WO2018048277A3 - 이차전지용 전극의 제조방법 및 이로부터 제조된 전극 - Google Patents

이차전지용 전극의 제조방법 및 이로부터 제조된 전극 Download PDF

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Publication number
WO2018048277A3
WO2018048277A3 PCT/KR2017/009958 KR2017009958W WO2018048277A3 WO 2018048277 A3 WO2018048277 A3 WO 2018048277A3 KR 2017009958 W KR2017009958 W KR 2017009958W WO 2018048277 A3 WO2018048277 A3 WO 2018048277A3
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WO
WIPO (PCT)
Prior art keywords
electrode
electrode mixture
secondary battery
drying
coating
Prior art date
Application number
PCT/KR2017/009958
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English (en)
French (fr)
Other versions
WO2018048277A2 (ko
Inventor
박준수
이영환
이재헌
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
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to US16/070,033 priority Critical patent/US10938023B2/en
Priority to EP17849161.9A priority patent/EP3401985B1/en
Priority to CN201780010933.0A priority patent/CN108604670B/zh
Publication of WO2018048277A2 publication Critical patent/WO2018048277A2/ko
Publication of WO2018048277A3 publication Critical patent/WO2018048277A3/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
    • 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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/13—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
    • H01M4/36—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
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 발명은 (i) 1차 코팅되는 제1 전극합제와 2차 코팅되는 제2 전극합제를 준비하는 단계; (ii) 상기 제1 전극합제를 전극집전체에 코팅하고 건조하는 단계; 및 (iii) 제1 전극합제 상에 제2 전극합제를 코팅하고 건조하되, 상기 (ii) 단계에서의 제1 전극합제 건조 속도보다 제2 전극합제 건조 속도가 느리게 수행되도록 하는 단계;를 포함하는 이차전지용 전극의 제조방법 및 이로부터 제조된 전극에 관한 것이다.
PCT/KR2017/009958 2016-09-09 2017-09-11 이차전지용 전극의 제조방법 및 이로부터 제조된 전극 WO2018048277A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/070,033 US10938023B2 (en) 2016-09-09 2017-09-11 Method for manufacturing electrode for secondary battery and electrode obtained therefrom
EP17849161.9A EP3401985B1 (en) 2016-09-09 2017-09-11 Method for manufacturing electrode for secondary battery and electrode obtained therefrom
CN201780010933.0A CN108604670B (zh) 2016-09-09 2017-09-11 用于制造二次电池用电极的方法以及由该方法得到的电极

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20160116598 2016-09-09
KR10-2016-0116598 2016-09-09

Publications (2)

Publication Number Publication Date
WO2018048277A2 WO2018048277A2 (ko) 2018-03-15
WO2018048277A3 true WO2018048277A3 (ko) 2018-05-17

Family

ID=61562861

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/009958 WO2018048277A2 (ko) 2016-09-09 2017-09-11 이차전지용 전극의 제조방법 및 이로부터 제조된 전극

Country Status (5)

Country Link
US (1) US10938023B2 (ko)
EP (1) EP3401985B1 (ko)
KR (1) KR102066704B1 (ko)
CN (1) CN108604670B (ko)
WO (1) WO2018048277A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102264699B1 (ko) * 2018-05-24 2021-06-11 삼성에스디아이 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
CN109244475A (zh) * 2018-11-05 2019-01-18 宁德新能源科技有限公司 电化学装置及包含其的电子装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120009475A1 (en) * 2010-03-15 2012-01-12 Kensuke Nakura Electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery including the same
KR101214727B1 (ko) * 2011-12-29 2012-12-21 삼성전기주식회사 전극, 이의 제조방법, 및 이를 포함하는 전기 화학 캐패시터
JP2014130742A (ja) * 2012-12-28 2014-07-10 Ngk Insulators Ltd 電池用電極塗膜の乾燥方法及び乾燥炉
KR20150071453A (ko) * 2013-12-18 2015-06-26 주식회사 엘지화학 고용량 특성을 갖는 리튬 이온 이차 전지용 음극
KR101583120B1 (ko) * 2010-08-25 2016-01-07 도요타지도샤가부시키가이샤 전지용 전극의 제조 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2535064A1 (fr) * 2006-02-01 2007-08-01 Hydro Quebec Materiau multi-couches, procede de fabrication et utilisation comme electrode
JP2007280907A (ja) 2006-04-12 2007-10-25 Seiko Epson Corp 電極の製造方法、電極の製造装置、および二次電池の製造方法
JP4797851B2 (ja) * 2006-07-19 2011-10-19 三菱電機株式会社 塗布型電極シート、塗布型電極シートの製造方法および塗布型電極シートを用いた電気二重層キャパシタあるいはリチウムイオン電池
JP2010282873A (ja) 2009-06-05 2010-12-16 Toyota Motor Corp リチウム二次電池およびその製造方法
EP2445049B1 (en) * 2010-10-22 2018-06-20 Belenos Clean Power Holding AG Electrode (anode and cathode) performance enhancement by composite formation with graphene oxide
WO2013137509A1 (ko) * 2012-03-13 2013-09-19 주식회사 엘앤에프신소재 리튬 이차 전지용 양극 활물질의 제조 방법, 리튬 이차전지용 양극 활물질 및 리튬 이차전지
JP6169679B2 (ja) 2012-04-18 2017-07-26 エルジー・ケム・リミテッド 電極及びそれを含む二次電池
JP5780226B2 (ja) 2012-10-19 2015-09-16 トヨタ自動車株式会社 二次電池用電極の製造方法および電極製造装置
EP3032620B1 (en) * 2013-08-05 2020-01-22 Showa Denko K.K. Negative electrode material for lithium ion batteries and use thereof
WO2016133345A1 (ko) 2015-02-16 2016-08-25 주식회사 엘지화학 전극, 이를 포함하는 이차전지 및 이의 제조방법
KR102034809B1 (ko) 2016-07-18 2019-10-21 주식회사 엘지화학 리튬 이차 전지용 전극 제조방법 및 이에 의해 제조된 리튬 이차 전지용 전극

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120009475A1 (en) * 2010-03-15 2012-01-12 Kensuke Nakura Electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery including the same
KR101583120B1 (ko) * 2010-08-25 2016-01-07 도요타지도샤가부시키가이샤 전지용 전극의 제조 방법
KR101214727B1 (ko) * 2011-12-29 2012-12-21 삼성전기주식회사 전극, 이의 제조방법, 및 이를 포함하는 전기 화학 캐패시터
JP2014130742A (ja) * 2012-12-28 2014-07-10 Ngk Insulators Ltd 電池用電極塗膜の乾燥方法及び乾燥炉
KR20150071453A (ko) * 2013-12-18 2015-06-26 주식회사 엘지화학 고용량 특성을 갖는 리튬 이온 이차 전지용 음극

Also Published As

Publication number Publication date
US20190036105A1 (en) 2019-01-31
CN108604670B (zh) 2021-03-26
KR20180028984A (ko) 2018-03-19
EP3401985B1 (en) 2023-11-01
EP3401985A2 (en) 2018-11-14
EP3401985A4 (en) 2019-04-03
WO2018048277A2 (ko) 2018-03-15
KR102066704B1 (ko) 2020-01-15
US10938023B2 (en) 2021-03-02
CN108604670A (zh) 2018-09-28

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