CN106229159A - Flexible super capacitor and the preparation method of flexible super capacitor - Google Patents
Flexible super capacitor and the preparation method of flexible super capacitor Download PDFInfo
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- CN106229159A CN106229159A CN201610808782.0A CN201610808782A CN106229159A CN 106229159 A CN106229159 A CN 106229159A CN 201610808782 A CN201610808782 A CN 201610808782A CN 106229159 A CN106229159 A CN 106229159A
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- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
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- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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
- H01G11/54—Electrolytes
- H01G11/56—Solid electrolytes, e.g. gels; Additives therein
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention discloses a kind of flexible super capacitor, it includes packaging film, the first electrode, the second electrode and the electrolytic thin-membrane between the first electrode and the second electrode.First electrode includes that the first pole piece, the second electrode include the second pole piece.First pole piece and the second pole piece use identical material to make.After electrolytic thin-membrane is soaked in the gel electrolyte of ionic liquid by barrier film, attractive gel electrolyte is prepared from or is coated barrier film by the gel electrolyte of ionic liquid and is prepared from.Additionally, the invention also discloses the preparation method of a kind of flexible super capacitor.Flexible super capacitor of embodiment of the present invention and preparation method thereof prepares electrolytic thin-membrane owing to using the gel electrolyte of the ionic liquid of high conductivity, make flexible super capacitor wide without tradition injection process and voltage and temperature applicable range, be suitable for the large-scale production of pipeline system.
Description
Technical field
The present invention relates to electricity storage technology field, particularly to a kind of flexible super capacitor and flexible super capacitor
Preparation method.
Background technology
In the related, ultracapacitor is it is generally required to inject electrolyte, on the one hand, traditional fluid injection mode technique is multiple
Miscellaneous, production relatively costly, be not suitable for the large-scale production of pipeline system, it is impossible to obtain widespread commercial use；On the other hand, by
In electrolyte, there is the shortcoming that electrochemical window is little, volatile and inflammable, cause the voltage of ultracapacitor and temperature to be suitable for
Scope is the least.
Summary of the invention
It is contemplated that at least solve one of technical problem present in prior art.To this end, the present invention needs to provide one
Plant flexible super capacitor and the preparation method of flexible super capacitor.
The flexible super capacitor of embodiment of the present invention includes packaging film, the first electrode, the second electrode and described
Electrolytic thin-membrane between first electrode and described second electrode；
Described first electrode includes that the first pole piece, described second electrode include the second pole piece, and described first pole piece is with described
Second pole piece uses identical material to make；
Described electrolytic thin-membrane be soaked in attractive gel electrolyte preparation after the gel electrolyte of ionic liquid by barrier film and
Become or coated barrier film by the gel electrolyte of described ionic liquid to be prepared from.
The flexible super capacitor of embodiment of the present invention is owing to using the gel electrolyte of the ionic liquid of high conductivity
Prepare electrolytic thin-membrane so that flexible super capacitor is wide without tradition injection process and voltage and temperature applicable range, suitable
The large-scale production of interflow line type.
In some embodiments, described first pole piece uses aluminum foil material to make with described second pole piece.
In some embodiments, described first electrode includes that the first active layer, described second electrode include the second activity
Layer, described first active layer and described second active layer are arranged on the opposing both sides of described electrolytic thin-membrane, described first pole piece
Being arranged on described packaging film and described first activity interlayer, described second pole piece is arranged on described packaging film and described second
Activity interlayer.
In some embodiments, described first active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio
60～98:30～1:20～2 are constituted；
Described second active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio 60～98:30～1:20～2
Constitute.
In some embodiments, any one during described active substance includes activated carbon, Graphene and CNT
Or it is multiple.
In some embodiments, described first pole piece includes the first lug protruded relative to described packaging film, institute
State the second lug that the second pole piece includes protruding relative to described packaging film.
In some embodiments, the outline of described electrolytic thin-membrane covers and exceeds described first active layer and described
Second active layer.
In some embodiments, described first pole piece includes the first packaging area being connected with described first lug, institute
State the second packaging area that the second pole piece includes being connected with described second lug；
Described packaging film is coated with the superficies of described first packaging area and side edge surface and described second encapsulation region
The superficies in territory and side edge surface.
In some embodiments, described ionic liquid includes glyoxaline ion liquid, pyrrole ionic liquid, pyridines
Any one or more in ionic liquid and piperidines ionic liquid.
The preparation method of the flexible super capacitor of embodiment of the present invention, it is characterised in that comprise the following steps:
Thering is provided packaging film, the first electrode and the second electrode, described first electrode includes the first pole piece, described second electrode
Including the second pole piece, the material that described first pole piece is identical with described second pole piece employing is made；
After barrier film is soaked in the gel electrolyte of ionic liquid, attractive gel electrolyte is to prepare electrolytic thin-membrane or to incite somebody to action
The gel electrolyte of described ionic liquid coats barrier film to prepare described electrolytic thin-membrane；And
Described first electrode and described second electrode are arranged on the opposing both sides of described electrolytic thin-membrane and compress；
Use described packaging film that the described electrolytic thin-membrane with described first electrode and described second electrode is carried out
Encapsulation.
The preparation method of the flexible super capacitor of embodiment of the present invention is owing to using the ionic liquid of high conductivity
Gel electrolyte prepares electrolytic thin-membrane so that flexible super capacitor is suitable for without tradition injection process and voltage and temperature
Scope is wide, is suitable for the large-scale production of pipeline system.
In some embodiments, described first pole piece uses aluminum foil material to make with described second pole piece.
In some embodiments, described first electrode includes that the first active layer, described second electrode include the second activity
Layer, described first active layer and described second active layer are arranged on the opposing both sides of described electrolytic thin-membrane, described first pole piece
Being arranged on described packaging film and described first activity interlayer, described second pole piece is arranged on described packaging film and described second
Activity interlayer.
In some embodiments, described first active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio
60～98:30～1:20～2 are constituted；
Described second active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio 60～98:30～1:20～2
Constitute.
In some embodiments, any one during described active substance includes activated carbon, Graphene and CNT
Or it is multiple.
In some embodiments, the described packaging film of described employing is to described first electrode and described second electrode
The step that is packaged of described electrolytic thin-membrane, including step:
Encapsulate the subregion of described first pole piece so that described first pole piece after Feng Zhuan is formed with relative to described envelope
The first lug that dress thin film protrudes；And
Encapsulate the subregion of described second pole piece so that described second pole piece after Feng Zhuan is formed with relative to described envelope
The second lug that dress thin film protrudes.
In some embodiments, the outline of described electrolytic thin-membrane covers and exceeds described first active layer and described
Second active layer.
In some embodiments, the subregion of described first pole piece forms the first packaging area, described second pole piece
Subregion form the second packaging area；
Encapsulate the step of the subregion of described first pole piece, including:
Described packaging film is used to be coated with superficies and the side edge surface of described first packaging area；
Encapsulate the step of the subregion of described second pole piece, including:
Described packaging film is used to be coated with superficies and the side edge surface of described second packaging area.
In some embodiments, described ionic liquid includes glyoxaline ion liquid, pyrrole ionic liquid, pyridines
Any one or more in ionic liquid and piperidines ionic liquid.
In some embodiments, the preparation method of described flexible super capacitor further comprises the steps of:
Described ionic liquid, polyethylene glycol oxide and benzophenone are uniformly mixed to get mixture, wherein, described ionic liquid
Body is 2:1～15:1 with the mass ratio of described polyethylene glycol oxide, and described polyethylene glycol oxide with the mass ratio of described benzophenone is
20:1；
By described mixture heated at constant temperature 1-24 hour, heating-up temperature is 87-150 DEG C；
Ultraviolet is used to irradiate described mixture to be fully polymerized and to obtain described gel electrolyte.
In some embodiments, described packaging film includes polydimethylsiloxanefilm film, the described encapsulation of described employing
The step that described electrolytic thin-membrane with described first electrode and described second electrode is packaged by thin film, including step:
Use the described polydimethylsiloxanefilm film after oxygen plasma cleans to described first electrode and
The described electrolytic thin-membrane of described second electrode is packaged.
In some embodiments, described packaging film includes fexible film, and the heatproof of described fexible film is more than 100
DEG C, the described electrolytic thin-membrane with described first electrode and described second electrode is sealed by the described packaging film of described employing
The step of dress, including step:
Surface-coated one layer at described fexible film encapsulates binding agent；
Use the described fexible film with described encapsulation binding agent 100 DEG C-120 DEG C, under the hot pressing of 0.1MPa-1MPa
Described electrolytic thin-membrane with described first electrode and described second electrode is packaged.
In some embodiments, at the described packaging film of described employing to described first electrode and described second electricity
After the step that the described electrolytic thin-membrane of pole is packaged, further comprise the steps of:
Superficies at described packaging film cover packaging plastic；
Utilize described packaging plastic that outer package gummed paper is covered on the superficies of described packaging film.
The additional aspect of the present invention and advantage will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage can be from combining the accompanying drawings below description to embodiment
Will be apparent from easy to understand, wherein:
Fig. 1 is the generalized section of the flexible super capacitor of embodiment of the present invention.
Fig. 2 is the top view of the flexible super capacitor of embodiment of the present invention.
Fig. 3 is another generalized section of the flexible super capacitor of embodiment of the present invention.
Fig. 4 is the schematic flow sheet of the preparation method of the flexible super capacitor of embodiment of the present invention.
Fig. 5 is another schematic flow sheet of the preparation method of the flexible super capacitor of embodiment of the present invention.
Fig. 6 is the another schematic flow sheet of the preparation method of the flexible super capacitor of embodiment of the present invention.
Fig. 7 is another schematic flow sheet of the preparation method of the flexible super capacitor of embodiment of the present invention.
Detailed description of the invention
Embodiments of the present invention are described below in detail, and the example of embodiment is shown in the drawings, wherein, and identical or class
As label represent same or similar element from start to finish or there is the element of same or like function.
The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining the present invention, and is not understood that
For limitation of the present invention.
Referring to Fig. 1 and Fig. 2, the flexible super capacitor 10 of embodiment of the present invention includes packaging film the 11, first electricity
Pole the 12, second electrode 13 and electrolytic thin-membrane 14.Electrolytic thin-membrane 14 is between the first electrode 12 and the second electrode 13.First electricity
Pole 12 includes that the first pole piece 122, the second electrode 13 include the second pole piece 132.First pole piece 122 uses phase with the second pole piece 132
Same material is made.After electrolytic thin-membrane 14 is soaked in the gel electrolyte of ionic liquid by barrier film prepared by attractive gel electrolyte
Form, or coated barrier film by the gel electrolyte of ionic liquid and be prepared from.
Therefore, the preparation method of the flexible super capacitor 10 of embodiment of the present invention is owing to using the ion of high conductivity
The gel electrolyte of liquid prepares electrolytic thin-membrane 14 so that flexible super capacitor 10 is without tradition injection process and voltage
Wide with temperature applicable range, it is suitable for the large-scale production of pipeline system.
Specifically, barrier film can be business barrier film, business barrier film include non-woven fabrics barrier film, cellulosic separator or pottery every
Film.
In some embodiments, the first pole piece 122 uses aluminum foil material to make with the second pole piece 132.
