CN104391413B - A kind of electrochromic device - Google Patents
A kind of electrochromic device Download PDFInfo
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- CN104391413B CN104391413B CN201410720030.XA CN201410720030A CN104391413B CN 104391413 B CN104391413 B CN 104391413B CN 201410720030 A CN201410720030 A CN 201410720030A CN 104391413 B CN104391413 B CN 104391413B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/153—Constructional details
Abstract
A kind of electrochromic device that the present invention is provided, is related to display technology field, can prepare the small electrochromic device of regional transmitance difference so that the display effect of the electrochromic device is good.The electrochromic device includes the first substrate and the second substrate that are oppositely arranged, is arranged at the first transparency conducting layer on the inside of first substrate, is arranged at the second transparency conducting layer on the inside of second substrate, also includes:It is arranged at the organic/inorganic electrochromic film between first transparency conducting layer and the second transparency conducting layer, the organic/inorganic electrochromic film is by the webbed microballoon film of shape on first transparency conducting layer, and after the gap of the microballoon film forms inorganic electrochromic film, remove the microballoon film, and make the inorganic electrochromic film and organic electrochromic solution occur what is be made after polymerisation.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of electrochromic device.
Background technology
Electrochromic device (Electrochromic Device, ECD) refer in the presence of external electrical field, it is therein
The reversible change that electrochromic material occurs redox and produced to light transmission or reflection, show as color in appearance can
Inverse metachromatism.
Electrochromic material can be divided into inorganic electrochromic material and organic electrochromic material, inorganic electrochromic material
Material possesses that cyclical stability is high, adhesive force is strong and heat endurance is high, long service life the advantages of, and organic electrochromic material has
There are fast response time, color change abundant, easy processing, easy MOLECULE DESIGN and with low cost.Meanwhile, it is single inorganic or
Organic electrochromic material has its shortcoming, so organic-inorganic composite electrochromic material has been subjected to increasing pass
Note.
At present, by choosing appropriate different organic and inorganic material, using the cooperative effect on the properity of material
Carry out the more preferable electrochromic material of processability therefore cause research boom again.But, traditional Organic-inorganic composite electricity
There are the following problems to cause optically variable films:When electrochromic device size increases, as applied to the big chi such as French window or vehicle window
During very little field, its display homogeneity can become very poor, i.e., the different piece (upper and lower, left and right, in) of display device is in colour developing
Transmitance have larger difference, greatly affected the display effect of electrochromic device.
The content of the invention
Embodiments of the invention provide a kind of electrochromic device, can prepare the small electricity of regional transmitance difference
Mutagens color device so that the display effect of the electrochromic device is good.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that:
The present invention provides a kind of electrochromic device, including the first substrate and the second substrate being oppositely arranged, and is arranged at institute
The first transparency conducting layer on the inside of the first substrate is stated, the second transparency conducting layer on the inside of second substrate is arranged at, also included:
The organic and inorganic electrochomeric films between first transparency conducting layer and the second transparency conducting layer are arranged at,
The organic and inorganic electrochomeric films are by the webbed microballoon film of shape, Yi Ji on first transparency conducting layer
After the gap of the microballoon film forms inorganic electrochromic film, remove the microballoon film, and make the inorganic electrochromic film with
It is made after organic electrochromic solution generation polymerisation.
Electrochromic device also includes:
It is arranged at the dielectric substrate between the organic and inorganic electrochomeric films and the second transparency conducting layer.
Electrochromic device also includes:
It is arranged at the ion storage between the dielectric substrate and second transparency conducting layer.
