CN103779088A - Polymer electrolyte, method for preparing same, super capacitor and application thereof - Google Patents
Polymer electrolyte, method for preparing same, super capacitor and application thereof Download PDFInfo
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- CN103779088A CN103779088A CN201210417051.5A CN201210417051A CN103779088A CN 103779088 A CN103779088 A CN 103779088A CN 201210417051 A CN201210417051 A CN 201210417051A CN 103779088 A CN103779088 A CN 103779088A
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- polyvinyl chloride
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/13—Energy storage using capacitors
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Abstract
The present invention is suitable for the new material field, and provides a polymer electrolyte, a method for preparing the same, a super capacitor and an application thereof. The polymer electrolyte of the present invention contains an active filling material, polyvinyl chloride and an organic ionic liquid electrolyte, wherein the weight ratio of the active filling material and the polyvinyl chloride is 3-20:100. The polymer electrolyte of the present invention contains a polyvinyl chloride microporous membrane to which a lot of organic ionic liquid electrolyte is attached. By the bridging effect of the active filling material, the electrical connection effect between the organic ionic liquid electrolyte and the polyvinyl chloride microporous membrane is increased substantially, thereby improving the conductivity of the polymer electrolyte of the present invention obviously.
Description
Technical field
The invention belongs to field of new, relate in particular to a kind of polymer dielectric and preparation method thereof, ultracapacitor and application.
Background technology
Ultracapacitor is a kind of novel energy device between rechargeable battery and capacitor, have that volume is little, capacity is large, charging rate is fast, have extended cycle life, the advantage such as discharging efficiency is high, operating temperature range is wide, good reliability and contaminant-free maintenance-free, be a kind of novel, efficient, practical energy accumulating device, thereby be widely used in AC-battery power source of military field, device for mobile communication, computer and electric automobile etc.Ultracapacitor working electrolyte is divided into aqueous electrolyte, organic liquid electrolyte and polymer dielectric.At present, widely used liquid electrolyte has advantages of that conductivity is high, but because it contains inflammable, volatile organic solvent, it discharges fuel gas in charge and discharge process, particularly under some unconventional condition of work, (discharge and recharge as high-power, super-charge super-discharge etc.) produces large calorimetric meeting and accelerates the generation of gas, causes inner pressure of battery to increase, Leakage Gas, blast even on fire, thereby there is serious potential safety hazard.The studied persons of advantage such as polymer dielectric ultracapacitor is safe because having, nothing is leaked, leakage current is little pay attention to.But there is the problem that conductance is low in prepared polymer dielectric at present, affected the application of polymer dielectric.
Summary of the invention
In view of this, the invention provides a kind of polymer dielectric, solve the prepared low technical problem of polymer dielectric conductance of prior art; And this polymer dielectric its preparation method, ultracapacitor and application.
The present invention is achieved in that
A kind of polymer dielectric, contains active filler, polyvinyl chloride, organic ion liquid electrolyte; Wherein, the ratio of active filler and polyvinyl chloride weight is 3 ~ 20:100.
And,
A kind of polymer dielectric preparation method, comprises the steps:
Polyvinyl chloride is added in organic solvent and is uniformly mixed, then be that 3 ~ 20:100 adds active filler according to the ratio of active filler and polyvinyl chloride weight, temperature is adjusted to 30 ~ 50 ℃, stir and obtain slurry;
This slurry is coated in substrate, and vacuumize obtains polyvinyl chloride microporous barrier;
In inert atmosphere, this polyvinyl chloride microporous barrier is soaked in the organic ion liquid electrolyte that molar concentration is 0.5 ~ 1.5mol/L to 10 ~ 60 minutes, obtains polymeric dielectric.
The present invention also provides a kind of ultracapacitor, and this ultracapacitor comprises above-mentioned gel polymer electrolyte.
The present invention further provides the application of above-mentioned ultracapacitor in communication apparatus, computer, electric automobile and/or military field.
