CN109119449A - A kind of display panel and its display device - Google Patents
A kind of display panel and its display device Download PDFInfo
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- CN109119449A CN109119449A CN201811011976.3A CN201811011976A CN109119449A CN 109119449 A CN109119449 A CN 109119449A CN 201811011976 A CN201811011976 A CN 201811011976A CN 109119449 A CN109119449 A CN 109119449A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
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Abstract
The present invention provides a kind of display panel and its display device, is related to field of display technology, for avoiding the display area of display panel from being damaged, improves the yield of display panel.The display panel includes first substrate, and first substrate includes encapsulation region；The second substrate being oppositely arranged with first substrate；Package metals layer is provided with multiple first through hole on package metals layer, and first through hole is located in the first package metals portion and the second package metals portion；Multiple second through-holes are additionally provided on package metals layer, the second through-hole is located in the package metals portion of turning；In encapsulation region of the same area, the area percentage that the second through-hole accounts for turning package metals portion is P3, and the area percentage that first through hole accounts for the first package metals portion is P1, P3 > P1；Packaging plastic, packaging plastic are filled in first through hole and the second through-hole, and are bonded together first substrate and the second substrate by first through hole and the second through-hole.Above-mentioned display panel is suitable for display device.
Description
[technical field]
The present invention relates to field of display technology more particularly to a kind of display panel and its display devices.
[background technique]
Compared with many display panels, OLED (Organic Light-Emitting Diode, hereinafter referred to as OLED) is aobvious
Show that panel has many advantages, such as actively shining, high contrast, no angle limit.OLED display panel not only in volume more
Frivolous, also below other display panels in power consumption, to facilitate the cruising ability of promotion display device, therefore, OLED is shown
Panel is widely used in field of display technology, will become the main product of display device from now on.
Currently, beading technology can be used for the encapsulation of OLED, i.e., using laser irradiation glazing compound (containing sharp
Light absorption pigment) and then bond upper and lower base plate.
But in encapsulation process, since laser energy is too big, the device in the display area of OLED can be caused to damage
Wound, and then influence the yield of the display panel.
Therefore, the display area of OLED display panel how is avoided not to be damaged, the yield for improving display panel is in the industry
The main difficult technical currently faced.
[summary of the invention]
In view of this, the embodiment of the invention provides a kind of display panel and its display devices, for avoiding display panel
Display area be damaged, improve the yield of display panel.
One aspect of the present invention provides a kind of display panel, and the display panel includes:
First substrate, the first substrate include viewing area and around the encapsulation region of the viewing area, the encapsulation region packet
Adjacent the first encapsulation region and the second encapsulation region are included, first encapsulation region extends along column direction, second encapsulation region edge
Line direction extend, first encapsulation region is connected with second encapsulation region by turning encapsulation region, the turning encapsulation region
Including connecting side, the shape on the connection side is arc line shaped；
The second substrate being oppositely arranged with the first substrate；
Package metals layer, the package metals layer are located in the encapsulation region in the orthographic projection of the first substrate；It is described
Package metals layer includes adjacent the first package metals portion and the second package metals portion, and first package metals portion is along column side
To extension, second package metals portion extends along line direction, first package metals portion and second package metals
Portion is connected by turning package metals portion；
Multiple first through hole are provided on the package metals layer, the first through hole is located at first package metals portion
In second package metals portion；Multiple second through-holes are additionally provided on the package metals layer, second through-hole is located at
In turning package metals portion；
In encapsulation region of the same area, the area percentage that second through-hole accounts for turning package metals portion is
P3, the area percentage that the first through hole accounts for first package metals portion is P1, wherein P3 > P1；
Packaging plastic, the packaging plastic are located in the encapsulation region in the orthographic projection of the first substrate, at least partly encapsulate
Glue overlaps mutually with the package metals layer, wherein and the packaging plastic is filled in the first through hole and second through-hole, and
The first substrate and the second substrate are bonded together by the first through hole and second through-hole.
Optionally, in encapsulation region of the same area, the first through hole accounts for the area hundred in second package metals portion
Divide than being P2, wherein P3 > P2.
