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Title:
CARBON NANOTUBE DISPERSION LIQUID FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, RESIN COMPOSITION USING SAME, MIXTURE SLURRY, MEMBRANE ELECTRODE, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/080006
Kind Code:
A1
Abstract:
This carbon nanotube dispersion liquid for a nonaqueous electrolyte secondary battery contains carbon nanotubes, a dispersant, and a solvent, and is characterized by satisfying (1)-(3). (1) The average outer diameter of the carbon nanotubes is more than 3 nm but not more than 25 nm. (2) The BET specific surface area of the carbon nanotubes is 150-800 m2/g. (3) The average fiber length of the carbon nanotubes in the carbon nanotube dispersion liquid is 0.8-3.5 µm.

Inventors:
MORITA YU (JP)
ITO HIROTOMO (JP)
AOTANI YU (JP)
IZUMIYA TETSURO (JP)
Application Number:
PCT/JP2020/039972
Publication Date:
April 29, 2021
Filing Date:
October 23, 2020
Export Citation:
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Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYOCOLOR CO LTD (JP)
International Classes:
H01M4/139; C01B32/166; H01M4/62
Foreign References:
JP6586197B12019-10-02
JP2018523902A2018-08-23
JP2013108201A2013-06-06
JP2018200804A2018-12-20
JP2017141370A2017-08-17
JPH04155776A1992-05-28
JPH04237971A1992-08-26
JP2004178922A2004-06-24
JP2011070908A2011-04-07
JP2014019619A2014-02-03
JP2012221672A2012-11-12
JP2005162877A2005-06-23
JP2010254546A2010-11-11
JP2014182892A2014-09-29
JP2019193681A2019-11-07
JP2020110335A2020-07-27
JP2018150218A2018-09-27
JP2019108256A2019-07-04
Other References:
See also references of EP 4050679A4
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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