Specifically, aluminium foil is soft metallic film, aluminium foil has that resistance is little, moistureproof, airtight, shading, erosion resistant, guarantor
The advantage such as fragrant, nonpoisonous and tasteless.Use aluminium foil can effectively reduce the internal resistance of flexible super capacitor 10 as pole piece, reduce big electricity
The generation of heat during stream discharge and recharge.In embodiments of the present invention, the first pole piece 122 and the second pole piece 132 can surpass as flexibility
The collector of level capacitor 10.
In some embodiments, the first electrode 12 includes that the first active layer 124, the second electrode 13 include the second active layer
134.First active layer 124 and the second active layer 134 are arranged on the opposing both sides of electrolytic thin-membrane 14.First pole piece 122 is arranged
Between packaging film 11 and the first active layer 124.Second pole piece 132 is arranged between packaging film 11 and the second active layer 134.
So, the first electrode 12 of being made up of the first pole piece 122 and the first active layer 124, electrolytic thin-membrane 14 and by
The second electrode 13 that two pole pieces 132 and the second active layer 134 are constituted constitutes sandwich structure ultracapacitor, then by packaging film
11 pairs its encapsulate closely, thus obtain the flexible super capacitor 10 of embodiment of the present invention, not only stable performance, and
And simple for assembly process, production cost can be reduced.
In some embodiments, the first active layer 124 is by active substance, conductive agent white carbon black and binding agent in mass ratio 60
～98:30～1:20～2 is constituted.Second active layer 134 by active substance, conductive agent white carbon black and binding agent in mass ratio 60～
98:30～1:20～2 is constituted.
Specifically, preparing the first active layer 124 or during the second active layer 134, by active substance, conductive agent white carbon black and viscous
Knot agent in mass ratio 60～98:30～1:20～2 stirs and is prepared as slurry or thin film, then by its even spread or pressure roller
On the surface of the first pole piece 122 and the second pole piece 132 to form the first active layer 124 and to state the second active layer 134.At active matter
Adulterate in matter conductive agent white carbon black and binding agent, so that slurry or thin film have satisfactory electrical conductivity and caking property.
In some embodiments, can discontinuously by preparation slurry or film coated at the first pole piece 122 and second
The zone line on the surface that pole piece 132 is relative, the surface being positioned at outermost pole piece is not coated with slurry or thin film.Such as, in Fig. 1
The lower surface zone line of the first shown pole piece 122 and the upper surface zone line of the second pole piece 132 are coated with slurry or thin
Film, and the lower surface of the upper surface of the first pole piece 122 and the second pole piece 132 does not has coating sizing-agent and thin film.
In some embodiments, can as required the first electrode 12 being thus prepared from and the second electrode 13 be cut out
It is cut into arbitrary shape, and retains the pole piece being not coated with slurry or thin film of certain length as leading-in conductor.
So, the range of application that can obtain flexible super capacitor 10 is more extensive.
In some embodiments, during active substance includes activated carbon, Graphene and CNT any one or many
Kind.
Further, conductive agent white carbon black can be Super-P or Ketjen black, and binding agent can be PVDF (polyvinyladine floride)
Or PTFE (politef).
In some embodiments, the first pole piece 122 includes the first lug 1222 protruded relative to packaging film 11, the
Two pole pieces 132 include the second lug 1322 protruded relative to packaging film 11.
Specifically, general business ultracapacitor uses copper or rustless steel as lug, adds ultracapacitor
Weight, reduces energy density.The flexible super capacitor 10 of embodiment of the present invention is due to the first pole piece 122 or the second pole piece
132 parts exposing packaging film 11 directly form the first lug 1222 or the second lug 1322, can improve flexible super electricity
Container 10 energy density.
In some embodiments, the outline of electrolytic thin-membrane 14 covers and exceeds the first active layer 124 and second and lives
Property layer 134.
So, the first electrode 12 and the second electrode 13 can be played isolation and the work of insulation by electrolytic thin-membrane 14 effectively
With, prevent active substance from occurring migration or flexible super capacitor 10 that internal short-circuit occurs.
In some embodiments, the first pole piece 122 includes the first packaging area 126 being connected with the first lug 1222.
Second pole piece 132 includes the second packaging area 136 being connected with the second lug 1322.Packaging film 11 is coated with the first packaging area
The superficies of 126 and side edge surface and the superficies of the second packaging area 136 and side edge surface.
So, by packaging film 11 to the first packaging area 126 and the superficies of the second packaging area 136 and side
The comprehensive encapsulation on surface, can fully seal flexible super capacitor 10 closely.
In some embodiments, ionic liquid includes glyoxaline ion liquid, pyrrole ionic liquid, pyridines ion
Any one or more in liquid and piperidines ionic liquid.
So, ionic liquid has that conductivity is high, Heat stability is good and the advantage such as non-volatile, may be used for preparing the present invention
The electrolytic thin-membrane 14 of the flexible super capacitor 10 of embodiment.
Referring to Fig. 3, in some embodiments, the first pole piece 122, electrolytic thin-membrane 14 and the second pole piece 132 can depend on
Secondary repeatedly stacking.Flexible super capacitor 100 includes the most successively: packaging film the 11, first pole piece the 122, first activity
Layer 124, electrolytic thin-membrane the 14, second active layer the 134, second pole piece the 132, second active layer 134, electrolytic thin-membrane 14, first
Active layer the 124, first pole piece 122 ..., the second pole piece 132, packaging film 11.The region of packaging film encapsulation is uppermost
The superficies of the first packaging area 126 of the first pole piece 122 and side edge surface, the second envelope of nethermost second pole piece 132
The superficies in dress region 136 and side edge surface.
Certainly, the arrangement mode of each element of flexible super capacitor 100 is not limited to above-mentioned embodiment, real at other
Executing can be there to be the arrangement of other modes as required in mode.