Optionally, in encapsulation region of the same area, the first through hole accounts for the area hundred in second package metals portion
Divide than being P2, wherein │ P1-P2 │≤10%.
Optionally, width is K1 in the row direction in first package metals portion；
On direction of the central point to the vertex of the turning encapsulation region of the viewing area, turning package metals portion
Width be K3, wherein K3 > K1.
Optionally, P3 >=25%.
Optionally, where being parallel to the first substrate on the direction of plane, second through-hole is in the viewing area
Central point to the direction on the vertex of the turning encapsulation region on area be gradually reduced.
Optionally, second through-hole is cylindrical body；Or second through-hole be Elliptic Cylinder；Or described second is logical
Hole is tetragonal body.
Optionally, the shape of the first through hole is identical as the shape of second through-hole.
Optionally, the package metals layer is arranged on the first substrate.
Optionally, the display panel further includes anode layer,
The package metals layer and the anode layer are same layer metal.
Optionally, the display panel further includes data line layer,
The package metals layer and the data line layer are same layer metal.
Optionally, the display panel further includes grid layer,
The package metals layer and the grid layer are same layer metal.
Another aspect of the present invention provides a kind of display device, and the display device includes involved by previous aspect of the present invention
The display panel.
A technical solution in above-mentioned technical proposal has the following beneficial effects:
In the present embodiment, by the way that in encapsulation region of the same area, the second through-hole to be accounted for the face in turning package metals portion 43
Product percentage is greater than, and first through hole accounts for the area percentage in the first package metals portion 41, turning encapsulation region on such unit area
It is interior can reflection laser spot metal the gross area it is opposite reduce, reduce the energy of metallic reflection laser spot in the encapsulation region of turning
Amount, reduces its exposure intensity, the device for avoiding viewing area is burnt.In terms of existing technologies, the skill of the present embodiment
The viewing area that art scheme can effectively avoid corner is burnt, and the yield of display panel is improved.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 2 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 3 is a kind of sectional view in Fig. 2 shown by the embodiment of the present invention at the position AA '；
Fig. 4 is display panel structure schematic diagram in the prior art；
Fig. 5 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Fig. 6 is a kind of sectional view in Fig. 5 shown by the embodiment of the present invention at the position CC '；
Fig. 7 is another sectional view in Fig. 5 shown by the embodiment of the present invention at the position CC '
Fig. 8 is another sectional view in Fig. 5 shown by the embodiment of the present invention at the position CC '；
Fig. 9 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Figure 10 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Figure 11 is another structural schematic diagram of display panel provided by the embodiment of the present invention；
Figure 12 is a kind of sectional view in Figure 11 shown by the embodiment of the present invention at the position DD '；
Figure 13 is display device structure schematic diagram provided by the embodiment of the present invention.
[specific embodiment]
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
It will be appreciated that though substrate may be described in embodiments of the present invention using term first, second etc., but these
Substrate should not necessarily be limited by these terms.These terms are only used to for substrate being distinguished from each other out.For example, not departing from the embodiment of the present invention
In the case where range, first substrate can also be referred to as the second substrate, and similarly, the second substrate can also be referred to as the first base
Plate.
It should be noted that the nouns of locality such as "upper", "lower" described in the embodiment of the present invention, "left", "right" are with attached drawing
Shown in angle come what is be described, should not be construed as the restriction to the embodiment of the present invention.Furthermore within a context, it is also necessary to manage
Solution can not only be formed directly into another when mentioning an element and being formed on "above" or "below" another element
Perhaps "lower" can also be indirectly formed by intermediary element in another element "upper" or "lower" for a element "upper".
Before detailed elaboration technical solution, the technology train of thought of this programme is simply introduced:
Light-emitting component in organic light emitting display panel be prepared by organic material, although its have actively shine,
The advantages such as contrast is higher, but the organic material in light-emitting component is easy the intrusion by aqueous vapor and oxygen, so that this shines
Aging and denaturation occur for element, to influence brightness and the service life of the light-emitting component.
