CN104361999B - Carbon nano-tube @ nickel manganese core-shell heterostructure material, and preparation method and application thereof - Google Patents
Carbon nano-tube @ nickel manganese core-shell heterostructure material, and preparation method and application thereof Download PDFInfo
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- CN104361999B CN104361999B CN201410626056.8A CN201410626056A CN104361999B CN 104361999 B CN104361999 B CN 104361999B CN 201410626056 A CN201410626056 A CN 201410626056A CN 104361999 B CN104361999 B CN 104361999B
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- 239000000463 material Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 239000011258 core-shell material Substances 0.000 title claims abstract description 6
- 229910021393 carbon nanotube Inorganic materials 0.000 title abstract 3
- 238000002156 mixing Methods 0.000 claims abstract description 13
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 claims abstract description 10
- 239000012286 potassium permanganate Substances 0.000 claims abstract description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 80
- 229910052759 nickel Inorganic materials 0.000 claims description 40
- 239000002253 acid Substances 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 8
- 229910017604 nitric acid Inorganic materials 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005119 centrifugation Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims description 6
- 238000004821 distillation Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000012456 homogeneous solution Substances 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- 239000006228 supernatant Substances 0.000 claims description 6
- 239000002086 nanomaterial Substances 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 4
- 239000007772 electrode material Substances 0.000 abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052802 copper Inorganic materials 0.000 abstract description 4
- 239000010949 copper Substances 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 abstract 1
- 239000007810 chemical reaction solvent Substances 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 230000001351 cycling effect Effects 0.000 abstract 1
- 238000004146 energy storage Methods 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- 239000002041 carbon nanotube Substances 0.000 description 4
- 238000003760 magnetic stirring Methods 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 238000010408 sweeping Methods 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 238000002484 cyclic voltammetry Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- Y02E60/13—Energy storage using capacitors
Abstract
The invention discloses carbon nano-tube @ nickel manganese core-shell heterostructure material, and a preparation method and application thereof. The preparation method includes: in a closed high-temperature high-pressure reactor, using secondary distillate as reaction solvent, adding nickel chloride and potassium permanganate, mixing them well, and generating a high-pressure environment through a heating reaction system to prepare the material. Compared with the prior art, the carbon nano-tube @ nickel manganese core-shell heterostructure material and the preparation method and application thereof have the advantages that products of the preparation method are high in purity, good in dispersity, good in crystal shape and well controllable, production cost is low, and reproducibility is good; after used to modify a copper sheet, electrode material for a supercapacitor is directly made, good cycling stability, high specific capacitance and high energy density and power density are achieved, and the material has potential value of application in energy storage.
Description
Technical field
The invention belongs to technical field of nano material, and in particular to a kind of CNT@mangaic acids nickel nucleocapsid heterojunction structure material
Material, preparation method and applications.
Background technology
The development advanced by leaps and bounds with science and technology and the update of electronic product, electrode material for super capacitor
Research has caused the great interest of researchers.At present, traditional electrode material for super capacitor mainly has following a few classes:
Material with carbon element class electrode material, conducting polymer species electrode material, metal oxide-type electrode material.However, in actual applications,
It has been found that more or less all there is respective defect in these traditional electrode materials, such as:Active area is little, poorly conductive, electricity
Capacity is low, and circulation time is short, and energy density and power density are little, due to the presence of these defects, it is difficult to meet higher in reality
Application demand.
The content of the invention
To solve above-mentioned technical problem, the present invention provide a kind of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material and its
Preparation method.
Present invention also offers a kind of application of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, in ultracapacitor
Upper application.
A kind of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material that the present invention is provided, with CNT as skeleton, at it
Outside cladding lamellar mangaic acid nickel nano material, forms core-shell nano dissimilar materials.
A kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material that the present invention is provided, including following step
Suddenly:
A, by CNT after nitric acid reflow treatment, it is neutral to be washed to PH with second distillation, stands a period of time,
The supernatant, decompression sucking filtration, drying, you can obtain pure CNT are poured out after all precipitations;
B, the CNT of above-mentioned process and redistilled water are mixed, stirring obtains mixed solution;
C, Nickel dichloride., potassium permanganate are sequentially added above-mentioned mixed solution, stirring obtains mixing homogeneous solution, Jin Erzhuan
In moving on to reactor, reactor is closed, and at 80-120 DEG C 4-8h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained carbon and receive
Mitron@mangaic acid nickel nucleocapsid heterogeneous structure materials.
Mass concentration >=60% of nitric acid used in step a;
Concentration of the CNT in redistilled water is 0.3-0.8g/L in step b.
Nickel dichloride. concentration >=0.02mol L in mixed solution in step c-1, potassium permanganate in mixed solution concentration >=
0.05mol L-1, the volume >=15mL of redistilled water.
Stirring means are in step b and c:Using magnetic stirrer, rotating speed is >=2000r/s, mixing time >=1h.
The application of a kind of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material that the present invention is provided, as ultracapacitor
Electrode material application.
The method for preparing CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials that the present invention is provided, is in closed high temperature
In autoclave, using redistilled water as reaction dissolvent, Nickel dichloride., potassium permanganate mix homogeneously are added, by heating
Reaction system, produces an environment under high pressure and prepares a kind of effective ways of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials.
Compare with prior art, preparation method product purity height of the present invention, good dispersion, good crystalline and controllable, low production cost, weight
Existing property is good.Prepared CNT@mangaic acid nickel nucleocapsids heterogeneous structure material is modified on copper sheet, can be directly as super electricity
The electrode material of container, realizes good cyclical stability, big concrete electric capacity, high energy density and power density, and
And flexible Asymmetric Supercapacitor is assembled into stannic oxide/graphene nano material, and voltage range is further increased, improve
Energy density and power density, have potential using value in terms of energy stores.
Description of the drawings
Fig. 1 is the electron scanning micrograph of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 1
(SEM);
Fig. 2 is the X-ray diffraction photo of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 1
(XRD);
Fig. 3 is the cyclic voltammetry curve (CV) of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 1;
Fig. 4 is the charging and discharging curve of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 1;
Fig. 5 is the impedance plot of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 1;
Fig. 6 is the electron scanning micrograph of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 2
(SEM);
Fig. 7 is the electron scanning micrograph of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 3
(SEM);
Fig. 8 is the electron scanning micrograph of CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials prepared by embodiment 4
(SEM)。
Specific embodiment
Embodiment 1
A kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, comprises the following steps:
A, by CNT by the nitric acid reflow treatment that mass concentration is 60%, being then washed to PH with second distillation is
Neutrality, then stands a period of time, and the supernatant is poured out after all precipitations, then carries out decompression sucking filtration, drying, you can obtain pure
Net CNT;
The mixing of b, the 0.01g CNTs for accurately weighing above-mentioned process and 20ml redistilled waters, turns in magnetic stirring apparatuss
Speed stirs to form the homogeneous solution of mixing to carry out magnetic force 1h under 3000r/s;
C, 0.5mmol Nickel dichloride .s, 1mmol potassium permanganate are sequentially added above-mentioned mix homogeneously, stirring 2h obtains mixed liquor,
In being transferred to reactor, reactor is closed, and at 100 DEG C 6h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained carbon nanometer
Pipe@mangaic acid nickel nucleocapsid heterogeneous structural nano array materials.
A kind of application of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, as the electrode material of ultracapacitor
Using.
The pattern of made CNT@mangaic acid nickel nucleocapsid heterogeneous structure materials is as shown in figure 1, the heterojunction structure composite wood
Material is grown in the surface of CNT, forms core-shell nano dissimilar materials.
Take the M KOH solutions of 10mL 6 to be put in electrolysis bath as electrolyte solution, the carbon nanometer that will be prepared in embodiment 1
Pipe, the modification of mangaic acid nickel nucleocapsid heterogeneous structural nano composite, as working electrode, are sweeping speed for 5mV s on copper sheet-1When survey
Cyclic voltammetry curve, is then sweeping speed for 10mV s-1When survey cyclic voltammetry curve, the like obtain sweeping speed for 20mV s-1、
50mV s-1、100mV s-1, from the CV figures for obtaining as can be seen that with the increase voltage linear relation for sweeping speed, cyclic voltammetric
Figure is as shown in Figure 3.
