CN211786514U - Elastic electrochromic module with stretching function - Google Patents
Elastic electrochromic module with stretching function Download PDFInfo
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- CN211786514U CN211786514U CN201921849662.0U CN201921849662U CN211786514U CN 211786514 U CN211786514 U CN 211786514U CN 201921849662 U CN201921849662 U CN 201921849662U CN 211786514 U CN211786514 U CN 211786514U
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Abstract
The utility model discloses an elasticity electrochromic module that possesses function of can stretching, it is the problem that current electrochromic device does not have elasticity function of can stretching to solve. The utility model discloses a first elasticity base member layer and second elasticity base member layer, first elasticity base member layer and second elasticity base member layer are located the top respectively and the bottom, are provided with ion storage electrode between first elasticity base member layer and the second elasticity base member layer and deposit layer, electrolyte layer and the electrode layer that discolours, and the electrolyte layer is located the intermediate position, and the ion storage electrode layer is located between electrolyte layer and the first elasticity base member layer, and the electrode layer that discolours is located between electrolyte layer and the second elasticity base member layer. The product has reasonable design and stretching function, expands the application prospect and application field of the electrochromic device, and is very important in the fields of intelligent wearing, even military camouflage and the like; the color-changing electrode layer in the product can be flexibly turned according to the requirement, and the color-changing electrode layer has the advantages of selectivity and wide application range.
Description
Technical Field
The utility model relates to an electronic material field specifically is an elasticity electrochromic module that possesses function of stretching.
Background
Electrochromic is a part of the field of photoelectric technology, is receiving more and more attention and research at present, and part of research results have been widely applied, such as automobile anti-dazzle rearview mirrors, intelligent windows and the like. The electrochromic material has variable visible light absorption characteristics, so that the electrochromic material has wide application prospects in the civil market, and has very large research value and application space in the military intelligent camouflage field, thereby having very important significance for the research of the electrochromic material and the technology.
Currently, research on the electrochromic field is mainly divided into two aspects, namely materials and devices, most of research is mainly focused on the research and development and characterization of new electrochromic materials, and relatively little research on electrochromic devices is carried out. Electrochromic device mainly appears in two kinds of forms of flexibility or rigidity now, still is not enough to satisfy the demand in the aspect of wearing to intelligence, human sensing etc, and the elastic stretchable electrochromic module can realize, and few reports to the elastic electrochromic device, therefore research and design have an elastic stretchable electrochromic device has very high using value.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide an elasticity electrochromic module that possesses function of can stretching to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the utility model provides an elasticity electrochromic module that possesses function of can stretching, includes first elasticity base member layer and second elasticity base member layer, first elasticity base member layer and second elasticity base member layer are located the top and the bottom respectively, are provided with ion storage electrode layer, electrolyte layer and discolour electrode layer between first elasticity base member layer and the second elasticity base member layer, and the electrolyte layer is located the intermediate position, and the ion storage electrode layer is located between electrolyte layer and the first elasticity base member layer, and discolour electrode layer is located between electrolyte layer and the second elasticity base member layer, and the preparation method is as follows: ultrasonically mixing a nano metal wire, an electrochromic material, a resin bonding material, a solvent and the like, coating the mixture on an elastic matrix film by a coating and printing process, and drying to prepare a color-changing electrode layer film or an ion storage layer film with elasticity and a conductive function; and coating the gel electrolyte on the color-changing electrode layer film, and then attaching the ion storage layer film to the surface of the gel electrolyte to assemble a finished product.
As a further scheme of the embodiment of the utility model: the color-changing electrode layer and the ion storage electrode layer are both made of elastic conductive materials, so that the whole tensile property is better.
As a further scheme of the embodiment of the utility model: the thickness of the first elastic matrix layer and the second elastic matrix layer is 10-1000 μm.
As a further scheme of the embodiment of the utility model: the first elastic matrix layer and the second elastic matrix layer are made of any one of a polyurethane film, a rubber film, an organic silicon resin film and a polyethylene film.
As a further scheme of the embodiment of the utility model: the color-changing electrode layer and the ion storage electrode layer are respectively prepared by mixing one or more of polythiophene and derivatives thereof, polyaniline and derivatives thereof, polypyrrole and derivatives thereof and nano metal wire materials.
As a further scheme of the embodiment of the utility model: the thickness of the color-changing electrode layer is 300-800 nm.
As a further scheme of the embodiment of the utility model: the thickness of the ion storage electrode layer is 100-300 nm.
As a further scheme of the embodiment of the utility model: the thickness of the electrolyte layer is 1-100 μm, and the basic composition of the electrolyte layer is composed of a plurality of materials among plasticizers, polyethers, lithium salts, acrylic resins, epoxy resins, phenolic resins, and the like.
Compared with the prior art, the utility model discloses the beneficial effect of embodiment is:
the product has reasonable design and stretching function, expands the application prospect and application field of the electrochromic device, and is very important in the fields of intelligent wearing, even military camouflage and the like;
the color-changing electrode layer in the product can be flexibly turned according to the requirement, and the color-changing electrode layer has the advantages of selectivity and wide application range.
Drawings
Fig. 1 is a schematic structural diagram of an elastic electrochromic module with a stretching function.
Wherein: 1-a first elastic matrix layer, 2-an ion storage electrode layer, 3-an electrolyte layer, 4-a color-changing electrode layer, and 5-a second elastic matrix layer.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1
A preparation method of an elastic electrochromic module with a stretchable function comprises the following specific steps:
the first step is as follows: dispersing a mixture prepared from 40nm nano metal wires and polythiophene derivatives in butyl acetate to prepare a 50mg/mL solution, adding certain PVB, wherein the mass ratio of the PVB to the nano silver wires to the color-changing polymer is 1:1:1, performing ultrasonic treatment to uniformly disperse the solution, coating the solution on an elastic polyurethane substrate with the thickness of 1000 mu m by using small coating equipment, and drying to obtain an elastic color-changing electrode layer 4, wherein the thickness of the color-changing electrode layer 4 is 600-800 nm.
The second step is that: uniformly mixing lithium perchlorate, propylene carbonate, polyether and propylene carbonate according to the mass ratio of 6:1:2:1, coating the mixture on the color-changing electrode layer 4 by using a coating mode to obtain an electrolyte layer 3, and drying.
The third step: and (3) coating the mixed solution of the polypyrrole material and the nano metal wire of the ion storage electrode layer 2 on a 500-micrometer elastic polyurethane substrate by using coating equipment to prepare the elastic ion storage electrode layer 2 with the thickness of 200-300 nm.
The fourth step: and (3) attaching the ion storage electrode layer 2 in the third step and the electrolyte layer 3 prepared in the second step, and pressing properly to obtain a finished product.
Example 2
A preparation method of an elastic electrochromic module with a stretchable function comprises the following specific steps:
the first step is as follows: dispersing and dissolving a mixture of the nano metal wires and the polyaniline derivatives in toluene to prepare a solution of 50mg/mL, adding certain PVB, wherein the mass ratio of the PVB to the nano silver wires to the color-changing polymer is 1:2:2, and performing ultrasonic treatment to uniformly disperse the PVB and the color-changing polymer. Coating the elastic polyethylene film with the thickness of 150 mu m on a small coating device, and drying to obtain the elastic color-changing electrode layer 4, wherein the thickness of the color-changing electrode layer 4 is 500-600 nm.
The second step is that: uniformly mixing lithium perchlorate, propylene carbonate, polyether and propylene carbonate according to the mass ratio of 6:1:2:1, coating the mixture on the color-changing electrode layer 4 by using a coating mode to obtain an electrolyte layer 3, and drying.
The third step: and (3) coating the polythiophene and nano metal wire solution serving as the material of the ion storage electrode layer 2 on elastic polyurethane with the thickness of 1000 microns by using coating equipment to prepare the elastic ion storage electrode layer 2 with the thickness of 100-200 nm.
The fourth step: and (3) attaching the ion storage electrode layer 2 in the third step and the electrolyte layer 3 prepared in the second step, and pressing properly to obtain a finished product.
Example 3
A preparation method of an elastic electrochromic module with a stretchable function comprises the following specific steps:
the first step is as follows: dissolving a color-changing polymer prepared from the nano metal wire and the polyaniline derivative in N-methyl pyrrolidone to prepare a solution of 30mg/mL, adding certain PVB, and performing ultrasonic treatment on the PVB, the nano metal wire and the color-changing polymer in a mass ratio of 1:1:2 to uniformly disperse the PVB. Coating the elastic organic silicon thin film with the thickness of 500 mu m on a small coating device, and drying to obtain the elastic color-changing electrode layer 4, wherein the thickness of the color-changing electrode layer 4 is 300-500 nm.
The second step is that: uniformly mixing lithium perchlorate, propylene carbonate, polyether and propylene carbonate according to the mass ratio of 6:1:2:1, coating the mixture on the color-changing electrode layer 4 by using a coating mode to obtain an electrolyte layer 3, and drying.
The third step: PSS solution which is the material PEDOT of the ion storage electrode layer 2 is coated on elastic polyurethane with the thickness of 300 mu m by coating equipment to prepare the elastic ion storage electrode layer 2 with the thickness of 100-200 nm.
The fourth step: and (3) attaching the ion storage electrode layer 2 obtained in the third step with the electrolyte layer 3 prepared in the second step, and pressing the electrode layer properly to obtain a finished product.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an elasticity electrochromic module that possesses function of can stretching, includes first elasticity base member layer (1) and second elasticity base member layer (5), first elasticity base member layer (1) and second elasticity base member layer (5) are located topmost and bottommost end respectively, its characterized in that, be provided with ion storage electrode layer (2), electrolyte layer (3) and discolour electrode layer (4) between first elasticity base member layer (1) and second elasticity base member layer (5), electrolyte layer (3) are located the intermediate position, ion storage electrode layer (2) are located between electrolyte layer (3) and first elasticity base member layer (1), discolour electrode layer (4) are located between electrolyte layer (3) and second elasticity base member layer (5).
2. A stretchable elastomeric electrochromic module according to claim 1, wherein the color-changing electrode layer (4) and the ion storage electrode layer (2) are made of an elastomeric conductive material.
3. A stretchable functional elastomeric electrochromic module according to claim 1, characterized in that the thickness of the first and second elastomeric matrix layers (1, 5) are each 10-1000 μ ι η.
4. A stretchable elastic electrochromic module according to claim 1 or 3, wherein the first elastic substrate layer (1) and the second elastic substrate layer (5) are each made of any one of an elastic polyurethane film, an elastic rubber film, an elastic silicone resin film, and an elastic polyethylene film.
5. The stretchable flexible electrochromic module according to claim 1, wherein the thickness of the ion storage electrode layer (2) is 100-600 nm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220066275A1 (en) * | 2020-09-01 | 2022-03-03 | Skc Co., Ltd. | Electrochromic device |
| CN114234790A (en) * | 2021-12-09 | 2022-03-25 | 上海应用技术大学 | Self-powered flexible wearable device for real-time monitoring |
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2019
- 2019-10-31 CN CN201921849662.0U patent/CN211786514U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220066275A1 (en) * | 2020-09-01 | 2022-03-03 | Skc Co., Ltd. | Electrochromic device |
| US11934079B2 (en) * | 2020-09-01 | 2024-03-19 | Skc Co., Ltd. | Electrochromic device |
| CN114234790A (en) * | 2021-12-09 | 2022-03-25 | 上海应用技术大学 | Self-powered flexible wearable device for real-time monitoring |
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