To solve the above-mentioned problems, it needs to be sealed organic light emitting display panel encapsulation, is used in the present embodiment molten
Packaging technology is connect, that is, is conducive to laser spot and packaging plastic is heated, so that it is molten into liquid, by the frame of first substrate and second
The frame of substrate is bonded together, so that forming closed area between first substrate and the second substrate, obstructs extraneous water and oxygen
It is invaded from the side of the organic light emitting display panel, further prevents the light-emitting component in the organic light emitting display panel from contacting
Water and oxygen.Packaging plastic in the present embodiment can be glass cement (Frit) material, contain laser absorption pigment in this kind of material,
Become molten condition after absorbing light, to can reach good adhesive effect, sealing effect is preferable.
In order to make the packaging plastic absorb more light, reaches preferably fusing effect, encapsulation gold can be set in packaging area
Belong to layer, package metals layer can reflection laser spot, the laser spot of reflection is irradiated again on the packaging plastic, improve irradiation temperature, promote
Into packaging plastic to the absorbability of laser, and then reach more ideal thawing effect.
But although the appearance of package metals layer improves packaging effect, but due to the increase of exposure intensity, cause to show
Show that region is burnt, influences the yield of display panel.
In order to solve the problems, such as that above-mentioned display area is burnt, the following technical solutions are proposed by inventor:
The present embodiment provides a kind of display panels, as shown in Figure 1, it is display panel provided by the embodiment of the present invention
A kind of structural schematic diagram, the display panel 100 include first substrate 1, the second substrate 2 being oppositely arranged with first substrate 1, and use
Inevitable in the packaging plastic 3 that first substrate 1 and the second substrate 2 are bonded together, which is arranged in 1 He of first substrate
Between the second substrate 2.
It wherein, should as shown in Fig. 2, it is another structural schematic diagram of display panel provided by the embodiment of the present invention
First substrate 1 includes viewing area 11 and the encapsulation region 12 around viewing area 11, and inevitable, encapsulation region 12 is arranged in first substrate 1
Frame surrounding.It should be noted that can be adjacent between encapsulation region 12 and viewing area 11, it also can be with non-conterminous, Fig. 2 is exemplary
Both show non-conterminous situation, in fact, the relative positional relationship of the two can be depending on specific product.
Encapsulation region 12 includes adjacent the first encapsulation region 21 and the second encapsulation region 22, and the first encapsulation region 21 is prolonged along column direction
It stretches, the second encapsulation region 22 extends along line direction, and the first encapsulation region 21 is connected with the second encapsulation region 22 by turning encapsulation region 23,
Turning encapsulation region 23 includes connection side 231, and the shape on connection side 231 is arc line shaped.It is understood that first substrate 1 can be
Round rectangle as illustrated in FIG. 2, at this point, adjacent both sides are connected by the side of circular arc line.
Referring to figs. 2 and 3, Fig. 3 is a kind of sectional view in Fig. 2 shown by the embodiment of the present invention at the position AA ', this is aobvious
Show that panel 100 further includes package metals layer 4, package metals layer 4 is located in encapsulation region 12 in the orthographic projection of first substrate 1, example
Property as shown in Fig. 2, the maximum width of package metals layer 4 in the row direction and encapsulation region 12 it is of same size, that is to say, that envelope
Dress metal layer 4 is overlapped with encapsulation region 12, in order to distinguish encapsulation region 12 and package metals layer 4, is set package metals layer 4 in this implementation
It is set to 60% transparency.It should be noted that the width of package metals layer 4 in the row direction is also smaller than the width of encapsulation region 12
Degree, the present embodiment are not particularly limited it, can be depending on specific product.
With continued reference to Fig. 2, package metals layer 4 includes adjacent the first package metals portion 41 and the second package metals portion 42,
First package metals portion 41 extends along column direction, and the second package metals portion 42 extends along line direction, the first package metals portion
41 are connected with the second package metals portion 42 by turning package metals portion 43.
