CN103178227B - 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 - Google Patents
具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 Download PDFInfo
- Publication number
- CN103178227B CN103178227B CN201110445886.7A CN201110445886A CN103178227B CN 103178227 B CN103178227 B CN 103178227B CN 201110445886 A CN201110445886 A CN 201110445886A CN 103178227 B CN103178227 B CN 103178227B
- Authority
- CN
- China
- Prior art keywords
- micro
- barrier film
- based composition
- porous septum
- polyethylene
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
-
- 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
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0018—Thermally induced processes [TIPS]
-
- 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
- B01D71/261—Polyethylene
-
- 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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
- C08J9/283—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum a discontinuous liquid phase emulsified in a continuous macromolecular phase
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
- H01M50/406—Moulding; Embossing; Cutting
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/06—Specific viscosities of materials involved
-
- 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
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
- C08J2201/03—Extrusion of the foamable blend
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
- C08J2201/0502—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being organic
-
- 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
- C08J2205/00—Foams characterised by their properties
- C08J2205/04—Foams characterised by their properties characterised by the foam pores
- C08J2205/044—Micropores, i.e. average diameter being between 0,1 micrometer and 0,1 millimeter
-
- 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
-
- 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
- C08J2400/00—Characterised by the use of unspecified polymers
- C08J2400/26—Elastomers
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—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
- C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—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
- C08J2423/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08J2423/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08J2423/22—Copolymers of isobutene; butyl rubber
-
- 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
Abstract
Description
Claims (8)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110445886.7A CN103178227B (zh) | 2011-12-22 | 2011-12-22 | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 |
EP12858729.2A EP2796187B1 (en) | 2011-12-22 | 2012-02-14 | Microporous membrane of polyethylene-based composite material with adhesion under hot pressing |
PCT/CN2012/071137 WO2013091297A1 (zh) | 2011-12-22 | 2012-02-14 | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 |
US14/311,394 US10153472B2 (en) | 2011-12-22 | 2014-06-23 | Microporous membrane of polyethylene-based composite material and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110445886.7A CN103178227B (zh) | 2011-12-22 | 2011-12-22 | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103178227A CN103178227A (zh) | 2013-06-26 |
CN103178227B true CN103178227B (zh) | 2016-05-11 |
Family
ID=48637951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110445886.7A Expired - Fee Related CN103178227B (zh) | 2011-12-22 | 2011-12-22 | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10153472B2 (zh) |
