CN110221363A - Preparation method, optical diaphragm and the display panel of optical diaphragm - Google Patents
Preparation method, optical diaphragm and the display panel of optical diaphragm Download PDFInfo
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- CN110221363A CN110221363A CN201910431937.7A CN201910431937A CN110221363A CN 110221363 A CN110221363 A CN 110221363A CN 201910431937 A CN201910431937 A CN 201910431937A CN 110221363 A CN110221363 A CN 110221363A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/007—After-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/113—Anti-reflection coatings using inorganic layer materials only
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
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- Inorganic Chemistry (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Theoretical Computer Science (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Preparation method, optical diaphragm and the display panel of optical diaphragm provided by the present application, the preparation method of the optical diaphragm includes that previously prepared multiple graphene films are placed in mixed solution, to form antireflection mixed solution；The antireflection mixed solution is applied in substrate；Orientation processing is carried out to the antireflection mixed solution using magnetic field, so that multiple graphene films in the antireflection mixed solution deflect to predetermined angle；Solidify the antireflection mixed solution, to form anti-reflecting layer on the substrate.The application is by being formed on the substrate the anti-reflecting layer with graphene film, when extraneous ambient lighting is incident upon optical diaphragm, graphene film can reduce the reflection of environment light, therefore the antireflection ability of display panel can be improved, and then improve the contrast of display panel.
Description
Technical field
This application involves field of display technology, a kind of specific preparation method of optical diaphragm, optical diaphragm and display surface
Plate.
Background technique
With the evolution of photoelectricity and semiconductor technology, flourishing for flat-panel monitor has also been driven, and in many plates
In display, liquid crystal display (Liquid Crystal Display, LCD) is because having high spatial utilization efficiency, low consumption function
Many advantageous characteristics such as rate, radiationless and low EMI, have been applied to the various aspects of production and living.
However, the screen of display device is easy to tore of reflection when using display device outdoors or under high-brightness environment
Border light reduces the contrast of display device.
Summary of the invention
The embodiment of the present application provides preparation method, optical diaphragm and the display panel of a kind of optical diaphragm, can reduce
The reflection of environment light, therefore the antireflection ability of display panel can be improved, and then improve the contrast of display panel.
In a first aspect, this application provides a kind of preparation methods of optical diaphragm, comprising:
Previously prepared multiple graphene films are placed in mixed solution, to form antireflection mixed solution；
The antireflection mixed solution is applied in substrate；
Orientation processing is carried out to the antireflection mixed solution using magnetic field, so that more in the antireflection mixed solution
A graphene film deflects to predetermined angle；
Solidify the antireflection mixed solution, to form anti-reflecting layer on the substrate.
In the preparation method of optical diaphragm provided by the present application, it is described using magnetic field to the antireflection mixed solution into
Row orientation processing, so that multiple graphene films in the antireflection mixed solution deflect to predetermined angle, comprising:
The substrate is placed in a magnetic field；
The direction in the magnetic field is adjusted, so that multiple graphene films in the antireflection material deflect to predetermined angle.
In the preparation method of optical diaphragm provided by the present application, the angle of the magnetic field rotating is 90 degree to 170 degree.
In the preparation method of optical diaphragm provided by the present application, the antireflection material is carried out at orientation using magnetic field
The time of reason is greater than 2 seconds.
In the preparation method of optical diaphragm provided by the present application, the intensity in the magnetic field is 400 milli teslas to 700 millis
Tesla.
In the preparation method of optical diaphragm provided by the present application, the solidification antireflection mixed solution, in institute
It states and forms anti-reflecting layer in substrate, comprising:
Based on the initial agent of light in the mixed solution, solidification light corresponding with the mixed solution is chosen；
Using the solidification light, solidify the antireflection mixed solution, to form anti-reflecting layer on the substrate.
In the preparation method of optical diaphragm provided by the present application, the initial agent of light based in the mixed solution,
Choose solidification light corresponding with the mixed solution, comprising:
Detect the ingredient of the initial agent of light in the mixed solution；
According to the ingredient of the initial agent of the light, with the corresponding solidification light of the initial agent of the determination light.
