CN111341977B - 一种新能源汽车动力锂电池用隔膜及制备方法 - Google Patents
一种新能源汽车动力锂电池用隔膜及制备方法 Download PDFInfo
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- CN111341977B CN111341977B CN202010207439.7A CN202010207439A CN111341977B CN 111341977 B CN111341977 B CN 111341977B CN 202010207439 A CN202010207439 A CN 202010207439A CN 111341977 B CN111341977 B CN 111341977B
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 50
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- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- 229920001721 polyimide Polymers 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 claims abstract description 18
- 238000002791 soaking Methods 0.000 claims abstract description 18
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004642 Polyimide Substances 0.000 claims abstract description 15
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 14
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- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 14
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- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000001723 curing Methods 0.000 claims abstract description 7
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 7
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- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 5
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 5
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 5
- 239000001099 ammonium carbonate Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 5
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 10
- 239000002585 base Substances 0.000 description 10
- 229910001416 lithium ion Inorganic materials 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
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- -1 polypropylene Polymers 0.000 description 6
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
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- 229920002678 cellulose Polymers 0.000 description 3
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- 229910021389 graphene Inorganic materials 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229920000875 Dissolving pulp Polymers 0.000 description 1
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- 229910013880 LiPF4 Inorganic materials 0.000 description 1
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Images
Classifications
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
-
- 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
- H01M50/44—Fibrous material
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Cell Separators (AREA)
Abstract
Description
编号 | 收缩率(%) | 吸液率(%) |
实施例1 | 0.6 | 82 |
实施例2 | 0.9 | 85 |
实施例3 | 1.0 | 81 |
对比例1 | 0.8 | 72 |
对比例2 | 3.9 | 64 |
对比例3 | 0.8 | 56 |
Claims (8)
Priority Applications (1)
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CN202010207439.7A CN111341977B (zh) | 2020-03-23 | 2020-03-23 | 一种新能源汽车动力锂电池用隔膜及制备方法 |
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CN202010207439.7A CN111341977B (zh) | 2020-03-23 | 2020-03-23 | 一种新能源汽车动力锂电池用隔膜及制备方法 |
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Publication Number | Publication Date |
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CN111341977A CN111341977A (zh) | 2020-06-26 |
CN111341977B true CN111341977B (zh) | 2021-08-27 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4372393B2 (ja) * | 2001-05-09 | 2009-11-25 | ダイワボウホールディングス株式会社 | セパレータ材料とその製造方法および電池 |
CN104868078A (zh) * | 2015-04-05 | 2015-08-26 | 铜仁学院 | 一种制备多孔聚酰亚胺隔膜的工艺 |
CN105280862A (zh) * | 2015-09-16 | 2016-01-27 | 浙江理工大学 | 一种散热型锂电池隔膜的制备方法 |
CN206370459U (zh) * | 2017-01-09 | 2017-08-01 | 北京鼎能开源电池科技股份有限公司 | 一种锂离子电池隔膜 |
CN110854342A (zh) * | 2019-11-15 | 2020-02-28 | 上海化工研究院有限公司 | 一种高效高性能锂电池隔膜的制备方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10238944A1 (de) * | 2002-08-24 | 2004-03-04 | Creavis Gesellschaft Für Technologie Und Innovation Mbh | Separator zur Verwendung in Hochenergiebatterien sowie Verfahren zu dessen Herstellung |
JP2014025184A (ja) * | 2012-07-30 | 2014-02-06 | Teijin Ltd | 微細繊維構造体 |
CN107732102A (zh) * | 2017-09-19 | 2018-02-23 | 常州市丰瑞电子有限公司 | 一种复合锂离子电池隔膜的制备方法 |
-
2020
- 2020-03-23 CN CN202010207439.7A patent/CN111341977B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4372393B2 (ja) * | 2001-05-09 | 2009-11-25 | ダイワボウホールディングス株式会社 | セパレータ材料とその製造方法および電池 |
CN104868078A (zh) * | 2015-04-05 | 2015-08-26 | 铜仁学院 | 一种制备多孔聚酰亚胺隔膜的工艺 |
CN105280862A (zh) * | 2015-09-16 | 2016-01-27 | 浙江理工大学 | 一种散热型锂电池隔膜的制备方法 |
CN206370459U (zh) * | 2017-01-09 | 2017-08-01 | 北京鼎能开源电池科技股份有限公司 | 一种锂离子电池隔膜 |
CN110854342A (zh) * | 2019-11-15 | 2020-02-28 | 上海化工研究院有限公司 | 一种高效高性能锂电池隔膜的制备方法 |
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Denomination of invention: A new energy vehicle power lithium battery separator and preparation method Granted publication date: 20210827 Pledgee: Anhui jiangzhinan Financing Guarantee Co.,Ltd. Pledgor: Jiangsu Fengxin Energy Power Technology Co.,Ltd. Registration number: Y2024980037127 |
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