JP7756337B2 - 電池用電極および電池 - Google Patents

電池用電極および電池

Info

Publication number
JP7756337B2
JP7756337B2 JP2022508084A JP2022508084A JP7756337B2 JP 7756337 B2 JP7756337 B2 JP 7756337B2 JP 2022508084 A JP2022508084 A JP 2022508084A JP 2022508084 A JP2022508084 A JP 2022508084A JP 7756337 B2 JP7756337 B2 JP 7756337B2
Authority
JP
Japan
Prior art keywords
positive electrode
region
porosity
binder
core material
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.)
Active
Application number
JP2022508084A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021186864A5 (https=
JPWO2021186864A1 (https=
Inventor
陽亮 高山
孝雄 黒宮
聡 前田
力也 沖本
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of JPWO2021186864A1 publication Critical patent/JPWO2021186864A1/ja
Publication of JPWO2021186864A5 publication Critical patent/JPWO2021186864A5/ja
Application granted granted Critical
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Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/364—Composites as mixtures
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • 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
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • 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)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2022508084A 2020-03-19 2021-01-14 電池用電極および電池 Active JP7756337B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020049201 2020-03-19
JP2020049201 2020-03-19
PCT/JP2021/000959 WO2021186864A1 (ja) 2020-03-19 2021-01-14 電池用電極および電池

Publications (3)

Publication Number Publication Date
JPWO2021186864A1 JPWO2021186864A1 (https=) 2021-09-23
JPWO2021186864A5 JPWO2021186864A5 (https=) 2022-11-18
JP7756337B2 true JP7756337B2 (ja) 2025-10-20

Family

ID=77770819

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022508084A Active JP7756337B2 (ja) 2020-03-19 2021-01-14 電池用電極および電池

Country Status (5)

Country Link
US (1) US20230128084A1 (https=)
EP (1) EP4123744A4 (https=)
JP (1) JP7756337B2 (https=)
CN (1) CN115280540B (https=)
WO (1) WO2021186864A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4120383A4 (en) * 2020-03-11 2024-07-31 Panasonic Intellectual Property Management Co., Ltd. ELECTRODE FOR SECONDARY BATTERY AND PRODUCTION METHOD THEREFOR
KR102774356B1 (ko) 2021-02-22 2025-03-04 삼성에스디아이 주식회사 전극, 이를 포함하는 리튬전지 및 이의 제조방법
KR102830227B1 (ko) * 2021-03-08 2025-07-07 삼성에스디아이 주식회사 전극, 이를 포함하는 리튬전지 및 이의 제조방법
US20250108580A1 (en) * 2022-01-25 2025-04-03 Panasonic Intellectual Property Management Co., Ltd. Green compact forming device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012033372A (ja) 2010-07-30 2012-02-16 Panasonic Corp 非水系二次電池用正極板およびこれを用いた非水系二次電池
JP2014060063A (ja) 2012-09-18 2014-04-03 Toyota Industries Corp 蓄電装置、及び電極の製造方法
JP2016201338A (ja) 2015-04-14 2016-12-01 トヨタ自動車株式会社 非水電解液二次電池およびその製造方法
JP2018507528A (ja) 2015-04-29 2018-03-15 エルジー・ケム・リミテッド 電気化学素子用電極及びこの製造方法
WO2018179894A1 (ja) 2017-03-31 2018-10-04 株式会社村田製作所 リチウムイオン二次電池

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000077059A (ja) * 1998-08-31 2000-03-14 Fujitsu Ltd 電池及びその製造方法
JP4179758B2 (ja) * 2001-02-09 2008-11-12 三洋電機株式会社 電極の製造方法及びその方法に用いられる装置
JP4546053B2 (ja) 2003-08-06 2010-09-15 パナソニック株式会社 非水電解質二次電池用正極板および非水電解質二次電池
JP2012129040A (ja) * 2010-12-15 2012-07-05 Panasonic Corp 非水系二次電池用負極板およびこれを用いた非水系二次電池
JP2013077560A (ja) 2011-09-14 2013-04-25 Nippon Zeon Co Ltd 電気化学素子用電極の製造方法
CN102723211B (zh) * 2012-05-08 2015-12-16 海博瑞恩电子科技无锡有限公司 一种高性能超级电容器及其制造工艺
JP6264055B2 (ja) 2014-01-22 2018-01-24 トヨタ自動車株式会社 リチウム二次電池用電極の製造方法および造粒物
JP2016058247A (ja) * 2014-09-10 2016-04-21 凸版印刷株式会社 リチウムイオン二次電池用電極及びリチウムイオン二次電池
JP6154369B2 (ja) * 2014-12-19 2017-06-28 トヨタ自動車株式会社 リチウムイオン二次電池用電極の製造装置
US12347861B2 (en) * 2016-05-12 2025-07-01 Navitas Systems, Llc Compositions and methods for electrode fabrication
CN106654177B (zh) * 2016-11-29 2019-12-27 宁波中车新能源科技有限公司 一种干法制备电池电容复合电极的方法
PL3654423T3 (pl) * 2017-08-18 2022-06-13 Lg Chem, Ltd. Elektroda ujemna dla akumulatora litowego i zawierający ją akumulator litowy

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012033372A (ja) 2010-07-30 2012-02-16 Panasonic Corp 非水系二次電池用正極板およびこれを用いた非水系二次電池
JP2014060063A (ja) 2012-09-18 2014-04-03 Toyota Industries Corp 蓄電装置、及び電極の製造方法
JP2016201338A (ja) 2015-04-14 2016-12-01 トヨタ自動車株式会社 非水電解液二次電池およびその製造方法
JP2018507528A (ja) 2015-04-29 2018-03-15 エルジー・ケム・リミテッド 電気化学素子用電極及びこの製造方法
WO2018179894A1 (ja) 2017-03-31 2018-10-04 株式会社村田製作所 リチウムイオン二次電池

Also Published As

Publication number Publication date
CN115280540A (zh) 2022-11-01
EP4123744A1 (en) 2023-01-25
JPWO2021186864A1 (https=) 2021-09-23
EP4123744A4 (en) 2024-08-07
US20230128084A1 (en) 2023-04-27
CN115280540B (zh) 2025-04-25
WO2021186864A1 (ja) 2021-09-23

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