Polymer dielectric of the present invention, comprise polyvinyl chloride microporous barrier, on this polyvinyl chloride microporous barrier, be attached with a large amount of organic ion liquid electrolyte, by " bridge joint " effect of active filler, making to be electrically connected effect between organic ion liquid electrolyte and polyvinyl chloride microporous barrier significantly increases, and the conductance that realizes polymer dielectric of the present invention obviously improves.
Polymer dielectric preparation method of the present invention, by adding active filler also to stir to containing in the organic solution of polyvinyl chloride, finally realize prepared polychloroethylene film and there are a large amount of micropores, can greatly increase on the one hand organic ion liquid electrolyte and adhere to quantity on polychloroethylene film, on the other hand because active filler has good electric conductivity, electrical connection effect between organic ion liquid electrolyte and polychloroethylene film is significantly increased, effectively improved the conductance of polymer dielectric of the present invention.
Ultracapacitor of the present invention is by using above-mentioned polymer dielectric, and by the obvious increase of polymer dielectric conductance, realizing its energy-storage property significantly increases.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the present invention provides a kind of polymer dielectric, contains active filler, polyvinyl chloride, organic ion liquid electrolyte; Wherein, the ratio of active filler and polyvinyl chloride weight is 3 ~ 20:100.
The weight average molecular weight of this polyvinyl chloride is preferably 50,000 ~ 120,000.By selecting the polyvinyl chloride of this molecular weight, be conducive to active filler and be doped in more uniformly wherein, there is film forming better simultaneously.
This active filler is preferably silver iodide (AgI), lithium aluminate (LiAlO
2), lithium nitride (Li
3n) or ten two sulphur two phosphorus germanium ten lithium (Li
10geP
2s
12) in more than one, the mass ratio of active filler and polyvinyl chloride is 3 ~ 20:100, the particle diameter of this active filler is 100 ~ 5000 nanometers.
This organic ion liquid electrolyte comprises the first component and second component, the first component is selected from 1-ethyl-3-methylimidazole tetrafluoroborate or 1-butyl-3-methyl imidazolium tetrafluoroborate, and this second component is selected from the one in gamma-butyrolacton (GBL), acetonitrile (AN) or propene carbonate (PC); Also, in this organic ion liquid electrolyte take 1-ethyl-3-methylimidazole tetrafluoroborate or 1-butyl-3-methyl imidazolium tetrafluoroborate as solute, take the one in gamma-butyrolacton, acetonitrile or propene carbonate as solvent.This organic ion liquid electrolyte comprises following kind:
The first component: 1-ethyl-3-methylimidazole tetrafluoroborate, second component: gamma-butyrolacton;
The first component: 1-ethyl-3-methylimidazole tetrafluoroborate, second component: acetonitrile;
The first component: 1-ethyl-3-methylimidazole tetrafluoroborate, second component: propene carbonate;
The first component: 1-butyl-3-methyl imidazolium tetrafluoroborate, second component: gamma-butyrolacton;
The first component: 1-butyl-3-methyl imidazolium tetrafluoroborate, second component: acetonitrile;
The first component: 1-butyl-3-methyl imidazolium tetrafluoroborate, second component: propene carbonate.
Polymer dielectric of the present invention, comprise polyvinyl chloride microporous barrier, on this polyvinyl chloride microporous barrier, be attached with a large amount of organic ion liquid electrolyte, by " bridge joint " effect of active filler, making to be electrically connected effect between organic ion liquid electrolyte and polyvinyl chloride microporous barrier significantly increases, and the conductance that realizes polymer dielectric of the present invention obviously improves.
