CN101184796B - 具有优异物理性质、生产性和品质一致性的微孔性聚乙烯膜及其制造方法 - Google Patents
具有优异物理性质、生产性和品质一致性的微孔性聚乙烯膜及其制造方法 Download PDFInfo
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- CN101184796B CN101184796B CN2005800499146A CN200580049914A CN101184796B CN 101184796 B CN101184796 B CN 101184796B CN 2005800499146 A CN2005800499146 A CN 2005800499146A CN 200580049914 A CN200580049914 A CN 200580049914A CN 101184796 B CN101184796 B CN 101184796B
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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
-
- 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
-
- 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
- H01M50/489—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
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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
-
- 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
-
- 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.]
-
- 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.]
- Y10T428/249986—Void-containing component contains also a solid fiber or solid particle
-
- 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.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
Landscapes
- 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)
- 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
Description
Claims (24)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050028531 | 2005-04-06 | ||
KR10-2005-0028531 | 2005-04-06 | ||
KR1020050028531A KR100943697B1 (ko) | 2005-04-06 | 2005-04-06 | 물성, 생산성 및 품질 균일도가 우수한 폴리에틸렌 미세다공막 및 그 제조방법 |
PCT/KR2005/001329 WO2006107125A1 (en) | 2005-04-06 | 2005-05-06 | Microporous polyethylene film having excellent physical properties productivity, and quality consistency, and method of producing same |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101184796A CN101184796A (zh) | 2008-05-21 |
CN101184796B true CN101184796B (zh) | 2011-09-07 |
Family
ID=37073653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800499146A Active CN101184796B (zh) | 2005-04-06 | 2005-05-06 | 具有优异物理性质、生产性和品质一致性的微孔性聚乙烯膜及其制造方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US20060228540A1 (zh) |
EP (1) | EP1907458B1 (zh) |
KR (1) | KR100943697B1 (zh) |
CN (1) | CN101184796B (zh) |
WO (1) | WO2006107125A1 (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100943235B1 (ko) * | 2005-05-16 | 2010-02-18 | 에스케이에너지 주식회사 | 압출혼련성과 물성이 우수한 고밀도폴리에틸렌 미세다공막및 그 제조방법 |
KR101288803B1 (ko) * | 2007-09-12 | 2013-07-23 | 에스케이이노베이션 주식회사 | 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막 |
KR20090050686A (ko) * | 2007-11-16 | 2009-05-20 | 에스케이에너지 주식회사 | 물성이 뛰어나고 투과도 및 표면에너지가 높은 폴리에틸렌미세다공막 |
US20090269566A1 (en) * | 2008-04-23 | 2009-10-29 | Berry Plastics Corporation | Pre-stretched multi-layer stretch film |
US20110293886A1 (en) * | 2009-02-20 | 2011-12-01 | Tredegar Film Products Corporation | Hydrophilic apertured formed film |
CN102791776B (zh) * | 2010-01-12 | 2015-11-25 | 绿岩有限责任公司 | 仿纸膜和其制备方法 |
KR101336593B1 (ko) * | 2010-04-20 | 2013-12-05 | 에스케이이노베이션 주식회사 | 생산성이 우수하며 물성조절이 용이한 폴리올레핀계 미세다공막 제조방법 |
TWI453114B (zh) * | 2012-05-11 | 2014-09-21 | Entire Technology Co Ltd | 多孔複合膜的製造方法 |
