CN106773213A - A kind of display panel and preparation method thereof, display device - Google Patents
A kind of display panel and preparation method thereof, display device Download PDFInfo
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- CN106773213A CN106773213A CN201710002474.3A CN201710002474A CN106773213A CN 106773213 A CN106773213 A CN 106773213A CN 201710002474 A CN201710002474 A CN 201710002474A CN 106773213 A CN106773213 A CN 106773213A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 183
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- 239000011248 coating agent Substances 0.000 claims description 36
- 238000000576 coating method Methods 0.000 claims description 36
- 239000000565 sealant Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000027455 binding Effects 0.000 description 10
- 238000009739 binding Methods 0.000 description 10
- 230000002708 enhancing effect Effects 0.000 description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 7
- 229910001069 Ti alloy Inorganic materials 0.000 description 7
- HKBLLJHFVVWMTK-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti].[Ti] HKBLLJHFVVWMTK-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910052750 molybdenum Inorganic materials 0.000 description 7
- 239000011733 molybdenum Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 101000966429 Chlamydomonas reinhardtii Dynein, 70 kDa intermediate chain, flagellar outer arm Proteins 0.000 description 2
- 241000132179 Eurotium medium Species 0.000 description 2
- -1 Polyethylene terephthalate Polymers 0.000 description 2
- 238000002679 ablation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000002800 charge carrier Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
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- 230000006378 damage Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
-
- 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
- G02F1/133368—Cells having two substrates with different characteristics, e.g. different thickness or material
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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)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display panel and preparation method thereof, display device, is related to display technology field, can strengthen the intensity in the corner of display panel outer pin area both sides.The display panel includes first substrate and second substrate, and the first substrate includes the first substrate, and the second substrate includes the second substrate；First substrate includes outer pin area, and the outer pin area is set near the middle part at the edge of first substrate；Second substrate has U-shaped vacancy section, and the outer pin area is exposed in the vacancy section.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of display panel and preparation method thereof, display device.
Background technology
By taking LCD-type electronic equipment as an example, as shown in figure 1, display panel therein includes array base palte 01 and color film
Substrate 02, is limited to the design limitation of display panel, after array base palte and color membrane substrates are to box, it is necessary to expose array base palte 01
On outer pin area 30.Wherein, outer pin area 30 includes electrical detection area 31, IC (Integrated Circuit, integrated electricity
Road) area 32 and FPC (Flexible Printed Circuit, FPC) bindings area 33 are bound, for module technique system
Journey and dependence test.
Wherein, because outer pin area 30 is set near the first side 11 of array base palte 01, and respectively tying up in outer pin area 30
Determine area and electrical detection area 31,12 another second is extended at 11 vertical one second with first along array base palte 01
Side 12, therefore, in the prior art, along the direction on the second side 12, the Design of length by color membrane substrates 02 is less than array base palte 01
Length, so as to expose outer pin area 30.
However, due to the lightening market demand of electronic equipment so that the thickness of the substrate in display panel is by original
0.2mm progressively to 0.15mm even 0.1mm transition, thus results in the intensity of substrate worse and worse.Facing arrays substrate 01 and coloured silk
There is the substrate in the substrate and color membrane substrates 02 in array base palte 01 in ilm substrate 02, in outer pin area 30, then to the part of box
Substrate only in array base palte 01, thus, cause during drop test and follow-up use, the first side of array base palte 01
11 and the second side 12 intersect corner be easier breakage, so as to cause the breakage of electronic equipment.
The content of the invention
Embodiments of the invention provide a kind of display panel and preparation method thereof, display device, can strengthen outside display panel
The intensity in the corner of pin area both sides.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
A kind of first aspect, there is provided display panel, including first substrate and second substrate, the first substrate include first
Substrate, the second substrate includes the second substrate；First substrate includes outer pin area, and the outer pin area is near described the
The middle part at the edge of one substrate is set；Second substrate has U-shaped vacancy section, and the outer pin area is exposed in the vacancy section.
Preferably, the corner of the vacancy section is arcuate shape.
Preferably, the display panel also includes being arranged between first substrate and second substrate, and is located at
The sealant of the side corner sections of outer pin area two.
Preferably, the display panel also includes that the anti-of the hollow out area edge for being arranged on second substrate cuts painting
Layer, the anti-coating of cutting is positioned at second substrate towards the side of first substrate；Anti- shape and the institute for cutting coating
The shape for stating vacancy section is consistent, and beyond the vacancy section.
A kind of second aspect, there is provided display device, including the display panel described in first aspect.
