KR101724009B1 - 리튬 이차 전지 - Google Patents

리튬 이차 전지 Download PDF

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Publication number
KR101724009B1
KR101724009B1 KR1020130151836A KR20130151836A KR101724009B1 KR 101724009 B1 KR101724009 B1 KR 101724009B1 KR 1020130151836 A KR1020130151836 A KR 1020130151836A KR 20130151836 A KR20130151836 A KR 20130151836A KR 101724009 B1 KR101724009 B1 KR 101724009B1
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South Korea
Prior art keywords
substrate
layer
separator
lithium secondary
secondary battery
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Application number
KR1020130151836A
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English (en)
Korean (ko)
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KR20150019991A (ko
Inventor
남중현
박종환
최연주
이언미
석훈
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삼성에스디아이 주식회사
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Application filed by 삼성에스디아이 주식회사 filed Critical 삼성에스디아이 주식회사
Priority to CN201410295567.6A priority Critical patent/CN104377328B/zh
Priority to US14/327,297 priority patent/US9553293B2/en
Priority to IN2377MU2014 priority patent/IN2014MU02377A/en
Priority to JP2014153890A priority patent/JP6448017B2/ja
Priority to EP14181085.3A priority patent/EP2838137B1/en
Publication of KR20150019991A publication Critical patent/KR20150019991A/ko
Application granted granted Critical
Publication of KR101724009B1 publication Critical patent/KR101724009B1/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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/457—Separators, membranes or diaphragms characterised by the material having a layered structure comprising three or more layers
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417—Polyolefins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/42—Acrylic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/431—Inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • 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)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020130151836A 2013-08-14 2013-12-06 리튬 이차 전지 Active KR101724009B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201410295567.6A CN104377328B (zh) 2013-08-14 2014-06-26 可再充电锂电池
US14/327,297 US9553293B2 (en) 2013-08-14 2014-07-09 Rechargeable lithium battery
IN2377MU2014 IN2014MU02377A (https=) 2013-08-14 2014-07-23
JP2014153890A JP6448017B2 (ja) 2013-08-14 2014-07-29 リチウム二次電池
EP14181085.3A EP2838137B1 (en) 2013-08-14 2014-08-14 Rechargeable lithium battery

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130096828 2013-08-14
KR20130096828 2013-08-14

Publications (2)

Publication Number Publication Date
KR20150019991A KR20150019991A (ko) 2015-02-25
KR101724009B1 true KR101724009B1 (ko) 2017-04-06

Family

ID=52578984

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130151836A Active KR101724009B1 (ko) 2013-08-14 2013-12-06 리튬 이차 전지

Country Status (3)

Country Link
JP (1) JP6448017B2 (https=)
KR (1) KR101724009B1 (https=)
IN (1) IN2014MU02377A (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6570855B2 (ja) * 2015-03-23 2019-09-04 積水化学工業株式会社 セパレータ及び電気化学デバイス
JP6288015B2 (ja) * 2015-09-10 2018-03-07 トヨタ自動車株式会社 非水電解液二次電池
KR102155635B1 (ko) 2016-04-01 2020-09-14 주식회사 엘지화학 접착층을 포함하는 전기화학소자용 분리막 및 상기 분리막을 포함하는 전극 조립체
US11961992B2 (en) 2017-09-07 2024-04-16 Aesc Japan Ltd. Electrode and secondary battery
KR102277391B1 (ko) * 2018-04-18 2021-07-14 주식회사 엘지에너지솔루션 비대칭 구조의 이차전지용 난연 분리막
CN108878748A (zh) * 2018-06-25 2018-11-23 宁德新能源科技有限公司 电化学装置
KR102657727B1 (ko) * 2018-08-21 2024-04-17 에스케이이노베이션 주식회사 리튬 이차 전지용 분리막, 및 이를 포함하는 리튬 이차 전지
KR102279515B1 (ko) 2018-09-03 2021-07-20 삼성에스디아이 주식회사 리튬 이차 전지용 분리막 및 이를 포함하는 리튬 이차 전지
KR102388261B1 (ko) * 2018-10-12 2022-04-18 주식회사 엘지에너지솔루션 다공성 분리막 및 이를 포함하는 리튬 이차 전지
KR102414357B1 (ko) * 2019-01-18 2022-06-29 주식회사 엘지에너지솔루션 이중 코팅층이 형성된 분리막 및 이를 포함하는 이차전지
CN117937055A (zh) * 2019-07-10 2024-04-26 旭化成株式会社 多层多孔膜
JP6773862B2 (ja) * 2019-08-07 2020-10-21 積水化学工業株式会社 セパレータ及びその製造方法
JP7330231B2 (ja) * 2020-06-30 2023-08-21 住友化学株式会社 非水電解液二次電池用積層セパレータ
EP4451453A4 (en) * 2022-10-18 2026-01-07 Lg Energy Solution Ltd SECONDARY BATTERY AND ITS MANUFACTURING PROCESS
CN119905777A (zh) * 2023-10-27 2025-04-29 宁德时代新能源科技股份有限公司 隔膜组件、电池单体、电池和用电装置
CN119890559A (zh) * 2025-01-23 2025-04-25 江苏时代新能源科技有限公司 电池单体、隔离膜、电池、用电装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3175730B2 (ja) * 1998-04-27 2001-06-11 住友化学工業株式会社 非水電解質電池セパレーターとリチウム二次電池
US8405957B2 (en) * 2005-12-08 2013-03-26 Hitachi Maxell, Ltd. Separator for electrochemical device and method for producing the same, and electrochemical device and method for producing the same
JP2008143005A (ja) * 2006-12-08 2008-06-26 Kasai Kogyo Co Ltd 積層成形品の成形方法
JP5483706B2 (ja) * 2010-03-18 2014-05-07 日立マクセル株式会社 リチウムイオン二次電池
KR101265735B1 (ko) * 2010-03-18 2013-05-20 주식회사 아모그린텍 셧다운 기능을 갖는 초극세 섬유상 다공성 분리막 및 그 제조방법과 제조장치
KR101246827B1 (ko) * 2010-11-01 2013-03-28 주식회사 아모그린텍 전극 조립체 및 이를 이용한 이차 전지와 그의 제조방법
KR101358764B1 (ko) * 2011-11-11 2014-02-07 주식회사 엘지화학 세퍼레이터 및 이를 구비한 전기화학소자
KR101369326B1 (ko) * 2011-12-27 2014-03-04 주식회사 엘지화학 세퍼레이터의 제조방법 및 이에 따라 제조된 세퍼레이터를 구비한 전기화학소자
JP2016181323A (ja) * 2013-08-13 2016-10-13 日立マクセル株式会社 電気化学素子用セパレータおよび電気化学素子

Also Published As

Publication number Publication date
JP2015037078A (ja) 2015-02-23
IN2014MU02377A (https=) 2015-10-09
KR20150019991A (ko) 2015-02-25
JP6448017B2 (ja) 2019-01-09

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