PL3141385T3 - Poliolefinowa laminowana porowata folia, wykorzystujący ją separator baterii i sposób jej wytwarzania - Google Patents

Poliolefinowa laminowana porowata folia, wykorzystujący ją separator baterii i sposób jej wytwarzania

Info

Publication number
PL3141385T3
PL3141385T3 PL15789518T PL15789518T PL3141385T3 PL 3141385 T3 PL3141385 T3 PL 3141385T3 PL 15789518 T PL15789518 T PL 15789518T PL 15789518 T PL15789518 T PL 15789518T PL 3141385 T3 PL3141385 T3 PL 3141385T3
Authority
PL
Poland
Prior art keywords
manufacturing
same
porous film
method therefor
battery separator
Prior art date
Application number
PL15789518T
Other languages
English (en)
Inventor
Masami Sugata
Koichi Matano
Naoki Mizuno
Original Assignee
Toray Industries, Inc.
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 Toray Industries, Inc. filed Critical Toray Industries, Inc.
Publication of PL3141385T3 publication Critical patent/PL3141385T3/pl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/06Embossing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403Manufacturing processes of separators, membranes or diaphragms
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403Manufacturing processes of separators, membranes or diaphragms
    • H01M50/406Moulding; Embossing; Cutting
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/411Organic material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/411Organic material
    • H01M50/414Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/417Polyolefins
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409Separators, membranes or diaphragms characterised by the material
    • H01M50/449Separators, membranes or diaphragms characterised by the material having a layered structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491Porosity
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/494Tensile strength
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00Condition, form or state of the layers or laminate
    • B32B2305/02Cellular or porous
    • B32B2305/026Porous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/10Polypropylene
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Cell Separators (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
PL15789518T 2014-05-09 2015-04-28 Poliolefinowa laminowana porowata folia, wykorzystujący ją separator baterii i sposób jej wytwarzania PL3141385T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2014098153 2014-05-09
JP2014183047 2014-09-09
PCT/JP2015/062904 WO2015170653A1 (ja) 2014-05-09 2015-04-28 ポリオレフィン製積層多孔質膜、それを用いた電池用セパレータおよびそれらの製造方法
EP15789518.6A EP3141385B1 (en) 2014-05-09 2015-04-28 Polyolefin laminated porous film, battery separator using same and manufacturing method therefor

Publications (1)

Publication Number Publication Date
PL3141385T3 true PL3141385T3 (pl) 2021-04-19

Family

ID=54392505

Family Applications (1)

Application Number Title Priority Date Filing Date
PL15789518T PL3141385T3 (pl) 2014-05-09 2015-04-28 Poliolefinowa laminowana porowata folia, wykorzystujący ją separator baterii i sposób jej wytwarzania

Country Status (10)

Country Link
US (1) US10343382B2 (pl)
EP (2) EP3141385B1 (pl)
JP (1) JP6558363B2 (pl)
KR (1) KR102276328B1 (pl)
CN (1) CN106457804B (pl)
HU (1) HUE052664T2 (pl)
MY (1) MY179092A (pl)
PL (1) PL3141385T3 (pl)
SG (2) SG11201609289PA (pl)
WO (1) WO2015170653A1 (pl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3340343B1 (en) * 2016-12-20 2022-11-23 Asahi Kasei Kabushiki Kaisha Separator for power storage device, and laminated body, roll and secondary battery using it
JP6346986B1 (ja) * 2016-12-20 2018-06-20 旭化成株式会社 蓄電デバイス用セパレータ並びにこれを用いた積層体、捲回体及び二次電池
US20180254446A1 (en) * 2017-03-03 2018-09-06 Sumitomo Chemical Company, Limited Nonaqueous electrolyte secondary battery separator
JP7055662B2 (ja) * 2017-03-03 2022-04-18 住友化学株式会社 フィルム製造装置およびフィルム製造方法
US10553902B2 (en) * 2017-04-14 2020-02-04 Sumitomo Chemical Company, Limited Nonaqueous electrolyte secondary battery insulating porous layer
WO2019065787A1 (ja) * 2017-09-29 2019-04-04 東レ株式会社 多孔性フィルム、二次電池用セパレータ及び二次電池
EP4375059A4 (en) * 2021-07-19 2025-07-30 Toray Industries POLYOLEFIN MULTILAYER MICROPOROUS MEMBRANE, LAMINATED POLYOLEFIN MULTILAYER MICROPOROUS MEMBRANE, AND BATTERY SEPARATOR
JP2025532090A (ja) * 2022-09-19 2025-09-29 アムテック リサーチ インターナショナル エルエルシー 二重層オイル充填シートからの二軸配向膜

