CN102664269A - 一种锂离子电池负极材料的制备方法 - Google Patents
一种锂离子电池负极材料的制备方法 Download PDFInfo
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- CN102664269A CN102664269A CN2012101742368A CN201210174236A CN102664269A CN 102664269 A CN102664269 A CN 102664269A CN 2012101742368 A CN2012101742368 A CN 2012101742368A CN 201210174236 A CN201210174236 A CN 201210174236A CN 102664269 A CN102664269 A CN 102664269A
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- lithium ion
- ion battery
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000010405 anode material Substances 0.000 title abstract 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 93
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 58
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 58
- 239000003054 catalyst Substances 0.000 claims abstract description 32
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 30
- 239000010439 graphite Substances 0.000 claims abstract description 30
- 239000002243 precursor Substances 0.000 claims abstract description 14
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 12
- 239000002270 dispersing agent Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 53
- 239000000243 solution Substances 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 12
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical group [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 claims description 12
- 239000002931 mesocarbon microbead Substances 0.000 claims description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 8
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 claims description 7
- 229910001981 cobalt nitrate Inorganic materials 0.000 claims description 7
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 claims description 7
- 230000020477 pH reduction Effects 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 6
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 238000009987 spinning Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 230000001603 reducing effect Effects 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 239000000126 substance Substances 0.000 abstract description 11
- 229910052799 carbon Inorganic materials 0.000 abstract description 10
- 239000002131 composite material Substances 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000003708 ampul Substances 0.000 description 8
- 239000010453 quartz Substances 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 150000001721 carbon Chemical group 0.000 description 5
- 239000007772 electrode material Substances 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007770 graphite material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- 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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- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
0.3C(AH) | 0.5C(AH) | 1.0C(AH) | 2.0C(AH) | 0.3C (%) | 0.5C(%) | 1.0C (%) | 2.0C (%) |
实施例1 | 5.29 | 5.28 | 5.18 | 5.07 | 100 | 99.85 | 97.95 | 95.78 |
实施例2 | 5.18 | 5.17 | 5.07 | 4.94 | 100 | 99.72 | 97.81 | 95.43 |
实施例3 | 5.21 | 5.21 | 5.11 | 5.04 | 100 | 99.92 | 98.12 | 96.72 |
实施例4 | 5.31 | 5.30 | 5.20 | 5.13 | 100 | 99.87 | 98.01 | 96.61 |
对比例5 | 5.28 | 5.19 | 5.00 | 4.77 | 100 | 98.25 | 94.71 | 90.38 |
初始容量(AH) | 200次后容量(AH) | 循环200次容量保持率(%) | |
实施例1 | 5.27 | 5.13 | 97.30 |
实施例2 | 5.15 | 4.95 | 96.13 |
实施例3 | 5.18 | 4.97 | 96.03 |
实施例4 | 5.27 | 5.01 | 95.01 |
对比例5 | 5.22 | 4.87 | 93.38 |
Claims (7)
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103094529A (zh) * | 2013-01-30 | 2013-05-08 | 新乡远东电子科技有限公司 | 一种螺旋碳纳米管/石墨复合负极材料的制备方法 |
CN104779078A (zh) * | 2015-04-03 | 2015-07-15 | 安徽江威精密制造有限公司 | 一种碳纳米管/改性秸秆复合电极材料的制备方法及其制备方法 |
WO2017076121A1 (zh) * | 2015-11-02 | 2017-05-11 | 京东方科技集团股份有限公司 | 碳纳米管半导体器件及其制备方法 |
CN107486149A (zh) * | 2017-08-15 | 2017-12-19 | 太原理工大学 | 碳纳米管薄膜及其制备方法与应用 |
CN108091864A (zh) * | 2017-12-19 | 2018-05-29 | 宁波高新区锦众信息科技有限公司 | 一种锂离子电池用含镍负极材料的制备方法 |
CN109786722A (zh) * | 2019-02-26 | 2019-05-21 | 苏州第一元素纳米技术有限公司 | 电化学活性材料的制备方法 |
CN109888285A (zh) * | 2019-02-22 | 2019-06-14 | 华研(佛山)纳米材料有限公司 | 一种基于碳纳米管的动力电池负极材料及其制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101916857A (zh) * | 2010-08-19 | 2010-12-15 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子动力与储能电池用复合负极材料及其制备方法和电池 |
CN101969112A (zh) * | 2010-09-30 | 2011-02-09 | 湛江市聚鑫新能源有限公司 | 锂离子电池用正、负极材料及其改性方法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101916857A (zh) * | 2010-08-19 | 2010-12-15 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子动力与储能电池用复合负极材料及其制备方法和电池 |
CN101969112A (zh) * | 2010-09-30 | 2011-02-09 | 湛江市聚鑫新能源有限公司 | 锂离子电池用正、负极材料及其改性方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103094529A (zh) * | 2013-01-30 | 2013-05-08 | 新乡远东电子科技有限公司 | 一种螺旋碳纳米管/石墨复合负极材料的制备方法 |
CN103094529B (zh) * | 2013-01-30 | 2015-06-24 | 新乡远东电子科技有限公司 | 一种螺旋碳纳米管/石墨复合负极材料的制备方法 |
CN104779078A (zh) * | 2015-04-03 | 2015-07-15 | 安徽江威精密制造有限公司 | 一种碳纳米管/改性秸秆复合电极材料的制备方法及其制备方法 |
WO2017076121A1 (zh) * | 2015-11-02 | 2017-05-11 | 京东方科技集团股份有限公司 | 碳纳米管半导体器件及其制备方法 |
CN107486149A (zh) * | 2017-08-15 | 2017-12-19 | 太原理工大学 | 碳纳米管薄膜及其制备方法与应用 |
CN108091864A (zh) * | 2017-12-19 | 2018-05-29 | 宁波高新区锦众信息科技有限公司 | 一种锂离子电池用含镍负极材料的制备方法 |
CN109888285A (zh) * | 2019-02-22 | 2019-06-14 | 华研(佛山)纳米材料有限公司 | 一种基于碳纳米管的动力电池负极材料及其制备方法 |
CN109786722A (zh) * | 2019-02-26 | 2019-05-21 | 苏州第一元素纳米技术有限公司 | 电化学活性材料的制备方法 |
CN109786722B (zh) * | 2019-02-26 | 2021-05-11 | 苏州第一元素纳米技术有限公司 | 电化学活性材料的制备方法 |
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