CN113631644A - 聚烯烃微多孔膜、电池用隔板、二次电池和聚烯烃微多孔膜的制造方法 - Google Patents

聚烯烃微多孔膜、电池用隔板、二次电池和聚烯烃微多孔膜的制造方法 Download PDF

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Publication number
CN113631644A
CN113631644A CN202080022113.5A CN202080022113A CN113631644A CN 113631644 A CN113631644 A CN 113631644A CN 202080022113 A CN202080022113 A CN 202080022113A CN 113631644 A CN113631644 A CN 113631644A
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CN
China
Prior art keywords
microporous membrane
polyolefin microporous
polyolefin
strength
less
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
CN202080022113.5A
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English (en)
Chinese (zh)
Inventor
丰田直树
田中宽子
石原毅
中岛龙太
藤原聪士
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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Filing date
Publication date
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of CN113631644A publication Critical patent/CN113631644A/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
    • H01M50/411—Organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • H01M50/489—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
    • H01M50/494—Tensile strength
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cell Separators (AREA)
  • Secondary Cells (AREA)
CN202080022113.5A 2019-03-29 2020-03-27 聚烯烃微多孔膜、电池用隔板、二次电池和聚烯烃微多孔膜的制造方法 Pending CN113631644A (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2019-068113 2019-03-29
JP2019068114 2019-03-29
JP2019-068114 2019-03-29
JP2019068115 2019-03-29
JP2019-068115 2019-03-29
JP2019068113 2019-03-29
PCT/JP2020/014348 WO2020203901A1 (ja) 2019-03-29 2020-03-27 ポリオレフィン微多孔膜、電池用セパレータ、二次電池及びポリオレフィン微多孔膜の製造方法

Publications (1)

Publication Number Publication Date
CN113631644A true CN113631644A (zh) 2021-11-09

Family

ID=72668922

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080022113.5A Pending CN113631644A (zh) 2019-03-29 2020-03-27 聚烯烃微多孔膜、电池用隔板、二次电池和聚烯烃微多孔膜的制造方法

Country Status (4)

Country Link
EP (1) EP3950795B1 (https=)
JP (1) JP7380570B2 (https=)
CN (1) CN113631644A (https=)
WO (1) WO2020203901A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115501762A (zh) * 2022-10-27 2022-12-23 上海恩捷新材料科技有限公司 孔径小、孔径集中度高的滤膜及制备方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4001348A1 (en) * 2020-11-20 2022-05-25 Toray Industries, Inc. Polyolefin microporous membrane, battery separator, and secondary battery
WO2022271890A1 (en) * 2021-06-23 2022-12-29 Celgard, Llc Laminate material and desiccant bags comprising the same
JP7831033B2 (ja) * 2022-03-16 2026-03-17 東レ株式会社 ポリオレフィン微多孔膜および濾過フィルター
WO2023243804A1 (ko) 2022-06-14 2023-12-21 주식회사 엘지에너지솔루션 전기화학소자용 폴리올레핀 분리막 및 이를 구비한 전기화학소자
JP7718598B1 (ja) * 2023-09-27 2025-08-05 東レ株式会社 ポリオレフィン微多孔膜、電池用セパレータおよびリチウムイオン二次電池

Citations (3)

* Cited by examiner, † Cited by third party
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JP2012102199A (ja) * 2010-11-08 2012-05-31 Asahi Kasei E-Materials Corp ポリオレフィン微多孔膜、及び蓄電デバイス
CN106170509A (zh) * 2013-12-06 2016-11-30 东丽电池隔膜株式会社 聚烯烃微多孔膜、非水电解液系二次电池用隔膜、聚烯烃微多孔膜卷绕体、非水电解液系二次电池和聚烯烃微多孔膜的制造方法
WO2018180714A1 (ja) * 2017-03-31 2018-10-04 東レ株式会社 ポリオレフィン微多孔膜、非水電解液系二次電池用セパレータ、及び非水電解液系二次電池

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JP4127989B2 (ja) 2001-09-12 2008-07-30 帝人株式会社 非水系二次電池用セパレータ及び非水系二次電池
JP3681720B2 (ja) 2001-12-06 2005-08-10 旭化成ケミカルズ株式会社 ポリオレフィン製微多孔膜
JP4804079B2 (ja) 2004-09-30 2011-10-26 旭化成イーマテリアルズ株式会社 ポリオレフィン製微多孔膜
WO2009054460A1 (ja) 2007-10-26 2009-04-30 Asahi Kasei Chemicals Corporation 気体分離膜
JP2011192529A (ja) 2010-03-15 2011-09-29 Teijin Ltd ポリオレフィン微多孔膜、非水系二次電池用セパレータ及び非水系二次電池
JP2012048987A (ja) 2010-08-26 2012-03-08 Teijin Ltd ポリオレフィン微多孔膜、非水系二次電池用セパレータ、及び非水系二次電池
JP6120828B2 (ja) 2012-03-28 2017-04-26 旭化成株式会社 多孔膜及び多層多孔膜
JP2019068114A (ja) 2016-02-16 2019-04-25 シャープ株式会社 端末装置、ＭＭＥ（ＭｏｂｉｌｉｔｙＭａｎａｇｅｍｅｎｔＥｎｔｉｔｙ）、および通信制御方法
JP2019068113A (ja) 2016-02-16 2019-04-25 シャープ株式会社 端末装置、ＭＭＥ（ＭｏｂｉｌｉｔｙＭａｎａｇｅｍｅｎｔＥｎｔｉｔｙ）、および通信制御方法
JP2019068115A (ja) 2016-02-23 2019-04-25 三菱電機株式会社 映像処理装置、映像処理方法、及び、監視システム
CN108539102B (zh) 2017-03-03 2021-01-15 住友化学株式会社 非水电解液二次电池用间隔件
JP6496762B2 (ja) 2017-03-03 2019-04-03 住友化学株式会社 非水電解液二次電池用セパレータ
JP2018193496A (ja) 2017-05-18 2018-12-06 国立大学法人岐阜大学 微多孔性フィルム及びその製造方法並びに電池用セパレータ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012102199A (ja) * 2010-11-08 2012-05-31 Asahi Kasei E-Materials Corp ポリオレフィン微多孔膜、及び蓄電デバイス
CN106170509A (zh) * 2013-12-06 2016-11-30 东丽电池隔膜株式会社 聚烯烃微多孔膜、非水电解液系二次电池用隔膜、聚烯烃微多孔膜卷绕体、非水电解液系二次电池和聚烯烃微多孔膜的制造方法
WO2018180714A1 (ja) * 2017-03-31 2018-10-04 東レ株式会社 ポリオレフィン微多孔膜、非水電解液系二次電池用セパレータ、及び非水電解液系二次電池

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115501762A (zh) * 2022-10-27 2022-12-23 上海恩捷新材料科技有限公司 孔径小、孔径集中度高的滤膜及制备方法
CN115501762B (zh) * 2022-10-27 2023-08-08 上海恩捷新材料科技有限公司 孔径小、孔径集中度高的滤膜及制备方法

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JP7380570B2 (ja) 2023-11-15
JPWO2020203901A1 (https=) 2020-10-08
EP3950795B1 (en) 2024-12-25
KR20210148119A (ko) 2021-12-07
EP3950795A4 (en) 2023-01-18
EP3950795A1 (en) 2022-02-09
WO2020203901A1 (ja) 2020-10-08

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