CN109378328A - OLED display panel and OLED display - Google Patents
OLED display panel and OLED display Download PDFInfo
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- CN109378328A CN109378328A CN201811137786.6A CN201811137786A CN109378328A CN 109378328 A CN109378328 A CN 109378328A CN 201811137786 A CN201811137786 A CN 201811137786A CN 109378328 A CN109378328 A CN 109378328A
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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
- H10K50/805—Electrodes
- H10K50/82—Cathodes
- H10K50/822—Cathodes characterised by their shape
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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
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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- Optics & Photonics (AREA)
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
The present invention provides a kind of OLED display panel and OLED display.Wherein, the pixel confining layer of the luminescence unit in array substrate and the isolation luminescence unit is arranged in OLED display panel, and the luminescence unit includes the first electrode layer being cascading in the array substrate, organic luminous layer and the second electrode lay；And the second electrode lay also covers the pixel confining layer；Mutually chimeric protrusion and groove are provided between the second electrode lay and pixel confining layer, mutually chimeric protrusion and groove are used to enhance the binding force between the second electrode lay and pixel confining layer.OLED display panel and OLED display provided by the invention, it is mutually fitted by protrusion and groove to enhance the binding force between the second electrode lay and pixel confining layer, the second electrode lay and organic luminous layer is avoided phenomena such as peeling-off or separation, to improve display effect and the service life of OLED display in OLED display panel bending.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of OLED display panels and OLED display.
Background technique
Organic Light Emitting Diode (Organic Light-Emitting Diode, referred to as OLED) display device is because having
Manufacture craft is simple, at low cost, low in energy consumption, light emission luminance is high, volume is frivolous and is easily achieved colored the advantages that showing, thus has
Have broad application prospects.
Existing OLED display generally includes to be arranged in luminescence unit and isolation luminescence unit in array substrate
Pixel confining layer, luminescence unit includes anode pole layer, organic luminous layer and the yin being cascading in array substrate
Pole layer；And cathode layer also covers the pixel confining layer.
However, easily occurring removing after above-mentioned OLED display is repeatedly bent, between cathode layer and organic luminous layer, dividing
From, lead to problems such as OLED display display effect difference or can not show.
Summary of the invention
The present invention provides a kind of OLED display panel and OLED display, to overcome OLED display in the prior art
Repeatedly bending leads to easily occur the problem of removing, separate between cathode layer and organic luminous layer.
The present invention provides a kind of OLED display panel, described in the luminescence unit including being arranged in array substrate and isolation
The pixel confining layer of luminescence unit, the luminescence unit include the first electrode being cascading in the array substrate
Layer, organic luminous layer and the second electrode lay；And the second electrode lay also covers the pixel confining layer.
Mutually chimeric protrusion and groove are provided between the second electrode lay and the pixel confining layer, what is be mutually fitted into is convex
It rises and groove is for enhancing the binding force between the second electrode lay and the pixel confining layer.
OLED display panel as described above, wherein the protrusion is arranged on the second electrode lay, and the groove is set
It sets in the pixel confining layer.
OLED display panel as described above, wherein be provided between the pixel confining layer and the second electrode lay
Multiple insulated columns, multiple insulated columns are arranged around the open space of the pixel confining layer.
OLED display panel as described above, wherein the insulated column includes metal insulated column, and the metal insulated column
It is fixedly connected with the second electrode lay.
The groove is arranged in the pixel confining layer, and the protrusion is arranged on the metal insulated column.
OLED display panel as described above, wherein the material of the metal insulated column and the material of the second electrode lay
Expect identical, and the metal insulated column and the second electrode lay are structure as a whole.
OLED display panel as described above, wherein the insulated column includes organic insulated column, organic insulated column with
The pixel confining layer is fixedly connected；The groove is arranged on organic insulated column, and the protrusion is arranged described second
On electrode layer.
OLED display panel as described above, wherein the material of organic insulated column and the material of the pixel confining layer
Expect identical, and organic insulated column and the pixel confining layer are structure as a whole.
OLED display panel as described above, wherein the quantity of the groove be it is multiple, multiple grooves be in array-like
Arrangement.
OLED display panel as described above, wherein using the face perpendicular to the second electrode lay as section, the groove
Cross sectional shape is trapezoidal, and the notch area of the groove is less than the slot bottom area of the groove.
The present invention also provides a kind of OLED displays, including OLED display panel as described above.
