CN110007527A - A kind of sealant, display panel and preparation method thereof and display equipment - Google Patents
A kind of sealant, display panel and preparation method thereof and display equipment Download PDFInfo
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- CN110007527A CN110007527A CN201910322393.0A CN201910322393A CN110007527A CN 110007527 A CN110007527 A CN 110007527A CN 201910322393 A CN201910322393 A CN 201910322393A CN 110007527 A CN110007527 A CN 110007527A
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- sealant
- light
- solute
- membrane substrates
- array substrate
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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
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
A kind of sealant, display panel and preparation method thereof and display equipment.Sealant includes: the matrix glue material of light transmission；With light transmission solute for being transformed to shading solute under the first setting condition；And peel, it is blended in matrix glue material, light transmission solute is coated in peel, and peel is used under imposing a condition second degrade, to discharge light transmission solute in matrix glue material.The sealant, peel is blended in the matrix glue material of light transmission, light transmission solute is coated in peel, sealant is when being applied to display panel, after array substrate and color membrane substrates are to box, peel is degraded under first imposing a condition second, discharge light transmission solute, so that light transmission solute is blended in matrix glue material, light transmission solute is transformed to shading solute under the first setting condition again, and shading color is presented in shading solute, since shading solute is blended in matrix glue material, the color of sealant just changes into shading color by light color, and the sealant after solidifying in this way can shut out the light.
Description
Technical field
Present document relates to liquid crystal apparatus technical field, espespecially a kind of sealant, a kind of display panel, a kind of system of display panel
Make method and a kind of display equipment.
Background technique
In liquid crystal display device field, the effect of sealant is to seal array substrate and color membrane substrates, prevents liquid crystal
It is excessive, while steam and oxygen in air being prevented to enter inside sealant.Its curing method has thermal curing method, photo-thermal curing simultaneously
Usage, photocuring processes.Almost it is all made of photo-thermal curing in the industry at present and with type adhesive (photo-thermal curing and with type sealant).Mesh
Preceding photo-thermal curing and with type sealant, is creamy white more, white translucent after solidification, and there is certain light to penetrate energy
Power.After preventing pairs of box, by sealant light leakage occurs for backlight light, usually needs to be arranged in color membrane substrates corresponding position wide
BM (Black Matrix, the black matrix) pattern that degree is greater than sealant carries out shading, but still has a small amount of light and pass through envelope frame
Glue is reflected and is reflexed in box.Therefore, when sealant carries out the irradiation solidification of UV ultraviolet light, can only pass through in array substrate side
The gap of the periphery cabling of array substrate corresponding region carries out UV irradiation, and can not be irradiated from color film side.In actual production,
In order to match wire body production capacity, UV irradiates cured cumulative exposure amount model and needs to be limited to a certain range.To ensure that sealant can be with
Abundant photocuring, prevent product later period reliability when evaluating in high temperature and humidity high-potting, that leakproofness occurs in disbonded test is bad
Problem is needed when array substrate designs, it is ensured that the width and aperture opening ratio of coating area metal routing.Thus also lead to periphery cabling
It can not intensively be routed, be unfavorable for the development of narrow frame technology.
Summary of the invention
At least one of in order to solve the above-mentioned technical problem, there is provided herein a kind of sealants, are being applied to display surface
When plate, it can improve that sealant is ineffective to the mixed and disorderly light barrier of noneffective display area in box and asking there are periphery light leakage
Topic.
A kind of display panel, a kind of display device and a kind of production method of display panel is also provided herein.
Sealant provided in an embodiment of the present invention, comprising: the matrix glue material of light transmission；It is used for light transmission solute in the first setting
Under the conditions of be transformed to shading solute；And peel, it is blended in described matrix glue material, the light transmission solute is coated on the peel
Interior, the peel is used under imposing a condition second degrade, to discharge the light transmission solute in described matrix glue material.
Optionally, the material of the peel includes photo-thermal degradable material, and it is that ultraviolet light irradiates that described second, which imposes a condition,.
Optionally, the material of the peel further includes shading dyes, the shading dyes and the photo-thermal degradable material phase
Mixing.
Optionally, in the sealant, the sum of mass percent of the peel and the light transmission solute be 1%~
10%.
Optionally, the light transmission solute is light-sensitive material, and described first imposes a condition as setting light irradiation.
Optionally, the light-sensitive material is silver halide, and the light that sets is ultraviolet light, and the shading solute is darkly
Color.
Display panel provided in an embodiment of the present invention, comprising: the array substrate and color membrane substrates being oppositely arranged, and setting
Sealant between the array substrate and the color membrane substrates, wherein the array substrate has periphery cabling area；It is described
Color membrane substrates include light shield layer, are provided with hollowed out area on the light shield layer；The sealant is for connecting the array substrate
With the color membrane substrates, the sealant, the hollowed out area and periphery cabling area in the array substrate just
Project least partially overlapped, the sealant includes matrix glue material and shading solute.
Optionally, projection of the sealant on the color membrane substrates is covered with the hollowed out area.
Display equipment provided in an embodiment of the present invention, including display panel described in any of the above-described embodiment.
The production method of display panel provided in an embodiment of the present invention, comprising:
Array substrate is provided and color membrane substrates, the color membrane substrates include light shield layer, is provided with hollow out on the light shield layer
Region, the array substrate have periphery cabling area；
The array substrate and the color membrane substrates are installed to box, to the sealant that box is formed connect the array substrate and
The color membrane substrates, the sealant be any of the above-described embodiment described in sealant, the sealant, the hollowed out area with
And orthographic projection of the periphery cabling area in the array substrate is least partially overlapped；
The sealant is solidified through hollowed out area in the color membrane substrates side by ultraviolet light, solidification when institute
It states the light-sensitive material in sealant and is changed into shading solute, so that the sealant shading after solidifying.
Optionally, before the offer array substrate and color membrane substrates the step of further include: by primary on substrate
Patterning processes form the light shield layer that periphery has hollowed out area, and color membrane substrates are made.
Optionally, described that the sealant is consolidated through hollowed out area in the color membrane substrates side by ultraviolet light
The step of change includes: to pass through mask plate in color membrane substrates side ultraviolet light to be radiated at the hollowed out area, described in solidification
Sealant.
Compared with prior art, sealant provided in an embodiment of the present invention, peel are blended in the matrix glue material of light transmission, thoroughly
Light solute is coated in peel, and sealant is when being applied to display panel, and after array substrate and color membrane substrates are to box, peel first exists
The lower degradation of second setting condition, discharges light transmission solute, so that light transmission solute is blended in matrix glue material, light transmission solute is again first
Setting condition down conversion is shading solute, and shading color is presented in shading solute, since shading solute is blended in matrix glue material, seals frame
The color of glue just changes into shading color by light color, and the sealant after solidifying in this way can shut out the light, so as to improve
Sealant is ineffective to the mixed and disorderly light barrier of noneffective display area in box and there are problems that periphery light leakage.
The other feature and advantage of this paper will illustrate in the following description, also, partly become from specification
It is clear that by implementing to understand herein.The purpose of this paper and other advantages can be by specifications, claims
And specifically noted structure is achieved and obtained in attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand this paper technical solution, and constitutes part of specification, with this Shen
Embodiment please is used to explain the technical solution of this paper together, does not constitute the limitation to this paper technical solution.
Fig. 1 is the structural schematic diagram of the manufacturing process of the display panel of the relevant technologies；
Fig. 2 is the structural schematic diagram of its manufacturing process of display panel described in the embodiment of the present invention two；
Fig. 3 is the schematic cross-sectional view of photosensitive capsule in sealant of the present invention.