The embodiment of the present invention further provides a kind of polymer dielectric preparation method, comprises the steps:
Step S01, prepares slurry:
Polyvinyl chloride is added in organic solvent and is uniformly mixed, then be that 3 ~ 20:100 adds active filler according to the ratio of active filler and polyvinyl chloride weight, temperature is adjusted to 30 ~ 50 ℃, stir and obtain slurry;
Step S02, prepares polyvinyl chloride microporous barrier:
Described slurry is coated in substrate, and vacuumize obtains polyvinyl chloride microporous barrier;
Step S03, prepares polymer dielectric:
In inert atmosphere, described polyvinyl chloride microporous barrier is soaked in the organic ion liquid electrolyte that molar concentration is 0.5 ~ 1.5mol/L to 10 ~ 60 minutes, obtains polymeric dielectric.
In step S01, this polyvinyl chloride, active filler and aforesaid identical, do not repeat to set forth at this.
This organic solvent is preferably one or more in cyclohexanone, dichloroethanes or oxolane.
Polyvinyl chloride is added to after organic solvent, makes polyvinyl chloride dissolve, be scattered in organic solvent uniformly by stirring; Add again this active filler, system temperature is adjusted to 30 ~ 50 ℃ after adding active filler, stir active filler is evenly dispersed in the organic solvent containing polyvinyl chloride, realize the full and uniform doping of active filler and polyvinyl chloride.After stirring, obtain slurry, this slurry comprises polyvinyl chloride, active filler and organic solvent.
In step S02, the slurry that step S01 is obtained is coated in substrate equably, and this substrate is preferably glass substrate, then the substrate that is coated with slurry is positioned in vacuum drying chamber, be vacuumize under 70 ~ 100 ℃ of conditions in temperature, when dry, pressure equals 0.01MPa.Process by dry, obtain polychloroethylene film, the thickness of this polychloroethylene film is 50 ~ 200 microns; Because this organic solvent being coated with in the substrate of slurry volatilizees in dry run, form escape of gas, making to have a large amount of micropores and passage, its porosity in polychloroethylene film is 30% ~ 60%.Meanwhile, on the wall of above-mentioned micropore and passage, have a large amount of active filler particles, this structure is very beneficial for being electrically connected between later stage organic ion liquid electrolyte and active filler.
In step S03, this oxygen free condition refers to and under the protection of inert gas, carries out associative operation, this inert gas for example, argon gas, nitrogen, helium etc.
The polyvinyl chloride microporous barrier that step S02 is prepared is soaked in organic ion liquid electrolyte, and soak time is 10 ~ 60 minutes.This organic ion liquid and aforesaid identical, does not repeat to set forth at this, and the molar concentration of this organic ion liquid electrolyte is 0.5 ~ 1.5mol/L.After immersion completes, polyvinyl chloride microporous barrier is taken out, blot the organic ion liquid electrolyte on film surface with filter paper.
In immersion process, organic ion liquid electrolyte enters in the micropore of polyvinyl chloride microporous barrier and passage and fills wherein, obtains polymer dielectric of the present invention.This polymer dielectric comprises polyvinyl chloride, active filler and organic ion liquid electrolyte, this organic ion liquid electrolyte is filled among the micropore of polyvinyl chloride microporous barrier, make close contact between polyvinyl chloride and organic ion liquid electrolyte, greatly improved the conductance of polymer dielectric; Meanwhile, owing to also there being a large amount of active filler particles in polyvinyl chloride microporous barrier, this active filler particle serves as " bridge contact " effect between polychloroethylene film and organic ion liquid electrolyte, and the conductance of polymer dielectric of the present invention is significantly improved.
The preparation-obtained polymer dielectric tool of embodiment of the present invention polymer dielectric preparation method has the following advantages:
1 compares with current commercial liquid organic electrolyte, owing to no longer including the phenomenon such as solvent evaporates and leakage, realizes and uses the safety and stability of this electrolytical ultracapacitor to be further improved.
2. adulterate by active filler, can effectively improve the conductivity of gel polymer electrolyte film.
3. prepared gel polymer electrolyte is applied to ultracapacitor and has good chemical property.