With continued reference to Fig. 2 and Fig. 3, it is provided with multiple first through hole 401 on package metals layer 4, first through hole 401 is located at the
In one package metals portion 41 and the second package metals portion 42；It is additionally provided with multiple second through-holes 402 on package metals layer 4, second
Through-hole 402 is located in turning package metals portion 43.Wherein, in encapsulation region B of the same area, the second through-hole 402 accounts for turning envelope
The area percentage for filling metal portion 43 is P3, and the area percentage that first through hole 401 accounts for the first package metals portion 41 is P1,
In, P3 > P1.
The present embodiment can there are several types of understandings:
The first, first through hole 401 is identical with the opening area of the second through-hole 402, but the distribution density of the two is different,
That is, distribution density of second through-hole 402 in turning package metals portion 43 is greater than first through hole 401 in the first encapsulation gold
Distribution density in category portion 41 can be used for occupying for the turning package metals portion of reflection laser spot in turning encapsulation region 23
Area reduces, therefore reflexible light is less, and the viewing area for avoiding corner is burnt by laser spot, improves display panel
Yield.It should be noted that can be shape size all the same for first through hole 401 and the second through-hole 402, it is logical to be also possible to first
Hole 401 is different from 402 shape of the second through-hole but opening area is identical, and (shape size of all first through hole 401 is all the same, owns
The shape size of second through-hole 402 is all the same).
Second, as shown in Figures 2 and 3, the opening area of the second through-hole 402 is greater than the opening area of first through hole 401,
For turning package metals portion 43, the area of the second through-hole increases, and also means that the metal that can be used for reflection laser spot
Area it is opposite reduce, therefore reflexible light is less, and the laser energy of corner weakens, and avoids adjacent with corner aobvious
Show that area is burnt by laser spot, improves the yield of display panel.
The third, the shape and opening area of all first through hole 401 are all the same, the shape of the second through-hole of part 402 and
Opening area is identical as first through hole 401, the shape of the second through-hole of another part 402 it is identical as the shape of first through hole 401 but
Opening area is greater than the opening area of first through hole 401, and different the second through-hole 402 interval of two kinds of opening areas is uniformly distributed.
Since the opening area of the second through-hole of part 402 is greater than the opening area of first through hole 401, in encapsulation region of the same area
In B, the area percentage P3 that the second through-hole 402 accounts for turning package metals portion 43 accounts for the first encapsulation also greater than first through hole 401
The area percentage P1 of metal portion 41.It also means that and can be used for the area of the metal of reflection laser spot in turning package metals portion
It is opposite to reduce, therefore reflexible light is less, the laser energy of corner weakens, and avoids the viewing area quilt adjacent with corner
Laser spot burn, improves the yield of display panel.
The above are three kinds of preferred embodiments, and in addition to this, multiple first through hole 401 and multiple second through-holes 402 can be with
Forming shape is set and/or opening area is different, as long as meeting in encapsulation region B of the same area, the second through-hole 402 accounts for turning envelope
The area percentage P3 of dress metal portion 43 is i.e. reachable greater than the area percentage P1 that first through hole 401 accounts for the first package metals portion 41
It can be used for the metallic area of reflection laser spot to opposite reduction turning package metals portion, therefore less light can be reflected, make turning
The laser energy at place weakens, and avoids the viewing area adjacent with corner and is burnt by laser spot, improves the yield of display panel.
As shown in figure 3, the display panel 100 further includes packaging plastic 3, packaging plastic 3 is located at envelope in the orthographic projection of first substrate 1
It fills in area 12, at least partly packaging plastic 3 overlaps mutually with package metals layer 4, wherein packaging plastic 3 is filled in first through hole 401 and the
In two through-holes 402, and first substrate 1 and the second substrate 2 are bonded together by first through hole 401 and the second through-hole 402.This
Packaging plastic in embodiment can be regarded as glass-encapsulated glue, and the specific principle that encapsulates can be seen above.
In the prior art, as shown in figure 4, it is display panel structure schematic diagram in the prior art, display panel 100 '
Including the first encapsulation part 41 ', the second encapsulation part 42 ' and the turning encapsulation part for connecting the first encapsulation part 41 ' and the second encapsulation part 42 '
43'.Due to turning encapsulation part 43 ' to viewing area 11 ' distance x ' less than the first encapsulation part 41 ' to viewing area 11 ' distance x,
Therefore during being packaged to display panel, since laser spot energy is larger, close to the viewing area of turning encapsulation part 43 '
It by the irradiation of laser spot, causes to burn, influences the yield of display panel.
