KR102245126B1 - 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지 - Google Patents

음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지 Download PDF

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KR102245126B1
KR102245126B1 KR1020170148838A KR20170148838A KR102245126B1 KR 102245126 B1 KR102245126 B1 KR 102245126B1 KR 1020170148838 A KR1020170148838 A KR 1020170148838A KR 20170148838 A KR20170148838 A KR 20170148838A KR 102245126 B1 KR102245126 B1 KR 102245126B1
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active material
negative electrode
particles
negative active
negative
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KR20190052952A (ko
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최정현
이용주
김은경
조래환
이수민
김동혁
박세미
오일근
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주식회사 엘지화학
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Priority to KR1020170148838A priority Critical patent/KR102245126B1/ko
Priority to PCT/KR2018/013650 priority patent/WO2019093825A1/ko
Priority to JP2020525920A priority patent/JP7045559B2/ja
Priority to EP18875085.5A priority patent/EP3694029A4/en
Priority to CN201880072271.4A priority patent/CN111373581B/zh
Priority to US16/762,696 priority patent/US20210175488A1/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
    • H01M4/13—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
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • H01M4/36—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
    • H01M4/36—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
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
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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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • 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
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    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
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    • 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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KR1020170148838A 2017-11-09 2017-11-09 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지 Active KR102245126B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020170148838A KR102245126B1 (ko) 2017-11-09 2017-11-09 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지
PCT/KR2018/013650 WO2019093825A1 (ko) 2017-11-09 2018-11-09 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지
JP2020525920A JP7045559B2 (ja) 2017-11-09 2018-11-09 負極活物質、前記負極活物質を含む負極、及び前記負極を含む二次電池
EP18875085.5A EP3694029A4 (en) 2017-11-09 2018-11-09 NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING ITS NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE
CN201880072271.4A CN111373581B (zh) 2017-11-09 2018-11-09 负极活性材料、包含所述负极活性材料的负极和包含所述负极的二次电池
US16/762,696 US20210175488A1 (en) 2017-11-09 2018-11-09 Negative electrode active material, negative electrode including the same, and secondary battery including the negative electrode

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Application Number Priority Date Filing Date Title
KR1020170148838A KR102245126B1 (ko) 2017-11-09 2017-11-09 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지

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KR20190052952A KR20190052952A (ko) 2019-05-17
KR102245126B1 true KR102245126B1 (ko) 2021-04-28

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US (1) US20210175488A1 (enExample)
EP (1) EP3694029A4 (enExample)
JP (1) JP7045559B2 (enExample)
KR (1) KR102245126B1 (enExample)
CN (1) CN111373581B (enExample)
WO (1) WO2019093825A1 (enExample)

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KR102309264B1 (ko) * 2020-10-16 2021-10-07 에스머티리얼 주식회사 음극소재용 실리콘 나노 복합 구조체 분말 및 그의 제조방법
CN115706211A (zh) * 2021-08-12 2023-02-17 贝特瑞新材料集团股份有限公司 负极材料及其制备方法、锂离子电池
EP4266414A4 (en) * 2021-08-13 2025-07-30 Lg Energy Solution Ltd NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING SAME, SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR PRODUCING THE NEGATIVE ELECTRODE ACTIVE MATERIAL
KR102808101B1 (ko) * 2022-10-13 2025-05-14 주식회사 엘지에너지솔루션 음극 활물질, 이를 포함하는 음극, 이를 포함하는 이차전지 및 음극 활물질의 제조방법
KR102808085B1 (ko) * 2022-10-18 2025-05-14 주식회사 엘지에너지솔루션 음극 활물질, 이를 포함하는 음극, 이를 포함하는 이차전지 및 음극 활물질의 제조방법
KR102808771B1 (ko) * 2022-10-18 2025-05-15 주식회사 엘지에너지솔루션 음극 활물질, 이를 포함하는 음극, 이를 포함하는 이차전지 및 음극 활물질의 제조방법

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JP7045559B2 (ja) 2022-04-01
JP2021502676A (ja) 2021-01-28
EP3694029A1 (en) 2020-08-12
US20210175488A1 (en) 2021-06-10
CN111373581A (zh) 2020-07-03
WO2019093825A1 (ko) 2019-05-16
EP3694029A4 (en) 2020-12-09
KR20190052952A (ko) 2019-05-17
CN111373581B (zh) 2022-07-08

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