CN115023828A - 锂离子二次电池用负极材料及其制造方法、锂离子二次电池用负极、以及锂离子二次电池 - Google Patents

锂离子二次电池用负极材料及其制造方法、锂离子二次电池用负极、以及锂离子二次电池 Download PDF

Info

Publication number
CN115023828A
CN115023828A CN202080095080.7A CN202080095080A CN115023828A CN 115023828 A CN115023828 A CN 115023828A CN 202080095080 A CN202080095080 A CN 202080095080A CN 115023828 A CN115023828 A CN 115023828A
Authority
CN
China
Prior art keywords
negative electrode
particles
ion secondary
electrode material
secondary battery
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.)
Pending
Application number
CN202080095080.7A
Other languages
English (en)
Chinese (zh)
Inventor
土屋秀介
德田义彻
须贺启太
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Publication of CN115023828A publication Critical patent/CN115023828A/zh
Pending legal-status Critical Current

Links

Images

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
    • H01M4/36—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
    • H01M4/36—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
    • H01M4/36—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
    • C01B32/205—Preparation
    • 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
    • H01M4/04—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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
    • 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
    • H01M4/133—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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C01P2004/24—Nanoplates, i.e. plate-like particles with a thickness from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/19—Oil-absorption capacity, e.g. DBP values
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202080095080.7A 2020-01-30 2020-01-30 锂离子二次电池用负极材料及其制造方法、锂离子二次电池用负极、以及锂离子二次电池 Pending CN115023828A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/003463 WO2021152778A1 (ja) 2020-01-30 2020-01-30 リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池

Publications (1)

Publication Number Publication Date
CN115023828A true CN115023828A (zh) 2022-09-06

Family

ID=77078114

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080095080.7A Pending CN115023828A (zh) 2020-01-30 2020-01-30 锂离子二次电池用负极材料及其制造方法、锂离子二次电池用负极、以及锂离子二次电池

Country Status (6)

Country Link
US (1) US20230084916A1 (https=)
EP (1) EP4099442A4 (https=)
JP (1) JP7666336B2 (https=)
KR (1) KR20220134559A (https=)
CN (1) CN115023828A (https=)
WO (1) WO2021152778A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115732767A (zh) * 2022-11-29 2023-03-03 深圳市科瑞隆科技有限公司 -25℃至90℃可正常放电的单卷芯卷绕结构宽温电池
CN116281995A (zh) * 2023-03-22 2023-06-23 宁夏碳谷能源科技股份有限公司 负极材料石墨化预处理方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230124951A (ko) * 2020-12-24 2023-08-28 가부시끼가이샤 레조낙 전고체 전지용 음극, 전고체 전지, 및 전고체 전지용음극 활물질
WO2023139662A1 (ja) * 2022-01-18 2023-07-27 株式会社レゾナック 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材の製造方法、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
WO2024028993A1 (ja) * 2022-08-02 2024-02-08 株式会社レゾナック リチウムイオン二次電池用負極材の製造方法及びリチウムイオン二次電池の製造方法
CN119092700B (zh) * 2023-10-31 2025-10-17 贝特瑞新材料集团股份有限公司 负极材料及其制备方法、负极极片、锂离子电池
CN117878272A (zh) * 2023-12-25 2024-04-12 惠州锂威新能源科技有限公司 一种负极活性材料及其制备方法和应用
WO2025206372A1 (ja) * 2024-03-29 2025-10-02 三菱ケミカル株式会社 炭素材、負極及び二次電池
WO2025206368A1 (ja) * 2024-03-29 2025-10-02 三菱ケミカル株式会社 炭素材組成物、負極及び二次電池

