CN109216050A - The line style serial connected super capacitor prepared in any dielectric base - Google Patents
The line style serial connected super capacitor prepared in any dielectric base Download PDFInfo
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- CN109216050A CN109216050A CN201710924376.5A CN201710924376A CN109216050A CN 109216050 A CN109216050 A CN 109216050A CN 201710924376 A CN201710924376 A CN 201710924376A CN 109216050 A CN109216050 A CN 109216050A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/32—Carbon-based
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/68—Current collectors characterised by their material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
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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
- Y02E60/13—Energy storage using capacitors
Abstract
The method that the invention discloses a kind of to prepare the plane supercapacitor for having line style from cascaded structure in any dielectric base, stable active material ink (including graphene, carbon nanotube, high-capacity polymer and oxide) is specially prepared by the supercapacitor with line style from cascaded structure in any dielectric base using the methods of inkjet printing, silk-screen printing, 3D printing, spraying, the electrode material of device, collector, the constituents such as connector pass through step printing or spraying is made.Resulting line style serial connected super capacitor has high output voltage, can be integrated as its power source with flexible wearable electronic product, there is wide market application prospect.
Description
Technical field
The invention belongs to energy storage fields, and in particular to a kind of line style serial connected super prepared in any dielectric base
The method of capacitor.
Background technique
Traditional stacked supercapacitor is stacked gradually by collector/positive electrode/diaphragm/negative electrode material/collector
It forms.The supercapacitor manufacturing process of this configuration is complicated, and the presence of multiple constituents makes super capacitor body
Product is larger, and the separation being also easy to appear between interface during bending is unfavorable for itself and portable, wearable flexible electronic
Device is integrated, limits its practical application.In order to solve these problems, people put forth effort to develop plane super capacitor in recent years
Device.Relative to stacking configuration, collector, electrode, diaphragm and the electrolyte of plane supercapacitor are all integrated into same substrate
On, it solves the problems, such as that multiple solutions separate, is conducive to the combination of each component part of device and the design of different components shape.
Although such as being printed using multiple technologies, photoetching, laser writing can realize the system of plane supercapacitor
It is standby, but in practical applications, it usually needs multiple supercapacitors progress serial or parallel connection is integrated to improve output voltage
Or electric current, using the above method, it is necessary to just be able to achieve the integrated of device by plain conductor.However the complicated device of the introducing of conducting wire
The process of part preparation, increases the quality and volume of device, reduces the integraty of device, be unfavorable for its with electronic component into
One step is integrated.Therefore, it explores and simplifies, efficiently realizes the preparation of supercapacitor and integrated method and the structure certainly of multiple devices
It is most important for the practical application of supercapacitor to build new device configurations.
The method that the invention discloses a kind of to manufacture line style serial connected super capacitor in any dielectric base, using ink-jet
Printing, silk-screen printing, 3D printing, spraying method any dielectric base previous step realize linear planar supercapacitor preparation
It is integrated with series connection.Specially using the stable dispersions of the materials such as graphene, conducting polymer, transition metal oxide as ink,
Prepare the electrode, collector and company of supercapacitor simultaneously using the methods of inkjet printing, silk-screen printing, 3D printing, spraying
Junctor, a step realize that the manufacture of supercapacitor and connecting certainly for multiple devices are integrated.Resulting device has very high voltage
Output and outstanding flexibility, and may be implemented to be mass produced, it can be effectively integrated with wearable electronic product, have wide
Application prospect.
Summary of the invention
It is an object of the invention to simple using process, lower-cost method manufactures in any dielectric base has height
The supercapacitor of voltage output, the needs of to meet as wearable electronic power source.
In order to achieve the above objectives, the technical solution adopted by the present invention are as follows:
Manufacture has the supercapacitor of line style cascaded structure in any dielectric base, specifically includes the following steps:
(1) using the stable dispersions of the materials such as graphene, conducting polymer, transition metal oxide as ink, using spray
Electrode, collector and connection are prepared in the methods of black printing, silk-screen printing, 3D printing, spraying simultaneously in any dielectric base
Body, a step are realized the preparation of device and are integrated certainly.