It is pointed out that the above-mentioned explanation to the flexible super capacitor 10 of other embodiments is also applied for this
The flexible super capacitor 100 of invention embodiment, is no longer developed in details at this.
Refer to Fig. 4, the preparation method of the flexible super capacitor 10 of embodiment of the present invention, including:
Step S10, it is provided that packaging film the 11, first electrode 12 and the second electrode 13, the first electrode 12 includes the first pole piece
122, the second electrode 13 includes that the second pole piece 132, the first pole piece 122 use identical material to make with the second pole piece 132；
Step S20, after barrier film is soaked in the gel electrolyte of ionic liquid, attractive gel electrolyte is to prepare electrolyte
Thin film 14；And
Step S30, is arranged on the opposing both sides of electrolytic thin-membrane 14 by the first electrode 12 and the second electrode 13 and compresses；
Step S40, uses packaging film 11 to carry out the electrolytic thin-membrane 14 with the first electrode 12 and the second electrode 13
Encapsulation.
The preparation method of the flexible super capacitor 10 of embodiment of the present invention can be used for preparing embodiment of the present invention
Flexible super capacitor 10.
In some embodiments, step S20 can also be for coating barrier film with system by the gel electrolyte of ionic liquid
Standby electrolytic thin-membrane 14.
The flexible super capacitor 10 of embodiment of the present invention is owing to using the gel electrolyte of the ionic liquid of high conductivity
Matter prepares electrolytic thin-membrane 14 so that flexible super capacitor 10 is without tradition injection process and voltage and temperature applicable range
Extensively, can normally work and non-volatile at more than 90 DEG C, be suitable for the large-scale production of pipeline system.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, the first pole piece 122 uses aluminum foil material to make with the second pole piece 132.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, the first electrode 12 includes that the first active layer 124, the second electrode 13 include the second active layer
134.First active layer 124 and the second active layer 134 are arranged on the opposing both sides of electrolytic thin-membrane 14.First pole piece 122 is arranged
Between packaging film 11 and the first active layer 124.Second pole piece 132 is arranged between packaging film 11 and the second active layer 134.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, the first active layer 124 is by active substance, conductive agent white carbon black and binding agent in mass ratio 60
～98:30～1:20～2 is constituted.Second active layer 134 by active substance, conductive agent white carbon black and binding agent in mass ratio 60～
98:30～1:20～2 is constituted.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, during active substance includes activated carbon, Graphene and CNT any one or many
Kind.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
Referring to Fig. 5, in some embodiments, step S40 includes:
Step S42, encapsulate the subregion of the first pole piece 122 so that the first pole piece 122 after Feng Zhuan be formed relative to
The first lug 1222 that packaging film protrudes；And
Step S44, encapsulate the subregion of the second pole piece 132 so that the second pole piece 132 after Feng Zhuan be formed relative to
The second lug 1322 that packaging film protrudes.
In some embodiments, it is also possible to first carry out step S44 and carry out step S42 again, or step S44 and step S42
Carry out simultaneously.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, the outline of electrolytic thin-membrane 14 covers and exceeds the first active layer 124 and second and lives
Property layer 134.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, the subregion of the first pole piece 122 forms the first packaging area 126, the second pole piece 132
Subregion form the second packaging area 136.
Encapsulate the step of the subregion of the first pole piece 122, including: use packaging film 11 to be coated with the first packaging area
The superficies of 126 and side edge surface.
Encapsulate the step of the subregion of the second pole piece 132, including: use packaging film 11 to be coated with the second packaging area
The superficies of 136 and side edge surface.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
In some embodiments, ionic liquid includes glyoxaline ion liquid, pyrrole ionic liquid, pyridines ion
Any one or more in liquid and piperidines ionic liquid.
It is pointed out that the above-mentioned explanation to the embodiment of flexible super capacitor 10 is also applied for the present invention
The preparation method of the flexible super capacitor 10 of embodiment, is no longer developed in details at this.
Referring to Fig. 6, in some embodiments, the preparation method of flexible super capacitor 10 also includes:
Step S50, is uniformly mixed to get mixture, wherein, ionic liquid by ionic liquid, polyethylene glycol oxide and benzophenone
Body is 2:1～15:1 with the mass ratio of polyethylene glycol oxide, and polyethylene glycol oxide is 20:1 with the mass ratio of benzophenone；
Step S60, by mixture heated at constant temperature 1-24 hour, heating-up temperature is 87-150 DEG C；
Step S70, uses ultraviolet to irradiate mixture to be fully polymerized and to obtain gel electrolyte.
So, gel electrolyte used in preparation process S20 can be carried out by step S50, step S60 and step S70,
And the electrolytic thin-membrane 14 using this gel electrolyte to prepare has that electrical conductivity is high, good toughness and the not advantage such as easy fracture, permissible
Preserve with standby in being put in drying baker.
In some embodiments, packaging film 11 includes that polydimethylsiloxanefilm film, step S40 include step:
Use polydimethylsiloxane (PMDS) thin film after oxygen plasma (oxygen plasma) cleans to band
The electrolytic thin-membrane 14 having the first electrode 12 and the second electrode 13 is packaged.
When using PDMS film encapsulation, after processing surface by oxygen plasma, at the certain pressure that forcing press produces
Lower PDMS film can be closely linked with surface to be packaged due to the adhesive action of self, thus be effectively isolated water and
Air.
It is understood that when the composition of packaging film is different, flexible super capacitor has different encapsulation works
Skill.
In some embodiments, packaging film 11 includes fexible film, and the heatproof of fexible film is more than 100 DEG C.Step
S40 includes step:
Surface-coated one layer at fexible film encapsulates binding agent；
Use the fexible film with encapsulation binding agent 100 DEG C-120 DEG C, under the hot pressing of 0.1MPa-1MPa to the
The electrolytic thin-membrane of one electrode and the second electrode is packaged.