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040115117A1 (en) * 2001-01-25 2004-06-17 Kouichi Takei Artifical graphite particle and method for producing the same, nonaqueous electrolyte secondary battery negative electrode and method for producing the same, and lithium secondary battery
JP2005302725A (ja) * 2004-04-12 2005-10-27 Samsung Sdi Co Ltd リチウム二次電池用負極活物質、及びこれを含む負極、及びリチウム二次電池
CN1699479A (zh) * 2004-05-17 2005-11-23 洛阳市冠奇工贸有限责任公司 晶体球化石墨的生产制备工艺
CN101053098A (zh) * 2004-08-30 2007-10-10 三菱化学株式会社 用于非水二次电池的负极材料、用于非水二次电池的负极、和非水二次电池
JP2009026514A (ja) * 2007-07-18 2009-02-05 Panasonic Corp 非水電解質二次電池
JP2013222641A (ja) * 2012-04-18 2013-10-28 Showa Denko Kk リチウムイオン電池用負極材及びその用途
KR20170008056A (ko) * 2015-07-13 2017-01-23 강원대학교산학협력단 리튬 이차전지용 음극 활물질, 그 제조방법 및 리튬 이차전지용 음극 활물질을 포함하는 리튬 이차전지
CN107112536A (zh) * 2015-01-16 2017-08-29 三菱化学株式会社 碳材料及使用了碳材料的非水系二次电池
JP2018055999A (ja) * 2016-09-29 2018-04-05 新日鉄住金化学株式会社 リチウムイオン二次電池の負極活物質用低結晶性炭素材料及びその製造方法並びにそれを用いた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
CN108461705A (zh) * 2013-02-21 2018-08-28 柯耐克斯系统株式会社 锂二次电池用复合活性物质及其制造方法
WO2018198377A1 (ja) * 2017-04-28 2018-11-01 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
KR20180127213A (ko) * 2017-05-19 2018-11-28 주식회사 엘지화학 리튬 이차전지용 음극 활물질, 이를 포함하는 리튬 이차전지용 음극 및 리튬 이차전지
WO2019124425A1 (ja) * 2017-12-22 2019-06-27 東海カーボン株式会社 リチウムイオン二次電池用負極材およびリチウムイオン二次電池用負極材の製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3849769B2 (ja) * 2001-12-03 2006-11-22 日立粉末冶金株式会社 非水系二次電池の負極用黒鉛粒子
CN102362381B (zh) * 2009-03-27 2015-06-03 三菱化学株式会社 非水电解质二次电池用负极材料以及使用该负极材料的非水电解质二次电池
JP6087648B2 (ja) * 2012-05-14 2017-03-01 Ｊｆｅケミカル株式会社 複合黒鉛質材料及びその製造方法、リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極並びにリチウムイオン二次電池
JP2014067680A (ja) * 2012-09-27 2014-04-17 Mitsubishi Chemicals Corp 非水系二次電池用黒鉛粒子及び、それを用いた非水系二次電池用負極並びに非水系二次電池
JP6476814B2 (ja) * 2013-12-18 2019-03-06 三菱ケミカル株式会社 非水系二次電池負極用炭素材、それを用いた非水系二次電池用負極及び非水系二次電池
EP3131143B1 (en) 2014-03-25 2019-03-20 Hitachi Chemical Company, Ltd. Negative electrode material for lithium-ion secondary battery, method for manufacturing negative electrode material for lithium-ion secondary battery, negative electrode material slurry for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, and lithium-ion secondary battery
JP6746918B2 (ja) * 2015-01-16 2020-08-26 三菱ケミカル株式会社 非水系二次電池用炭素材、及び、リチウムイオン二次電池
JP6797734B2 (ja) * 2016-03-31 2020-12-09 三洋化成工業株式会社 リチウムイオン電池用被覆負極活物質
WO2019046813A1 (en) * 2017-09-01 2019-03-07 Farad Power, Inc., METHOD FOR MANUFACTURING HARD CARBON MATERIALS
KR102165885B1 (ko) * 2017-11-28 2020-10-14 주식회사 엘지화학 음극 활물질, 이를 포함하는 음극 및 리튬 이차전지
JP2019164967A (ja) * 2018-03-20 2019-09-26 Tdk株式会社 負極活物質、負極およびリチウムイオン二次電池