(2) pattern deposited on a dielectric base has discontinuous structure comprising at least two groups or more discontinuous
Line segment, and wherein two groups of line segments are respectively defined as A1、A2、…、AnAnd B1、B2、…、Bn-1(、Bn), the positive integer of n >=2, i be 1~
Any positive integer between n, middle conductor AiAnd Ai+1In line segment BiProjection on two endpoint lines be respectively formed a projected area K and
L wherein two projected area K and L are not empty set (being a straight-line segment) and non-intersecting, and correspond to and forms two projected area K
With the line segment A of LiAnd Ai+1On lines be respectively defined as MiAnd Mi+1；Any positive integer of the j between 1~n, middle conductor BjWith
Bj+1In line segment Aj+1Projection on two endpoint lines is respectively formed projected area a C and D, wherein two projected area C and D are not empty set
It is (being a straight-line segment) and non-intersecting；
Line segment BiIn line segment BiProjection on two endpoint lines forms a projected area T, and projected area K and L are located on the T of projected area,
And it is non-intersecting (i.e. spaced) between projected area K and L, and correspond to the line for forming projected area T Yu projected area K and L intersection
Section BiOn lines be respectively defined as NiAnd Ni+1；M on a dielectric baseiAnd NiBetween region coating have electrolyte, constitute by line
Section AiWith line segment BiThe supercapacitor of composition, on a dielectric base Mi+1And Ni+1Between region respectively be coated with electrolyte, structure
At by line segment Ai+1With line segment BiThe supercapacitor of composition；
And line segment AiWith line segment BiThe part of uncoated electrolyte is as connector, line segment AiWith line segment BiCoat electrolyte
Part as electrode and collector；Constitute two or more serial connected super capacitors.
Any dielectric base in the step (1) can be A4 paper, polyethylene terephthalate (PET), nylon
Film, one of dielectric bases such as silk cloth, silicon wafer, glass or two kinds or more.
Electrode material ink in the step (1) is graphene, carbon nanotube, conducting polymer, transiting metal oxidation
One of object or two kinds or more.The graphene is electrochemical stripping graphene, redox graphene, liquid phase removing stone
One of black alkene and graphene composite material or two kinds or more；The conducting polymer is polyaniline, polypyrrole, poly- thiophene
One of pheno, PH1000 (polyethylene dioxythiophene: polystyrolsulfon acid) or two kinds or more；The transition metal oxide
For one of manganese dioxide, ruthenium-oxide, cobalt oxide, nickel oxide, molybdenum oxide or two kinds or more.
The dispersion liquid that ink in the step (1) uses is methanol, ethyl alcohol, isopropanol, acetone, ethylene glycol, dimethyl
One of sulfoxide, furans, pyridine, n,N-Dimethylformamide, N-Methyl pyrrolidone, preferably dispersion liquid be isopropanol, N,
Dinethylformamide, N-Methyl pyrrolidone.
Graphene in the step (1) concentration in ink is 0.01~10mg mL-1, preferred scope is 0.2~1mg
mL-1。
Polyaniline, polypyrrole, polythiophene, PH1000 (polyethylene dioxythiophene: polystyrene sulphur in the step (1)
Acid) concentration in ink is 0.01~10mg mL-1, preferred scope is 0.5~5mg mL-1。
Manganese dioxide, ruthenium-oxide, nickel oxide, concentration of the molybdenum oxide in ink in the step (1) is 0.01~
10mg mL-1, preferred scope is 0.1~1mg mL-1。
Having a size of 0.1~100 μm, preferred scope is 1~10 μm for graphene in the step (1), thickness 0.7~
Between 5.0nm, preferred scope is 0.7~2nm.
