CN109052472A - A kind of layer structure V6O13Positive electrode and preparation method thereof - Google Patents
A kind of layer structure V6O13Positive electrode and preparation method thereof Download PDFInfo
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- 238000002360 preparation method Methods 0.000 title claims description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 50
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000013019 agitation Methods 0.000 claims abstract description 12
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 3
- 239000000725 suspension Substances 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 239000011259 mixed solution Substances 0.000 claims description 16
- 229910052573 porcelain Inorganic materials 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 11
- 229910001868 water Inorganic materials 0.000 claims description 11
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 2
- 239000010432 diamond Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 abstract description 5
- 230000036632 reaction speed Effects 0.000 abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 238000004108 freeze drying Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000004321 preservation Methods 0.000 description 4
- 239000010405 anode material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G31/00—Compounds of vanadium
- C01G31/02—Oxides
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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
- 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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- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
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- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
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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
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- 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
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Abstract
The present invention provides a kind of layer structure V6O13Positive electrode, including by V2O5、C12H22O11·H2O is added sequentially in the aqueous solution of ethylene glycol in the ratio of 25:4, and the V of the layer structure of morphology controllable is made using quick hydro-thermal method6O13.It is an advantage of the invention that for the first time with ethylene glycol, C12H22O11·H2O is reducing agent, has synthesized V using oil bath magnetic agitation assisting alcohol-hydrothermal method6O13Positive electrode, reaction can be stirred while progress, make to react more uniform, while accelerating reaction speed, substantially reduce the reaction time, prepared the V of morphology controllable6O13Positive electrode greatly improves V6O13Positive electrode charging and discharging capacity and cycle performance have many advantages, such as that equipment is simple, aggregate velocity is fast, products pure, morphology controllable, have excellent performance, application easy to promote large-scale.
Description
Technical field
The present invention relates to technical field of lithium ion more particularly to a kind of layer structure V6O13Positive electrode and its system
Preparation Method.
Background technique
The worsening of ecological environment and petering out for traditional energy make human social development face huge challenge, seek
Look for and develop the alternative efficient green energy, it has also become the task of top priority of human social.Energy is converted and is deposited
Storage technology be increasingly becoming reduce environmental pollution, the important channel of the Sustainable Exploitation energy and effective use of energy sources, in recent years
Extensive concern and research are arrived.Lithium ion battery is considered as one of optimal chemical energy source in global range, nearest
It quickly grows and is concerned in more than ten years.The selection of electrode material especially positive electrode is for the excellent of performance of lithium ion battery
Bad to play an important role, it can determine service life, safety and the energy density of battery.With traditional lithium-ion electric
Pond positive electrode is compared, and barium oxide has many advantages, such as that specific capacity is big, energy density is high, resourceful, become in recent years lithium from
Hot spot in sub- cell positive material research, V6O13With open three-layer laminated skeleton structure, lithium ion can be in its interlayer
It is freely embedded in and deviates from structure, and charging and discharging capacity (wherein V with higher6O13Theoretical specific capacity be
420mAh/g), higher operating voltage (being higher than 1.5V), has great application prospect in terms of anode material of lithium battery.
Under normal conditions, V6O13Hydrothermal synthesis need under particular circumstances long-time heat preservation just can be carried out, these close
Poor at method flexibility, the time of reaction is longer, can not intervene reaction pilot process, in addition, conventional method synthesizes
V out6O13Discharge capacity is low, and crystal structure is easy to collapse in charge and discharge process, causes its cycle performance poor.
Summary of the invention
The object of the present invention is to provide a kind of layer structure V6O13Positive electrode and preparation method thereof, can using oil bath heating
The characteristics of stirring, reaction can be stirred while progress, make to react more uniform, while accelerating reaction speed, contract significantly
In the short reaction time, the V of morphology controllable is prepared6O13Positive electrode greatly improves V6O13Positive electrode charge and discharge ratio
Capacity and cycle performance.
The technical solution adopted by the invention is as follows: a kind of layer structure V6O13Positive electrode, including by V2O5、C12H22O11·
H2O is that the ratio of 25:4 is added sequentially in the aqueous solution of ethylene glycol by weight, and morphology controllable is made using quick hydro-thermal method
Layer structure V6O13。
A kind of layer structure V6O13The preparation method of positive electrode, comprising the following steps:
(1) ethylene glycol is mixed according to a certain percentage with deionized water, mixed solution A is made;
(2) V is weighed in proportion2O5And C12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic agitation 15-
20min obtains suspension B;
(3) the suspension B in step (2) is transferred in the autoclave of polytetrafluoroethyllining lining, reaction kettle is put into oil bath
It heats, be stirred to react in pot, wherein reaction temperature is set as 180-190 DEG C, and agitator speed is set as 0-1734 revs/min;
(4) after the temperature rising of reaction kettle in step (3) sets 180-190 DEG C, insulation reaction 2-3h then waits for reaction kettle
Suspension C is made in temperature cooled to room temperature;
(5) the suspension C in step (4) is washed with deionized 2-4 times, is then placed in freeze drier and is freezed
It is dry, obtain product D;
(6) the product D in step (5) is transferred in porcelain boat, and the porcelain boat for being placed with product D is placed into the tube furnace for being connected with nitrogen
In, cooled to room temperature after a period of time is heated, the positive electrode V with layer structure is obtained after taking-up6O13。
Preferably, in the step (1), the volume ratio of ethylene glycol and deionized water is 1:4.
