CN101331178B - 聚烯烃制微多孔膜 - Google Patents
聚烯烃制微多孔膜 Download PDFInfo
- Publication number
- CN101331178B CN101331178B CN2006800469978A CN200680046997A CN101331178B CN 101331178 B CN101331178 B CN 101331178B CN 2006800469978 A CN2006800469978 A CN 2006800469978A CN 200680046997 A CN200680046997 A CN 200680046997A CN 101331178 B CN101331178 B CN 101331178B
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- Prior art keywords
- thermal shrinkage
- polyolefin microporous
- percent thermal
- film
- microporous film
- 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.)
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- 238000002156 mixing Methods 0.000 claims description 39
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- 239000011255 nonaqueous electrolyte Substances 0.000 abstract 1
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- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 4
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- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
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- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 description 1
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- 229920002449 FKM Polymers 0.000 description 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 1
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
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- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
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- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- 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
-
- 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
- C08J9/22—After-treatment of expandable particles; Forming foamed products
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D71/06—Organic material
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- B01D71/261—Polyethylene
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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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- 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
- C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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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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- H—ELECTRICITY
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- 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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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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- B01D2325/24—Mechanical properties, e.g. strength
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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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- H—ELECTRICITY
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- 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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- 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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- 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
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/268—Monolayer with structurally defined element
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- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
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- Inorganic Chemistry (AREA)
- Cell Separators (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 实施例7 | |
膜厚(μm) | 25 | 16 | 16 | 20 | 7 | 16 | 18 |
孔隙率(%) | 47 | 46 | 48 | 47 | 48 | 53 | 52 |
透气度(秒) | 220 | 200 | 150 | 250 | 110 | 90 | 100 |
穿刺强度(N) | 4.9 | 4.1 | 4.9 | 5.9 | 3.4 | 3.4 | 3.6 |
以1μm膜厚计的穿刺强度(N/μ) | 0.20 | 0.26 | 0.31 | 0.30 | 0.50 | 0.22 | 0.21 |
MD拉伸强度(MPa) | 120 | 140 | 160 | 150 | 200 | 90 | 140 |
TD拉伸强度(MPa) | 100 | 65 | 70 | 130 | 160 | 70 | 60 |
MD伸长率(%) | 60 | 45 | 30 | 60 | 60 | 50 | 40 |
TD伸长率(%) | 70 | 95 | 90 | 90 | 100 | 100 | 110 |
MD、TD伸长率总计 | 130 | 140 | 120 | 150 | 160 | 150 | 150 |
MD热收缩率(65℃/5h) | 1.8 | 2.7 | 3.2 | 3.0 | 4.0 | 4.5 | 5.1 |
TD热收缩率(65℃/5h) | 0.7 | 0.7 | 0.7 | 0.8 | 0.8 | 0.9 | 0.8 |
MD/TD热收缩率比 | 2.6 | 3.9 | 4.6 | 3.8 | 5.0 | 5.0 | 6.4 |
比较例1 | 比较例2 | 比较例3 | 比较例4 | 比较例5 | 比较例6 | 比较例7 | |
膜厚(μm) | 16 | 16 | 16 | 20 | 20 | 10 | 20 |
孔隙率(%) | 46 | 46 | 50 | 41 | 35 | 45 | 43 |
透气度(秒) | 200 | 200 | 110 | 430 | 800 | 270 | 450 |
穿刺强度(N) | 4.4 | 2.3 | 4.4 | 4.8 | 9.0 | 6.3 | 3.1 |
以1μm膜厚计的穿刺强度(N/μ) | 0.28 | 0.14 | 0.28 | 0.25 | 0.46 | 0.64 | 0.17 |
MD拉伸强度(MPa) | 90 | 70 | 110 | 130 | 270 | 340 | 200 |
TD拉伸强度(MPa) | 95 | 45 | 90 | 90 | 210 | 310 | 15 |
MD伸长率(%) | 160 | 60 | 40 | 50 | 60 | 40 | 50 |
TD伸长率(%) | 210 | 110 | 95 | 90 | 70 | 50 | 700 |
MD、TD伸长率总计 | 370 | 170 | 135 | 140 | 130 | 90 | 750 |
MD热收缩率(65℃/5h) | 1.4 | 0.4 | 3.6 | 2.3 | 3.9 | 0.5 | 1.5 |
Claims (10)
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PCT/JP2006/324655 WO2007069560A1 (ja) | 2005-12-15 | 2006-12-11 | ポリオレフィン製微多孔膜 |
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JP (1) | JP5216327B2 (zh) |
KR (1) | KR100977345B1 (zh) |
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JP2010100845A (ja) * | 2008-09-29 | 2010-05-06 | Toray Ind Inc | 多孔性ポリオレフィンフィルムの製造方法 |
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US8460591B2 (en) * | 2010-03-23 | 2013-06-11 | GM Global Technology Operations LLC | Porous membranes and methods of making the same |
PL2660277T3 (pl) | 2010-12-28 | 2019-01-31 | Asahi Kasei Kabushiki Kaisha | Poliolefinowa porowata membrana i sposób jej wytwarzania |
KR101516225B1 (ko) | 2013-05-03 | 2015-05-04 | 주식회사 제낙스 | 부직포 집전체, 이를 이용한 전지의 제조 방법 및 이의 제조 시스템 |
JP5920538B2 (ja) * | 2014-03-28 | 2016-05-18 | 東レ株式会社 | 二軸配向ポリプロピレンフィルム |
WO2015190487A1 (ja) * | 2014-06-13 | 2015-12-17 | 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フィルム、その製造方法及び電池用セパレータ |
KR20160002447A (ko) | 2014-06-30 | 2016-01-08 | 제일모직주식회사 | 다공성 폴리올레핀계 분리막 및 이의 제조 방법 |
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CN111684002B (zh) * | 2018-02-23 | 2022-10-28 | 东丽株式会社 | 多孔性聚烯烃膜 |
CN108832064A (zh) * | 2018-06-26 | 2018-11-16 | 河北金力新能源科技股份有限公司 | 一种复合陶瓷多孔锂电隔膜、制备方法及其应用 |
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KR20080077191A (ko) | 2008-08-21 |
JPWO2007069560A1 (ja) | 2009-05-21 |
CN101331178A (zh) | 2008-12-24 |
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US8003261B2 (en) | 2011-08-23 |
JP5216327B2 (ja) | 2013-06-19 |
US20090186280A1 (en) | 2009-07-23 |
KR100977345B9 (ko) | 2023-09-25 |
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