KR101327442B1 (ko) * | 2013-07-04 | 2013-11-11 | 에스케이이노베이션 주식회사 | 고온 강도 및 투과도가 우수한 폴리에틸렌 미세다공막 |
US9711771B2 (en) * | 2013-09-18 | 2017-07-18 | Celgard, Llc | Porous membranes filled with nano-particles, separators, batteries, and related methods |
KR102357542B1 (ko) * | 2015-02-20 | 2022-02-03 | 도레이 카부시키가이샤 | 미다공 플라스틱 필름의 제조 방법 |
CN107405817A (zh) * | 2015-02-20 | 2017-11-28 | 东丽株式会社 | 微多孔塑料膜的制造方法 |
CN106328868B (zh) * | 2015-06-23 | 2019-10-11 | 辽源鸿图锂电隔膜科技股份有限公司 | 一种耐热收缩的锂离子电池隔膜以及所使用的萃取剂组合物 |
CN106328867B (zh) * | 2015-06-23 | 2019-07-16 | 辽源鸿图锂电隔膜科技股份有限公司 | 一种耐热收缩的锂离子电池隔膜 |
JP6014743B1 (ja) | 2015-11-30 | 2016-10-25 | 住友化学株式会社 | 非水電解液二次電池用セパレータおよびその利用 |
JP6153992B2 (ja) * | 2015-11-30 | 2017-06-28 | 住友化学株式会社 | 非水電解液二次電池用セパレータ |
EP3505559A4 (en) * | 2016-08-29 | 2020-04-15 | Toray Industries, Inc. | MICROPOROUS FILM AND MANUFACTURING METHOD THEREOF, AND LITHIUM-ION SECONDARY BATTERY |
KR101911607B1 (ko) | 2016-12-21 | 2018-10-25 | 에스케이이노베이션 주식회사 | 이차전지 세퍼레이터 제조용 조성물 및 그 이차전지 |
US20180254446A1 (en) * | 2017-03-03 | 2018-09-06 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery separator |
US11495867B2 (en) * | 2018-02-23 | 2022-11-08 | Lg Energy Solution, Ltd. | Rust inhibitor for gasket, gasket for secondary battery including same, and secondary battery including gasket for secondary battery |
CN110165123B (zh) * | 2019-05-15 | 2022-03-04 | 乐凯胶片股份有限公司 | 聚乙烯微孔膜及其制备方法和应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000204188A (ja) * | 1999-01-11 | 2000-07-25 | Asahi Chem Ind Co Ltd | ポリエチレン微多孔膜 |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3843761A (en) * | 1973-05-30 | 1974-10-22 | Celanese Corp | Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps |
JPS5819689B2 (ja) * | 1975-06-18 | 1983-04-19 | 旭化成株式会社 | タコウマク |
US4247498A (en) * | 1976-08-30 | 1981-01-27 | Akzona Incorporated | Methods for making microporous products |
US4539256A (en) * | 1982-09-09 | 1985-09-03 | Minnesota Mining And Manufacturing Co. | Microporous sheet material, method of making and articles made therewith |
JPS60242035A (ja) * | 1984-04-27 | 1985-12-02 | Toa Nenryo Kogyo Kk | ポリエチレン微多孔膜の製造方法 |
US4778601A (en) * | 1984-10-09 | 1988-10-18 | Millipore Corporation | Microporous membranes of ultrahigh molecular weight polyethylene |
JPH0721078B2 (ja) * | 1987-02-26 | 1995-03-08 | 株式会社トクヤマ | 微多孔性フイルムの製造方法 |
JPS63273651A (ja) * | 1987-04-30 | 1988-11-10 | Toa Nenryo Kogyo Kk | 超高分子量ポリエチレン微多孔膜の製造方法 |
JPH01167344A (ja) | 1987-12-23 | 1989-07-03 | Idemitsu Petrochem Co Ltd | 多孔質ポリオレフィン架橋体の製造方法 |
US4877679A (en) * | 1988-12-19 | 1989-10-31 | Ppg Industries, Inc. | Multilayer article of microporous and porous materials |
US5248461A (en) * | 1989-01-13 | 1993-09-28 | Stamicarbon B.V. | Process of making microporous films of UHMWPE |
KR0147284B1 (ko) * | 1989-01-27 | 1998-08-17 | 스즈끼 세이지 | 다공성 필름 및 그의 제조방법 |
JPH06104736B2 (ja) * | 1989-08-03 | 1994-12-21 | 東燃株式会社 | ポリオレフィン微多孔膜 |
US5120154A (en) * | 1989-08-28 | 1992-06-09 | Minnesota Mining And Manufacturing Company | Trafficway conformable polymeric marking sheet |
JP2951679B2 (ja) | 1990-02-22 | 1999-09-20 | 旭化成工業株式会社 | 非水電解液電池のセパレータ用微多孔膜 |
JP2657431B2 (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 |
