WO2008123444A1 - 正極形成材、その材料と製造方法、及びリチウムイオン二次電池 - Google Patents

正極形成材、その材料と製造方法、及びリチウムイオン二次電池 Download PDF

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Publication number
WO2008123444A1
WO2008123444A1 PCT/JP2008/056169 JP2008056169W WO2008123444A1 WO 2008123444 A1 WO2008123444 A1 WO 2008123444A1 JP 2008056169 W JP2008056169 W JP 2008056169W WO 2008123444 A1 WO2008123444 A1 WO 2008123444A1
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Prior art keywords
positive electrode
same
forming member
active material
electrode active
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Ceased
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PCT/JP2008/056169
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English (en)
French (fr)
Inventor
Tsutomu Atsuki
Hiroyuki Imai
Osamu Sakaya
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Mitsubishi Materials Corp
Mitsubishi Materials Electronic Chemicals Co Ltd
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Mitsubishi Materials Corp
Jemco Inc
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Priority to EP08739287.4A priority Critical patent/EP2131422B1/en
Priority to KR1020097019094A priority patent/KR101520508B1/ko
Priority to US12/593,871 priority patent/US8574759B2/en
Priority to CN200880010027.1A priority patent/CN101682025B/zh
Publication of WO2008123444A1 publication Critical patent/WO2008123444A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
    • H01G11/30—Electrodes characterised by their material
    • H01G11/32—Carbon-based
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    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • 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
    • H01M4/04—Processes of manufacture in general
    • 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
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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    • H01M4/621—Binders
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    • 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
    • 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
    • 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
    • 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
    • Y02E60/13—Energy storage using capacitors
    • 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
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  • Chemical & Material Sciences (AREA)
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  • Electrochemistry (AREA)
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  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
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  • Manufacturing & Machinery (AREA)
  • Nanotechnology (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
  • Cell Electrode Carriers And Collectors (AREA)

Abstract

電池の正極を形成するための正極形成材であって、正極活物質の粒子と、これら正極活物質の粒子表面に網目状に付着している微細炭素繊維とを含むことを特徴とする。好ましくは、正極活物質が平均粒径０．０３μm～４０μmの微粒子であり、微細炭素繊維が平均繊維径１nm～１００nmおよびアスペクト比５以上のカーボンナノファイバーであり、これらカーボンナノファイバーの表面は酸化処理されている。結着材を含み、正極活物質１００質量部に対して、微細炭素繊維の含有量は０.５～１５質量部、結着剤の含有量は０.５～１０質量部である。
PCT/JP2008/056169 2007-03-29 2008-03-28 正極形成材、その材料と製造方法、及びリチウムイオン二次電池 Ceased WO2008123444A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08739287.4A EP2131422B1 (en) 2007-03-29 2008-03-28 Positive electrode-forming material, component thereof, method for producing the same, and rechargeable lithium-ion battery
KR1020097019094A KR101520508B1 (ko) 2007-03-29 2008-03-28 정극 형성재, 그 재료와 제조 방법, 및 리튬 이온 2 차 전지
US12/593,871 US8574759B2 (en) 2007-03-29 2008-03-28 Positive electrode forming material, component thereof, method for producing the same and rechargeable lithium-ion battery
CN200880010027.1A CN101682025B (zh) 2007-03-29 2008-03-28 正极形成材料、其材料和制造方法及锂离子二次电池

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-086436 2007-03-29
JP2007086436 2007-03-29

Publications (1)

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WO2008123444A1 true WO2008123444A1 (ja) 2008-10-16

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PCT/JP2008/056169 Ceased WO2008123444A1 (ja) 2007-03-29 2008-03-28 正極形成材、その材料と製造方法、及びリチウムイオン二次電池

Country Status (6)

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US (1) US8574759B2 (ja)
EP (1) EP2131422B1 (ja)
JP (1) JP5335264B2 (ja)
KR (1) KR101520508B1 (ja)
CN (1) CN101682025B (ja)
WO (1) WO2008123444A1 (ja)

Cited By (3)

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KR101103606B1 (ko) * 2010-12-22 2012-01-09 한화케미칼 주식회사 전극 활물질인 전이금속화합물과 섬유형 탄소물질의 복합체 및 이의 제조방법
EP2509143A4 (en) * 2009-12-04 2015-09-02 Route Jj Co Ltd ACTIVE ANODE MATERIAL PRECURSOR AND ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY COMPRISING HOLLOW NANOFIBROUS CARBON AND PRODUCTION METHOD THEREOF
US9853320B2 (en) * 2010-05-06 2017-12-26 Samsung Sdi Co., Ltd. Positive active material for rechargeable lithium battery and rechargeable lithium battery including same

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WO2010026627A1 (ja) * 2008-09-03 2010-03-11 住友大阪セメント株式会社 電極材料の製造方法と電極材料および電極並びに電池
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JP5605364B2 (ja) 2009-08-07 2014-10-15 宇部興産株式会社 導電性樹脂組成物
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