Discontinuous line segment in the step (2) be one of straight-line segment, curved segments, broken line line segment or two kinds with
On；Each line segment itself is respectively the lines with same widths or different in width；The line image of deposition is film-form electricity
Pole, collector and connector, the thickness of membrane electrode is between 100nm~200 μm, and preferred scope is 0.5~50 μm, and length exists
10 μm~5cm, preferred scope is 100 μm~1cm；For width in 10 μm~1cm, preferred scope is 100~1000 μm.
The distance between two electrodes of each supercapacitor in the step (2) are between 10 μm~1cm, preferred model
It is trapped among 50 μm~200 μm.
It the two poles of the earth of line style serial connected super capacitor in the step (2), can also be with either identical electrode material
It is different electrode material, resulting supercapacitor is known as symmetric form line style serial connected super capacitor, material when material is identical
Resulting supercapacitor is known as asymmetric line style serial connected super capacitor when different.
Electrolyte in the step (2) includes water system, organic system, ionic liquid base gel and solid-state electrolytic solution, such as sulphur
Acid/polyvinyl alcohol, phosphoric acid/polyvinyl alcohol, lithium chloride/polyvinyl alcohol, potassium hydroxide/polyvinyl alcohol, sodium sulphate/polyvinyl alcohol,
Potassium chloride/polyacrylic acid potassium, sodium sulphate/polyacrylic acid potassium, sodium sulphate/polyvinylpyrrolidone, lithium perchlorate/polyvinyl alcohol,
1- ethyl-3-methylimidazole tetrafluoroborate/Kynoar etc., preferably electrolyte are sulfuric acid/polyvinyl alcohol, phosphoric acid/poly- second
Enol, lithium chloride/polyvinyl alcohol, 1- ethyl-3-methylimidazole tetrafluoroborate/Kynoar.
The features of the present invention and advantage
1. the present invention uses the methods of inkjet printing, silk-screen printing, 3D printing, spraying, in any dielectric base previous step
Method is manufactured that line style serial connected super capacitor, and the method used is simple, cost is relatively low, is appropriate for being mass produced.
2. the line style serial connected super capacitor that the present invention produces does not use traditional metal collector and connector, with stone
The materials such as black alkene simplify device preparation, integrated process flow, simultaneously as collector, electrode active material and connector
Also reduce the weight and volume of device.
3. the line style serial connected super capacitor that the present invention prepares has high output voltage and outstanding flexibility, Ke Yihe
Flexible wearable electronic product is combined as its power source.
4. the present invention is in different dielectric bases, using different electrode materials, it is manufactured that symmetric form line style is connected
Supercapacitor and asymmetrical type line style serial connected super capacitor, present wide applicability.And the present invention not only limits to
It is integrated in the device of capacitor, it can be applied to other energy storage devices such as battery etc., also to prepare flat linearity series-connected cell
Provide feasible scheme.
Detailed description of the invention
Fig. 1 is prepared on A4 paper using the mixture of electrochemical stripping graphene and PH1000 as ink, by spray coating method
Line style serial connected super capacitor.
Fig. 2 is using sulfuric acid/polyvinyl alcohol as gel electrolyte, to the performance test that Fig. 1 obtained device carries out, Fig. 2 a and 2b
The cyclic voltammetry curve and constant current charge-discharge curve of respectively different number Tandem devices.
Manganese dioxide nano-plates are respectively adopted as positive electrode in Fig. 3, electrochemical stripping graphene as negative electrode material,
Light emitting diode has been lighted by the asymmetric line style serial connected super capacitor that the method for substep spraying is prepared.
Specific embodiment
It elaborates combined with specific embodiments below to the method for the present invention, the present embodiment is before technical solution of the present invention
It puts and is implemented, but protection scope of the present invention is not limited to following embodiments.
