CN1901269A - 电池 - Google Patents
电池 Download PDFInfo
- Publication number
- CN1901269A CN1901269A CNA200610106185XA CN200610106185A CN1901269A CN 1901269 A CN1901269 A CN 1901269A CN A200610106185X A CNA200610106185X A CN A200610106185XA CN 200610106185 A CN200610106185 A CN 200610106185A CN 1901269 A CN1901269 A CN 1901269A
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- active material
- material layer
- anode active
- negative pole
- electrode collector
- Prior art date
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- 230000003746 surface roughness Effects 0.000 claims abstract description 28
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 50
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- 229910052760 oxygen Inorganic materials 0.000 claims description 50
- 239000003792 electrolyte Substances 0.000 claims description 41
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 26
- 229910052744 lithium Inorganic materials 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 19
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- 239000010703 silicon Substances 0.000 claims description 19
- 125000004429 atom Chemical group 0.000 claims description 12
- 238000005275 alloying Methods 0.000 claims description 7
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- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 4
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
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- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 2
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- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
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- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
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- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 206010037844 rash Diseases 0.000 description 2
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
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- YYPNJNDODFVZLE-UHFFFAOYSA-N 3-methylbut-2-enoic acid Chemical compound CC(C)=CC(O)=O YYPNJNDODFVZLE-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910012820 LiCoO Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- GRQJZSJOACLQOV-UHFFFAOYSA-N [Li].[N] Chemical compound [Li].[N] GRQJZSJOACLQOV-UHFFFAOYSA-N 0.000 description 1
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- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
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- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/0569—Liquid materials characterised by the solvents
-
- 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/386—Silicon or alloys based on silicon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/36—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
- H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- 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
- H01M2010/4292—Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathode
-
- 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)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Abstract
Description
表面粗糙度Ra值(μm) | 最大利用率C(%) | 初始充电和放电效率(%) | 放电容量保持率(%) | |
实施例1-1 | 0.4 | 85 | 89 | 81 |
实施例1-2 | 0.4 | 80 | 88 | 85 |
实施例1-3 | 0.4 | 75 | 88 | 86 |
实施例1-4 | 0.4 | 60 | 87 | 87 |
实施例1-5 | 0.4 | 50 | 87 | 87 |
实施例1-6 | 0.4 | 40 | 85 | 89 |
实施例1-7 | 0.4 | 35 | 82 | 84 |
对比例1-1 | 0.4 | 95 | 90 | 66 |
对比例1-2 | 0.4 | 90 | 89 | 70 |
对比例1-3 | 0.4 | 30 | 76 | 80 |
对比例1-4 | 0.4 | 20 | 74 | 77 |
对比例1-5 | 0.05 | 90 | 63 | 33 |
对比例1-6 | 0.05 | 50 | 69 | 29 |
对比例1-7 | 0.05 | 20 | 53 | 31 |
表面粗糙度Ra值(μm) | 最大利用率C(%) | 初始充电和放电效率(%) | 放电容量保持率(%) | |
实施例2-1 | 0.2 | 50 | 83 | 80 |
实施例1-5 | 0.4 | 50 | 87 | 87 |
实施例2-2 | 1.0 | 50 | 86 | 88 |
实施例2-3 | 3.0 | 50 | 86 | 89 |
实施例2-4 | 5.0 | 50 | 87 | 85 |
对比例1-6 | 0.05 | 50 | 69 | 29 |
对比例2-1 | 0.1 | 50 | 72 | 54 |
表面粗糙度Ra值(μm) | 最大利用率C(%) | 氧含量(原子%) | 初始充电和放电效率(%) | 放电容量保持率(%) | |
实施例1-5 | 0.4 | 50 | 1.5 | 87 | 87 |
实施例3-1 | 0.4 | 50 | 2 | 87 | 88 |
实施例3-2 | 0.4 | 50 | 3 | 88 | 91 |
实施例3-3 | 0.4 | 50 | 7 | 88 | 92 |
实施例3-4 | 0.4 | 50 | 11 | 87 | 93 |
实施例3-5 | 0.4 | 50 | 32 | 85 | 90 |
实施例3-6 | 0.4 | 50 | 40 | 83 | 88 |
对比例1-6 | 0.05 | 50 | 1 | 69 | 29 |
对比例3-1 | 0.05 | 50 | 7 | 51 | 39 |
表面粗糙度Ra值(μm) | 最大利用率C(%) | 第二层 | 初始充电和放电效率(%) | 放电容量保持率(%) | ||
层数 | 氧(原子%) | |||||
实施例3-4 | 0.4 | 50 | 0 | 11 | 87 | 93 |
实施例4-1 | 0.4 | 50 | 1 | 11 | 88 | 95 |
实施例4-2 | 0.4 | 50 | 3 | 11 | 90 | 96 |
实施例4-3 | 0.4 | 50 | 5 | 11 | 90 | 97 |
实施例4-4 | 0.4 | 50 | 10 | 11 | 91 | 98 |
表面粗糙度Ra值(μm) | 最大利用率C(%) | 溶剂 | 初始充电和放电效率(%) | 放电容量保持率(%) | |
实施例1-5 | 0.4 | 50 | EC+DEC | 87 | 87 |
实施例5-1 | 0.4 | 50 | FEC+DEC | 87 | 90 |
对比例1-6 | 0.05 | 50 | EC+DEC | 69 | 29 |
对比例5-1 | 0.05 | 50 | FEC+DEC | 65 | 35 |
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JP2005210622A JP5758560B2 (ja) | 2005-07-20 | 2005-07-20 | リチウムイオン二次電池の充電方法 |
JP210622/05 | 2005-07-20 |
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CN1901269A true CN1901269A (zh) | 2007-01-24 |
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CN101567462B (zh) * | 2008-04-23 | 2014-07-16 | 索尼株式会社 | 负极以及二次电池 |
CN101587947B (zh) * | 2008-05-23 | 2013-03-13 | 索尼株式会社 | 负极以及包括该负极的二次电池 |
CN102683656A (zh) * | 2012-04-26 | 2012-09-19 | 宁波杉杉新材料科技有限公司 | 高性能锂离子电池多孔薄膜硅基负极材料及其制备方法 |
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JP5758560B2 (ja) | 2015-08-05 |
US20070020523A1 (en) | 2007-01-25 |
JP2007027008A (ja) | 2007-02-01 |
CN100524934C (zh) | 2009-08-05 |
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