Be coated with the granule of a layer binder on surface to be packaged when using fexible film to need, 100 DEG C-120 DEG C,
0.1MPa-1MPa hot pressing is combined closely, to arrive the effect of isolation water and air.
Specifically, fexible film can be polyethylene terephthalate (PET) thin film, polyimides (PI), plastic-aluminum
Film, polycaprolactam thin film or poly-2,6-(ethylene naphthalate) (PEN).Encapsulation binding agent can be ethylene vinyl acetate
Polymer (EVA, EV content is more than 28), styrene butadiene styrene block copolymer (SBS) (SBS), elastic polyurethane body rubber
Or acrylonitrile-butadiene-styrene (ABS) (ABS) (TPU).
Referring to Fig. 7, in some embodiments, after step S40, the preparation method of flexible super capacitor 10 is also wrapped
Include:
Step S80, the superficies at packaging film 11 cover packaging plastic；
Step S90, utilizes packaging plastic that outer package gummed paper is covered on the superficies of packaging film 11.
So, the outermost layer at flexible super capacitor 10 pastes one layer of outer package gummed paper, can further function as the closeest
Envelope effect or produce other commercial uses as required.
Embodiment 1-5 is given below, in order to preferably flexible super capacitor 10 and the system thereof to embodiment of the present invention
Preparation Method illustrates.
Embodiment 1
Use activated carbon: Ketjen black: PVDF 80:10:10 in mass ratio prepares slurry, is then coated on as first
In the current collector aluminum foil of pole piece 122 and the second pole piece 132, dry and be cut to 40mm*50mm.1-ethyl-3-methylimidazole is double
Fluoroform sulfimide salt, polyethylene glycol oxide and benzophenone mix according to 10:1:0.05, be heated to 100 DEG C and to be incubated two little
Time, UV irradiates 4min and i.e. can get gel electrolyte, uses non-woven fabrics barrier film FPC3018 to be immersed in gel electrolyte and is electrolysed
Matter thin film 14.The A:B of PMDS 10:1 in mass ratio mixes, and removes bubble, film forming.
First electrode 12 and the second electrode 13 under 1MPa effect, make the super appearance of sandwich structure with electrolytic thin-membrane 14.
Finally with the PDMS of film forming after oxygen plasma processes, clamp super appearance up and down, bonding encapsulation under 0.1MPa pressure,
Flexible super capacitor 10 to embodiment of the present invention.
Embodiment 2
Use CNT: Ketjen black: PVDF 60:30:10 in mass ratio prepares slurry, be then coated on as the
In the current collector aluminum foil of one pole piece 122 and the second pole piece 132, dry and be cut to 60mm*80mm.By 1-butyl-1-methylpyrrole
Alkane bis-trifluoromethylsulfoandimide salt, polyethylene glycol oxide and benzophenone mix according to 15:1:0.05, are heated to 120 DEG C and are incubated
24h, UV irradiate 10min and i.e. can get gel electrolyte, and gel electrolyte extension is applied to cellulosic separator TF48 both sides and obtains by employing
To electrolytic thin-membrane 14.
First electrode 12 and the second electrode 13 under 2MPa effect, make the super appearance of sandwich structure with electrolytic thin-membrane 14.
Finally use the PET film being coated with EVA granule, clamp super appearance up and down, at 120 DEG C, bonding encapsulation under 1Mpa is at hot press,
Obtain the flexible super capacitor 10 of embodiment of the present invention.
Embodiment 3
Graphene: Supe-P:PTFE 95:1:4 in mass ratio is used to prepare thin film, then using its roll-in in as the first pole
In the current collector aluminum foil of sheet 122 and the second pole piece 132, dry and be cut to 30mm*50mm.By double for 1-butyl-pyridinium Tetrafluoroboric acids,
Polyethylene glycol oxide and benzophenone mix according to 2:1:0.05, are heated to 110 DEG C and are incubated 4h, and it is the most available that UV irradiates 30min
Gel electrolyte, gel electrolyte extension is applied to non-woven fabrics barrier film MPF both sides and obtains electrolytic thin-membrane 14 by employing.
First electrode 12 and the second electrode 13 with electrolytic thin-membrane 14, are made sandwich structure and are surpassed under 0.5MPa effect
Hold.Finally use the PI thin film being coated with SBS granule, clamp super appearance up and down, at 110 DEG C, bonding encapsulation under 0.5MPa hot press, this
The flexible super capacitor 10 of bright embodiment.
Embodiment 4
Activated carbon: Supe-P:PTFE 85:10:10 in mass ratio is used to prepare slurry, then using its roll-in in as first
In the current collector aluminum foil of pole piece 122 and the second pole piece 132, dry and be cut to 30mm*50mm.By double for triethyl group sulfur (trifluoromethyls
Sulphonyl) imines, 1-propyl sulfonic acid-3-methyl imidazolium tetrafluoroborate, polyethylene glycol oxide and benzophenone be according to 4:5:3:0.15
Mixing, is heated to 100 DEG C and is incubated 12h, and UV irradiates 20min and i.e. can get gel electrolyte, uses and gel electrolyte is hung painting
Electrolytic thin-membrane 14 is obtained to non-woven fabrics barrier film MPF both sides.The A:B of PMDS 10:1 in mass ratio mixes, and removes bubble, film forming.
First electrode 12 and the second electrode 13 with electrolytic thin-membrane 14, are made sandwich structure and are surpassed under 0.1MPa effect
Hold.Finally use the nylon film being coated with TPU granule, clamp super appearance up and down, at 130 DEG C, bonding encapsulation under 0.7MPa hot press, i.e.