OLED display panel and OLED display provided by the invention, by the second electrode lay and pixel confining layer it
Between mutually chimeric protrusion and groove are set, and be mutually fitted by protrusion and groove to enhance the second electrode lay and pixel confining layer
Between binding force, avoid the peeling-off or separation etc. in OLED display panel bending of the second electrode lay and organic luminous layer existing
As improving display effect and the service life of OLED display.
In addition to it is described above present invention solves the technical problem that, constitute technical solution technical characteristic and by these
Outside beneficial effect brought by the technical characteristic of technical solution, OLED display panel and OLED display institute provided by the invention
The other technical characteristics and these technical characteristic brings for including in the other technologies problem that can solve, technical solution are beneficial to effect
Fruit will make further details of explanation in a specific embodiment.
Detailed description of the invention
Below in conjunction with attached drawing, detailed description of the preferred embodiments, it should be appreciated that retouches in this place
The specific embodiment stated is merely to illustrate and explain the present invention, and the present invention is not limited to following specific embodiments.
Fig. 1 is OLED display panel structural schematic diagram in the embodiment of the present invention one；
Fig. 2 is OLED display panel structural schematic diagram in the embodiment of the present invention two；
Fig. 3 is OLED display panel structural schematic diagram in the embodiment of the present invention three.
Description of symbols:
1: array substrate；
2: pixel confining layer；
3: first electrode layer；
4: organic luminous layer；
5: the second electrode lay；
61: groove；
62: protrusion；
71: metal insulated column；
72: organic insulated column.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments, it should be appreciated that retouches in this place
The specific embodiment stated is merely to illustrate and explain the present invention, and the present invention is not limited to following specific embodiments.
Fig. 1 is OLED display panel structural schematic diagram in the embodiment of the present invention one；Fig. 2 is OLED in the embodiment of the present invention two
Display panel structure schematic diagram；Fig. 3 is OLED display panel structural schematic diagram in the embodiment of the present invention three.
Fig. 1 to Fig. 3 is please referred to, includes the hair being arranged in array substrate 1 the present embodiment provides a kind of OLED display panel
Light unit and the pixel confining layer 2 that luminescence unit is isolated, luminescence unit include the to be cascading in array substrate 1
One electrode layer 3, organic luminous layer 4 and the second electrode lay 5；And the second electrode lay 5 also covers the pixel confining layer 2；Second
Mutually chimeric protrusion 62 and groove 61 are provided between electrode layer 5 and pixel confining layer 2, mutually chimeric protrusion 62 and groove 61 are used
Binding force between enhancing the second electrode lay 5 and pixel confining layer 2.
In the present embodiment, array substrate 1 is located at the bottom of OLED display panel, may include being cascading
Underlay substrate and thin film transistor (TFT) (Thin Film Transistor, abbreviation TFT) layer, wherein underlay substrate can be soft
Property substrate, can bend under force.
Pixel confining layer 2 and luminescence unit are also disposed in array substrate 1, luminescence unit may include first electrode layer 3,
Organic luminous layer 4 and the second electrode lay 5.
Pixel confining layer 2 can limit the position of luminous zone.Specifically, pixel confining layer 2 is provided with arranges in array-like
Multiple openings of cloth are provided with luminous organic material in each opening, and the luminous organic material being arranged in each opening constitutes
Organic luminous layer 4, open region are luminous zone.
First electrode layer 3 is located in array substrate 1, can be made of conductive materials such as metal or semiconductors, TFT layer with
First electrode layer 3 is electrically connected, for controlling the on-off of electric current in first electrode layer 3.First electrode layer 3 can be OLED display surface
The anode of plate, or cathode.
The second electrode lay 5 is covered on pixel confining layer 2 and organic luminous layer 4, and the second electrode lay 5 can be by metal or half
The conductive materials such as conductor are made.In addition, the second electrode lay 5 can may be anode for cathode, it is not specifically limited herein.With
In lower embodiment, it is illustrated so that first electrode layer 3 is anode, the second electrode lay 5 is cathode made of metal as an example.
Mutually chimeric groove 61 and protrusion 62, the shape of groove 61 are provided between the second electrode lay 5 and pixel confining layer 2
Shape and size can there are many, such as the shape of groove can be cuboid of rule or cylindrical etc. or groove
Shape may be irregular shape.The shape and size of protrusion 62 can be identical as the shape of groove 61 and size difference,
Groove 61 and protrusion 62 are closely entrenched togather.
