JP7474951B2 - 二次電池用の負極活物質、及び二次電池 - Google Patents

二次電池用の負極活物質、及び二次電池 Download PDF

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JP7474951B2
JP7474951B2 JP2021522697A JP2021522697A JP7474951B2 JP 7474951 B2 JP7474951 B2 JP 7474951B2 JP 2021522697 A JP2021522697 A JP 2021522697A JP 2021522697 A JP2021522697 A JP 2021522697A JP 7474951 B2 JP7474951 B2 JP 7474951B2
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layer
negative electrode
active material
electrode active
secondary battery
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JPWO2020241105A5 (https=
JPWO2020241105A1 (https=
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貴仁 中山
朝樹 塩崎
大輔 古澤
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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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
    • H01M4/362—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
    • 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
    • H01M4/139—Processes of manufacture
    • H01M4/1393—Processes of manufacture of 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1395—Processes of manufacture of electrodes based on metals, Si or alloys
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/054—Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
    • 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
    • H01M2004/027—Negative 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2021522697A 2019-05-30 2020-04-16 二次電池用の負極活物質、及び二次電池 Active JP7474951B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019101106 2019-05-30
JP2019101106 2019-05-30
PCT/JP2020/016668 WO2020241105A1 (ja) 2019-05-30 2020-04-16 二次電池用の負極活物質、及び二次電池

Publications (3)

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JPWO2020241105A1 JPWO2020241105A1 (https=) 2020-12-03
JPWO2020241105A5 JPWO2020241105A5 (https=) 2022-02-25
JP7474951B2 true JP7474951B2 (ja) 2024-04-26

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Country Status (5)

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US (1) US20220231282A1 (https=)
EP (1) EP3979365A4 (https=)
JP (1) JP7474951B2 (https=)
CN (1) CN113892200A (https=)
WO (1) WO2020241105A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113381021A (zh) * 2021-03-30 2021-09-10 万向一二三股份公司 一种硅基负极材料及其制备方法、应用
KR102376217B1 (ko) * 2021-07-28 2022-03-18 주식회사 그랩실 다층 구조의 음극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차전지
JP2024534385A (ja) * 2021-09-15 2024-09-20 ナノグラフ コーポレイション 表面改質酸化ケイ素粒子を含む電極材料
EP4439717A4 (en) * 2022-09-05 2025-09-10 Lg Energy Solution Ltd NEGATIVE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING SAME, SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR PRODUCING NEGATIVE ACTIVE MATERIAL THEREOF

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014157817A (ja) 2013-02-15 2014-08-28 Samsung Sdi Co Ltd 負極活物質、それを採用した負極、及びその負極を採用したリチウム電池
WO2016157735A1 (ja) 2015-03-30 2016-10-06 三洋電機株式会社 非水電解質二次電池
WO2018173521A1 (ja) 2017-03-22 2018-09-27 パナソニックＩｐマネジメント株式会社 二次電池用負極およびその製造方法並びに二次電池

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140370380A9 (en) * 2009-05-07 2014-12-18 Yi Cui Core-shell high capacity nanowires for battery electrodes
WO2011084817A1 (en) * 2009-12-21 2011-07-14 A123 Systems, Inc. Anode material
CN102122708A (zh) * 2010-01-08 2011-07-13 中国科学院物理研究所 用于锂离子二次电池的负极材料、含该负极材料的负极及其制备方法以及含该负极的电池
CN102544464B (zh) * 2010-12-28 2014-06-25 清华大学 钛酸锂复合材料及其制备方法以及锂离子电池
KR101849976B1 (ko) * 2011-04-08 2018-05-31 삼성전자주식회사 전극 활물질, 그 제조방법, 이를 포함한 전극 및 이를 채용한 리튬 이차 전지
KR101368474B1 (ko) * 2012-03-23 2014-03-03 강원대학교산학협력단 리튬 이차 전지용 음극 활물질, 이의 제조방법 및 이를 포함하는 리튬 이차 전지
JP2014022041A (ja) 2012-07-12 2014-02-03 Sony Corp 負極活物質および負極活物質の製造方法、ならびにリチウムイオン電池、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
JP2016046204A (ja) * 2014-08-26 2016-04-04 トヨタ自動車株式会社 リチウムイオン二次電池用負極活物質
JP6536302B2 (ja) * 2015-09-07 2019-07-03 トヨタ自動車株式会社 被覆負極活物質
JP6536301B2 (ja) * 2015-09-07 2019-07-03 トヨタ自動車株式会社 被覆負極活物質
DE102016202459A1 (de) * 2016-02-17 2017-08-17 Wacker Chemie Ag Kern-Schale-Kompositpartikel
US10290864B2 (en) * 2016-04-07 2019-05-14 StoreDot Ltd. Coated pre-lithiated anode material particles and cross-linked polymer coatings

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014157817A (ja) 2013-02-15 2014-08-28 Samsung Sdi Co Ltd 負極活物質、それを採用した負極、及びその負極を採用したリチウム電池
WO2016157735A1 (ja) 2015-03-30 2016-10-06 三洋電機株式会社 非水電解質二次電池
WO2018173521A1 (ja) 2017-03-22 2018-09-27 パナソニックＩｐマネジメント株式会社 二次電池用負極およびその製造方法並びに二次電池

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Publication number Publication date
EP3979365A1 (en) 2022-04-06
EP3979365A4 (en) 2022-07-20
CN113892200A (zh) 2022-01-04
JPWO2020241105A1 (https=) 2020-12-03
US20220231282A1 (en) 2022-07-21
WO2020241105A1 (ja) 2020-12-03

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