The electrochromic device that embodiments of the invention are provided, electrochromic device include the first substrate for being oppositely arranged and
Second substrate, is arranged at the first transparency conducting layer on the inside of the first substrate, is arranged at the second electrically conducting transparent on the inside of the second substrate
Layer, also including the organic and inorganic electrochomeric films being arranged between the first transparency conducting layer and the second transparency conducting layer, its
In, organic and inorganic electrochomeric films are by the webbed microballoon film of shape on the first transparency conducting layer, and in microballoon film
Gap form inorganic electrochromic film after, remove microballoon film, and make inorganic electrochromic film and organic electrochromic solution send out
It is made after raw polymerisation.By the program, because the organic and inorganic electrochomeric films in electrochromic device are to pass through
The webbed microballoon film of shape on the first transparency conducting layer, and after the gap of microballoon film forms inorganic electrochromic film, go
Except microballoon film, and inorganic electrochromic film and organic electrochromic solution is made to occur what is be made after polymerisation, this is caused
Organic and inorganic two kinds of colour development materials mixing is homogeneous, so as to the electrochromic device being made, even if size increase is (such as
It is applied to the large scale such as French window or vehicle window field), the transmitance difference of each viewing area of electrochromic device is also very
Small, display effect is still good.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is electrochromic device structural representation of the invention;
Fig. 2 is the preparation method flow chart of electrochomeric films of the invention;
Fig. 3 is the preparation method flow chart of electrochromic device of the invention;
Fig. 4 is the electrochromic device structural representation one during the preparation method of electrochromic device of the invention;
Fig. 5 is the electrochromic device structural representation two during the preparation method of electrochromic device of the invention;
Fig. 6 is the electrochromic device structural representation three during the preparation method of electrochromic device of the invention;
Fig. 7 is the electrochromic device structural representation four during the preparation method of electrochromic device of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It should be noted that:Of the invention " on " D score " interior " " outward " is that the present invention will be described for refer to the attached drawing, no
As restriction term.
Electrochromic device provided in an embodiment of the present invention 1, as shown in figure 1, including the He of the first substrate 10 being oppositely arranged
Second substrate 11, is arranged at the first transparency conducting layer 12 of the inner side of the first substrate 10, is arranged at the second of the inner side of the second substrate 11
Transparency conducting layer 13, also includes:
It is arranged at the organic and inorganic electrochomeric films between the first transparency conducting layer 12 and the second transparency conducting layer 13
14, organic and inorganic electrochomeric films 14 are by the webbed microballoon film of shape on the first transparency conducting layer 12, and micro-
After the gap of ball film forms inorganic electrochromic film, microballoon film is removed, and make inorganic electrochromic film molten with organic electrochromic
It is made after liquid generation polymerisation.
Further, as shown in figure 1, electrochromic device 1 also includes:
The dielectric substrate 15 between the transparency conducting layer 13 of organic and inorganic electrochomeric films 14 and second is arranged at, is electrolysed
Matter layer 15 can be made up of special conductive material, for example, including solution or solid electrolytic that lithium perchlorate, perchloric acid are received etc.
Material, then, when electrochromic device 1 works, add between the first transparency conducting layer 12 and the second transparency conducting layer 13
Upper certain voltage, organic and inorganic electrochomeric films 14 can occur redox reaction, dielectric substrate 15 under voltage effect
Then for organic and inorganic electrochomeric films 14 occur the counterion needed for redox reaction is provided, for example, hydrogen ion, lithium
Ion, potassium ion, sodium ion etc..
Further, as shown in figure 1, electrochromic device 1 also includes:
It is arranged at the ion storage 16 between the transparency conducting layer 13 of dielectric substrate 15 and second, then, work as electrochromism
When device 1 works, certain voltage, organic and inorganic are added between the first transparency conducting layer 12 and the second transparency conducting layer 13
Electrochomeric films 14 can occur redox reaction under voltage effect, and color changes, and ion storage 16 is then having
Machine-inorganic electrochromic film 14 occurs to play storage corresponding counter ion during redox reaction, keeps whole system electric charge
The effect of balance.
Here, it is necessary to be introduced to organic and inorganic electrochomeric films 14:
" electrochromism " refers to the optical properties (reflectivity, transmitance, absorptivity etc.) of material in the effect of extra electric field
It is lower that stabilization, the phenomenon of reversible color change occur, the reversible change of color and transparency is shown as in appearance.
Material with electrochromic property is referred to as electrochromic material, and electrochromic material can be divided into inorganic electroluminescence change
Color material and organic electrochromic material, the organic and inorganic electrochomeric films 14 of the embodiment of the present invention are by making inorganic change
The inorganic electrochromic film that color material is formed occurs what polymerisation was formed with organic electrochromic solution.Wherein, it is organic
Electrochromic material is primarily referred to as a part and possesses conductive capability polymeric material.
The device referred to as electrochromic device made with electrochromic material, the electrochromism being employed extensively at present
Device includes:Non-glare rearview mirror of automobile, display device, smart windows etc..
You need to add is that, electrochromic material has bistable performance, the electroluminescent change made with electrochromic material
Color display device does not need backlight not only, and after display still image, as long as display content does not change, would not power consumption,
Reach the purpose of energy-conservation, electrochromic display device (ECD) also has the advantages that to ignore blind angle, contrast high compared with other displays.
The electrochromic device that embodiments of the invention are provided, including the first substrate and the second substrate being oppositely arranged, if
The first transparency conducting layer being placed on the inside of the first substrate, is arranged at the second transparency conducting layer on the inside of the second substrate, also including setting
The organic and inorganic electrochomeric films being placed between the first transparency conducting layer and the second transparency conducting layer, wherein, organic and inorganic
Electrochomeric films be by the webbed microballoon film of shape on the first transparency conducting layer, and microballoon film gap formed nothing
After machine electrochromic film, microballoon film is removed, and after making inorganic electrochromic film and organic electrochromic solution that polymerisation occurs
It is made.By the program, because the organic and inorganic electrochomeric films in electrochromic device transparent are led by first
The webbed microballoon film of shape in electric layer, and after the gap of microballoon film forms inorganic electrochromic film, microballoon film is removed, and make
Inorganic electrochromic film and organic electrochromic solution occur what is be made after polymerisation, and it is organic and inorganic that this causes to be used
The mixing of two kinds of colour development materials is homogeneous, so as to the electrochromic device being made, even if size increase (as applied to French window,
Or the large scale field such as vehicle window), the transmitance difference of each viewing area of electrochromic device also very little, display effect according to
It is so good.
The preparation method of electrochomeric films provided in an embodiment of the present invention, as shown in Fig. 2 including:
S101, offer substrate.
S102, the webbed microballoon film of shape on substrate.
Wherein, the material of microballoon is polymethyl methacrylate in microballoon film.
Exemplary, the preparation method for forming the microballoon emulsion used by microballoon film includes:
Stabilizer is added in the mixed solvent of absolute ethyl alcohol and deionized water, and is stirred to fully dissolving, wherein, stabilization
Agent can be polyvinylpyrrolidone (PVP);
Initiator and methyl methacrylate are added in mixed solvent, wherein, initiator can be peroxidating (two) benzene
Formyl (BPO) or azobisisobutyronitrile (AIBN) or potassium peroxydisulfate (KPS);
Mixed solvent is warming up to 60 DEG C under the protection of nitrogen after pre-dispersed 30 minutes, reaction is made microballoon after 24 hours
Emulsion.
It is exemplary, it is specially the step of shape webbed microballoon film on substrate:
Microballoon emulsion is smeared on substrate using spin-coating method, is placed in being dried in 50 DEG C of baking oven, formed with substrate
Netted microballoon film.
S103, the gap formation inorganic electrochromic film in microballoon film.
Wherein, the material of inorganic electrochromic film is tungstic acid.
Exemplary, the preparation method for forming the tungstic acid colloidal sol used by inorganic electrochromic film includes:
It is 4.2 × 10 to add deionized water to be made concentration in sodium tungstate-3The sodium tungstate solution of mol/L;
Dropwise addition concentrated hydrochloric acid without White Flocculus to generating in sodium tungstate solution;
The pH value of concentrated sulfuric acid adjustment sodium tungstate solution is added dropwise in the sodium tungstate solution in the range of 1-3;
Absolute ethyl alcohol, acetone, acetylacetone,2,4-pentanedione are sequentially added dropwise in sodium tungstate solution;
Stirring sodium tungstate solution 4 hours, to form tungstic acid colloidal sol, wherein, it is unglazed to make tungstic acid colloidal sol
According to what is carried out under conditions of, 20 DEG C -30 DEG C of temperature.
Exemplary, it is specially the step of the gap of microballoon film forms inorganic electrochromic film:
Under vacuo, by microballoon film immerse tungstic acid colloidal sol, and 90 DEG C baking oven be heat-treated 5 hours, with microballoon
The gap of film forms inorganic electrochromic film.
S104, with solvent remove microballoon film.
It is exemplary, it is specially the step of remove microballoon film with solvent:With acetone or carbon tetrachloride solvent dissolving microballoon film.
S105, make inorganic electrochromic film and organic electrochromic solution that polymerisation occurs being formed with substrate
Machine-inorganic electrochromic film.