And in the present embodiment, by the way that in encapsulation region B of the same area, the second through-hole 402 is accounted for turning package metals portion
43 area percentage P3 is greater than, and first through hole 401 accounts for the area percentage P1 in the first package metals portion 41, such unit area
In upper turning encapsulation region 23 can reflection laser spot metal the gross area it is opposite reduce, reduce metal in turning encapsulation region 23
The energy of reflection laser spot reduces its exposure intensity, and the device for avoiding viewing area is burnt.Compared with the existing technology and
Speech, the viewing area that the technical solution of the present embodiment can effectively avoid corner are burnt, and the yield of display panel is improved.
Further, P3 >=25%, in the present embodiment, the second through-hole 402 accounts for the area percentage in turning package metals portion 43
Than for P3.It will be understood that the area percentage that the second through-hole 402 accounts for turning package metals portion 43 is too small, residue can reflection laser
The area of spot is larger, and the laser energy of reflection is larger, the display device for the corner that can burn, therefore enables P3 >=25%, reduces
Can reflection laser spot turning package metals portion 43 area, protect the display device in the viewing area in corner.
It is still further, it is display provided by the embodiment of the present invention as shown in Figure 10 in one embodiment
Another structural schematic diagram of panel, the first package metals portion 41 in the row direction width be K1, viewing area central point extremely
On the direction on the vertex of turning encapsulation region, the width in turning package metals portion 43 is K3, wherein K3 > K1.In conjunction with above-mentioned implementation
Mode it is found that in turning package metals portion 43 second through-hole 402 area percentage P3, be greater than the in the first package metals portion 41
The area percentage P1 of one through-hole 401, that is to say, that can be used for the gold of reflection laser spot on unit area in turning encapsulation region 23
Category area is relatively small, at this point, increasing the width K3 in the turning package metals portion 43 in turning encapsulation region 23, i.e., encapsulates to turning
Total metallic area included by area 23 is compensated, and has both been avoided being easy to crack herein, has been in turn ensured packaging effect.Simultaneously also
It is avoided that the viewing area adjacent with corner is burnt by laser spot, this is because increasing the width in package metals portion of corner 43
Degree, therefore extends crack propagation path, prevents bad because showing caused by metal instant of complete cracking herein, also compensates for simultaneously
Because packaging effect caused by package metals area is relatively small in encapsulation region on unit area is deteriorated.Further, preferably remote
Side from viewing area increases the width K3 in turning package metals portion 43, it is ensured that the viewing area adjacent with corner be not by laser spot
Burn.
Film layer where package metals layer is simply introduced below:
In a kind of specific embodiment, package metals layer 4 is settable on first substrate 1.In the present embodiment, this
One substrate 1 can be glass substrate, be also possible to polyimide substrate.Because also to carry out other film layers on first substrate 1
Preparation, therefore on first substrate 1 simultaneously prepare package metals layer 4, be easier to realize in technique, it is easy to produce.
In another specific embodiment, as shown in Figure 5 and Figure 6, Fig. 5 is display provided by the embodiment of the present invention
Another structural schematic diagram of panel, Fig. 6 are a kind of sectional view in Fig. 5 shown by the embodiment of the present invention at the position CC ', should
Display panel 100 is organic light emitting display panel, and organic light emitting display panel includes multiple organic luminescent devices 6, each organic
Luminescent device 6 includes anode RE, luminescent layer 61 and cathode 63.Wherein, anode RE setting is in anode layer 65, package metals layer 4 with
Anode layer 65 is same layer metal.
Anode layer 65 and 4 same layer of package metals layer are arranged in the present embodiment, on the one hand can reduce thicknesses of layers, so that aobvious
Show that panel is more frivolous, on the other hand reduce preparation section, working efficiency is effectively promoted.Also, since anode layer is
Metallic diaphragm, thus also can reflection laser spot, reach preferable packaging effect.
