RU2007139825A - Способ получения микропористых полиолефиновых мембран и микропористые мембраны - Google Patents
Способ получения микропористых полиолефиновых мембран и микропористые мембраны Download PDFInfo
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- RU2007139825A RU2007139825A RU2007139825/04A RU2007139825A RU2007139825A RU 2007139825 A RU2007139825 A RU 2007139825A RU 2007139825/04 A RU2007139825/04 A RU 2007139825/04A RU 2007139825 A RU2007139825 A RU 2007139825A RU 2007139825 A RU2007139825 A RU 2007139825A
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- Prior art keywords
- stretching
- membrane
- polyolefin
- membranes
- temperature
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- 239000012528 membrane Substances 0.000 title claims abstract 10
- 229920000098 polyolefin Polymers 0.000 title claims abstract 7
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract 10
- 239000002904 solvent Substances 0.000 claims abstract 4
- 230000006835 compression Effects 0.000 claims abstract 3
- 238000007906 compression Methods 0.000 claims abstract 3
- 238000000137 annealing Methods 0.000 claims abstract 2
- 238000001816 cooling Methods 0.000 claims abstract 2
- 238000002425 crystallisation Methods 0.000 claims abstract 2
- 230000008025 crystallization Effects 0.000 claims abstract 2
- 238000002844 melting Methods 0.000 claims abstract 2
- 230000008018 melting Effects 0.000 claims abstract 2
- 238000002156 mixing Methods 0.000 claims abstract 2
- 230000035699 permeability Effects 0.000 claims abstract 2
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract 2
- 239000011159 matrix material Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/26—Polyalkenes
- B01D71/262—Polypropylene
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- 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
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- 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
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
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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
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
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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
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
- H01M50/406—Moulding; Embossing; Cutting
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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
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
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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
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/426—Fluorocarbon polymers
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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
- H01M50/489—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
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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
- H01M50/489—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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/20—Specific permeability or cut-off range
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/24—Mechanical properties, e.g. strength
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0608—PE, i.e. polyethylene characterised by its density
- B29K2023/0641—MDPE, i.e. medium density polyethylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
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- 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
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- 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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Cell Separators (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
1. Способ получения микропористых полиолефиновых мембран, включающий стадии (1) смешивания в расплаве полиолефина и мембранообразующего растворителя, (2) экструдирования полученного смешанного расплава через матричное отверстие, (3) охлаждения экструдата с образованием гелевой формы, (4) по меньшей мере, одноосного растяжения гелевой формы, (5) удаления мембранообразующего растворителя и (6) повторного растяжения полученной мембраны, причем температура повторного растяжения равна или ниже температуры кристаллизации РЕ +20°С, и скорость повторного растяжения составляет 3%/сек или более в направлении растяжения. ! 2. Способ по п.1, где увеличение при повторном растяжении составляет 1,1-2,5 раза в направлении повторного растяжения. ! 3. Способ по п.1, где мембрану термоотверждают при температуре, равной или ниже температуры плавления полиолефина +10°С после второго растяжения. ! 4. Способ по п.1, где после упомянутого повторного растяжения проводят отжиг таким образом, что длина мембраны в направлении повторного растяжения составляет менее 91% от длины до второго растяжения. ! 5. Способ по любому из пп.1-4, где соотношение изменений тощины после сжатия при нагревании при 2,2 МПа и 90°С в течение 5 мин составляет 15% или более, и где воздухопроницаемость после упомянутого сжатия при нагревании составляет 700 с/100 см3/20 мкм или менее.
Claims (5)
1. Способ получения микропористых полиолефиновых мембран, включающий стадии (1) смешивания в расплаве полиолефина и мембранообразующего растворителя, (2) экструдирования полученного смешанного расплава через матричное отверстие, (3) охлаждения экструдата с образованием гелевой формы, (4) по меньшей мере, одноосного растяжения гелевой формы, (5) удаления мембранообразующего растворителя и (6) повторного растяжения полученной мембраны, причем температура повторного растяжения равна или ниже температуры кристаллизации РЕ +20°С, и скорость повторного растяжения составляет 3%/сек или более в направлении растяжения.
2. Способ по п.1, где увеличение при повторном растяжении составляет 1,1-2,5 раза в направлении повторного растяжения.
3. Способ по п.1, где мембрану термоотверждают при температуре, равной или ниже температуры плавления полиолефина +10°С после второго растяжения.
4. Способ по п.1, где после упомянутого повторного растяжения проводят отжиг таким образом, что длина мембраны в направлении повторного растяжения составляет менее 91% от длины до второго растяжения.