Exemplary, inorganic electrochromic film is immersed in silane coupler solution and is dried after at least 10 minutes;
At room temperature, inorganic electrochromic film is immersed in chromium solution and is taken out after 5 minutes, wherein, chromium solution is logical
Cross and pyrroles is mixed into gained with absolute ethyl alcohol, the mass percent of pyrroles is 40%;
Inorganic electrochromic film is immersed carries out polymerisation taking-up after 20 minutes in liquor ferri trichloridi, and uses deionization
Water and washes of absolute alcohol, so that into organic and inorganic electrochomeric films, wherein, liquor ferri trichloridi is by by tri-chlorination
Iron mixes with deionized water, and after adding dopant, adds made by concentrated hydrochloric acid hydrolysis, and the mass percent of ferric trichloride is
30%.
The preparation method of the electrochomeric films that embodiments of the invention are provided, including substrate is provided, formed on substrate
Netted microballoon film, inorganic electrochromic film is formed in the gap of microballoon film, and microballoon film is removed with solvent, makes inorganic electrochromic
There is polymerisation to be made organic-inorganic electrochromic film on substrate in film with organic electrochromic solution.By the party
Case, because organic and inorganic electrochomeric films are by the webbed microballoon film of shape on substrate, and in the gap of microballoon film
After forming inorganic electrochromic film, microballoon film is removed, and make inorganic electrochromic film be polymerized with organic electrochromic solution
It is made after reaction, this organic and inorganic two kinds of colour development material for causing to be used mixes homogeneous, so as to the electroluminescent change being made
Color device, even if size increase (as applied to the large scale such as French window or vehicle window field), each of electrochromic device shows
Show the transmitance difference in region also very little, display effect is still good.
The embodiment of the present invention also provides a kind of preparation method of electrochromic device, including provides the first substrate, described
The first transparency conducting layer is formed on first substrate, there is provided the second substrate being oppositely arranged with first substrate, described second
Substrate inner side forms the second transparency conducting layer, also includes:
The system of above-mentioned electrochomeric films is formed by between first transparency conducting layer and the second transparency conducting layer
Make the organic and inorganic electrochomeric films made by method.
Exemplary, as shown in figure 3, the preparation method of electrochromic device 1 includes:
S201, the first substrate of offer.
Wherein, the material of the first substrate can be glass or transparent substrate material.
S202, the first transparency conducting layer is formed on the first substrate.
As shown in figure 4, the first transparency conducting layer 12 is formed on the first substrate 10, wherein, the first transparency conducting layer 12 can
To be ITO (Indium Tin Oxides, nano indium tin metal oxide) glass, it has good electric conductivity and the transparency.
S203, the webbed microballoon film of shape on the first transparency conducting layer.
As shown in figure 5, on the first transparency conducting layer 12 the webbed microballoon film 17 of shape, wherein, microballoon in microballoon film 17
Material be polymethyl methacrylate (PMMA).
Here, it is necessary to introduce the preparation method to form the microballoon emulsion used by microballoon film, it is raw materials used including:Metering system
Sour methyl esters (MMA), azobisisobutyronitrile (AIBN), peroxidating (two) benzoyl (BPO), potassium peroxydisulfate (KPS), polyvinyl pyrrole
Alkanone (PVP), absolute ethyl alcohol and deionized water, its preparation method include:
Stabilizer is added in the mixed solvent of absolute ethyl alcohol and deionized water, and is stirred to fully dissolving, wherein, stabilization
Agent can be polyvinylpyrrolidone (PVP);
Initiator and methyl methacrylate are added in mixed solvent, wherein, initiator can be peroxidating (two) benzene
Formyl (BPO) or azobisisobutyronitrile (AIBN) or potassium peroxydisulfate (KPS);
Mixed solvent is warming up to 60 DEG C under the protection of nitrogen after pre-dispersed 30 minutes, reaction is made microballoon after 24 hours
Emulsion.
As shown in table 1, the amount of the raw material needed for exemplarily providing the poly (methyl methacrylate) micro-sphere for preparing 7-9 grams.