The flexible super capacitor 10 of available embodiment of the present invention.
Embodiment 5
Use activated carbon: Ketjen black: PVDF 70:20:10 in mass ratio prepares slurry, is then coated on as first
In the current collector aluminum foil of pole piece 122 and the second pole piece 132, dry and be cut to 100mm*120mm.By 1-ethyl-3-methylimidazole
Tetrafluoroboric acid, 1-ethyl-2,3-methylimidazole bis-trifluoromethylsulfoandimide salt, N-butyl, methylpyrrole hexafluorophosphate and
Benzophenone mixes according to 3:4:7:2:0.1, is heated to 100 DEG C and is incubated two hours, and UV irradiates 4min and i.e. can get gel electricity
Xie Zhi, uses ceramic diaphragm to be immersed in gel electrolyte and obtains electrolytic thin-membrane 14.The A:B of PMDS 10:1 in mass ratio mixes,
Remove bubble, film forming.
First electrode 12 and the second electrode 13 with electrolytic thin-membrane 14, are made sandwich structure and are surpassed under 0.7MPa effect
Hold.Finally with the PDMS of film forming after oxygen plasma processes, clamp super appearance up and down, bonding encapsulation under 0.4MPa pressure, i.e.
The flexible super capacitor 10 of available embodiment of the present invention.
In the description of embodiments of the present invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length
Degree ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ",
Orientation or the position relationship of the instruction such as " outward ", " clockwise ", " counterclockwise " are based on orientation shown in the drawings or position relationship, only
It is necessary for the ease of describing embodiments of the present invention and simplification description rather than instruction or the device of hint indication or element
There is specific orientation, with specific azimuth configuration and operation, therefore it is not intended that restriction to embodiments of the present invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit
Indicate the quantity of indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or impliedly wrap
Include one or more described features.In the description of embodiments of the present invention, " multiple " are meant that two or two
Above, unless otherwise expressly limited specifically.
In the description of embodiments of the present invention, it should be noted that unless otherwise clearly defined and limited, term
" install ", " being connected ", " connection " should be interpreted broadly, and connect for example, it may be fixing, it is also possible to be to removably connect, or one
Body ground connects；Can be mechanically connected, it is also possible to be electrical connection or can mutually communication；Can be to be joined directly together, it is also possible to logical
Cross intermediary to be indirectly connected to, can be connection or the interaction relationship of two elements of two element internals.For ability
For the those of ordinary skill in territory, above-mentioned term specifically containing in embodiments of the present invention can be understood as the case may be
Justice.
In embodiments of the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it
On " " or D score can include that the first and second features directly contact, it is also possible to include that the first and second features are not directly to connect
Touch but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " on
Face " include fisrt feature directly over second feature and oblique upper, or it is special higher than second to be merely representative of fisrt feature level height
Levy.Fisrt feature second feature " under ", " lower section " and " below " include that fisrt feature is immediately below second feature and tiltedly under
Side, or it is merely representative of fisrt feature level height less than second feature.
Following disclosure provides many different embodiments or example for realizing embodiments of the present invention not
Same structure.In order to simplify the disclosure of embodiments of the present invention, hereinafter parts and setting to specific examples are described.When
So, they are the most merely illustrative, and are not intended to limit the present invention.Additionally, embodiments of the present invention can be in different examples
Repeat reference numerals and/or reference letter in son, this repetition is for purposes of simplicity and clarity, and itself does not indicate and is begged for
Relation between the various embodiments of opinion and/or setting.Additionally, the various specific technique that embodiments of the present invention provide
With the example of material, but those of ordinary skill in the art are it can be appreciated that the making of the application of other techniques and/or other materials
With.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implement
Mode ", " example ", the description of " concrete example " or " some examples " etc. mean to combine described embodiment or example describes tool
Body characteristics, structure, material or feature are contained at least one embodiment or the example of the present invention.In this manual,
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, knot
Structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.
In flow chart or at this, any process described otherwise above or method description are construed as, and expression includes
One or more is for realizing the module of code, fragment or the portion of the executable instruction of the step of specific logical function or process
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not by shown or discuss suitable
Sequence, including according to involved function by basic mode simultaneously or in the opposite order, performs function, and this should be by the present invention
Embodiment person of ordinary skill in the field understood.
Represent in flow charts or the logic described otherwise above at this and/or step, for example, it is possible to be considered as to use
In the sequencing list of the executable instruction realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (system such as computer based system, including processing module or other can be from instruction
Execution system, device or equipment instruction fetch also perform the system of instruction) use, or combine these instruction execution systems, device or
Equipment and use.For the purpose of this specification, " computer-readable medium " can be any can comprise, store, communicate, propagate or
Transmission procedure is for instruction execution system, device or equipment or combines these instruction execution systems, device or equipment and uses
Device.The more specifically example (non-exhaustive list) of computer-readable medium includes following: have one or more wiring
Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read only memory
(ROM), erasable read only memory (EPROM or flash memory), the fiber device edited, and portable optic disk is read-only deposits
Reservoir (CDROM).It addition, computer-readable medium can even is that and can print the paper of described program thereon or other are suitable
Medium, because then can carry out editing, interpreting or if desired with it such as by paper or other media are carried out optical scanning
His suitable method is processed to electronically obtain described program, is then stored in computer storage.
