Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/230077
Kind Code:
A1
Abstract:
This secondary battery has: a negative electrode provided with a lithium silicate phase and silicon particles dispersed in the lithium silicate phase; and an electrolytic solution that includes a fluorine-containing chain carboxylic acid ester represented by R1-(CO)O-CH2-R2 (where R1 represents an alkyl group, and R2 represents an alkyl group obtained by substitution of at least one hydrogen atom by fluorine).
Inventors:
IIDA KAZUHIRO
NAKATSUTSUMI TAKAYUKI
FUKUI ATSUSHI
NAKATSUTSUMI TAKAYUKI
FUKUI ATSUSHI
Application Number:
PCT/JP2019/006653
Publication Date:
December 05, 2019
Filing Date:
February 21, 2019
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M4/36; H01M10/052; H01M4/38; H01M4/485; H01M10/0569
Domestic Patent References:
| WO2015004841A1 | 2015-01-15 | |||
| WO2016035290A1 | 2016-03-10 | |||
| WO2016035290A1 | 2016-03-10 |
Foreign References:
| JP2008159419A | 2008-07-10 | |||
| JP2013161705A | 2013-08-19 | |||
| JP2017208186A | 2017-11-24 |
Other References:
See also references of EP 3806218A4
Attorney, Agent or Firm:
KAWASAKI, HASHIMOTO AND PARTNERS (JP)
Download PDF: