JP7459371B2 - リチウムイオン電池電極用カーボンナノチューブ分散液 - Google Patents

リチウムイオン電池電極用カーボンナノチューブ分散液 Download PDF

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JP7459371B2
JP7459371B2 JP2023507246A JP2023507246A JP7459371B2 JP 7459371 B2 JP7459371 B2 JP 7459371B2 JP 2023507246 A JP2023507246 A JP 2023507246A JP 2023507246 A JP2023507246 A JP 2023507246A JP 7459371 B2 JP7459371 B2 JP 7459371B2
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carbon nanotube
lithium ion
ion battery
nanotube dispersion
resin
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JPWO2023286793A5 (https=
JPWO2023286793A1 (https=
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陽彦 沖山
有志 広瀬
慶一 片山
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Kansai Paint Co Ltd
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Kansai Paint Co Ltd
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/15—Nano-sized carbon materials
    • C01B32/158—Carbon nanotubes
    • C01B32/168—After-treatment
    • C01B32/174—Derivatisation; Solubilisation; Dispersion in solvents
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2202/00—Structure or properties of carbon nanotubes
    • C01B2202/06—Multi-walled nanotubes
    • C—CHEMISTRY; METALLURGY
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    • C01B2202/00—Structure or properties of carbon nanotubes
    • C01B2202/20—Nanotubes characterized by their properties
    • C01B2202/24—Thermal properties
    • C—CHEMISTRY; METALLURGY
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2202/00—Structure or properties of carbon nanotubes
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    • C01B2202/32—Specific surface area
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    • C01B2202/00—Structure or properties of carbon nanotubes
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    • C01B2202/34—Length
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    • C01B2202/00—Structure or properties of carbon nanotubes
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    • C01B2202/36—Diameter
    • C—CHEMISTRY; METALLURGY
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    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
    • C—CHEMISTRY; METALLURGY
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    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
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    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
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  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
JP2023507246A 2021-07-13 2022-07-13 リチウムイオン電池電極用カーボンナノチューブ分散液 Active JP7459371B2 (ja)

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JP2021115519 2021-07-13
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PCT/JP2022/027496 WO2023286793A1 (ja) 2021-07-13 2022-07-13 リチウムイオン電池電極用カーボンナノチューブ分散液

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US (1) US20240322181A1 (https=)
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Publication number Priority date Publication date Assignee Title
WO2025134992A1 (ja) * 2023-12-19 2025-06-26 株式会社クラレ カーボンナノチューブ分散液、樹脂組成物、合材スラリー、電極膜及びリチウムイオン二次電池
WO2026079394A1 (ja) * 2024-10-10 2026-04-16 日本ゼオン株式会社 二次電池電極用組成物セット、第１組成物、第２組成物、二次電池電極用組成物１、二次電池電極用組成物２、二次電池電極用組成物３、二次電池用電極および二次電池、ならびに、二次電池電極用組成物の製造方法
JP7848921B1 (ja) * 2025-05-22 2026-04-21 ａｒｔｉｅｎｃｅ株式会社 カーボンナノチューブ、カーボンナノチューブ分散液、バインダー組成物、電極用組成物、及び二次電池

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004090335A (ja) 2002-08-30 2004-03-25 Fuji Photo Film Co Ltd 平版印刷版用原版及び製版印刷方法
JP2016028109A (ja) 2012-11-13 2016-02-25 保土谷化学工業株式会社 多層カーボンナノチューブ含有カルボキシメチルセルロースナトリウム水分散液
JP2018127397A (ja) 2018-02-19 2018-08-16 戸田工業株式会社 カーボンナノチューブ分散液および非水電解質二次電池
JP2020189770A (ja) 2019-05-23 2020-11-26 東洋インキＳｃホールディングス株式会社 カーボンナノチューブ分散液およびその利用
WO2021066174A1 (ja) 2019-10-04 2021-04-08 旭化成株式会社 非水系リチウム蓄電素子
JP6860740B1 (ja) 2020-04-27 2021-04-21 東洋インキＳｃホールディングス株式会社 カーボンナノチューブ分散液、それを用いた二次電池電極用組成物、電極膜、および二次電池。

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004090335A (ja) 2002-08-30 2004-03-25 Fuji Photo Film Co Ltd 平版印刷版用原版及び製版印刷方法
JP2016028109A (ja) 2012-11-13 2016-02-25 保土谷化学工業株式会社 多層カーボンナノチューブ含有カルボキシメチルセルロースナトリウム水分散液
JP2018127397A (ja) 2018-02-19 2018-08-16 戸田工業株式会社 カーボンナノチューブ分散液および非水電解質二次電池
JP2020189770A (ja) 2019-05-23 2020-11-26 東洋インキＳｃホールディングス株式会社 カーボンナノチューブ分散液およびその利用
WO2021066174A1 (ja) 2019-10-04 2021-04-08 旭化成株式会社 非水系リチウム蓄電素子
JP6860740B1 (ja) 2020-04-27 2021-04-21 東洋インキＳｃホールディングス株式会社 カーボンナノチューブ分散液、それを用いた二次電池電極用組成物、電極膜、および二次電池。

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JPWO2023286793A1 (https=) 2023-01-19
US20240322181A1 (en) 2024-09-26
JP2024069513A (ja) 2024-05-21
WO2023286793A1 (ja) 2023-01-19

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