EP (1) | EP2796187B1 (zh) |
CN (1) | CN103178227B (zh) |
WO (1) | WO2013091297A1 (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103756003B (zh) * | 2013-12-25 | 2014-10-22 | 长沙理工大学 | 一种用完全蒸发法制备聚合物对称多孔膜的方法 |
JP6520248B2 (ja) * | 2014-03-26 | 2019-05-29 | 東ソー株式会社 | 超高分子量ポリエチレン製延伸微多孔膜 |
CN105226225B (zh) * | 2014-07-16 | 2018-11-13 | 中国科学院青岛生物能源与过程研究所 | 一种具有无机有机复合非对称结构的锂离子电池隔膜及其制备方法 |
US11021584B2 (en) | 2014-08-21 | 2021-06-01 | William Winchin Yen | Microporous sheet product and methods for making and using the same |
US10586965B2 (en) | 2014-11-05 | 2020-03-10 | William Winchin Yen | Microporous sheet product and methods for making and using the same |
EP3216070A4 (en) * | 2014-11-05 | 2018-09-26 | Yen, William Winchin | Microporous sheet product and methods for making and using the same |
CN104437118B (zh) * | 2014-11-14 | 2017-01-11 | 东华大学 | 一种超高分子量聚乙烯复合微孔膜的制备方法 |
CN105355816B (zh) * | 2015-12-14 | 2018-02-23 | 苏州锂盾储能材料技术有限公司 | 一种锂离子电池隔膜材料的制备方法 |
CN105771422B (zh) * | 2016-03-11 | 2018-03-20 | 厦门百霖净水科技有限公司 | 一种复合活性碳棒滤芯及制备方法 |
WO2018089748A1 (en) * | 2016-11-11 | 2018-05-17 | Celgard, Llc | Improved microlayer membranes, improved battery separators, and related methods |
CN106769845A (zh) * | 2016-12-27 | 2017-05-31 | 深圳市星源材质科技股份有限公司 | 一种聚合物涂覆锂电池隔膜与极片之间粘结力的表征方法 |
US10957493B2 (en) | 2017-12-05 | 2021-03-23 | Avx Corporation | Wet electrolytic capacitor for an implantable medical device |
JP7409762B2 (ja) * | 2018-01-09 | 2024-01-09 | トヨタ自動車株式会社 | 非水電解液二次電池および非水電解液二次電池の製造方法 |
CN108305975B (zh) * | 2018-01-09 | 2021-04-20 | 深圳中兴新材技术股份有限公司 | 一种用于锂离子电池的复合隔膜及其制备方法 |
CN108878750B (zh) * | 2018-06-29 | 2021-04-06 | 安徽省徽腾智能交通科技有限公司 | 一种纳米微孔电池隔膜及其应用 |
CN108878739B (zh) * | 2018-06-29 | 2021-04-06 | 安徽省徽腾智能交通科技有限公司 | 一种纳米微孔电池隔膜的制备方法 |
CN110220418B (zh) * | 2019-06-21 | 2022-04-08 | 江西洪都航空工业集团有限责任公司 | 一种微孔板的复合材料,微孔板、轻型防弹装甲及其制作方法 |
CN110828751B (zh) * | 2019-11-06 | 2022-04-05 | 江苏厚生新能源科技有限公司 | 一种多层微孔结构聚乙烯隔膜的制备方法 |
CN112791603B (zh) * | 2019-11-13 | 2023-04-14 | 李鑫 | 聚乙烯微多孔膜的高温铸片系统 |
CN113972440A (zh) * | 2020-03-04 | 2022-01-25 | 华为技术有限公司 | 电池隔膜及其制备方法、电池和终端 |
CN111933874B (zh) * | 2020-06-30 | 2022-07-08 | 江苏厚生新能源科技有限公司 | 一种耐氧化长寿命隔膜及其制备方法 |
CN112886138A (zh) * | 2021-01-05 | 2021-06-01 | 中材锂膜有限公司 | 一种两面微孔不同的微孔膜及其制备方法 |
CN114221090A (zh) * | 2021-12-10 | 2022-03-22 | 蜂巢能源科技股份有限公司 | 一种隔膜及其制备方法和应用 |
CN114284568B (zh) * | 2021-12-29 | 2023-07-25 | 蜂巢能源科技(无锡)有限公司 | 一种电芯的制备方法、系统、电芯和电池 |
CN114432905A (zh) * | 2022-02-13 | 2022-05-06 | 北京化工大学 | 一种非石棉碱性电解水复合隔膜及其制备方法 |
CN115798613B (zh) * | 2022-11-30 | 2023-07-28 | 四川倍佳新材料有限公司 | 一种聚合物微孔膜在溶液中力学性能的评价方法 |
CN115674628B (zh) * | 2022-12-30 | 2023-05-02 | 四川卓勤新材料科技有限公司 | 一种聚乙烯超薄膜及其制备方法 |
CN116373193B (zh) * | 2023-02-24 | 2024-02-09 | 无锡恩捷新材料科技有限公司 | 隔离膜的生产工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4778601A (en) * | 1984-10-09 | 1988-10-18 | Millipore Corporation | Microporous membranes of ultrahigh molecular weight polyethylene |
CN1424348A (zh) * | 2001-12-03 | 2003-06-18 | 思凯德公司 | 扩散膜 |
CN1978037A (zh) * | 2005-12-08 | 2007-06-13 | 李鑫 | 聚烯烃微多孔膜的制造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5939460B2 (ja) * | 1976-12-10 | 1984-09-22 | 日石三菱株式会社 | 多孔膜の製法 |
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 |
US6431711B1 (en) * | 2000-12-06 | 2002-08-13 | International Business Machines Corporation | Multiple-surface display projector with interactive input capability |