5. Способ по любому из пп.1-4, где соотношение изменений тощины после сжатия при нагревании при 2,2 МПа и 90°С в течение 5 мин составляет 15% или более, и где воздухопроницаемость после упомянутого сжатия при нагревании составляет 700 с/100 см3/20 мкм или менее.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-095649 | 2005-03-29 | ||
JP2005095649 | 2005-03-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2007139825A true RU2007139825A (ru) | 2009-05-10 |
RU2432372C2 RU2432372C2 (ru) | 2011-10-27 |
Family
ID=37053421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2007139825/04A RU2432372C2 (ru) | 2005-03-29 | 2006-03-28 | Способ получения микропористых полиолефиновых мембран и микропористые мембраны |
Country Status (9)
Country | Link |
---|---|
US (1) | US20090008816A1 (ru) |
EP (1) | EP1873193B1 (ru) |
JP (1) | JP5021461B2 (ru) |
KR (1) | KR101265556B1 (ru) |
CN (1) | CN101151308B (ru) |
CA (1) | CA2602824A1 (ru) |
RU (1) | RU2432372C2 (ru) |
TW (1) | TWI403549B (ru) |
WO (1) | WO2006104165A1 (ru) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2602830A1 (en) * | 2005-03-31 | 2006-10-12 | Tonen Chemical Corporation | Method for producing microporous polyolefin membrane and microporous membrane |
RU2422191C2 (ru) * | 2005-03-31 | 2011-06-27 | Тонен Кемикал Корпорейшн | Микропористые полиолефиновые мембраны и способы их получения |
JP5325405B2 (ja) * | 2007-10-09 | 2013-10-23 | 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 |
JP2009149710A (ja) * | 2007-12-19 | 2009-07-09 | Asahi Kasei E-Materials Corp | ポリオレフィン製微多孔膜 |
US20100255376A1 (en) * | 2009-03-19 | 2010-10-07 | Carbon Micro Battery Corporation | Gas phase deposition of battery separators |
PL2414087T3 (pl) * | 2009-03-30 | 2019-06-28 | Toray Industries, Inc. | Mikroporowate membrany, sposób wytwarzania takich membran oraz zastosowanie takich membran jako film separatora baterii |
CN102473887B (zh) * | 2010-03-23 | 2015-07-08 | 帝人株式会社 | 聚烯烃微多孔膜、非水系二次电池用隔膜、非水系二次电池及聚烯烃微多孔膜的制造方法 |
JP4806735B1 (ja) * | 2010-03-24 | 2011-11-02 | 帝人株式会社 | ポリオレフィン微多孔膜及びその製造方法、非水系二次電池用セパレータ、並びに非水系二次電池 |
US10753023B2 (en) | 2010-08-13 | 2020-08-25 | Kimberly-Clark Worldwide, Inc. | Toughened polylactic acid fibers |
KR101783087B1 (ko) | 2010-12-28 | 2017-09-28 | 아사히 가세이 이-매터리얼즈 가부시키가이샤 | 폴리올레핀계 다공질 막 및 그의 제조 방법 |
KR101886681B1 (ko) * | 2012-01-06 | 2018-08-08 | 에스케이이노베이션 주식회사 | 폴리올레핀계 미세다공막 및 그 제조방법 |
JP5694971B2 (ja) * | 2012-02-08 | 2015-04-01 | 住友化学株式会社 | ポリオレフィン微多孔フィルムの製造方法及び積層多孔フィルムの製造方法 |
US9276244B2 (en) | 2012-02-08 | 2016-03-01 | Sumitomo Chemical Company, Limited | Method for producing polyolefin porous film, and laminated porous film |
JP6222087B2 (ja) * | 2012-06-07 | 2017-11-01 | 三菱ケミカル株式会社 | ポリオレフィン系樹脂多孔性フィルム |
JP6347210B2 (ja) * | 2012-10-03 | 2018-06-27 | 東レ株式会社 | 二軸延伸微多孔フィルム |
JP6100022B2 (ja) * | 2013-02-25 | 2017-03-22 | 旭化成株式会社 | ポリオレフィン微多孔膜の製造方法 |
US11965083B2 (en) | 2013-06-12 | 2024-04-23 | Kimberly-Clark Worldwide, Inc. | Polyolefin material having a low density |
WO2014199276A1 (en) | 2013-06-12 | 2014-12-18 | Kimberly-Clark Worldwide, Inc. | Polymeric material for use in thermal insulation |
AU2014279792B2 (en) | 2013-06-12 | 2017-06-22 | Kimberly-Clark Worldwide, Inc. | Polyolefin film for use in packaging |
JP6555252B2 (ja) * | 2014-03-24 | 2019-08-07 | 東レ株式会社 | 微多孔プラスチックフィルムの製造方法 |
JP5876632B1 (ja) * | 2014-05-28 | 2016-03-02 | 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およびその製造方法 |
