WO2018062836A3 - 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지 - Google Patents

천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지 Download PDF

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Publication number
WO2018062836A3
WO2018062836A3 PCT/KR2017/010697 KR2017010697W WO2018062836A3 WO 2018062836 A3 WO2018062836 A3 WO 2018062836A3 KR 2017010697 W KR2017010697 W KR 2017010697W WO 2018062836 A3 WO2018062836 A3 WO 2018062836A3
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WO
WIPO (PCT)
Prior art keywords
anode
secondary battery
graphite
lithium secondary
same
Prior art date
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PCT/KR2017/010697
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English (en)
French (fr)
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WO2018062836A2 (ko
Inventor
이택수
구창완
최상훈
양정민
문일재
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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.)
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Publication date
Priority claimed from KR1020170124177A external-priority patent/KR101966144B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to PL17856722.8T priority Critical patent/PL3396745T3/pl
Priority to CN201780007267.5A priority patent/CN108701816B/zh
Priority to US16/063,837 priority patent/US20190305308A1/en
Priority to EP17856722.8A priority patent/EP3396745B1/en
Priority to ES17856722T priority patent/ES2963387T3/es
Priority to EP23199252.0A priority patent/EP4273960A3/en
Publication of WO2018062836A2 publication Critical patent/WO2018062836A2/ko
Publication of WO2018062836A3 publication Critical patent/WO2018062836A3/ko
Priority to US17/850,570 priority patent/US20220328833A1/en

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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
    • H01M4/36—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
    • 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
    • H01M4/133—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
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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
    • H01M4/621—Binders
    • 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
    • H01M4/624—Electric conductive fillers
    • 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
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • 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)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 발명은, 외부 도선과 음극 활물질 사이에서 전자를 전달하는 음극 집전체; 상기 집전체의 일면 또는 양면에 형성되어 있고, 음극 활물질로서 천연 흑연을 포함하는 제 1 음극 합제층; 및 상기 제 1 음극 합제층 상에 형성되어 있고, 음극 활물질로서 인조 흑연을 포함하는 제 2 음극 합제층; 을 포함하는 것을 특징으로 하는 다층 음극 및 이를 포함하는 리튬 이차전지에 관한 것이다.
PCT/KR2017/010697 2016-09-29 2017-09-27 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지 WO2018062836A2 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
PL17856722.8T PL3396745T3 (pl) 2016-09-29 2017-09-27 Wielowarstwowa elektroda ujemna zawierająca naturalny grafit i sztuczny grafit oraz zawierająca ją litowa bateria akumulatorowa
CN201780007267.5A CN108701816B (zh) 2016-09-29 2017-09-27 包括天然石墨和人造石墨的多层负极以及包括该多层负极的锂二次电池
US16/063,837 US20190305308A1 (en) 2016-09-29 2017-09-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same
EP17856722.8A EP3396745B1 (en) 2016-09-29 2017-09-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same
ES17856722T ES2963387T3 (es) 2016-09-29 2017-09-27 Electrodo negativo multicapa que comprende grafito natural y grafito artificial y batería secundaria de litio que comprende el mismo
EP23199252.0A EP4273960A3 (en) 2016-09-29 2017-09-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same
US17/850,570 US20220328833A1 (en) 2016-09-29 2022-06-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160125261 2016-09-29
KR10-2016-0125261 2016-09-29
KR1020170124177A KR101966144B1 (ko) 2016-09-29 2017-09-26 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지
KR10-2017-0124177 2017-09-26

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US16/063,837 A-371-Of-International US20190305308A1 (en) 2016-09-29 2017-09-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same
US17/850,570 Continuation US20220328833A1 (en) 2016-09-29 2022-06-27 Multi-layer negative electrode comprising natural graphite and artificial graphite and lithium secondary battery comprising the same

Publications (2)

Publication Number Publication Date
WO2018062836A2 WO2018062836A2 (ko) 2018-04-05
WO2018062836A3 true WO2018062836A3 (ko) 2018-06-14

Family

ID=61762886

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/010697 WO2018062836A2 (ko) 2016-09-29 2017-09-27 천연 흑연 및 인조 흑연을 포함하는 다층 음극 및 이를 포함하는 리튬 이차전지

