CN110649264B - 一种硅基负极材料及其制备方法 - Google Patents
一种硅基负极材料及其制备方法 Download PDFInfo
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- CN110649264B CN110649264B CN201910938439.1A CN201910938439A CN110649264B CN 110649264 B CN110649264 B CN 110649264B CN 201910938439 A CN201910938439 A CN 201910938439A CN 110649264 B CN110649264 B CN 110649264B
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- silicon
- negative electrode
- electrode material
- lithium
- lithium silicate
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 115
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 115
- 239000010703 silicon Substances 0.000 title claims abstract description 115
- 239000007773 negative electrode material Substances 0.000 title claims abstract description 93
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 64
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 claims abstract description 63
- 229910052912 lithium silicate Inorganic materials 0.000 claims abstract description 63
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 62
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims abstract description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000010405 anode material Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 22
- 239000002245 particle Substances 0.000 claims abstract description 11
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 49
- 238000000498 ball milling Methods 0.000 claims description 35
- 239000012298 atmosphere Substances 0.000 claims description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 238000001816 cooling Methods 0.000 claims description 27
- 238000005245 sintering Methods 0.000 claims description 26
- 239000000843 powder Substances 0.000 claims description 25
- 238000002156 mixing Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 14
- YTZVWGRNMGHDJE-UHFFFAOYSA-N tetralithium;silicate Chemical compound [Li+].[Li+].[Li+].[Li+].[O-][Si]([O-])([O-])[O-] YTZVWGRNMGHDJE-UHFFFAOYSA-N 0.000 claims description 14
- 238000007873 sieving Methods 0.000 claims description 13
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 12
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- 239000008103 glucose Substances 0.000 claims description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 8
- 239000010426 asphalt Substances 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 4
- 229920001661 Chitosan Polymers 0.000 claims description 4
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 4
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 4
- 229930006000 Sucrose Natural products 0.000 claims description 4
- 229930003268 Vitamin C Natural products 0.000 claims description 4
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 4
- 235000015165 citric acid Nutrition 0.000 claims description 4
- 239000005011 phenolic resin Substances 0.000 claims description 4
- 229920001568 phenolic resin Polymers 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 4
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 4
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 4
- 235000019698 starch Nutrition 0.000 claims description 4
- 239000008107 starch Substances 0.000 claims description 4
- 239000005720 sucrose Substances 0.000 claims description 4
- 235000019154 vitamin C Nutrition 0.000 claims description 4
- 239000011718 vitamin C Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 abstract description 16
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 15
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000011247 coating layer Substances 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 29
- 125000004122 cyclic group Chemical group 0.000 description 23
- 239000012300 argon atmosphere Substances 0.000 description 21
- 238000002474 experimental method Methods 0.000 description 20
- 229910052744 lithium Inorganic materials 0.000 description 15
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 14
- 230000014759 maintenance of location Effects 0.000 description 10
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 238000002329 infrared spectrum Methods 0.000 description 4
- 238000007323 disproportionation reaction Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 229910021419 crystalline silicon Inorganic materials 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000006138 lithiation reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
-
- 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
-
- 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)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Silicon Compounds (AREA)
Abstract
Description
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CN111362269A (zh) * | 2020-03-09 | 2020-07-03 | 上海电气集团股份有限公司 | 一种锂离子电池负极sei膜的制备方法和锂离子电池负极材料及其应用 |
CN111342020B (zh) * | 2020-03-11 | 2021-11-02 | 中国科学院宁波材料技术与工程研究所 | 一种硅基负极材料及其制备方法以及一种锂离子电池 |
CN112164779B (zh) * | 2020-09-24 | 2022-03-08 | 长沙矿冶研究院有限责任公司 | 一种碳包覆硅基负极材料及其制备方法 |
CN113437280B (zh) * | 2021-08-30 | 2021-11-30 | 北京壹金新能源科技有限公司 | 一种浆料稳定的锂化硅基复合材料及其制备方法和应用 |
CN114335456B (zh) * | 2021-12-06 | 2024-05-17 | 桂林电子科技大学 | 快充型复合负极材料及其制备方法与应用 |
CN114497522A (zh) * | 2022-04-01 | 2022-05-13 | 深圳索理德新材料科技有限公司 | 一种锂离子电池硅氧复合负极材料及其制备方法 |
Citations (2)
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CN105118969A (zh) * | 2015-10-08 | 2015-12-02 | 清华大学深圳研究生院 | 一种提高磷酸铁锂正极材料倍率性能的制备方法 |
CN106816594A (zh) * | 2017-03-06 | 2017-06-09 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及在锂离子二次电池中的用途 |
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CN103268939B (zh) * | 2013-04-25 | 2015-06-24 | 西安理工大学 | 硅酸亚铁锂正极复合材料的制备方法 |
CN108461723B (zh) * | 2018-02-11 | 2020-08-18 | 安普瑞斯(南京)有限公司 | 一种用于锂离子电池的硅基复合材料及其制备方法 |
CN110233246A (zh) * | 2018-03-06 | 2019-09-13 | 中国科学院广州能源研究所 | 碳包覆含有磷酸铁锂的复合负极活性材料及其制备方法和在锂离子电池负极的应用 |
CN108493438A (zh) * | 2018-04-27 | 2018-09-04 | 天津巴莫科技股份有限公司 | 一种锂离子电池用SiOx基复合负极材料及其制备方法 |
CN109286012B (zh) * | 2018-09-29 | 2021-01-05 | 北京科技大学 | 一种高倍率氧化亚硅基锂电负极材料的制备方法 |
CN110010861A (zh) * | 2019-03-07 | 2019-07-12 | 南方科技大学 | 硅基复合材料及其制备方法、锂离子电池 |
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CN105118969A (zh) * | 2015-10-08 | 2015-12-02 | 清华大学深圳研究生院 | 一种提高磷酸铁锂正极材料倍率性能的制备方法 |
CN106816594A (zh) * | 2017-03-06 | 2017-06-09 | 深圳市贝特瑞新能源材料股份有限公司 | 一种复合物、其制备方法及在锂离子二次电池中的用途 |
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