CN101855751A - 微孔膜和此种膜的制造和使用方法 - Google Patents
微孔膜和此种膜的制造和使用方法 Download PDFInfo
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- CN101855751A CN101855751A CN200880115599A CN200880115599A CN101855751A CN 101855751 A CN101855751 A CN 101855751A CN 200880115599 A CN200880115599 A CN 200880115599A CN 200880115599 A CN200880115599 A CN 200880115599A CN 101855751 A CN101855751 A CN 101855751A
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- polyethylene
- film
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- microporous film
- polypropylene
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- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
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Classifications
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- 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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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/91—Heating, e.g. for cross linking
-
- 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
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
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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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
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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
- H01M50/449—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
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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
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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
-
- 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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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Cell Separators (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
Description
性能 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 |
厚度μm | 18.0 | 18.1 | 17.9 | 18.0 | 18.2 | 18.1 |
空气透过性 | 250 | 240 | 230 | 240 | 250 | 240 |
孔隙率% | 53.6 | 54.9 | 55.1 | 54.6 | 53.8 | 53.5 |
针刺穿强度 | 4018 | 4195 | 3826 | 4203 | 4000 | 4025 |
拉伸强度MD//TD | 111720112700 | 115100116200 | 110000109000 | 112000113000 | 111000112000 | 111900112900 |
拉伸伸长率MD//TD | 140140 | 130135 | 130130 | 140145 | 140140 | 140140 |
热收缩率MD//TD | 6.08.9 | 6.59.3 | 5.58.3 | 5.88.7 | 6.08.8 | 5.98.8 |
表面粗糙度(×102nm) | 4.2 | 4.1 | 4.0 | 4.1 | 4.2 | 4.2 |
电解溶液吸收速度 | 3.5 | 3.9 | 4.2 | 4.3 | 3.6 | 3.6 |
在热压缩后的厚度变化% | -9 | -7 | -6 | -6 | -10 | -9 |
在热压缩后的空气透过性 | 500 | 480 | 460 | 480 | 500 | 480 |
熔化温度℃ | 177 | 179 | 176 | 175 | 176 | 177 |
最大收缩率%* | 14.2 | 14.9 | 12.3 | 14.9 | 14.3 | 14.4 |
容量回收率% | 80 | 82 | 83 | 81 | 80 | 79 |
关闭温度℃ | 135 | 135 | 135 | 135 | 135 | 135 |
性能 | 对比实施例1 | 对比实施例2 | 对比实施例3 | 对比实施例4 | 对比实施例5 | 对比实施例6 | 对比实施例7 | 对比实施例8 |
厚度μm | 17.8 | 18.2 | 18.3 | 18.4 | 18.2 | 18.0 | 18.1 | 18.2 |
空气透过性 | 420 | 440 | 360 | 280 | 230 | 250 | 270 | 490 |
孔隙率% | 56.7 | 57.3 | 45.2 | 50.3 | 55.2 | 54.8 | 54.2 | 38.3 |
针刺穿强度 | 2842 | 2646 | 3724 | 4214 | 2842 | 3136 | 3724 | 5292 |
拉伸强度MD//TD | 7252073500 | 6860069580 | 78400116620 | 117600118580 | 7350074480 | 7546077420 | 9800098980 | 179340141120 |
拉伸伸长率MD//TD | 125125 | 125125 | 190140 | 150145 | 130130 | 130130 | 140140 | 140240 |
热收缩率MD//TD | 5.38.2 | 3.35.9 | 8.05.0 | 7.110.1 | 6.28.9 | 6.58.7 | 6.39.4 | 6.05.5 |
表面粗糙度(×102nm) | 3.3 | 2.3 | 3.3 | 3.2 | 33 | 15 | 3.4 | 2.2 |
电解溶液吸收速度 | 4 | 1.1 | 2.9 | 2.3 | 4.8 | 4.6 | 3.4 | 1 |
在热压缩后的厚度变化% | -6 | -15 | -15 | -8 | -16 | -8 | -8 | -20 |
在热压缩后的空气透过性 | 800 | 1210 | 1010 | 780 | 550 | 630 | 520 | 1020 |
熔化温度℃ | 179 | 175 | 173 | 179 | 162 | 169 | 177 | 148 |
最大收缩率%* | 11.1 | 8.8 | 4.8 | 15.8 | 4.3 | 5.2 | 35.1 | 32.0 |
容量回收率% | 81 | 70 | 79 | 79 | 80 | 80 | 77 | 63 |
关闭温度℃ | 135 | 135 | 135 | 135 | 135 | 135 | 135 | 135 |
Claims (20)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/871,584 | 2007-10-12 | ||