Preferably, using the face perpendicular to the second electrode lay 5 as section, groove 61 cross sectional shape is trapezoidal, and groove 61
Notch area is less than the slot bottom area of groove 61.Correspondingly, raised 62 cross sectional shapes can be the fall ladder mutually chimeric with groove 61
Shape.When OLED display panel bending, cross-sectional shape is that trapezoidal groove 61 can prevent protrusion 62 from deviating from from groove 61,
To increase the binding force between the second electrode lay 5 and pixel confining layer 2, and then increase pixel confining layer 2 and organic luminous layer 4
Between binding force.
In addition, groove 61 and protrusion 62 set-up mode can there are many, for example, groove 61 be arranged in the second electrode lay 5
On, protrusion 62 is arranged in pixel confining layer 2, and when OLED display panel bending, mutually chimeric groove 61 and protrusion 62 can
To enhance the contact area between pixel confining layer 2 and the second electrode lay 5, to increase pixel confining layer 2 and the second electrode lay 5
Between binding force, and then increase the binding force between organic luminous layer 4 and the second electrode lay 5, avoid the second electrode lay 5 and have
Machine luminescent layer 4 is peeling-off when OLED display panel is bent or separates.
Preferably, the quantity of groove 61 can be multiple, and multiple grooves 61 are arranged in array-like, to further increase pixel
Binding force between confining layers 2 and the second electrode lay 5.
OLED display panel provided in this embodiment, is mutually fitted by being arranged between the second electrode lay and pixel confining layer
Protrusion and groove, and by protrusion and groove be mutually fitted into enhance the combination between the second electrode lay and pixel confining layer
Power avoids the second electrode lay and organic luminous layer from phenomena such as peeling-off or separation, improving in OLED display panel bending
The display effect of OLED display and service life.
Referring to FIG. 1, protrusion 62 is arranged on the second electrode lay 5 in a preferred embodiment, the setting of groove 61 exists
In pixel confining layer 2.
Specifically, groove 61 can be formed in pixel confining layer 2 by processes such as exposure mask, exposure, development, etchings
Interior, groove 61 can be the blind hole structure not through pixel confining layer 2, be also possible to the through-hole structure through pixel confining layer 2,
It is not specifically limited herein.
Protrusion 62 can be the block structure full of entire groove 61, or protrusion 62 can be formed in groove 61
The thin wall shape structure on surface.
Preferably, the ratio of the height of the depth of up and down direction and pixel confining layer 2 along Fig. 1 of groove 61 can be
In the range of 0.25-0.5, the width of the left and right directions along Fig. 1 of groove 61 can be in the range of 1 micron -3 microns；Further
Preferably, the depth of groove 61 is the one third of 2 height of pixel confining layer, so as to both improve pixel confining layer 2 and the
Binding force between two electrode layers 5, and can guarantee that the intensity of pixel confining layer 2 is met the requirements.
It is mutually chimeric by groove 61 and protrusion 62 when OLED display panel bending, can be enhanced pixel confining layer 2 with
Contact area between the second electrode lay 5, to increase the binding force between pixel confining layer 2 and the second electrode lay 5, Jin Erzeng
Add the binding force between organic luminous layer 4 and the second electrode lay 5, the second electrode lay 5 and organic luminous layer 4 is avoided to show in OLED
Panel is peeling-off when bending or separates.Also, since the thickness of pixel confining layer 2 is generally higher than the thickness of the second electrode lay 5,
When the second electrode lay 5 is thin wall shape structure, groove is set in pixel confining layer 2, protrusion 62 is set on the second electrode lay 5
The thickness that can reduce OLED display panel promotes the competitiveness of OLED display.
In another embodiment, be provided with multiple insulated columns between pixel confining layer 2 and the second electrode lay 5, it is multiple every
Open space from column around pixel confining layer 2 is arranged.
Specifically, insulated column is arranged in the pixel confining layer 2 around organic luminous layer 4, insulated column may include bottom surface,
Top surface and the side between bottom surface and top surface, bottom surface can be connect with pixel confining layer 2, and the second electrode lay 5 is coated on
Outside the side and top surface of insulated column, so that insulated column is formed between pixel confining layer 2 and the second electrode lay 5.Insulated column
Shape can be it is rectangular, trapezoidal etc. a variety of.The quantity of insulated column and interval can be set according to the size of organic luminous layer 4
It sets, is not specifically limited herein.The height dimension of insulated column up and down direction along Fig. 2 can for 1.2 microns to 2.0 microns it
Between, it is preferable that insulated column can be 1.6 microns.