Should be appreciated that each several part of embodiments of the present invention can use hardware, software, firmware or combinations thereof to come in fact
Existing.In the above-described embodiment, multiple steps or method can be with storing in memory and by suitable instruction execution system
The software or the firmware that perform realize.Such as, if realized with hardware, with the most the same, available ability
Any one or their combination in following technology known to territory realize: have for data signal is realized logic function
The discrete logic of logic gates, has the special IC of suitable combination logic gate circuit, programmable gate array
(PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that and realize all or part of step that above-described embodiment method is carried
Suddenly the program that can be by completes to instruct relevant hardware, and described program can be stored in a kind of computer-readable storage medium
In matter, this program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, each functional unit in various embodiments of the present invention can be integrated in a processing module, it is possible to
Being that unit is individually physically present, it is also possible to two or more unit are integrated in a module.Above-mentioned integrated
Module both can realize to use the form of hardware, it would however also be possible to employ the form of software function module realizes.Described integrated module
If realized using the form of software function module and as independent production marketing or when using, it is also possible to be stored in a calculating
In machine read/write memory medium.
Storage medium mentioned above can be read only memory, disk or CD etc..
Although above it has been shown and described that embodiments of the present invention, it is to be understood that above-mentioned embodiment is
Exemplary, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be right
Above-mentioned enforcement enforcement is changed, revises, replaces and modification.
Claims (22)
1. a flexible super capacitor, it is characterised in that described flexible super capacitor include packaging film, the first electrode,
Second electrode and the electrolytic thin-membrane between described first electrode and described second electrode；
Described first electrode includes that the first pole piece, described second electrode include the second pole piece, described first pole piece and described second
Pole piece uses identical material to make；
Described electrolytic thin-membrane be soaked in the gel electrolyte of ionic liquid by barrier film after attractive gel electrolyte be prepared from or
Coated described barrier film by the gel electrolyte of described ionic liquid to be prepared from.
2. flexible super capacitor as claimed in claim 1, it is characterised in that described first pole piece is adopted with described second pole piece
Make with aluminum foil material.
3. flexible super capacitor as claimed in claim 1, it is characterised in that described first electrode includes the first active layer,
Described second electrode includes that the second active layer, described first active layer and described second active layer are arranged on described electrolytic thin-membrane
Opposing both sides, described first pole piece be arranged on described packaging film with described first activity interlayer, described second pole piece arrange
At described packaging film and described second activity interlayer.
4. flexible super capacitor as claimed in claim 3, it is characterised in that described first active layer by active substance, lead
Electricity agent white carbon black and binding agent in mass ratio 60～98:30～1:20～2 are constituted；
Described second active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio 60～98:30～1:20～2 structures
Become.
5. flexible super capacitor as claimed in claim 4, it is characterised in that described active substance includes activated carbon, graphite
Any one or more in alkene and CNT.
6. flexible super capacitor as claimed in claim 1, it is characterised in that described first pole piece includes relative to described envelope
The first lug that dress thin film protrudes, described second pole piece includes the second lug protruded relative to described packaging film.
7. flexible super capacitor as claimed in claim 3, it is characterised in that the outline of described electrolytic thin-membrane covers also
Beyond described first active layer and described second active layer.
8. flexible super capacitor as claimed in claim 6, it is characterised in that described first pole piece includes and described first pole
The first packaging area that ear connects, described second pole piece includes the second packaging area being connected with described second lug；
Described packaging film is coated with the superficies of described first packaging area and side edge surface and described second packaging area
Superficies and side edge surface.
9. flexible super capacitor as claimed in claim 1, it is characterised in that described ionic liquid includes imidazole-like ionic liquid
Any one or more in body, pyrrole ionic liquid, pyridine ionic liquid and piperidines ionic liquid.
10. the preparation method of a flexible super capacitor, it is characterised in that comprise the following steps:
Thering is provided packaging film, the first electrode and the second electrode, described first electrode includes that the first pole piece, described second electrode include
Second pole piece, the material that described first pole piece is identical with described second pole piece employing is made；
After barrier film is soaked in the gel electrolyte of ionic liquid, attractive gel electrolyte is to prepare electrolytic thin-membrane or by described
The gel electrolyte of ionic liquid coats described barrier film to prepare described electrolytic thin-membrane；And
Described first electrode and described second electrode are arranged on the opposing both sides of described electrolytic thin-membrane and compress；
Use described packaging film that the described electrolytic thin-membrane with described first electrode and described second electrode is packaged.
11. preparation methoies as claimed in claim 10, it is characterised in that described first pole piece uses aluminum with described second pole piece
Foil material is made.
12. preparation methoies as claimed in claim 10, it is characterised in that described first electrode includes the first active layer, described
Second electrode includes that the second active layer, described first active layer and described second active layer are arranged on the phase of described electrolytic thin-membrane
Back of the body both sides, described first pole piece is arranged on described packaging film and described first activity interlayer, and described second pole piece is arranged on institute
State packaging film and described second activity interlayer.
13. preparation methoies as claimed in claim 12, it is characterised in that described first active layer is by active substance, conductive agent
White carbon black and binding agent in mass ratio 60～98:30～1:20～2 is constituted；
Described second active layer is by active substance, conductive agent white carbon black and binding agent in mass ratio 60～98:30～1:20～2 structures
Become.
14. preparation methoies as claimed in claim 13, it is characterised in that described active substance include activated carbon, Graphene and
Any one or more in CNT.
15. preparation methoies as claimed in claim 10, it is characterised in that the described packaging film of described employing is to described
The step that the described electrolytic thin-membrane of one electrode and described second electrode is packaged, including step:
Encapsulate the subregion of described first pole piece so that described first pole piece after Feng Zhuan is formed with relative to described thinner package
The first lug that film protrudes；And
Encapsulate the subregion of described second pole piece so that described second pole piece after Feng Zhuan is formed with relative to described thinner package
The second lug that film protrudes.
16. preparation methoies as claimed in claim 12, it is characterised in that the outline of described electrolytic thin-membrane covers and exceeds
Described first active layer and described second active layer.