Preferably, the agitating mode in the step (3) is magnetic agitation.
Preferably, the freeze drier interior time being freeze-dried is 8-10h again in the step (4).
Preferably, in the step (6), the temperature of diamond heating is 300-350 DEG C, heating time 0.5-1h.
The present invention has the advantages that the present invention is for the first time with ethylene glycol, C12H22O11·H2O is reducing agent, using oil bath magnetic force
Stirring assisting alcohol-hydrothermal method has synthesized V6O13Positive electrode, wherein the revolving speed of magnetic agitation is different, available different-shape and property
The V of energy6O13, have that equipment is simple, aggregate velocity is fast, products pure, morphology controllable, have excellent performance, easy to promote large-scale answers
With the advantages that, and can flexibly to control entire reaction synthesis process specific to be formed by adjusting revolving speed and reaction time
Structure and object phase.By V made from this method6O13Positive electrode is applied in anode material for lithium-ion batteries, can be significantly improved
Its chemical property.
Detailed description of the invention
Fig. 1 is a kind of layer structure V of the present invention6O13The preparation flow block diagram of positive electrode.
Fig. 2 is sample positive electrode V made from embodiment 1,2,3,46O13XRD diagram.
Fig. 3 is sample positive electrode V made from embodiment 1,2,3,46O13SEM figure.
Fig. 4 is sample positive electrode V made from embodiment 1,2,3,46O13Discharge cycle performance figure.
Specific embodiment
Layer structure V a kind of to the present invention below6O13Positive electrode and preparation method thereof is described in further detail.
Embodiment 1
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic force
15min is stirred, suspension B is obtained;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 180 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
0r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 180 DEG C, 2.5h is kept the temperature, after reaction, is allowed anti-
Answer the temperature cooled to room temperature of kettle, suspension C;
(5) suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier freeze and does
Dry, the time of freeze-drying is 10h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 350 DEG C of items
Cooled to room temperature after heating 0.5h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Embodiment 2
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic
Power stirs 15min, obtains suspension B;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 180 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
867r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 180 DEG C, heat preservation 2.5h is carried out, after reaction,
It allows the temperature cooled to room temperature of reaction kettle, obtains suspension C;
(5) the suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier freeze and does
Dry, the time of freeze-drying is 10h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 350 DEG C of items
Cooled to room temperature after heating 0.5h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Embodiment 3
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic
Power stirs 15min, obtains suspension B;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 180 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
1300r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 180 DEG C, heat preservation 2.5h is carried out, after reaction,
It allows the temperature cooled to room temperature of reaction kettle, obtains suspension C;
(5) the suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier and is freezed
Dry, the time of freeze-drying is 10h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 350 DEG C of items
Cooled to room temperature after heating 0.5h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Embodiment 4
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic force
15min is stirred, suspension B is obtained;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 180 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
1734r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 180 DEG C, heat preservation 2.5h is carried out, after reaction,
It allows the temperature cooled to room temperature of reaction kettle, obtains suspension C;
(5) the suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier freeze and does
Dry, the time of freeze-drying is 10h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 350 DEG C of items
Cooled to room temperature after heating 0.5h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Embodiment 5
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic force
18min is stirred, suspension B is obtained;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 185 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
1300r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 185 DEG C, 2h is kept the temperature, after reaction, allows reaction
The temperature cooled to room temperature of kettle, suspension C;
(5) suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier freeze and does
Dry, the time of freeze-drying is 8h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 300 DEG C of items
Cooled to room temperature after heating 1h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Embodiment 6
(1) ethylene glycol and deionized water are mixed according to the ratio of 1:4,50mL mixed solution A is made;
(2) 0.5gV is weighed respectively2O5And 0.08gC12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic force
20min is stirred, suspension B is obtained;
(3) the suspension B in step (2) is transferred in the autoclave for the polytetrafluoroethyllining lining that specification is 100ml,
Reaction kettle is put into oil bath pan reaction, sets 190 DEG C for reaction temperature, the magnetic agitation rotating speed of suspension B is set as
1300r/min;
(4) after the temperature rising of the reaction kettle of suspension B in step (3) sets 190 DEG C, 3h is kept the temperature, after reaction, allows reaction
The temperature cooled to room temperature of kettle, suspension C;
(5) suspension C in step (4) is washed with deionized 3 times, is then placed in freeze drier freeze and does
Dry, the time of freeze-drying is 9h, obtains product D;
(6) the product D in step (5) is transferred in porcelain boat, and porcelain boat is placed into the tube furnace for being connected with nitrogen, 330 DEG C of items
Cooled to room temperature after heating 1h, obtains the sample positive electrode V with layer structure under part after taking-up6O13。
Experimental example:
By sample positive electrode V obtained in embodiment 1,2,36O13X-ray diffraction is carried out, its diffracting spectrum, such as Fig. 2 are obtained, into
Row electron-microscope scanning obtains SEM figure, and such as Fig. 3 carries out discharge cycle performance test, such as Fig. 4.