Wherein, the corresponding relationship in Fig. 2 and Fig. 3 between appended drawing reference and component names are as follows:
10 array substrates, 11 inside cablings, 12 periphery cablings, 20 color membrane substrates, 21 light shield layers, 22 hollowed out areas, 30 envelopes
Frame glue, 31 light transmission solutes, 32 peels, 33 photosensitive capsules, 40 mask plates, 51 support pattern layers, 52 color blocking pattern layers, 53 is flat
Layer, 6 ultraviolet lights.
Specific embodiment
For the purposes, technical schemes and advantages of this paper are more clearly understood, below in conjunction with attached drawing to the reality of this paper
Example is applied to be described in detail.It should be noted that in the absence of conflict, the spy in embodiment and embodiment in the application
Sign can mutual any combination.
Many details are explained in the following description in order to fully understand herein, still, can also be adopted herein
Implemented with other than the one described here mode, therefore, the protection scope of this paper is not by following public specific implementation
The limitation of example.
Fig. 1 shows a kind of liquid crystal display panel preparation method in the related technology:
Prepare array substrate: comprising the inside cabling 102, non-effective aobvious in array substrate glass 101, effective display area A1
Show the periphery cabling 103 in area A2 (to influence convenient for intuitively reflecting on gluing and solidification, this will not be repeated here for other film layers).
Prepare color membrane substrates: comprising colour film substrate glass 201, BM pattern layer 202, color blocking pattern layer 203, flatness layer 204,
Support pattern layer 205.BM pattern layer 202 is light shield layer or black matrix, and color blocking pattern layer 203 is color film layer, supports pattern layer 205
For spacer material or supporter.
After array substrate and color membrane substrates are to box, are bonded by sealant 3, under the action of metal mask version 5, pass through purple
UV light 4 carries out sealant photocuring.Since sealant has translucency, need to scheme using BM on corresponding position color membrane substrates
Pattern layer 202 is blocked, therefore only can carry out photocuring from array substrate side, is had to the aperture opening ratio of periphery cabling 103 and is strict with, limit
The densely arranged of periphery cabling 103 has been made, narrow frame realization is unfavorable for.
Have in the industry and proposes that periphery leakage problem can be well solved using the sealant of black, still, the envelope frame of black
The light transmittance of glue itself is too low, and ultraviolet light solidification is slowly and effect is poor.
The relevant technologies there are the problem of it is as follows:
1, sealant needs to carry out ultraviolet light irradiation solidification from array substrate side, limits corresponding position periphery trace openings
Rate is unfavorable for narrow frame realization；And it is white translucent after sealant solidification, to the mixed and disorderly light of noneffective display area in box
Blocking effect is bad, and there are periphery light leakage etc. is bad.
2, using black sealant, since its ultraviolet light transmitance is too low, ultraviolet light solidification problem can not be solved.
Embodiment one
Sealant 30 provided in an embodiment of the present invention, comprising: the matrix glue material of light transmission；With light transmission solute 31, it is blended in base
In body glue material, and light transmission solute 31 for being transformed to shading solute under the first setting condition.
The sealant 30, light transmission solute 31 are blended in the matrix glue material of light transmission, and light transmission solute 31 imposes a condition first
Down conversion is shading solute, and sealant 30 is when being applied to display panel, after array substrate 10 and color membrane substrates 20 are to box, the
Light transmission solute 31 is set to be transformed to shading solute under one setting condition, shading color is presented in shading solute, since shading solute is blended in
In matrix glue material, the color of sealant 30 just changes into shading color by light color, and the sealant 30 after solidifying in this way can hide
It is in the light, so as to improve that sealant 30 is ineffective to the mixed and disorderly light barrier of noneffective display area in box and there are peripheries
The problem of light leakage.
Wherein, as shown in figure 3, sealant 30 further include: peel 32 is blended in matrix glue material, and light transmission solute 31 coats
In peel 32, peel 32 is used under imposing a condition second be degraded, to discharge light transmission solute 31 in matrix glue material.