Take the M KaOH solution of 10mL 6 to be put in electrolysis bath as electrolyte solution, the carbon nanometer that will be prepared in embodiment 1
Pipe@mangaic acid nickel nucleocapsids heterogeneous structure material is modified on copper sheet as working electrode, in 1A g-1When obtain charging and discharging curve,
2A g-1When obtain charging and discharging curve, in 5A g-1When obtain charging and discharging curve, in 10A g-1When obtain charging and discharging curve, in 20A
g-1When obtain charging and discharging curve, can draw CNT mangaic acid nickel nucleocapsid heterogeneous structure material conduct from charging and discharging curve Fig. 4
It is very big that electrode compares other materials capacity, is 1A g by calculating in electric current density-1When, maximum concrete electric capacity is 1119 F
g-1。
Embodiment 2
A kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, comprises the following steps:
A, by CNT by the nitric acid reflow treatment that mass concentration is 60%, being then washed to PH with second distillation is
Neutrality, then stands a period of time, and the supernatant is poured out after all precipitations, then carries out decompression sucking filtration, drying, you can obtain pure
Net CNT;
The mixing of b, the 0.008g CNTs for accurately weighing above-mentioned process and 20ml redistilled waters, turns in magnetic stirring apparatuss
Speed stirs to form the homogeneous solution of mixing to carry out magnetic force 1h under 3000r;
C, 0.6mmol Nickel dichloride .s, 1.5mmol potassium permanganate are sequentially added above-mentioned mix homogeneously, stirring 2h is mixed
Liquid, in being transferred to reactor, reactor is closed, and at 100 DEG C 4h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained carbon and receive
Mitron@mangaic acid nickel nucleocapsid heterogeneous structural nano array materials.
A kind of application of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, as the electrode material of ultracapacitor
Using.
Embodiment 3
A kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, comprises the following steps:
A, by CNT by nitric acid reflow treatment, it is neutral to be then washed to PH with second distillation, then stands one
The section time, the supernatant is poured out after all precipitations, then carry out decompression sucking filtration, drying, you can obtain pure CNT;
The mixing of b, the 0.015g CNTs for accurately weighing above-mentioned process and 20ml redistilled waters, turns in magnetic stirring apparatuss
Speed stirs to form the homogeneous solution of mixing to carry out magnetic force 1h under 3000r/s;
C, 0.8mmol Nickel dichloride .s, 2mmol potassium permanganate are sequentially added above-mentioned mix homogeneously, stirring 2h obtains mixed liquor,
In being transferred to reactor, reactor is closed, and at 80 DEG C 6h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained CNT@
Mangaic acid nickel nucleocapsid heterogeneous structural nano array material.
A kind of application of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, as the electrode material of ultracapacitor
Using.
Embodiment 4
A kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, comprises the following steps:
A, by CNT by nitric acid reflow treatment, it is neutral to be then washed to PH with second distillation, then stands one
The section time, the supernatant is poured out after all precipitations, then carry out decompression sucking filtration, drying, you can obtain pure CNT;
The mixing of b, the 0.01g CNTs for accurately weighing above-mentioned process and 20ml redistilled waters, turns in magnetic stirring apparatuss
Speed stirs to form the homogeneous solution of mixing to carry out magnetic force 1h under 3000r/s;
C, 1mmol Nickel dichloride .s, 1mmol potassium permanganate are sequentially added above-mentioned mix homogeneously, stirring 2h obtains mixed liquor, turns
In moving on to reactor, reactor is closed, and at 100 DEG C 6h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained CNT@
Mangaic acid nickel nucleocapsid heterogeneous structure material.
A kind of application of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, as the electrode material of ultracapacitor
Using.
