CN111225888A - 负极活性材料的制备方法及包含它的锂二次电池 - Google Patents

负极活性材料的制备方法及包含它的锂二次电池 Download PDF

Info

Publication number
CN111225888A
CN111225888A CN201880053281.3A CN201880053281A CN111225888A CN 111225888 A CN111225888 A CN 111225888A CN 201880053281 A CN201880053281 A CN 201880053281A CN 111225888 A CN111225888 A CN 111225888A
Authority
CN
China
Prior art keywords
preparing
active material
secondary battery
lithium secondary
primary particles
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
CN201880053281.3A
Other languages
English (en)
Chinese (zh)
Inventor
安廷哲
朴世敏
李载银
金兵柱
刘承宰
金炯槿
李尚恩
李灿宇
赵贤哲
金明起
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.)
Research Institute of Industrial Science and Technology RIST
LS Mtron Ltd
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Research Institute of Industrial Science and Technology RIST
LS Mtron 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 Posco Co Ltd, Research Institute of Industrial Science and Technology RIST, LS Mtron Ltd filed Critical Posco Co Ltd
Publication of CN111225888A publication Critical patent/CN111225888A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C04B35/522—Graphite
    • 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
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/6261—Milling
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/6267—Pyrolysis, carbonisation or auto-combustion reactions
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/62675—Thermal treatment of powders or mixtures thereof other than sintering characterised by the treatment temperature
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63496—Bituminous materials, e.g. tar, pitch
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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
    • C01P2006/40—Electric properties
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)
CN201880053281.3A 2017-08-17 2018-08-01 负极活性材料的制备方法及包含它的锂二次电池 Pending CN111225888A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020170104302A KR20190019430A (ko) 2017-08-17 2017-08-17 리튬 이차 전지용 음극 활물질의 제조 방법, 및 이를 포함하는 리튬 이차 전지
KR10-2017-0104302 2017-08-17
PCT/KR2018/008762 WO2019035580A1 (ko) 2017-08-17 2018-08-01 리튬 이차 전지용 음극 활물질의 제조 방법, 및 이를 포함하는 리튬 이차 전지

Publications (1)

Publication Number Publication Date
CN111225888A true CN111225888A (zh) 2020-06-02

Family

ID=65362585

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880053281.3A Pending CN111225888A (zh) 2017-08-17 2018-08-01 负极活性材料的制备方法及包含它的锂二次电池

Country Status (6)

Country Link
US (1) US20210143425A1 (https=)
EP (1) EP3670475A4 (https=)
JP (1) JP2020532058A (https=)
KR (1) KR20190019430A (https=)
CN (1) CN111225888A (https=)
WO (1) WO2019035580A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114388808A (zh) * 2022-01-13 2022-04-22 江西安驰新能源科技有限公司 一种长循环锂离子电池
CN114937758A (zh) * 2022-03-22 2022-08-23 珠海冠宇电池股份有限公司 一种负极活性材料及含有该负极活性材料的负极片和电池
CN115989600A (zh) * 2020-11-27 2023-04-18 株式会社Lg新能源 锂二次电池用正极活性材料、其制备方法以及包含其的锂二次电池

