CN110862235B - 2.5D anti-glare anti-reflection cover plate and manufacturing method thereof - Google Patents

2.5D anti-glare anti-reflection cover plate and manufacturing method thereof Download PDF

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Publication number
CN110862235B
CN110862235B CN201910808410.1A CN201910808410A CN110862235B CN 110862235 B CN110862235 B CN 110862235B CN 201910808410 A CN201910808410 A CN 201910808410A CN 110862235 B CN110862235 B CN 110862235B
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glare
cover plate
glass
layer
manufacturing
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CN110862235A (en
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易和平
周伟杰
时庆文
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Truly Opto Electronics Ltd
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Truly Opto Electronics Ltd
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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
    • C03C17/42—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating of an organic material and at least one non-metal coating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2217/00—Coatings on glass
    • C03C2217/70—Properties of coatings
    • C03C2217/73—Anti-reflective coatings with specific characteristics
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2217/00—Coatings on glass
    • C03C2217/70—Properties of coatings
    • C03C2217/73—Anti-reflective coatings with specific characteristics
    • C03C2217/734—Anti-reflective coatings with specific characteristics comprising an alternation of high and low refractive indexes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2218/00—Methods for coating glass
    • C03C2218/10—Deposition methods
    • C03C2218/11—Deposition methods from solutions or suspensions
    • C03C2218/112—Deposition methods from solutions or suspensions by spraying
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2218/00—Methods for coating glass
    • C03C2218/10—Deposition methods
    • C03C2218/15—Deposition methods from the vapour phase

Abstract

The invention discloses a 2.5D anti-dazzle anti-reflection cover plate and a manufacturing method thereof, wherein the method comprises the following steps: spraying an anti-glare liquid medicine on one surface of the 2.5D glass, wherein the 2.5D glass is at a pre-curing temperature during spraying and is completely cured to form an anti-glare coating; forming a transition layer on the anti-glare coating; and forming an antireflection layer on the transition layer. When the anti-dazzle liquid medicine is sprayed, the 2.5D glass is heated to the pre-curing temperature, so that the liquid medicine sprayed to the cambered surface area of the 2.5D glass can be cured when contacting the glass, and the effect consistent with that of a plane area is achieved; simultaneously, the transition layer is matched with the transition layer to realize the synergistic effect, the transition layer can not lead the anti-glare layer to refract other colors, but also can not damage the overall structure of the anti-glare layer, and simultaneously, the color of the cambered surface area is kept consistent with the color of the plane area after the anti-reflection layer is plated, thereby achieving the effect of integral black.

Description

2.5D anti-glare anti-reflection cover plate and manufacturing method thereof
Technical Field
The invention relates to the technical field of glass processing, in particular to a 2.5D cover plate with an anti-dazzle and anti-reflection effect and a manufacturing method thereof.
Background
In the field of using glass as a window for an electronic display device packaging cover plate, a show window and the like, because about 4% of reflected light exists on the surface of common glass, strong light transmitted by a light-emitting device from the glass window and external light are irradiated on the surface of the light-emitting device, glare is easily generated, the vision of people is fatigued, and the glare influences the driving safety in the driving process of vehicles such as automobiles and the like. In order to overcome glare, an anti-glare layer and an anti-reflection layer need to be manufactured on the surface of the glass.
Compared with 2D glass (plane glass), the 2.5D glass is provided with the cambered surface at the edge of the flat surface, so that the visual stereoscopic impression is enhanced, the decoration and visual aesthetic feeling of the cover plate can be displayed, and the touch feeling is good. However, due to the existence of the upper arc surface of the 2.5D cover plate, the cover plate can have colors different from those of the plane area in the arc surface area after the anti-glare layer and the anti-reflection layer are formed, the integral black effect is damaged, and the appearance experience is seriously influenced.
Disclosure of Invention
In view of the above, it is necessary to provide a 2.5D anti-glare anti-reflection cover plate and a method for manufacturing the same.
In order to solve the technical problems, the invention provides a 2.5D anti-glare anti-reflection cover plate and a manufacturing method thereof, and adopts the following technical scheme:
a manufacturing method of a 2.5D anti-glare anti-reflection cover plate comprises the following steps:
providing 2.5D glass;
spraying an anti-glare liquid medicine on one side, with an arc surface, of the 2.5D glass, wherein the 2.5D glass is at a pre-curing temperature during spraying, and then is completely cured to form an anti-glare coating;
forming a transition layer on the anti-glare coating;
and forming an antireflection layer on the transition layer to obtain the 2.5D anti-glare antireflection cover plate.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate, the pre-curing temperature is 80-100 ℃.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate provided by the invention, the anti-glare liquid medicine comprises the following components in percentage by weight: 1-10% of ethyl orthosilicate, 1-10% of methanol, 25-40% of 1-methoxy-2-propanol, 25-40% of acetic acid-1-methoxy-2-propyl ester, 1-10% of isopropanol, 1-10% of N, N-dimethylformamide, 0.1-1% of ammonia water and the balance of water.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate, the thickness of the anti-glare coating is 800-1200 nm, and the refractive index is 1.42-1.44.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate provided by the invention, when the anti-glare liquid medicine is sprayed, the spraying speed is 200-400 mm/sec, and the height from a spray head to glass is 50-80 mm.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate provided by the present invention, the transition layer is silicon nitride.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate, the thickness of the silicon nitride is 20-50 nm.
As an improvement of the manufacturing method of the 2.5D anti-glare antireflection cover plate, in the silicon nitride film coating method, the silicon target power is 6-8 KW, and the nitrogen flow is 160-180 sccm.
As an improvement of the method for manufacturing the 2.5D anti-glare anti-reflection cover plate provided by the present invention, the anti-reflection layer is a stacked layer in which a total of 4 or more and 10 or less layers of high refractive index layers and low refractive index layers are alternately stacked.
As an improvement of the manufacturing method of the 2.5D anti-glare anti-reflection cover plate provided by the present invention, the high refractive index layer is an oxide or nitride having a refractive index of 1.8 or more; the low refractive index layer is an oxide or nitride having a refractive index of 1.7 or less.
The 2.5D anti-glare anti-reflection cover plate is manufactured by the manufacturing method of the 2.5D anti-glare anti-reflection cover plate.
Compared with the prior art, the invention has the following beneficial effects:
when the anti-dazzle liquid medicine is sprayed, the 2.5D glass is heated to the pre-curing temperature, so that the liquid medicine sprayed to the cambered surface area of the 2.5D glass can be cured when contacting the glass, and the effect consistent with that of a plane area is achieved; if the glass is not heated, the liquid medicine flows at the edge of the 2.5D glass, so that the liquid medicine is unevenly distributed and is easy to generate color difference; simultaneously, the transition layer is matched with the transition layer to realize the synergistic effect, the transition layer can not lead the anti-glare layer to refract other colors, but also can not damage the overall structure of the anti-glare layer, and simultaneously, the color of the arc surface area is consistent with that of the plane area after the anti-reflection layer is plated, so that the effect of integral black is achieved, the problem that the anti-glare layer is yellow due to the fact that the anti-reflection film plated on the anti-glare layer can amplify the color of the anti-reflection film in the prior art is solved, particularly, the problem that the appearance experience is seriously influenced due to the fact that the integral black effect is damaged due to the fact that the arc surface area.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the prior art, on the anti-dazzle reflection reduction 2.5D apron, there are following problems: the anti-reflection film plated on the anti-glare layer can amplify the color of the anti-glare layer, so that the anti-glare layer is yellowish, and particularly, the cambered surface area on the 2.5D glass is more obvious in performance, so that the integral black effect is damaged, and the appearance experience is seriously influenced.
In order to solve the technical problem, the invention provides a method for manufacturing a 2.5D anti-glare anti-reflection cover plate, which comprises the following steps:
s1, providing 2.5D glass;
s2, spraying an anti-glare liquid medicine on one side, with an arc surface, of the 2.5D glass, wherein the 2.5D glass is at a pre-curing temperature during spraying, and then is completely cured to form an anti-glare coating;
s3, forming a transition layer on the anti-glare coating;
and S4, forming an antireflection layer on the transition layer to obtain the 2.5D anti-glare antireflection cover plate.
Preferably, the 2.5D glass is a 2.5D glass with a cambered surface area R of 0.5-3 mm, but is not limited to the above.
In step S2, when the anti-glare liquid is sprayed, the 2.5D glass is heated to a pre-curing temperature, so that the liquid sprayed to the arc surface area of the 2.5D glass can be cured when contacting the glass, thereby achieving the effect of being consistent with the plane area. Preferably, but not limited to, the pre-curing temperature is 80-100 ℃.
Further, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 1-10% of ethyl orthosilicate, 1-10% of methanol, 25-40% of 1-methoxy-2-propanol, 25-40% of acetic acid-1-methoxy-2-propyl ester, 1-10% of isopropanol, 1-10% of N, N-dimethylformamide, 0.1-1% of ammonia water and the balance of water. By adopting the specific anti-glare liquid medicine formula, the anti-glare effect is good after curing, the anti-glare liquid medicine is not easy to fall off after being attached to glass, the refractive index of the anti-glare liquid medicine reaches 1.42-1.44 after curing, and the anti-glare liquid medicine is white in color. The inventor discovers through a large amount of experiments that after the anti-dazzle liquid medicine is sprayed at the pre-curing temperature, the anti-dazzle liquid medicine is sprayed under the refractive index reached after the anti-dazzle liquid medicine is sprayed and cured, the anti-dazzle liquid medicine is matched with the transition layer to realize the synergistic effect, the transition layer can not refract other colors of the anti-dazzle layer, the integral structure of the anti-dazzle layer can not be damaged, the color of the arc surface region is consistent with the color of the plane region after the anti-reflection layer is plated, the integral black effect is achieved, the requirements of the dual-function 2.5D cover plate are met, the integral.
Further, in the spraying process of step S2, the spraying speed is 200-400 mm/sec, the height of the nozzle from the glass is 50-80 mm, and the height and speed of the nozzle can ensure that the anti-glare liquid medicine falls on the 2.5D glass, i.e. the anti-glare liquid medicine is rapidly cured. Furthermore, the flow rate of the liquid medicine is controlled to be 0.5-4 g/10sec, the temperature of complete curing is 150-180 ℃, the curing time is 60-120 min, and the thickness of the cured anti-glare coating is about 800-1200 nm, but not limited thereto.
In the step S3, the transition layer is silicon nitride, and the thickness is preferably controlled to be 20 to 50nm, in the silicon nitride coating method, the silicon target power is 6 to 8KW, and the nitrogen flow rate is 160 to 180 sccm. Through the design of above-mentioned silicon nitride transition layer for form first layer sputtering layer before plating antireflection layer and be the silicon nitride transition layer, and this silicon nitride transition layer neither can make antiglare layer refract other colours, can not destroy antiglare layer's overall structure again, make the colour of cambered surface region keep unanimous with the colour of plane region after plating antireflection layer, thereby reach integrative black effect, thereby the problem of plating antireflection film and can enlarge its colour itself and cause antiglare layer yellow partially among the prior art on antiglare layer has been solved, especially cambered surface region on 2.5D glass shows more obviously thereby destroyed integrative black effect, the problem of outward appearance experience has seriously been influenced.
In the step S4, the anti-reflection layer is a stack layer in which a total of 4 or more and 10 or less layers of high refractive index layers and low refractive index layers are alternately stacked, so that the 2.5D anti-glare anti-reflection cover plate has an average reflectance of less than 0.6% in a wavelength range of 400 to 700 nm. Further, the high refractive index layer is an oxide or nitride having a refractive index of 1.8 or more; the low refractive index layer is an oxide or nitride having a refractive index of 1.7 or less. Preferably, but not limited to, the oxide is composed of an oxide of at least one element selected from the group consisting of Si, Nb, Ti, Zr, Ta, Al, Sn, and In, and the nitride is composed of a nitride of at least one element selected from the group consisting of Si and Al.
The silicon nitride transition layer and the anti-reflection layer can be formed on the 2.5D glass by using a known coating method such as a dry method, and the dry method is generally listed as follows: sputtering, vapor deposition (PVD), chemical vapor deposition, and the like.
It should be noted that the silicon nitride and the antireflection layer may be sequentially formed by one set of coating equipment, or may be independently formed by two sets of coating equipment, which may be selected according to actual conditions.
As an embodiment of the present invention, the anti-reflection layer is a stacked layer formed by alternately stacking 5 to 7 layers of silicon oxide and titanium oxide, and the transition layer and the anti-reflection layer are both formed by MF twin rotating target magnetron sputtering, in the MF twin rotating target magnetron sputtering, two pairs of elemental silicon targets and one pair of elemental titanium targets are provided, and the reaction gas includes argon, oxygen and nitrogen. During specific implementation, before film coating, plasma cleaning is carried out on 2.5D glass to be coated in a controlled array chamber, then film coating is carried out on a silicon nitride transition layer, the power of a silicon target is set to be 6-8 KW, and the nitrogen flow is set to be 160-180 sccm; and then, performing silicon oxide and titanium oxide alternate coating, wherein the power of a silicon target or a titanium target is set to be 6-12 KW, the flow of argon is set to be 30-100 sccm, and the flow of oxygen is set to be 50-200 sccm.
It should be noted that, the antireflection layer is not particularly limited in the present invention, and after the antireflection layer is formed on the silicon nitride transition layer, the average reflectivity of the 2.5D anti-glare antireflection cover plate in the wavelength range of 400 to 700nm is less than 0.6%, and the antireflection film coating process and parameters meeting the above requirements are all applicable, so the antireflection layer coating process and parameters in the above example are only one embodiment, and other embodiments are not described in detail herein.
In order to make the technical solution of the present invention better understood, the technical solution of the present invention is clearly and completely described below. The following are specific examples of the present invention, and raw materials, equipments and the like used in the following examples can be obtained by purchasing them unless otherwise specified.
Example 1
A manufacturing method of a 2.5D anti-glare anti-reflection cover plate comprises the following steps:
and S11, providing 2.5D glass, wherein the radian R of the cambered surface area is 0.5 mm.
S12, spraying an anti-glare liquid medicine on one side, with the cambered surface, of the 2.5D glass, wherein the 2.5D glass is at the pre-curing temperature of 85 ℃ during spraying, and then is completely cured to form the anti-glare coating.
Wherein, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 1% of ethyl orthosilicate, 10% of methanol, 30% of 1-methoxy-2-propanol, 25% of acetic acid-1-methoxy-2-propyl ester, 10% of isopropanol, 3% of N, N-dimethylformamide, 1% of ammonia water and the balance of water for supplementing 100%.
In the spraying process, the spraying speed is 300mm/sec, the height between the spray head and the glass is 60mm, the flow rate of the liquid medicine is controlled at 1g/10sec, the temperature for complete curing is 150 ℃, the curing time is 80min, and the thickness of the cured anti-glare coating is about 1100 nm.
And S13, forming a silicon nitride transition layer on the anti-glare coating by a film coating method.
In the silicon nitride coating method, the silicon target power is 7KW, the nitrogen flow is 170sccm, and the silicon nitride coating thickness is about 30 nm.
S14, forming an antireflection layer on the transition layer through a film coating method to obtain the 2.5D anti-dazzle antireflection cover plate, wherein the average reflectivity of the cover plate in a 400-700 nm wave band range is less than 0.6%, the color of the cambered surface area is consistent with that of the plane area, and the effect of blackness is achieved.
Example 2
A manufacturing method of a 2.5D anti-glare anti-reflection cover plate comprises the following steps:
and S21, providing 2.5D glass, wherein the radian R of the cambered surface area is 1 mm.
S22, spraying an anti-glare liquid medicine on one side of the 2.5D glass with the cambered surface, wherein the 2.5D glass is at a pre-curing temperature of 80 ℃ during spraying, and then is completely cured to form the anti-glare coating.
Wherein, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 3% of ethyl orthosilicate, 6% of methanol, 35% of 1-methoxy-2-propanol, 40% of acetic acid-1-methoxy-2-propyl ester, 1% of isopropanol, 8% of N, N-dimethylformamide, 0.8% of ammonia water and the balance of water to make up to 100%.
In the spraying process, the spraying speed is 250mm/sec, the height between the spray head and the glass is 80mm, the flow rate of the liquid medicine is controlled at 2g/10sec, the temperature of complete curing is 170 ℃, the curing time is 120min, and the thickness of the cured anti-glare coating is about 950 nm.
And S23, forming a silicon nitride transition layer on the anti-glare coating by a film coating method.
In the silicon nitride coating method, the silicon target power is 6KW, the nitrogen flow is 165sccm, and the silicon nitride coating thickness is about 40 nm.
S24, forming an antireflection layer on the transition layer through a film coating method to obtain the 2.5D anti-dazzle antireflection cover plate, wherein the average reflectivity of the cover plate in a 400-700 nm wave band range is less than 0.6%, the color of the cambered surface area is consistent with that of the plane area, and the effect of blackness is achieved.
Example 3
A manufacturing method of a 2.5D anti-glare anti-reflection cover plate comprises the following steps:
and S31, providing 2.5D glass, wherein the radian R of the cambered surface area is 2 mm.
S32, spraying an anti-glare liquid medicine on one side of the 2.5D glass with the cambered surface, wherein the 2.5D glass is at the pre-curing temperature of 100 ℃ during spraying, and then is completely cured to form the anti-glare coating.
Wherein, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 5% of ethyl orthosilicate, 4% of methanol, 40% of 1-methoxy-2-propanol, 32% of acetic acid-1-methoxy-2-propyl ester, 7% of isopropanol, 1% of N, N-dimethylformamide, 0.1% of ammonia water and the balance of water to make up to 100%.
In the spraying process, the spraying speed is 200mm/sec, the height between the spray head and the glass is 70mm, the flow rate of the liquid medicine is controlled at 0.5g/10sec, the temperature for complete curing is 160 ℃, the curing time is 100min, and the thickness of the cured anti-glare coating is about 800 nm.
And S33, forming a silicon nitride transition layer on the anti-glare coating by a film coating method.
In the silicon nitride coating method, the silicon target power is 8KW, the nitrogen flow is 180sccm, and the silicon nitride coating thickness is about 20 nm.
S34, forming an antireflection layer on the transition layer through a film coating method to obtain the 2.5D anti-dazzle antireflection cover plate, wherein the average reflectivity of the cover plate in a 400-700 nm wave band range is less than 0.6%, the color of the cambered surface area is consistent with that of the plane area, and the effect of blackness is achieved.
Example 4
A manufacturing method of a 2.5D anti-glare anti-reflection cover plate comprises the following steps:
and S41, providing 2.5D glass, wherein the radian R of the cambered surface area is 3 mm.
S42, spraying an anti-glare liquid medicine on one side of the 2.5D glass with the cambered surface, wherein the 2.5D glass is at the pre-curing temperature of 90 ℃ during spraying, and then is completely cured to form the anti-glare coating.
Wherein, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 10% of ethyl orthosilicate, 1% of methanol, 25% of 1-methoxy-2-propanol, 30% of acetic acid-1-methoxy-2-propyl ester, 4% of isopropanol, 10% of N, N-dimethylformamide, 0.5% of ammonia water and the balance of water to make up to 100%.
In the spraying process, the spraying speed is 400mm/sec, the height between the spray head and the glass is 50mm, the flow rate of the liquid medicine is controlled at 4g/10sec, the temperature of complete curing is 180 ℃, the curing time is 60min, and the thickness of the cured anti-glare coating is about 1200 nm.
And S43, forming a silicon nitride transition layer on the anti-glare coating by a film coating method.
In the silicon nitride coating method, the silicon target power is 7KW, the nitrogen flow is 160sccm, and the silicon nitride coating thickness is about 50 nm.
S44, forming an antireflection layer on the transition layer through a film coating method to obtain the 2.5D anti-dazzle antireflection cover plate, wherein the average reflectivity of the cover plate in a 400-700 nm wave band range is less than 0.6%, the color of the cambered surface area is consistent with that of the plane area, and the effect of blackness is achieved.
Comparative example 1
Based on example 3, the difference is that: step S33 is eliminated, i.e., there is no silicon nitride transition layer.
According to the 2.5D anti-dazzle anti-reflection cover plate obtained by the comparative example 1, the color of the arc surface area at the edge of 2.5D is obvious due to the fact that the silicon nitride transition layer which is matched and cooperated with the anti-dazzle coating is not arranged, the phenomenon that the difference between the arc surface area and the plane area is large is caused, and the integral black effect cannot be achieved.
Comparative example 2
Based on example 3, the difference is that: when the anti-glare liquid medicine is sprayed, the 2.5D glass is not heated, namely is not pre-cured.
In comparative example 2, there was no preheating treatment during spraying, the liquid medicine was naturally leveled, and the liquid medicine was unevenly distributed due to the existence of the arc surface region, i.e., the liquid medicine curing thickness in the arc surface region and the flat surface region was inconsistent, which was likely to cause color difference, or the black effect could not be achieved.
It should be understood that the above-described embodiments are only a part of the embodiments of the present application, and not all of the embodiments, and do not limit the scope of the present application. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the content of the specification of the present application are directly or indirectly applied to other related technical fields, and the same is within the protection scope of the present application.

Claims (9)

1. A manufacturing method of a 2.5D anti-glare anti-reflection cover plate is characterized by comprising the following steps:
providing 2.5D glass;
spraying an anti-glare liquid medicine on one side, with an arc surface, of the 2.5D glass, wherein the 2.5D glass is at a pre-curing temperature during spraying, and then is completely cured to form an anti-glare coating;
forming a transition layer on the anti-glare coating;
forming an antireflection layer on the transition layer to obtain a 2.5D anti-glare antireflection cover plate;
wherein, the components of the anti-dazzle liquid medicine comprise the following components in percentage by weight: 1-10% of ethyl orthosilicate, 1-10% of methanol, 25-40% of 1-methoxy-2-propanol, 25-40% of acetic acid-1-methoxy-2-propyl ester, 1-10% of isopropanol, 1-10% of N, N-dimethylformamide, 0.1-1% of ammonia water and the balance of water.
2. The method for manufacturing the 2.5D anti-glare anti-reflection cover plate according to claim 1, wherein the pre-curing temperature is 80-100 ℃.
3. The manufacturing method of the 2.5D anti-glare anti-reflection cover plate according to claim 2, wherein the anti-glare coating is 800-1200 nm in thickness and 1.42-1.44 in refractive index.
4. The method for manufacturing a 2.5D anti-glare and anti-reflection cover plate according to claim 2, wherein the spraying speed is 200-400 mm/sec and the height from the nozzle to the 2.5D glass surface is 50-80 mm when the anti-glare liquid is sprayed.
5. The method of claim 1, wherein the transition layer is silicon nitride.
6. The manufacturing method of the 2.5D anti-glare anti-reflection cover plate according to claim 5, wherein the thickness of the silicon nitride is 20-50 nm.
7. The manufacturing method of the 2.5D anti-glare and anti-reflection cover plate according to claim 5 or 6, wherein in the silicon nitride coating method, the silicon target power is 6-8 KW, and the nitrogen flow is 160-180 sccm.
8. The method of manufacturing a 2.5D anti-glare anti-reflection cover sheet according to claim 1, wherein the anti-reflection layer is a stacked layer in which a total of 4 or more and 10 or less layers of high refractive index layers and low refractive index layers are alternately stacked.
9. A 2.5D anti-glare anti-reflection cover plate manufactured by the method for manufacturing a 2.5D anti-glare anti-reflection cover plate according to any one of claims 1 to 8.
CN201910808410.1A 2019-08-29 2019-08-29 2.5D anti-glare anti-reflection cover plate and manufacturing method thereof Active CN110862235B (en)

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