Title:
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY NEGATIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2020/195335
Kind Code:
A1
Abstract:
This nonaqueous electrolyte secondary battery negative electrode is provided with a negative electrode mixture containing: a negative electrode active material capable of electrochemically occluding and releasing lithium ions; carbon nanotubes; and an acrylic resin. The negative electrode active material contains a composite material provided with a silicate phase and silicon particles dispersed in the silicate phase. The silicate phase contains at least one selected from the group consisting of alkali metal elements and group-2 elements.
Inventors:
FUKUOKA TAKAHIRO
HASEGAWA MASAKI
SOGA MASAHIRO
HORIUCHI YUTO
YAMAMOTO TAKASHI
HASEGAWA MASAKI
SOGA MASAHIRO
HORIUCHI YUTO
YAMAMOTO TAKASHI
Application Number:
PCT/JP2020/006124
Publication Date:
October 01, 2020
Filing Date:
February 17, 2020
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M4/134; H01M4/38; H01M4/62
Domestic Patent References:
| WO2018179817A1 | 2018-10-04 |
Foreign References:
| JP2015198038A | 2015-11-09 | |||
| JP2015165482A | 2015-09-17 |
Attorney, Agent or Firm:
KAWASAKI, HASHIMOTO AND PARTNERS (JP)
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