ATE534513T1 - Polyolefin-mikroporöse membrane - Google Patents

Polyolefin-mikroporöse membrane

Info

Publication number
ATE534513T1
ATE534513T1 AT05788195T AT05788195T ATE534513T1 AT E534513 T1 ATE534513 T1 AT E534513T1 AT 05788195 T AT05788195 T AT 05788195T AT 05788195 T AT05788195 T AT 05788195T AT E534513 T1 ATE534513 T1 AT E534513T1
Authority
AT
Austria
Prior art keywords
microporous membrane
polyolefin microporous
less
polyethylene
layers
Prior art date
Application number
AT05788195T
Other languages
English (en)
Inventor
Masahiro Ohashi
Hiroshi Sogo
Original Assignee
Asahi Kasei Chemicals Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36142608&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE534513(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asahi Kasei Chemicals Corp filed Critical Asahi Kasei Chemicals Corp
Application granted granted Critical
Publication of ATE534513T1 publication Critical patent/ATE534513T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B32B27/205—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents the fillers creating voids or cavities, e.g. by stretching
    • 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
    • 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
    • H01M50/449—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
    • H01M50/489—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/026—Porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/10—Batteries
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/24998—Composite has more than two layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT05788195T 2004-10-01 2005-09-29 Polyolefin-mikroporöse membrane ATE534513T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004290122 2004-10-01
PCT/JP2005/018013 WO2006038532A1 (ja) 2004-10-01 2005-09-29 ポリオレフィン微多孔膜

Publications (1)

Publication Number Publication Date
ATE534513T1 true ATE534513T1 (de) 2011-12-15

Family

ID=36142608

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05788195T ATE534513T1 (de) 2004-10-01 2005-09-29 Polyolefin-mikroporöse membrane

Country Status (8)

Country Link
US (3) US20080193833A1 (de)
EP (1) EP1787805B1 (de)
JP (1) JP4711965B2 (de)
KR (3) KR20110100682A (de)
CN (2) CN102218880A (de)
AT (1) ATE534513T1 (de)
TW (1) TWI294350B (de)
WO (1) WO2006038532A1 (de)

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ATE534513T1 (de) * 2004-10-01 2011-12-15 Asahi Kasei Chemicals Corp Polyolefin-mikroporöse membrane
JP2007188777A (ja) * 2006-01-13 2007-07-26 Sony Corp セパレータおよび非水電解質電池
JP5288736B2 (ja) * 2006-07-13 2013-09-11 旭化成イーマテリアルズ株式会社 セラミック複合体
WO2008059806A1 (en) 2006-11-14 2008-05-22 Asahi Kasei Chemicals Corporation Separator for lithium ion secondary battery and method for manufacturing the separator
ATE538167T1 (de) 2007-01-30 2012-01-15 Asahi Kasei E Materials Corp Mikroporöse polyolefinmembran
JP4936960B2 (ja) * 2007-04-04 2012-05-23 旭化成イーマテリアルズ株式会社 複合微多孔膜、電池用セパレータ、及び複合微多孔膜の製造方法
JP5164413B2 (ja) * 2007-04-04 2013-03-21 旭化成イーマテリアルズ株式会社 複合微多孔膜、電池用セパレータ、及び複合微多孔膜の製造方法
EP2517880B1 (de) * 2007-06-06 2014-03-26 Asahi Kasei E-materials Corporation Mehrschichtige poröse Folie
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JP5473042B2 (ja) * 2007-08-15 2014-04-16 三菱樹脂株式会社 積層多孔性フィルム、それを利用した電池用セパレータおよび電池
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JP5723353B2 (ja) * 2012-12-03 2015-05-27 三菱樹脂株式会社 積層多孔性フィルムの製造方法
JP6063247B2 (ja) * 2012-12-25 2017-01-18 オートモーティブエナジーサプライ株式会社 車両用非水電解液電池およびその使用方法
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JP5756192B2 (ja) * 2014-01-23 2015-07-29 日立マクセル株式会社 リチウムイオン二次電池
JP5825374B2 (ja) * 2014-02-07 2015-12-02 ソニー株式会社 セパレータおよび非水電解質電池
CN106163807B (zh) 2014-04-09 2018-04-24 住友化学株式会社 层叠多孔膜及非水电解液二次电池
JP6612739B2 (ja) * 2014-04-10 2019-11-27 住友化学株式会社 積層多孔質フィルム及び非水電解液二次電池
US9865856B2 (en) 2014-08-29 2018-01-09 Sumitomo Chemical Company, Limited Porous layer, separator formed by laminating porous layer, and non-aqueous electrolyte secondary battery including porous layer or separator
KR101788430B1 (ko) * 2014-08-29 2017-10-19 스미또모 가가꾸 가부시키가이샤 다공질층, 다공질층을 적층하여 이루어지는 세퍼레이터, 및 다공질층 또는 세퍼레이터를 포함하는 비수 전해액 이차 전지
CN111212734B (zh) 2017-10-13 2023-04-25 旭化成株式会社 聚烯烃微多孔膜以及使用其的锂离子二次电池
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JP2023533727A (ja) * 2020-07-01 2023-08-04 セラニーズ・インターナショナル・コーポレーション ポリマー組成物、および同組成物から作製される改良された機械的強度を有する膜
US20240174845A1 (en) 2021-03-30 2024-05-30 Asahi Kasei Kabushiki Kaisha Resin Pellet Composition, Production Method Therefor, and Method for Producing Microporous Film
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KR20070059124A (ko) 2007-06-11
US20080193833A1 (en) 2008-08-14
EP1787805B1 (de) 2011-11-23
WO2006038532A1 (ja) 2006-04-13
US20170288195A1 (en) 2017-10-05
JPWO2006038532A1 (ja) 2008-05-15
TW200613138A (en) 2006-05-01
EP1787805A4 (de) 2010-07-14
CN101031421B (zh) 2011-07-27
TWI294350B (en) 2008-03-11
US20140255753A1 (en) 2014-09-11
EP1787805A1 (de) 2007-05-23
KR101078456B1 (ko) 2011-10-31
KR20080106989A (ko) 2008-12-09
US10384426B2 (en) 2019-08-20
US9741989B2 (en) 2017-08-22
CN101031421A (zh) 2007-09-05
KR20110100682A (ko) 2011-09-14
JP4711965B2 (ja) 2011-06-29

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