CN111533935B (zh) * | 2014-11-18 | 2023-06-16 | 东丽株式会社 | 聚烯烃微多孔膜、电池用隔膜及其制造方法 |
WO2018043331A1 (ja) * | 2016-08-29 | 2018-03-08 | 東レ株式会社 | 微多孔膜、リチウムイオン二次電池及び微多孔膜製造方法 |
CN110350155B (zh) * | 2018-04-04 | 2022-01-14 | 北京师范大学 | 一种含沿横向拉伸方向取向的纳米纤维状多孔层的复合微孔膜 |
JP7121370B2 (ja) * | 2018-07-24 | 2022-08-18 | 興人フィルム&ケミカルズ株式会社 | 通気性フィルム |
US20240055722A1 (en) * | 2020-10-30 | 2024-02-15 | Asahi Kasei Kabushiki Kaisha | Polyolefin microporous membrane |
CN113263747B (zh) * | 2021-05-25 | 2022-02-01 | 四川大学 | 一种大面积超高分子量聚乙烯超薄膜及其制备方法 |
KR102641989B1 (ko) * | 2023-09-27 | 2024-02-29 | 에이치디현대오일뱅크 주식회사 | 불소계 수지 다공성 막의 제조방법 및 그 방법에 의해 제조된 불소계 수지 다공성 막 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51119069A (en) * | 1975-03-20 | 1976-10-19 | Nippon Oil Co Ltd | Method of producing permeable film |
DE3889799T2 (de) * | 1987-07-23 | 1995-01-12 | Dsm Nv | Verfahren zur Herstellen von dünnen gestreckten Folien aus Polyolefinen mit ultrahoch-molekularem Gewicht. |
US4833026A (en) * | 1987-10-08 | 1989-05-23 | Minnesota Mining And Manufacturing Company | Breathable, waterproof sheet materials and methods for making the same |
JP2657430B2 (ja) * | 1991-01-30 | 1997-09-24 | 東燃株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
DE19638416C1 (de) * | 1996-09-19 | 1997-11-13 | Gore W L & Ass Gmbh | Formkörper aus einem Blend eines Fluorpolymeren und eines Thermoplasten und Verfahren zu dessen Herstellung |
JPH10237201A (ja) * | 1997-02-24 | 1998-09-08 | Mitsui Chem Inc | 高分子量ポリオレフィン多孔フィルムの製造方法 |
JP3917721B2 (ja) * | 1997-08-08 | 2007-05-23 | 旭化成ケミカルズ株式会社 | 微多孔膜の製造方法 |
US5800758A (en) * | 1997-09-16 | 1998-09-01 | Kimberly-Clark Worldwide, Inc. | Process for making microporous films with improved properties |
EP1097961B1 (en) * | 1999-02-19 | 2014-01-22 | Toray Battery Separator Film Co., Ltd. | Polyolefin microporous film and method for preparing the same |
JP4817565B2 (ja) * | 2001-09-28 | 2011-11-16 | 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 |
JP4794100B2 (ja) * | 2001-09-28 | 2011-10-12 | 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 |
JP3886124B2 (ja) * | 2002-10-28 | 2007-02-28 | 日東電工株式会社 | 多孔質フィルムの製造方法 |
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2006
- 2006-03-28 EP EP06730293.5A patent/EP1873193B1/en active Active
- 2006-03-28 CA CA002602824A patent/CA2602824A1/en not_active Abandoned
- 2006-03-28 CN CN2006800100107A patent/CN101151308B/zh active Active
- 2006-03-28 RU RU2007139825/04A patent/RU2432372C2/ru active
- 2006-03-28 WO PCT/JP2006/306345 patent/WO2006104165A1/ja active Application Filing
- 2006-03-28 JP JP2007510541A patent/JP5021461B2/ja active Active
- 2006-03-28 KR KR1020077020488A patent/KR101265556B1/ko active IP Right Grant
- 2006-03-28 US US11/909,936 patent/US20090008816A1/en not_active Abandoned
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Also Published As
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RU2432372C2 (ru) | 2011-10-27 |
JPWO2006104165A1 (ja) | 2008-09-11 |
EP1873193A4 (en) | 2009-08-19 |
WO2006104165A1 (ja) | 2006-10-05 |
JP5021461B2 (ja) | 2012-09-05 |
US20090008816A1 (en) | 2009-01-08 |
KR101265556B1 (ko) | 2013-05-20 |
CN101151308A (zh) | 2008-03-26 |
TWI403549B (zh) | 2013-08-01 |
EP1873193A1 (en) | 2008-01-02 |
CA2602824A1 (en) | 2006-10-05 |
CN101151308B (zh) | 2011-03-16 |
KR20070114283A (ko) | 2007-11-30 |
TW200642828A (en) | 2006-12-16 |
EP1873193B1 (en) | 2018-09-05 |
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