Title:
ナトリウムイオン二次電池負極用炭素質材料及びそれを用いたナトリウムイオン二次電池
Document Type and Number:
Japanese Patent JP6845800
Kind Code:
B2
Abstract:
The purpose of the present invention is to provide a sodium ion secondary battery that has high discharge capacity, excellent cycling characteristics, and excellent storage characteristics. The present invention achieves said purpose by means of a carbonaceous material for a sodium ion secondary battery negative electrode. The carbon source of the carbonaceous material is a plant, and the carbonaceous material is characterized by having a BET specific surface area of 100 m 2 /g or less.
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Inventors:
Shota Kobayashi
Tetsuhiro Kobayashi
Yasuhiro Tada
Tetsuhiro Kobayashi
Yasuhiro Tada
Application Number:
JP2017543191A
Publication Date:
March 24, 2021
Filing Date:
September 21, 2016
Export Citation:
Assignee:
KURARAY CO.,LTD.
International Classes:
H01M4/587; C01B32/00; H01M10/054
Domestic Patent References:
| JP2010251283A | ||||
| JP2006114507A |
Foreign References:
| WO2013118757A1 | ||||
| WO2014034857A1 | ||||
| WO2014038494A1 | ||||
| WO2014038491A1 |
Attorney, Agent or Firm:
Masayuki Masabayashi
Hayashi Ichiyoshi
Yuichi Niiyama
Hayashi Ichiyoshi
Yuichi Niiyama