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931083B1 (pl) 1970-08-17 1974-08-19
JPS60104837U (ja) * 1983-12-21 1985-07-17 京セラミタ株式会社 結露除去装置
JP3302754B2 (ja) * 1993-01-26 2002-07-15 花王株式会社 油剤の塗工方法
JPH0939075A (ja) * 1995-07-26 1997-02-10 Unitika Ltd ポリアミドフィルムの製造方法
JP4746771B2 (ja) 2001-06-19 2011-08-10 東レ東燃機能膜合同会社 ポリオレフィン微多孔膜の製造方法
JP4344550B2 (ja) 2002-06-25 2009-10-14 東燃化学株式会社 ポリオレフィン微多孔膜の製造方法及びポリオレフィン微多孔膜
US7780833B2 (en) * 2005-07-26 2010-08-24 John Hawkins Electrochemical ion exchange with textured membranes and cartridge
KR20080068722A (ko) 2005-10-24 2008-07-23 토넨 케미칼 코퍼레이션 폴리올레핀 다층 미세 다공막 및 그 제조 방법 및 전지용세페레이터
WO2007106868A2 (en) * 2006-03-14 2007-09-20 University Of Rochester Cell culture devices having ultrathin porous membrane and uses thereof
JP5202816B2 (ja) * 2006-04-07 2013-06-05 東レバッテリーセパレータフィルム株式会社 ポリオレフィン微多孔膜及びその製造方法
US7981536B2 (en) * 2006-08-31 2011-07-19 Toray Tonen Specialty Separator Godo Kaisha Microporous membrane, battery separator and battery
KR101156248B1 (ko) * 2006-10-30 2012-06-13 아사히 가세이 케미칼즈 가부시키가이샤 폴리올레핀제 미다공막
JP4931083B2 (ja) 2007-01-30 2012-05-16 旭化成イーマテリアルズ株式会社 多層多孔膜及びその製造方法
US8822082B2 (en) * 2007-03-15 2014-09-02 Hitachi Maxwell, Ltd. Separator for electrochemical device, electrode for electrochemical device, and electrochemical device
EP2517879B2 (en) 2007-06-06 2020-03-18 Asahi Kasei Kabushiki Kaisha Multilayer porous film
EP2169742A4 (en) 2007-06-06 2013-06-26 Teijin Ltd MICROPOROUS POLYOLEFIN MEMBRANE BASE FOR A SEPARATE WATER-FREE SECONDARY BATTERY, METHOD FOR THE PRODUCTION THEREOF, A WATER-FREE SECONDARY BATTERY DISTRIBUTOR AND A WATER-FREE SECONDARY BATTERY
US8709640B2 (en) * 2007-08-31 2014-04-29 Toray Battery Separator Film Co., Ltd Multi-layer, microporous polyolefin membrane, its production method, battery separator and battery
US8507124B2 (en) * 2007-11-14 2013-08-13 Toray Battery Separator Film Co., Ltd. Multi-layer, microporous membrane, battery separator and battery
JP5369602B2 (ja) 2008-10-22 2013-12-18 株式会社エクォス・リサーチ 車両
JP5259721B2 (ja) 2009-03-13 2013-08-07 日立マクセル株式会社 電池用セパレータおよびそれを用いた非水電解液電池
KR101044700B1 (ko) 2009-03-16 2011-06-28 (주)베이직테크 엘이디 표시장치의 전원공급장치 및 전원공급방법
US20100294363A1 (en) * 2009-05-22 2010-11-25 Mitsubishi Polyester Film, Inc. Coated Polyester Film For Lamination to Ethylene-Vinyl Acetate Layers
MY183586A (en) * 2010-06-25 2021-02-27 Toray Industries Composite porous membrane, method for producing composite porous membrane and battery separator using same
JP5495210B2 (ja) 2010-07-21 2014-05-21 東レバッテリーセパレータフィルム株式会社 複合多孔質膜、複合多孔質膜の製造方法並びにそれを用いた電池用セパレーター
JP5629542B2 (ja) 2010-10-04 2014-11-19 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
US20130288103A1 (en) * 2010-11-05 2013-10-31 Toray Battery Separator Film Co., Ltd. Composite porous film and method for manufacturing same
JP6222083B2 (ja) * 2012-03-30 2017-11-01 東レ株式会社 ポリエチレン微多孔膜およびその製造方法
JP5857151B2 (ja) * 2013-02-27 2016-02-10 東レバッテリーセパレータフィルム株式会社 ポリオレフィン多孔質膜、それを用いた電池用セパレータおよびそれらの製造方法
WO2014175050A1 (ja) * 2013-04-22 2014-10-30 東レバッテリーセパレータフィルム株式会社 積層多孔質膜及びその製造方法ならびに電池用セパレータ
KR102294239B1 (ko) * 2014-02-27 2021-08-25 제온 코포레이션 2 차 전지 다공막용 바인더 조성물, 2 차 전지 다공막용 슬러리, 2 차 전지용 다공막 및 2 차 전지

Also Published As

Publication number Publication date
US10343382B2 (en) 2019-07-09
CN106457804B (zh) 2018-12-28
HUE052664T2 (hu) 2021-05-28
JPWO2015170653A1 (ja) 2017-06-01
WO2015170653A1 (ja) 2015-11-12
MY179092A (en) 2020-10-27
KR20170013215A (ko) 2017-02-06
SG11201609289PA (en) 2016-12-29
EP3369549A1 (en) 2018-09-05
JP6558363B2 (ja) 2019-08-14
CN106457804A (zh) 2017-02-22
SG10201809926TA (en) 2018-12-28
US20170282513A1 (en) 2017-10-05
EP3141385A1 (en) 2017-03-15
EP3141385A4 (en) 2018-03-21
KR102276328B1 (ko) 2021-07-12
EP3141385B1 (en) 2020-10-21

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