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102486245B1 (ko) * 2018-08-13 2023-01-10 주식회사 엘지에너지솔루션 리튬 이차전지용 음극 및 이를 포함하는 리튬 이차전지
WO2020130443A1 (ko) 2018-12-19 2020-06-25 주식회사 포스코 리튬 이차전지용 음극 활물질의 제조방법
WO2020159322A1 (ko) * 2019-02-01 2020-08-06 주식회사 엘지화학 리튬이차전지용 음극 및 이를 포함하는 리튬이차전지
KR102768497B1 (ko) * 2019-11-12 2025-02-13 주식회사 엘지에너지솔루션 전리튬화된 음극, 및 이를 포함하는 이차전지
JP7367201B2 (ja) * 2019-12-03 2023-10-23 寧徳時代新能源科技股▲分▼有限公司 二次電池、装置、人造黒鉛及び製造方法
KR20210079730A (ko) * 2019-12-20 2021-06-30 재단법인 포항산업과학연구원 리튬 이차전지용 음극 활물질, 이의 제조방법, 및 이를 포함하는 리튬 이차전지
KR20210090562A (ko) 2020-01-10 2021-07-20 주식회사 엘지에너지솔루션 인조흑연, 인조흑연의 제조방법, 이를 포함하는 음극 및 리튬 이차전지
CN111370695B (zh) * 2020-03-20 2021-05-18 宁德新能源科技有限公司 负极活性材料及使用其的电化学装置和电子装置
KR102886641B1 (ko) * 2020-04-28 2025-11-13 재단법인 포항산업과학연구원 리튬 이차전지용 음극재, 이의 제조방법 및 리튬 이차전지
EP3955348B1 (en) * 2020-04-30 2023-04-19 Contemporary Amperex Technology Co., Limited Negative electrode active material and method for preparation thereof, secondary battery, and apparatus including secondary battery
JP7595667B2 (ja) * 2020-04-30 2024-12-06 香港時代新能源科技有限公司 二次電池、その作製方法及び当該二次電池を含む装置
KR102163786B1 (ko) 2020-05-12 2020-10-08 에스아이에스 주식회사 인조흑연 생산 자동화 시스템
KR102953610B1 (ko) * 2020-10-30 2026-04-15 주식회사 엘지에너지솔루션 리튬 이차전지용 음극 활물질, 음극 및 리튬 이차전지
KR102299254B1 (ko) * 2020-11-17 2021-09-06 주식회사 포스코 리튬 이차 전지용 음극 활물질 및 이의 제조방법 및 이를 이용하여 제조된 음극을 포함하는 리튬 이차 전지
KR102682850B1 (ko) * 2021-09-10 2024-07-09 주식회사 엘지에너지솔루션 음극 활물질의 제조방법, 음극 및 이차전지
KR102699473B1 (ko) * 2021-12-10 2024-08-27 (주)포스코퓨처엠 리튬이차 전지용 급속충전형 음극활물질, 이를 포함하는 리튬이차 전지의 제조방법
US20250154010A1 (en) * 2022-08-02 2025-05-15 Resonac Corporation Method of manufacturing negative electrode material for lithium-ion secondary battery, and method of manufacturing lithium-ion secondary battery
KR102775247B1 (ko) * 2022-08-03 2025-03-07 주식회사 포스코엠씨머티리얼즈 등방코크스를 이용한 saf용 전극에 사용되는 전극재 및 그 제조방법
KR102867864B1 (ko) * 2022-12-19 2025-10-14 포스코홀딩스 주식회사 흑연 음극재의 제조방법
EP4474346A1 (en) * 2023-06-08 2024-12-11 Rain Carbon Germany GmbH A process for producing isotropic carbonaceous precursor agglomerates

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007153661A (ja) * 2005-12-05 2007-06-21 Showa Denko Kk 黒鉛材料、電池電極用炭素材料、及び電池
KR20150073951A (ko) * 2012-10-24 2015-07-01 도까이 카본 가부시끼가이샤 리튬 이차전지 음극재용 흑연분말의 제조방법
CN105938906A (zh) * 2016-06-18 2016-09-14 湖南星城石墨科技股份有限公司 一种锂离子电池用人造石墨复合负极材料及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4233800B2 (ja) * 2002-04-02 2009-03-04 新日鐵化学株式会社 リチウム二次電池負極材料とその製造方法
US20090214954A1 (en) * 2004-08-30 2009-08-27 Mitsubishi Chemical Corporation Negative electrode material for nonaqueous secondary cells, negative electrode for nonaqueous secondary cells, and nonaqueous secondary cell
TWI458676B (zh) * 2008-03-31 2014-11-01 派諾得公司 用於電池的陽極粉末
JP2014086237A (ja) * 2012-10-23 2014-05-12 Tokai Carbon Co Ltd リチウム二次電池負極材用黒鉛粉末の製造方法
KR101459729B1 (ko) * 2012-12-27 2014-11-10 주식회사 포스코 흑연 복합재 및 그 제조 방법
JP2014194852A (ja) * 2013-03-28 2014-10-09 Mt Carbon Co Ltd リチウムイオン二次電池負極用の非晶質炭素材料及び黒鉛質炭素材料、それらを用いたリチウムイオン二次電池並びにリチウムイオン二次電池負極用の炭素材料の製造方法
KR101833972B1 (ko) * 2015-12-24 2018-03-02 주식회사 포스코 이차 전지용 흑연재의 제조 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007153661A (ja) * 2005-12-05 2007-06-21 Showa Denko Kk 黒鉛材料、電池電極用炭素材料、及び電池
KR20150073951A (ko) * 2012-10-24 2015-07-01 도까이 카본 가부시끼가이샤 리튬 이차전지 음극재용 흑연분말의 제조방법
CN105938906A (zh) * 2016-06-18 2016-09-14 湖南星城石墨科技股份有限公司 一种锂离子电池用人造石墨复合负极材料及其制备方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115989600A (zh) * 2020-11-27 2023-04-18 株式会社Lg新能源 锂二次电池用正极活性材料、其制备方法以及包含其的锂二次电池
CN114388808A (zh) * 2022-01-13 2022-04-22 江西安驰新能源科技有限公司 一种长循环锂离子电池
CN114388808B (zh) * 2022-01-13 2024-04-16 江西安驰新能源科技有限公司 一种长循环锂离子电池
CN114937758A (zh) * 2022-03-22 2022-08-23 珠海冠宇电池股份有限公司 一种负极活性材料及含有该负极活性材料的负极片和电池
WO2023179146A1 (zh) * 2022-03-22 2023-09-28 珠海冠宇电池股份有限公司 一种负极活性材料及含有该负极活性材料的负极片和电池
CN114937758B (zh) * 2022-03-22 2024-04-05 珠海冠宇电池股份有限公司 一种负极活性材料及含有该负极活性材料的负极片和电池

Also Published As

Publication number Publication date
KR20190019430A (ko) 2019-02-27
JP2020532058A (ja) 2020-11-05
US20210143425A1 (en) 2021-05-13
EP3670475A1 (en) 2020-06-24
WO2019035580A1 (ko) 2019-02-21
EP3670475A4 (en) 2020-08-26

Similar Documents

Publication Publication Date Title
JP7471303B2 (ja) リチウム二次電池用負極活物質、及びその製造方法
CN111225888A (zh) 负极活性材料的制备方法及包含它的锂二次电池
KR102240777B1 (ko) 리튬 이차전지용 음극 활물질의 제조방법
KR102176343B1 (ko) 리튬 이차전지용 음극 활물질의 제조방법
KR102087465B1 (ko) 리튬 이차전지 음극재용 흑연분말의 제조방법
KR20190054045A (ko) 리튬 이차 전지용 음극 활물질의 제조 방법, 및 이를 포함하는 리튬 이차 전지
KR101612603B1 (ko) 탄소-실리콘 복합체, 이를 포함하는 이차전지용 음극활물질 및 탄소-실리콘 복합체를 제조하는 방법
EP4497726A1 (en) Novel method for preparing granulated spherical graphite, granulated spherical graphite prepared thereby, and secondary battery comprising same as anode active material
EP4447155A1 (en) Fast-charging anode material for lithium secondary battery, and preparing method of lithium secondary battery comprising same
CN104916841A (zh) 锂离子二次电池用负极活性物质及使用其的锂离子二次电池负极以及锂离子二次电池
JP2011029197A (ja) リチウム二次電池用負極炭素材料、その製造法、リチウム二次電池用負極及びリチウム二次電池
KR20250077405A (ko) 리튬 이차전지용 음극 활물질 및 이를 포함하는 리튬 이차전지
KR102043788B1 (ko) 리튬 이차 전지용 음극 활물질, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지
JP2018006271A (ja) リチウムイオン二次電池負極用炭素材料、その中間体、その製造方法、及びそれを用いた負極又は電池
KR102171793B1 (ko) 이차전지 음극소재의 제조방법 및 이에 따라 제조된 이차전지 음극소재
US20240405221A1 (en) Carbon material for negative electrode active material, negative electrode active material, rechargeable lithium battery comprising same, and method for manufacturing negative electrode active material
JP2006032091A (ja) リチウム二次電池用負極炭素材料、その製造法、リチウム二次電池用負極及びリチウム二次電池

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
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20200602

WD01 Invention patent application deemed withdrawn after publication