Sealant 30 is when being applied to display panel, after array substrate 10 and color membrane substrates 20 are to box, first in the second setting
Under the conditions of so that peel 32 is degraded, peel 32 after degradation rupture release light transmission solute 31 is in matrix glue material, matrix glue material
It is mixed with light transmission solute 31；Light transmission solute 31 is set to be transformed to shading solute under the first setting condition again, shading solute, which is presented, to be hidden
Photochromic, since shading solute is blended in matrix glue material, the color of sealant 30 just changes into shading color by light color, solid in this way
Sealant 30 after change can shut out the light, to promote resistance of the sealant 30 to the mixed and disorderly light of noneffective display area in box
Effect is kept off, periphery leakage problem is prevented, to achieve the purpose that improve contrast on border and display image quality.Shading color can be with
It is black.
Preferably, light transmission solute 31 is light-sensitive material, and first is set as setting light irradiation.Light-sensitive material is
Silver halide sets light as ultraviolet light, and shading solute is in black.Silver halide can be silver iodide, silver bromide, silver chlorate etc..
The material of peel 32 includes photo-thermal degradable material, and second, which imposes a condition, is also configured as ultraviolet light irradiation.Furthermore the material of peel 32
Matter further includes shading dyes, and shading dyes are mixed with photo-thermal degradable material, the peel 32 of shading is made, the peel of shading can also
To say into non-transparent peel 32.Ultraviolet light irradiation can also produce higher heat simultaneously, and sealant 30 solidifies by ultraviolet light
Process, the rupture of peel 32 degradation, the light-sensitive material of package are dispersed in matrix glue material in sealant 30.Utilize ultraviolet light
For line by being irradiated to sealant 30, exposed portion silver halide gradually forms silver ion, and aggregation formation Argent grain, most end form
At the sealant 30 with shaded effect.The light-proofness of sealant 30 after solidification itself can be blocked preferably from sealant 30
The disorder light of effective display area is refracted to, display panel periphery leakage problem is improved, promotes periphery contrast.Shading dyes can
Think black dyes.
Peel 32 is mixed with using black dyes and photo-thermal degradable material (with reference to black degradable plastic preparation method for material).
The effect of peel 32 is to avoid in sealant 30 light-sensitive material from reacting in advance to cause to be denaturalized, convenient for the storage of sealant 30, fortune
Defeated and production.Photo-thermal degradable material includes light degradation material and degradable material.
After absorbing ultraviolet light radiation photoinitiation occurs for light degradation material, under photoinitiation, light degradation material
In molecule long key division, light degradation material initial breakdown is the segment of lower molecular weight, and the integrality of polymer is destroyed,
So that the physical property of light degradation material declines.These segments can continue to aoxidize in nature, and it is disconnected that free radical occurs
Reaction is split, low molecular weight compound, including polyethylene and carbon monoxide multipolymer or polyethylene and vinyl are further degraded to
Copper copolymer etc..
Degradable material can degrade in a heated condition, and thermal degradation reaction may include strand depolymerization, molecule
The types such as random chain scission, substituent group removing, specifically repeat no more.Degradable material is poly- for example including polyacrylate, branching
Ethylene, polyethylene, polyvinyl chloride etc..Photo-thermal degradable material is current materials industry mature technology, and this will not be repeated here.
After peel 32 is degraded, what is decomposited is also mixed into matrix glue material by color dyestuff, containing in sealant 30
Measure it is less, but can also be promoted to a certain extent solidify after sealant 30 shaded effect.
Under the premise of to sealant 30 using reasonable packing, storage and producing line use, it is contemplated that apply sealant 30 to light
Solidification has delay (shorter), it is possible to use the peel 32 (not participating in the photo-thermal degradable material of shading dyes) of light transmission is straight
It connects and light-sensitive material is dispersed in sealant 30, this will not be repeated here.