Preferably, the display device also includes being arranged on the cushion gum layer of the display panel vacancy section, the buffering
Surface of the surface away from the first substrate of glue-line with the second substrate away from first substrate flushes.
A kind of third aspect, there is provided preparation method of display panel, including：Second substrate is covered on the first substrate；
Wherein, the first substrate includes the first substrate, and first substrate includes outer pin area, and the outer pin area is near described the
The middle part at the edge of one substrate；The second substrate includes the second substrate；Second substrate is cut, U-shaped engraving is formed
Dead zone；Expose the outer pin area in the vacancy section.
Preferably, second substrate is cut, forms U-shaped vacancy section, including：Using ultrashort pulse laser pair
Second substrate is cut, and forms U-shaped vacancy section.
Preferably, the corner of the vacancy section is arcuate shape.
Based on above-mentioned preferred, before second substrate is covered on the first substrate, methods described also includes：Described
The edge of the vacancy section to be formed of the second substrate is formed to be prevented cutting coating；It is described to prevent cutting the shape of coating and the vacancy section
Shape it is consistent, and beyond the vacancy section；Based on this, second substrate is covered on the first substrate, including：Make described anti-cut
Coating covers on the first substrate second substrate towards the first substrate.
The embodiment of the present invention provides a kind of display panel and preparation method thereof, display device, is close to by by outer pin area
The middle part at the edge of the first substrate, i.e. the first side is set, and can make the region of outer pin area both sides along the length direction on the first side
Reserve and, on this basis, by setting U-shaped vacancy section on the second substrate, can be covered in first substrate and second substrate
Afterwards, the second substrate is by the region overlay of outer pin area both sides so that the region of outer pin area both sides is bi-layer substrate structure, so that
The intensity in display panel corner can be strengthened so that during drop test and follow-up use, the corner of display panel is not easy
It is damaged.Wherein, the intensity enhancing in display panel corner, can to a certain extent make the intensity enhancing in outer pin area.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of structural representation of display panel that Fig. 1 is provided for prior art；
Fig. 2 is a kind of structural representation one of display panel provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation that vacancy section is formed on the second substrate provided in an embodiment of the present invention；
Fig. 4 is a kind of structural representation two of display panel provided in an embodiment of the present invention；
Fig. 5 is a kind of structural representation three of display panel provided in an embodiment of the present invention；
Fig. 6 is a kind of schematic top plan view one of display panel provided in an embodiment of the present invention；
Fig. 7 is a kind of schematic top plan view two of display panel provided in an embodiment of the present invention；
Fig. 8 is a kind of structural representation four of display panel provided in an embodiment of the present invention；
Fig. 9 is a kind of structural representation of display device provided in an embodiment of the present invention.
Reference：
01- array base paltes；02- color membrane substrates；The substrates of 10- first；The sides of 11- first；The sides of 12- second；The substrates of 20- second；
30- outer pins area；31- electrical detections area；32-IC binds area；33-FPC binds area；40- vacancy sections；50- is anti-to cut coating；60-
Cushion gum layer；70- drives IC；80-FPC；90- sealants.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of display panel, as shown in Figures 2 and 3, including first substrate and second substrate, the
One substrate includes the first substrate 10, and second substrate includes the second substrate 20；First substrate 10 includes outer pin area 30, outer pin area
30 are set near the middle part at the edge of the first substrate 10；Second substrate 20 has U-shaped vacancy section 40, and outer pin is exposed in vacancy section 40
Area 30.
Herein, outer pin area 30 can include that area 32 and FPC bindings area 33 etc. are bound by electrical detection area 31, IC.
Wherein, electrical detection area 31 includes multiple test points, for after display panel enters module technique, carrying out correlation
Test；IC bindings area 32 is used to bind driving IC；FPC bindings area 33 is used to bind FPC.
It should be noted that first, outer pin area 30 is set near the middle part at the edge of the first substrate 10, as, makes outer
Pin area 30 is concentrated to the middle part of a line (can be described as the first side 11) of the first substrate 10, and along the length side on the first side 11
To, by the region of the both sides of outer pin area 30 reserve come, it is ensured that after the region of the both sides of outer pin area 30 is covered by second substrate, no
Influence the follow-up module technique and dependence test to display panel.
Second, not the U-shaped shape to U-shaped vacancy section 40 be defined, for example can be U-shaped shape as shown in Figures 2 and 3
Shape, or the U-shaped shape as shown in Fig. 4 or Fig. 5.If the second substrate 20 can expose the outer pin area 30, and along outer
The direction on the first side 11 of the first close substrate 10 of pin area 30, the second substrate 20 can cover the region of the both sides of outer pin area 30
.
