CN108873489A - The manufacturing method and manufacturing device of display panel - Google Patents
The manufacturing method and manufacturing device of display panel Download PDFInfo
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- CN108873489A CN108873489A CN201810935210.8A CN201810935210A CN108873489A CN 108873489 A CN108873489 A CN 108873489A CN 201810935210 A CN201810935210 A CN 201810935210A CN 108873489 A CN108873489 A CN 108873489A
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- visible light
- display panel
- substrate
- reaction chamber
- liquid crystal
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
- G02F1/133788—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
Abstract
The application provides the manufacturing method and manufacturing device of a kind of display panel, the manufacturing method of display panel, including：First substrate and the second substrate are provided；Both alignment layers are set on the first substrate and the second substrate；Liquid crystal and monomer are set between the first substrate and the second substrate, to form a liquid crystal cell；The liquid crystal cell is placed in a reaction chamber, and applies a pressurization voltage and irradiation visible light in the liquid crystal cell, the monomer and the both alignment layers is made to carry out polymerization reaction；Wherein, the visible light includes at least one wavelength, and the number of the irradiation visible light is primary or intermittent multiple irradiation；By controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light to control reacting for the monomer and the both alignment layers, and makes the Formation of liquid crystals pre-tilt angle.
Description
Technical field
This application involves display fields, more particularly to the manufacturing method and manufacturing device of a kind of display panel.
Background technique
Liquid crystal display device (Liquid Crystal Display, LCD) is to show figure using the characteristic of liquid crystal material
A kind of panel display apparatus of picture has frivolous, low driving voltage and low-power consumption etc. excellent compared to for other display devices
Point has become the main product on entire consumption market.
Display panel is as building block important in liquid crystal display device comprising the first substrate being oppositely arranged and
Two substrates, and it is located in both alignment layers and liquid crystal between first substrate and the second substrate.Both alignment layers setting in first substrate and/or
In the second substrate, the scheduled original state for controlling liquid crystal molecule is arranged, to influence the display characteristic of liquid crystal display panel.
Polymer stabilizing vertical orientation (Polymer Stabilized Vertical Alignment, PSVA) display surface
It has the characteristics that high-penetration rate, high contrast and quick response to plate, in fields such as electronic digitals, has a wide range of applications.
Liquid crystal active monomer (Reactive Monomer, RM) is first doped in liquid crystal by PSVA display panel, later through power supply
So that liquid crystal molecule is generated a pre-tilt angle, allows liquid crystal active monomer and the polyimides (PI) of both alignment layers to chain, finally irradiate purple again
Outer light is reacted by polymer monomer makes liquid crystal molecule have fixed pre-tilt angle at polymer.
Traditional PSVA type liquid crystal display is to inject liquid crystal after liquid crystal cell to apply voltage, when Liquid Crystal Molecules Alignment is stablized
It allows monomer-polymer reaction to generate polymeric layer using the mode of ultraviolet light or heating and carries out orientation, but ultraviolet source selects
It selects less, and higher cost.
Monomer-polymer in existing some liquid crystal can also react with visible light generates polymeric layer, is shone using visible light
It penetrates, available light source is more, and energy consumption cost is lower.
Summary of the invention
In order to solve the above-mentioned technical problem, the purpose of the application is, provides the manufacturing method and system of a kind of display panel
Device is made, by the reaction condition between control both alignment layers and monomer, is occurred instead using radiation of visible light by monomer-polymer
It answers, defect caused by process of alignment can be reduced, and the manufacturing cost of display panel can be reduced.
It the purpose of the application and solves its technical problem and adopts the following technical solutions to realize.It is proposed according to the application
A kind of display panel manufacturing method, including：First substrate and the second substrate are provided；Both alignment layers are set in the first substrate
In the second substrate；Liquid crystal and monomer are set between the first substrate and the second substrate, to form a liquid crystal
Box；The liquid crystal cell is placed in a reaction chamber, and applies a pressurization voltage and irradiation visible light in the liquid crystal cell, is made described
Monomer and the both alignment layers carry out polymerization reaction；Wherein, the visible light includes at least one wavelength, the irradiation visible light
Number is primary or intermittent multiple irradiation；By controlling the temperature of the reaction chamber, the pressurization voltage, the visible light
Wavelength to control reacting for the monomer and the both alignment layers, and makes the Formation of liquid crystals pre-tilt angle.