The embodiment of the present invention also provides a kind of ultracapacitor, and this ultracapacitor comprises above-mentioned gel polymer electrolyte.Ultracapacitor of the present invention is by using above-mentioned polymer dielectric, and by the obvious increase of polymer dielectric conductance, realizing its energy-storage property significantly increases.
The present invention further provides the application of above-mentioned ultracapacitor in communication apparatus, computer, electric automobile and/or military field.
Below in conjunction with specific embodiment, above-mentioned polymer dielectric preparation method is described in detail.
Embodiment mono-
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 80,000) is dissolved in 30g cyclohexanone, stirs, adding 0.9g particle diameter is the Li of 100 nanometers
10geP
2s
12, temperature is adjusted to 50 ℃, be uniformly mixed, obtain uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is coated on clean glass plate equably, then after dry under 100 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 120 μ m;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of argon gas, and being immersed in 40min in the organic ion liquid electrolyte of 1.2mol/L, this organic ion liquid electrolyte is take 1-ethyl-3-methylimidazole tetrafluoroborate as electrolyte, take acetonitrile as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Embodiment bis-
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 50,000) is dissolved in 10g oxolane, stirs, adding 0.5g particle diameter is the Li of 1000 nanometers
3n, is adjusted to 40 ℃ by temperature, is uniformly mixed, and obtains uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is coated on clean glass plate equably, then after dry under 90 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 50 μ m;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of helium, and be immersed in 60min in the organic ion liquid electrolyte of 0.5mol/L, this organic ion liquid electrolyte is take 1-ethyl-3-methylimidazole tetrafluoroborate as electrolyte, take propene carbonate as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Embodiment tri-
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 120,000) is dissolved in the oxolane of 25g, stirs, adding 1.2g particle diameter is the LiAlO of 3000 nanometers
2, temperature is adjusted to 35 ℃, be uniformly mixed, obtain uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is coated on clean glass plate equably, then after dry under 75 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 160 μ m;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of argon gas, and be immersed in the organic ion liquid electrolyte of 0.8mol/L in 30min, this organic ion liquid electrolyte is take 1-butyl-3-methyl imidazolium tetrafluoroborate as electrolyte, take gamma-butyrolacton as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Embodiment tetra-
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 80,000) is dissolved in 40g dichloroethanes, stirs, adding 1.5g particle diameter is the AgI of 5000 nanometers, and temperature is adjusted to 30 ℃, is uniformly mixed, and obtains uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is coated on clean glass plate equably, then after dry under 90 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 200 μ m;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of argon gas, and be immersed in 10min in the organic ion liquid electrolyte of 1.5mol/L, this organic ion liquid electrolyte is take 1-butyl-3-methyl imidazolium tetrafluoroborate as electrolyte, take gamma-butyrolacton as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Embodiment five
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 60,000) is dissolved in 30g cyclohexanone, stirs, adding 0.3g particle diameter is the Li of 100 nanometers
10geP
2s
12, temperature is adjusted to 45 ℃, be uniformly mixed, obtain uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is equal
Be coated on clean glass plate, then after dry under 100 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 120 μ m evenly;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of argon gas, and being immersed in 40min in the organic ion liquid electrolyte of 1.2mol/L, this organic ion liquid electrolyte is take 1-ethyl-3-methylimidazole tetrafluoroborate as electrolyte, take acetonitrile as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Embodiment six
Embodiment of the present invention polymer dielectric preparation method, comprises the steps:
Step 1, prepare slurry:
10g polyvinyl chloride (weight average molecular weight 110,000) is dissolved in 40g dichloroethanes, stirs, adding 2.0g particle diameter is the AgI of 5000 nanometers, and temperature is adjusted to 30 ℃, is uniformly mixed, and obtains uniform slurry;
Step 2, prepare polyvinyl chloride microporous barrier:
The slurry that step 1 is obtained is coated on clean glass plate equably, then after dry under 90 ℃, 0.01MPa vacuum condition, obtaining thickness is the polyvinyl chloride microporous barrier of 200 μ m;
Step 3, the polyvinyl chloride microporous barrier that step 2 is obtained is put into the glove box that is full of argon gas, and be immersed in 10min in the organic ion liquid electrolyte of 0.6mol/L, this organic ion liquid electrolyte is take 1-butyl-3-methyl imidazolium tetrafluoroborate as electrolyte, take gamma-butyrolacton as solvent.After taking-up, blot the organic ion liquid electrolyte electrolyte on film surface with filter paper, obtain the gel polyvinyl chloride polymer dielectric of active filler doping.
