WO2012138152A3 - 리튬 이차전지용 음극 활물질 및 이의 제조방법 - Google Patents

리튬 이차전지용 음극 활물질 및 이의 제조방법 Download PDF

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WO2012138152A3
WO2012138152A3 PCT/KR2012/002581 KR2012002581W WO2012138152A3 WO 2012138152 A3 WO2012138152 A3 WO 2012138152A3 KR 2012002581 W KR2012002581 W KR 2012002581W WO 2012138152 A3 WO2012138152 A3 WO 2012138152A3
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Prior art keywords
negative electrode
electrode active
active material
secondary battery
lithium secondary
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PCT/KR2012/002581
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English (en)
French (fr)
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WO2012138152A2 (ko
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우상욱
김기태
권요한
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주식회사 엘지화학
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Priority to JP2014502488A priority Critical patent/JP5744313B2/ja
Priority to CN201280015932.2A priority patent/CN103477477B/zh
Priority to EP12767472.9A priority patent/EP2696412B1/en
Publication of WO2012138152A2 publication Critical patent/WO2012138152A2/ko
Publication of WO2012138152A3 publication Critical patent/WO2012138152A3/ko
Priority to US14/041,280 priority patent/US9972828B2/en
Priority to US14/933,577 priority patent/US9735418B2/en

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    • H—ELECTRICITY
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    • 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
    • H01M4/0438—Processes of manufacture in general by electrochemical processing
    • H01M4/045—Electrochemical coating; Electrochemical impregnation
    • H01M4/0452—Electrochemical coating; Electrochemical impregnation from solutions
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/30—Electroplating: Baths therefor from solutions of tin
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
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    • 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
    • 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
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    • 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
    • H01M4/13—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
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    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • 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
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    • 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
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • 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
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    • 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
    • H01M4/387—Tin or alloys based on tin
    • H—ELECTRICITY
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    • 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
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    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
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    • 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)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

본 발명은 탄소재; 및 상기 탄소재 입자의 표면에 형성되며, 평균직경의 크기가 1 ㎛ 이하인 복수의 Sn계 도메인들로 형성된 코팅층을 구비하는 리튬 이차전지용 음극 활물질 이의 제조방법에 관한 것이다. 탄소재의 표면에 Sn계 도메인 코팅층을 구비하는 본 발명의 음극 활물질은 리튬과 Sn의 합금화에 의해서 발생하는 체적 팽창에 의한 스트레스를 완화할 수 있으며, 본 발명의 음극 활물질 제조방법은 코팅층의 두께 조절이 용이하다.
PCT/KR2012/002581 2011-04-05 2012-04-05 리튬 이차전지용 음극 활물질 및 이의 제조방법 WO2012138152A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2014502488A JP5744313B2 (ja) 2011-04-05 2012-04-05 リチウム二次電池用負極活物質及びその製造方法
CN201280015932.2A CN103477477B (zh) 2011-04-05 2012-04-05 锂二次电池用负极活性材料及其制备方法
EP12767472.9A EP2696412B1 (en) 2011-04-05 2012-04-05 Negative electrode active material for a lithium secondary battery, and method for preparing same
US14/041,280 US9972828B2 (en) 2011-04-05 2013-09-30 Anode active material for lithium secondary battery and preparation thereof
US14/933,577 US9735418B2 (en) 2011-04-05 2015-11-05 Anode active material for lithium secondary battery and preparation thereof

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2011-0031297 2011-04-05
KR20110031297 2011-04-05
KR10-2012-0035464 2012-04-05
KR1020120035464A KR101389761B1 (ko) 2011-04-05 2012-04-05 리튬 이차전지용 음극 활물질 및 이의 제조방법

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/041,280 Continuation US9972828B2 (en) 2011-04-05 2013-09-30 Anode active material for lithium secondary battery and preparation thereof

Publications (2)

Publication Number Publication Date
WO2012138152A2 WO2012138152A2 (ko) 2012-10-11
WO2012138152A3 true WO2012138152A3 (ko) 2013-01-10

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US (2) US9972828B2 (ko)
EP (1) EP2696412B1 (ko)
JP (1) JP5744313B2 (ko)
KR (2) KR101389761B1 (ko)
CN (1) CN103477477B (ko)
WO (1) WO2012138152A2 (ko)

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KR20140075836A (ko) * 2012-11-27 2014-06-20 삼성전기주식회사 전극 구조체 및 그 제조 방법, 그리고 상기 전극 구조체를 구비하는 에너지 저장 장치
CN103290246B (zh) * 2013-05-27 2015-06-24 南京师范大学 锂离子电池负极用三维纳米多孔锡基合金的制备方法
KR101857049B1 (ko) 2013-11-20 2018-05-11 서강대학교산학협력단 아말감 전극, 이의 제조 방법, 및 이를 이용한 이산화탄소의 전기화학적 환원 방법
US9537154B2 (en) 2013-11-27 2017-01-03 Lg Chem, Ltd. Anode for secondary battery and secondary battery having the same
KR101644819B1 (ko) * 2013-11-27 2016-08-02 주식회사 엘지화학 이차전지용 음극 및 이를 구비하는 이차전지
US9806299B2 (en) * 2014-04-08 2017-10-31 International Business Machines Corporation Cathode for thin film microbattery
CN105917501B (zh) 2014-06-13 2019-05-28 株式会社Lg化学 负极活性材料及其制造方法
KR20160032807A (ko) * 2014-09-17 2016-03-25 (주)오렌지파워 음극 및 이를 포함하는 이차전지
KR101911062B1 (ko) 2016-11-03 2018-10-23 전남대학교산학협력단 전극활물질, 그 제조방법, 이를 포함하는 탄소음극 및 Pb/C전지
KR102171095B1 (ko) 2017-06-09 2020-10-28 주식회사 엘지화학 음극 활물질 및 이를 포함하는 음극 및 리튬 이차 전지
CN107658443B (zh) * 2017-09-07 2020-06-12 江苏福瑞士电池科技有限公司 碳包覆单质锡材料的制备方法及其在锂离子电池上的应用
KR102278996B1 (ko) 2017-10-27 2021-07-20 주식회사 엘지에너지솔루션 실리콘-탄소 복합체 및 이를 포함하는 리튬 이차전지
WO2020008460A1 (en) * 2018-07-03 2020-01-09 3Dbatteries Ltd. De-flocculant as slurry and epd bath stabilizer and uses thereof
KR102006785B1 (ko) * 2018-10-05 2019-08-02 전남대학교산학협력단 전극활물질, 이를 포함하는 탄소음극 및 Pb/C전지
CN115287737A (zh) * 2022-08-03 2022-11-04 昆明理工大学 一种钛基梯度复合二氧化锰阳极板及其制备方法

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See also references of EP2696412A4 *

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CN103477477B (zh) 2017-03-08
EP2696412A4 (en) 2014-09-17
KR20140048921A (ko) 2014-04-24
EP2696412A2 (en) 2014-02-12
US9735418B2 (en) 2017-08-15
WO2012138152A2 (ko) 2012-10-11
US9972828B2 (en) 2018-05-15
KR101505106B1 (ko) 2015-03-30
EP2696412B1 (en) 2017-09-06
US20160056449A1 (en) 2016-02-25
CN103477477A (zh) 2013-12-25
JP2014511010A (ja) 2014-05-01
US20140050979A1 (en) 2014-02-20
KR101389761B1 (ko) 2014-04-28
KR20120113685A (ko) 2012-10-15
JP5744313B2 (ja) 2015-07-08

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