In the embodiment of the application, after the polymerization reaction, the contrast and gamma value of display panel are measured, this
The temperature of Shi Suoshu reaction chamber is between 0 DEG C to 100 DEG C.
In the embodiment of the application, in the polymerization reaction, the temperature of the reaction chamber is 40 DEG C.
In the embodiment of the application, in the polymerization reaction, the temperature of the reaction chamber is 50 DEG C.
In the embodiment of the application, the irradiation time of the visible light is between 10s to 200min.
In the embodiment of the application, the wavelength of the visible light is between 380nm to 780nm.
In the embodiment of the application, the pressurization voltage is between 0V to 50V.
It the purpose of the application and solves its technical problem also following technical measures can be used to further realize.
The another object of the application is a kind of manufacturing device of display panel, has a reaction chamber, and the reaction chamber includes：
Temperature control module, to control the temperature of the reaction chamber；Compression module, provides pressurization voltage, and the pressurization voltage is applied to aobvious
Show panel；Light source module has more visible light fluorescent tubes, to provide visible light, wherein the radiation of visible light is shown to described
Show panel；Measurement module to measure the contrast and gamma value of the display panel, and exports feedback data；And control
Module connects the temperature control module, the compression module, the light source module and the measurement module, receives and analyzes described
Feedback data；Wherein, by analyzing the feedback data, the control module controls the temperature control module, the compression module,
The light source module and the measurement module, to adjust the pressurization voltage, the temperature of the reaction chamber and the visible light
Wavelength and irradiation time make Formation of liquid crystals pre-tilt angle.
In the embodiment of the application, the more visible light fluorescent tubes have different wave length, by replacing or opening not
The visible light fluorescent tube of co-wavelength, to obtain the visible light of different wave length.
In the embodiment of the application, after polymerization, the contrast and gamma value of display panel are measured, at this time institute
The temperature of reaction chamber is stated between 0 DEG C to 100 DEG C.
In the embodiment of the application, the measurement module is set to outside the reaction chamber, and is connected to the reaction
Interior, to measure relevant data.
The further object of the application is a kind of manufacturing method of display panel, including：First substrate and the second substrate are provided；
Both alignment layers are set on the first substrate and the second substrate；Liquid crystal and monomer are set in the first substrate and described the
Between two substrates, to form a liquid crystal cell；The liquid crystal cell is placed in a reaction chamber, and one pressurization voltage of application and irradiation can
It is light-exposed in the liquid crystal cell, so that the monomer and the both alignment layers is carried out polymerization reaction, wherein the visible light includes at least one
Kind wavelength, the number of the irradiation visible light are primary or intermittent multiple irradiation；Wherein, it after the polymerization reaction, measures
The contrast and gamma value of display panel, the temperature of the reaction chamber is between 0 DEG C to 100 DEG C at this time；Wherein, described visible
Light includes at least one wavelength, and the irradiation time of the visible light is between 10s to 200min.The wavelength of the visible light is situated between
Between 380nm to 780nm；By controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light, with
Reacting for the monomer and the both alignment layers is controlled, and makes the Formation of liquid crystals pre-tilt angle.
The application can be reduced and be lacked caused by process of alignment by the reaction condition between control both alignment layers and monomer
It falls into, and the yield rate of display panel optical display properties and display panel can be improved.
Detailed description of the invention
Fig. 1 is exemplary display panel schematic diagram；
Fig. 2 is the display panel energization schematic diagram of one embodiment of the application；
Fig. 3 is the display panel manufacturing method flow chart of one embodiment of the application；
Fig. 4 is the display panel manufacturing device module map of one embodiment of the application；
Fig. 5 is the display panel manufacturing method flow chart of the another embodiment of the application.
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the application with reference to additional schema
Example.The direction term that the application is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outside", " side "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the application, rather than to
Limit the application.
Attached drawing and explanation are considered inherently illustrative, rather than restrictive.The similar list of structure in the figure
Member is to be given the same reference numerals.In addition, in order to understand and be convenient for description, the size and thickness of each component shown in the accompanying drawings are
It is arbitrarily shown, but the application is without being limited thereto.
In the accompanying drawings, for clarity, the thickness in layer, film, panel, region etc. is exaggerated.In the accompanying drawings, in order to understand
With convenient for description, the thickness of some layer and region is exaggerated.It will be appreciated that ought such as layer, film, region or substrate component quilt
Referred to as " " another component "upper" when, the component can be directly on another component, or there may also be middle groups
Part.
In addition, in the description, unless explicitly described as opposite, otherwise word " comprising " will be understood as meaning to wrap
The component is included, but is not excluded for any other component.In addition, in the description, " above " means to be located at target group
Part either above or below, and be not intended to must be positioned on the top based on gravity direction.
Further to illustrate that the application is the technical means and efficacy reaching predetermined goal of the invention and being taken, below in conjunction with
Attached drawing and specific embodiment, manufacturing method and manufacturing device to a kind of display panel proposed according to the application are specific
Embodiment, structure, feature and its effect, detailed description is as follows.
Fig. 1 is exemplary display panel schematic diagram.Referring to FIG. 1, a kind of exemplary PSVA type display panel 100,
Including：The first substrate 110 and the second substrate 210 being oppositely arranged, switching layer 120 are set on the first substrate 110；Color
Resistance layer 220 is set in the second substrate 210；Both alignment layers 130 are respectively arranged at the switching layer 120 and the color blocking layer
On 220；And liquid crystal 140, it is located between the first substrate 110 and the second substrate 210.In the system of display panel 10
During making, liquid crystal is sealed in therebetween, to be formed by the first substrate 100 and the opposite fitting of the second substrate 200
One liquid crystal cell.By applying voltage to liquid crystal cell, and in certain condition (size of such as voltage and pressing time, ultraviolet light intensity
Degree, ultraviolet light time etc.) under, both alignment layers and monomer generate polymerization reaction, make the liquid crystal 140 form pre-dumping with this
Angle.But since display panel 100 need to pass through the ultraviolet light in two stages, monomer could be made to polymerize completely with both alignment layers instead
It answers.In the process, monomer concentration, the factors such as ultraviolet ray intensity have no small influence to polymerization reaction.Wherein, according to system
The difference of technique is made, there may be pollute defect, orientation power deficiency or monomer implode reaction to both alignment layers.
Fig. 2 be one embodiment of the application display panel energization schematic diagram and Fig. 3 be one embodiment of the application display surface
Board fabrication method flow chart.It please also refer to Fig. 2 and Fig. 3, in the embodiment of the application, a kind of manufacturer of display panel
Method, step include：
Step S101：First substrate 110 and the second substrate 210 are provided.
Step S102：Both alignment layers 130 are set on the first substrate 110 and the second substrate 210.
Step S103：Liquid crystal 140 and monomer (not shown) are set in the first substrate 110 and the second substrate 210
Between, to form a liquid crystal cell.
Step S104：The liquid crystal cell is placed in a reaction chamber, and apply one pressurization voltage 150 and irradiation visible light in
The liquid crystal cell makes the monomer and the both alignment layers carry out polymerization reaction.
In the embodiment of the application, the visible light includes at least one wavelength, and the number for irradiating visible light is one
It is secondary or multiple.Wherein, by controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light, to control
Reacting for monomer and the both alignment layers is stated, and makes the Formation of liquid crystals pre-tilt angle.
In the embodiment of the application, in polymerization reaction, the temperature of the reaction chamber may be, for example, 40 DEG C or 50 DEG C；
After polymerization, the contrast and gamma value of display panel are measured, the temperature of the reaction chamber is between 0 DEG C to 100 DEG C at this time
Between.
In the embodiment of the application, the irradiation time of the visible light is described visible between 10s to 200min
The wavelength of light is between 380nm to 780nm.
In the embodiment of the application, the pressurization voltage is between 0V to 50V.
In the embodiment of the application, it is seen that the irradiation number of light may be, for example, to irradiate twice, wherein irradiate for the first time
The temperature of reaction chamber is 40 DEG C, and second of temperature for irradiating reaction chamber is 50 DEG C.The radiation of visible light of different numbers, it is corresponding
Visible wavelength can also be different.Such as a length of 470nm of ultraviolet light wave irradiated for the first time, the ultraviolet light irradiated for the first time
Wavelength is 530nm, without restriction herein depending on the demand of this design considerations research staff and manufacture production.
In the embodiment of the application, by visible wavelength, reaction chamber temperature, irradiation time, pressurization voltage etc.
The adjusting of parameter, the concentration 2000ppm of monomer is between 4000ppm before reacting, it is seen that the concentration of monomer is then less than after light irradiation
200ppm。
Fig. 4 is the display panel manufacturing device module map of one embodiment of the application.In one embodiment, a kind of display panel
Manufacturing device 300, there is a reaction chamber, the reaction chamber includes：Temperature control module 301, to control the temperature of the reaction chamber
Degree；Compression module 302, provides pressurization voltage, and the pressurization voltage is applied to display panel；Light source module 303, can with more
Light-exposed fluorescent tube, to provide visible light, wherein the radiation of visible light to the display panel；Measurement module 304, to measure
The contrast and gamma value of the display panel are surveyed, and exports feedback data；And control module 305, connect the temperature control mould
Block 301, the compression module 302, the light source module 303 and the measurement module 304, receive and analyze the feedback coefficient
According to；Wherein, by analyzing the feedback data, the control module 305 controls the temperature control module 301, the compression module
302, the light source module 303 and the measurement module 304, to adjust the pressurization voltage, the temperature of the reaction chamber and institute
The wavelength and irradiation time for stating visible light, make Formation of liquid crystals pre-tilt angle.
In the embodiment of the application, the measurement module 304 can be for example set to outside the reaction chamber, and be connected to
In the reaction chamber, to measure relevant data.
In the embodiment of the application, the more visible light fluorescent tubes have different wave length, by replacing or opening not
The visible light fluorescent tube of co-wavelength, to obtain the visible light of different wave length.
In the embodiment of the application, in polymerization reaction, the temperature of the reaction chamber may be, for example, 40 DEG C or 50 DEG C；
After polymerization, the contrast and gamma value of display panel are measured, the temperature of the reaction chamber is between 0 DEG C to 100 DEG C at this time
Between.
In some embodiments, it is seen that the irradiation time of light is longer, and pressurization voltage is lower, and the temperature of reaction chamber is higher, instead
Level of residual monomers after answering is lower.Because level of residual monomers is low, the light transmittance for manufacturing resulting display panel is higher, and display effect is got over
It is good.
Fig. 5 is the display panel manufacturing method flow chart of the another embodiment of the application.Fig. 2 and Fig. 5 are please referred to, in the application
An embodiment in, a kind of manufacturing method of display panel, step includes：
Step S201：First substrate 110 and the second substrate 210 are provided.
Step S202：Both alignment layers 130 are set on the first substrate 110 and the second substrate 210.
Step S203：Liquid crystal 140 and monomer (not shown) are set in the first substrate 110 and the second substrate 210
Between, to form a liquid crystal cell.
Step S204：The liquid crystal cell is placed in a reaction chamber, and apply one pressurization voltage 150 and irradiation visible light in
The liquid crystal cell makes the monomer and the both alignment layers carry out polymerization reaction.
In the embodiment of the application, the visible light includes at least one wavelength, and it is primary for irradiating the number of visible light
Or intermittent multiple irradiation.By controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light, with control
Reacting for the monomer and the both alignment layers is made, and makes the Formation of liquid crystals pre-tilt angle.
In the embodiment of the application, in the embodiment of the application, in polymerization reaction, in the temperature of the reaction chamber
Degree may be, for example, 40 DEG C or 50 DEG C；After polymerization, the contrast and gamma value of display panel are measured, at this time the reaction chamber
Temperature between 0 DEG C to 100 DEG C.
In the embodiment of the application, the irradiation time of the visible light is between 10s to 200min.
In the embodiment of the application, the wavelength of the visible light is between 380nm to 780nm.
In the embodiment of the application, the pressurization voltage is between 0V to 50V.
It refer again to Fig. 2, Fig. 4 and Fig. 5, in the embodiment of the application, a kind of manufacturing device 300 of display panel,
With a reaction chamber, the reaction chamber includes：Temperature control module 301, to control the temperature of the reaction chamber；Compression module 302,
Pressurization voltage is provided, the pressurization voltage is applied to display panel；Light source module 303 has more visible light fluorescent tubes, to mention
For visible light, wherein the radiation of visible light to the display panel；Measurement module 304, to measure the display panel
Contrast and gamma value, and export feedback data；And control module 305, connect the temperature control module 301, the compression molding
Block 302, the light source module 303 and the measurement module 304, receive and analyze the feedback data；Wherein, by analyzing institute
Feedback data is stated, the control module 305 controls the temperature control module 301, the compression module 302, the light source module 303
With the measurement module 304, to adjust the pressurization voltage, the wavelength and photograph of the temperature of the reaction chamber and the visible light
The time is penetrated, Formation of liquid crystals pre-tilt angle is made.
In the embodiment of the application, the measurement module 304 can be for example set to outside the reaction chamber, and be connected to
In the reaction chamber, to measure relevant data.
In the embodiment of the application, the more visible light fluorescent tubes have different wave length, by replacing or opening not
The visible light fluorescent tube of co-wavelength, to obtain the visible light of different wave length.
In the embodiment of the application, the wavelength of the visible light is between 380nm between 780nm.
In the embodiment of the application, in polymerization reaction, the temperature of the reaction chamber may be, for example, 40 DEG C or 50 DEG C；
After polymerization, the contrast and gamma value of display panel are measured, the temperature of the reaction chamber is between 0 DEG C to 100 DEG C at this time
Between.
In some embodiments, the display panel of the application may be, for example, liquid crystal display panel, also can be MVA display surface
Plate, PSVA display panel, TN display panel, STN display panel, curved face type display panel or other types display panel.
Temperature of the application by the control reaction chamber, the pressurization voltage, the wavelength of the visible light, to control
Reacting for monomer and the both alignment layers is stated, and makes the Formation of liquid crystals pre-tilt angle, defect caused by process of alignment can be reduced,
And reduce the manufacturing cost of display panel.
" in some embodiments " and " in various embodiments " terms are used repeatedly etc..The term is not usually
Refer to identical embodiment；But it may also mean that identical embodiment.The words such as "comprising", " having " and " comprising " are synonymous
Word, unless its context meaning shows other meanings.
The above is only embodiments herein, not makes any form of restriction to the application, although the application
It is disclosed above with specific embodiment, however it is not limited to the application, any person skilled in the art, not
It is detached within the scope of technical scheme, when the technology contents using the disclosure above make a little change or are modified to equivalent change
The equivalent embodiment of change, but all contents without departing from technical scheme, the technical spirit according to the application is to the above reality
Any simple modification, equivalent change and modification made by example are applied, in the range of still falling within technical scheme.
Claims (10)
1. a kind of manufacturing method of display panel, which is characterized in that including：
First substrate and the second substrate are provided；
Both alignment layers are set on the first substrate and the second substrate；
Liquid crystal and monomer are set between the first substrate and the second substrate, to form a liquid crystal cell；
The liquid crystal cell is placed in a reaction chamber, and applies a pressurization voltage and irradiation visible light in the liquid crystal cell, makes institute
It states monomer and the both alignment layers carries out polymerization reaction；
Wherein, the visible light includes at least one wavelength, and the number of the irradiation visible light is primary or intermittent multiple photograph
It penetrates；
Wherein, by controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light, to control the list
Body is reacted with the both alignment layers, and makes the Formation of liquid crystals pre-tilt angle.
2. the manufacturing method of display panel as described in claim 1, which is characterized in that after the polymerization reaction, measure
The contrast and gamma value of display panel, the temperature of the reaction chamber is between 0 DEG C to 100 DEG C at this time.
3. the manufacturing method of display panel as described in claim 1, which is characterized in that described anti-in the polymerization reaction
The temperature for answering room is 40 DEG C or 50 DEG C.
4. the manufacturing method of display panel as described in claim 1, which is characterized in that before the polymerization reaction, the list
The concentration of body is between 2000ppm between 4000ppm；After the polymerization reaction, the concentration of the monomer is less than 200ppm.
5. the manufacturing method of display panel as described in claim 1, which is characterized in that the wavelength of the visible light between
Between 380nm to 780nm.
6. the manufacturing method of display panel as described in claim 1, which is characterized in that the pressurization voltage is between 0V to 50V
Between.
7. a kind of manufacturing device of display panel, which is characterized in that there is a reaction chamber, the reaction chamber includes：
Temperature control module, to control the temperature of the reaction chamber；
Compression module, provides pressurization voltage, and the pressurization voltage is applied to display panel；
Light source module has more visible light fluorescent tubes, to provide visible light, wherein the radiation of visible light to the display
Panel, the irradiation number of the visible light are primary or intermittent multiple irradiation；
Measurement module to measure the contrast and gamma value of the display panel, and exports feedback data；And
Control module connects the temperature control module, the compression module, the light source module and the measurement module, receives simultaneously
Analyze the feedback data；
Wherein, by analyzing the feedback data, the control module controls the temperature control module, and the compression module is described
Light source module and the measurement module, to adjust the pressurization voltage, the wavelength of the temperature of the reaction chamber and the visible light
And irradiation time, make Formation of liquid crystals pre-tilt angle.
8. the manufacturing device of display panel as claimed in claim 7, which is characterized in that the more visible light fluorescent tubes have not
Co-wavelength, by replacing or opening the visible light fluorescent tube of different wave length, to obtain the visible light of different wave length.
9. the manufacturing device of display panel as claimed in claim 7, which is characterized in that the radiation of visible light to the display
After panel completes polymerization reaction, the contrast and gamma value of the display panel are measured, the temperature of the reaction chamber is between 0 at this time
DEG C between 100 DEG C.
10. a kind of manufacturing method of display panel, which is characterized in that including：
First substrate and the second substrate are provided；
Both alignment layers are set on the first substrate and the second substrate；
Liquid crystal and monomer are set between the first substrate and the second substrate, to form a liquid crystal cell；
The liquid crystal cell is placed in a reaction chamber, and applies a pressurization voltage and irradiation visible light in the liquid crystal cell, makes institute
It states monomer and the both alignment layers carries out polymerization reaction, wherein the visible light includes at least one wavelength, the irradiation visible light
Number be primary or intermittent multiple irradiation；
Wherein, after the polymerization reaction, the contrast and gamma value of display panel are measured, the temperature of the reaction chamber is situated between at this time
Between 0 DEG C to 100 DEG C；
Wherein, the visible light includes at least one wavelength, and the wavelength of the visible light is between 380nm to 780nm；
Wherein, before the polymerization reaction, the concentration of the monomer, between 4000ppm, polymerize instead between 2000ppm described
The concentration of Ying Hou, the monomer are less than 200ppm；
Wherein, by controlling the temperature of the reaction chamber, the pressurization voltage, the wavelength of the visible light, to control the list
Body is reacted with the both alignment layers, and makes the Formation of liquid crystals pre-tilt angle.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935210.8A CN108873489A (en) | 2018-08-16 | 2018-08-16 | The manufacturing method and manufacturing device of display panel |
| PCT/CN2018/123179 WO2020034539A1 (en) | 2018-08-16 | 2018-12-24 | Manufacturing method and manufacturing equipment for display panel |
| US16/315,562 US10678096B1 (en) | 2018-08-16 | 2018-12-24 | Method and apparatus for fabricating display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935210.8A CN108873489A (en) | 2018-08-16 | 2018-08-16 | The manufacturing method and manufacturing device of display panel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031799A (en) * | 2018-09-26 | 2018-12-18 | 惠科股份有限公司 | Display panel and preparation method thereof |
| WO2020034539A1 (en) * | 2018-08-16 | 2020-02-20 | 惠科股份有限公司 | Manufacturing method and manufacturing equipment for display panel |
| CN113031349A (en) * | 2021-03-22 | 2021-06-25 | 惠科股份有限公司 | Photo-alignment device and photo-alignment method |
| US11966123B2 (en) | 2021-03-22 | 2024-04-23 | HKC Corporation Limited | Device and method for photo alignment |
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