In addition, being needed when organic luminous layer 4 is deposited using mask plate, insulated column in OLED display panel process
It can play the role of supporting mask plate, reduce the contact area of OLED display panel and mask plate, prevent plowing from OLED and show
Panel, while can also be scratched to avoid mask plate, improve the service life of mask plate.
Referring to FIG. 2, one kind as groove 61 and protrusion 62 is excellent on the basis of OLED display panel has insulated column
Selection of land embodiment, insulated column includes metal insulated column 71, and metal insulated column 71 is fixedly connected with the second electrode lay 5, groove
61 are arranged in pixel confining layer 2, and protrusion 62 is arranged on metal insulated column 71.
Specifically, it can be metal insulated column 71 some or all of in multiple insulated columns, metal insulated column 71 can be
It is made of common metal material such as aluminium, silver, magnesium silver alloy etc..Groove 61 can be formed in pixel confining layer 2, protrusion 62
It can be formed on metal insulated column 71.
When OLED display panel is processed, groove 61 can be first formed in pixel confining layer 2, is then deposited in groove 61
Metal material forms protrusion 62, and the depth of the up and down direction along Fig. 2 of protrusion 62 can be equal to the depth of groove 61, then can be
The top of protrusion 62 continues deposited metal material and forms metal insulated column 71, and organic luminous layer 4 then can be deposited, be subsequently formed
The second electrode lay 5.
It is understood that the second electrode lay 5 is also possible to form with common metal material, i.e. 5 He of the second electrode lay
Metal insulated column 71 belongs to inorganic material layer, and pixel confining layer 2 can be the organic material layer being made of organic material, when
After OLED more times bendings, compared between two inorganic material layers or two organic materials between inorganic material layer and organic material layer
It is more easily peeling-off between layer.By forming protrusion 62 and 61 phase of groove between metal insulated column 71 and pixel confining layer 2
Mutually the binding force of metal insulated column 71 and pixel confining layer 2 can be improved in chimeric structure, to increase the second electrode lay 5 and picture
Binding force between plain confining layers 2 avoids the second electricity so that the second electrode lay 5 and organic luminous layer 4 are combinable closer
The peeling-off or separation in OLED display panel bending of pole layer 5 and organic luminous layer 4.
Further, the material of metal insulated column 71 is identical as the material of the second electrode lay 5, and metal insulated column 71 and
Two electrode layers 5 are structure as a whole, i.e., protrusion 62, metal insulated column 71 and the second electrode lay 5 can be same metal material, so that
Protrusion 62, metal insulated column 71 and the second electrode lay 5 can be formed as an integrated structure, to enhance the second electrode lay 5 and pixel
The binding force of confining layers 2.
In addition, protrusion 62 is arranged on metal insulated column 71 in the present embodiment, groove 61 is arranged in pixel confining layer 2, but originally
Embodiment is not limited system, and protrusion 62 can also be formed in pixel confining layer 2, and groove 61 is formed in metal insulated column 71
On.
Referring to FIG. 3, another kind on the basis of OLED display panel has insulated column, as groove 61 and protrusion 62
It is preferably carried out mode, insulated column includes organic insulated column 72, and organic insulated column 72 is fixedly connected with pixel confining layer 2；Groove
61 are arranged on organic insulated column 72, and protrusion 62 is arranged on the second electrode lay 5.
Specifically, it can be organic insulated column 72 some or all of in multiple insulated columns, organic insulated column 72 can be
It is formed by common are machine material such as polyimides etc..Groove 61 can be formed in the top surface of organic insulated column 72, protrusion 62
It can be formed on the second electrode lay 5.Protrusion 62 can also be made of common metal material such as aluminium, silver, magnesium silver alloy etc.,
Preferably, the material of protrusion 62 and the second electrode lay 5 can be same metal material, improve protrusion 62 and the second electrode lay 5
Binding force.
OLED display panel process when, organic insulated column 72 can be first formed in pixel confining layer 2, then it is organic every
From groove 61 is formed on column 72, then deposited metal material forms protrusion 62, the up and down direction along Fig. 3 of protrusion 62 in groove 61
Depth can be greater than or equal to groove 61 depth, then can protrusion 62 top formation the second electrode lay 5.
It is understood that pixel confining layer 2 can also be made of organic material, i.e. pixel confining layer 2 and organic isolation
Column 72 belongs to organic material layer, and the inorganic material layer that the second electrode lay 5 is made of metal material.Work as OLED display panel
Repeatedly after bending, between inorganic material layer and organic material layer compared between two inorganic material layers or two organic material layers it
Between it is more easily peeling-off.It is mutually embedding by forming groove 61 and protrusion 62 between organic insulated column 72 and the second electrode lay 5
The binding force of organic insulated column 72 and the second electrode lay 5 can be improved in the structure of conjunction, to increase the second electrode lay 5 and pixel limit
Binding force between given layer 2 avoids the second electrode lay so that the second electrode lay 5 and organic luminous layer 4 are combinable closer
5 and organic luminous layer 4 OLED display panel bend when it is peeling-off or separation.
Further, the material of organic insulated column 72 is identical as the material of pixel confining layer 2, and organic insulated column 72 and picture
Plain confining layers 2 are structure as a whole, to improve the binding force between organic insulated column 72 and pixel confining layer 2, and then improve the
Binding force between two electrode layers 5 and pixel confining layer 2.
In addition, being provided with protrusion 62 on the second electrode lay 5 in the present embodiment, groove 61 is arranged in organic insulated column 72, still
The present embodiment is not limited system, and protrusion 62 can also be formed on organic insulated column 72, and groove 61 is formed in the second electrode lay 5
On.
It is understood that in another embodiment, OLED display panel can have two kinds of Fig. 2 and Fig. 3 simultaneously
Structure.
The present embodiment also provides a kind of OLED display, including above-mentioned OLED display panel.Wherein, OLED display panel
Including array substrate 1, first electrode layer 3, pixel confining layer 2 and the second electrode lay 5 being cascading；Pixel confining layer
2 are formed with opening, and organic luminous layer 4 is provided in opening；It is provided between the second electrode lay 5 and pixel confining layer 2 and is mutually fitted into
Protrusion 62 and groove 61, mutually chimeric protrusion 62 and groove 61 are used to enhance between the second electrode lay 5 and pixel confining layer 2
Binding force.
Specifically, OLED display provided in this embodiment is mobile phone, tablet computer, television set, display, electronics
The products or components having a display function such as book, Electronic Paper, smartwatch, laptop, Digital Frame or navigator.OLED
Display panel can be the structure in above-described embodiment one, embodiment two or embodiment three, can specifically refer to above-described embodiment.
It is mutually chimeric by groove 61 and protrusion 62 when OLED display panel bending, can be enhanced pixel confining layer 2 with
Contact area between the second electrode lay 5, to increase the binding force between pixel confining layer 2 and the second electrode lay 5, Jin Erzeng
Add the binding force between organic luminous layer 4 and the second electrode lay 5, the second electrode lay 5 and organic luminous layer 4 is avoided to show in OLED
Panel is peeling-off when bending or separates.
OLED display provided by the invention, it is mutually chimeric by being arranged between the second electrode lay and pixel confining layer
Protrusion and groove, and be mutually fitted by protrusion and groove to enhance the binding force between the second electrode lay and pixel confining layer,
Phenomena such as avoiding the second electrode lay and pixel confining layer peeling-off in bending or separation, improves the aobvious of OLED display
Show effect and service life.
In the present invention, term " first ", " second " are used only for the purpose described, are not understood to indicate or imply
Relative importance；The indicating positions such as term " on ", "lower", "top", "bottom" or positional relationship be orientation based on the figure or
Positional relationship, be merely for convenience of description the present invention, rather than the device or original part of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation；Unless otherwise clearly defined and limited, the terms such as " installation ", " connection " are equal
It is broadly understood, for example, " connection " may be fixed connection or may be dismantle connection, or integral connection.For ability
For the those of ordinary skill in domain, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific
Feature, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
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 (10)
1. a kind of OLED display panel, which is characterized in that including described in the luminescence unit being arranged in array substrate and isolation
The pixel confining layer of luminescence unit, the luminescence unit include the first electrode being cascading in the array substrate
Layer, organic luminous layer and the second electrode lay；And the second electrode lay also covers the pixel confining layer；
Mutually chimeric protrusion and groove are provided between the second electrode lay and the pixel confining layer, mutually chimeric protrusion and
Groove is used to enhance the binding force between the second electrode lay and the pixel confining layer.
2. OLED display panel according to claim 1, which is characterized in that the protrusion is arranged in the second electrode lay
On, the groove is arranged in the pixel confining layer.
3. OLED display panel according to claim 1, which is characterized in that the pixel confining layer and the second electrode
Multiple insulated columns are provided between layer, multiple insulated columns are arranged around the open space of the pixel confining layer.
4. OLED display panel according to claim 3, which is characterized in that the insulated column includes metal insulated column, and
The metal insulated column is fixedly connected with the second electrode lay；
The groove is arranged in the pixel confining layer, and the protrusion is arranged on the metal insulated column.
5. OLED display panel according to claim 4, which is characterized in that the material of the metal insulated column and described the
The material of two electrode layers is identical, and the metal insulated column and the second electrode lay are structure as a whole.
6. OLED display panel according to claim 3, which is characterized in that the insulated column includes organic insulated column, institute
Organic insulated column is stated to be fixedly connected with the pixel confining layer；
The groove is arranged on organic insulated column, and the protrusion is arranged on the second electrode lay.
7. OLED display panel according to claim 6, which is characterized in that the material and the picture of organic insulated column
The material of plain confining layers is identical, and organic insulated column and the pixel confining layer are structure as a whole.
8. OLED display panel according to claim 1-7, which is characterized in that the quantity of the groove is more
A, multiple grooves are arranged in array-like.
9. OLED display panel according to claim 1-7, which is characterized in that perpendicular to the second electrode
The face of layer is section, and the groove section shape is trapezoidal, and the notch area of the groove is less than the groove bottom of the groove
Product.
10. a kind of OLED display, which is characterized in that including the described in any item OLED display panels of claim 1-9.
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| CN109449307A (en) * | 2018-09-29 | 2019-03-08 | 昆山国显光电有限公司 | Organic luminescent device and flexible display apparatus |
| CN110943115A (en) * | 2019-12-13 | 2020-03-31 | 云谷（固安）科技有限公司 | Display panel and display device |
| CN111048567A (en) * | 2019-12-24 | 2020-04-21 | 固安翌光科技有限公司 | Organic photoelectric device |
| CN111430300A (en) * | 2020-03-31 | 2020-07-17 | 京东方科技集团股份有限公司 | O L ED array substrate, preparation method thereof, display panel and display device |
| CN111584583A (en) * | 2020-05-15 | 2020-08-25 | 武汉华星光电半导体显示技术有限公司 | Display panel and manufacturing method thereof |
| CN111769140A (en) * | 2020-06-23 | 2020-10-13 | 武汉华星光电半导体显示技术有限公司 | Display panel and display module |
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| CN112017550A (en) * | 2019-05-31 | 2020-12-01 | 云谷（固安）科技有限公司 | Display panel, manufacturing method thereof and display device |
| CN112310316A (en) * | 2020-10-28 | 2021-02-02 | 武汉华星光电半导体显示技术有限公司 | Display panel and preparation method thereof |
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| WO2020232702A1 (en) * | 2019-05-23 | 2020-11-26 | 深圳市柔宇科技有限公司 | Display screen module and manufacturing method therefor, and electronic device |
| CN112017550A (en) * | 2019-05-31 | 2020-12-01 | 云谷（固安）科技有限公司 | Display panel, manufacturing method thereof and display device |
| CN110943115A (en) * | 2019-12-13 | 2020-03-31 | 云谷（固安）科技有限公司 | Display panel and display device |
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| CN111430300B (en) * | 2020-03-31 | 2023-09-05 | 京东方科技集团股份有限公司 | OLED array substrate, preparation method thereof, display panel and display device |
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| CN112310316A (en) * | 2020-10-28 | 2021-02-02 | 武汉华星光电半导体显示技术有限公司 | Display panel and preparation method thereof |
| CN114220833A (en) * | 2021-12-13 | 2022-03-22 | 武汉华星光电半导体显示技术有限公司 | Display panel |
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Application publication date: 20190222 Assignee: Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd.|Kunshan Guoxian photoelectric Co., Ltd Assignor: The valley (Guan) Technology Co. Ltd. Contract record no.: X2019990000155 Denomination of invention: OLED device packaging method, OLED display panel and OLED display device License type: Common License Record date: 20191030 |
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Effective date of registration: 20191211 Address after: No. 2 Xiangshan Avenue, Yongning Street, Zengcheng District, Guangzhou, Guangdong province (the core of Zengcheng economic and Technological Development Zone) Applicant after: Guangzhou Guoxian Technology Co., Ltd Address before: 065500 Hebei Langfang County Guan emerging industry demonstration area Applicant before: The valley (Guan) Technology Co. Ltd. |
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