Silver halide of one peel 32 and its package forms a photosensitive capsule 33 (as shown in Figure 3), photosensitive in sealant
Capsule 33 includes very much.The preparation method of photosensitive capsule 33 has surface aggregate cladding process, mechanical mixing, gradually heterocoagulation method
Deng.Wherein, mechanical mixing mainly completes the cladding of particle using the impact force of high-speed flow.Gradually heterocoagulation method utilizes
Electrostatic attraction forms the cationic polymer particle absorption of small particle to the surface of biggish anionic polymer particle outer
The more coarse microsphere aggregation body in surface, is heated to the glass transition temperature of small particle particle or more later, condenses into it continuously
Layer, the surface of entire microballoon system becomes smooth etc. with the extension of heating time.
Specifically, mass percent shared by photosensitive capsule 33 is 1%~10% in sealant 30, is black capsule in peel
When clothing, since its content is relatively fewer in sealant, effect very little is blocked to ultraviolet light when sealant solidifies, it can be true
Sealant solidification process is protected to go on smoothly.Matrix glue material includes photoinitiator, oligomer, acrylic monomers, epoxy resin chemical combination
The components such as object, thermal curing agents and filler are constituted.Filler can be machine and inorganic filler etc..
Embodiment two
Display panel provided in an embodiment of the present invention, as shown in Figure 2, comprising: the array substrate 10 being oppositely arranged and color film
Substrate 20, and the sealant 30 being set between array substrate 10 and color membrane substrates 20, wherein array substrate 10 has periphery
Cabling area, periphery cabling area have periphery cabling 12；Color membrane substrates 20 include light shield layer 21, are provided with vacancy section on light shield layer 21
Domain 22；Sealant 30 is for connecting array substrate 10 and color membrane substrates 20, sealant 30, hollowed out area 22 and periphery cabling area
Orthographic projection in array substrate 10 is least partially overlapped, and sealant 30 includes matrix glue material and shading solute.
It the problem of display panel, sealant 30 is in shading color, can improve display panel edge light leakage after solidifying, can mention
High rim contrast and display image quality.The display panel is fabricated to using the production method of above-mentioned display panel, array substrate 10
On the set-up mode of periphery cabling 12 will not influence the solidification process of sealant 30, solve sealant 30 in array substrate 10
The restricted problem of 12 aperture opening ratio of periphery cabling when place's design is conducive to realize narrow frame design.
Specifically, the width of sealant 30 and hollowed out area 22 is of same size, so that sealant 30 is in color membrane substrates
Projection on 20 is covered with hollowed out area 22, prevents in 22 light leakage of hollowed out area.Certainly, the width of sealant 30 can also be greater than and engrave
The width of empty region 22 can also realize the purpose of the application, and objective is no longer superfluous herein without departing from design philosophy of the invention
It states, in the protection scope that also should belong to the application.
Specifically, periphery cabling 12 is located at the front of array substrate 10, and light shield layer 21 is located at the back side of color membrane substrates 20, battle array
The front of column substrate 10 is opposite with the back side of color membrane substrates 20, and hollowed out area 22 and periphery cabling 12 are opposite.
In Fig. 2, label 51 is support pattern layer, and label 52 is color blocking pattern layer, and label 53 is flatness layer, and label 6 is purple
UV light.
The production method (referring to fig. 2) of the display panel, comprising:
Array substrate 10 and color membrane substrates 20 are provided, the back side of color membrane substrates 20 has light shield layer 21, sets on light shield layer 21
It is equipped with hollowed out area 22, the front of array substrate 10 has periphery cabling area, and periphery cabling area has periphery cabling 12；
The back side of color membrane substrates 20 has light shield layer 21, and light shield layer 21 is black matrix, and hollowed out area 22 is located at color membrane substrates
On 20 noneffective display area B2；There is internal cabling 11, noneffective display area B2 on the effective display area B1 of array substrate 10
Upper to have periphery cabling 12, internal cabling 11 and periphery cabling 12 are respectively positioned on the front of array substrate 10.
To box mounted array substrate 10 and color membrane substrates 20, array substrate 10 and color film are connected to the sealant 30 that box is formed
Substrate 20, the orthographic projection of sealant 30, hollowed out area 22 and periphery cabling area in array substrate 10 are least partially overlapped；
22 front and back face of periphery cabling area and hollowed out area, 30 one end of sealant is connected at the cabling area of periphery, the other end
It is connected at hollowed out area 22, the orthographic projection of sealant 30, hollowed out area 22 and periphery cabling area in array substrate 10 is extremely
Small part overlapping.
