CN116722310A - 多层纳米多孔分隔物 - Google Patents

多层纳米多孔分隔物 Download PDF

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Publication number
CN116722310A
CN116722310A CN202310486886.4A CN202310486886A CN116722310A CN 116722310 A CN116722310 A CN 116722310A CN 202310486886 A CN202310486886 A CN 202310486886A CN 116722310 A CN116722310 A CN 116722310A
Authority
CN
China
Prior art keywords
layer
boehmite
separator
coating
nanoporous
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.)
Pending
Application number
CN202310486886.4A
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English (en)
Chinese (zh)
Inventor
大卫·W·埃维森
史蒂文·A·卡尔森
本杰明·斯隆
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 Energy Solution Ltd
Original Assignee
LG Energy Solution Ltd
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Filing date
Publication date
Application filed by LG Energy Solution Ltd filed Critical LG Energy Solution Ltd
Publication of CN116722310A publication Critical patent/CN116722310A/zh
Pending legal-status Critical Current

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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
    • H01M50/446—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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M50/431—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
    • H01M50/431—Inorganic material
    • H01M50/434—Ceramics
    • 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
    • H01M50/443—Particulate 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
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • 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
    • 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
    • H01M50/497—Ionic conductivity
    • 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)
  • Ceramic Engineering (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
  • Secondary Cells (AREA)
CN202310486886.4A 2017-10-13 2018-10-15 多层纳米多孔分隔物 Pending CN116722310A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201762572083P 2017-10-13 2017-10-13
US62/572,083 2017-10-13
CN201880079213.4A CN111448683B (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
PCT/US2018/055862 WO2019075457A2 (en) 2017-10-13 2018-10-15 NANOPOROUS MULTILAYER SEPARATOR

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201880079213.4A Division CN111448683B (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物

Publications (1)

Publication Number Publication Date
CN116722310A true CN116722310A (zh) 2023-09-08

Family

ID=64184195

Family Applications (6)

Application Number Title Priority Date Filing Date
CN202310486886.4A Pending CN116722310A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310498091.5A Pending CN116581479A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310491749.XA Pending CN116632454A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310498191.8A Pending CN116722311A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310491702.3A Pending CN116914372A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN201880079213.4A Active CN111448683B (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物

Family Applications After (5)

Application Number Title Priority Date Filing Date
CN202310498091.5A Pending CN116581479A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310491749.XA Pending CN116632454A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310498191.8A Pending CN116722311A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN202310491702.3A Pending CN116914372A (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物
CN201880079213.4A Active CN111448683B (zh) 2017-10-13 2018-10-15 多层纳米多孔分隔物

Country Status (13)

Country Link
US (8) US10998536B2 (https=)
EP (2) EP3695447B1 (https=)
JP (2) JP7485596B2 (https=)
KR (2) KR102901996B1 (https=)
CN (6) CN116722310A (https=)
AU (3) AU2018346985B2 (https=)
CA (1) CA3078958A1 (https=)
ES (1) ES2988674T3 (https=)
HR (1) HRP20241471T1 (https=)
HU (1) HUE069169T2 (https=)
PL (1) PL3695447T3 (https=)
RS (1) RS66001B1 (https=)
WO (1) WO2019075457A2 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116722310A (zh) * 2017-10-13 2023-09-08 株式会社Lg新能源 多层纳米多孔分隔物
WO2021080052A1 (ko) * 2019-10-25 2021-04-29 주식회사 그리너지 리튬 메탈 음극 구조체, 이를 포함하는 전기화학소자, 및 상기 리튬 메탈 음극 구조체의 제조방법
JP2023500589A (ja) * 2019-10-31 2023-01-10 パシフィック インダストリアル デベロップメント コーポレイション リチウムイオン二次電池用の無機材料
EP4052328A1 (en) * 2019-10-31 2022-09-07 Pacific Industrial Development Corporation Inorganic materials for composite separator in electrochemical cells
KR102892185B1 (ko) * 2019-12-19 2025-12-04 주식회사 엘지에너지솔루션 전기화학소자용 분리막, 상기 분리막을 포함하는 전기화학소자 및 상기 전기화학소자를 제조하는 방법
CN112290161B (zh) * 2020-09-28 2023-08-04 佛山市金辉高科光电材料股份有限公司 一种超低水分陶瓷涂覆锂离子电池隔膜及其制备方法
US20220158298A1 (en) * 2020-11-19 2022-05-19 Solaredge Technologies Ltd. Coated Beohmite Particles for Battery Separators
CN112624165B (zh) * 2020-12-15 2023-04-18 安徽壹石通材料科技股份有限公司 一种勃姆石溶液的制备方法及含有该溶液的电解液
US12584869B2 (en) * 2021-02-26 2026-03-24 Honeywell Limited Boehmite detection and warning system, and concentration indicator for LiB separator sheet manufacturing
KR102368234B1 (ko) * 2021-10-26 2022-03-03 주식회사 케이엠지 이차전지용 바인더, 이를 이용한 복합 분리막 및 이차전지
CN114744363B (zh) * 2022-03-29 2024-05-28 中材锂膜(宁乡)有限公司 锂离子电池隔膜浆料、其制备方法及隔膜
CN115663400A (zh) * 2022-10-21 2023-01-31 重庆造纸工业研究设计院有限责任公司 一种电池隔板及其制备方法
GB2639961A (en) * 2024-03-28 2025-10-08 Hunt Tech Limited Laminate
CN119833885A (zh) * 2025-01-08 2025-04-15 河北金力新能源科技股份有限公司 聚合物-陶瓷一体化锂电池隔膜涂层及其制备方法与应用

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024323A (en) * 1975-02-06 1977-05-17 Evans Products Company Battery separator
US5210114A (en) 1990-10-25 1993-05-11 Graphics Technology International Inc. Process for preparing stable dispersions useful in transparent coatings
US6194098B1 (en) * 1998-12-17 2001-02-27 Moltech Corporation Protective coating for separators for electrochemical cells
JP3756815B2 (ja) 1999-06-22 2006-03-15 三菱電機株式会社 電池用セパレータ及び電池
US6432586B1 (en) 2000-04-10 2002-08-13 Celgard Inc. Separator for a high energy rechargeable lithium battery
JP2001319689A (ja) * 2000-05-08 2001-11-16 Matsushita Electric Ind Co Ltd リチウムポリマー二次電池
KR100775310B1 (ko) 2004-12-22 2007-11-08 주식회사 엘지화학 유/무기 복합 다공성 분리막 및 이를 이용한 전기 화학소자
TWI330136B (en) 2005-11-28 2010-09-11 Lg Chemical Ltd Organic/inorganic composite porous membrane and electrochemical device using the same
CA2632364C (en) 2005-12-06 2014-02-18 Lg Chem, Ltd. Organic/inorganic composite separator having morphology gradient, manufacturing method thereof and electrochemical device containing the same
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
US8883354B2 (en) 2006-02-15 2014-11-11 Optodot Corporation Separators for electrochemical cells
KR101223081B1 (ko) * 2006-09-07 2013-01-17 히다치 막셀 가부시키가이샤 전지용 세퍼레이터 및 리튬 2차 전지
WO2008062727A1 (en) * 2006-11-20 2008-05-29 Teijin Limited Separator for nonaqueous secondary battery, process for producing the same, and nonaqueous secondary battery
PL2116372T3 (pl) 2007-01-30 2018-08-31 Asahi Kasei Kabushiki Kaisha Wielowarstwowa porowata membrana i sposób jej wytwarzania
KR100727248B1 (ko) 2007-02-05 2007-06-11 주식회사 엘지화학 다공성 활성층이 코팅된 유기/무기 복합 분리막 및 이를구비한 전기화학소자
KR20100051710A (ko) * 2007-10-03 2010-05-17 히다치 막셀 가부시키가이샤 전지용 세퍼레이터 및 비수전해액 전지
US8815435B2 (en) * 2008-08-19 2014-08-26 Teijin Limited Separator for nonaqueous secondary battery
TWI509865B (zh) * 2009-01-12 2015-11-21 A123 Systems Llc 層疊電池單元及其製造方法
CN102341238B (zh) * 2009-05-21 2015-09-16 旭化成电子材料株式会社 多层多孔膜
KR101117126B1 (ko) * 2010-04-19 2012-02-24 한국과학기술연구원 금속산화물 초극세 섬유-기반 내열성 복합 분리막 및 이를 이용한 이차전지
EP2596538B1 (en) 2010-07-19 2018-12-19 Optodot Corporation Separators for electrochemical cells
KR101522485B1 (ko) * 2011-03-16 2015-05-21 도요타지도샤가부시키가이샤 비수 전해질 2차 전지 및 차량
JP5796367B2 (ja) 2011-06-22 2015-10-21 日産自動車株式会社 耐熱絶縁層付セパレータ