Embodiment 1
Take electrochemical stripping graphene (the 0.6mg mL being dispersed in isopropanol-1) upper liquid 20mL, add 1mL PH1000
(10mg mL-1), it is uniformly mixed within ultrasound 30 minutes, obtains the ink of electrode material.The hollow-out part of designing mask plate is 11
The lines of 2.5cm long, 0.1cm wide, the 1cm of every lines both ends (removing edge lines) is respectively as two neighboring super capacitor
The electrode of device, connector of the intermediate 0.5cm as the two supercapacitors, lines arrange as shown in Figure 1, upper layer and lower layer
For lines respectively in two parallel lines, two linear distances up and down at place are 0.1cm, are divided between same layer adjacent lines
0.5cm.The airbrush for the use of nozzle diameter being 0.3mm, spraying pressure are 0.1MPa, by electrode material ink under the auxiliary of mask plate
Water sprays on A4 printing paper, and the ink total volume for spraying printing is 10mL.Then mask plate is removed, is applied at the electrode of device
Sulfuric acid/polyvinyl alcohol gel electrolyte is covered, fixture body fractionation is empty, electrolyte is not coated by get to by 10 single device collection
At line style serial connected super capacitor.
The electro-chemical test of Fig. 2 shows that resulting line style serial connected super capacitor can stablize the high voltage of output 8V, and
Output voltage does not change with device number steady growth, charge and discharge time with Tandem devices number.
Embodiment 2
Take electrochemical stripping graphene (the 0.6mg mL being dispersed in isopropanol-1) upper liquid 20mL, add 1mL PH1000
(10mg mL-1), it is uniformly mixed within ultrasound 30 minutes, obtains the ink 1 of electrode material.Take the graphene of 2mL Polyaniline-modified water-soluble
Liquid adds 18mL isopropanol, is uniformly mixed within ultrasound 30 minutes, obtains (the 0.5mg mL of ink 2 of electrode material-1).Designing mask plate
Hollow-out part be 5 lines, line size, structure are same as Example 1.The airbrush for the use of nozzle diameter being 0.3mm, spraying
Pressure is 0.1MPa, is printed to the spraying of electrode material ink 1 on A4 printing paper under the auxiliary of mask plate, the ink body of spraying
Product is 1.5mL；Then the airbrush for the use of nozzle diameter being 0.3mm, spraying pressure is 0.1MPa, under the auxiliary of same mask plate
Electrode material ink 2 is sprayed on A4 printing paper, the ink volume of spraying is 1.5mL；It the use of nozzle diameter is finally 0.3mm
Airbrush, spraying pressure be 0.1MPa, electrode material ink 1 is sprayed on A4 printing paper under the auxiliary of same mask plate,
The ink volume of spraying is 1.5mL.Sulfuric acid/polyvinyl alcohol gel electrolyte is coated at the electrode of device, by connector part
It leaves a blank, is not coated by electrolyte to get to the line style serial connected super capacitor by the integrated ABA of 4 single devices structure layer by layer.
Electro-chemical test shows that the line style serial connected super capacitor of resulting ABA structure layer by layer can stablize output 3.2V
Voltage.
