WO2019093668A3 - 마그헤마이트를 포함하는 리튬-황 전지용 양극 및 이를 구비한 리튬-황 전지 - Google Patents

마그헤마이트를 포함하는 리튬-황 전지용 양극 및 이를 구비한 리튬-황 전지 Download PDF

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WO2019093668A3
WO2019093668A3 PCT/KR2018/012109 KR2018012109W WO2019093668A3 WO 2019093668 A3 WO2019093668 A3 WO 2019093668A3 KR 2018012109 W KR2018012109 W KR 2018012109W WO 2019093668 A3 WO2019093668 A3 WO 2019093668A3
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lithium
sulfur battery
maghemite
same
batteries
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PCT/KR2018/012109
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English (en)
French (fr)
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WO2019093668A2 (ko
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한승훈
문정미
손권남
양두경
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주식회사 엘지화학
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Priority to JP2019559256A priority Critical patent/JP6797461B2/ja
Priority to CN201880010848.9A priority patent/CN110268555B/zh
Priority to PL18876547.3T priority patent/PL3561911T3/pl
Priority to US16/484,319 priority patent/US11302907B2/en
Priority to ES18876547T priority patent/ES2941920T3/es
Priority to EP18876547.3A priority patent/EP3561911B1/en
Publication of WO2019093668A2 publication Critical patent/WO2019093668A2/ko
Publication of WO2019093668A3 publication Critical patent/WO2019093668A3/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
    • H01M4/13—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
    • H01M4/136—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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • 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
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
    • H01M10/0563—Liquid materials, e.g. for Li-SOCl2 cells
    • 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
    • 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
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements 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
    • H01M4/36—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
    • H01M4/581—Chalcogenides or intercalation compounds thereof
    • H01M4/5815—Sulfides
    • H—ELECTRICITY
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    • 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
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    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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    • H01M4/88—Processes of manufacture
    • H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
    • H01M4/8882—Heat treatment, e.g. drying, baking
    • H—ELECTRICITY
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive 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
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    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

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  • Chemical & Material Sciences (AREA)
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  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
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  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

본 발명은 첨가제로 마그헤마이트를 포함하는 리튬-황 전지의 양극 및 이를 포함하는 리튬-황 전지에 관한 것이다. 레피도크로사이트를 열처리하여 얻어진 마그헤마이트는 리튬-황 전지에서 생성되는 리튬 폴리설파이드(LiPS)를 흡착하여, 전지의 충방전 효율과 용량을 향상시킬 뿐만 아니라, 전지의 수명 또한 증가시키는 효과가 있다.
PCT/KR2018/012109 2017-11-08 2018-10-15 마그헤마이트를 포함하는 리튬-황 전지용 양극 및 이를 구비한 리튬-황 전지 WO2019093668A2 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2019559256A JP6797461B2 (ja) 2017-11-08 2018-10-15 マグヘマイトを含むリチウム−硫黄電池用正極及びこれを備えたリチウム−硫黄電池
CN201880010848.9A CN110268555B (zh) 2017-11-08 2018-10-15 包含磁赤铁矿的锂硫电池用正极和包含所述正极的锂硫电池
PL18876547.3T PL3561911T3 (pl) 2017-11-08 2018-10-15 Katoda zawierająca maghemit dla baterii litowo-siarkowej i zawierająca ją bateria litowo-siarkowa
US16/484,319 US11302907B2 (en) 2017-11-08 2018-10-15 Positive electrode for lithium-sulfur battery comprising maghemite and lithium-sulfur battery comprising the same
ES18876547T ES2941920T3 (es) 2017-11-08 2018-10-15 Cátodo que contiene maghemita para batería de litio-azufre y batería de litio-azufre que comprende el mismo
EP18876547.3A EP3561911B1 (en) 2017-11-08 2018-10-15 Maghemite-containing cathode for lithium-sulfur battery and lithium-sulfur battery comprising same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2017-0147712 2017-11-08
KR1020170147712A KR102328254B1 (ko) 2017-11-08 2017-11-08 마그헤마이트를 포함하는 리튬-황 전지용 양극 및 이를 구비한 리튬-황 전지

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WO2019093668A2 WO2019093668A2 (ko) 2019-05-16
WO2019093668A3 true WO2019093668A3 (ko) 2019-06-27

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US (1) US11302907B2 (ko)
EP (1) EP3561911B1 (ko)
JP (1) JP6797461B2 (ko)
KR (1) KR102328254B1 (ko)
CN (1) CN110268555B (ko)
ES (1) ES2941920T3 (ko)
HU (1) HUE061802T2 (ko)
PL (1) PL3561911T3 (ko)
WO (1) WO2019093668A2 (ko)

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Also Published As

Publication number Publication date
HUE061802T2 (hu) 2023-08-28
JP6797461B2 (ja) 2020-12-09
US20190386292A1 (en) 2019-12-19
KR102328254B1 (ko) 2021-11-18
EP3561911A2 (en) 2019-10-30
WO2019093668A2 (ko) 2019-05-16
JP2020505751A (ja) 2020-02-20
KR20190052223A (ko) 2019-05-16
EP3561911B1 (en) 2023-03-01
ES2941920T3 (es) 2023-05-26
CN110268555A (zh) 2019-09-20
US11302907B2 (en) 2022-04-12
EP3561911A4 (en) 2020-01-22
PL3561911T3 (pl) 2023-05-02
CN110268555B (zh) 2022-08-26

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