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1. (WO2016063902) SECONDARY BATTERY

Pub. No.:    WO/2016/063902    International Application No.:    PCT/JP2015/079681
Publication Date: Fri Apr 29 01:59:59 CEST 2016 International Filing Date: Thu Oct 22 01:59:59 CEST 2015
IPC: H01M 10/052
H01M 4/38
H01M 4/40
H01M 4/42
H01M 4/46
H01M 4/48
H01M 4/58
H01M 10/0569
H01M 10/058
Applicants: NEC CORPORATION
日本電気株式会社
Inventors: NOGUCHI, Takehiro
野口 健宏
KATOU, Yuukou
加藤 有光
TAKAHASHI, Makiko
高橋 牧子
Title: SECONDARY BATTERY
Abstract:
The purpose of the present invention is to provide a secondary battery having a high energy density and a long service life. The present invention pertains to a secondary battery having: a negative electrode including a silicon-containing compound; and an electrolytic solution in which a fluorine-containing ether compound, a fluorine-containing phosphoric acid ester compound, a sulfone compound, and a cyclic carbonate compound are each included at a predetermined amount.