Embodiment 3
With electrochemical stripping graphene (the 0.5mg mL being dispersed in isopropanol-1) it is used as negative electrode material ink, with dispersion
Mixture (each 0.1mg mL of the quality such as manganese dioxide nano-plates and PH1000 in water and methanol (volume ratio 1:1)-1) make
For positive material ink water.The hollow-out part of designing mask plate 1 is 4 lines, and line size, structure are same as Example 1；Design
The hollow-out part of mask plate 2 is 3 1.0cm long, the lines of 0.1cm wide, the right side of 13 lines in left side of lines location and mask plate
End is overlapped, positive position of the position of hollow-out part as supercapacitor；The hollow-out part of designing mask plate 3 is 3 1.0cm
Long, the lines of 0.1cm wide, lines location is overlapped with the left end of 13 lines in right side of mask plate, and the position of hollow-out part is as super
The cathode position of grade capacitor.The use of nylon membrane is substrate, first sprays 2mL negative electrode material ink under the auxiliary of mask plate 1 and make
For collector and connector, airbrush nozzle diameter used is 0.5mm, and spraying pressure is 0.1MPa；Then using only exposing just
The mask plate 2 of pole position successively sprays the positive electrode ink of 0.5mL as anode, airbrush used on each positive position
Nozzle diameter is 0.2mm, and spraying pressure is 0.1MPa；Finally using the mask plate 3 for only exposing cathode position, in each cathode
0.3mL negative electrode material ink is successively sprayed on position as cathode, airbrush nozzle diameter used is 0.5mm, and spraying pressure is
0.1MPa.Lithium chloride/polyvinyl alcohol gel electrolyte is coated at the electrode of device, fixture body fractionation is empty, it is not coated by electricity
Liquid is solved to get the asymmetric line style serial connected super capacitor integrated by 3 single devices is arrived.
Electro-chemical test shows that single asymmetric device can export the high voltage of 1.8V, the string of three asymmetric devices
The integrated voltage that can export 5.4V of connection.Fig. 3 is the photograph that light emitting diode is lighted using asymmetric line style serial connected super capacitor
Piece.
Claims (11)
1. the line style serial connected super capacitor prepared in any dielectric base, specifically includes the following steps:
(1) in any dielectric base, in graphene, carbon nanotube, conducting polymer, transition metal oxide electrode material
One or two or more kinds as ink, using coating, silk-screen printing, printing (inkjet printing and/or 3D printing) or spray coating method
One of or two kinds electrode, collector and connector deposition on a dielectric base and patterning preparation are realized with previous step；
(2) pattern deposited on a dielectric base has discontinuous structure comprising at least two groups or more discontinuous
Line segment, and wherein two groups of line segments are respectively defined as A1、A2、…、AnAnd B1、B2、…、Bn-1(、Bn), the positive integer of n >=2, i be 1~
Any positive integer between n, middle conductor AiAnd Ai+1In line segment BiProjection on two endpoint lines is respectively formed projected area a K and L,
Wherein two projected area K and L are not empty set (being a straight-line segment) and non-intersecting, and correspond to and form two projected area K and L
Line segment AiAnd Ai+1On lines be respectively defined as MiAnd Mi+1；
Any positive integer of the j between 1~n, middle conductor BjAnd Bj+1In line segment Aj+1Projection on two endpoint lines is respectively formed one
Projected area C and D, wherein two projected area C and D are not empty set (being a straight-line segment) and non-intersecting；
Line segment BiIn line segment BiProjection on two endpoint lines forms a projected area T, and projected area K and L are located on the T of projected area, and throws
It is non-intersecting (i.e. spaced) between shadow zone K and L, and correspond to the line segment B for forming projected area T Yu projected area K and L intersectioni
On lines be respectively defined as NiAnd Ni+1；M on a dielectric baseiAnd NiBetween region coating have electrolyte, constitute by line segment Ai
With line segment BiThe supercapacitor of composition, on a dielectric base Mi+1And Ni+1Between region respectively be coated with electrolyte, constitute
By line segment Ai+1With line segment BiThe supercapacitor of composition；
And line segment AiWith line segment BiThe part of uncoated electrolyte is as connector, line segment AiWith line segment BiCoat the part of electrolyte
As electrode and collector；Constitute two or more serial connected super capacitors.
2. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, it is characterised in that:
The dielectric base can be A4 printing paper, polyethylene terephthalate (PET), nylon membrane, silk cloth, silicon wafer, glass
One of dielectric bases such as glass or two kinds or more.
3. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, it is characterised in that:
The electrode material ink can be one of graphene, carbon nanotube, conducting polymer, transition metal oxide ink
Or two kinds or more；
The graphene is electrochemical stripping graphene, redox graphene, liquid phase removing graphene and containing graphene
One of composite material or two kinds or more；
The conducting polymer is polyaniline, polypyrrole, polythiophene, PH1000 (polyethylene dioxythiophene: polystyrene sulphur
Acid) one of or two kinds or more；
Transition metal oxide is one of manganese dioxide, ruthenium-oxide, cobalt oxide, nickel oxide, molybdenum oxide or two kinds or more.
4. according to the line style serial connected super capacitor prepared in any dielectric base described in claim 1 or 3, feature exists
In:
The dispersion liquid that ink uses is methanol, ethyl alcohol, isopropanol, acetone, ethylene glycol, dimethyl sulfoxide, furans, pyridine, N, N-
One of dimethylformamide, N-Methyl pyrrolidone or two kinds or more.
5. according to line style serial connected super capacitor is manufactured described in claim 1 or 4 in any dielectric base,
It is characterized by: graphene concentration in ink is 0.01~10mg mL-1；
Carbon nanotube concentration in ink is 0.01~10mg mL-1；
Concentration of the conducting polymer in ink is 0.01~10mg mL-1；
Concentration of the transition metal oxide in ink is 0.01~10.0mg mL-1。
6. according to the line style serial connected super capacitor prepared in any dielectric base described in claim 1 or 3, feature exists
In: the graphene size is between 0.1~100 μm, and thickness is between 0.7~5.0nm.
7. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, it is characterised in that:
The discontinuous line segment is one of straight-line segment, curved segments, broken line line segment or two kinds or more；
Each line segment itself is respectively the lines with same widths or different in width；
The line image of the deposition is film-form electrode, collector and connector, the thickness of film 100nm~200 μm it
Between, film length is in 10 μm~5.0cm, and width is in 10 μm~1.0cm.
8. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, it is characterised in that:
The distance between described two electrodes of each supercapacitor are in 10 μm~1.0cm.
9. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, it is characterised in that:
The two poles of the earth of the line style serial connected super capacitor either identical electrode material, is also possible to different electrode materials,
Resulting supercapacitor is known as symmetric form line style serial connected super capacitor when material is identical, when material difference resulting super electricity
Container is known as asymmetric line style serial connected super capacitor.
10. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, feature exist
In: the electrolyte includes one of water system, organic system, ionic liquid base gel and solid-state electrolytic solution or two kinds or more；
Specific such as sulfuric acid/polyvinyl alcohol, phosphoric acid/polyvinyl alcohol, lithium chloride/polyvinyl alcohol, potassium hydroxide/polyvinyl alcohol, sodium sulphate/poly-
Vinyl alcohol, one of 1- ethyl-3-methylimidazole tetrafluoroborate/Kynoar etc. or two kinds or more.
11. the line style serial connected super capacitor described in accordance with the claim 1 prepared in any dielectric base, feature exist
In: electrode and connector are two groups of structures that are parallel to each other in the line style cascaded structure, and parallel pole and connector can be
Straight line, or be also possible to curved.
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| CN110003515A (en) * | 2019-04-24 | 2019-07-12 | 宁波石墨烯创新中心有限公司 | A kind of graphene composite electrochromic material and its preparation method and application |
| CN111446083A (en) * | 2020-03-12 | 2020-07-24 | 复旦大学 | Silicon-based super capacitor and preparation method thereof |
| CN111540622A (en) * | 2020-05-09 | 2020-08-14 | 贵州梅岭电源有限公司 | Preparation method of 3D printing flexible solid-state supercapacitor |
| CN112951622A (en) * | 2021-01-29 | 2021-06-11 | 西安电子科技大学 | Preparation method of miniature super capacitor capable of being used for kHZ alternating current linear filtering |
| CN116722148A (en) * | 2023-08-11 | 2023-09-08 | 宁德时代新能源科技股份有限公司 | Composite current collector, pole piece, battery and electric equipment |
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