The principle of luminosity of the organic light emitting display is simply introduced below:
With continued reference to Fig. 6, under the action of extra electric field, electronics e is injected from cathode 63 to luminescent layer 61, and hole h is from sun
Pole RE is injected to luminescent layer 61.Injected electrons e and injected holes h generates exciton after luminescent layer 61 is compound.Exciton is in electricity
It is migrated under the action of, transfers energy to the luminescent organic molecule in luminescent layer 61, the electronics of luminescent organic molecule is by ground state
It transits to excitation state and releases energy, last energy is discharged and emitted beam by way of photon.
In another specific embodiment, as shown in fig. 7, it is the position CC ' in Fig. 5 shown by the embodiment of the present invention
Another sectional view at place is set, which further includes data line layer Data, package metals layer 4 and data line layer Data
For same layer metal.It is understood that the material of data line layer Data is also metal material, display surface on the one hand can be reduced in this way
The film layer of plate makes it become more frivolous, simplifies technique, on the other hand also can reach the effect of reflection laser spot, ensure that envelope
Fill effect.
In another specific embodiment, as shown in figure 8, it is the position CC ' in Fig. 5 shown by the embodiment of the present invention
Another sectional view at place is set, which further includes grid layer Gate, and package metals layer 4 and grid layer Gate are same layer gold
Belong to.It is understood that the material of grid layer Gate is also metal material, the film layer of display panel on the one hand can be reduced in this way,
So that it is become more frivolous, simplifies technique, on the other hand also can reach the effect of reflection laser spot, ensure that packaging effect.
In one embodiment, as shown in figure 9, it is tied for the another of display panel provided by the embodiment of the present invention
Structure schematic diagram, in encapsulation region B of the same area, the area percentage that first through hole 401 accounts for the second package metals portion 42 is P2,
Wherein, P3 > P2.
The present embodiment can there are several types of understandings:
The first, first through hole 401 is identical with the opening area of the second through-hole 402, but the distribution density of the two is different,
That is, distribution density of second through-hole 402 in turning package metals portion 43 is greater than first through hole 401 in the second encapsulation gold
Distribution density in category portion 42, i.e., can be used for the turning package metals portion of reflection laser spot in the encapsulation region of turning occupies face
Product reduces, therefore reflexible light is less, and the viewing area for avoiding corner is burnt by laser spot, improves the good of display panel
Rate.It should be noted that can be shape size all the same for first through hole 401 and the second through-hole 402, it is also possible to first through hole
401 is different from 402 shape of the second through-hole but opening area identical (shape size of all first through hole 401 is all the same, Suo You
The shape size of two through-holes 402 is all the same).
Second, as shown in figure 9, the opening area of the second through-hole 402 is greater than the opening area of first through hole 401, for
For turning package metals portion 43, the area of the second through-hole 402 increases, and also means that the metal that can be used for reflection laser spot
Area is opposite to be reduced, therefore reflexible light is less, and the laser energy of corner weakens, and avoids the display adjacent in corner
Area is burnt by laser spot, improves the yield of display panel.
The third, the shape and opening area of all first through hole 401 are all the same, the shape of the second through-hole of part 402 and
Opening area is identical as first through hole 401, the shape of the second through-hole of another part 402 it is identical as the shape of first through hole 401 but
Opening area is greater than the opening area of first through hole 401, and different the second through-hole 402 interval of two kinds of opening areas is uniformly distributed.
Since the opening area of the second through-hole of part 402 is greater than the opening area of first through hole 401, in encapsulation region of the same area
In B, the area percentage P3 that the second through-hole 402 accounts for turning package metals portion 43 accounts for the second encapsulation also greater than first through hole 401
The area percentage P2 of metal portion 42.It also means that and can be used for the area of the metal of reflection laser spot in turning package metals portion
It is opposite to reduce, therefore reflexible light is less, the laser energy of corner weakens, and avoids the viewing area quilt adjacent with corner
Laser spot burn, improves the yield of display panel.