17. preparation methoies as claimed in claim 15, it is characterised in that the subregion of described first pole piece forms the first envelope
Dress region, the subregion of described second pole piece forms the second packaging area；
Encapsulate the step of the subregion of described first pole piece, including:
Described packaging film is used to be coated with superficies and the side edge surface of described first packaging area；
Encapsulate the step of the subregion of described second pole piece, including:
Described packaging film is used to be coated with superficies and the side edge surface of described second packaging area.
18. preparation methoies as claimed in claim 10, it is characterised in that described ionic liquid include glyoxaline ion liquid,
Any one or more in pyrrole ionic liquid, pyridine ionic liquid and piperidines ionic liquid.
19. preparation methoies as claimed in claim 10, it is characterised in that further comprise the steps of:
Described ionic liquid, polyethylene glycol oxide and benzophenone are uniformly mixed to get mixture, wherein, described ionic liquid with
The mass ratio of described polyethylene glycol oxide is 2:1～15:1, and described polyethylene glycol oxide is 20:1 with the mass ratio of described benzophenone；
By described mixture heated at constant temperature 1-24 hour, heating-up temperature is 87-150 DEG C；
Ultraviolet is used to irradiate described mixture to be fully polymerized and to obtain described gel electrolyte.
20. preparation methoies as claimed in claim 10, it is characterised in that described packaging film includes that polydimethylsiloxane is thin
Film, the described electrolytic thin-membrane with described first electrode and described second electrode is sealed by the described packaging film of described employing
The step of dress, including step:
Use the described polydimethylsiloxanefilm film after oxygen plasma cleans to described first electrode and described
The described electrolytic thin-membrane of the second electrode is packaged.
21. preparation methoies as claimed in claim 10, it is characterised in that described packaging film includes fexible film, described soft
Property thin film heatproof more than 100 DEG C, the described packaging film of described employing is to described first electrode and described second electrode
The step that described electrolytic thin-membrane is packaged, including step:
Surface-coated one layer at described fexible film encapsulates binding agent；
Use the described fexible film with described encapsulation binding agent 100 DEG C-120 DEG C, under the hot pressing of 0.1MPa-1MPa to band
The described electrolytic thin-membrane having described first electrode and described second electrode is packaged.
22. preparation methoies as claimed in claim 10, it is characterised in that at the described packaging film of described employing to described
After the step that the described electrolytic thin-membrane of the first electrode and described second electrode is packaged, further comprise the steps of:
Superficies at described packaging film cover packaging plastic；
Utilize described packaging plastic that outer package gummed paper is covered on the superficies of described packaging film.
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| CN201610808782.0A CN106229159A (en) | 2016-09-05 | 2016-09-05 | Flexible super capacitor and the preparation method of flexible super capacitor |
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| CN201610808782.0A CN106229159A (en) | 2016-09-05 | 2016-09-05 | Flexible super capacitor and the preparation method of flexible super capacitor |
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| CN106920974A (en) * | 2017-04-01 | 2017-07-04 | 南方科技大学 | A kind of high temperature ironic liquid base fuel battery |
| CN107068413A (en) * | 2017-04-20 | 2017-08-18 | 上海幂方电子科技有限公司 | Ultracapacitor and preparation method thereof |
| CN107275118A (en) * | 2017-06-16 | 2017-10-20 | 南开大学 | A kind of high-temperature-resistant membrane and its application in terms of ultracapacitor |
| CN110146198A (en) * | 2019-05-22 | 2019-08-20 | 厦门大学 | A kind of flexibility self energizing pressure sensor |
| CN110172771A (en) * | 2019-04-26 | 2019-08-27 | 合肥工业大学 | A kind of novel wearable supercapacitor fabric and preparation method thereof |
| CN110211815A (en) * | 2019-06-06 | 2019-09-06 | 上海纳米技术及应用国家工程研究中心有限公司 | A kind of flexibility symmetric form supercapacitor preparation method |
| CN110828197A (en) * | 2019-11-05 | 2020-02-21 | 中国科学院合肥物质科学研究院 | Solid laminated interdigital electrochemical capacitor and preparation method thereof |
| CN111768981A (en) * | 2020-06-11 | 2020-10-13 | 天津大学 | Flexible ionic liquid super capacitor |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106920974A (en) * | 2017-04-01 | 2017-07-04 | 南方科技大学 | A kind of high temperature ironic liquid base fuel battery |
| CN106920974B (en) * | 2017-04-01 | 2020-07-31 | 南方科技大学 | High-temperature ionic liquid-based fuel cell |
| CN107068413A (en) * | 2017-04-20 | 2017-08-18 | 上海幂方电子科技有限公司 | Ultracapacitor and preparation method thereof |
| CN107068413B (en) * | 2017-04-20 | 2019-09-06 | 上海幂方电子科技有限公司 | Supercapacitor and preparation method thereof |
| CN107275118A (en) * | 2017-06-16 | 2017-10-20 | 南开大学 | A kind of high-temperature-resistant membrane and its application in terms of ultracapacitor |
| CN110172771A (en) * | 2019-04-26 | 2019-08-27 | 合肥工业大学 | A kind of novel wearable supercapacitor fabric and preparation method thereof |
| CN110146198A (en) * | 2019-05-22 | 2019-08-20 | 厦门大学 | A kind of flexibility self energizing pressure sensor |
| CN110211815A (en) * | 2019-06-06 | 2019-09-06 | 上海纳米技术及应用国家工程研究中心有限公司 | A kind of flexibility symmetric form supercapacitor preparation method |
| CN110828197A (en) * | 2019-11-05 | 2020-02-21 | 中国科学院合肥物质科学研究院 | Solid laminated interdigital electrochemical capacitor and preparation method thereof |
| CN111768981A (en) * | 2020-06-11 | 2020-10-13 | 天津大学 | Flexible ionic liquid super capacitor |
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