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040115117A1 (en) * 2001-01-25 2004-06-17 Kouichi Takei Artifical graphite particle and method for producing the same, nonaqueous electrolyte secondary battery negative electrode and method for producing the same, and lithium secondary battery
JP2005302725A (ja) * 2004-04-12 2005-10-27 Samsung Sdi Co Ltd リチウム二次電池用負極活物質、及びこれを含む負極、及びリチウム二次電池
CN1699479A (zh) * 2004-05-17 2005-11-23 洛阳市冠奇工贸有限责任公司 晶体球化石墨的生产制备工艺
CN101053098A (zh) * 2004-08-30 2007-10-10 三菱化学株式会社 用于非水二次电池的负极材料、用于非水二次电池的负极、和非水二次电池
JP2009026514A (ja) * 2007-07-18 2009-02-05 Panasonic Corp 非水電解質二次電池
JP2013222641A (ja) * 2012-04-18 2013-10-28 Showa Denko Kk リチウムイオン電池用負極材及びその用途
CN108461705A (zh) * 2013-02-21 2018-08-28 柯耐克斯系统株式会社 锂二次电池用复合活性物质及其制造方法
CN107112536A (zh) * 2015-01-16 2017-08-29 三菱化学株式会社 碳材料及使用了碳材料的非水系二次电池
KR20170008056A (ko) * 2015-07-13 2017-01-23 강원대학교산학협력단 리튬 이차전지용 음극 활물질, 그 제조방법 및 리튬 이차전지용 음극 활물질을 포함하는 리튬 이차전지
JP2018055999A (ja) * 2016-09-29 2018-04-05 新日鉄住金化学株式会社 リチウムイオン二次電池の負極活物質用低結晶性炭素材料及びその製造方法並びにそれを用いた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
WO2018198377A1 (ja) * 2017-04-28 2018-11-01 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
KR20180127213A (ko) * 2017-05-19 2018-11-28 주식회사 엘지화학 리튬 이차전지용 음극 활물질, 이를 포함하는 리튬 이차전지용 음극 및 리튬 이차전지
WO2019124425A1 (ja) * 2017-12-22 2019-06-27 東海カーボン株式会社 リチウムイオン二次電池用負極材およびリチウムイオン二次電池用負極材の製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
肖海河等: "沥青炭包覆微晶石墨用作锂离子电池负极材料的研究", 《功能材料》, no. 19, 22 September 2013 (2013-09-22), pages 2759 - 2763 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115732767A (zh) * 2022-11-29 2023-03-03 深圳市科瑞隆科技有限公司 -25℃至90℃可正常放电的单卷芯卷绕结构宽温电池
CN116281995A (zh) * 2023-03-22 2023-06-23 宁夏碳谷能源科技股份有限公司 负极材料石墨化预处理方法
CN116281995B (zh) * 2023-03-22 2024-01-30 宁夏碳谷能源科技股份有限公司 负极材料石墨化预处理方法

Also Published As

Publication number Publication date
JP7666336B2 (ja) 2025-04-22
US20230084916A1 (en) 2023-03-16
KR20220134559A (ko) 2022-10-05
EP4099442A4 (en) 2023-03-22
EP4099442A1 (en) 2022-12-07
JPWO2021152778A1 (https=) 2021-08-05
WO2021152778A1 (ja) 2021-08-05

Similar Documents

Publication Publication Date Title
JP7613482B2 (ja) リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池
JP7661983B2 (ja) リチウムイオン二次電池用負極材、その評価方法及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池
CN107528053B (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极以及锂离子二次电池
CN115023828A (zh) 锂离子二次电池用负极材料及其制造方法、锂离子二次电池用负极、以及锂离子二次电池
WO2022168692A1 (ja) 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材組成物、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
JP7004093B2 (ja) 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材の製造方法、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
JP7156468B2 (ja) リチウムイオン二次電池用負極材の製造方法、及びリチウムイオン二次電池用負極材
TWI752112B (zh) 鋰離子二次電池用負極材料、鋰離子二次電池用負極及鋰離子二次電池
TW202413271A (zh) 鋰離子二次電池用負極材料、鋰離子二次電池用負極以及鋰離子二次電池
CN121219866A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121219849A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121219865A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121219842A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121219864A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121399731A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
CN121219843A (zh) 锂离子二次电池用负极材料、锂离子二次电池用负极、锂离子二次电池及锂离子二次电池用负极材料的制造方法
TW202606080A (zh) 鋰離子二次電池用負極材料、用於製造石墨粒子的焦炭、鋰離子二次電池用負極及鋰離子二次電池

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: Tokyo, Japan

Applicant after: Lishennoco Co.,Ltd.

Address before: Tokyo, Japan

Applicant before: Showa electrical materials Co.,Ltd.