CN110379947A - 一种电池壳及其制备方法和锂离子电池及其补锂方法 - Google Patents
一种电池壳及其制备方法和锂离子电池及其补锂方法 Download PDFInfo
- Publication number
- CN110379947A CN110379947A CN201910672312.XA CN201910672312A CN110379947A CN 110379947 A CN110379947 A CN 110379947A CN 201910672312 A CN201910672312 A CN 201910672312A CN 110379947 A CN110379947 A CN 110379947A
- Authority
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- Prior art keywords
- lithium
- layer
- protective layer
- battery case
- containing lithium
- 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.)
- Granted
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 233
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 223
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 85
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000010410 layer Substances 0.000 claims abstract description 62
- 230000008901 benefit Effects 0.000 claims abstract description 52
- 239000011241 protective layer Substances 0.000 claims abstract description 52
- 239000002002 slurry Substances 0.000 claims abstract description 50
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims description 20
- 229920000642 polymer Polymers 0.000 claims description 19
- 239000007787 solid Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 239000006258 conductive agent Substances 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 15
- 239000011230 binding agent Substances 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 12
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 10
- 239000006230 acetylene black Substances 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 9
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 8
- 239000012298 atmosphere Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000005030 aluminium foil Substances 0.000 claims description 5
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 5
- 239000011889 copper foil Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 239000003273 ketjen black Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000011224 oxide ceramic Substances 0.000 claims description 5
- 229910052574 oxide ceramic Inorganic materials 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 3
- GLNWILHOFOBOFD-UHFFFAOYSA-N lithium sulfide Chemical compound [Li+].[Li+].[S-2] GLNWILHOFOBOFD-UHFFFAOYSA-N 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 3
- 239000011118 polyvinyl acetate Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 229910052863 mullite Inorganic materials 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 229920000058 polyacrylate Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 238000009955 starching Methods 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims description 2
- 239000001993 wax Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005538 encapsulation Methods 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 239000010405 anode material Substances 0.000 description 2
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000009831 deintercalation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 102000004310 Ion Channels Human genes 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- H01M10/058—Construction or manufacture
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the 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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
