Title:
電気デバイス用負極及びそれを用いた電気デバイス
Document Type and Number:
Japanese Patent JP6848981
Kind Code:
B2
Abstract:
A negative electrode (10) for an electric device includes a silicon-containing alloy (1) containing silicon and tin, a carbon cover layer (2) including a carbon material and covering the silicon-containing alloy (1), and a negative electrode electric conducting additive (3). A ratio of an average particle diameter of the silicon-containing alloy (1) to an average particle diameter of the carbon material is 240 or greater. The negative electrode (10) for an electric device and an electric device (100) using the negative electrode (10) can improve cycle durability.
Inventors:
Aiiso Yuka
Atsushi Ito
Manabu Watanabe
Naoki Ueda
Atsushi Ito
Manabu Watanabe
Naoki Ueda
Application Number:
JP2018552301A
Publication Date:
March 24, 2021
Filing Date:
November 22, 2016
Export Citation:
Assignee:
Nissan Motor Co., Ltd
International Classes:
H01M4/134; H01G11/30; H01M4/131; H01M4/36; H01M4/38; H01M4/505; H01M4/525; H01M4/62
Domestic Patent References:
| JP10312811A | ||||
| JP2010118330A | ||||
| JP2014143078A | ||||
| JP2016173875A | ||||
| JP2016042461A | ||||
| JP2011018575A | ||||
| JP2005293943A | ||||
| JP2015084320A | ||||
| JP2004095391A | ||||
| JP2003346907A |
Foreign References:
| US20150333318 | ||||
| WO2014199782A1 | ||||
| WO2016098216A1 | ||||
| WO2013179924A1 | ||||
| WO2015083262A1 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu