CN211170470U - Super hydrophilic glass assembly - Google Patents
Super hydrophilic glass assembly Download PDFInfo
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- CN211170470U CN211170470U CN201921376126.3U CN201921376126U CN211170470U CN 211170470 U CN211170470 U CN 211170470U CN 201921376126 U CN201921376126 U CN 201921376126U CN 211170470 U CN211170470 U CN 211170470U
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Abstract
The utility model provides a super-hydrophilic glass component, which comprises a glass substrate, a bonding layer and a super-hydrophilic layer in sequence; wherein the super-hydrophilic layer is a super-hydrophilic layer containing zirconium phosphate nano-sheets. The utility model provides a super hydrophilic glass subassembly is less than 5 with the contact angle of water droplet, is close to 0 even, has excellent hydrophilic characteristics, and the water droplet can form the water film on glass subassembly surface, and the water film can be moistened between the surface of spot and material, takes away the spot, realizes the automatically cleaning effect.
Description
Technical Field
The utility model belongs to the technical field of modified glass, a super hydrophilic glass subassembly is related to.
Background
In recent years, due to the characteristics of super-hydrophilicity, self-cleaning, antifogging and the like, super-hydrophilic glass is widely applied to building outer wall glass, automobile glass, antifogging glass of household bathrooms, displays of electronic products, daylighting panels of solar cells and the like. In order to improve the hydrophilic property of glass, various hydrophilic coatings are generally coated on the surface of the glass, and although the hydrophilic coatings have good hydrophilicity, the thin layer has poor adhesion to the glass and is easy to fall off from the surface of the glass.
CN105669051A discloses a preparation method of super-hydrophilic glass, which comprises the steps of preparing a solution containing 0.5-1.5 mol/L of ammonia water, placing a glass slide to be prepared in the solution, carrying out hydrothermal reaction at the temperature of 120 ℃ plus 150 ℃ for 1-3 hours, cooling, cleaning and drying the glass slide after the hydrothermal reaction is finished to obtain the super-hydrophilic glass, wherein the super-hydrophilic glass obtained in the patent has good light transmission but not good enough hydrophilicity and cannot achieve the self-cleaning effect.
Therefore, there is a need to develop a new hydrophilic glass component to meet the current application requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a super hydrophilic glass subassembly. The utility model provides an among the super hydrophilic glass subassembly, the cohesiveness of glass substrate and super hydrophilic layer is good, and the utility model provides a super hydrophilic glass subassembly surface is close to 0 with the contact angle of water droplet, consequently, the water film of formation can wet between spot and the material surface, and the water droplet flows through the material surface and takes away the spot, plays the effect of automatically cleaning.
In order to achieve the purpose of the utility model, the utility model adopts the following technical proposal:
the utility model provides a super-hydrophilic glass component, which comprises a glass substrate, a bonding layer and a super-hydrophilic layer in sequence;
wherein the super-hydrophilic layer is a hydrophilic layer containing zirconium phosphate nano-sheets.
The glass substrate and the super-hydrophilic layer are bonded and fixed through the bonding layer, so the utility model can solve the defect of poor bonding property between the super-hydrophilic layer and the glass substrate, and the super-hydrophilic layer stably exists; and simultaneously, the utility model provides a super hydrophilic coating is for containing the super hydrophilic coating of zirconium phosphate nanometer piece, and the zirconium phosphate nanometer piece has excellent hydrophilic performance, therefore, the utility model provides a glass subassembly is less than 5 with the apparent contact angle of water droplet, has antifog frost prevention's advantage when can playing the automatically cleaning.
Preferably, the bonding layer and the super-hydrophilic layer are at least one layer and are sequentially arranged on one side of the glass substrate at intervals.
Preferably, the super-hydrophilic layer is a zirconium phosphate nanosheet modified epoxy resin layer.
Zirconium phosphate nanometer piece modified epoxy can be the ageing resistance plastics that CN106916412A disclosed, can regard as the utility model discloses a super hydrophilic layer's preparation raw materials uses, obtains the super hydrophilic layer of this application through the coating.
Preferably, the surface contact angle of the superhydrophilic layer is less than 5 °, such as 4 °, 3 °, 2 °, 1 °, 0.5 °, and the like.
Preferably, the bonding layer is a two-dimensional nanomaterial-modified aqueous resin bonding layer.
In the present invention, the two-dimensional nanomaterial modified water-based resin bonding layer that can be obtained in any prior art can be applied to the present invention, for example, the epoxy resin coating disclosed in CN107828313A is obtained by coating the bonding layer.
Preferably, the glass substrate has a thickness of 0.1 to 10mm, such as 0.5mm, 1mm, 2mm, 4mm, 5mm, 8mm, and the like.
Preferably, the adhesive layer has a thickness of 0.01-5mm, such as 0.05mm, 0.1mm, 0.5mm, 1mm, 2mm, 3mm, 4mm, and the like.
Preferably, the thickness of the superhydrophilic layer is 0.001-10mm, such as 0.005mm, 0.01mm, 0.05mm, 0.1mm, 0.5mm, 1mm, 2mm, 4mm, 5mm, 8mm, and the like.
In the utility model discloses, tie coat and super hydrophilic layer are prepared by the method of coating and solidification.
Preferably, the coating is spraying, brushing, rolling or dipping.
Compared with the prior art, the utility model discloses following beneficial effect has:
the glass substrate and the super-hydrophilic layer are bonded and fixed through the bonding layer, so the utility model can solve the defect of poor bonding property between the super-hydrophilic layer and the glass substrate, and the super-hydrophilic layer stably exists; and simultaneously, the utility model provides a super hydrophilic coating is for containing the super hydrophilic coating of zirconium phosphate nanometer piece, and the zirconium phosphate nanometer piece has excellent hydrophilic performance, therefore, the utility model discloses the apparent contact angle of the glass subassembly that obtains and water droplet is less than 5, has antifog frost prevention's advantage when can playing the automatically cleaning.
Drawings
Fig. 1 is a schematic structural diagram of a super-hydrophilic glass assembly provided in embodiment 1 of the present invention.
Wherein, 1-super hydrophilic layer; 2-a tie layer; 3-glass substrate.
Detailed Description
The technical solution of the present invention will be further explained by the following embodiments. It should be understood by those skilled in the art that the described embodiments are merely provided to assist in understanding the present invention and should not be construed as specifically limiting the present invention.
Example 1
A super-hydrophilic glass component is shown in figure 1, and comprises a glass substrate 3, an adhesive layer 2 and a super-hydrophilic layer 1 in sequence.
Wherein, the thickness of the glass substrate 3 is 5mm, the thickness of the bonding layer 2 is 0.1mm, and the thickness of the super hydrophilic layer 1 is 0.05 mm.
The two-dimensional nanomaterial modified water-based resin used for the bonding layer is the epoxy resin coating containing modified graphene oxide provided in embodiment 1 of CN 107828313A.
The zirconium phosphate nanosheet modified epoxy resin used for the super-hydrophilic layer is a solution of the anti-aging plastic provided in example 1 of CN 106916412A.
The preparation method comprises the following steps:
and spraying a two-dimensional nano material modified aqueous resin solution on the glass substrate, after the two-dimensional nano material modified aqueous resin solution is solidified, rolling and coating a zirconium phosphate nano sheet modified epoxy resin solution, and then putting the glass substrate into a blast oven for solidification to obtain the super-hydrophilic glass component.
Example 2
A super-hydrophilic glass component sequentially comprises a glass substrate, a bonding layer and a super-hydrophilic layer.
Wherein, the thickness of glass substrate is 0.1mm, the thickness of tie coat is 0.01mm, the thickness of super hydrophilic layer is 0.001 mm.
The two-dimensional nanomaterial modified water-based resin used for the bonding layer is the epoxy resin coating containing modified graphene oxide provided in embodiment 2 of CN 107828313A.
The zirconium phosphate nanosheet modified epoxy resin used for the super-hydrophilic layer is a solution of the anti-aging plastic provided in example 3 of CN 106916412A.
The preparation method comprises the following steps:
dip-coating a two-dimensional nano material modified aqueous resin solution on a glass substrate, spraying a zirconium phosphate nanosheet modified epoxy resin solution after the two-dimensional nano material modified aqueous resin solution is solidified, and then putting the glass substrate into a forced air oven for curing to obtain the super-hydrophilic glass assembly.
Example 3
A super-hydrophilic glass component sequentially comprises a glass substrate, a bonding layer and a super-hydrophilic layer.
Wherein, the thickness of glass substrate is 10mm, and the thickness of tie coat is 5mm, and the thickness of super hydrophilic layer is 10 mm.
The two-dimensional nanomaterial modified water-based resin used for the bonding layer is the epoxy resin coating containing modified graphene oxide provided in embodiment 2 of CN 107828313A.
The zirconium phosphate nanosheet modified epoxy resin used for the super-hydrophilic layer is a solution of the anti-aging plastic provided by CN106916412A example 2
The preparation method comprises the following steps:
spraying a two-dimensional nano material modified aqueous resin solution on a glass substrate, brushing a zirconium phosphate nano sheet modified epoxy resin solution after the two-dimensional nano material modified aqueous resin solution is solidified, and then putting the glass substrate into a forced air oven for solidification to obtain the super-hydrophilic glass component.
Comparative example 1
The difference from example 1 is that the glass assembly provided in this comparative example does not include a bonding layer (two-dimensional nanomaterial-modified aqueous resin bonding layer).
Comparative example 2
The difference from example 1 is that the glass assembly provided by the present comparative example does not include a superhydrophilic layer (zirconium phosphate nanosheet modified epoxy resin layer).
Performance testing
The samples provided in examples 1-3 and comparative examples 1-2 were tested for performance by the following method:
(1) surface contact angle: the contact angle of about 2 mul of deionized water is dropped at normal temperature by adopting a U.S. VCA Optima contact angle instrument, the contact angle value of each sample is measured at five different positions, and then the average value is taken;
(2) the bonding degree with the glass substrate is friction resistance test, 500G load, 0000# steel wool, contact area is larger than or equal to 10mm × 10mm, 30 circles/min, and after 500 times of friction, the change of the contact angle is tested.
The test results are shown in table 1:
TABLE 1
| Sample (I) | Contact angle (°) | Rub resistance test rear contact Angle (°) |
| Example 1 | 0 | 0.2 |
| Example 2 | 0.5 | 0.6 |
| Example 3 | 2 | 2.5 |
| Comparative example 1 | 0 | 60 |
| Comparative example 2 | 50 | 70 |
According to embodiment and capability test, the utility model provides a super hydrophilic glass subassembly is less than 5 with the contact angle of water droplet, is close to 0 even, has excellent hydrophilic characteristics, and the water droplet can form the water film on glass subassembly surface, and the water film can be moistened between the surface of spot and material, takes away the spot, realizes the automatically cleaning effect.
As can be seen from the comparison between example 1 and comparative examples 1 to 2, the tie layer and the superhydrophilic layer of the present invention need to be present at the same time, but they are not necessarily present at the same time.
The applicant states that the present invention is illustrated by the above embodiments, but the present invention is not limited to the above process steps, i.e. the present invention is not meant to be implemented by relying on the above process steps. It should be clear to those skilled in the art that any improvement of the present invention is to the equivalent replacement of the selected raw materials, the addition of auxiliary components, the selection of specific modes, etc., all fall within the protection scope and disclosure scope of the present invention.
Claims (6)
1. A super-hydrophilic glass component is characterized by sequentially comprising a glass substrate, a bonding layer and a super-hydrophilic layer;
the super-hydrophilic layer is a zirconium phosphate nanosheet modified epoxy resin layer.
2. The superhydrophilic glass assembly of claim 1, wherein the bonding layer and the superhydrophilic layer are each at least one layer, sequentially spaced on one side of the glass substrate.
3. The superhydrophilic glass assembly of claim 1, wherein the bonding layer is a two-dimensional nanomaterial-modified aqueous resin bonding layer.
4. The superhydrophilic glass assembly of claim 1, wherein the glass substrate has a thickness of 0.1-10 mm.
5. The superhydrophilic glass assembly of claim 1, wherein the bonding layer has a thickness of 0.01-5 mm.
6. The superhydrophilic glass assembly of claim 1, wherein the thickness of the superhydrophilic layer is 0.001-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921376126.3U CN211170470U (en) | 2019-08-21 | 2019-08-21 | Super hydrophilic glass assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921376126.3U CN211170470U (en) | 2019-08-21 | 2019-08-21 | Super hydrophilic glass assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211170470U true CN211170470U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921376126.3U Active CN211170470U (en) | 2019-08-21 | 2019-08-21 | Super hydrophilic glass assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211170470U (en) |
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2019
- 2019-08-21 CN CN201921376126.3U patent/CN211170470U/en active Active
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