WO2018093088A3 - 전극 및 이를 포함하는 리튬 이차 전지 - Google Patents

전극 및 이를 포함하는 리튬 이차 전지 Download PDF

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Publication number
WO2018093088A3
WO2018093088A3 PCT/KR2017/012565 KR2017012565W WO2018093088A3 WO 2018093088 A3 WO2018093088 A3 WO 2018093088A3 KR 2017012565 W KR2017012565 W KR 2017012565W WO 2018093088 A3 WO2018093088 A3 WO 2018093088A3
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WO
WIPO (PCT)
Prior art keywords
electrode
secondary battery
same
lithium secondary
lithiation
Prior art date
Application number
PCT/KR2017/012565
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English (en)
French (fr)
Other versions
WO2018093088A2 (ko
Inventor
손병국
장민철
박은경
최정훈
Original Assignee
주식회사 엘지화학
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 KR1020170142400A external-priority patent/KR101984727B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to JP2019511419A priority Critical patent/JP6910428B2/ja
Priority to CN201780071850.2A priority patent/CN109997252B/zh
Priority to US16/329,076 priority patent/US11056725B2/en
Priority to EP17871180.0A priority patent/EP3503262B1/en
Publication of WO2018093088A2 publication Critical patent/WO2018093088A2/ko
Publication of WO2018093088A3 publication Critical patent/WO2018093088A3/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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • 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
    • 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
    • H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • 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)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

본 발명은 전극 및 이를 포함하는 리튬 이차 전지에 관한 것으로, 더욱 상세하게는 전극층; 상기 전극층 상에 형성된 전리튬화 방지층; 및 상기 전리튬화 방지층 상에 형성되는 리튬층을 포함하여 셀 조립 전 리튬과 실리콘의 접촉에 의한 리튬화 반응에 의한 화재를 차단함과 동시에, 음극의 비가역 용량 저하 문제를 크게 개선할 수 있는 전극 및 이를 포함하는 리튬 이차 전지에 관한 것이다.
PCT/KR2017/012565 2016-11-21 2017-11-08 전극 및 이를 포함하는 리튬 이차 전지 WO2018093088A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019511419A JP6910428B2 (ja) 2016-11-21 2017-11-08 電極及びこれを含むリチウム二次電池
CN201780071850.2A CN109997252B (zh) 2016-11-21 2017-11-08 电极和包含其的锂二次电池
US16/329,076 US11056725B2 (en) 2016-11-21 2017-11-08 Electrode and lithium secondary battery comprising same
EP17871180.0A EP3503262B1 (en) 2016-11-21 2017-11-08 Electrode and lithium secondary battery comprising same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160155234 2016-11-21
KR10-2016-0155234 2016-11-21
KR1020170142400A KR101984727B1 (ko) 2016-11-21 2017-10-30 전극 및 이를 포함하는 리튬 이차 전지
KR10-2017-0142400 2017-10-30

Publications (2)

Publication Number Publication Date
WO2018093088A2 WO2018093088A2 (ko) 2018-05-24
WO2018093088A3 true WO2018093088A3 (ko) 2018-08-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/012565 WO2018093088A2 (ko) 2016-11-21 2017-11-08 전극 및 이를 포함하는 리튬 이차 전지

Country Status (1)

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WO (1) WO2018093088A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111864181A (zh) * 2019-04-25 2020-10-30 中国科学院物理研究所 预锂化的硅负极及其制备方法和应用
CN114221045B (zh) * 2021-11-05 2024-03-15 东方电气集团科学技术研究院有限公司 一种多孔炭补锂负极极片锂离子电池的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237334A (ja) * 2000-11-17 2002-08-23 Wilson Greatbatch Ltd アルカリ金属イオン電池のための二重集電体型負電極構造
JP2004087251A (ja) * 2002-08-26 2004-03-18 Nec Corp 非水電解液二次電池
KR101156608B1 (ko) * 2009-05-26 2012-06-15 주식회사 엘지화학 고에너지 밀도 리튬이차전지
KR20150143372A (ko) * 2014-06-13 2015-12-23 주식회사 엘지화학 리튬 전극 및 이를 포함하는 리튬 이차전지
US20160181594A1 (en) * 2014-12-22 2016-06-23 Gm Global Technology Operations, Llc Process for lithiating negative electrodes for lithium ion electrochemical cells

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0155234B1 (ko) 1995-07-13 1998-12-01 최경돈 전광판 구동 시스템
KR20120128125A (ko) 2009-11-03 2012-11-26 엔비아 시스템즈 인코포레이티드 리튬 이온 전지용 고용량 아노드 물질
KR20170142400A (ko) 2016-06-17 2017-12-28 엄재성 홍삼 단과자의 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002237334A (ja) * 2000-11-17 2002-08-23 Wilson Greatbatch Ltd アルカリ金属イオン電池のための二重集電体型負電極構造
JP2004087251A (ja) * 2002-08-26 2004-03-18 Nec Corp 非水電解液二次電池
KR101156608B1 (ko) * 2009-05-26 2012-06-15 주식회사 엘지화학 고에너지 밀도 리튬이차전지
KR20150143372A (ko) * 2014-06-13 2015-12-23 주식회사 엘지화학 리튬 전극 및 이를 포함하는 리튬 이차전지
US20160181594A1 (en) * 2014-12-22 2016-06-23 Gm Global Technology Operations, Llc Process for lithiating negative electrodes for lithium ion electrochemical cells

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Publication number Publication date
WO2018093088A2 (ko) 2018-05-24

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