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CN201910672312.XA CN110379947B (zh) | 2019-07-24 | 2019-07-24 | 一种电池壳及其制备方法和锂离子电池及其补锂方法 |
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CN201910672312.XA CN110379947B (zh) | 2019-07-24 | 2019-07-24 | 一种电池壳及其制备方法和锂离子电池及其补锂方法 |
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CN110379947A true CN110379947A (zh) | 2019-10-25 |
CN110379947B CN110379947B (zh) | 2022-05-27 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110828745A (zh) * | 2020-01-13 | 2020-02-21 | 比亚迪股份有限公司 | 一种电池、电池模组、电池包和电动车 |
CN110970581A (zh) * | 2019-12-23 | 2020-04-07 | 东莞塔菲尔新能源科技有限公司 | 一种轻量化锂电池外壳及其制备方法 |
CN111244458A (zh) * | 2020-01-19 | 2020-06-05 | 中国科学院电工研究所 | 一种预锂化电极 |
CN113078364A (zh) * | 2021-03-29 | 2021-07-06 | 中南大学 | 一种高能量密度铝壳锂离子电池的制造方法 |
CN113437297A (zh) * | 2020-03-23 | 2021-09-24 | 比亚迪股份有限公司 | 金属锂负极及其制备方法和锂电池 |
CN114243131A (zh) * | 2021-12-23 | 2022-03-25 | 湖北亿纬动力有限公司 | 一种补锂方法及其锂离子电池 |
CN114520373A (zh) * | 2020-11-20 | 2022-05-20 | 大众汽车股份公司 | 制造电池单元的金属复合箔的方法和具有电池单元的汽车 |
CN114927701A (zh) * | 2022-05-18 | 2022-08-19 | 电子科技大学 | 一种补锂集流体及其制备方法和应用 |
CN116315325A (zh) * | 2023-05-19 | 2023-06-23 | 江苏正力新能电池技术有限公司 | 电池壳体及其制作方法、锂离子电池和用电设备 |
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CN1773762A (zh) * | 2004-11-09 | 2006-05-17 | 比亚迪股份有限公司 | 锂离子二次电池 |
CN102082288A (zh) * | 2009-11-30 | 2011-06-01 | 比亚迪股份有限公司 | 一种锂离子二次电池及其制造方法 |
CN105702913A (zh) * | 2014-11-27 | 2016-06-22 | 比亚迪股份有限公司 | 一种正极及其制备方法和一种锂二次电池 |
CN107039633A (zh) * | 2017-03-24 | 2017-08-11 | 江苏乐能电池股份有限公司 | 一种高比能量锂离子电池复合负极极片及其锂离子电池 |
CN108878775A (zh) * | 2018-06-29 | 2018-11-23 | 桑顿新能源科技有限公司 | 一种安全补锂复合负极极片及其制备方法 |
CN108899474A (zh) * | 2018-07-03 | 2018-11-27 | 江苏乐能电池股份有限公司 | 一种三元材料复合正极极片及其锂离子电池 |
CN109728253A (zh) * | 2018-12-27 | 2019-05-07 | 江西星盈科技有限公司 | 锂离子电池及其正极片及其制备方法 |
-
2019
- 2019-07-24 CN CN201910672312.XA patent/CN110379947B/zh active Active
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CN1773762A (zh) * | 2004-11-09 | 2006-05-17 | 比亚迪股份有限公司 | 锂离子二次电池 |
CN102082288A (zh) * | 2009-11-30 | 2011-06-01 | 比亚迪股份有限公司 | 一种锂离子二次电池及其制造方法 |
CN105702913A (zh) * | 2014-11-27 | 2016-06-22 | 比亚迪股份有限公司 | 一种正极及其制备方法和一种锂二次电池 |
CN107039633A (zh) * | 2017-03-24 | 2017-08-11 | 江苏乐能电池股份有限公司 | 一种高比能量锂离子电池复合负极极片及其锂离子电池 |
CN108878775A (zh) * | 2018-06-29 | 2018-11-23 | 桑顿新能源科技有限公司 | 一种安全补锂复合负极极片及其制备方法 |
CN108899474A (zh) * | 2018-07-03 | 2018-11-27 | 江苏乐能电池股份有限公司 | 一种三元材料复合正极极片及其锂离子电池 |
CN109728253A (zh) * | 2018-12-27 | 2019-05-07 | 江西星盈科技有限公司 | 锂离子电池及其正极片及其制备方法 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110970581A (zh) * | 2019-12-23 | 2020-04-07 | 东莞塔菲尔新能源科技有限公司 | 一种轻量化锂电池外壳及其制备方法 |
CN110828745A (zh) * | 2020-01-13 | 2020-02-21 | 比亚迪股份有限公司 | 一种电池、电池模组、电池包和电动车 |
CN111244458A (zh) * | 2020-01-19 | 2020-06-05 | 中国科学院电工研究所 | 一种预锂化电极 |
CN113437297A (zh) * | 2020-03-23 | 2021-09-24 | 比亚迪股份有限公司 | 金属锂负极及其制备方法和锂电池 |
CN113437297B (zh) * | 2020-03-23 | 2022-10-18 | 比亚迪股份有限公司 | 金属锂负极及其制备方法和锂电池 |
CN114520373A (zh) * | 2020-11-20 | 2022-05-20 | 大众汽车股份公司 | 制造电池单元的金属复合箔的方法和具有电池单元的汽车 |
CN113078364A (zh) * | 2021-03-29 | 2021-07-06 | 中南大学 | 一种高能量密度铝壳锂离子电池的制造方法 |
CN114243131A (zh) * | 2021-12-23 | 2022-03-25 | 湖北亿纬动力有限公司 | 一种补锂方法及其锂离子电池 |
CN114927701A (zh) * | 2022-05-18 | 2022-08-19 | 电子科技大学 | 一种补锂集流体及其制备方法和应用 |
CN116315325A (zh) * | 2023-05-19 | 2023-06-23 | 江苏正力新能电池技术有限公司 | 电池壳体及其制作方法、锂离子电池和用电设备 |
CN116315325B (zh) * | 2023-05-19 | 2023-08-29 | 江苏正力新能电池技术有限公司 | 电池壳体及其制作方法、锂离子电池和用电设备 |
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