JP6860740B1 - 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。 - Google Patents

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。 Download PDF

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JP6860740B1
JP6860740B1 JP2020205488A JP2020205488A JP6860740B1 JP 6860740 B1 JP6860740 B1 JP 6860740B1 JP 2020205488 A JP2020205488 A JP 2020205488A JP 2020205488 A JP2020205488 A JP 2020205488A JP 6860740 B1 JP6860740 B1 JP 6860740B1
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dispersion liquid
carbon nanotube
cnt
mass
nanotube dispersion
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JP2021176140A (ja
Inventor
優 青谷
優 青谷
雄 森田
雄 森田
哲朗 泉谷
哲朗 泉谷
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Artience Co Ltd
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Toyo Ink SC Holdings Co Ltd
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Application filed by Toyo Ink SC Holdings Co Ltd filed Critical Toyo Ink SC Holdings Co Ltd
Priority to JP2021021591A priority Critical patent/JP7204076B2/ja
Priority to PCT/JP2021/015040 priority patent/WO2021220773A1/ja
Priority to EP21797560.6A priority patent/EP4145553A4/en
Priority to US17/921,544 priority patent/US12368167B2/en
Priority to KR1020227036779A priority patent/KR102922212B1/ko
Priority to CN202180031173.8A priority patent/CN115461898B/zh
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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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C08K3/041—Carbon nanotubes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/50—Furnace black ; Preparation thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/52—Channel black ; Preparation thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/54—Acetylene black; thermal black ; Preparation thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/44—Carbon
    • C09C1/48—Carbon black
    • C09C1/56—Treatment of carbon black ; Purification
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding or treatment with ultrasonic vibrations
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/001—Conductive additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Secondary Cells (AREA)
JP2020205488A 2020-04-27 2020-12-11 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。 Active JP6860740B1 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2021021591A JP7204076B2 (ja) 2020-04-27 2021-02-15 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。
KR1020227036779A KR102922212B1 (ko) 2020-04-27 2021-04-09 도전재분산액 및 그의 제조방법, 그리고 그것을 이용한 이차전지 전극용 조성물, 전극막, 이차전지, 차량
EP21797560.6A EP4145553A4 (en) 2020-04-27 2021-04-09 DISPERSION OF CONDUCTIVE MATERIAL, ITS PRODUCTION PROCESS, COMPOSITION FOR SECONDARY BATTERY ELECTRODES USING IT, ELECTRODE MEMBRANE, SECONDARY BATTERY AND VEHICLE
US17/921,544 US12368167B2 (en) 2020-04-27 2021-04-09 Conductive material dispersion, method for producing the same, and composition for secondary battery electrode, electrode film, secondary battery, and vehicle using conductive material dispersion
PCT/JP2021/015040 WO2021220773A1 (ja) 2020-04-27 2021-04-09 導電材分散液及びその製造方法、並びにそれを用いた二次電池電極用組成物、電極膜、二次電池、車両
CN202180031173.8A CN115461898B (zh) 2020-04-27 2021-04-09 二次电池电极用组合物、导电材分散液的制造方法、电极膜、二次电池、车辆
JP2022196024A JP2023024526A (ja) 2020-04-27 2022-12-08 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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Application Number Priority Date Filing Date Title
JP2020078026 2020-04-27
JP2020078026 2020-04-27

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JP2021021591A Division JP7204076B2 (ja) 2020-04-27 2021-02-15 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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JP2021176140A JP2021176140A (ja) 2021-11-04

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JP2020205488A Active JP6860740B1 (ja) 2020-04-27 2020-12-11 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。
JP2021021591A Active JP7204076B2 (ja) 2020-04-27 2021-02-15 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。
JP2022196024A Pending JP2023024526A (ja) 2020-04-27 2022-12-08 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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JP2021021591A Active JP7204076B2 (ja) 2020-04-27 2021-02-15 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。
JP2022196024A Pending JP2023024526A (ja) 2020-04-27 2022-12-08 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。

Country Status (6)

Country Link
US (1) US12368167B2 (https=)
EP (1) EP4145553A4 (https=)
JP (3) JP6860740B1 (https=)
KR (1) KR102922212B1 (https=)
CN (1) CN115461898B (https=)
WO (1) WO2021220773A1 (https=)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021220773A1 (ja) * 2020-04-27 2021-11-04 東洋インキＳｃホールディングス株式会社 導電材分散液及びその製造方法、並びにそれを用いた二次電池電極用組成物、電極膜、二次電池、車両
WO2022070810A1 (ja) * 2020-09-29 2022-04-07 日本製紙株式会社 分散液、非水電解質二次電池用電極組成物、非水電解質二次電池用電極、非水電解質二次電池及び非水電解質二次電池用電極の製造方法
JP2022164265A (ja) * 2021-04-16 2022-10-27 東洋インキＳｃホールディングス株式会社 カーボンブラック分散液、及びそれを用いた二次電池電極用組成物、電極膜、二次電池。
KR20220149449A (ko) * 2021-04-30 2022-11-08 주식회사 엘지에너지솔루션 음극 및 상기 음극을 포함하는 이차 전지
JP2023000622A (ja) * 2021-06-18 2023-01-04 北越コーポレーション株式会社 カーボンナノチューブ水分散液およびその製造方法
WO2023286793A1 (ja) * 2021-07-13 2023-01-19 関西ペイント株式会社 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
WO2023058312A1 (ja) 2021-10-04 2023-04-13 大日精化工業株式会社 カーボン材料分散液及びその使用
KR20230065391A (ko) * 2021-11-01 2023-05-11 주식회사 엘지에너지솔루션 단일벽 탄소나노튜브가 적용된 음극 및 이를 포함하는 이차전지
WO2023128801A1 (ru) 2021-12-29 2023-07-06 МСД Текнолоджис С.а р.л. Водная дисперсия углеродных нанотрубок, паста, катод и анод
WO2024070397A1 (ja) 2022-09-30 2024-04-04 第一工業製薬株式会社 カーボンナノチューブ分散液、及びそれを用いた電極用塗料、電極、非水電解質二次電池
CN118055904A (zh) * 2021-10-04 2024-05-17 大日精化工业株式会社 碳材料分散液的制造方法
JP2024521139A (ja) * 2021-10-22 2024-05-28 エルジー エナジー ソリューション リミテッド 負極プレ分散液、これを含む負極組成物、負極組成物を含むリチウム二次電池用負極、負極を含むリチウム二次電池、および負極組成物の製造方法
WO2024225004A1 (ja) * 2023-04-26 2024-10-31 パナソニックＩｐマネジメント株式会社 導電性分散体およびその製造方法
US12146045B2 (en) 2021-04-06 2024-11-19 Dainichiseika Color & Chemicals Mfg. Co., Ltd. Carbon material dispersion
WO2025237655A1 (en) 2024-05-15 2025-11-20 MCD Technologies S.à r.l. An additive to an electrode paste and a method to prepare the additive
EP4372838A4 (en) * 2021-07-14 2026-02-25 Artience Co Ltd METHOD FOR PRODUCING RESIN COMPOUND FOR SECONDARY BATTERY ELECTRODES, METHOD FOR PRODUCING MIXTURE SPOON FOR SECONDARY BATTERY ELECTRODES, METHOD FOR PRODUCING ELECTRODE FILM, AND METHOD FOR PRODUCING SECONDARY BATTERIES
EP4372839A4 (en) * 2021-07-14 2026-02-25 Artience Co Ltd Resin composition for secondary battery electrodes, process for producing a mixture suspension for secondary battery electrodes, process for producing an electrode film, and process for producing a secondary battery

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Publication number Priority date Publication date Assignee Title
JP7669897B2 (ja) * 2020-10-09 2025-04-30 ａｒｔｉｅｎｃｅ株式会社 カーボンナノチューブ分散液およびその利用
JP7721412B2 (ja) * 2021-11-24 2025-08-12 トヨタバッテリー株式会社 二次電池用電極、及び二次電池用電極の製造方法
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