Comparative example
Preparation method is as follows for this comparative example polymer dielectric:
(1) prepare the polyvinyl chloride-based gel film that active filler is adulterated.
10g polyvinyl chloride (molecular weight 80,000) is dissolved in about 30g cyclohexanone, and is warmed up to 40 ℃ of stirrings to system and obtains uniform slurry.The slurry obtaining is coated on clean glass plate equably, then after dry under 100 ℃, 0.01MPa vacuum, obtains the polyvinyl chloride polymer film of thickness approximately 120 μ m.
(2) prepare the gel polyvinyl chloride polymer dielectric that active filler is adulterated.
Dried polyvinyl chloride polymer film is put into the glove box that is full of argon gas, and be immersed in 40min in the organic ion liquid electrolyte of 1.2mol/L, this organic ion liquid electrolyte is take 1-ethyl-3-methylimidazole tetrafluoroborate as electrolyte, take acetonitrile as solvent.After taking-up, obtain the gel polyvinyl chloride polymer dielectric of active filler doping with the organic ion liquid electrolyte electrolyte that filter paper blots film surface.
The embodiment of the present invention and comparative example polymer dielectric conductivity test: between two stainless steel blocking electrodes, add the electrolyte preparing, form polymer dielectric blocking electrode system, do ac impedance measurement, the complex impedance plane graph that obtains GPE, curve is body impedance in the intersection value of high frequency region and transverse axis.Relation according between body impedance (Rb) and ionic conductivity (σ):
σ=d/(S*R
b)
Can calculate ionic conductivity, thickness, S that wherein d is polymer dielectric film are the contact area of polymer dielectric dielectric film and electrode.
Data by conductivity in table are known, and active filler doping can improve the conductivity of gel polymer electrolyte film widely.
Application examples
(specific area is about 2000m to take 9.0g activated carbon fiber
2/ g), 0.3g acetylene black and 0.6g PVDF(Kynoar), and add 60g NMP(N-methyl pyrrolidone), fully stir and make it to become the slurry mixing.Then by its blade coating on the aluminium foil cleaning through ethanol, under the vacuum of 0.01MPa, 80 ℃ are dried to constant weight, and are pressed into activated carbon electrodes in 12MPa pressure lower roll, and are cut into electrode disk.In the glove box that is full of argon gas, the polyvinyl chloride-based gel electrolyte having prepared is placed between two activated carbon electrodes disks, on stamping machine, button capacitor is made in sealing.
Utilize charge-discharge test instrument to carry out constant current charge-discharge test to the ultracapacitor assembling, in the electrochemical window of 0 ~ 2.7V, record it with the electric current of 0.25A/g and discharge and recharge data and be listed in the table below:
As can be seen from the table, the prepared gel polymer electrolyte of the embodiment of the present invention is suitable for the electrolyte of ultracapacitor, and in the electrochemical window of 2.7V, has better capacitance characteristic.And by finding that with the contrast of comparative example active filler is conducive to the raising of specific capacity.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a polymer dielectric, contains active filler, polyvinyl chloride, organic ion liquid electrolyte; Wherein, the ratio of active filler and polyvinyl chloride weight is 3 ~ 20:100.
