CN105511192A - High-stability and adjustable-light-transmittance environment monitoring window - Google Patents
High-stability and adjustable-light-transmittance environment monitoring window Download PDFInfo
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- CN105511192A CN105511192A CN201610071607.8A CN201610071607A CN105511192A CN 105511192 A CN105511192 A CN 105511192A CN 201610071607 A CN201610071607 A CN 201610071607A CN 105511192 A CN105511192 A CN 105511192A
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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
- G02F1/1514—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 characterised by the electrochromic material, e.g. by the electrodeposited material
- G02F1/1523—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 characterised by the electrochromic material, e.g. by the electrodeposited material comprising inorganic material
-
- 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
The invention discloses a high-stability and adjustable-light-transmittance environment monitoring window. An electrochromic device is arranged on the environment monitoring window; light transmittance adjustment of the environment monitoring window is achieved by adjusting the current of the electrochromic device according to the principle of electrochromism; continuous adjustment of the light transmittance can be achieved; and examination by a user is facilitated. A solid complementary structure is adopted by the electrochromic device; and electrochromic materials include a tungsten oxide material and a nickel oxide material, so that, through optimization of the structure and the preparation technology of the material, the sensitivity and the coloration efficiency of the device are improved, the discoloration rate and the fading rate are high, the light transmittance of the environment monitoring window in a colored state is greatly reduced, the adjusting range of the light transmittance is increased, and a continuous and fast adjustment function of the monitoring process is achieved; and the high-stability and adjustable-light-transmittance environment monitoring window is simple and convenient to use, and beneficial to industrial production.
Description
Technical field
The present invention relates to monitoring field, be specifically related to a kind of environmental monitoring window of high stable adjustable transparent rate.
Background technology
Environmental monitoring is the important foundation of environmental protection and management work, and along with the fast development of economy, increasing people starts the quality being concerned about residing environmental quality, requires the efficiency raising of environmental protection and management work, Quality advance, increasing transparency.Now by the application of informationization technology, change traditional environment monitoring means, new communication network technique is used to implement to monitor for a long time, continuously, effectively to pollution source and environmental quality, science accurately, monitor, manage comprehensively the environmental aspect of region within the jurisdiction efficiently, make the Environmental Management Work of environmental administration reach monitoring science, efficient administration, the frontier of enforcing law impartially.
In this context, simple data monitoring can not meet the demand of user completely, brings huge facility can to environmental monitoring field by data in conjunction with the new paragon of monitoring image.
Summary of the invention
The object of the invention is to avoid above-mentioned weak point of the prior art and the environmental monitoring window that a kind of high stable adjustable transparent rate is provided.
Object of the present invention is achieved through the following technical solutions:
The invention provides a kind of environmental monitoring window of high stable adjustable transparent rate, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 3nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.2wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 5nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 30V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
Compared to existing technology, the present invention has following beneficial effect:
1. configuration aspects: adopt complementary type electrochromic device structure, electrochromic material is respectively tungsten oxide and nickel oxide material, and at coloured state, light transmission rate reduces greatly, increases light range of adjustment; Nickel oxide film, simultaneously as ion storage and photochromic layer, simplifies device architecture;
2.WO
3electrochomeric films is that porous structure is combined with nano wire, significantly increases the specific surface area of this material, is conducive to reducing the painted response time, in addition, at WO
3the preparation of porous membrane surface has MnO
2horseradish peroxidase film, enhances the sensitivity of electrochromic device, and then greatly can reduce the reaction time of this environmental monitoring window;
3.NiO film be porous structure in conjunction with Au nano particle, Au nano particle plays catalytic action to the painted of NiO film, greatly improves its coloration efficiency, makes this environmental monitoring window reach the object of quick adjustment transmittance.
Accompanying drawing explanation
Utilize accompanying drawing to be described further invention, but the embodiment in accompanying drawing does not form any limitation of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is the structural representation of electrochromic device of the present invention.Wherein, 1-ITO substrate of glass, 2-WO
3porous membrane, 3-WO
3nano wire film, 4-solid electrolyte, 5-Au nano thin-film, 6-NiO porous membrane, 7-MnO
2horseradish peroxidase film.
Embodiment
Electrochromism phenomenon refers to that phenomenon that is stable, reversible change occurs the optical properties (absorptivity, transmitance, reflectivity etc.) of material under the effect of extra electric field, shows as the reversible change of color and transparency in appearance.Its essence is the course of reaction that a kind of chemistry is reversible.
Electrochromic material is a kind of novel energy-saving material, for energy-conserving and environment-protective provide a kind of new approach.It has application potential in fields such as low energy consumption display, Electronic Paper, intelligent windows, such as in smart window field, environmentally temperature, sunshine etc. situation, it can regulate the optical property of glass, plays the effect of saving indoor energy resource consumption.
Many materials being heated, illumination, under the effect such as extra electric field, its color can change, produce to cause look and resemble.Inorganic electrochromic material is based on transition metal oxide, and wherein tungstic acid is a kind of important cathode electrochromic material, has that coloration efficiency is high, the response time is short, cycle index advantages of higher.WO 3 film has amorphous state and crystalline state two type, the coloration efficiency of amorphous state WO 3 film is high, color conversion is fast, but it is loosely organized, poor chemical stability, crystalline state tungstic acid close structure, chemical stability is good, but its coloration efficiency and response time performance are not as amorphous state tungstic acid, but research finds that the electrochromic property of tungstic acid depends on its surface topography and crystal structure to a great extent.
Nickel oxide is a kind of typical anode electrochromic material.Nickel oxide due to its state of fading more transparent, coloured state has soft neutral color (grey), close to the sensitive band of human eye to light wave, and as anodic coloration material, can form complementary type electrochromic device with tungsten oxide etc.
The structure of electrochromic device is generally sandwich structure, mainly comprises: transparency conducting layer, electrochromic layer, ion conductive layer, ion storage and transparency conducting layer.The effect of transparency conducting layer be in electrochemical reaction for electrochromic material provides the conductor of electronics, generally use tin-doped indium oxide (ITO) film or fluorine doped tin oxide (FTO) film; Electrochromic layer is the core layer of device, mainly occurs with the form of electrochomeric films, comprises organic and inorganic electrochromic material; Ion conductor layer is dielectric substrate, the passage of conducting ion, electronics when providing electrochromic device normally to work; Ion storage is also known as to electrode layer, and Main Function stores and provide the ion needed for electrochromism, plays the effect of balancing charge.
The principle of work of electrochromic device is: between two transparency conducting layers, add certain voltage, under impressed voltage effect, electronics and ion inject electrochromic layer jointly, and make it that redox electrochemical reaction occur and painted, ion storage plays when electrochromic material generation redox reaction and stores corresponding gegenion, keep the effect of the charge balance of whole system, when applying reverse voltage, electronics and ion are extracted out and make it fade in painted electrochromic layer.
, the problem such as colouring rate low and cycle life short little for existing electrochromic device light range of adjustment, the present invention is based on tungsten trioxide nano material, simultaneously in conjunction with nickel oxide nano design of material complementary type electrochromic device.Using tungsten oxide nano film as anode electrochromic material, nickel oxide nano film is as cathode electrochromic material, and adulterate Au nano particle simultaneously, prepares porous structure.
A kind of environmental monitoring window of high stable adjustable transparent rate, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Illustrate that the invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of electrochromic device of the present invention.
Wherein, 1-ITO substrate of glass, 2-WO
3porous membrane, 3-WO
3nano wire film, 4-solid electrolyte, 5-Au nano thin-film, 6-NiO porous membrane, 7-MnO
2horseradish peroxidase film.
The invention will be further described with the following Examples.