Sealant 30 is consolidated through hollowed out area 22 in 20 side of color membrane substrates using mask plate 40 by ultraviolet light
Change, light-sensitive material when solidification in sealant 30 is changed into shading solute, so that 30 shading of sealant after solidifying.
Because having carried out hollow processing on the light shield layer 21 of color membrane substrates 20, it can be realized light at hollowed out area 22 and pass through,
In the color membrane substrates side, under the action of metal mask version, ultraviolet light passes through metal mask version and is radiated at hollowed out area, simultaneously
Through hollowed out area, sealant is solidified.In order to solidify sealant preferably, after the completion of ultraviolet light irradiation, after
It is continuous so that display panel heating setpoint time at a set temperature.Using the sealant 30 and color membrane substrates 20, array substrate 10
Periphery cabling 12 just no longer limited by aperture opening ratio, can intensively be routed, realize narrow frame effect.
The production method of the display panel can solve using the sealant 30 using light transmission existing for black sealant 30
Rate is poor, can not effective photocuring the problem of；Sealant 30 is in shading color after solidifying, and manufactured display panel can improve display surface
Edges of boards edge light leakage, can be improved display panel contrast on border and display image quality, and liberate sealant 30 in array substrate 10
The limitation of 12 aperture opening ratio of periphery cabling when place's design is conducive to realize narrow frame design.
Array substrate can be obtained by production, and production method may is that
The pattern of driving structure layer is formed on substrate.Driving structure layer includes thin film transistor (TFT) (Thin Film
Transistor, TFT), grid line, data line and edge cabling etc., the structure and preparation process and existing preparation of driving structure layer
Process is identical.For example, preparation process may include: first to clean to substrate, then by patterning processes in substrate successively
Prepare gate electrode, grid line, gate insulation layer, active layer, barrier layer, source-drain electrode, data line and edge cabling etc..Internal cabling packet
Include grid line and data line etc..Thin film transistor (TFT) can be bottom grating structure, be also possible to top gate structure, can be amorphous silicon (a-Si)
Thin film transistor (TFT) is also possible to low temperature polycrystalline silicon (LTPS) thin film transistor (TFT) or oxide (Oxide) thin film transistor (TFT), herein not
Do specific restriction.
Color membrane substrates can also be obtained by production, and production method may is that
Colour cell pattern layer 52 and light shield layer 21 are sequentially formed on substrate, color blocking pattern layer 52 includes having different colours
Color blocking is simultaneously located at effective display area B1, and light shield layer 21 is located at effective display area B1 and noneffective display area B2, in effectively display
The light shield layer of area B1 corresponds to sealant between adjacent color blocking, on the light shield layer in noneffective display area B2 and position is arranged
Open up hollowed out area 22.Flatness layer 53 and support pattern layer 51 etc. are continuously formed on the substrate of above-mentioned pattern again.
Wherein, light shield layer 21 is produced by a patterning processes, and light shield layer forms matrix pattern in effective display area B1,
Hollowed out area 22 is formed in noneffective display area.In embodiment described " patterning processes " include coating photoresist, mask exposure,
The processing such as development, etching, stripping photoresist, is the preparation process of existing maturation.
When sealant 30 includes matrix glue material, peel 32 and light transmission solute 31, light transmission solute 31 is wrapped in peel 32
Middle to form photosensitive capsule 33, photosensitive capsule 33 is blended in matrix glue material, by ultraviolet light using mask plate 40 in color film base
When 20 side of plate solidifies sealant 30 through hollowed out area 22, the dispersion release light transmission under ultraviolet light irradiation of peel 32 is molten
Matter 31, light transmission solute 31 are dissolved in matrix glue material and are shading solute in ultraviolet light irradiation down conversion, and shading solute is in screening
Photochromic, since shading solute is blended in matrix glue material, the color of sealant just changes into shading color by light color, in vacancy section
Shading is carried out at domain 22, and it is ineffective to the mixed and disorderly light barrier of noneffective display area in box and exist can to improve sealant 30
The problem of periphery light leakage, can also cancel the aperture opening ratio limitation when wiring of array substrate side periphery, be easier to realize that narrow side is wide, may be used also
Can not effectively it be solidified with the black sealant for solving the problems, such as traditional because itself is opaque.
Embodiment three
Display equipment (not shown) provided in an embodiment of the present invention, including display panel described in embodiment two.
Display equipment provided by the invention, has all advantages of display panel described in embodiment two, no longer superfluous herein
It states.
Example IV
The production method of display panel provided in an embodiment of the present invention, comprising:
Array substrate is provided and color membrane substrates, color membrane substrates include light shield layer, hollowed out area, array are provided on light shield layer
Substrate has periphery cabling area；
To box mounted array substrate and color membrane substrates, the sealant connection array substrate and color membrane substrates formed to box, envelope
Frame glue is sealant described in embodiment one, the orthographic projection of sealant, hollowed out area and periphery cabling area in array substrate
It is least partially overlapped；
Sealant is solidified in color membrane substrates side through hollowed out area by ultraviolet light, when solidification in sealant
Light-sensitive material is changed into shading solute, so that the sealant shading after solidifying.
The production method of the display panel can solve using the sealant using light transmittance existing for black sealant
Difference, can not effective photocuring the problem of；It is in shading color after sealant solidification, manufactured display panel can improve display surface edges of boards
Edge light leakage can be improved display panel contrast on border and display image quality, and liberate in array substrate when designing at sealant
Periphery cabling area periphery cabling volume aperture opening ratio limitation, be conducive to realize narrow frame design.
Specifically, before the step of array substrate and color membrane substrates are provided further include: pass through a composition on substrate
Technique forms the light shield layer that periphery has hollowed out area, color membrane substrates is made, the making step of color membrane substrates does not increase.
Specifically, the step of hollowed out area solidifies sealant packet is penetrated in color membrane substrates side by ultraviolet light
It includes: passing through mask plate in color membrane substrates side ultraviolet light and be radiated at hollowed out area, to solidify sealant.Mask plate is configured to metal
Mask plate.
Sealant includes matrix glue material, peel and light transmission solute, by ultraviolet light using mask plate in color membrane substrates side
When solidifying through hollowed out area to sealant, peel dispersion release light transmission solute, light transmission solute under ultraviolet light irradiation
It is dissolved in matrix glue material and is shading solute in ultraviolet light irradiation down conversion, shading solute is in shading color, since shading is molten
Matter is blended in matrix glue material, and the color of sealant just changes into shading color by light color, and shading is carried out at hollowed out area, can
Sealant is ineffective to the mixed and disorderly light barrier of noneffective display area in box and there are problems that periphery light leakage to improve, and may be used also
It to cancel the aperture opening ratio limitation when wiring of array substrate side periphery, is easier to realize that narrow side is wide, traditional black envelope can also be solved
Frame glue is because itself is opaque effectively to solidify the problem of.
In conclusion sealant provided in an embodiment of the present invention, light transmission solute is blended in the matrix glue material of light transmission, light transmission
Solute is transformed to shading solute under the first setting condition, and sealant is when being applied to display panel, array substrate and color film base
After plate is to box, light transmission solute is set to be transformed to shading solute under the first setting condition, shading color is presented in shading solute, due to shading
Solute is blended in matrix glue material, and the color of sealant just changes into shading color by light color, and the sealant after solidifying in this way is just
It can shut out the light, so as to improve, sealant is ineffective to the mixed and disorderly light barrier of noneffective display area in box and exists
The problem of periphery light leakage.