Claims (7)
1. a kind of preparation method of CNT@mangaic acids nickel nucleocapsid heterogeneous structure material, it is characterised in that comprise the following steps:
A, by CNT after nitric acid reflow treatment, it is neutral to be washed to PH with second distillation, stands a period of time, treats complete
The supernatant, decompression sucking filtration, drying, you can obtain pure CNT are poured out after portion's precipitation;
B, the CNT of above-mentioned process and redistilled water are mixed, stirring obtains mixed solution;
C, Nickel dichloride., potassium permanganate are sequentially added above-mentioned mixed solution, stirring obtains mixing homogeneous solution, and then shifts
To in reactor, reactor is closed, and at 80-120 DEG C 4-8h is reacted, and is cooled to room temperature, and centrifugation, cleaning are obtained carbon nanometer
Pipe@mangaic acid nickel nucleocapsid heterogeneous structure materials;
The CNT mangaic acid nickel nucleocapsid heterogeneous structure material, with CNT as skeleton, coats lamellar mangaic acid outside it
Nickel nano material, forms core-shell nano dissimilar materials.
2. preparation method according to claim 1, it is characterised in that mass concentration >=60% of nitric acid used in step a.
3. preparation method according to claim 1, it is characterised in that CNT is in redistilled water in step b
Concentration is 0.3-0.8g/L.
4. preparation method according to claim 1, it is characterised in that in step c Nickel dichloride. in mixed solution concentration >=
0.02 mol L-1。
5. preparation method according to claim 1, it is characterised in that potassium permanganate concentration in mixed solution in step c
≥0.05 mol L-1。
6. preparation method according to claim 1, it is characterised in that volume >=15 mL of redistilled water in step c.
7. preparation method according to claim 1, it is characterised in that stirring means are in step b and c:Stirred using magnetic force
Device stirring is mixed, rotating speed is >=2000 r/min, mixing time >=1 h.
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105289643B (en) * | 2015-11-11 | 2018-01-02 | 东华大学 | A kind of mangaic acid nickel carbon nano-tube composite catalyst and its preparation and application |
CN109859961A (en) * | 2018-10-29 | 2019-06-07 | 哈尔滨工业大学(深圳) | A kind of preparation method of the flexible super capacitor electrode based on chemical & blended fabric |
CN109752432B (en) * | 2019-01-31 | 2021-02-26 | 西南大学 | Ascorbic acid sensor electrode with nano nickel manganate and preparation method thereof |
CN109741966B (en) * | 2019-02-27 | 2020-10-09 | 江西理工大学 | Ni6MnO8@ carbon nanotube composite material and preparation method and application thereof |
CN111558379B (en) * | 2020-05-21 | 2021-02-09 | 苏州大学 | Preparation method of hollow spherical black lead copper ore phase metal oxide electrocatalyst, electrocatalyst and application thereof |
CN111812178B (en) * | 2020-07-29 | 2023-02-24 | 成都师范学院 | Preparation and application methods of immunosensor for detecting classical swine fever virus by using nickel manganate material |
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CN103579638A (en) * | 2013-11-11 | 2014-02-12 | 上海中聚佳华电池科技有限公司 | Air electrode catalyst of lithium air battery and preparation method of air electrode catalyst |
CN103943838A (en) * | 2014-04-21 | 2014-07-23 | 西安交通大学 | Preparation method of metal oxide nanosheet and carbon nanotube composite energy-storage material |
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CN103579638A (en) * | 2013-11-11 | 2014-02-12 | 上海中聚佳华电池科技有限公司 | Air electrode catalyst of lithium air battery and preparation method of air electrode catalyst |
CN103943838A (en) * | 2014-04-21 | 2014-07-23 | 西安交通大学 | Preparation method of metal oxide nanosheet and carbon nanotube composite energy-storage material |
Non-Patent Citations (1)
Title |
---|
High interfacial storage capability of porous NiMn2O4/C hierarchical tremella-like nanostructures as the lithium ion battery anode;Wenpei Kang等;《Nanoscale》;20141015;第7卷(第1期);第225-231页 * |
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