Title:
LITHIUM ION SECONDARY BATTERY INCLUDING Si-CONTAINING NEGATIVE ELECTRODE ACTIVE MATERIAL
Document Type and Number:
Japanese Patent JP2019192462
Kind Code:
A
Abstract:
To provide a lithium ion secondary battery including a Si-containing negative electrode active material, excellent in safety while suitably maintaining capacity.SOLUTION: The lithium ion secondary battery includes: a negative electrode including a Si-containing negative electrode active material; a lithium salt containing no SOgroup; and an electrolyte solution in which a phenol derivative represented by formula (1) is dissolved.SELECTED DRAWING: None
Inventors:
SUGIYAMA YUSUKE
MAEHARA YUKI
MIYOSHI MANABU
MURASE MASAKAZU
MAEHARA YUKI
MIYOSHI MANABU
MURASE MASAKAZU
Application Number:
JP2018083191A
Publication Date:
October 31, 2019
Filing Date:
April 24, 2018
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
H01M10/0567; H01M4/134; H01M10/052; H01M10/0568
Attorney, Agent or Firm:
Patent business corporation Kyoritsu