WO2019088807A3 - 리튬 이차전지 - Google Patents

리튬 이차전지 Download PDF

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Publication number
WO2019088807A3
WO2019088807A3 PCT/KR2018/013411 KR2018013411W WO2019088807A3 WO 2019088807 A3 WO2019088807 A3 WO 2019088807A3 KR 2018013411 W KR2018013411 W KR 2018013411W WO 2019088807 A3 WO2019088807 A3 WO 2019088807A3
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WO
WIPO (PCT)
Prior art keywords
positive electrode
secondary battery
lithium secondary
active material
surface area
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2018/013411
Other languages
English (en)
French (fr)
Other versions
WO2019088807A2 (ko
Inventor
서민원
김소연
윤난지
김여진
오세영
김휘경
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Chem Ltd
Original Assignee
LG Chem Ltd
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
Application filed by LG Chem Ltd filed Critical LG Chem Ltd
Priority to EP18872343.1A priority Critical patent/EP3683873B1/en
Priority to US16/757,893 priority patent/US12542271B2/en
Priority to CN201880066173.XA priority patent/CN111213264B/zh
Priority to JP2020541634A priority patent/JP7047217B2/ja
Priority claimed from KR1020180135104A external-priority patent/KR102460353B1/ko
Publication of WO2019088807A2 publication Critical patent/WO2019088807A2/ko
Publication of WO2019088807A3 publication Critical patent/WO2019088807A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H01M4/36—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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • 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
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

본 발명은 도핑 및 코팅이 적용된 스피넬 구조의 리튬 망간계 제1양극 활물질 및 리튬 니켈망간코발트계 제2양극 활물질을 포함하는 양극, 비표면적(BET)이 0.1 내지 1.2m2/g인 인조 흑연과, 상기 인조 흑연보다 비표면적이 큰 연화 탄소 및 천연 흑연으로 이루어진 군으로부터 선택된 적어도 1종을 포함하는 음극, 상기 양극 및 음극 사이에 개재되는 분리막, 및 전해질을 포함하는 리튬이차전지에 관한 것이다.
PCT/KR2018/013411 2017-11-06 2018-11-06 리튬 이차전지 Ceased WO2019088807A2 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP18872343.1A EP3683873B1 (en) 2017-11-06 2018-11-06 Lithium secondary battery
US16/757,893 US12542271B2 (en) 2017-11-06 2018-11-06 Lithium secondary battery
CN201880066173.XA CN111213264B (zh) 2017-11-06 2018-11-06 锂二次电池
JP2020541634A JP7047217B2 (ja) 2017-11-06 2018-11-06 リチウム二次電池

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20170146924 2017-11-06
KR10-2017-0146924 2017-11-06
KR10-2018-0135104 2018-11-06
KR1020180135104A KR102460353B1 (ko) 2017-11-06 2018-11-06 리튬 이차전지

Publications (2)

Publication Number Publication Date
WO2019088807A2 WO2019088807A2 (ko) 2019-05-09
WO2019088807A3 true WO2019088807A3 (ko) 2019-06-20

Family

ID=66332220

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/013411 Ceased WO2019088807A2 (ko) 2017-11-06 2018-11-06 리튬 이차전지

Country Status (1)

Country Link
WO (1) WO2019088807A2 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102835553B1 (ko) * 2019-09-10 2025-07-17 주식회사 엘지에너지솔루션 리튬이차전지용 양극, 이의 제조방법 및 이를 포함하는 리튬이차전지
JP7275092B2 (ja) * 2020-12-01 2023-05-17 プライムプラネットエナジー＆ソリューションズ株式会社 正極活物質および該正極活物質を備えた非水電解質二次電池
KR102813996B1 (ko) * 2020-12-28 2025-05-27 주식회사 엘지에너지솔루션 이차전지
CN114497442A (zh) * 2022-01-17 2022-05-13 东莞新能安科技有限公司 电化学装置和电子装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070114411A (ko) * 2006-05-29 2007-12-04 주식회사 엘지화학 양극 활물질 및 그것을 포함하고 있는 리튬 이차전지
KR20130125236A (ko) * 2012-05-08 2013-11-18 삼성에스디아이 주식회사 복합양극활물질, 이를 채용한 양극 및 리튬 전지
KR20140095999A (ko) * 2013-01-25 2014-08-04 주식회사 엘지화학 리튬 이차전지용 음극 활물질 및 이를 포함하는 음극
KR20150013077A (ko) * 2013-07-26 2015-02-04 주식회사 엘지화학 양극 활물질 및 이의 제조방법
KR20150028663A (ko) * 2013-09-06 2015-03-16 주식회사 엘지화학 복수의 전극활물질층을 갖는 전극, 이의 제조방법 및 이를 포함하는 전기화학 소자

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070114411A (ko) * 2006-05-29 2007-12-04 주식회사 엘지화학 양극 활물질 및 그것을 포함하고 있는 리튬 이차전지
KR20130125236A (ko) * 2012-05-08 2013-11-18 삼성에스디아이 주식회사 복합양극활물질, 이를 채용한 양극 및 리튬 전지
KR20140095999A (ko) * 2013-01-25 2014-08-04 주식회사 엘지화학 리튬 이차전지용 음극 활물질 및 이를 포함하는 음극
KR20150013077A (ko) * 2013-07-26 2015-02-04 주식회사 엘지화학 양극 활물질 및 이의 제조방법
KR20150028663A (ko) * 2013-09-06 2015-03-16 주식회사 엘지화학 복수의 전극활물질층을 갖는 전극, 이의 제조방법 및 이를 포함하는 전기화학 소자

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3683873A4 *

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Publication number Publication date
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