Second aspect, the application provide a kind of optical diaphragm, including substrate；
Anti-reflecting layer, the anti-reflecting layer setting is on the substrate；
Wherein, multiple graphene films are provided in the anti-reflecting layer, the graphene film is for absorbing wavelength default
Light in range.
In optical diaphragm provided herein, multiple graphene films are arranged in array, and adjacent rows is described
Graphene film shifts to install.
The third aspect, the application provide a kind of display panel, including be oppositely arranged first substrate, the second substrate and set
The liquid crystal layer between the first substrate and the second substrate is set, the display panel further includes that the application any embodiment is mentioned
The optical diaphragm of confession, the optical diaphragm setting is on the first substrate
Preparation method, optical diaphragm and the display panel of optical diaphragm provided by the present application, the system of the optical diaphragm
Preparation Method includes that previously prepared multiple graphene films are placed in mixed solution, to form antireflection mixed solution；In substrate
The upper coating antireflection mixed solution；Orientation processing is carried out to the antireflection mixed solution using magnetic field, so that described anti-
Multiple graphene films in reflection mixed solution deflect to predetermined angle；Solidify the antireflection mixed solution, in the base
Anti-reflecting layer is formed on bottom.The application is by being formed on the substrate the anti-reflecting layer with graphene film, when extraneous environment light
When exposing to optical diaphragm, graphene film can reduce the reflection of environment light, therefore the antireflection energy of display panel can be improved
Power, and then improve the contrast of display panel.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of application
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the first embodiment of optical diaphragm provided by the present application；
Fig. 2 is the structural schematic diagram of second of embodiment of optical diaphragm provided by the present application；
Fig. 3 is the structural schematic diagram of the third embodiment of optical diaphragm provided by the present application；
Fig. 4 is the structural schematic diagram of display panel provided by the present application；
Fig. 5 is the flow diagram of the preparation method of optical diaphragm provided by the present application；
Fig. 6 is to be illustrated using magnetic field to the step of graphene film orientation in the preparation method of optical diaphragm provided by the present application
Figure.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the first embodiment of optical diaphragm provided by the present application.
The application provides a kind of optical diaphragm 1, which includes substrate 10 and anti-reflecting layer 20.Anti-reflecting layer 20
Setting on the substrate 10, and is provided with multiple graphene films 201 in anti-reflecting layer 20, which is used for absorbing wavelength
Light within a preset range.
Substrate 10 can be polaroid, and further, substrate 10 can be the polaroid of display panel light emission side, in the base
Anti-reflecting layer 20 is provided on bottom 10, anti-reflecting layer 20 can be used for absorbing visible light, i.e. anti-reflecting layer 20 is used for absorbing wavelength
In 380 nanometers to 780 nanometers of light.
For example, when ambient lighting is incident upon display panel, since the light emission side of the display panel is arranged in anti-reflecting layer 20, because
This, light can initially pass through anti-reflecting layer 20, to reach inside display panel.However, multiple due to being provided in anti-reflecting layer 20
Graphene film 201, when environment light enters the inside of anti-reflecting layer 20, meeting reflect inside anti-reflecting layer 20, to reach
The purpose for eliminating the reflection light of environment light has been arrived, therefore the antireflection ability of display panel can be improved, and then has improved display
The contrast of panel.
In some embodiments, optical diaphragm with a thickness of 100 microns to 1500 microns.
In some embodiments, multiple graphene films 201 are arranged in array, and the dislocation of graphene film 201 of adjacent rows is set
It sets.
For example, the quantity of the graphene film 201 of the i-th row is equal to the quantity of the graphene film 201 of i+1 row, and i+1 row
The graphene film 201 of graphene film and the i-th row shift to install, i is positive integer, as shown in Figure 1.When environment light enters anti-reflective
The inside for penetrating layer 20, since the graphene film of i+1 row and the graphene film 201 of the i-th row shift to install, environment light can be in every row
It is reflected between graphene film 201, to achieve the purpose that the reflection light for eliminating environment light, therefore display can be improved
The antireflection ability of panel, and then improve the contrast of display panel.
For another example, the quantity of the graphene film 201 of the i-th row is greater than the quantity of the graphene film 201 of i+1 row, the i-th row
The quantity of graphene film 201 is equal to the quantity of the graphene film 201 of the i-th+2 row, each graphene film in i+1 row
201 are correspondingly arranged at the gap location of the graphene film 201 positioned at the i-th row, and each graphene film being located in the i-th+2 row
The 201 corresponding graphene films 201 being located in the i-th row, as shown in Figure 2.When environment light enters in anti-reflecting layer 20
Portion, since each graphene film 201 being located in i+1 row is correspondingly arranged at the gap of the graphene film 201 positioned at the i-th row
Place, and the corresponding graphene film 201 being located in the i-th row of each graphene film 201 being located in the i-th+2 row, environment light
It can be reflected between every row graphene film 201, to achieve the purpose that the reflection light for eliminating environment light, therefore can be with
The antireflection ability of display panel is improved, and then improves the contrast of display panel.
In addition, it is necessary to explanation, in optical diaphragm 1 provided by the present application, anti-reflecting layer 20 be can be set in polarisation
The light emission side that substrate 10 is arranged in the light emission side of piece, i.e. anti-reflecting layer 20, as shown in Figure 1.Anti-reflecting layer 20 is also used as partially
One layer of structure inside mating plate.
Referring to Fig. 3, Fig. 3 is the structural schematic diagram of the third embodiment of optical diaphragm provided by the present application.This Shen
Please also provide a kind of optical diaphragm 1, the difference of the optical diaphragm 1 of optical diaphragm 1 and Fig. 1 of Fig. 3 is: substrate 10 includes successively
Glue-line 101, the first polarizing layer 102, protective layer 103 and the second polarizing layer 104 being stacked.
It should be noted that in the present embodiment, anti-reflecting layer 20 can be not only used for eliminating the reflection light of environment light,
It is also used as the protective film layer of substrate 10, and forms polaroid together with substrate 10.Wherein, the first polarizing layer 102 and
Two polarizing layers 104 play the role of optical modulation, and the first polarizing layer 102 and the second polarizing layer 104 are usually carried out by membrane material specific
Drawing process be made.Since the material of the second polarizing layer 104 is polyvinyl alcohol, it is easy to shrink in the process of stretching, and
Therefore anti-reflecting layer 20 is arranged on the second polarizing layer 104, can not only eliminate the anti-of environment light by also easily water suction failure
Light is penetrated, water oxygen can also be completely cut off and invade the second polarizing layer 104, therefore improve the product yield of optical diaphragm 1.
Correspondingly, referring to Fig. 4, Fig. 4 is the structural schematic diagram of display panel provided by the present application.The application provides one kind
Display panel 100, including the first substrate 2, the second substrate 3 and the setting that are oppositely arranged first substrate 2 and the second substrate 3 it
Between liquid crystal layer 4.Display panel 100 further includes the optical diaphragm 1 of the application any embodiment, and the optical diaphragm 1 setting is the
On one substrate 2.For example the first substrate 2 is color membrane substrates, optical diaphragm 1 is arranged on the first substrate 2, that is, optical diaphragm 1 is set
The light direction in display panel 100 is set, when ambient lighting is incident upon display panel 100, since the setting of optical diaphragm 1 is aobvious at this
Show the light emission side of panel 100, therefore, light can initially pass through optical diaphragm 1, then reach inside display panel.However, due to optics
Multiple graphene films 201 are provided in diaphragm 1, when environment light enters the inside of optical diaphragm 1, meeting is inside optical diaphragm 1
It reflects, to achieve the purpose that the reflection light for eliminating environment light, therefore the antireflection of display panel 100 can be improved
Ability, and then improve the contrast of display panel 100.
Referring to Fig. 5, Fig. 5 is the flow diagram of the preparation method of optical diaphragm provided by the present application.
The application provides a kind of preparation method of optical diaphragm, comprising:
110, previously prepared multiple graphene films are placed in mixed solution, to form antireflection mixed solution.
The graphene platelet prepared is placed in mixed solution, to form antireflection mixed solution, the mixed solution packet
Include light initiator, NMPN- methyl pyrrolidone and polyethyleneglycol diacrylate.
120, antireflection mixed solution is applied in substrate.
The technique that spin coated can be used, antireflection mixed solution is applied in substrate.
130, orientation processing is carried out using magnetic field antagonistic reflex mixed solution, so that multiple stones in antireflection mixed solution
Black alkene piece deflects to predetermined angle.
After antireflection solution is coated in substrate film forming, need to carry out orientation to graphene film using magnetic field, so that all
Graphene film deflects, and deflects to predetermined angle.
In some embodiments, orientation processing is carried out using magnetic field antagonistic reflex mixed solution, so that antireflection mixing is molten
The step of multiple graphene films in liquid deflect to predetermined angle may include:
Substrate is placed in a magnetic field.
The direction for adjusting magnetic field, so that multiple graphene films in antireflection material deflect to predetermined angle.
Referring to Fig. 6, Fig. 6 is using magnetic field in the preparation method of optical diaphragm provided by the present application to graphene film orientation
Step schematic diagram.Firstly, providing the first magnetic pole 601 and the second magnetic pole 602, the first magnetic pole 601 and the second magnetic pole 602 generate one
Magnetic field.Then, the substrate 10 for being coated with antireflection solution is placed in the magnetic field, and then rotating excitation field is with antagonistic reflex solution
In graphene film 201 carry out orientation, the direction of magnetic field rotating is as shown in Figure 6.It should be noted that the angle of magnetic field rotating needs
It is greater than 90 degree, in some embodiments, the angle of magnetic field rotating is 90 degree to 170 degree, and the intensity in magnetic field is 400 milli teslas
To 700 milli teslas, it is greater than 2 seconds using the time that magnetic field antagonistic reflex material carries out orientation processing, it is molten with specific reference to antireflection
Depending on the ingredient of area, thickness and antireflection solution that liquid forms a film on the substrate 10.In addition, it should also be noted that, in order to
Prevent orientation from failing, the conversion time in magnetic field will be controlled in 5 revolution per seconds between 20 revolution per seconds, to realize quick orientation.
140, solidify antireflection mixed solution, to form anti-reflecting layer on the substrate.
For example, can use ultraviolet light substrate, with the antireflection solution in cured substrate, to be formed on the substrate
Anti-reflecting layer.In some embodiments, solidify antireflection mixed solution, the step of to form anti-reflecting layer on the substrate,
Include:
Based on the initial agent of light in mixed solution, solidification light corresponding with mixed solution is chosen.
Using solidification light, solidify antireflection mixed solution, anti-reflecting layer is formed on the substrate.
Firstly, determining the ingredient of the initial agent of light in mixed solution.Then, it is chosen and is solidified according to the ingredient of the initial agent of the light
Light solidifies the wave band of light between 310 nanometers to 365 nanometers, depending on the solidification light actually chosen.For example, light
Initial agent can be photoresist solution, then the solidification light chosen then can be ultra-violet curing light.Finally, utilizing the solidification
Light solidifies antireflection solution, anti-reflecting layer is formed on the substrate.That is, in some embodiments, based on the light in mixed solution
Initial agent chooses the step for solidifying light corresponding with mixed solution, may include:
Based on the initial agent of light in mixed solution, solidification light corresponding with mixed solution is chosen, comprising:
Detect the ingredient of the initial agent of light in mixed solution.
According to the ingredient of the initial agent of light, to determine the corresponding solidification light of the initial agent of light.
It include that previously prepared multiple graphene films are placed in mixed solution the present embodiment provides a kind of optical diaphragm, with
Form antireflection mixed solution；The antireflection mixed solution is applied in substrate；The antireflection is mixed using magnetic field molten
Liquid carries out orientation processing, so that multiple graphene films in the antireflection mixed solution deflect to predetermined angle；Described in solidification
Antireflection mixed solution, to form anti-reflecting layer on the substrate.The application is by being formed on the substrate with graphene film
Anti-reflecting layer, when extraneous ambient lighting is incident upon optical diaphragm, graphene film can reduce the reflection of environment light, therefore can
To improve the antireflection ability of display panel, and then improve the contrast of display panel.
Display panel provided by the embodiments of the present application and display device are described in detail above, it is used herein
The principle and implementation of this application are described for specific case, and the above embodiments are only used to help understand
The application.Meanwhile for those skilled in the art, according to the thought of the application, in specific embodiments and applications
There will be changes, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of preparation method of optical diaphragm characterized by comprising
Previously prepared multiple graphene films are placed in mixed solution, to form antireflection mixed solution；
The antireflection mixed solution is applied in substrate；
Orientation processing is carried out to the antireflection mixed solution using magnetic field, so that multiple stones in the antireflection mixed solution
Black alkene piece deflects to predetermined angle；
Solidify the antireflection mixed solution, to form anti-reflecting layer on the substrate.
2. preparation method according to claim 1, which is characterized in that described to utilize magnetic field to the antireflection mixed solution
Orientation processing is carried out, so that multiple graphene films in the antireflection mixed solution deflect to predetermined angle, comprising:
The substrate is placed in a magnetic field；
The direction in the magnetic field is adjusted, so that multiple graphene films in the antireflection material deflect to predetermined angle.
3. preparation method according to claim 2, which is characterized in that the angle of the magnetic field rotating is 90 degree to 170 degree.
4. preparation method according to claim 2, which is characterized in that carry out orientation to the antireflection material using magnetic field
The time of processing is greater than 2 seconds.
5. preparation method according to claim 2, which is characterized in that the intensity in the magnetic field is 400 milli teslas to 700
Milli tesla.
6. preparation method according to claim 1, which is characterized in that the solidification antireflection mixed solution, with
Anti-reflecting layer is formed in the substrate, comprising:
Based on the initial agent of light in the mixed solution, solidification light corresponding with the mixed solution is chosen；
Using the solidification light, solidify the antireflection mixed solution, to form anti-reflecting layer on the substrate.
7. preparation method according to claim 6, which is characterized in that described initial based on the light in the mixed solution
Solidification light corresponding with the mixed solution is chosen in agent, comprising:
Detect the ingredient of the initial agent of light in the mixed solution；
According to the ingredient of the initial agent of the light, with the corresponding solidification light of the initial agent of the determination light.
8. a kind of optical diaphragm characterized by comprising
Substrate；
Anti-reflecting layer, the anti-reflecting layer setting is on the substrate；
Wherein, multiple graphene films are provided in the anti-reflecting layer, the graphene film is for absorbing wavelength in preset range
Interior light.
9. optical diaphragm according to claim 8, which is characterized in that multiple graphene films are arranged in array, and phase
The graphene film of adjacent rows shifts to install.
10. a kind of display panel, including the first substrate, the second substrate and the setting that are oppositely arranged in the first substrate and the
Liquid crystal layer between two substrates, which is characterized in that the display panel further includes the described in any item optics of claim 8 to 9
Diaphragm, the optical diaphragm setting is on the first substrate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431937.7A CN110221363A (en) | 2019-05-23 | 2019-05-23 | Preparation method, optical diaphragm and the display panel of optical diaphragm |
| PCT/CN2019/106050 WO2020232922A1 (en) | 2019-05-23 | 2019-09-17 | Preparation method for optical film, optical film and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431937.7A CN110221363A (en) | 2019-05-23 | 2019-05-23 | Preparation method, optical diaphragm and the display panel of optical diaphragm |
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| Publication Number | Publication Date |
|---|---|
| CN110221363A true CN110221363A (en) | 2019-09-10 |
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| CN201910431937.7A Pending CN110221363A (en) | 2019-05-23 | 2019-05-23 | Preparation method, optical diaphragm and the display panel of optical diaphragm |
Country Status (2)
| Country | Link |
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| CN (1) | CN110221363A (en) |
| WO (1) | WO2020232922A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2020232922A1 (en) | 2020-11-26 |
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