JP6003041B2 (ja) 2011-11-10 2016-10-05 日産自動車株式会社 耐熱絶縁層付セパレータ
JP2015028840A (ja) 2011-11-29 2015-02-12 日立マクセル株式会社 非水電解液電池用セパレータおよび非水電解液電池
JP6179125B2 (ja) 2012-04-09 2017-08-16 株式会社Ｇｓユアサ 蓄電素子
WO2014030507A1 (ja) 2012-08-23 2014-02-27 Jnc株式会社 耐熱性に優れた複合多孔質膜
JP5751454B2 (ja) 2012-12-14 2015-07-22 トヨタ自動車株式会社 非水電解質二次電池
KR102423012B1 (ko) 2013-03-15 2022-07-19 암테크 리서치 인터내셔널 엘엘씨 독립형 치수적 안정한 미공성 웹
EP3306708B1 (en) * 2013-03-19 2019-07-03 Murata Manufacturing Co., Ltd. Separator, battery, battery pack, electronic apparatus, electric vehicle, power storage device, and power system
KR102294032B1 (ko) * 2013-04-29 2021-08-27 옵토도트 코포레이션 증가된 열 전도율을 갖는 나노기공성 복합체 분리기들
CN103383925B (zh) 2013-07-02 2015-06-03 京东方科技集团股份有限公司 显示设备、裸眼3d功能面板的信号基板及其制造方法
JP5923747B2 (ja) * 2013-12-04 2016-05-25 パナソニックＩｐマネジメント株式会社 ナトリウム二次電池
US9548362B2 (en) * 2014-10-10 2017-01-17 Taiwan Semiconductor Manufacturing Company, Ltd. High mobility devices with anti-punch through layers and methods of forming same
JP6399921B2 (ja) * 2014-12-22 2018-10-03 三星エスディアイ株式会社Samsung SDI Co., Ltd. 非水電解質二次電池用電極巻回素子、それを用いた非水電解質二次電池、及び非水電解質二次電池用電極巻回素子の製造方法
US20180019457A1 (en) 2015-01-28 2018-01-18 Hercules Llc Ceramic binder composition for ceramic coated separator for lithium ion batteries, methods of producing same, and uses thereof
US10381623B2 (en) * 2015-07-09 2019-08-13 Optodot Corporation Nanoporous separators for batteries and related manufacturing methods
CN107851762B (zh) * 2015-07-10 2021-06-25 株式会社Lg化学 隔板和包括该隔板的电化学装置
KR102544227B1 (ko) * 2016-04-12 2023-06-16 에스케이이노베이션 주식회사 리튬이차전지용 분리막 및 이를 포함하는 리튬이차전지
KR101940166B1 (ko) * 2016-04-14 2019-01-18 삼성에스디아이 주식회사 다공성 내열층 조성물, 다공성 내열층을 포함하는 분리막, 및 상기 분리막을 이용한 전기 화학 전지
KR20180000561A (ko) * 2016-06-23 2018-01-03 에스케이이노베이션 주식회사 내열성 및 전해액 함침성이 우수한 세퍼레이터
CN116722310A (zh) * 2017-10-13 2023-09-08 株式会社Lg新能源 多层纳米多孔分隔物

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US20220094018A1 (en) 2022-03-24
AU2023200585A1 (en) 2023-03-09
HUE069169T2 (hu) 2025-02-28
US10998536B2 (en) 2021-05-04
US12412922B2 (en) 2025-09-09
US20250158107A1 (en) 2025-05-15
EP4485666A3 (en) 2025-10-29
WO2019075457A2 (en) 2019-04-18
US20240266593A1 (en) 2024-08-08
JP2024105412A (ja) 2024-08-06
US11973181B2 (en) 2024-04-30
AU2023200585B2 (en) 2024-06-13
PL3695447T3 (pl) 2025-01-07
US20260074273A1 (en) 2026-03-12
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