3rd, not the type to display panel be defined, can be arbitrarily include first substrate and second substrate, and need
The display panel that outer pin area 30 is exposed.
Wherein, when the display panel is liquid crystal display panel, first substrate is array base palte, and second substrate is to box
Substrate, is filled with liquid crystal layer between first substrate and second substrate.
When the display panel is OLED (Organic Light Emitting Diode, organic electroluminescent LED)
During display panel, first substrate is array base palte, and second substrate is package substrate.
The embodiment of the present invention provides a kind of display panel, by the way that outer pin area 30 to be close to the edge of the first substrate 10, i.e.,
The middle part on the first side 11 is set, and the region of the both sides of outer pin area 30 along the length direction on the first side 11, can be made to reserve,
On the basis of this, U-shaped vacancy section 40 is set by the second substrate 20, can after first substrate and second substrate are covered, second
Substrate 20 is by the region overlay of the both sides of outer pin area 30 so that the region of the both sides of outer pin area 30 is bi-layer substrate structure, so that
The intensity in display panel corner can be strengthened so that during drop test and follow-up use, the corner of display panel is not easy
It is damaged.Wherein, the intensity enhancing in display panel corner, can to a certain extent make the intensity enhancing in outer pin area 30.
Further to improve the corner of display panel and the intensity in outer pin area 30, on the one hand, electrical detection area can be made
31 is as far as possible small, and middle part to the first side of the first substrate 10 is concentrated, and corresponding IC binding area 32 and FPC bindings area 33 are also in
Concentrate in portion.On the other hand, along the direction on vertical first side 11, the width of outer pin area 30 can be made as far as possible small.Another further aspect, can be to
One substrate 10, the corner of the second substrate 20 carry out abnormity cutting, make its corner be in circular shape.
Preferably, as shown in figure 5, the corner of vacancy section 40 is arcuate shape.
The corner of vacancy section 40 is set to arcuate shape by the embodiment of the present invention, can reduce corner due to stress collection
In, caused by the problem that is easily damaged.
Preferably, as shown in fig. 6, the display panel also includes being arranged between the first substrate 10 and the second substrate 20,
And positioned at 30 liang of the outer pin area sealant of side corner sections 90.
Wherein, can be shape as shown in Figure 6 positioned at 30 liang of the outer pin area shape of the sealant of side corner sections 90, also may be used
Think shape as shown in Figure 7.
Certainly, in order that first substrate and second substrate bonding, the display panel is also including around viewing area setting
Sealant 90.Can be connected with the sealant 90 set around viewing area positioned at 30 liang of the outer pin area sealant of side corner sections 90,
Can also be not attached to, be not specifically limited herein.
The embodiment of the present invention sets sealant 90 by 30 liang of outer pin area side corner sections, can further strengthen display dress
Put the intensity in middle display panel corner.
It is after first substrate and second substrate are covered, to be obtained after being cut in view of vacancy section 40, and in cutting shape
During into vacancy section 40, to avoid that first substrate is impacted, it is preferred that as shown in figure 8, the display panel also includes setting
Coating 50 is cut in the anti-of the edge of vacancy section 40 of the second substrate 20, anti-coating 50 of cutting is positioned at the second substrate 20 towards the first substrate 10
Side；The anti-shape for cutting coating 50 is consistent with the shape of vacancy section 40, and beyond vacancy section 40.
It should be noted that first, the anti-width for cutting coating 50 can rationally be set according to actual conditions, not influence display
The normal function of panel, and can ensure that the scope of cutting is cut in coating 50 anti-.
Wherein, when vacancy section 40 is formed using ultrashort pulse laser cutting the second substrate 20, the left and right two of line of cut
Side has the error of 20um or so, in order to the scope for ensureing cutting is cut in coating 50 anti-, and it is anti-cut coating 50 and exceed engrave
The part of dead zone 40 does not influence the performance in outer pin area 30, can be set to the anti-width for cutting coating 50 positioned at the line of cut left and right sides
50um or so.
Second, not to preventing that cutting the thickness of coating 50 is defined, can be according to the energy of laser depending on, to avoid cutting process
Structure on first substrate 10 is impacted, and the manufacturing process for not influenceing display panel conventional is defined.
It is further preferred that the anti-material for cutting coating 50 can include at least one in molybdenum, titanium aluminum titanium alloy.
Wherein, at least one that the material for cutting coating 50 is included in molybdenum, titanium aluminum titanium alloy is prevented, Ke Yishi is anti-to cut coating 50
Including the one of which in molybdenum, titanium aluminum titanium alloy, or, anti-coating 50 of cutting includes molybdenum, two kinds of materials of titanium aluminum titanium alloy.
