WO2019022399A3 - 리튬-황 전지의 수명 개선 방법 - Google Patents

리튬-황 전지의 수명 개선 방법 Download PDF

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Publication number
WO2019022399A3
WO2019022399A3 PCT/KR2018/007533 KR2018007533W WO2019022399A3 WO 2019022399 A3 WO2019022399 A3 WO 2019022399A3 KR 2018007533 W KR2018007533 W KR 2018007533W WO 2019022399 A3 WO2019022399 A3 WO 2019022399A3
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WO
WIPO (PCT)
Prior art keywords
lithium
sulfur battery
activation step
improving lifetime
battery
Prior art date
Application number
PCT/KR2018/007533
Other languages
English (en)
French (fr)
Other versions
WO2019022399A2 (ko
Inventor
박인태
양두경
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 KR1020180076878A external-priority patent/KR102229455B1/ko
Application filed by 주식회사 엘지화학 filed Critical 주식회사 엘지화학
Priority to CN201880042923.XA priority Critical patent/CN110800134B/zh
Priority to US16/628,963 priority patent/US11646457B2/en
Priority to EP18838815.1A priority patent/EP3637505B1/en
Priority to JP2020500172A priority patent/JP6965428B2/ja
Publication of WO2019022399A2 publication Critical patent/WO2019022399A2/ko
Publication of WO2019022399A3 publication Critical patent/WO2019022399A3/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
    • 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
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0568—Liquid materials characterised by the solutes
    • 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
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • H01M10/0569—Liquid materials characterised by the solvents
    • 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
    • H01M4/04—Processes of manufacture in general
    • 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

Abstract

본 발명은 전지의 충방전에 의해 전해액에 대해 1 중량% 이상의 용해도를 갖는 양극 활물질 유래 화합물을 형성하는 활성화 단계를 포함하는 리튬-황 전지의 수명 개선 방법을 제공한다. 상기 활성화 단계에서 리튬-황 전지는 2.0V 초과 2.4V 미만의 범위 내에서 충방전될 수 있다. 또한, 상기 활성화 단계에서 리튬-황 전지는 3 내지 10회 충방전될 수 있다.
PCT/KR2018/007533 2017-07-26 2018-07-04 리튬-황 전지의 수명 개선 방법 WO2019022399A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201880042923.XA CN110800134B (zh) 2017-07-26 2018-07-04 改善锂硫电池的寿命的方法
US16/628,963 US11646457B2 (en) 2017-07-26 2018-07-04 Method for improving lifetime of lithium-sulfur battery
EP18838815.1A EP3637505B1 (en) 2017-07-26 2018-07-04 Method for improving lifetime of lithium-sulfur battery
JP2020500172A JP6965428B2 (ja) 2017-07-26 2018-07-04 リチウム−硫黄電池の寿命改善方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0094637 2017-07-26
KR20170094637 2017-07-26
KR10-2018-0076878 2018-07-03
KR1020180076878A KR102229455B1 (ko) 2017-07-26 2018-07-03 리튬-황 전지의 수명 개선 방법

Publications (2)

Publication Number Publication Date
WO2019022399A2 WO2019022399A2 (ko) 2019-01-31
WO2019022399A3 true WO2019022399A3 (ko) 2019-04-11

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7202977B2 (ja) * 2019-06-11 2023-01-12 日産自動車株式会社 リチウム二次電池の制御方法および制御装置、並びにリチウム二次電池システム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110118225A (ko) * 2010-04-23 2011-10-31 주식회사 엘지화학 고용량 리튬이차전지의 활성화 방법
KR20120135808A (ko) * 2011-06-07 2012-12-17 현대자동차주식회사 폴리설파이드 구속층을 갖는 리튬황 전지
KR20140096363A (ko) * 2011-11-15 2014-08-05 폴리플러스 배터리 컴퍼니 수용성 전해질 리튬 황 전지
KR20150088923A (ko) * 2014-01-24 2015-08-04 한국과학기술원 그래핀 층과 알루미늄이 코팅된 섬유조직 형태의 중간전극 층이 삽입된 리튬­황 전지 및 그 제조방법
KR20150133733A (ko) * 2013-03-25 2015-11-30 옥시스 에너지 리미티드 리튬-황 셀의 사이클링 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170094637A (ko) 2016-02-11 2017-08-21 김성우 이동식 usim부 삽입홈이 형성된 무선 카드단말기 겸용 보조통화장치
KR101953754B1 (ko) 2016-12-28 2019-03-04 인천대학교 산학협력단 차량 측면용 안전시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110118225A (ko) * 2010-04-23 2011-10-31 주식회사 엘지화학 고용량 리튬이차전지의 활성화 방법
KR20120135808A (ko) * 2011-06-07 2012-12-17 현대자동차주식회사 폴리설파이드 구속층을 갖는 리튬황 전지
KR20140096363A (ko) * 2011-11-15 2014-08-05 폴리플러스 배터리 컴퍼니 수용성 전해질 리튬 황 전지
KR20150133733A (ko) * 2013-03-25 2015-11-30 옥시스 에너지 리미티드 리튬-황 셀의 사이클링 방법
KR20150088923A (ko) * 2014-01-24 2015-08-04 한국과학기술원 그래핀 층과 알루미늄이 코팅된 섬유조직 형태의 중간전극 층이 삽입된 리튬­황 전지 및 그 제조방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3637505A4 *

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Publication number Publication date
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