Table 1
Title | BPO | PVP | MMA | Ethanol | Water |
Grams/g | 0.05-0.2 | 0.5-2.0 | 10 | 60-100 | 5-40 |
Below, it is necessary to the method for introducing the webbed microballoon film 17 of shape on the first transparency conducting layer 12, step is specially:
Microballoon emulsion is smeared on the first transparency conducting layer 12 using spin-coating method, is placed in being dried in 50 DEG C of baking oven, with
The webbed microballoon film 17 of shape on the first transparency conducting layer 12.
S204, the gap formation inorganic electrochromic film in microballoon film.
As shown in fig. 6, because the microballoon in microballoon film 17 can cause that microballoon film 17 is presented netted, there is gap, so when
Forming inorganic electrochromic film 140 in the gap of microballoon film 17, wherein, the material of inorganic electrochromic film 140 is three oxidations
Tungsten.
Here, it is necessary first to introduce the preparation method for forming the tungstic acid colloidal sol used by inorganic electrochromic film 140, should
Method includes:
Under the stirring of magnetic stirring apparatus, a certain amount of sodium tungstate (Na is weighed2WO42H2O), added in sodium tungstate and gone
Ion water making into concentration be 4.2 × 10-3The sodium tungstate solution of mol/L;
Concentrated hydrochloric acid is added dropwise in sodium tungstate solution to being generated without White Flocculus, the composition of the White Flocculus is three
Tungsten oxide;
The pH value of concentrated sulfuric acid adjustment sodium tungstate solution is added dropwise in the sodium tungstate solution in the range of 1-3;
Absolute ethyl alcohol, acetone, acetylacetone,2,4-pentanedione are sequentially added dropwise in sodium tungstate solution;
Stirring sodium tungstate solution 4 hours, to form tungstic acid colloidal sol, wherein, it is unglazed to make tungstic acid colloidal sol
According to what is carried out under conditions of, 20 DEG C -30 DEG C of temperature.
Below, the method that inorganic electrochromic film is formed in the gap of microballoon film is introduced, step is specially:
Under vacuo, by microballoon film immerse tungstic acid colloidal sol, and 90 DEG C baking oven be heat-treated 5 hours, with microballoon
The gap of film forms inorganic electrochromic film.
S205, with solvent remove microballoon film.
After the gap of microballoon film is formed with inorganic electrochromic film, microballoon film is removed with solvent, exemplary, the present invention
Embodiment can be with acetone or carbon tetrachloride solvent dissolving microballoon film.
S206, make inorganic electrochromic film and organic electrochromic solution that polymerisation occurs to be made organic and inorganic electricity
Cause optically variable films.
As shown in fig. 7, forming organic-inorganic electrochromic film 14 on the first transparency conducting layer 12.
Exemplary, make inorganic electrochromic film that polymerisation occur to be made organic-nothing with organic electrochromic solution
The step of machine electrochomeric films 14, includes:
Inorganic electrochromic film is immersed in silane coupler solution and is dried after at least 10 minutes;
At room temperature, inorganic electrochromic film is immersed in chromium solution and is taken out after 5 minutes, wherein, chromium solution is logical
Cross and pyrroles is mixed into gained with absolute ethyl alcohol, the mass percent of pyrroles is 40%;
Inorganic electrochromic film is immersed carries out polymerisation taking-up after 20 minutes in liquor ferri trichloridi, and uses deionization
Water and washes of absolute alcohol, so that into organic and inorganic electrochomeric films, wherein, liquor ferri trichloridi is by by tri-chlorination
Iron mixes with deionized water, and after adding dopant, adds made by concentrated hydrochloric acid hydrolysis, and the mass percent of ferric trichloride is
30%.
S207, on organic and inorganic electrochomeric films form dielectric substrate.
Wherein, dielectric substrate can be made up of special conductive material, for example, include lithium perchlorate, perchloric acid receiving
Solution or solid electrolyte material, then, when electrochromic device works, lead the first transparency conducting layer is transparent with second
Certain voltage is added between electric layer, organic and inorganic electrochomeric films can occur redox reaction under voltage effect, electricity
Solution matter layer is then for organic and inorganic electrochomeric films occur the counterion needed for redox reaction is provided, such as hydrogen ion, lithium
Ion, potassium ion, sodium ion etc..
S208, ion storage is formed on the electrolyte layer.
Wherein, when electrochromic device works, one is added between the first transparency conducting layer and the second transparency conducting layer
Fixed voltage, organic and inorganic electrochomeric films can occur redox reaction under voltage effect, and color changes, from
Sub- accumulation layer then plays the corresponding counter ion of storage when organic and inorganic electrochomeric films occur redox reaction, keeps
The effect of whole system charge balance.
