CN110828757A - 一种锂离子电池隔膜及其制备方法和用途 - Google Patents
一种锂离子电池隔膜及其制备方法和用途 Download PDFInfo
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- CN110828757A CN110828757A CN201911140350.7A CN201911140350A CN110828757A CN 110828757 A CN110828757 A CN 110828757A CN 201911140350 A CN201911140350 A CN 201911140350A CN 110828757 A CN110828757 A CN 110828757A
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 77
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 229920000642 polymer Polymers 0.000 claims abstract description 95
- 239000002131 composite material Substances 0.000 claims abstract description 73
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- 229910010293 ceramic material Inorganic materials 0.000 claims abstract description 41
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- -1 polyethylene Polymers 0.000 claims description 41
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- 238000000576 coating method Methods 0.000 claims description 29
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 28
- 238000005524 ceramic coating Methods 0.000 claims description 27
- 239000011247 coating layer Substances 0.000 claims description 26
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 24
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- 238000002791 soaking Methods 0.000 claims description 21
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
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- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 14
- 239000004698 Polyethylene Substances 0.000 claims description 14
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 14
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- 239000003795 chemical substances by application Substances 0.000 claims description 13
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- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 12
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- 239000007788 liquid Substances 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 8
- 239000006255 coating slurry Substances 0.000 claims description 8
- 238000007598 dipping method Methods 0.000 claims description 8
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 7
- 239000001110 calcium chloride Substances 0.000 claims description 7
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 7
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 6
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 6
- 239000002174 Styrene-butadiene Substances 0.000 claims description 6
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 6
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 6
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 6
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 6
- 239000000395 magnesium oxide Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229920001490 poly(butyl methacrylate) polymer Polymers 0.000 claims description 6
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 6
- 229920000120 polyethyl acrylate Polymers 0.000 claims description 6
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 6
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 6
- 239000011118 polyvinyl acetate Substances 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 6
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 6
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
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- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 6
- 229920001909 styrene-acrylic polymer Polymers 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 4
- 238000007756 gravure coating Methods 0.000 claims description 4
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 4
- 229910001593 boehmite Inorganic materials 0.000 claims description 2
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 2
- 238000007654 immersion Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 238000002844 melting Methods 0.000 abstract description 2
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- 230000000052 comparative effect Effects 0.000 description 16
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- 239000012462 polypropylene substrate Substances 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
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- 238000003487 electrochemical reaction Methods 0.000 description 1
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- 229910052731 fluorine Inorganic materials 0.000 description 1
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- 238000010998 test method Methods 0.000 description 1
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Images
Classifications
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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
- H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
- H01M2200/00—Safety devices for primary or secondary 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
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Cell Separators (AREA)
Abstract
Description
实施例5 | 对比例1 | 对比例2 | |
热关闭温度,℃ | 130 | 118 | 128 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113161684A (zh) * | 2021-03-18 | 2021-07-23 | 河北金力新能源科技股份有限公司 | 耐高温、高强度隔膜及其制备方法 |
CN113948820A (zh) * | 2021-10-13 | 2022-01-18 | 天津市捷威动力工业有限公司 | 一种锂离子电池复合隔膜及其制备方法与应用 |
CN114597588A (zh) * | 2020-12-07 | 2022-06-07 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及锂离子电池 |
WO2023072107A1 (zh) * | 2021-10-25 | 2023-05-04 | 珠海冠宇电池股份有限公司 | 一种隔膜及含有该隔膜的电池 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114597588A (zh) * | 2020-12-07 | 2022-06-07 | 比亚迪股份有限公司 | 一种锂离子电池隔膜及锂离子电池 |
CN113161684A (zh) * | 2021-03-18 | 2021-07-23 | 河北金力新能源科技股份有限公司 | 耐高温、高强度隔膜及其制备方法 |
CN113948820A (zh) * | 2021-10-13 | 2022-01-18 | 天津市捷威动力工业有限公司 | 一种锂离子电池复合隔膜及其制备方法与应用 |
CN113948820B (zh) * | 2021-10-13 | 2023-07-07 | 天津市捷威动力工业有限公司 | 一种锂离子电池复合隔膜及其制备方法与应用 |
WO2023072107A1 (zh) * | 2021-10-25 | 2023-05-04 | 珠海冠宇电池股份有限公司 | 一种隔膜及含有该隔膜的电池 |
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