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WO2018084449A3 - 황-탄소 복합체 및 이를 포함하는 리튬-황 전지 - Google Patents

황-탄소 복합체 및 이를 포함하는 리튬-황 전지 Download PDF

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Publication number
WO2018084449A3
WO2018084449A3 PCT/KR2017/011377 KR2017011377W WO2018084449A3 WO 2018084449 A3 WO2018084449 A3 WO 2018084449A3 KR 2017011377 W KR2017011377 W KR 2017011377W WO 2018084449 A3 WO2018084449 A3 WO 2018084449A3
Authority
WO
WIPO (PCT)
Prior art keywords
sulfur
lithium
same
carbon composite
carbon material
Prior art date
Application number
PCT/KR2017/011377
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English (en)
French (fr)
Other versions
WO2018084449A2 (ko
Inventor
조은경
양두경
고동욱
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
Priority claimed from KR1020170132039A external-priority patent/KR102006727B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to US16/099,337 priority Critical patent/US10886530B2/en
Priority to EP17868100.3A priority patent/EP3451425A4/en
Priority to CN201780033073.2A priority patent/CN109314228B/zh
Priority to JP2018558121A priority patent/JP6704626B2/ja
Publication of WO2018084449A2 publication Critical patent/WO2018084449A2/ko
Publication of WO2018084449A3 publication Critical patent/WO2018084449A3/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
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

본 발명은 황-탄소 복합체 및 이를 포함하는 리튬-황 전지에 관한 것으로, 더욱 구체적으로 다공성 탄소재; 및 상기 다공성 탄소재의 내부 및 표면 중 적어도 일부에 황을 포함하는 황-탄소 복합체의 상기 다공성 탄소재의 내부 및 외부 표면은 이온 전도성 고분자를 포함하는 코팅층을 포함하는 황-탄소 복합체 및 이를 포함하는 리튬-황 전지에 관한 것이다. 본 발명은 다공성 탄소재 표면에 다공성 탄소재 표면에 이온 전도성 고분자 코팅층을 포함하여 양극으로의 리튬 이온 전도 특성이 개선되며 리튬-황 전지의 용량 및 수명 특성을 향상시킬 수 있다.
PCT/KR2017/011377 2016-11-02 2017-10-16 황-탄소 복합체 및 이를 포함하는 리튬-황 전지 WO2018084449A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US16/099,337 US10886530B2 (en) 2016-11-02 2017-10-16 Sulfur-carbon composite and lithium-sulfur battery comprising same
EP17868100.3A EP3451425A4 (en) 2016-11-02 2017-10-16 SULFUR CARBON FABRIC AND LITHIUM SULFUR BATTERY THEREFOR
CN201780033073.2A CN109314228B (zh) 2016-11-02 2017-10-16 硫碳复合物及包含其的锂硫电池
JP2018558121A JP6704626B2 (ja) 2016-11-02 2017-10-16 硫黄−炭素複合体及びこれを含むリチウム−硫黄電池

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20160145193 2016-11-02
KR10-2016-0145193 2016-11-02
KR1020170132039A KR102006727B1 (ko) 2016-11-02 2017-10-12 황-탄소 복합체 및 이를 포함하는 리튬-황 전지
KR10-2017-0132039 2017-10-12

Publications (2)

Publication Number Publication Date
WO2018084449A2 WO2018084449A2 (ko) 2018-05-11
WO2018084449A3 true WO2018084449A3 (ko) 2018-07-12

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/011377 WO2018084449A2 (ko) 2016-11-02 2017-10-16 황-탄소 복합체 및 이를 포함하는 리튬-황 전지

Country Status (1)

Country Link
WO (1) WO2018084449A2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7128303B2 (ja) 2018-10-31 2022-08-30 エルジー エナジー ソリューション リミテッド 硫黄－炭素複合体、この製造方法及びこれを含むリチウム二次電池