Sample tests analysis:
Embodiment 1,2,3,4, in different rotating speeds, is obtained by control variate method by only changing agitator speed
Positive electrode V6O13Pattern is different, and the otherness of discharge cycles is big, is evident that adjustment is different in conjunction with Fig. 3 and Fig. 4
When revolving speed, V6O13Pattern has differences, and in addition there are biggish othernesses for discharge cycles;It in conjunction with Fig. 3 and Fig. 4, can obtain, stir
Device revolving speed is 1300r/min, when the reaction time is 2.5h, obtained positive electrode V6O13It is dispersed that preferably pattern is best, and
(407mAh/g, close to 420 mAh/g of its theoretical specific capacity), cycle performance is best for discharge capacity highest for the first time.
In conclusion reaction speed can be accelerated using method of the invention, shorten the reaction time, obtained banded structure
Positive electrode V6O13As anode material for lithium-ion batteries, it can be good at reducing lithium ion battery in charge and discharge process
The proportion of goods damageds of capacity, to improve its chemical property.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc. within mind and principle should all include within protection scope of the present invention.
Claims (6)
1. a kind of layer structure V6O13Positive electrode, it is characterised in that: including by V2O5、C12H22O11·H2O is 25 by weight:
4 ratio is added sequentially in the aqueous solution of ethylene glycol, and the V of the layer structure of morphology controllable is made using quick hydro-thermal method6O13。
2. a kind of layer structure V6O13The preparation method of positive electrode, it is characterised in that: the following steps are included:
(1) ethylene glycol is mixed according to a certain percentage with deionized water, mixed solution A is made;
(2) V is weighed in proportion2O5And C12H22O11·H2O, and being added sequentially in mixed solution A, at room temperature magnetic agitation 15-
20min obtains suspension B;
(3) the suspension B in step (2) is transferred in the autoclave of polytetrafluoroethyllining lining, reaction kettle is put into oil bath
It heats, be stirred to react in pot, wherein reaction temperature is set as 180-190 DEG C, and agitator speed is set as 0-1734 revs/min;
(4) after the temperature rising of reaction kettle in step (3) sets 180-190 DEG C, insulation reaction 2-3h then waits for reaction kettle
Suspension C is made in temperature cooled to room temperature;
(5) the suspension C in step (4) is washed with deionized 2-4 times, is then placed in freeze drier and is freezed
It is dry, obtain product D;
(6) the product D in step (5) is transferred in porcelain boat, and the porcelain boat for being placed with product D is placed into the tube furnace for being connected with nitrogen
In, cooled to room temperature after a period of time is heated, the positive electrode V with layer structure is obtained after taking-up6O13。
3. a kind of layer structure V according to claim 26O13The preparation method of positive electrode, it is characterised in that: the step
Suddenly in (1), the volume ratio of ethylene glycol and deionized water is 1:4.
4. a kind of layer structure V according to claim 26O13The preparation method of positive electrode, it is characterised in that: the step
Suddenly the agitating mode in (3) is magnetic agitation.
5. a kind of layer structure V according to claim 26O13The preparation method of positive electrode, it is characterised in that: the step
Suddenly the freeze drier interior time being freeze-dried is 8-10h again in (4).
6. a kind of layer structure V according to claim 26O13The preparation method of positive electrode, it is characterised in that: the step
Suddenly in (6), the temperature of diamond heating is 300-350 DEG C, heating time 0.5-1h.
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Cited By (4)
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CN111646460A (en) * | 2020-06-19 | 2020-09-11 | 齐鲁工业大学 | Preparation method of zinc ion battery positive electrode material |
CN113264555A (en) * | 2021-04-09 | 2021-08-17 | 南京航空航天大学 | Two-dimensional V6O13Preparation method and application of nanosheet |
CN113929140A (en) * | 2021-09-15 | 2022-01-14 | 扬州大学 | Transition metal doped V6O13Nanobelt material and preparation method and application thereof |
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CN113264555A (en) * | 2021-04-09 | 2021-08-17 | 南京航空航天大学 | Two-dimensional V6O13Preparation method and application of nanosheet |
CN113929140A (en) * | 2021-09-15 | 2022-01-14 | 扬州大学 | Transition metal doped V6O13Nanobelt material and preparation method and application thereof |
CN113929140B (en) * | 2021-09-15 | 2023-05-26 | 扬州大学 | V doped with transition metal 6 O 13 Nano belt material and preparation method and application thereof |
CN114804204A (en) * | 2022-06-07 | 2022-07-29 | 烟台大学 | Preparation of V by solvothermal-carbon reduction method 6 O 13 Method for preparing nano ball material |
CN114804204B (en) * | 2022-06-07 | 2023-11-28 | 烟台大学 | V is prepared by solvothermal-carbon reduction method 6 O 13 Method for preparing nanometer flower ball material |
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