WO2012096473A3 - 음극 활물질의 제조방법 - Google Patents

음극 활물질의 제조방법 Download PDF

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Publication number
WO2012096473A3
WO2012096473A3 PCT/KR2012/000102 KR2012000102W WO2012096473A3 WO 2012096473 A3 WO2012096473 A3 WO 2012096473A3 KR 2012000102 W KR2012000102 W KR 2012000102W WO 2012096473 A3 WO2012096473 A3 WO 2012096473A3
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WIPO (PCT)
Prior art keywords
preparing
substance
negative electrode
electrode active
active material
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PCT/KR2012/000102
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English (en)
French (fr)
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WO2012096473A2 (ko
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장성균
장원석
한정민
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주식회사 엘지화학
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Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to PL12734270T priority Critical patent/PL2648252T3/pl
Priority to EP12734270.7A priority patent/EP2648252B1/en
Priority to CN201280004866.9A priority patent/CN103299459B/zh
Publication of WO2012096473A2 publication Critical patent/WO2012096473A2/ko
Publication of WO2012096473A3 publication Critical patent/WO2012096473A3/ko
Priority to US13/927,703 priority patent/US9083021B2/en

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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
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • 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
    • 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
    • C01B32/21—After-treatment
    • 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
    • H01M4/36—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
    • 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
    • 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
    • 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
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
    • H01M2004/8684—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
    • 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
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

본 발명은, (a) 저결정성 카본 및 비정질 카본으로 이루어진 군에서 선택되는 하나 이상의 물질의 제조 원료의 전구체에 이온의 흡장 및 방출이 가능한 산화물을 포함하는 친수성 물질을 혼합한 후 정제하여 코팅용 혼합물을 준비하는 단계; (b) 상기 코팅용 혼합물을 결정성 카본계 물질과 혼합하여, 결정성 카본계 물질을 포함하는 코어에 코팅용 원료 혼합물이 도포된 코어-쉘 전구체를 제조하는 단계; (c) 상기 코어-쉘 전구체를 소성하여 저결정성 카본 및 비정질 카본으로 이루어진 군에서 선택되는 하나 이상의 물질의 제조 원료를 저결정성 카본 및 비정질 카본으로 이루어진 군에서 선택되는 하나 이상의 물질로 탄화시키는 단계;를 포함하는 것을 특징으로 하는 음극 활물질의 제조방법을 제공한다.
PCT/KR2012/000102 2011-01-11 2012-01-05 음극 활물질의 제조방법 WO2012096473A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL12734270T PL2648252T3 (pl) 2011-01-11 2012-01-05 Sposób wytwarzania materiału aktywnego elektrody ujemnej
EP12734270.7A EP2648252B1 (en) 2011-01-11 2012-01-05 Method for preparing a negative electrode active material
CN201280004866.9A CN103299459B (zh) 2011-01-11 2012-01-05 制备负极活性材料的方法
US13/927,703 US9083021B2 (en) 2011-01-11 2013-06-26 Method for preparing anode active material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2011-0002566 2011-01-11
KR20110002566 2011-01-11

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/927,703 Continuation US9083021B2 (en) 2011-01-11 2013-06-26 Method for preparing anode active material

Publications (2)

Publication Number Publication Date
WO2012096473A2 WO2012096473A2 (ko) 2012-07-19
WO2012096473A3 true WO2012096473A3 (ko) 2012-12-06

Family

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PCT/KR2012/000102 WO2012096473A2 (ko) 2011-01-11 2012-01-05 음극 활물질의 제조방법

Country Status (6)

Country Link
US (1) US9083021B2 (ko)
EP (1) EP2648252B1 (ko)
KR (1) KR101422650B1 (ko)
CN (1) CN103299459B (ko)
PL (1) PL2648252T3 (ko)
WO (1) WO2012096473A2 (ko)

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WO2012096472A2 (ko) * 2011-01-11 2012-07-19 주식회사 엘지화학 음극 활물질의 제조방법
EP2650950B1 (en) * 2011-02-15 2017-03-15 Lg Chem, Ltd. Method for manufacturing anode active material
WO2012111919A2 (ko) * 2011-02-15 2012-08-23 주식회사 엘지화학 음극 활물질의 제조방법
KR102537225B1 (ko) 2015-10-23 2023-05-30 삼성전자주식회사 복합 음극 활물질, 상기 복합 음극 활물질을 포함하는 음극 및 상기 음극을 포함하는 리튬 이차전지
KR101969484B1 (ko) * 2016-03-24 2019-04-16 주식회사 엘지화학 음극활물질, 이의 제조 방법, 및 이를 포함하는 리튬 이차전지
CN107452941B (zh) * 2016-05-31 2020-04-28 华为技术有限公司 一种电池电极保护材料及其制备方法、电池电极极片及制备方法和锂电池
JP6907677B2 (ja) 2017-04-25 2021-07-21 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粒子の製造方法
US20190190012A1 (en) * 2017-12-15 2019-06-20 GM Global Technology Operations LLC Hybrid negative electrodes for fast charging and high-energy lithium batteries
CN108565438B (zh) * 2018-05-18 2020-09-15 国家能源投资集团有限责任公司 复合碳材料及其制备方法和应用
CN114597348B (zh) 2020-12-02 2024-06-11 通用汽车环球科技运作有限责任公司 通过轧制制得电极的制造方法

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Also Published As

Publication number Publication date
US20130288106A1 (en) 2013-10-31
EP2648252B1 (en) 2019-04-24
EP2648252A4 (en) 2017-01-04
KR101422650B1 (ko) 2014-07-24
EP2648252A2 (en) 2013-10-09
KR20120081556A (ko) 2012-07-19
CN103299459B (zh) 2016-06-15
US9083021B2 (en) 2015-07-14
WO2012096473A2 (ko) 2012-07-19
PL2648252T3 (pl) 2019-10-31
CN103299459A (zh) 2013-09-11

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