CN104409709A - 一种锂离子电池负极材料、制备方法和锂离子电池 - Google Patents
一种锂离子电池负极材料、制备方法和锂离子电池 Download PDFInfo
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- CN104409709A CN104409709A CN201410704358.2A CN201410704358A CN104409709A CN 104409709 A CN104409709 A CN 104409709A CN 201410704358 A CN201410704358 A CN 201410704358A CN 104409709 A CN104409709 A CN 104409709A
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- Prior art keywords
- ion battery
- lithium ion
- battery negative
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- graphite
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 62
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 239000007773 negative electrode material Substances 0.000 title abstract 6
- 239000000463 material Substances 0.000 claims abstract description 117
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 111
- 239000002041 carbon nanotube Substances 0.000 claims abstract description 80
- 229910021393 carbon nanotube Inorganic materials 0.000 claims abstract description 80
- 239000010439 graphite Substances 0.000 claims abstract description 49
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 49
- 239000002131 composite material Substances 0.000 claims abstract description 34
- 229920000767 polyaniline Polymers 0.000 claims abstract description 19
- 239000011248 coating agent Substances 0.000 claims abstract 6
- 238000000576 coating method Methods 0.000 claims abstract 6
- 239000010410 layer Substances 0.000 claims description 39
- 229910052710 silicon Inorganic materials 0.000 claims description 30
- 239000010703 silicon Substances 0.000 claims description 30
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 22
- -1 carbon nano tube compound Chemical class 0.000 claims description 22
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 20
- 239000011247 coating layer Substances 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 17
- 238000006116 polymerization reaction Methods 0.000 claims description 16
- 238000005087 graphitization Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 11
- 239000006185 dispersion Substances 0.000 claims description 9
- 239000002270 dispersing agent Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000004927 fusion Effects 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
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- 230000008901 benefit Effects 0.000 abstract description 4
- 239000007772 electrode material Substances 0.000 abstract description 4
- 238000004146 energy storage Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 24
- 230000000052 comparative effect Effects 0.000 description 18
- 239000005543 nano-size silicon particle Substances 0.000 description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 11
- 238000005213 imbibition Methods 0.000 description 11
- 230000021523 carboxylation Effects 0.000 description 10
- 238000006473 carboxylation reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- 238000000967 suction filtration Methods 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 238000004821 distillation Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000010992 reflux Methods 0.000 description 4
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- 150000001263 acyl chlorides Chemical class 0.000 description 3
- 238000013019 agitation Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
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- 230000015572 biosynthetic process Effects 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
- 230000008859 change Effects 0.000 description 3
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- 238000003786 synthesis reaction Methods 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- HJPOKQICBCJGHE-UHFFFAOYSA-J [C+4].[Cl-].[Cl-].[Cl-].[Cl-] Chemical compound [C+4].[Cl-].[Cl-].[Cl-].[Cl-] HJPOKQICBCJGHE-UHFFFAOYSA-J 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- HNNQYHFROJDYHQ-UHFFFAOYSA-N 3-(4-ethylcyclohexyl)propanoic acid 3-(3-ethylcyclopentyl)propanoic acid Chemical compound CCC1CCC(CCC(O)=O)C1.CCC1CCC(CCC(O)=O)CC1 HNNQYHFROJDYHQ-UHFFFAOYSA-N 0.000 description 1
