JP7737021B2 - 正極活物質及び非水電解質二次電池用正極 - Google Patents

正極活物質及び非水電解質二次電池用正極

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Publication number
JP7737021B2
JP7737021B2 JP2022544620A JP2022544620A JP7737021B2 JP 7737021 B2 JP7737021 B2 JP 7737021B2 JP 2022544620 A JP2022544620 A JP 2022544620A JP 2022544620 A JP2022544620 A JP 2022544620A JP 7737021 B2 JP7737021 B2 JP 7737021B2
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Japan
Prior art keywords
particles
less
positive electrode
moles
electrode active
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JP2022544620A
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English (en)
Japanese (ja)
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JPWO2022045125A1 (https=
Inventor
健人 以西
謙一 小林
潔人 池端
公一 住若
勇人 石橋
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.)
Nichia Corp
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Nichia Corp
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Priority to JP2025138871A priority Critical patent/JP2025166244A/ja
Application granted granted 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
    • H01M4/13—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
    • 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
    • H01M4/36—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
    • 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
    • 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
    • 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
    • H01M4/50—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
    • 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
    • H01M4/52—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
    • 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
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • 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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2022544620A 2020-08-25 2021-08-24 正極活物質及び非水電解質二次電池用正極 Active JP7737021B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025138871A JP2025166244A (ja) 2020-08-25 2025-08-22 正極活物質及び非水電解質二次電池用正極

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020141364 2020-08-25
JP2020141364 2020-08-25
PCT/JP2021/030973 WO2022045125A1 (ja) 2020-08-25 2021-08-24 正極活物質及び非水電解質二次電池用正極

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Publications (2)

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JPWO2022045125A1 JPWO2022045125A1 (https=) 2022-03-03
JP7737021B2 true JP7737021B2 (ja) 2025-09-10

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JP2025138871A Pending JP2025166244A (ja) 2020-08-25 2025-08-22 正極活物質及び非水電解質二次電池用正極

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Country Link
US (1) US12548764B2 (https=)
JP (2) JP7737021B2 (https=)
WO (1) WO2022045125A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115995555B (zh) * 2023-01-05 2023-06-20 中创新航科技股份有限公司 正极活性材料、正极极片及电化学储能装置
KR20250080528A (ko) * 2023-11-28 2025-06-05 삼성에스디아이 주식회사 리튬 이차 전지용 양극 및 이를 포함하는 리튬 이차 전지

Citations (6)

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JP2008117611A (ja) 2006-11-02 2008-05-22 Gs Yuasa Corporation:Kk 非水電解質二次電池およびその製造方法
JP2010086693A (ja) 2008-09-30 2010-04-15 Hitachi Vehicle Energy Ltd リチウム二次電池用正極材料及びそれを用いたリチウム二次電池
JP2011146132A (ja) 2010-01-12 2011-07-28 Hitachi Ltd リチウムイオン二次電池用正極材料およびそれを用いたリチウムイオン二次電池
WO2013038918A1 (ja) 2011-09-12 2013-03-21 三洋電機株式会社 非水電解質二次電池の正極活物質及び非水電解質二次電池
JP2014063669A (ja) 2012-09-21 2014-04-10 Nichia Chem Ind Ltd 非水電解液二次電池用正極活物質の製造方法
JP2019029205A (ja) 2017-07-31 2019-02-21 パナソニック株式会社 非水電解質二次電池用正極、及び非水電解質二次電池

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JPH11162466A (ja) * 1997-12-01 1999-06-18 Sanyo Electric Co Ltd リチウム二次電池用正極活物質の製造方法
JP2002075367A (ja) 2000-09-04 2002-03-15 Mitsui Chemicals Inc リチウム電池用正極活物質、その製法およびそれを用いた二次電池
JP2006012433A (ja) 2004-06-22 2006-01-12 Nichia Chem Ind Ltd 非水電解質二次電池用正極活物質および非水電解質二次電池
JP5389620B2 (ja) 2009-11-27 2014-01-15 株式会社日立製作所 リチウムイオン二次電池用正極材料およびそれを用いたリチウムイオン二次電池
JP5382025B2 (ja) 2011-02-16 2014-01-08 日亜化学工業株式会社 非水電解質二次電池、非水電解質二次電池用正極活物質および非水電解質二次電池用正極合剤
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KR101718057B1 (ko) 2012-08-02 2017-03-20 삼성에스디아이 주식회사 양극 활물질 및 이를 채용한 양극과 리튬전지
JP6054517B2 (ja) 2013-03-27 2016-12-27 三洋電機株式会社 非水電解質二次電池
JP6411959B2 (ja) 2015-06-29 2018-10-24 トヨタ自動車株式会社 正極合材および全固体リチウム電池
WO2017057078A1 (ja) 2015-10-02 2017-04-06 日立金属株式会社 正極材料及びその製造方法並びにリチウムイオン二次電池
KR102012427B1 (ko) 2015-11-30 2019-08-21 주식회사 엘지화학 이차전지용 양극활물질, 이를 포함하는 이차전지용 양극 및 이차전지
JP6528666B2 (ja) 2015-12-09 2019-06-12 株式会社村田製作所 正極活物質、正極、電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
JP6674631B2 (ja) 2016-06-23 2020-04-01 トヨタ自動車株式会社 リチウムイオン二次電池
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KR102025190B1 (ko) 2016-12-22 2019-09-25 주식회사 포스코 양극 활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차 전지
CN110603668A (zh) 2017-05-31 2019-12-20 松下知识产权经营株式会社 二次电池用正极和二次电池
EP3696894B1 (en) 2017-11-21 2023-09-13 LG Energy Solution, Ltd. Cathode material for lithium secondary battery, and cathode and lithium secondary battery which comprise same
JP7049551B2 (ja) 2017-11-21 2022-04-07 エルジー エナジー ソリューション リミテッド 二次電池用正極材及びこれを含むリチウム二次電池
EP3817104B1 (en) 2018-06-29 2024-08-21 Panasonic Intellectual Property Management Co., Ltd. Positive electrode active substance for non-aqueous electrolyte secondary cell, and non-aqueous electrolyte secondary cell
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* Cited by examiner, † Cited by third party
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JP2008117611A (ja) 2006-11-02 2008-05-22 Gs Yuasa Corporation:Kk 非水電解質二次電池およびその製造方法
JP2010086693A (ja) 2008-09-30 2010-04-15 Hitachi Vehicle Energy Ltd リチウム二次電池用正極材料及びそれを用いたリチウム二次電池
JP2011146132A (ja) 2010-01-12 2011-07-28 Hitachi Ltd リチウムイオン二次電池用正極材料およびそれを用いたリチウムイオン二次電池
WO2013038918A1 (ja) 2011-09-12 2013-03-21 三洋電機株式会社 非水電解質二次電池の正極活物質及び非水電解質二次電池
JP2014063669A (ja) 2012-09-21 2014-04-10 Nichia Chem Ind Ltd 非水電解液二次電池用正極活物質の製造方法
JP2019029205A (ja) 2017-07-31 2019-02-21 パナソニック株式会社 非水電解質二次電池用正極、及び非水電解質二次電池

Also Published As

Publication number Publication date
JPWO2022045125A1 (https=) 2022-03-03
JP2025166244A (ja) 2025-11-05
US12548764B2 (en) 2026-02-10
WO2022045125A1 (ja) 2022-03-03
US20230327079A1 (en) 2023-10-12

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