US11/871,584 US8338017B2 (en) | 2007-10-12 | 2007-10-12 | Microporous membrane and manufacturing method |
US11/934,491 | 2007-11-02 | ||
US11/934,491 US8748028B2 (en) | 2007-11-02 | 2007-11-02 | Multi-layer microporous membrane, battery separator and battery |
US11/937,956 | 2007-11-09 | ||
US11/937,956 US8323821B2 (en) | 2007-11-09 | 2007-11-09 | Multi-layer microporous membrane, battery separator and battery |
PCT/JP2008/068915 WO2009048175A2 (en) | 2007-10-12 | 2008-10-10 | Microporous membranes and methods for making and using such membranes |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101855751A true CN101855751A (zh) | 2010-10-06 |
CN101855751B CN101855751B (zh) | 2013-11-06 |
Family
ID=40380028
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008801155996A Expired - Fee Related CN101855751B (zh) | 2007-10-12 | 2008-10-10 | 微孔膜和此种膜的制造和使用方法 |
CN2008801155962A Expired - Fee Related CN101855750B (zh) | 2007-10-12 | 2008-10-10 | 微孔膜和此种膜的制造和使用方法 |
CN2008801112859A Expired - Fee Related CN101821876B (zh) | 2007-10-12 | 2008-10-10 | 微孔膜和此种膜的制造和使用方法 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
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CN2008801155962A Expired - Fee Related CN101855750B (zh) | 2007-10-12 | 2008-10-10 | 微孔膜和此种膜的制造和使用方法 |
CN2008801112859A Expired - Fee Related CN101821876B (zh) | 2007-10-12 | 2008-10-10 | 微孔膜和此种膜的制造和使用方法 |
Country Status (6)
Country | Link |
---|---|
EP (3) | EP2212945B1 (zh) |
JP (4) | JP5492777B2 (zh) |
KR (4) | KR101174986B1 (zh) |
CN (3) | CN101855751B (zh) |
ES (1) | ES2435786T3 (zh) |
WO (3) | WO2009048173A1 (zh) |
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KR102618427B1 (ko) * | 2022-06-14 | 2023-12-27 | 주식회사 엘지에너지솔루션 | Si계 음극 활물질을 구비하는 리튬 이차전지 |
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- 2008-10-10 WO PCT/JP2008/068915 patent/WO2009048175A2/en active Application Filing
- 2008-10-10 EP EP08838539A patent/EP2212946B1/en not_active Not-in-force
- 2008-10-10 KR KR1020107007724A patent/KR101143245B1/ko active IP Right Grant
- 2008-10-10 WO PCT/JP2008/068911 patent/WO2009048172A1/en active Application Filing
- 2008-10-10 ES ES08837941T patent/ES2435786T3/es active Active
- 2008-10-10 KR KR1020107007723A patent/KR101174995B1/ko active IP Right Grant
- 2008-10-10 JP JP2010528582A patent/JP2011503247A/ja not_active Withdrawn
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CN110931688B (zh) * | 2019-12-13 | 2021-08-31 | 华为技术有限公司 | 高延伸的聚烯烃隔膜和应用 |
CN112216927A (zh) * | 2020-09-28 | 2021-01-12 | 常州星源新能源材料有限公司 | 一种锂离子电池隔膜及其生产工艺 |
CN114361709A (zh) * | 2022-01-06 | 2022-04-15 | 广东宝路盛精密机械有限公司 | 一种电池隔膜单向拉伸线 |
CN114361709B (zh) * | 2022-01-06 | 2023-10-20 | 广东宝路盛精密机械有限公司 | 一种电池隔膜单向拉伸线 |
CN116215039A (zh) * | 2022-12-30 | 2023-06-06 | 河南达新源新材料有限公司 | 一种具有微孔结构的热收缩膜及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2009048175A2 (en) | 2009-04-16 |
JP2011500354A (ja) | 2011-01-06 |
JP5061243B2 (ja) | 2012-10-31 |
KR101174995B1 (ko) | 2012-08-17 |
EP2212944A1 (en) | 2010-08-04 |
WO2009048172A1 (en) | 2009-04-16 |
JP5651731B2 (ja) | 2015-01-14 |
KR101143245B1 (ko) | 2012-05-18 |
JP2013224033A (ja) | 2013-10-31 |
JP5492777B2 (ja) | 2014-05-14 |
KR101347460B1 (ko) | 2014-01-03 |
EP2212944B1 (en) | 2014-06-04 |
CN101855750A (zh) | 2010-10-06 |
KR101174986B1 (ko) | 2012-08-17 |
EP2212945A2 (en) | 2010-08-04 |
KR20120083515A (ko) | 2012-07-25 |
CN101855751B (zh) | 2013-11-06 |
ES2435786T3 (es) | 2013-12-23 |
EP2212945B1 (en) | 2013-08-21 |
WO2009048173A1 (en) | 2009-04-16 |
EP2212946A1 (en) | 2010-08-04 |
CN101821876A (zh) | 2010-09-01 |
JP2011500881A (ja) | 2011-01-06 |
JP2011503247A (ja) | 2011-01-27 |
KR20100082778A (ko) | 2010-07-19 |
KR20100053685A (ko) | 2010-05-20 |
EP2212946B1 (en) | 2013-02-27 |
CN101821876B (zh) | 2013-04-17 |
CN101855750B (zh) | 2013-08-07 |
WO2009048175A3 (en) | 2009-05-28 |
KR20100057901A (ko) | 2010-06-01 |
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