JP7862319B2 - 電極の作製方法 - Google Patents

電極の作製方法

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Publication number
JP7862319B2
JP7862319B2 JP2022563252A JP2022563252A JP7862319B2 JP 7862319 B2 JP7862319 B2 JP 7862319B2 JP 2022563252 A JP2022563252 A JP 2022563252A JP 2022563252 A JP2022563252 A JP 2022563252A JP 7862319 B2 JP7862319 B2 JP 7862319B2
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Prior art keywords
secondary battery
active material
graphene
positive electrode
furthermore
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JP2022563252A
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English (en)
Japanese (ja)
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JPWO2022106950A5 (cg-RX-API-DMAC10.html
JPWO2022106950A1 (cg-RX-API-DMAC10.html
Inventor
舜平 山崎
和貴 栗城
泰介 中尾
輝明 落合
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Semiconductor Energy Laboratory Co Ltd
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Semiconductor Energy Laboratory Co Ltd
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Publication of JPWO2022106950A1 publication Critical patent/JPWO2022106950A1/ja
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Priority to JP2026077944A priority Critical patent/JP2026121397A/ja
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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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/5835—Comprising fluorine or fluoride salts
    • 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
    • C01B32/182—Graphene
    • 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
    • C01B32/182—Graphene
    • C01B32/194—After-treatment
    • 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
    • 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
    • H01M4/13—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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • 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
    • H01M4/624—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
    • C01B2204/00—Structure or properties of graphene
    • C01B2204/20—Graphene characterized by its properties
    • C01B2204/22—Electronic properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/01—Crystal-structural characteristics depicted by a TEM-image
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • 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
    • C01—INORGANIC CHEMISTRY
    • 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
    • C01P2002/85—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by XPS, EDX or EDAX data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • 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
    • C01P2006/40—Electric properties
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2022563252A 2020-11-17 2021-11-05 電極の作製方法 Active JP7862319B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2026077944A JP2026121397A (ja) 2020-11-17 2026-05-07 グラフェン

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020191190 2020-11-17
JP2020191190 2020-11-17
PCT/IB2021/060243 WO2022106950A1 (ja) 2020-11-17 2021-11-05 グラフェン、電極、二次電池、車両および電子機器

Related Child Applications (1)

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JP2026077944A Division JP2026121397A (ja) 2020-11-17 2026-05-07 グラフェン

Publications (3)

Publication Number Publication Date
JPWO2022106950A1 JPWO2022106950A1 (cg-RX-API-DMAC10.html) 2022-05-27
JPWO2022106950A5 JPWO2022106950A5 (cg-RX-API-DMAC10.html) 2024-11-11
JP7862319B2 true JP7862319B2 (ja) 2026-05-19

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JP2026077944A Pending JP2026121397A (ja) 2020-11-17 2026-05-07 グラフェン

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US (1) US20230420674A1 (cg-RX-API-DMAC10.html)
JP (2) JP7862319B2 (cg-RX-API-DMAC10.html)
KR (1) KR20230107849A (cg-RX-API-DMAC10.html)
CN (1) CN116529902A (cg-RX-API-DMAC10.html)
WO (1) WO2022106950A1 (cg-RX-API-DMAC10.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10220371B2 (en) * 2015-10-08 2019-03-05 Hydro-Thermal Corporation Molecular sieve depressurization system utilizing a low pressure inductor type vapor condenser
MX2023011037A (es) * 2021-03-19 2023-09-27 Changchun Jetty Automotive Tech Co Ltd Circuito guia de control de carga y toma de carga.
US20230066278A1 (en) * 2021-08-31 2023-03-02 Mint Controls Inc. Structured batteries and usage thereof
GB2643551A (en) * 2024-08-21 2026-02-25 Dyson Technology Ltd Electrode precursor composition

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013030472A (ja) 2011-06-24 2013-02-07 Semiconductor Energy Lab Co Ltd グラフェン、蓄電装置および電気機器
JP2015146328A (ja) 2011-06-24 2015-08-13 株式会社半導体エネルギー研究所 二次電池
JP2015525186A (ja) 2012-05-24 2015-09-03 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 制御された変性を有する、グラフェンナノリボン
JP2017081821A (ja) 2011-10-07 2017-05-18 株式会社半導体エネルギー研究所 多層グラフェン
WO2019147093A1 (ko) 2018-01-26 2019-08-01 주식회사 엘지화학 도전재, 이를 포함하는 전극 형성용 슬러리, 전극 및 이를 이용하여 제조되는 리튬 이차 전지

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8652687B2 (en) * 2009-12-24 2014-02-18 Nanotek Instruments, Inc. Conductive graphene polymer binder for electrochemical cell electrodes
KR20130007429A (ko) * 2011-06-24 2013-01-18 가부시키가이샤 한도오따이 에네루기 켄큐쇼 그래핀, 축전 장치 및 전기 기기
CN107611347A (zh) * 2013-08-21 2018-01-19 信越化学工业株式会社 负极活性物质及其材料及其制造方法、负极电极、锂离子二次电池及其制造方法
US20150086860A1 (en) 2013-09-26 2015-03-26 Semiconductor Energy Laboratory Co., Ltd. Power storage device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013030472A (ja) 2011-06-24 2013-02-07 Semiconductor Energy Lab Co Ltd グラフェン、蓄電装置および電気機器
JP2015146328A (ja) 2011-06-24 2015-08-13 株式会社半導体エネルギー研究所 二次電池
JP2017081821A (ja) 2011-10-07 2017-05-18 株式会社半導体エネルギー研究所 多層グラフェン
JP2015525186A (ja) 2012-05-24 2015-09-03 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 制御された変性を有する、グラフェンナノリボン
WO2019147093A1 (ko) 2018-01-26 2019-08-01 주식회사 엘지화학 도전재, 이를 포함하는 전극 형성용 슬러리, 전극 및 이를 이용하여 제조되는 리튬 이차 전지

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Publication number Publication date
CN116529902A (zh) 2023-08-01
JP2026121397A (ja) 2026-07-24
KR20230107849A (ko) 2023-07-18
JPWO2022106950A1 (cg-RX-API-DMAC10.html) 2022-05-27
WO2022106950A1 (ja) 2022-05-27
US20230420674A1 (en) 2023-12-28

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