CN103730683A - 一种锂电池及其制备方法 - Google Patents
一种锂电池及其制备方法 Download PDFInfo
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- CN103730683A CN103730683A CN201310747196.6A CN201310747196A CN103730683A CN 103730683 A CN103730683 A CN 103730683A CN 201310747196 A CN201310747196 A CN 201310747196A CN 103730683 A CN103730683 A CN 103730683A
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- Prior art keywords
- lithium
- lithium battery
- positive
- electrolyte
- battery
- Prior art date
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 226
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000003792 electrolyte Substances 0.000 claims abstract description 66
- 239000002904 solvent Substances 0.000 claims abstract description 42
- 239000007774 positive electrode material Substances 0.000 claims abstract description 26
- -1 lithium hexafluorophosphate Chemical group 0.000 claims abstract description 25
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 18
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000011888 foil Substances 0.000 claims abstract description 15
- 239000011159 matrix material Substances 0.000 claims description 43
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 39
- 230000004888 barrier function Effects 0.000 claims description 39
- 229910001416 lithium ion Inorganic materials 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 30
- 239000004743 Polypropylene Substances 0.000 claims description 29
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 28
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 238000004513 sizing Methods 0.000 claims description 27
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 25
- 239000010410 layer Substances 0.000 claims description 25
- 230000032683 aging Effects 0.000 claims description 21
- 239000005030 aluminium foil Substances 0.000 claims description 21
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 20
- 229920001155 polypropylene Polymers 0.000 claims description 19
- 239000004698 Polyethylene Substances 0.000 claims description 17
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 claims description 16
- 229910019142 PO4 Inorganic materials 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 16
- 239000010452 phosphate Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 229920000573 polyethylene Polymers 0.000 claims description 12
- AATNZNJRDOVKDD-UHFFFAOYSA-N 1-[ethoxy(ethyl)phosphoryl]oxyethane Chemical compound CCOP(=O)(CC)OCC AATNZNJRDOVKDD-UHFFFAOYSA-N 0.000 claims description 11
- 239000011230 binding agent Substances 0.000 claims description 10
- 239000011889 copper foil Substances 0.000 claims description 10
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 9
- 239000002033 PVDF binder Substances 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 9
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 238000003475 lamination Methods 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- VONWDASPFIQPDY-UHFFFAOYSA-N dimethyl methylphosphonate Chemical compound COP(C)(=O)OC VONWDASPFIQPDY-UHFFFAOYSA-N 0.000 claims description 3
- 230000002687 intercalation Effects 0.000 claims description 3
- 238000009830 intercalation Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract 3
- 230000000052 comparative effect Effects 0.000 description 23
- 210000004027 cell Anatomy 0.000 description 18
- 239000011248 coating agent Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 16
- 230000009977 dual effect Effects 0.000 description 16
- CAAULPUQFIIOTL-UHFFFAOYSA-L methyl phosphate(2-) Chemical compound COP([O-])([O-])=O CAAULPUQFIIOTL-UHFFFAOYSA-L 0.000 description 10
- 239000006245 Carbon black Super-P Substances 0.000 description 8
- 239000006258 conductive agent Substances 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 229910013872 LiPF Inorganic materials 0.000 description 7
- 229910013870 LiPF 6 Inorganic materials 0.000 description 7
- 101150058243 Lipf gene Proteins 0.000 description 7
- 239000002985 plastic film Substances 0.000 description 7
- 229920006255 plastic film Polymers 0.000 description 7
- 210000001787 dendrite Anatomy 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000003063 flame retardant Substances 0.000 description 5
- 229910012820 LiCoO Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001465 metallisation Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 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 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910014689 LiMnO Inorganic materials 0.000 description 2
- 229910013716 LiNi Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003571 electronic cigarette Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000011366 tin-based material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
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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
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
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- H—ELECTRICITY
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- 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
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M10/058—Construction or manufacture
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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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
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- Condensed Matter Physics & Semiconductors (AREA)
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- Secondary Cells (AREA)
Abstract
Description
组别 | 放电截止电 | 1000mA放 | 1000mA放 | 100mA放电 | 100mA放电 |
压 | 电中值电压 | 电容量 | 中值电压 | 容量 | |
实施例1 | 3.0V | 3.754V | 243.8mAh | 3.907V | 258.9mAh |
实施例2 | 3.0V | 3.566V | 225.9mAh | 3.785V | 248.2mAh |
实施例3 | 3.0V | 3.766V | 136.9mAh | 3.895V | 148.0mAh |
实施例4 | 3.0V | 3.826V | 245.7mAh | 3.951V | 261.7mAh |
实施例5 | 3.0V | 3.592V | 227.4mAh | 3.801V | 251.6mAh |
Claims (15)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310747196.6A CN103730683B (zh) | 2013-12-27 | 2013-12-27 | 一种锂电池及其制备方法 |
US14/384,178 US9742031B2 (en) | 2013-12-27 | 2014-01-28 | Lithium battery and the preparation method thereof |
PCT/CN2014/071643 WO2015096272A1 (zh) | 2013-12-27 | 2014-01-28 | 一种锂电池及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310747196.6A CN103730683B (zh) | 2013-12-27 | 2013-12-27 | 一种锂电池及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN103730683A true CN103730683A (zh) | 2014-04-16 |
CN103730683B CN103730683B (zh) | 2015-08-19 |
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CN201310747196.6A Active CN103730683B (zh) | 2013-12-27 | 2013-12-27 | 一种锂电池及其制备方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9742031B2 (zh) |
CN (1) | CN103730683B (zh) |
WO (1) | WO2015096272A1 (zh) |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104779402A (zh) * | 2015-04-24 | 2015-07-15 | 惠州市豪鹏科技有限公司 | 一种新型超薄电池及其制备方法 |
CN105449186A (zh) * | 2015-11-18 | 2016-03-30 | 中国科学院深圳先进技术研究院 | 一种新型二次电池及其制备方法 |
CN105655649A (zh) * | 2016-03-30 | 2016-06-08 | 武汉大学 | 一种不燃性电沉积锂电池及其应用 |
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CN103730683B (zh) | 2015-08-19 |
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