Embodiment 1:
The environmental monitoring window of a kind of high stable adjustable transparent rate that embodiments of the invention provide, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 3nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.7wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 5nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 5h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 30V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
The electrochromic property test of device:
By two panels ito glass external wire, make respectively to be coated with WO
3the external test circuit positive pole of ito glass of film, NiO film, negative pole, adopt cyclic voltammetry, sweep speed is 30mV/s.When device institute making alive is from+3V to-3V, the color of device becomes opaque from transparent, and color increases with negative pressure and deepens; In state of fading, the transmitance of this device at 550nm place about 80%, in the transmitance about 11% of this device of coloured state, show good transmitance controllability, its variable color efficiency is 119cm
2c
-1; The painted response time of device is about 7s, and the response time of fading is about 8s; By device being carried out long chrono-amperometric test and by its peak point current of contrast, testing its cycle life, after obtaining this device cycle 3000 times, attenuation rate is 10%, good stability.
By test, sensitivity and the coloration efficiency of this environmental monitoring window are higher, variable color and fade rates fast, greatly reduce at coloured state light transmission rate, and increase transmittance volume range of adjustment, person easy to use regulates monitoring brightness etc., can play economize energy, object easy to use.
Embodiment 2:
The environmental monitoring window of a kind of high stable adjustable transparent rate that embodiments of the invention provide, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 4nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 930nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.3wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 7nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 450ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 30V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
The electrochromic property test of device:
By two panels ito glass external wire, make respectively to be coated with WO
3the external test circuit positive pole of ito glass of film, NiO film, negative pole, adopt cyclic voltammetry, sweep speed is 30mV/s.When device institute making alive is from+3V to-3V, the color of device becomes opaque from transparent, and color increases with negative pressure and deepens; In state of fading, the transmitance of this device at 550nm place about 80%, in the transmitance about 14% of this device of coloured state, show good transmitance controllability, its variable color efficiency is 115cm
2c
-1; The painted response time of device is about 9s, and the response time of fading is about 11s; By device being carried out long chrono-amperometric test and by its peak point current of contrast, testing its cycle life, after obtaining this device cycle 3000 times, attenuation rate is 11%, good stability.
By test, sensitivity and the coloration efficiency of this environmental monitoring window are higher, variable color and fade rates fast, greatly reduce at coloured state light transmission rate, and increase transmittance volume range of adjustment, person easy to use regulates monitoring brightness etc., can play economize energy, object easy to use.
Embodiment 3:
The environmental monitoring window of a kind of high stable adjustable transparent rate that embodiments of the invention provide, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 5nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.2wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 5nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 420 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.07mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 30V, and the time is 20min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
The electrochromic property test of device:
By two panels ito glass external wire, make respectively to be coated with WO
3the external test circuit positive pole of ito glass of film, NiO film, negative pole, adopt cyclic voltammetry, sweep speed is 30mV/s.When device institute making alive is from+3V to-3V, the color of device becomes opaque from transparent, and color increases with negative pressure and deepens; In state of fading, the transmitance of this device at 550nm place about 80%, in the transmitance about 10% of this device of coloured state, show good transmitance controllability, its variable color efficiency is 84cm
2c
-1; The painted response time of device is about 19s, and the response time of fading is about 21s; By device being carried out long chrono-amperometric test and by its peak point current of contrast, testing its cycle life, after obtaining this device cycle 3000 times, attenuation rate is 12%, good stability.
By test, sensitivity and the coloration efficiency of this environmental monitoring window are higher, variable color and fade rates fast, greatly reduce at coloured state light transmission rate, and increase transmittance volume range of adjustment, person easy to use regulates monitoring brightness etc., can play economize energy, object easy to use.
Embodiment 4:
The environmental monitoring window of a kind of high stable adjustable transparent rate that embodiments of the invention provide, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 6nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.2wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 5nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5.7g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 19min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 50V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
The electrochromic property test of device:
By two panels ito glass external wire, make respectively to be coated with WO
3the external test circuit positive pole of ito glass of film, NiO film, negative pole, adopt cyclic voltammetry, sweep speed is 30mV/s.When device institute making alive is from+3V to-3V, the color of device becomes opaque from transparent, and color increases with negative pressure and deepens; In state of fading, the transmitance of this device at 550nm place about 80%, in the transmitance about 29% of this device of coloured state, show good transmitance controllability, its variable color efficiency is 87cm
2c
-1; The painted response time of device is about 6s, and the response time of fading is about 11s; By device being carried out long chrono-amperometric test and by its peak point current of contrast, testing its cycle life, after obtaining this device cycle 3000 times, attenuation rate is 14%, good stability.