The bigger molybdenum of embodiment of the present invention ablation energy needed for, titanium aluminum titanium alloy are at least one to cut coating as anti-
50, after cutting is formed vacancy section 40, within the regular hour, prevent that cutting coating 50 is not cut, and thereby may be ensured that first
Substrate 10 and the structure on the first substrate 10 are not destroyed.
The embodiment of the present invention also provides a kind of display device, including above-mentioned display panel.
Wherein, the display device of the embodiment of the present invention is applicable to the display device of arbitrary dimension, is also applied for arbitrary shape
Shape includes the display device of different in nature shape.Additionally, being also applied for cover plate and the not display device of cover plate.
Additionally, the laminating type to the display device is not defined, full laminating type, such as optical cement can be used
(Optically Clear Adhesive, OCA) fits and optical resin (Optical Clear Resin, OCR) laminating；When
So, it would however also be possible to employ the mode of frame patch.
The embodiment of the present invention provides a kind of display device, is prepared by by the outer pin area 30 of display panel in display device
Near the edge of the first substrate 10, the i.e. medium position on the first side 11, outer pin can be made along the length direction on the first side 11
The region of the both sides of area 30 reserves to be come, and on this basis, U-shaped vacancy section 40 is set by the second substrate 20, can be first
After substrate and second substrate are covered, the second substrate 20 is by the region overlay of the both sides of outer pin area 30 so that the both sides of outer pin area 30
Region be bi-layer substrate structure, so as to the intensity in display panel corner in display device can be strengthened so that in drop test and
During follow-up use, the corner of display panel is not easy to be damaged.Wherein, the intensity enhancing in display panel corner, can be one
Determine the intensity enhancing in degree Shang Shi outer pins area 30.
Preferably, as shown in figure 9, the display device also includes being arranged on the buffering adhesive of the display panel vacancy section 40
Layer 60, the surface of the surface away from the first substrate 10 of cushion gum layer 60 with the second substrate 20 away from the first substrate 10 flushes.
Wherein, cushion gum layer 60 can be formed by gluing process.
The material of cushion gum layer 60 can (Polyethylene terephthalate gather to benzene two for silicone adhesive, PET
Formic acid glycol ester), foam rubber etc..
It should be noted that cushion gum layer 60 drives IC70, FPC binding binding of area 33 FPC80 in the IC bindings binding of area 32
Formed afterwards, cushion gum layer 60 covers the part of the driving IC70, the FPC80 positioned at outer pin area 30.
The embodiment of the present invention fills cushion gum layer 60 by vacancy section 40, can strengthen the intensity in outer pin area 30, reduces
The breakage rate in outer pin area 30, improves the yield of display device.
On this basis, in order to the cabling for preventing the display panel outer pin area 30 is corroded, it is preferred that slow in filling
Before rushing glue-line 60, one layer of UV optical cement is covered in outer pin area 30 (without shadow glue).
The embodiment of the present invention also provides a kind of preparation method of display panel, with reference to shown in Fig. 5, including：By second substrate
Cover on the first substrate；Wherein, first substrate includes the first substrate 10, and the first substrate 10 includes outer pin area 30, outer pin
Middle part of the area 30 near the edge of the first substrate 10；Second substrate includes the second substrate 20；Second substrate 20 is cut, shape
Into U-shaped vacancy section 40；Expose outer pin area 30 in vacancy section 40.
The embodiment of the present invention provides a kind of preparation method of display panel, is located near the first lining by making outer pin area 30
The edge at bottom 10, the i.e. medium position on the first side 11, can make the area of the both sides of outer pin area 30 along the length direction on the first side 11
Domain reserves to be come, and on this basis, U-shaped vacancy section 40 is formed by the second substrate 20, can be in first substrate and the second base
After plate is covered, the second substrate 20 is by the region overlay of the both sides of outer pin area 30 so that the region of the both sides of outer pin area 30 is bilayer
Substrat structure, so as to the intensity in display panel corner can be strengthened so that during drop test and follow-up use, display panel
Corner be not easy to be damaged.Wherein, the intensity enhancing in display panel corner, can to a certain extent make the strong of outer pin area 30
Degree enhancing.
Preferably, the second substrate 20 is cut, forms U-shaped vacancy section 40, including：Using ultrashort pulse laser pair
Second substrate 20 is cut, and forms U-shaped vacancy section 40.
