a negative electrode active material including silicon (Si) as a constituent element, in which a coating including iron (Fe), manganese (Mn) and oxygen (O) as constituent elements is formed on a surface of the negative electrode active material layer.
Public/Granted literature
- US20160190562A1 NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY Public/Granted day:2016-06-30
Information query
