JP7813998B2 - 二次電池用負極活物質およびその製造方法、ならびに二次電池 - Google Patents

二次電池用負極活物質およびその製造方法、ならびに二次電池

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Publication number
JP7813998B2
JP7813998B2 JP2021574530A JP2021574530A JP7813998B2 JP 7813998 B2 JP7813998 B2 JP 7813998B2 JP 2021574530 A JP2021574530 A JP 2021574530A JP 2021574530 A JP2021574530 A JP 2021574530A JP 7813998 B2 JP7813998 B2 JP 7813998B2
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Japan
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particles
negative electrode
lsx
lithium silicate
silicon
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JP2021574530A
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JPWO2021153077A1 (https=
Inventor
敬太 岡崎
直貴 関
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/32—Alkali metal silicates
    • 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
    • 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
    • H01M4/134—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
    • H01M4/13—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
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements 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
    • H01M4/48—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
    • H01M4/58—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
    • 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
    • H01M2004/027—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2021574530A 2020-01-31 2020-12-17 二次電池用負極活物質およびその製造方法、ならびに二次電池 Active JP7813998B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020015895 2020-01-31
JP2020015895 2020-01-31
PCT/JP2020/047196 WO2021153077A1 (ja) 2020-01-31 2020-12-17 二次電池用負極活物質およびその製造方法、ならびに二次電池

Publications (2)

Publication Number Publication Date
JPWO2021153077A1 JPWO2021153077A1 (https=) 2021-08-05
JP7813998B2 true JP7813998B2 (ja) 2026-02-16

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JP2021574530A Active JP7813998B2 (ja) 2020-01-31 2020-12-17 二次電池用負極活物質およびその製造方法、ならびに二次電池

Country Status (5)

Country Link
US (1) US20230083229A1 (https=)
EP (1) EP4098614A4 (https=)
JP (1) JP7813998B2 (https=)
CN (1) CN115004409B (https=)
WO (1) WO2021153077A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7412372B2 (ja) * 2021-02-15 2024-01-12 信越化学工業株式会社 非水電解質二次電池用負極活物質及びその製造方法並びに非水電解質二次電池
EP4151116B1 (fr) 2021-09-17 2025-06-25 D'Heure en Heure Sarl Système de fixation pour brin interchangeable
WO2023042864A1 (ja) * 2021-09-17 2023-03-23 パナソニックＩｐマネジメント株式会社 二次電池用負極活物質および二次電池
CN118891750A (zh) * 2022-03-09 2024-11-01 松下新能源株式会社 二次电池用负极活性物质及二次电池

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012160738A1 (ja) 2011-05-26 2012-11-29 株式会社豊田自動織機 非水電解質二次電池用正極活物質、非水電解質二次電池、車両、および非水電解質二次電池用正極活物質の製造方法
JP2013251097A (ja) 2012-05-31 2013-12-12 Toyota Industries Corp 非水電解質二次電池
JP2015032498A (ja) 2013-08-05 2015-02-16 株式会社豊田自動織機 全固体二次電池
WO2016035290A1 (ja) 2014-09-03 2016-03-10 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2016121321A1 (ja) 2015-01-28 2016-08-04 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2016121325A1 (ja) 2015-01-28 2016-08-04 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
JP2016219408A (ja) 2015-05-21 2016-12-22 日立化成株式会社 二次電池用負極活物質、二次電池用負極活物質の製造方法、リチウムイオン二次電池用負極、及びリチウムイオン二次電池
JP2019012646A (ja) 2017-06-30 2019-01-24 日立化成株式会社 リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、及びリチウムイオン二次電池
WO2019065766A1 (ja) 2017-09-29 2019-04-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2019130787A1 (ja) 2017-12-28 2019-07-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用負極活物質
WO2019189747A1 (ja) 2018-03-30 2019-10-03 株式会社大阪チタニウムテクノロジーズ 酸化珪素粉末の製造方法及び負極材

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5870129B2 (ja) 2014-02-12 2016-02-24 株式会社大阪チタニウムテクノロジーズ リチウムイオン二次電池の負極用粉末、およびその製造方法
EP3343678B1 (en) * 2015-08-28 2020-05-13 OSAKA Titanium technologies Co., Ltd. Li containing silicon oxide power and method for producing same
CN115181502B (zh) * 2016-12-21 2023-09-22 康宁股份有限公司 烧结系统和烧结制品

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012160738A1 (ja) 2011-05-26 2012-11-29 株式会社豊田自動織機 非水電解質二次電池用正極活物質、非水電解質二次電池、車両、および非水電解質二次電池用正極活物質の製造方法
JP2013251097A (ja) 2012-05-31 2013-12-12 Toyota Industries Corp 非水電解質二次電池
JP2015032498A (ja) 2013-08-05 2015-02-16 株式会社豊田自動織機 全固体二次電池
WO2016035290A1 (ja) 2014-09-03 2016-03-10 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2016121321A1 (ja) 2015-01-28 2016-08-04 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2016121325A1 (ja) 2015-01-28 2016-08-04 三洋電機株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
JP2016219408A (ja) 2015-05-21 2016-12-22 日立化成株式会社 二次電池用負極活物質、二次電池用負極活物質の製造方法、リチウムイオン二次電池用負極、及びリチウムイオン二次電池
JP2019012646A (ja) 2017-06-30 2019-01-24 日立化成株式会社 リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極、及びリチウムイオン二次電池
WO2019065766A1 (ja) 2017-09-29 2019-04-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池
WO2019130787A1 (ja) 2017-12-28 2019-07-04 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用負極活物質
WO2019189747A1 (ja) 2018-03-30 2019-10-03 株式会社大阪チタニウムテクノロジーズ 酸化珪素粉末の製造方法及び負極材

Also Published As

Publication number Publication date
EP4098614A4 (en) 2023-11-01
JPWO2021153077A1 (https=) 2021-08-05
CN115004409B (zh) 2025-02-25
CN115004409A (zh) 2022-09-02
WO2021153077A1 (ja) 2021-08-05
US20230083229A1 (en) 2023-03-16
EP4098614A1 (en) 2022-12-07

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