WO2019088758A3 - 급속 충전 가능한 리튬 이차전지용 음극 및 그 제조방법 - Google Patents

급속 충전 가능한 리튬 이차전지용 음극 및 그 제조방법 Download PDF

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Publication number
WO2019088758A3
WO2019088758A3 PCT/KR2018/013253 KR2018013253W WO2019088758A3 WO 2019088758 A3 WO2019088758 A3 WO 2019088758A3 KR 2018013253 W KR2018013253 W KR 2018013253W WO 2019088758 A3 WO2019088758 A3 WO 2019088758A3
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WO
WIPO (PCT)
Prior art keywords
negative electrode
secondary battery
lithium secondary
rechargeable lithium
manufacturing
Prior art date
Application number
PCT/KR2018/013253
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English (en)
French (fr)
Other versions
WO2019088758A9 (ko
WO2019088758A2 (ko
Inventor
최정희
이상민
이민호
이철호
배종욱
Original Assignee
한국전기연구원
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
Priority claimed from KR1020180131263A external-priority patent/KR102251748B1/ko
Application filed by 한국전기연구원 filed Critical 한국전기연구원
Priority to US16/760,778 priority Critical patent/US11616234B2/en
Publication of WO2019088758A2 publication Critical patent/WO2019088758A2/ko
Publication of WO2019088758A3 publication Critical patent/WO2019088758A3/ko
Publication of WO2019088758A9 publication Critical patent/WO2019088758A9/ko

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    • 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
    • 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
    • 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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

급속 충전 가능한 리튬 이차 전지가 개시된다. 본 발명은 집전체; 상기 집전체 상에 형성되며, 음극 활물질 입자. 도전재 입자 및 바인더를 포함하는 음극재층; 및 상기 음극재층 표면에 형성되며, 리튬에 대하여 비활성인 절연성 입자이고 상기 음극재층을 부분적으로 차폐하는 표면층을 포함하는 것을 특징으로 하는 리튬 이차 전지용 음극을 제공한다. 본 발명에 따르면, 높은 충전 속도 및 수명 저하가 없는 리튬 이차 전지용 음극을 제공할 수 있게 된다.
PCT/KR2018/013253 2017-11-02 2018-11-02 급속 충전 가능한 리튬 이차전지용 음극 및 그 제조방법 WO2019088758A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/760,778 US11616234B2 (en) 2017-11-02 2018-11-02 Negative electrode for rapidly rechargeable lithium secondary battery and manufacturing method thereof

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0145554 2017-11-02
KR20170145554 2017-11-02
KR10-2018-0131263 2018-10-30
KR1020180131263A KR102251748B1 (ko) 2017-11-02 2018-10-30 급속 충전 가능한 리튬 이차전지용 음극 및 그 제조방법

Publications (3)

Publication Number Publication Date
WO2019088758A2 WO2019088758A2 (ko) 2019-05-09
WO2019088758A3 true WO2019088758A3 (ko) 2019-06-20
WO2019088758A9 WO2019088758A9 (ko) 2019-09-06

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PCT/KR2018/013253 WO2019088758A2 (ko) 2017-11-02 2018-11-02 급속 충전 가능한 리튬 이차전지용 음극 및 그 제조방법

Country Status (1)

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WO (1) WO2019088758A2 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021181603A1 (ja) * 2020-03-12 2021-09-16 本田技研工業株式会社 リチウムイオン二次電池用電極、リチウムイオン二次電池、およびリチウムイオン二次電池用電極の製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008243708A (ja) * 2007-03-28 2008-10-09 Matsushita Electric Ind Co Ltd 非水電解質二次電池および非水電解質二次電池の製造方法
KR20110071699A (ko) * 2009-12-21 2011-06-29 삼성에스디아이 주식회사 리튬 이온 이차 전지용 음극 및 이를 구비한 리튬 이온 이차 전지
KR20140014692A (ko) * 2012-07-25 2014-02-06 에너테크인터내셔널 주식회사 리튬 이차전지용 전극, 그 제조방법 및 리튬 이차전지
KR20150010159A (ko) * 2013-07-18 2015-01-28 삼성에스디아이 주식회사 리튬 이차 전지 및 이의 제조 방법
KR20170034110A (ko) * 2015-09-18 2017-03-28 한국표준과학연구원 이차 전지용 음극 및 그 제조 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008243708A (ja) * 2007-03-28 2008-10-09 Matsushita Electric Ind Co Ltd 非水電解質二次電池および非水電解質二次電池の製造方法
KR20110071699A (ko) * 2009-12-21 2011-06-29 삼성에스디아이 주식회사 리튬 이온 이차 전지용 음극 및 이를 구비한 리튬 이온 이차 전지
KR20140014692A (ko) * 2012-07-25 2014-02-06 에너테크인터내셔널 주식회사 리튬 이차전지용 전극, 그 제조방법 및 리튬 이차전지
KR20150010159A (ko) * 2013-07-18 2015-01-28 삼성에스디아이 주식회사 리튬 이차 전지 및 이의 제조 방법
KR20170034110A (ko) * 2015-09-18 2017-03-28 한국표준과학연구원 이차 전지용 음극 및 그 제조 방법

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Publication number Publication date
WO2019088758A9 (ko) 2019-09-06
WO2019088758A2 (ko) 2019-05-09

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