US5641565A (en) * | 1991-07-05 | 1997-06-24 | Asahi Kasei Kogyo Kabushiki Kaisha | Separator for a battery using an organic electrolytic solution and method for preparing the same |
DE69320927T2 (de) * | 1992-12-21 | 1999-02-18 | Mitsubishi Chemical Corp., Tokio/Tokyo | Poröse(r) Film oder Folie, Batterie-Separator und Lithium-Batterie |
JP3258737B2 (ja) | 1993-01-19 | 2002-02-18 | 旭化成株式会社 | ポリエチレン微多孔性隔膜 |
US5288762A (en) * | 1993-04-28 | 1994-02-22 | The Dow Chemical Company | Cross-linked ethylenic polymer foam structures and process for making |
EP0814117B1 (en) * | 1995-03-03 | 2003-02-12 | Asahi Kasei Kabushiki Kaisha | Microporous polyethylene film and process for producing the film |
JPH093228A (ja) | 1995-06-21 | 1997-01-07 | Tonen Chem Corp | ポリオレフィン微多孔膜の製造方法 |
JP3351940B2 (ja) * | 1995-09-26 | 2002-12-03 | 東燃化学株式会社 | ポリオレフィン微多孔膜の製造方法 |
US5759678A (en) * | 1995-10-05 | 1998-06-02 | Mitsubishi Chemical Corporation | High-strength porous film and process for producing the same |
JPH09259858A (ja) | 1996-03-21 | 1997-10-03 | Tonen Chem Corp | セパレーター用ポリエチレン微多孔膜及びその製造方法 |
US5786396A (en) * | 1996-08-21 | 1998-07-28 | Tonen Chemical Corporation | Method of producing microporous polyolefin membrane |
JP2000017100A (ja) * | 1998-07-03 | 2000-01-18 | Asahi Chem Ind Co Ltd | ポリエチレン微多孔膜の製造方法 |
US6096213A (en) * | 1998-08-14 | 2000-08-01 | 3M Innovative Properties Company | Puncture-resistant polyolefin membranes |
US6245272B1 (en) * | 1999-02-19 | 2001-06-12 | Tonen Chemical Corporation | Polyolefin microporous film and method for preparing the same |
WO2000049074A1 (en) * | 1999-02-19 | 2000-08-24 | Tonen Chemical Corporation | Polyolefin microporous film and method for preparing the same |
JP4986199B2 (ja) | 2001-05-18 | 2012-07-25 | 旭化成イーマテリアルズ株式会社 | ポリエチレン製微多孔膜及びそれを用いた電池 |
JP3965954B2 (ja) * | 2001-09-12 | 2007-08-29 | 三菱化学株式会社 | 多孔性フィルム |
JP4074116B2 (ja) * | 2002-03-29 | 2008-04-09 | 旭化成ケミカルズ株式会社 | 微多孔膜の製造方法 |
JP4098607B2 (ja) | 2002-11-29 | 2008-06-11 | 旭化成ケミカルズ株式会社 | ポリエチレン微多孔膜の製造方法 |
JP4195810B2 (ja) | 2002-12-16 | 2008-12-17 | 東燃化学株式会社 | ポリオレフィン微多孔膜及びその製造方法並びに用途 |
TWI305215B (en) * | 2004-08-30 | 2009-01-11 | Asahi Kasei Chemicals Corp | Polyolefin microporous membrane and separator for battery |
-
2005
- 2005-04-06 KR KR1020050028531A patent/KR100943697B1/ko active IP Right Review Request
- 2005-05-06 WO PCT/KR2005/001329 patent/WO2006107125A1/en active Application Filing
- 2005-05-06 CN CN2005800499146A patent/CN101184796B/zh active Active
- 2005-05-06 EP EP05740663.9A patent/EP1907458B1/en active Active
- 2005-05-11 US US11/126,279 patent/US20060228540A1/en not_active Abandoned
-
2007
- 2007-01-26 US US11/698,088 patent/US8057718B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000204188A (ja) * | 1999-01-11 | 2000-07-25 | Asahi Chem Ind Co Ltd | ポリエチレン微多孔膜 |
Also Published As
Publication number | Publication date |
---|---|
US8057718B2 (en) | 2011-11-15 |
EP1907458B1 (en) | 2015-12-23 |
KR20060106102A (ko) | 2006-10-12 |
US20070116944A1 (en) | 2007-05-24 |
KR100943697B1 (ko) | 2010-02-23 |
EP1907458A4 (en) | 2008-10-22 |
EP1907458A1 (en) | 2008-04-09 |
US20060228540A1 (en) | 2006-10-12 |
CN101184796A (zh) | 2008-05-21 |
WO2006107125A1 (en) | 2006-10-12 |
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