2. polymer dielectric as claimed in claim 1, is characterized in that, described active filler is the one in silver iodide, lithium aluminate, lithium nitride or 12 sulphur two phosphorus germanium ten lithiums.
3. gel polymer electrolyte as claimed in claim 1, is characterized in that: the particle diameter of described active filler is 100 ~ 5000 nanometers.
4. method for preparing gel polymer electrolyte as claimed in claim 1, is characterized in that: the weight average molecular weight of described polyvinyl chloride is 50,000 ~ 120,000.
5. method for preparing gel polymer electrolyte as claimed in claim 1, it is characterized in that, described organic ion liquid electrolyte comprises the first component and second component, described the first component is selected from 1-ethyl-3-methylimidazole tetrafluoroborate or 1-butyl-3-methyl imidazolium tetrafluoroborate, and described second component is selected from the one in gamma-butyrolacton, acetonitrile or propene carbonate.
6. the polymer dielectric preparation method as described in claim 1-5 any one, comprises the steps:
Polyvinyl chloride is added in organic solvent and is uniformly mixed, then be that 3 ~ 20:100 adds active filler according to the ratio of active filler and polyvinyl chloride weight, temperature is adjusted to 30 ~ 50 ℃, stir and obtain slurry;
Described slurry is coated in substrate, and vacuumize obtains polyvinyl chloride microporous barrier;
In inert atmosphere, described polyvinyl chloride microporous barrier is soaked in the organic ion liquid electrolyte that molar concentration is 0.5 ~ 1.5mol/L to 10 ~ 60 minutes, obtains polymeric dielectric.
7. polymer dielectric preparation method as claimed in claim 6, is characterized in that, the porosity of described polyvinyl chloride microporous barrier is 30% ~ 60%.
8. polymer dielectric preparation method as claimed in claim 6, is characterized in that, the thickness of described polyvinyl chloride microporous barrier is 50 ~ 200 microns.
9. a ultracapacitor, is characterized in that, described ultracapacitor comprises gel polymer electrolyte claimed in claim 8.
10. the application of ultracapacitor as claimed in claim 9 in communication apparatus, computer, electric automobile and/or military field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210417051.5A CN103779088A (en) | 2012-10-26 | 2012-10-26 | Polymer electrolyte, method for preparing same, super capacitor and application thereof |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN201210417051.5A CN103779088A (en) | 2012-10-26 | 2012-10-26 | Polymer electrolyte, method for preparing same, super capacitor and application thereof |
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| CN103779088A true CN103779088A (en) | 2014-05-07 |
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ID=50571226
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051231A (en) * | 2017-06-09 | 2017-08-18 | 天津工业大学 | The preparation method of polyvinyl chloride homogeneous perforated membrane |
| CN107369848A (en) * | 2017-07-14 | 2017-11-21 | 北京化工大学 | A kind of composite electrolyte of sandwich structure and preparation method thereof |
| CN109461597A (en) * | 2018-11-13 | 2019-03-12 | 东莞东阳光科研发有限公司 | A kind of preparation method of flexible super capacitor and its electrode, diaphragm |
-
2012
- 2012-10-26 CN CN201210417051.5A patent/CN103779088A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051231A (en) * | 2017-06-09 | 2017-08-18 | 天津工业大学 | The preparation method of polyvinyl chloride homogeneous perforated membrane |
| CN107369848A (en) * | 2017-07-14 | 2017-11-21 | 北京化工大学 | A kind of composite electrolyte of sandwich structure and preparation method thereof |
| CN109461597A (en) * | 2018-11-13 | 2019-03-12 | 东莞东阳光科研发有限公司 | A kind of preparation method of flexible super capacitor and its electrode, diaphragm |
| CN109461597B (en) * | 2018-11-13 | 2020-09-11 | 东莞东阳光科研发有限公司 | Flexible supercapacitor and preparation method of electrode and diaphragm thereof |
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Application publication date: 20140507 |