Country Status (6)

Country Link
US (1) US20220328833A1 (ko)
EP (1) EP4273960A3 (ko)
ES (1) ES2963387T3 (ko)
HU (1) HUE063923T2 (ko)
PL (1) PL3396745T3 (ko)
WO (1) WO2018062836A2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200031391A (ko) * 2018-09-14 2020-03-24 에스케이이노베이션 주식회사 다층 음극 및 이를 포함하는 리튬 이차전지
KR20200038168A (ko) 2018-10-02 2020-04-10 주식회사 엘지화학 실리콘계 화합물을 포함하는 다층 구조 음극 및 이를 포함하는 리튬 이차전지
PL3751641T3 (pl) 2018-10-02 2022-03-28 Lg Chem, Ltd. Wielowarstwowa anoda zawierająca związek na bazie krzemu i zawierająca ją litowa bateria akumulatorowa
KR102657553B1 (ko) * 2019-06-27 2024-04-12 주식회사 엘지에너지솔루션 특정한 조성 조건을 가지는 리튬 이차전지용 전극 및 이를 포함하는 리튬 이차전지
CN113036298B (zh) * 2019-12-06 2022-02-11 宁德时代新能源科技股份有限公司 负极极片及含有它的二次电池、装置
KR20220000607A (ko) * 2020-06-26 2022-01-04 에스케이온 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
KR20220034586A (ko) * 2020-09-11 2022-03-18 주식회사 엘지에너지솔루션 음극재, 이를 포함하는 음극 및 이차전지
CN114497438B (zh) * 2022-01-07 2024-04-26 珠海冠宇电池股份有限公司 一种负极片及包括该负极片的电池

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JP2009064574A (ja) * 2007-09-04 2009-03-26 Nec Tokin Corp リチウムイオン二次電池
KR20090111289A (ko) * 2008-04-21 2009-10-26 엘에스엠트론 주식회사 2차 전지용 음극 활물질, 이를 포함하는 2차 전지용 전극, 2차 전지 및 그 제조 방법
KR20140044915A (ko) * 2011-07-29 2014-04-15 도요타지도샤가부시키가이샤 리튬 이온 이차 전지
KR20140095980A (ko) * 2013-01-25 2014-08-04 주식회사 엘지화학 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
KR20150073107A (ko) * 2013-12-20 2015-06-30 주식회사 엘지화학 음극 활물질 및 이를 포함하는 리튬 이차전지

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BRPI0511211B8 (pt) * 2004-05-28 2023-01-10 Lg Chemical Ltd Bateria secundária de lítio
JP6144626B2 (ja) * 2011-10-07 2017-06-07 トヨタ自動車株式会社 リチウムイオン二次電池
WO2015093894A1 (ko) * 2013-12-20 2015-06-25 주식회사 엘지화학 음극 활물질 및 이를 포함하는 리튬 이차전지

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009064574A (ja) * 2007-09-04 2009-03-26 Nec Tokin Corp リチウムイオン二次電池
KR20090111289A (ko) * 2008-04-21 2009-10-26 엘에스엠트론 주식회사 2차 전지용 음극 활물질, 이를 포함하는 2차 전지용 전극, 2차 전지 및 그 제조 방법
KR20140044915A (ko) * 2011-07-29 2014-04-15 도요타지도샤가부시키가이샤 리튬 이온 이차 전지
KR20140095980A (ko) * 2013-01-25 2014-08-04 주식회사 엘지화학 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
KR20150073107A (ko) * 2013-12-20 2015-06-30 주식회사 엘지화학 음극 활물질 및 이를 포함하는 리튬 이차전지

Also Published As

Publication number Publication date
EP4273960A2 (en) 2023-11-08
EP4273960A3 (en) 2024-02-28
PL3396745T3 (pl) 2024-04-08
HUE063923T2 (hu) 2024-02-28
ES2963387T3 (es) 2024-03-26
WO2018062836A2 (ko) 2018-04-05
US20220328833A1 (en) 2022-10-13

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