By test, sensitivity and the coloration efficiency of this environmental monitoring window are higher, variable color and fade rates fast, greatly reduce at coloured state light transmission rate, and increase transmittance volume range of adjustment, person easy to use regulates monitoring brightness etc., can play economize energy, object easy to use.
Embodiment 5:
The environmental monitoring window of a kind of high stable adjustable transparent rate that embodiments of the invention provide, this environmental monitoring window is provided with electrochromic device, by regulating the size of current of electrochromic device, the transmittance utilizing electrochromic principle to realize this environmental monitoring window regulates, and the continuous adjustment of transmittance can be realized, person easy to use checks, this electrochromic device adopts solid-state complementary type structure, electrochromic material is respectively tungsten oxide and nickel oxide material, by the optimization of structure and material preparation process, improve sensitivity and the coloration efficiency of device, variable color and fade rates fast, this environmental monitoring window is reduced greatly at coloured state light transmission rate, and increase the range of adjustment of transmittance, realize the continuous fast tunable function of monitor procedure, and use simple, convenient, be beneficial to suitability for industrialized production.
Described environmental monitoring window is provided with electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 7nm.
Preferably, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.2wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 7nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 20h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 38V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 4mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 30cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
The electrochromic property test of device:
By two panels ito glass external wire, make respectively to be coated with WO
3the external test circuit positive pole of ito glass of film, NiO film, negative pole, adopt cyclic voltammetry, sweep speed is 30mV/s.When device institute making alive is from+3V to-3V, the color of device becomes opaque from transparent, and color increases with negative pressure and deepens; In state of fading, the transmitance of this device at 550nm place about 80%, in the transmitance about 12% of this device of coloured state, show good transmitance controllability, its variable color efficiency is 116cm
2c
-1; The painted response time of device is about 16s, and the response time of fading is about 16s; By device being carried out long chrono-amperometric test and by its peak point current of contrast, testing its cycle life, after obtaining this device cycle 3000 times, attenuation rate is 19%, good stability.
By test, sensitivity and the coloration efficiency of this environmental monitoring window are higher, variable color and fade rates fast, greatly reduce at coloured state light transmission rate, and increase transmittance volume range of adjustment, person easy to use regulates monitoring brightness etc., can play economize energy, object easy to use.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (2)
1. an environmental monitoring window for high stable adjustable transparent rate, is characterized in that: described environmental monitoring window installs electrochromic device, is provided with the power module and control module of connecting with electrochromic device in addition; This power module provides the working power of electrochromic device; This control module passes through size of current in regulating circuit, to reach the object controlling electrochromic device transmittance; Described electrochromic device adopts solid-state complementary type electrochromic device structure, and electrochromic material is respectively tungsten oxide and nickel oxide material; Described electrochromic device through-thickness is made up of following film from top to bottom successively: ito glass substrate (1), WO
3porous membrane (2), MnO
2horseradish peroxidase film (7), WO
3nano wire film (3), solid electrolyte (4), Au nanoparticulate thin films (5), NiO porous membrane (6) and ito glass substrate (1); Described Au nanoparticulate thin films thickness is 3nm.