The above are three kinds of preferred embodiments, and in addition to this, multiple first through hole 401 and multiple second through-holes 402 can be with
Forming shape is set and/or opening area is different, as long as meeting in encapsulation region B of the same area, the second through-hole 402 accounts for turning envelope
The area percentage P3 of dress metal portion 43 is i.e. reachable greater than the area percentage P2 that first through hole 401 accounts for the second package metals portion 42
It can be used for the metallic area of reflection laser spot to opposite reduction turning package metals portion, therefore less light can be reflected, make turning
The laser energy at place weakens, and avoids the viewing area adjacent with corner and is burnt by laser spot, improves the yield of display panel.
In the present embodiment, by the way that in encapsulation region B of the same area, the second through-hole 402 is accounted for turning package metals portion 43
Area percentage P3 be greater than, first through hole 401 accounts for the area percentage P2 in the second package metals portion 42, the second through-hole of corner
402 shared relative area is larger, in turning encapsulation region 23 can reflection laser spot metal area it is opposite reduce,
The energy for reducing metallic reflection laser spot in turning encapsulation region 23 reduces its exposure intensity, avoids the device of viewing area
It is burnt, improves the yield of display panel.
Further, in the present embodiment, with continued reference to Fig. 9, in encapsulation region B of the same area, first through hole 401 accounts for
The area percentage in two package metals portions 42 is P2, wherein │ P1-P2 │≤10%.
In the present embodiment, first through hole 401 is in the first package metals portion 41 and the second package metals portion 42 on unit area
On area accounting differ less than 10%, both show essentially identical, on the one hand convenient for preparation, both on the other hand can guarantee
Packaging effect is essentially identical, guarantees product yield.
In one embodiment, as is illustrated by figs. 11 and 12, Figure 11 is display panel provided by the embodiment of the present invention
Another structural schematic diagram, Figure 12 is a kind of sectional view shown by the embodiment of the present invention in Figure 11 at the position DD ', flat
Row on the direction of 1 place plane of first substrate, the second through-hole 402 viewing area central point E to turning encapsulation region vertex F
Direction on area be gradually reduced.
In the present embodiment, since from viewing area, on the direction of encapsulation region, the area of the second through-hole 402 is gradually reduced, phase
It is corresponding can the area of package metals of reflection laser spot be gradually increased, on the one hand ensure that enough package metals are come in this way
The irradiation of reflection laser spot guarantees enough light intensity, and then ensure that packaging effect；On the other hand close to the encapsulation gold of viewing area
Belong to the opposite reduction of area, avoids the burn of the display device in viewing area, improve the yield of display panel.
In one embodiment, illustratively, the second through-hole can be cylindrical body；Or the second through-hole can be cylindroid
Body；Or second through-hole can be tetragonal body.
It should be noted that above-mentioned example shows the shape of the second through-hole, in fact, second in the present embodiment
The shape of through-hole can be depending on specific product.
Further, illustratively, the shape of first through hole is identical as the shape of the second through-hole.Identical shape, is convenient for
Preparation reduces preparation section, raising efficiency.
The present embodiment also provides a kind of display device, is display dress provided by the embodiment of the present invention as shown in figure 13
Structural schematic diagram is set, which includes above-mentioned display panel 100.It should be noted that, although Figure 13 using mobile phone as
Example, but display device is not limited to mobile phone, specifically, the display device can include but is not limited to personal computer
(Personal Computer, PC), personal digital assistant (Personal Digital Assistant, PDA), wireless handheld
Any electronic equipments having a display function such as equipment, tablet computer (Tablet Computer), MP4 player or television set.
In the present embodiment, in the present embodiment, by the way that in encapsulation region B of the same area, the second through-hole 402 is accounted for turning envelope
The area percentage P3 of dress metal portion 43 is greater than, and first through hole 401 accounts for the area percentage P1 in the first package metals portion 41, in this way
On unit area in turning encapsulation region 23 can reflection laser spot metal the gross area it is opposite reduce, reduce turning encapsulation region
The energy of metallic reflection laser spot in 23, reduces its exposure intensity, and the device for avoiding viewing area is burnt.Relative to existing
For technology, the viewing area that the technical solution of the present embodiment can effectively avoid corner is burnt, and improves the yield of display panel.