- OTYYBJNSLLBAGE-UHFFFAOYSA-N CN1C(CCC1)=O.[N] Chemical compound CN1C(CCC1)=O.[N] OTYYBJNSLLBAGE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound 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 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910003474 graphite-silicon composite material Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910021426 porous silicon Inorganic materials 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002153 silicon-carbon composite material Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 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
- 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
- H01M4/362—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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
-
- 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
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
Abstract
Description
技术参数 | 实施例1 | 实施例2 | 实施例3 | 对比例 |
首次放电容量(mAh/g) | 368.2 | 366.4 | 362.3 | 339.5 |
首次效率(%) | 95.1 | 94.8 | 94.3 | 92.4 |
吸液速度(ml/min) | 保液率(24h电解液量/0h电解液量) | |
实施例1 | 7.1 | 95.3% |
实施例2 | 6.6 | 94.2% |
实施例3 | 6.8 | 94.4% |
对比例 | 3.1 | 83.7% |
实施例 | 极片反弹率(%) |
实施例1 | 1.8 |
实施例2 | 1.6 |
实施例3 | 2.1 |
对比例 | 5.6 |
Claims (10)
Priority Applications (1)
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CN201410704358.2A CN104409709B (zh) | 2014-11-27 | 2014-11-27 | 一种锂离子电池负极材料、制备方法和锂离子电池 |
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CN201410704358.2A CN104409709B (zh) | 2014-11-27 | 2014-11-27 | 一种锂离子电池负极材料、制备方法和锂离子电池 |
Publications (2)
Publication Number | Publication Date |
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CN104409709A true CN104409709A (zh) | 2015-03-11 |
CN104409709B CN104409709B (zh) | 2016-09-21 |
Family
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CN201410704358.2A Active CN104409709B (zh) | 2014-11-27 | 2014-11-27 | 一种锂离子电池负极材料、制备方法和锂离子电池 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104979539A (zh) * | 2015-05-14 | 2015-10-14 | 浙江大学 | 硅碳复合纳米管的制备方法 |
CN105140477A (zh) * | 2015-07-30 | 2015-12-09 | 湖北大学 | 硅碳复合材料及其制备方法 |
CN105895880A (zh) * | 2016-05-18 | 2016-08-24 | 河南田园新能源科技有限公司 | 一种锂离子电池负极用的二氧化硅复合材料制备方法 |
CN108963227A (zh) * | 2018-07-19 | 2018-12-07 | 周鲁中 | 导电高分子包覆硅复合碳纳米管负极材料及其制法和应用 |
CN109638261A (zh) * | 2018-12-18 | 2019-04-16 | 中科廊坊过程工程研究院 | 一种三元正极材料及其制备方法和锂离子电池 |
CN109786696A (zh) * | 2018-12-29 | 2019-05-21 | 湖南中科星城石墨有限公司 | 一种多组分硅碳材料及其制备方法 |
CN112259785A (zh) * | 2020-10-27 | 2021-01-22 | 江西理工大学 | 一种单叠片对数软包锂离子电池及其制备方法 |
CN112467134A (zh) * | 2020-09-09 | 2021-03-09 | 珠海中科兆盈丰新材料科技有限公司 | 一种碳纳米管-硅碳复合负极材料及其制备方法 |
CN113013394A (zh) * | 2021-03-26 | 2021-06-22 | 蜂巢能源科技有限公司 | 一种负极材料及其制备方法和应用 |
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Cited By (13)
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CN104979539B (zh) * | 2015-05-14 | 2017-05-10 | 浙江大学 | 硅碳复合纳米管的制备方法 |
CN104979539A (zh) * | 2015-05-14 | 2015-10-14 | 浙江大学 | 硅碳复合纳米管的制备方法 |
CN105140477A (zh) * | 2015-07-30 | 2015-12-09 | 湖北大学 | 硅碳复合材料及其制备方法 |
CN105895880A (zh) * | 2016-05-18 | 2016-08-24 | 河南田园新能源科技有限公司 | 一种锂离子电池负极用的二氧化硅复合材料制备方法 |
CN108963227B (zh) * | 2018-07-19 | 2021-02-19 | 周鲁中 | 导电高分子包覆硅复合碳纳米管负极材料及其制法和应用 |
CN108963227A (zh) * | 2018-07-19 | 2018-12-07 | 周鲁中 | 导电高分子包覆硅复合碳纳米管负极材料及其制法和应用 |
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CN109638261B (zh) * | 2018-12-18 | 2022-01-11 | 廊坊绿色工业技术服务中心 | 一种三元正极材料及其制备方法和锂离子电池 |
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CN113013394A (zh) * | 2021-03-26 | 2021-06-22 | 蜂巢能源科技有限公司 | 一种负极材料及其制备方法和应用 |
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