- Patent Title: Positive electrode active material for sodium-ion secondary cell
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Application No.: US15742540Application Date: 2016-10-20
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Publication No.: US11289703B2Publication Date: 2022-03-29
- Inventor: Hideo Yamauchi
- Applicant: NIPPON ELECTRIC GLASS CO., LTD.
- Applicant Address: JP Otsu
- Assignee: NIPPON ELECTRIC GLASS CO., LTD.
- Current Assignee: NIPPON ELECTRIC GLASS CO., LTD.
- Current Assignee Address: JP Otsu
- Agency: Keating and Bennett, LLP
- Priority: JPJP2015-211740 20151028
- International Application: PCT/JP2016/081131 WO 20161020
- International Announcement: WO2017/073457 WO 20170504
- Main IPC: H01M4/58
- IPC: H01M4/58 ; H01M10/054 ; C01B25/45 ; H01M4/62 ; C03C3/16 ; H01M4/136 ; C03C10/00 ; H01M10/0562 ; C03B32/02 ; H01M4/02
Abstract:
Provided is a novel positive electrode active material for a sodium-ion secondary cell having a good discharge capacity. A positive electrode active material for a sodium-ion secondary cell, the positive electrode active material containing, in terms of % by mole of oxide, 8 to 55% Na2O, 10 to 70% NiO, 0 to 60% CrO+FeO+MnO+CoO, and 15 to 70% P2O5+SiO2+B2O3 and containing an amorphous phase.
Public/Granted literature
- US20180183044A1 POSITIVE ELECTRODE ACTIVE MATERIAL FOR SODIUM-ION SECONDARY CELL Public/Granted day:2018-06-28
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