CN103762326B - 一种超薄锂离子电池隔膜及其生产工艺 - Google Patents
一种超薄锂离子电池隔膜及其生产工艺 Download PDFInfo
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- CN103762326B CN103762326B CN201410020494.XA CN201410020494A CN103762326B CN 103762326 B CN103762326 B CN 103762326B CN 201410020494 A CN201410020494 A CN 201410020494A CN 103762326 B CN103762326 B CN 103762326B
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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
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- 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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- 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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- 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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- C08L2203/16—Applications used for films
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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
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- 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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Abstract
Description
NO | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
实施例1(厚度,μm) | 1.8 | 1.9 | 1.8 | 2.0 | 1.8 | 2.2 | 2.1 | 2.2 | 2.2 | 1.8 |
实施例2(厚度,μm) | 3.9 | 3.8 | 4.0 | 3.9 | 4.1 | 4.2 | 3.8 | 3.9 | 4.1 | 4.2 |
实施例3(厚度,μm) | 5.7 | 6.0 | 6.3 | 6.2 | 6.0 | 5.9 | 6.1 | 6.3 | 6.0 | 5.9 |
NO | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 均值 |
实施例1(厚度,μm) | 2.0 | 1.8 | 1.8 | 2.2 | 2.1 | 2.2 | 2.2 | 1.9 | 2.0 | 2.0 |
实施例2(厚度,μm) | 3.8 | 4.1 | 4.2 | 3.8 | 3.9 | 3.8 | 4.0 | 3.9 | 4.1 | 4.0 |
实施例3(厚度,μm) | 6.3 | 6.0 | 6.0 | 6.3 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 |
实施例1 | 实施例2 | 实施例3 | 对比例1 | 对比例2 | |
隔膜厚度(μm) | 2.0 | 4.0 | 6.0 | 16 | 20 |
空孔率(%) | 28% | 32% | 36% | 38% | 40% |
透气度(sec/100ml) | 100 | 150 | 180 | 280 | 320 |
针刺强度(gf) | 200 | 220 | 250 | 300 | 350 |
纵向拉伸强度(Mpa) | 240 | 210 | 190 | 120 | 110 |
横向拉伸强度(Mpa) | 230 | 200 | 190 | 110 | 100 |
90℃*1h收缩率(纵向)(%) | 0.8 | 1.3 | 1.5 | 2 | 2 |
90℃*1h收缩率(横向)(%) | 0 | 0 | 0 | 1 | 1 |
闭孔温度(℃) | 134 | 133 | 131 | 134 | 131 |
Claims (5)
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CN201410020494.XA CN103762326B (zh) | 2014-01-17 | 2014-01-17 | 一种超薄锂离子电池隔膜及其生产工艺 |
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CN103762326B true CN103762326B (zh) | 2016-08-17 |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104327351B (zh) * | 2014-10-20 | 2017-10-03 | 上海恩捷新材料科技股份有限公司 | 一种微孔聚乙烯膜 |
CN105606641B (zh) * | 2015-12-29 | 2018-06-19 | 河南惠强新能源材料科技股份有限公司 | 一种在线实时监测锂电池隔膜热收缩率系统及监测方法 |
CN108623876B (zh) * | 2017-03-24 | 2021-07-06 | 旭化成株式会社 | 聚烯烃微多孔膜及聚烯烃微多孔膜的制备方法 |
CN107749451B (zh) * | 2017-10-21 | 2020-09-22 | 湖南中锂新材料科技有限公司 | 一种低应力锂离子电池隔膜的制备方法 |
CN109435198B (zh) * | 2018-09-12 | 2021-02-09 | 江苏洁雅家居用品有限公司 | 一种基于保鲜膜的智能生产设备 |
JP7409301B2 (ja) * | 2018-12-26 | 2024-01-09 | 東レ株式会社 | ポリオレフィン微多孔膜及びポリオレフィン微多孔膜の製造方法 |
CN110247006A (zh) * | 2019-06-11 | 2019-09-17 | 溧阳月泉电能源有限公司 | 锂离子二次电池隔膜的生产方法 |
CN111785894A (zh) * | 2020-07-22 | 2020-10-16 | 河北金力新能源科技股份有限公司 | 一种低闭孔温度隔膜的制备方法、制备的低闭孔温度隔膜及其应用 |
CN113320196B (zh) * | 2021-04-09 | 2022-05-06 | 山东国维复合材料科技有限公司 | 一种薄膜成型装置 |
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 |
CN117559081B (zh) * | 2024-01-08 | 2024-04-05 | 中材锂膜(内蒙古)有限公司 | 一种超薄聚烯烃锂电池隔膜及其制备方法、锂离子电池 |
CN117937051B (zh) * | 2024-03-21 | 2024-06-21 | 宁德新能源科技有限公司 | 一种隔离膜、二次电池和电子装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101241984A (zh) * | 2008-03-14 | 2008-08-13 | 深圳市富易达电子科技有限公司 | 一种锂离子电池复合隔离膜及其制备方法 |
CN101615697A (zh) * | 2008-06-27 | 2009-12-30 | 比亚迪股份有限公司 | 一种锂离子电池 |
CN101920565A (zh) * | 2010-06-13 | 2010-12-22 | 河北金力新能源材料科技有限公司 | 一种聚合物多孔膜的制备方法 |
CN101997102A (zh) * | 2009-08-26 | 2011-03-30 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及其制作方法 |
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JP4280381B2 (ja) * | 1999-12-22 | 2009-06-17 | 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 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN101241984A (zh) * | 2008-03-14 | 2008-08-13 | 深圳市富易达电子科技有限公司 | 一种锂离子电池复合隔离膜及其制备方法 |
CN101615697A (zh) * | 2008-06-27 | 2009-12-30 | 比亚迪股份有限公司 | 一种锂离子电池 |
CN101997102A (zh) * | 2009-08-26 | 2011-03-30 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及其制作方法 |
CN101920565A (zh) * | 2010-06-13 | 2010-12-22 | 河北金力新能源材料科技有限公司 | 一种聚合物多孔膜的制备方法 |
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