The apparatus embodiments described above are merely exemplary, wherein unit can be as illustrated by the separation member
Or may not be and be physically separated, component shown as a unit may or may not be physical unit, i.e.,
It can be located in one place, or may be distributed at least two network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (13)
1. a kind of display panel characterized by comprising
First substrate, the first substrate include viewing area and around the encapsulation region of the viewing area, and the encapsulation region includes phase
Adjacent the first encapsulation region and the second encapsulation region, first encapsulation region extend along column direction, and second encapsulation region is along row
Direction extends, and first encapsulation region is connected with second encapsulation region by turning encapsulation region, and the turning encapsulation region includes
Side is connected, the shape on the connection side is arc line shaped；
The second substrate being oppositely arranged with the first substrate；
Package metals layer, the package metals layer are located in the encapsulation region in the orthographic projection of the first substrate；The encapsulation
Metal layer includes adjacent the first package metals portion and the second package metals portion, and first package metals portion prolongs along column direction
It stretches, second package metals portion extends along line direction, and first package metals portion and second package metals portion are logical
Turning package metals portion is crossed to be connected；
Multiple first through hole are provided on the package metals layer, the first through hole is located at first package metals portion and institute
It states in the second package metals portion；Multiple second through-holes are additionally provided on the package metals layer, second through-hole is located at described
In the package metals portion of turning；
In encapsulation region of the same area, the area percentage that second through-hole accounts for turning package metals portion is P3, institute
Stating first through hole and accounting for the area percentage in first package metals portion is P1, wherein P3 > P1；
Packaging plastic, the packaging plastic are located in the encapsulation region in the orthographic projection of the first substrate, at least partly packaging plastic with
The package metals layer overlaps mutually, wherein the packaging plastic is filled in the first through hole and second through-hole, and is passed through
The first substrate and the second substrate are bonded together by the first through hole and second through-hole.
2. display panel according to claim 1, which is characterized in that
In encapsulation region of the same area, the area percentage that the first through hole accounts for second package metals portion is P2,
In, P3 > P2.
3. display panel according to claim 1, which is characterized in that
In encapsulation region of the same area, the area percentage that the first through hole accounts for second package metals portion is P2,
In, │ P1-P2 │≤10%.
4. display panel according to claim 1, which is characterized in that
Width is K1 in the row direction in first package metals portion；
On direction of the central point to the vertex of the turning encapsulation region of the viewing area, the width in turning package metals portion
Degree is K3, wherein K3 > K1.
5. display panel according to claim 1, which is characterized in that
P3 >=25%.
6. display panel according to claim 1, which is characterized in that
Where being parallel to the first substrate on the direction of plane, second through-hole the viewing area central point to institute
The area stated on the direction on the vertex of turning encapsulation region is gradually reduced.
7. display panel according to claim 1, which is characterized in that
Second through-hole is cylindrical body；Or second through-hole be Elliptic Cylinder；Or second through-hole is tetragonal body.
8. display panel according to claim 7, which is characterized in that the shape of the first through hole and second through-hole
Shape it is identical.
9. display panel according to claim 1, which is characterized in that the package metals layer is arranged in the first substrate
On.
10. display panel according to claim 1, which is characterized in that it further include anode layer,
The package metals layer and the anode layer are same layer metal.
11. display panel according to claim 1, which is characterized in that it further include data line layer,
The package metals layer and the data line layer are same layer metal.
12. display panel according to claim 1, which is characterized in that it further include grid layer,
The package metals layer and the grid layer are same layer metal.
13. a kind of display device, which is characterized in that the display device includes that the claims 1 to 12 are described in any item
Display panel.
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| CN201811011976.3A CN109119449B (en) | 2018-08-31 | 2018-08-31 | Display panel and display device thereof |
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|---|---|---|---|
| CN201811011976.3A CN109119449B (en) | 2018-08-31 | 2018-08-31 | Display panel and display device thereof |
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