PL3989350T3 - Separator mający różnicę porowatości według kierunku grubości i sposób jego wytwarzania - Google Patents

Separator mający różnicę porowatości według kierunku grubości i sposób jego wytwarzania

Info

Publication number
PL3989350T3
PL3989350T3 PL20864395.7T PL20864395T PL3989350T3 PL 3989350 T3 PL3989350 T3 PL 3989350T3 PL 20864395 T PL20864395 T PL 20864395T PL 3989350 T3 PL3989350 T3 PL 3989350T3
Authority
PL
Poland
Prior art keywords
separator
thickness
difference
production
porosity according
Prior art date
Application number
PL20864395.7T
Other languages
English (en)
Inventor
Ji Won Min
Original Assignee
Lg Energy Solution, 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 Energy Solution, Ltd. filed Critical Lg Energy Solution, Ltd.
Publication of PL3989350T3 publication Critical patent/PL3989350T3/pl

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • 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
    • 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
    • H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
    • 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
    • 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
    • H01M50/409—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
    • 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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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
    • H01M50/494—Tensile strength
    • 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)
  • Composite Materials (AREA)
  • Cell Separators (AREA)
PL20864395.7T 2019-09-19 2020-09-02 Separator mający różnicę porowatości według kierunku grubości i sposób jego wytwarzania PL3989350T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190115296A KR102761527B1 (ko) 2019-09-19 2019-09-19 두께 방향에 따라 공극률 차이가 있는 분리막 및 이의 제조방법
PCT/KR2020/011798 WO2021054653A1 (ko) 2019-09-19 2020-09-02 두께 방향에 따라 공극률 차이가 있는 분리막 및 이의 제조방법

Publications (1)

Publication Number Publication Date
PL3989350T3 true PL3989350T3 (pl) 2024-05-27

Family

ID=74884667

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20864395.7T PL3989350T3 (pl) 2019-09-19 2020-09-02 Separator mający różnicę porowatości według kierunku grubości i sposób jego wytwarzania

Country Status (8)

Country Link
US (1) US20220399613A1 (pl)
EP (1) EP3989350B1 (pl)
KR (2) KR102761527B1 (pl)
CN (2) CN118763350A (pl)
ES (1) ES2974806T3 (pl)
HU (1) HUE066037T2 (pl)
PL (1) PL3989350T3 (pl)
WO (1) WO2021054653A1 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118249045A (zh) * 2022-12-22 2024-06-25 宁德时代新能源科技股份有限公司 隔离膜、电池和用电设备

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07161343A (ja) * 1993-10-14 1995-06-23 Sumitomo Electric Ind Ltd 電池用セパレータ
US5830603A (en) * 1993-09-03 1998-11-03 Sumitomo Electric Industries, Ltd. Separator film for a storage battery
DE19741498B4 (de) * 1997-09-20 2008-07-03 Evonik Degussa Gmbh Herstellung eines Keramik-Edelstahlgewebe-Verbundes
DE10255121B4 (de) * 2002-11-26 2017-09-14 Evonik Degussa Gmbh Separator mit asymmetrischem Porengefüge für eine elektrochemische Zelle
KR101278739B1 (ko) * 2008-11-07 2013-06-25 주식회사 엘지화학 중첩 전기화학소자
JP2014102877A (ja) * 2011-03-10 2014-06-05 Panasonic Corp 非水電解質二次電池
KR20130123568A (ko) 2012-05-03 2013-11-13 주식회사 엘지화학 전기화학소자용 분리막, 이의 제조방법 및 이를 포함하는 전기화학소자
JP6337777B2 (ja) * 2012-12-12 2018-06-06 日本電気株式会社 セパレータ、電極素子、蓄電デバイスおよび前記セパレータの製造方法
JP5843116B2 (ja) * 2013-10-04 2016-01-13 トヨタ自動車株式会社 非水電解質二次電池
KR101703956B1 (ko) * 2013-10-30 2017-02-08 주식회사 엘지화학 무기물 입자가 혼입되어 있는 다공성 분리막, 이를 포함하는 전기화학 소자 및 상기 분리막의 제조방법
KR101956963B1 (ko) 2015-02-09 2019-03-12 주식회사 엘지화학 서로 다른 코팅층을 포함하는 리튬 이차전지용 분리막
KR101839754B1 (ko) 2015-04-02 2018-03-19 주식회사 엘지화학 이종 공극의 다층구조 전극 및 그 제조방법
KR102484888B1 (ko) * 2016-12-26 2023-01-04 현대자동차주식회사 안정성이 향상된 이차전지용 분리막 및 이의 제조방법
KR102377721B1 (ko) * 2017-08-25 2022-03-24 에스케이이노베이션 주식회사 다공성 복합 분리막 및 이의 제조방법
KR102423938B1 (ko) 2018-04-02 2022-07-25 한국전자통신연구원 버스트 모드로 광송신을 하기 위한 광망 종단 장치
CN108807822A (zh) * 2018-06-28 2018-11-13 桑顿新能源科技有限公司 一种高安全性锂离子电池隔膜

Also Published As

Publication number Publication date
KR102761527B1 (ko) 2025-02-03
CN114144930B (zh) 2024-08-16
EP3989350A1 (en) 2022-04-27
CN118763350A (zh) 2024-10-11
KR20210033692A (ko) 2021-03-29
CN114144930A (zh) 2022-03-04
WO2021054653A1 (ko) 2021-03-25
ES2974806T3 (es) 2024-07-01
HUE066037T2 (hu) 2024-07-28
EP3989350B1 (en) 2024-03-06
KR20240167757A (ko) 2024-11-28
EP3989350A4 (en) 2022-10-26
US20220399613A1 (en) 2022-12-15

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