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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KR102268184B1 (ko) * 2018-08-08 2021-06-22 주식회사 엘지화학 황-탄소 복합체, 이의 제조방법, 이를 포함하는 양극 및 리튬 이차전지
US20210273225A1 (en) * 2018-09-18 2021-09-02 Lg Chem, Ltd. Method for preparing iron sulfide, cathode comprising iron sulfide prepared thereby for lithium secondary battery, and lithium secondary battery comprising same
WO2020091478A1 (ko) * 2018-10-31 2020-05-07 주식회사 엘지화학 황-탄소 복합체, 이의 제조방법 및 이를 포함하는 리튬 이차전지
KR20200056308A (ko) * 2018-11-14 2020-05-22 주식회사 엘지화학 열팽창된 환원 그래핀 옥사이드, 이의 제조방법, 이를 포함하는 황-탄소 복합체 및 리튬 이차전지
KR102415168B1 (ko) 2019-05-03 2022-07-01 주식회사 엘지에너지솔루션 기능성 분리막, 그 제조 방법 및 이를 포함하는 리튬 이차전지
KR20200129381A (ko) * 2019-05-08 2020-11-18 주식회사 엘지화학 전고체전지의 양극 제조방법 및 이를 이용하여 제조된 전고체전지의 양극
KR20200142897A (ko) * 2019-06-14 2020-12-23 주식회사 엘지화학 황-탄소 복합체, 이를 포함하는 리튬 이차전지용 양극 및 리튬 이차전지
US20220216476A1 (en) * 2019-07-02 2022-07-07 Lg Energy Solution, Ltd. Sulfur-carbon composite, positive electrode for lithium secondary battery including same, and lithium secondary battery
CN110803685B (zh) * 2019-11-13 2023-05-05 南方科技大学 一种石墨化碳泡沫支撑碳材料/碳化钼复合材料及其制备方法和用途
CN112993220B (zh) * 2019-12-17 2022-08-19 山东海科创新研究院有限公司 一种用于锂离子电池正负极片的功能涂层浆料及其制备方法、锂离子电池

Citations (5)

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Publication number Priority date Publication date Assignee Title
KR20030081778A (ko) * 2002-04-12 2003-10-22 조수연 리튬 황 전지의 양극용 탄소-황 복합체 및 그 제조 방법
KR20140084840A (ko) * 2012-12-27 2014-07-07 부산대학교 산학협력단 리튬-황 전지용 양극의 제조 방법 및 리튬-황 전지
KR20140107582A (ko) * 2011-12-22 2014-09-04 더 보드 오브 리전츠 오브 더 유니버시티 오브 텍사스 시스템 재충전가능한 리튬-황 배터리용 황-탄소 복합물 캐소드 및 이를 제조하는 방법
WO2015190898A1 (ko) * 2014-06-13 2015-12-17 주식회사 엘지화학 리튬 전극 및 이를 포함하는 리튬 이차전지
KR20160046775A (ko) * 2013-08-01 2016-04-29 주식회사 엘지화학 리튬-황 전지용 양극 및 이의 제조방법

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KR20030081778A (ko) * 2002-04-12 2003-10-22 조수연 리튬 황 전지의 양극용 탄소-황 복합체 및 그 제조 방법
KR20140107582A (ko) * 2011-12-22 2014-09-04 더 보드 오브 리전츠 오브 더 유니버시티 오브 텍사스 시스템 재충전가능한 리튬-황 배터리용 황-탄소 복합물 캐소드 및 이를 제조하는 방법
KR20140084840A (ko) * 2012-12-27 2014-07-07 부산대학교 산학협력단 리튬-황 전지용 양극의 제조 방법 및 리튬-황 전지
KR20160046775A (ko) * 2013-08-01 2016-04-29 주식회사 엘지화학 리튬-황 전지용 양극 및 이의 제조방법
WO2015190898A1 (ko) * 2014-06-13 2015-12-17 주식회사 엘지화학 리튬 전극 및 이를 포함하는 리튬 이차전지

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Title
See also references of EP3451425A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7128303B2 (ja) 2018-10-31 2022-08-30 エルジー エナジー ソリューション リミテッド 硫黄－炭素複合体、この製造方法及びこれを含むリチウム二次電池

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