In description herein, term " installation ", " connected ", " connection ", " fixation " etc. be shall be understood in a broad sense, for example,
" connection " may be fixed connection or may be dismantle connection, or integral connection；It can be directly connected, can also lead to
Intermediary is crossed to be indirectly connected.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning herein.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of this paper
In example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or example.
Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more of the embodiments or examples with suitable
Mode combine.
Although embodiment disclosed herein is as above, the content only implementation of use herein for ease of understanding
Mode is not limited to herein.Technical staff in any this paper fields, do not depart from spirit disclosed herein and
Under the premise of range, any modification and variation, but the patent protection model of this paper can be carried out in the form and details of implementation
It encloses, still should be subject to the scope of the claims as defined in the appended claims.
Claims (11)
1. a kind of sealant characterized by comprising
The matrix glue material of light transmission；With
Light transmission solute, for being transformed to shading solute under the first setting condition；With
Peel is blended in described matrix glue material, and the light transmission solute is coated in the peel, and the peel is used for second
Impose a condition lower degrade, to discharge the light transmission solute in described matrix glue material.
2. sealant according to claim 1, which is characterized in that the material of the peel includes photo-thermal degradable material, institute
The second setting condition is stated as ultraviolet light irradiation.
3. sealant according to claim 2, which is characterized in that the material of the peel further includes shading dyes, described
Shading dyes are mixed with the photo-thermal degradable material.
4. sealant according to claim 1, which is characterized in that in the sealant, the peel and the light transmission are molten
The sum of mass percent of matter is 1%~10%.
5. sealant according to any one of claim 1 to 4, which is characterized in that the light transmission solute is light-sensitive material,
Described first imposes a condition as setting light irradiation.
6. sealant according to claim 5, which is characterized in that the light-sensitive material is silver halide, the setting light
For ultraviolet light, the shading solute is in black.
7. a kind of display panel characterized by comprising
The array substrate and color membrane substrates being oppositely arranged, and the envelope being set between the array substrate and the color membrane substrates
Frame glue, wherein the array substrate has periphery cabling area；
The color membrane substrates include light shield layer, are provided with hollowed out area on the light shield layer；
The sealant for connecting the array substrate and the color membrane substrates, the sealant, the hollowed out area and
Orthographic projection of the periphery cabling area in the array substrate is least partially overlapped, and the sealant includes matrix glue material and screening
Light solute.
8. a kind of display equipment, which is characterized in that include display panel as claimed in claim 7.
9. a kind of production method of display panel characterized by comprising
Array substrate is provided and color membrane substrates, the color membrane substrates include light shield layer, is provided with hollowed out area on the light shield layer,
The array substrate has periphery cabling area；
The array substrate and the color membrane substrates are installed to box, the array substrate and described is connected to the sealant that box is formed
Color membrane substrates, the sealant are sealant described in any one of claims 1 to 6, the sealant, the hollowed out area
And orthographic projection of the periphery cabling area in the array substrate is least partially overlapped；
The sealant is solidified in the color membrane substrates side through hollowed out area by ultraviolet light, when solidification the envelope
Light-sensitive material in frame glue is changed into shading solute, so that the sealant shading after solidifying.
10. the production method of display panel according to claim 9, which is characterized in that in the offer array substrate and
Before the step of color membrane substrates further include:
The light shield layer that periphery has hollowed out area is formed by a patterning processes on substrate, color membrane substrates are made.
11. the production method of display panel according to claim 9, which is characterized in that it is described by ultraviolet light in institute
Stating the step of color membrane substrates side solidifies the sealant through hollowed out area includes:
Mask plate is passed through in color membrane substrates side ultraviolet light and is radiated at the hollowed out area, to solidify the sealant.
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| CN201910322393.0A CN110007527B (en) | 2019-04-22 | 2019-04-22 | Frame sealing glue, display panel, manufacturing method of display panel and display device |
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| CN201910322393.0A CN110007527B (en) | 2019-04-22 | 2019-04-22 | Frame sealing glue, display panel, manufacturing method of display panel and display device |
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| CN110007527B CN110007527B (en) | 2022-11-18 |
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