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WO2009011181A1 - 二次電池用正極及び非水電解液二次電池 - Google Patents

二次電池用正極及び非水電解液二次電池 Download PDF

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Publication number
WO2009011181A1
WO2009011181A1 PCT/JP2008/060343 JP2008060343W WO2009011181A1 WO 2009011181 A1 WO2009011181 A1 WO 2009011181A1 JP 2008060343 W JP2008060343 W JP 2008060343W WO 2009011181 A1 WO2009011181 A1 WO 2009011181A1
Authority
WO
WIPO (PCT)
Prior art keywords
secondary battery
positive electrode
nonaqueous electrolyte
collector
electrolyte secondary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2008/060343
Other languages
English (en)
French (fr)
Inventor
Tamaki Miura
Takamitsu Saito
Kyouichi Watanabe
Michihisa Miyahara
Kazuhiro Meguro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Nissan Motor Co Ltd
Original Assignee
Kureha Corp
Nissan Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2008073936A external-priority patent/JP5523678B2/ja
Application filed by Kureha Corp, Nissan Motor Co Ltd filed Critical Kureha Corp
Publication of WO2009011181A1 publication Critical patent/WO2009011181A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/70—Carriers or collectors characterised by shape or form
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

　本発明によれば、集電体と、活物質、導電剤及び結着剤を含む電極層と、を備え、集電体の表面粗さＲzjisが５μｍ以下であり、電極層と集電体との間の剥離強度が０．１Ｎ／ｍｍ以上である、二次電池用正極及びこれを用いた非水電解二次電池提供される。
PCT/JP2008/060343 2007-07-18 2008-06-05 二次電池用正極及び非水電解液二次電池 Ceased WO2009011181A1 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007-186901 2007-07-18
JP2007186901 2007-07-18
JP2008-073936 2008-03-21
JP2008073936A JP5523678B2 (ja) 2007-07-18 2008-03-21 非水電解液二次電池

Publications (1)

Publication Number Publication Date
WO2009011181A1 true WO2009011181A1 (ja) 2009-01-22

Family

ID=40259523

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/060343 Ceased WO2009011181A1 (ja) 2007-07-18 2008-06-05 二次電池用正極及び非水電解液二次電池

Country Status (1)

Country Link
WO (1) WO2009011181A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3534438A4 (en) * 2016-10-31 2020-06-17 Sumitomo Chemical Company Limited POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY
JPWO2021193388A1 (ja) * 2020-03-25 2021-09-30

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0922699A (ja) * 1995-07-06 1997-01-21 Toshiba Battery Co Ltd ポリマー電解質二次電池
JPH1116575A (ja) * 1997-06-23 1999-01-22 Mitsubishi Chem Corp 二次電池用電極材およびそれを用いた二次電池
JP2002157996A (ja) * 2000-11-20 2002-05-31 Sony Corp 負極およびそれを用いた電池
JP2005011594A (ja) * 2003-06-17 2005-01-13 Sony Corp 電極合剤、電極および電池
JP2007273182A (ja) * 2006-03-30 2007-10-18 Sony Corp 集電体、負極及び電池

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0922699A (ja) * 1995-07-06 1997-01-21 Toshiba Battery Co Ltd ポリマー電解質二次電池
JPH1116575A (ja) * 1997-06-23 1999-01-22 Mitsubishi Chem Corp 二次電池用電極材およびそれを用いた二次電池
JP2002157996A (ja) * 2000-11-20 2002-05-31 Sony Corp 負極およびそれを用いた電池
JP2005011594A (ja) * 2003-06-17 2005-01-13 Sony Corp 電極合剤、電極および電池
JP2007273182A (ja) * 2006-03-30 2007-10-18 Sony Corp 集電体、負極及び電池

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3534438A4 (en) * 2016-10-31 2020-06-17 Sumitomo Chemical Company Limited POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY
JPWO2021193388A1 (ja) * 2020-03-25 2021-09-30
JP7510496B2 (ja) 2020-03-25 2024-07-03 三井化学株式会社 リチウム二次電池
EP4131469A4 (en) * 2020-03-25 2025-01-01 Mitsui Chemicals, Inc. LITHIUM SECONDARY BATTERY

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