Dielectric substrate is formed on organic and inorganic electrochomeric films, and on the electrolyte layer after formation ion storage,
So far, it has been prepared from electrochromic device 1 as shown in Figure 1.
Exemplary, as shown in table 2, table 2 have recorded conventional electrochromic de and the embodiment of the present invention that experiment is measured
The value of transmitance of the different piece (upper and lower, left and right, in) of the electrochromic device for being provided in colour developing, and have transmission
The value of the 3sigma that rate is calculated:
Table 2
From the data of table 2, made by the method for preparing electrochromic device that the embodiment of the present invention is proposed and
Into electrochromic device 1, for traditional electrochromic device, the different piece of electrochromic device (it is upper and lower,
It is left and right, in) transmitance difference very little in colour developing, existed by the different piece (upper and lower, left and right, in) of electrochromic device
The value of the 3sigma that transmitance during colour developing is calculated also very little, wherein, 3sigma is 3 times of standard deviations, generally number of passes
According to standard deviation, standard deviation refers to the square root of the average of true error quadratic sum, as under certain condition weigh measurement essence
A kind of numerical indication of degree.
The preparation method of the electrochromic device that embodiments of the invention are provided, including the first substrate is provided, in the first lining
The first transparency conducting layer is formed on bottom, there is provided the second substrate being oppositely arranged with the first substrate, is formed on the inside of the second substrate
Two transparency conducting layers, are additionally included in the webbed microballoon film of shape on the first transparency conducting layer, form inorganic in the gap of microballoon film
Electrochromic film, microballoon film is removed with solvent, make inorganic electrochromic film and organic electrochromic solution occur polymerisation with
It is made organic-inorganic electrochromic film.By the program, because the organic and inorganic electrochromism in electrochromic device is thin
Film be by the webbed microballoon film of shape on the first transparency conducting layer, and microballoon film gap formed inorganic electrochromic
After film, microballoon film being removed, and making inorganic electrochromic film and organic electrochromic solution occur what is be made after polymerisation, this makes
The organic and inorganic two kinds of colour development materials mixing for being used is obtained homogeneous, so as to the electrochromic device being made, even if size increases
Greatly (as applied to the large scale such as French window or vehicle window field), the transmitance of each viewing area of electrochromic device is poor
Different also very little, display effect is still good.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (3)
1. a kind of electrochromic device, including the first substrate and the second substrate being oppositely arranged, is arranged in first substrate
First transparency conducting layer of side, is arranged at the second transparency conducting layer on the inside of second substrate, it is characterised in that also include:
The organic and inorganic electrochomeric films between first transparency conducting layer and the second transparency conducting layer are arranged at, it is described
Organic and inorganic electrochomeric films are by the webbed microballoon film of shape on first transparency conducting layer, and described
After the gap of microballoon film forms inorganic electrochromic film, remove the microballoon film, and make the inorganic electrochromic film with it is organic
It is made after electrochromic solutions generation polymerisation.
2. electrochromic device according to claim 1, it is characterised in that also include:
It is arranged at the dielectric substrate between the organic and inorganic electrochomeric films and the second transparency conducting layer.
3. electrochromic device according to claim 2, it is characterised in that also include:
It is arranged at the ion storage between the dielectric substrate and second transparency conducting layer.
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CN201210322667.4A CN102830565B (en) | 2012-09-03 | 2012-09-03 | Electrochromic film, electrochromic device and production method thereof |
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CN106970497B (en) * | 2016-01-14 | 2021-03-09 | 天马微电子股份有限公司 | Light control element, light control device, and method for manufacturing light control element |
CN108169975B (en) * | 2017-12-14 | 2020-05-29 | 江苏晟泰高新材料有限公司 | Device integrating electrochromic and electric double-layer capacitor structure and laser processing method thereof |
CN112596273A (en) * | 2020-12-30 | 2021-04-02 | 华南理工大学 | Intelligent color-changing glasses with electroencephalogram emotion assessment and adjustment functions and control method |
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TW200521602A (en) * | 2003-12-31 | 2005-07-01 | Hon Hai Prec Ind Co Ltd | Electrochromic display device |
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