Wherein, ultrashort pulse laser refers to laser of the Laser pulse time width less than 10 psecs, and it passes through light more
Son ionization generation can be used as the free electron of charge carrier, and a large amount of continuous ionization further discharge charge carrier, these electric charges
Chemical bond in carrier destruction material, reaches the purpose of ablator.It is minimum small, cutting crack to be remained with cutting surfaces heat
The advantages of high with intensity.
After being cut using ultrashort pulse laser, the part of excision can be removed by human assistance.
The embodiment of the present invention forms vacancy section 40 using ultrashort pulse laser, on the one hand, relative to traditional cutting side
Method, is cut using ultrashort pulse laser to the second substrate 20, can avoid machine cuts due to cutting the influence of rib line, and
The problem for causing the first substrate 10 to be deteriorated with line of cut correspondence position intensity；On the other hand, can be real using ultrashort pulse laser
Existing U-shaped cutting.
Preferably, with reference to shown in Fig. 5, the corner of vacancy section 40 is arcuate shape.
The corner of vacancy section 40 is set to arcuate shape by the embodiment of the present invention, can reduce corner due to stress collection
In, caused by the problem that is easily damaged.
Based on above-mentioned, with reference to shown in Fig. 8, it is preferred that before second substrate is covered on the first substrate, methods described
Also include：Formed at the edge of the vacancy section 40 to be formed of the second substrate 20 and prevent cutting coating 50；The anti-shape for cutting coating 50 with
The shape of vacancy section 40 is consistent, and beyond vacancy section 40；Second substrate is covered on the first substrate, including：Make to prevent cutting coating
50, towards first substrate, second substrate are covered in first substrate.
So, can avoid, when cutting forms vacancy section 40, impacting first substrate.
Preferably, prevent that the material for cutting coating 50 can include at least one in molybdenum, titanium aluminum titanium alloy.
Wherein, the thickness needed for preventing cutting coating 50 can be obtained by overlapping the anti-material for cutting coating 50 of coating.
The bigger molybdenum of embodiment of the present invention ablation energy needed for, titanium aluminum titanium alloy are at least one to cut coating as anti-
50, after cutting is formed vacancy section 40, within the regular hour, prevent that cutting coating 50 is not cut, and thereby may be ensured that first
Substrate 10 and the structure on the first substrate 10 are not destroyed.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of display panel, including first substrate and second substrate, the first substrate include the first substrate, second base
Plate includes the second substrate；First substrate includes outer pin area, it is characterised in that the outer pin area is near the described first lining
The middle part at the edge at bottom is set；
Second substrate has U-shaped vacancy section, and the outer pin area is exposed in the vacancy section.
2. display panel according to claim 1, it is characterised in that the corner of the vacancy section is arcuate shape.
3. display panel according to claim 1, it is characterised in that also including being arranged on first substrate and described
Between two substrates, and positioned at the sealant of the side corner sections of outer pin area two.
4. display panel according to claim 1, it is characterised in that also engrave including being arranged on described in second substrate
The anti-of dead zone edge cuts coating, and the anti-coating of cutting is positioned at second substrate towards the side of first substrate；
The anti-shape for cutting coating is consistent with the shape of the vacancy section, and beyond the vacancy section.
5. a kind of display device, it is characterised in that including the display panel described in claim any one of 1-4.
6. display device according to claim 5, it is characterised in that also including being arranged on the display panel vacancy section
Cushion gum layer, the surface away from the first substrate of the cushion gum layer is neat away from the surface of first substrate with the second substrate
It is flat.
7. a kind of preparation method of display panel, it is characterised in that including：Second substrate is covered on the first substrate；Wherein,
The first substrate includes the first substrate, and first substrate includes outer pin area, and the outer pin area is near the described first lining
The middle part at the edge at bottom；The second substrate includes the second substrate；
Second substrate is cut, U-shaped vacancy section is formed；Expose the outer pin area in the vacancy section.
8. preparation method according to claim 7, it is characterised in that cut to second substrate, forms U-shaped engraving
Dead zone, including：
Second substrate is cut using ultrashort pulse laser, forms U-shaped vacancy section.
9. preparation method according to claim 7, it is characterised in that the corner of the vacancy section is arcuate shape.
10. the preparation method according to claim any one of 7-9, it is characterised in that covered first by second substrate
Before on substrate, methods described also includes：
Formed at the edge of the vacancy section to be formed of second substrate and prevent cutting coating；The anti-shape for cutting coating with
The shape of the vacancy section is consistent, and beyond the vacancy section；
Second substrate is covered on the first substrate, including：
Make it is described it is anti-cut coating towards the first substrate, second substrate is covered on the first substrate.
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