Title:
ELECTRODE MIXTURE, ELECTRODE, AND SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/200822
Kind Code:
A1
Abstract:
Provided is an electrode mixture which contains a lithium-containing transition metal oxide, an auxiliary conductive agent, a binder and an organic solvent. The auxiliary conductive agent contains at least one type of nanocarbon material selected from the group consisting of multiwalled carbon nanotubes, carbon nanohorns, carbon nanofibers, fullerenes and graphenes. The binder contains a fluorine-containing copolymer that contains vinylidene fluoride units and fluorinated monomer units (excluding vinylidene fluoride units). The content of vinylidene fluoride units in the fluorine-containing copolymer is more than 50 mol% and not more than 99 mol% relative to the total amount of monomer units.
Inventors:
FUKUSHIMA KANTA (JP)
ICHINOSE YUMA (JP)
SHINODA CHIHIRO (JP)
YAMAZAKI SHIGEAKI (JP)
ICHINOSE YUMA (JP)
SHINODA CHIHIRO (JP)
YAMAZAKI SHIGEAKI (JP)
Application Number:
PCT/JP2021/013297
Publication Date:
October 07, 2021
Filing Date:
March 29, 2021
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C08L27/16; C01B32/15; H01M4/131; H01M4/62
Foreign References:
| JP2015109154A | 2015-06-11 | |||
| JP2018063932A | 2018-04-19 | |||
| JP2018060745A | 2018-04-12 | |||
| JP2004220911A | 2004-08-05 | |||
| JP2013098085A | 2013-05-20 | |||
| JP2017182989A | 2017-10-05 |
Attorney, Agent or Firm:
TOKOSHIE PATENT FIRM (JP)
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