DE10255121B4 (de) * | 2002-11-26 | 2017-09-14 | Evonik Degussa Gmbh | Separator mit asymmetrischem Porengefüge für eine elektrochemische Zelle |
US20100166961A1 (en) * | 2004-01-20 | 2010-07-01 | Beard Kirby W | Production of high porosity open-cell membranes |
CN1758463A (zh) * | 2004-10-10 | 2006-04-12 | 西安迪纳斯科技有限责任公司 | 用于锂离子二次电池的复合隔膜和使用该隔膜的锂离子二次电池 |
JP4746974B2 (ja) * | 2005-12-13 | 2011-08-10 | 三菱樹脂株式会社 | 多孔体の製造方法および多孔体 |
CN101983219B (zh) * | 2008-03-31 | 2014-03-12 | 旭化成电子材料株式会社 | 聚烯烃制微多孔膜及卷绕物 |
-
2011
- 2011-12-22 CN CN201110445886.7A patent/CN103178227B/zh not_active Expired - Fee Related
-
2012
- 2012-02-14 WO PCT/CN2012/071137 patent/WO2013091297A1/zh active Application Filing
- 2012-02-14 EP EP12858729.2A patent/EP2796187B1/en active Active
-
2014
- 2014-06-23 US US14/311,394 patent/US10153472B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4778601A (en) * | 1984-10-09 | 1988-10-18 | Millipore Corporation | Microporous membranes of ultrahigh molecular weight polyethylene |
CN1424348A (zh) * | 2001-12-03 | 2003-06-18 | 思凯德公司 | 扩散膜 |
CN1978037A (zh) * | 2005-12-08 | 2007-06-13 | 李鑫 | 聚烯烃微多孔膜的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP2796187B1 (en) | 2021-06-02 |
CN103178227A (zh) | 2013-06-26 |
EP2796187A1 (en) | 2014-10-29 |
US20140335421A1 (en) | 2014-11-13 |
WO2013091297A1 (zh) | 2013-06-27 |
US10153472B2 (en) | 2018-12-11 |
EP2796187A4 (en) | 2015-08-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103178227B (zh) | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 | |
US9991494B2 (en) | Nano microporous diaphragm of post-crosslinked rubber and polyolefin composite, and manufacturing method thereof | |
CN103184013A (zh) | 具有热压粘合特性的聚乙烯基复合材料微多孔隔膜 | |
CN105246957B (zh) | 聚烯烃微多孔膜及其制造方法 | |
JP5202948B2 (ja) | ポリオレフィン微多孔膜の製造方法 | |
JP6680206B2 (ja) | ポリオレフィン微多孔質膜、電池用セパレータ及び電池 | |
CN105246693B (zh) | 聚烯烃多层微多孔膜及其制造方法 | |
JP7098931B2 (ja) | ポリオレフィン微多孔膜、リチウムイオン二次電池及びポリオレフィン微多孔膜製造方法 | |
TW200803015A (en) | Polyolefins microporous film, spacer useful for battery and battery | |
JP7047382B2 (ja) | ポリオレフィン微多孔膜、リチウムイオン二次電池及びポリオレフィン微多孔膜製造方法 | |
JP2018141029A (ja) | ポリオレフィン微多孔膜 | |
US11837693B2 (en) | Polyolefin microporous membrane with improved puncture elongation and thermomechanical properties and method for manufacturing the same | |
JP2000108249A (ja) | 積層複合膜 | |
KR102045548B1 (ko) | 다공성 분리막의 제조방법 | |
JP2003217554A (ja) | 電池セパレーター用ポリオレフィン微多孔膜 | |
KR101970492B1 (ko) | 다공성 분리막 제조용 수지 조성물 | |
JP6347801B2 (ja) | ポリオレフィン微多孔膜の製造方法、電池用セパレータ、及び非水電解液二次電池 | |
JP2003020357A (ja) | ポリオレフィン微多孔膜およびその製造方法 | |
JP2016102135A (ja) | 多孔体及びその製造方法 | |
JP2022082461A (ja) | ポリオレフィン微多孔膜、電池用セパレータ、及び二次電池 | |
JP2015136809A (ja) | ポリオレフィン微多孔膜の製造方法、電池用セパレータ、及び非水電解液二次電池 | |
CN103268924B (zh) | 一种聚烯烃微多孔膜及其制备方法 | |
JP2010100845A (ja) | 多孔性ポリオレフィンフィルムの製造方法 | |
CN116724371A (zh) | 聚烯烃微多孔膜、电池用隔板及二次电池 | |
JP2008012699A (ja) | 樹脂成形物の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Polyethylene based composite material microporous diaphragm with hot-pressing adhesive characteristic Effective date of registration: 20170426 Granted publication date: 20160511 Pledgee: Beijing Sojo Electric Co., Ltd. Pledgor: Tianjin DG Membrance Tech. Co., Ltd. Registration number: 2017120000021 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20201222 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220613 Granted publication date: 20160511 Pledgee: BEIJING SOJO ELECTRIC Co.,Ltd. Pledgor: TIANJIN DG MEMBRANE Co.,Ltd. Registration number: 2017120000021 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |