CN104714348A - Wearable intelligent electrochromic device - Google Patents
Wearable intelligent electrochromic device Download PDFInfo
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- CN104714348A CN104714348A CN201510119266.2A CN201510119266A CN104714348A CN 104714348 A CN104714348 A CN 104714348A CN 201510119266 A CN201510119266 A CN 201510119266A CN 104714348 A CN104714348 A CN 104714348A
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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
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Abstract
The invention relates to a wearable intelligent electrochromic device. The wearable intelligent electrochromic device is based on an extensible substrate, the extensible substrate is coated with a carbon conducting layer and a PANI electrochromic layer sequentially, and the wearable intelligent electrochromic device can give consideration to electrochromic performance, energy-storage capacity and a wearable function by selecting manufacturing methods and controlling manufacturing conditions. The wearable intelligent electrochromic device senses energy storage change degree through PANI and expresses the energy storage change degree in a color change mode. The wearable intelligent electrochromic device has the advantages of being safe, effective and capable of saving energy and protecting environment and can be widely applied to multiple fields.
Description
Technical field
The invention belongs to intelligent color-changing device arts, be specifically related to a kind of wearable intelligent color-changing device and preparation method thereof.
Background technology
As a brand-new direction of modern electronic product, smart electronics product has spread to the various aspects in life, as smart mobile phone, Intelligent bracelet, intelligent glasses etc.The use of these smart electronics products, relies on its energy storage device invariably.Can say, energy storage device is only the key realizing intelligent product.Therefore, the rise of smart electronics product, the interest of people to its energy storage device of research of having restriked.Make to change outward appearance according to its charged state as this energy storage device of ultracapacitor, meet intelligentized concept.If ultracapacitor can the intensity of variation that stores of sensing energy, and predictable with one, obvious mode is expressed, and we just can judge rapidly before an equipment quits work, thus made work and life become more efficient.
When electrochromic material generation redox reaction, its color can reversibly change.As the representative of electrochromic material, conductive polymer polyanaline (PANI) has rich color, fast response time, the color change feature such as obvious and by quantity research and widespread use greatly because of it.Because electrochromic device and ultracapacitor all also all have sandwich structure based on electrochemical reaction, therefore, the multi-functional electrochromism ultracapacitor (i.e. energy storage electrochromic device) incorporating electrochromic property and energy storage capability provides an effective solution route for realizing coloury intelligent electronic device.In addition, this energy storage electrochromic device can realize the conversion of the energy, storage and Appropriate application because of it simultaneously and have very high researching value.
Along with the continuous progress of science and technology, people have had wearable demand to smart electronics product gradually.Wearable product requirement material has certain physical strength, can be stretched, distortion, fold, wrinkles, and not have performance degradation.These products can adapt to complicated non-planar surfaces, have the application that rigid mount does not have.
The present invention chooses telescopic transparent substrates, carbonaceous conductive layer and PANI electrochromic layer is covered successively thereon, by the selection of preparation method and the control of preparation condition, makes it take into account electrochromic property, energy storage capability and wearable function.Its principle is: as the material with carbon element of conductive layer, not only can substitute the conventional conductive layer tin indium oxide (ITO) in electrochromic device, reduce costs, and can electric conductivity be strengthened, reduce electrochromic reaction voltage, accelerate response speed, reach the object of economize energy.Meanwhile, because material with carbon element and PANI all have outstanding capacitive property, make this device storage power when PANI is energized variable color, namely reach the effect of charging.When electrical appliance needs electric energy, it can be used as energy-storage travelling wave tube and powers to electrical appliance.Meanwhile, owing to having pale yellow, green, blue, that purple four kinds is different color during PANI variable color, make the intensity of variation that this energy storage electrochromic device can be stored by PANI sensing energy, and express with the form of color change.This design safety is effective, and energy-conserving and environment-protective are of many uses.
Summary of the invention
The object of this invention is to provide a kind of wearable intelligent color-changing device.Intelligent color-changing device of the present invention is based on telescopic substrate, carbonaceous conductive layer and PANI electrochromic layer is covered successively and obtains thereon.
The preparation method of intelligent color-changing device of the present invention comprises the following steps:
(1) preparation of scalable transparent substrates: pour in double dish by silicon rubber and hardening agent, takes out after degassed solidification, cuts into the shape of specific size, stretches as substrate;
(2) preparation of carbonaceous conductive layer: material with carbon element is dissolved in ultrasonic disperse after ethanol, obtains finely dispersed material with carbon element solution, then spraying or this solution of spin coating in substrate;
(3) preparation of PANI electrochromic layer: add Bronsted acid and aniline in deionized water, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum, as to electrode, uses chronoamperometry to carry out electro-deposition and obtains PANI film.
The concrete steps of step of the present invention (1) are: silicon rubber and hardening agent are poured in double dish with the mixing of the mass ratio of 5 ~ 15:1, degassed, and 10 ~ 70 DEG C of solidifications 0.5 ~ 3 hour, take out, cut into specific size, shape, stretch and make it extend 10% ~ 50%, as substrate.
The concrete steps of step of the present invention (2) are: be dissolved in by material with carbon element in ethanol, are mixed with the solution of 0.05 ~ 0.2mg/mL, ultrasonic disperse, obtain finely dispersed material with carbon element solution, and spray or this solution of spin coating in substrate.
The concrete steps of step of the present invention (3) are: adding concentration in deionized water is the Bronsted acid of 1mol/L ~ 4mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 10 DEG C ~ 45 DEG C, under 0.5V ~ 1.0V, deposit 30s ~ 300s, obtains PANI film.
The double dish thickness used in step of the present invention (1) is 0.1mm ~ 10mm.
Silicon rubber of the present invention is dimethione.
Material with carbon element of the present invention is carbon nano-tube.
The present invention, by the selection of substrate, conductive layer and electrochromic material and design, realizes it to the storage of energy and expression.Its principle, after being energized by device, it is applied to the voltage of 0V ~ 0.8V, and device color is according to light yellow-green color-blue-purple change.Now, there is following metachromasia:
Due to the capacitive property of material with carbon element and PANI, positive voltage is applied to device and is namely equivalent to the charging process of capacitor, and under different voltage, there is different colors, the two acting in conjunction due to PANI, make this device both have electrochromic property, there is again the storage to electric charge and ability to express.When needs electricity consumption, this device as power supply, can provide energy to electrical appliance, now, also can judge dump energy according to the color of PANI.This design safety is effective, energy-conserving and environment-protective, long service life.
Beneficial effect of the present invention is: this device both can be used as energy storage device and powered to electrical appliance, the intensity of variation that can be stored by PANI sensing energy again, and expresses with the form of color change.And due to the mechanical property that it is outstanding, can be used for intelligence and dress electronic product.This design safety is effective, and energy-conserving and environment-protective are of many uses.Other features and advantages of the present invention will be set forth in the following description, and, becoming apparent from instructions of part, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write instructions, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Accompanying drawing only for illustrating the object of specific embodiment, and does not think limitation of the present invention, and in whole accompanying drawing, identical reference symbol represents identical parts.
Fig. 1: device preparation flow figure;
Fig. 2: the variable color schematic diagram of device.
Embodiment
Specifically describe the preferred embodiments of the present invention below in conjunction with accompanying drawing, wherein, accompanying drawing forms the application's part, and together with embodiments of the present invention for explaining principle of the present invention.
Embodiment 1
It is follow these steps to implement that collapsible base, carbonaceous conductive layer and PANI electrochromic layer prepare wearable intelligent color-changing device:
(1) dimethione and hardening agent pour (thickness is for 0.1mm) in double dish into the mixing of the mass ratio of 5:1, degassed, and 10 DEG C of solidifications 0.5 hour, take out, cut into specific size, shape, stretch and make it extend 10%, as substrate.
(2) get 5mg carbon nano-tube, be dissolved in 100mL absolute ethyl alcohol, be at room temperature placed in ultrasonic cleaner and disperse 1h, obtain the finely dispersed carbon nano-tube solution of high concentration, be configured to the carbon nano-tube solution that concentration is 0.05mg/mL.With spin coating instrument this solution of spin coating in substrate, after spreading agent nature volatile dry, then carry out second time spin coating, 3 times so repeatedly, obtain carbon nano-tube film.
(3) adding concentration is in deionized water the Bronsted acid of 1mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 10 DEG C, under 0.5V, deposit 30s, obtains PANI film.
Embodiment 2
It is follow these steps to implement that collapsible base, carbonaceous conductive layer and PANI electrochromic layer prepare wearable intelligent color-changing device:
(1) dimethione and hardening agent pour (thickness is for 1mm) in double dish into the mixing of the mass ratio of 10:1, degassed, and 40 DEG C of solidifications 1.5 hours, take out, cut into specific size, shape, stretch and make it extend 30%, as substrate.
(2) get 10mg carbon nano-tube, be dissolved in 100mL absolute ethyl alcohol, be at room temperature placed in ultrasonic cleaner and disperse 2h, obtain the finely dispersed carbon nano-tube solution of high concentration, be configured to the carbon nano-tube solution that concentration is 0.1mg/mL.With spin coating instrument this solution of spin coating in substrate, after spreading agent nature volatile dry, then carry out second time spin coating, 4 times so repeatedly, obtain carbon nano-tube film.
(3) adding concentration is in deionized water the Bronsted acid of 2mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 25 DEG C, under 0.7V, deposit 150s, obtains PANI film.
Embodiment 3
It is follow these steps to implement that collapsible base, carbonaceous conductive layer and PANI electrochromic layer prepare wearable intelligent color-changing device:
(1) dimethione and hardening agent pour (thickness is for 10mm) in double dish into the mixing of the mass ratio of 15:1, degassed, and 70 DEG C of solidifications 3 hours, take out, cut into specific size, shape, stretch and make it extend 50%, as substrate.
(2) get 20mg carbon nano-tube, be dissolved in 100mL absolute ethyl alcohol, be at room temperature placed in ultrasonic cleaner and disperse 3h, obtain the finely dispersed carbon nano-tube solution of high concentration, be configured to the carbon nano-tube solution that concentration is 0.2mg/mL.With spin coating instrument this solution of spin coating in substrate, after spreading agent nature volatile dry, then carry out second time spin coating, 5 times so repeatedly, obtain carbon nano-tube film.
(3) adding concentration is in deionized water the Bronsted acid of 4mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 45 DEG C, under 1.0V, deposit 300s, obtains PANI film.
Embodiment 4
Connect voltage control system and intelligent color-changing device, test.Open voltage control system switch, when voltage increases to 0.8V by 0V, owing to there is redox reaction in PANI, color is according to light yellow-green color-blue-purple change, and now, device charges; When it is powered to electrical appliance, device color is according to purple-Blue-Green-light yellow change, and now, device discharges.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (10)
1. a wearable intelligent color-changing device, is characterized in that, described intelligent color-changing device is based on telescopic substrate, carbonaceous conductive layer and PANI electrochromic layer is covered successively and obtains thereon.
2. intelligent color-changing device as claimed in claim 1, it is characterized in that, described intelligent color-changing device is prepared by following steps:
(1) preparation of scalable transparent substrates: pour in double dish by silicon rubber and hardening agent, takes out after degassed solidification, cuts into the shape of specific size, stretches as substrate;
(2) preparation of carbonaceous conductive layer: material with carbon element is dissolved in ultrasonic disperse after ethanol, obtains finely dispersed material with carbon element solution, then spraying or this solution of spin coating in substrate;
(3) preparation of PANI electrochromic layer: add Bronsted acid and aniline in deionized water, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum, as to electrode, uses chronoamperometry to carry out electro-deposition and obtains PANI film.
3. intelligent color-changing device as claimed in claim 2, it is characterized in that, the concrete steps of step (1) are: silicon rubber and hardening agent are poured in double dish with the mixing of the mass ratio of 5 ~ 15:1, degassed, and 10 ~ 70 DEG C of solidifications 0.5 ~ 3 hour, take out, cut into specific size, shape, stretching makes it extend 10% ~ 50%, as substrate.
4. intelligent color-changing device as claimed in claim 2, it is characterized in that, the concrete steps of step (2) are: be dissolved in by material with carbon element in ethanol, be mixed with the solution of 0.05 ~ 0.2mg/mL, ultrasonic disperse, obtain finely dispersed material with carbon element solution, and spray or this solution of spin coating in substrate.
5. intelligent color-changing device as claimed in claim 2, it is characterized in that, the concrete steps of step (3) are: adding concentration in deionized water is the Bronsted acid of 1mol/L ~ 4mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 10 DEG C ~ 45 DEG C, under 0.5V ~ 1.0V, deposit 30s ~ 300s, obtain PANI film.
6. the intelligent color-changing device as described in claim 2-5, it is characterized in that, described silicon rubber is dimethione, described material with carbon element is carbon nano-tube.
7. a preparation method for wearable intelligent color-changing device according to claim 1, it is characterized in that, the concrete operation step of described method is as follows:
(1) preparation of scalable transparent substrates: pour in double dish by silicon rubber and hardening agent, takes out after degassed solidification, cuts into the shape of specific size, stretches as substrate;
(2) preparation of carbonaceous conductive layer: material with carbon element is dissolved in ultrasonic disperse after ethanol, obtains finely dispersed material with carbon element solution, then spraying or this solution of spin coating in substrate;
(3) preparation of PANI electrochromic layer: add Bronsted acid and aniline in deionized water, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, Ag/AgCl is as contrast electrode, platinized platinum, as to electrode, uses chronoamperometry to carry out electro-deposition and obtains PANI film.
8. preparation method as claimed in claim 7, it is characterized in that, the concrete steps of step (1) are: silicon rubber and hardening agent are poured in double dish with the mixing of the mass ratio of 5 ~ 15:1, degassed, and 10 ~ 70 DEG C of solidifications 0.5 ~ 3 hour, take out, cut into specific size, shape, stretching makes it extend 10% ~ 50%, as substrate.
9. preparation method as claimed in claim 7, it is characterized in that, the concrete steps of step (2) are: the concrete steps of step (2) are: be dissolved in by material with carbon element in ethanol, be mixed with the solution of 0.05 ~ 0.2mg/mL, ultrasonic disperse, obtain finely dispersed material with carbon element solution, and spray or this solution of spin coating in substrate.
10. preparation method as claimed in claim 7, it is characterized in that, the concrete steps of step (3) are: adding concentration in deionized water is the Bronsted acid of 1mol/L ~ 4mol/L and the aniline of 1mol/L, the substrate being covered with carbonaceous conductive layer is vertically placed in solution as working electrode, and Ag/AgCl is as contrast electrode, and platinized platinum is as to electrode, chronoamperometry is used to carry out electro-deposition, depositing temperature is 10 DEG C ~ 45 DEG C, under 0.5V ~ 1.0V, deposit 30s ~ 300s, obtains PANI film.
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| CN201510119266.2A CN104714348B (en) | 2015-03-18 | 2015-03-18 | A kind of wearable intelligent color-changing device |
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| CN201510119266.2A CN104714348B (en) | 2015-03-18 | 2015-03-18 | A kind of wearable intelligent color-changing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694464A (en) * | 2016-04-22 | 2016-06-22 | 广东小天才科技有限公司 | Wearing equipment accessory capable of changing color and machining method thereof |
| CN109056036A (en) * | 2018-07-23 | 2018-12-21 | 北京工业大学 | The preparation method of carbon naotube-polyaniline electrochromism laminated film |
Citations (3)
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| US20120224247A1 (en) * | 2011-03-02 | 2012-09-06 | Sotzing Gregory A | Stretchable devices and methods of manufacture and use thereof |
| CN102978674A (en) * | 2012-11-19 | 2013-03-20 | 哈尔滨工业大学 | Preparation method of electrochromic film having photonic crystal structure |
| CN104114373A (en) * | 2011-12-20 | 2014-10-22 | 康涅狄格大学 | High resolution patterning on conductive fabric by inkjet printing and its application for real wearable displays |
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2015
- 2015-03-18 CN CN201510119266.2A patent/CN104714348B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120224247A1 (en) * | 2011-03-02 | 2012-09-06 | Sotzing Gregory A | Stretchable devices and methods of manufacture and use thereof |
| CN104114373A (en) * | 2011-12-20 | 2014-10-22 | 康涅狄格大学 | High resolution patterning on conductive fabric by inkjet printing and its application for real wearable displays |
| CN102978674A (en) * | 2012-11-19 | 2013-03-20 | 哈尔滨工业大学 | Preparation method of electrochromic film having photonic crystal structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694464A (en) * | 2016-04-22 | 2016-06-22 | 广东小天才科技有限公司 | Wearing equipment accessory capable of changing color and machining method thereof |
| CN109056036A (en) * | 2018-07-23 | 2018-12-21 | 北京工业大学 | The preparation method of carbon naotube-polyaniline electrochromism laminated film |
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