JP7167299B2 - 硫黄－炭素複合体、この製造方法、これを含むリチウム二次電池用正極及びリチウム二次電池 - Google Patents

硫黄－炭素複合体、この製造方法、これを含むリチウム二次電池用正極及びリチウム二次電池 Download PDF

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JP7167299B2
JP7167299B2 JP2021502687A JP2021502687A JP7167299B2 JP 7167299 B2 JP7167299 B2 JP 7167299B2 JP 2021502687 A JP2021502687 A JP 2021502687A JP 2021502687 A JP2021502687 A JP 2021502687A JP 7167299 B2 JP7167299 B2 JP 7167299B2
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sulfur
carbon composite
carbon
carbon material
positive electrode
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JP2021517110A (ja
JP2021517110A5 (enExample
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ミンス・キム
ウンキョン・チョ
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LG Energy Solution Ltd
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LG Energy Solution Ltd
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/0243—Other after-treatment of sulfur
    • C01B17/0248—Other after-treatment of sulfur of particulate sulfur
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/15—Nano-sized carbon materials
    • C01B32/158—Carbon nanotubes
    • C01B32/168—After-treatment
    • C01B32/174—Derivatisation; Solubilisation; Dispersion in solvents
    • 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
    • H01M10/052—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
    • H01M4/136—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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1393—Processes of manufacture of 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
    • 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
    • H01M4/58—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
    • 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
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • 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
    • H01M2004/028—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
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Nanotechnology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)
JP2021502687A 2018-09-20 2019-09-06 硫黄－炭素複合体、この製造方法、これを含むリチウム二次電池用正極及びリチウム二次電池 Active JP7167299B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR10-2018-0112639 2018-09-20
KR20180112639 2018-09-20
KR10-2019-0109637 2019-09-04
KR1020190109637A KR102854271B1 (ko) 2018-09-20 2019-09-04 황-탄소 복합체, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지
PCT/KR2019/011540 WO2020060084A1 (ko) 2018-09-20 2019-09-06 황-탄소 복합체, 이의 제조방법, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지

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JP2021517110A JP2021517110A (ja) 2021-07-15
JP2021517110A5 JP2021517110A5 (enExample) 2021-08-26
JP7167299B2 true JP7167299B2 (ja) 2022-11-08

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US (2) US12191477B2 (enExample)
EP (1) EP3767715B1 (enExample)
JP (1) JP7167299B2 (enExample)
KR (2) KR102854271B1 (enExample)
CN (1) CN112088453B (enExample)
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HU (1) HUE064994T2 (enExample)

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KR102848102B1 (ko) * 2021-01-08 2025-08-19 주식회사 엘지에너지솔루션 황-탄소 복합체, 이의 제조방법, 및 이를 포함하는 리튬-황 전지
CN119111002A (zh) * 2022-04-27 2024-12-10 日亚化学工业株式会社 锂硫电池用碳材料及其制造方法

Citations (3)

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JP2014118563A (ja) 2012-12-18 2014-06-30 Samsung Electro-Mechanics Co Ltd 絶縁層組成物及びこれを用いる絶縁層を含む基板並びに基板製造方法
CN106602063A (zh) 2016-12-30 2017-04-26 浙江大学 一种石墨烯花的制备方法及其在锂硫电池中的应用
JP2017119620A (ja) 2015-12-24 2017-07-06 株式会社半導体エネルギー研究所 二次電池、酸化グラフェンおよびその作製方法

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CN102530926A (zh) * 2010-12-10 2012-07-04 东丽纤维研究所（中国）有限公司 一种基于连二亚硫酸盐制备石墨烯的方法
CN104094457B (zh) 2011-09-30 2017-06-23 加州大学校务委员会 在高性能锂/硫电池中作为硫固定剂的氧化石墨烯
DE102012209635A1 (de) * 2012-06-08 2013-12-12 Robert Bosch Gmbh Verfahren zum Herstellen eines Polyacrylnitril-Schwefel-Kompositwerkstoffs
JP6011787B2 (ja) 2012-08-09 2016-10-19 ソニー株式会社 電極材料及びその製造方法、並びに、リチウム−硫黄二次電池
KR101686640B1 (ko) 2015-05-14 2016-12-14 부산대학교 산학협력단 고분자 코팅층을 갖는 질소도핑된 그래핀-유황 복합체의 제조방법, 이에 의하여 제조된 복합체 및 이를 이용한 리튬-황 이차전지
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JP2017119620A (ja) 2015-12-24 2017-07-06 株式会社半導体エネルギー研究所 二次電池、酸化グラフェンおよびその作製方法
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EP3767715A4 (en) 2021-06-30
JP2021517110A (ja) 2021-07-15
KR102854271B1 (ko) 2025-09-03
ES2972060T3 (es) 2024-06-11
US12191477B2 (en) 2025-01-07
US20250046787A1 (en) 2025-02-06
KR20200033736A (ko) 2020-03-30
EP3767715A1 (en) 2021-01-20
KR20250088696A (ko) 2025-06-17
CN112088453B (zh) 2023-11-24
US20210036306A1 (en) 2021-02-04
CN112088453A (zh) 2020-12-15
EP3767715B1 (en) 2023-11-01
HUE064994T2 (hu) 2024-04-28

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