2. environmental monitoring window according to claim 1, is characterized in that, the preparation method of described electrochromic device is as follows:
Step one, prepares electrochromic layer WO
3nano thin-film: a) first, gets certain size ito glass substrate (1), through acetone, ethanol, deionized water ultrasonic cleaning, puts into magnetic control sputtering device, at base vacuum lower than 1.5 × 10
-3pa, sputtering current are under 1.8A condition, magnetron sputtering time 20min, obtain the W film of 900nm; B) then, to be coated with the ito glass of W film for anode, platinized platinum is negative electrode, in the NaF solution of 0.2wt.%, carry out anodized, and voltage is 50V, and the time is 30min, by washed with de-ionized water after anodized, obtains the W film with porous structure; C) make catalyzer at the Ni film of the ito glass surface magnetic control sputtering one deck 5nm through anodized, this ito glass is put into CVD tubular furnace, under argon gas and hydrogen effect, 400 DEG C of insulation 4h, growth WO
3nano wire film (3), porous W film is oxidized to WO simultaneously
3porous membrane (2);
Step 2, preparation MnO
2horseradish peroxidase film (7): by stratiform MnO
2be dispersed in the aqueous solution of Tetramethylammonium hydroxide, centrifugal after stirred at ambient temperature, the supernatant obtained is MnO
2nano-film sol; By isopyknic MnO
2after the horseradish peroxidase based sols of nano-film sol and HRP solution 5g/L fully mixes, with micro sample adding appliance by 10 μ LMnO
2nano-film sol and HRP mixed solution drip in WO
3porous membrane surface, namely at WO after drying
3porous membrane surface obtains MnO
2horseradish peroxidase film (7);
Step 3, preparation ion storage NiO porous membrane (6): a) in 500ml beaker by 0.16mol nickelous sulfate, 0.1mol lithium perchlorate, 0.03mol potassium persulfate is dissolved in 400ml deionized water, form dark green solution, getting certain size ito glass is substrate, ito glass back side adhesive tape seals, vertically put and stand in beaker, under the stirring of 300rpm, 40ml ammoniacal liquor (25 ~ 28%) is poured into, sedimentation time is 10min, clean with deionized water rinsing after taking-up, in 80 DEG C of baking ovens after drying, thermal treatment 2h under 200 DEG C of hydrogen shields, obtain NiO film, b) adopt the anodizing process NiO film in step one b, voltage is 30V, and the time is 25min, obtains NiO porous membrane (6), c) ito glass with porous structure NiO film is put into gold spraying instrument, spraying plating Au nanoparticulate thin films (5),
Step 4, prepare colloidal sol type solid electrolyte (4): under room temperature, first 0.2mol citric acid is dissolved in 100ml absolute ethyl alcohol, add 0.1mol ethyl orthosilicate again, then 5g lithium carbonate and the also fully dissolving of 8g urea is added, finally add 20g ethylene glycol to promote the carrying out of polyreaction, gained colourless transparent solution is heated to 60O DEG C of held for some time and obtains colloidal sol, the viscosity of colloidal sol increases with the prolongation of temperature retention time;
Step 5, assembling electrochromic device: will the ito glass of NiO film is coated with and be coated with WO
3the ito glass of film is staggered relatively, and centre insulator separates, and insulation thickness is about 1mm, edge epoxy sealing, stays an aperture to be used for injecting electrolytic solution; Then colloidal sol syringe viscosity being about 35cps is injected between two panels ito glass, makes colloidal sol be polymerized and solidify completely device, obtain solid-state complementary type electrochromic device at 80 DEG C of insulation 24h.
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| CN105928933A (en) * | 2016-04-21 | 2016-09-07 | 林业城 | Smell-seeing hydrogen generator |
| CN105953067A (en) * | 2016-04-21 | 2016-09-21 | 林业城 | Hydrogen cylinder with leak detection function |
| JP2021532416A (en) * | 2018-07-31 | 2021-11-25 | セイジ・エレクトロクロミクス，インコーポレイテッド | Electrochemical device and how to form it |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717109A (en) * | 2016-04-21 | 2016-06-29 | 林业城 | Hydrogen gas sensor based on gasochromic function |
| CN105928933A (en) * | 2016-04-21 | 2016-09-07 | 林业城 | Smell-seeing hydrogen generator |
| CN105953067A (en) * | 2016-04-21 | 2016-09-21 | 林业城 | Hydrogen cylinder with leak detection function |
| JP2021532416A (en) * | 2018-07-31 | 2021-11-25 | セイジ・エレクトロクロミクス，インコーポレイテッド | Electrochemical device and how to form it |
| US11906867B2 (en) | 2018-07-31 | 2024-02-20 | Sage Electrochromics, Inc. | Electrochemical devices and methods of forming same |
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