CN115101741A - 氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 - Google Patents
氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 Download PDFInfo
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- CN115101741A CN115101741A CN202210953961.9A CN202210953961A CN115101741A CN 115101741 A CN115101741 A CN 115101741A CN 202210953961 A CN202210953961 A CN 202210953961A CN 115101741 A CN115101741 A CN 115101741A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 70
- 239000002153 silicon-carbon composite material Substances 0.000 title claims abstract description 62
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 80
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 80
- 239000010703 silicon Substances 0.000 claims abstract description 80
- 229910003481 amorphous carbon Inorganic materials 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 22
- 239000011159 matrix material Substances 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000011247 coating layer Substances 0.000 claims abstract description 13
- 239000001257 hydrogen Substances 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 27
- 239000002131 composite material Substances 0.000 claims description 25
- 239000005543 nano-size silicon particle Substances 0.000 claims description 25
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 24
- 239000011230 binding agent Substances 0.000 claims description 24
- 239000002243 precursor Substances 0.000 claims description 22
- 238000003763 carbonization Methods 0.000 claims description 21
- 239000004793 Polystyrene Substances 0.000 claims description 20
- 238000006116 polymerization reaction Methods 0.000 claims description 20
- 229920002223 polystyrene Polymers 0.000 claims description 20
- 239000007822 coupling agent Substances 0.000 claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims description 16
- 238000006722 reduction reaction Methods 0.000 claims description 16
- 239000006185 dispersion Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000004005 microsphere Substances 0.000 claims description 11
- 239000003792 electrolyte Substances 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 9
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002174 Styrene-butadiene Substances 0.000 claims description 6
- 239000011149 active material Substances 0.000 claims description 6
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical class Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 239000004816 latex Substances 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 239000011115 styrene butadiene Substances 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000014759 maintenance of location Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 25
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 17
- 229910001416 lithium ion Inorganic materials 0.000 description 17
- 238000012360 testing method Methods 0.000 description 14
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 12
- 210000004027 cell Anatomy 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000008367 deionised water Substances 0.000 description 8
- 229910021641 deionized water Inorganic materials 0.000 description 8
- 238000004070 electrodeposition Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000011259 mixed solution Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 229910052786 argon Inorganic materials 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 238000011056 performance test Methods 0.000 description 5
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 229910017604 nitric acid Inorganic materials 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002484 cyclic voltammetry Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 229910013872 LiPF Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 101150058243 Lipf gene Proteins 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- -1 compound graphite alkene Chemical class 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910002981 Li4.4Si Inorganic materials 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000006138 lithiation reaction Methods 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
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 239000011856 silicon-based particle Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/182—Graphene
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F12/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F12/02—Monomers containing only one unsaturated aliphatic radical
- C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F12/06—Hydrocarbons
- C08F12/08—Styrene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/42—Introducing metal atoms or metal-containing groups
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- H—ELECTRICITY
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- 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
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M4/04—Processes of manufacture in general
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- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
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- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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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
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- Condensed Matter Physics & Semiconductors (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Silicon Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
扣式电池 | 首次放电容量(mAh/g) | 首次效率 | 满电膨胀 |
A-1 | 2080 | 89.9% | 88.5% |
B-1 | 2040 | 89.3% | 89.4% |
C-1 | 1920 | 89.1% | 90.9% |
D-1 | 1720 | 85.5% | 112.4% |
E-1 | 1710 | 84.9% | 115.5% |
软包电池 | D1(μm) | D2(μm) | 膨胀率 |
A-2 | 112 | 159.5 | 42.4% |
B-2 | 111 | 159.0 | 43.2% |
C-2 | 112 | 161.5 | 44.20% |
D-2 | 114 | 182.5 | 60.1% |
E-2 | 112 | 183.6 | 63.9% |
Claims (10)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210953961.9A CN115101741B (zh) | 2022-08-10 | 2022-08-10 | 氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 |
KR1020237016112A KR102655588B1 (ko) | 2022-08-10 | 2022-11-22 | 질소 도핑된 그래핀 피복 실리콘-탄소 복합소재, 그 제조 방법 및 응용 |
JP2023522505A JP2024532023A (ja) | 2022-08-10 | 2022-11-22 | 窒素ドープグラフェン被覆シリコン炭素複合材料とその作製方法および応用 |
PCT/CN2022/133358 WO2024031867A1 (zh) | 2022-08-10 | 2022-11-22 | 氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 |
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CN202210953961.9A CN115101741B (zh) | 2022-08-10 | 2022-08-10 | 氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 |
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CN115101741A true CN115101741A (zh) | 2022-09-23 |
CN115101741B CN115101741B (zh) | 2023-04-07 |
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JP (1) | JP2024532023A (zh) |
KR (1) | KR102655588B1 (zh) |
CN (1) | CN115101741B (zh) |
WO (1) | WO2024031867A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115676837A (zh) * | 2022-10-09 | 2023-02-03 | 胜华新材料集团股份有限公司 | 铜掺杂多孔碳硅氧复合材料的制备方法、复合材料和应用 |
WO2024031867A1 (zh) * | 2022-08-10 | 2024-02-15 | 胜华新能源科技(东营)有限公司 | 氮掺杂石墨烯包覆硅碳复合材料及其制备方法和应用 |
CN117790764A (zh) * | 2024-02-28 | 2024-03-29 | 赣州市瑞富特科技有限公司 | 一种高循环性锂离子电池负极材料的制备工艺 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN118324134B (zh) * | 2024-06-13 | 2024-09-20 | 于忠军 | 一种石墨烯锂电池复合材料及其制备方法 |
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CN104347857A (zh) * | 2013-07-29 | 2015-02-11 | 华为技术有限公司 | 锂离子二次电池负极活性材料及其制备方法、锂离子二次电池负极极片和锂离子二次电池 |
CN105161694A (zh) * | 2015-06-12 | 2015-12-16 | 南通彩都新能源科技有限公司 | 一种锂离子电池用硅-碳-石墨烯复合负极的制备方法 |
CN108390035A (zh) * | 2018-02-09 | 2018-08-10 | 山东丰元化学股份有限公司 | 石墨烯/三元复合材料的制备方法 |
CN108807896A (zh) * | 2018-06-11 | 2018-11-13 | 清华大学深圳研究生院 | 一种氮掺杂碳包覆硅碳复合材料的制备方法 |
CN110468441A (zh) * | 2019-07-17 | 2019-11-19 | 广西师范大学 | 高导热性能的铜基改性氧化石墨烯复合材料及制备方法 |
CN110739445A (zh) * | 2019-10-24 | 2020-01-31 | 长沙晟天新材料有限公司 | 一种氮掺杂碳/石墨烯/硅自支撑体复合电极的制备方法 |
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CN115676837B (zh) * | 2022-10-09 | 2024-01-09 | 胜华新材料集团股份有限公司 | 铜掺杂多孔碳硅氧复合材料的制备方法、复合材料和应用 |
CN117790764A (zh) * | 2024-02-28 | 2024-03-29 | 赣州市瑞富特科技有限公司 | 一种高循环性锂离子电池负极材料的制备工艺 |
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