CN110534551A - 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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Classifications
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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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
-
- 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
-
- 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
- H10K59/126—Shielding, e.g. light-blocking means over the TFTs
-
- 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
- H10K59/80—Constructional details
- H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light
- H10K59/8792—Arrangements for improving contrast, e.g. preventing reflection of ambient light comprising light absorbing layers, e.g. black layers
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- Electroluminescent Light Sources (AREA)
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Abstract
A kind of display panel and preparation method thereof, display device, wherein display panel include: substrate and be arranged in substrate for defining the pixel defining layer and black matrix layer of multiple pixel regions；Black matrix layer limits multiple first open regions in substrate, first open region and pixel region correspond, orthographic projection of first open region in substrate forms closed area, closed area includes special-shaped boundary, so that the light projected from the first open region is uniformly distributed when display panel is in dark-state.The closed area that orthographic projection of the first open region that black matrix layer in display panel provided by the present application limits in substrate is formed includes special-shaped boundary, so that when display panel is in dark-state, the light projected from the first open region is uniformly distributed, it can reduce color separation degree, improve the reliability of display panel.
Description
Technical field
Present document relates to field of display technology, and in particular to a kind of display panel and preparation method thereof, display device.
Background technique
Organic Light Emitting Diode (English: Organic Light-Emitting Diode, abbreviation OLED) display panel tool
There is many advantages, such as self-luminous, ultra-thin, reaction speed is fast, contrast is high, visual angle is wide, is that the one kind currently received significant attention is shown
Show panel.The colored filter (Color Filter on Encap, abbreviation COE) in a kind of encapsulation is provided in the related technology
Technology encapsulates optical filter in the light emission side of OLED display panel, since optical filter can play a role in filtering to light,
It can also reduce after being reflected into the environment light in OLED display panel by the internal structure of OLED display panel from light emission side
Exit dose.
Through inventor the study found that in the related technology, when OLED display panel is in dark-state, ambient is shown by OLED
After showing the reflection of panel itself structure, when projecting from optical filter, easily there is the concentration phenomenon of some direction glazed thread, and then cause
Existing color separation phenomenon, reduces the reliability of OLED display panel.
Summary of the invention
This application provides a kind of display panels and preparation method thereof, display device, enable to inside display panel
The uniform diffusive transport of the light reflected, and then the color separation phenomenon of display panel is improved, improve the letter of display panel
Lai Xing.
In a first aspect, this application provides a kind of display panels, comprising: substrate and setting being used on the substrate
Define the pixel defining layer and black matrix layer of multiple pixel regions；
The black matrix layer limits multiple first open regions, first open region and the pixel region in substrate
It corresponding, orthographic projection of first open region in substrate forms closed area, and the closed area includes special-shaped boundary,
So that the light projected from first open region is uniformly distributed when display panel is in dark-state.
Optionally, the pixel defining layer limits multiple second open regions on the substrate；
Second open region and first open region correspond, orthographic projection of each first open region in substrate
Cover orthographic projection of corresponding second open region in substrate.
Optionally, the special-shaped boundary includes: the irregular figure of multiple aperiodic arrangements；
The shape of the irregular figure includes: zigzag or waveform.
Optionally, the display panel further include: be arranged in thin film transistor array layer in substrate, light emitting device layer and
Encapsulated layer；The light emitting device layer includes: first electrode, second electrode and organic luminous layer；
Side of the substrate close to black matrix layer is arranged in the thin film transistor array layer, and the organic luminous layer is located at institute
It states between second electrode and first electrode, the first electrode is located at the second electrode close to the side of substrate, the encapsulation
Layer is located at side of the light emitting device layer far from substrate；
The first electrode is reflecting electrode.
Optionally, the display panel further include: be arranged in multiple colored filters of the encapsulated layer far from substrate side with
And the protective layer of side of the colored filter far from substrate is set.
Optionally, the display panel further include: touch base plate；
The touch base plate is arranged between the black matrix layer and encapsulated layer.
Second aspect, the application also provide a kind of display device, including above-mentioned display panel.
Second aspect, the application also provide a kind of production method of display panel, which comprises
Substrate is provided；
The pixel defining layer and black matrix layer for defining multiple pixel regions are sequentially formed in substrate；The black matrix
Layer limits multiple first open regions in substrate, and first open region and the pixel region correspond, and described first
Orthographic projection of the open region in substrate forms closed area, and the closed area includes special-shaped boundary, so that working as display panel
When in dark-state, the light projected from first open region is uniformly distributed.
Optionally, the pixel defining layer being formed on the substrate for defining multiple pixel regions and black matrix layer packet
It includes:
Thin film transistor array layer is formed on the substrate；
First electrode and pixel defining layer are sequentially formed in thin film transistor array layer；
Organic luminous layer and second electrode are formed on the first electrode；
Encapsulated layer is formed on the second electrode；
Black matrix layer and colored filter are formed on encapsulated layer；
Protective layer is formed in colorized optical filtering on piece.
Optionally, described to be formed after encapsulated layer on the second electrode, the method also includes:
Touch base plate is formed on encapsulated layer；
It is described formed on encapsulated layer black matrix layer and colored filter include: formed on touch base plate black matrix layer and
Colored filter.
The application provides a kind of display panel and preparation method thereof, display device, wherein display panel include: substrate with
And the pixel defining layer and black matrix layer for being used to define multiple pixel regions in substrate are set；Black matrix layer is in the substrate upper limit
Multiple first open regions are made, the first open region and pixel region correspond, orthographic projection shape of first open region in substrate
At closed area, closed area includes special-shaped boundary, so that projecting when display panel is in dark-state from the first open region
Light is uniformly distributed.Positive throwing of the first open region that black matrix layer in display panel provided by the present application limits in substrate
The closed area that shadow is formed includes special-shaped boundary, so that when display panel is in dark-state, from the light of the first open region injection
Line is uniformly distributed, and can reduce color separation degree, improves the reliability of display panel.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the application.Other advantages of the application can be by specification, claims
And scheme described in attached drawing is achieved and obtained.
Detailed description of the invention
Attached drawing is used to provide the understanding to technical scheme, and constitutes part of specification, with the application's
Embodiment is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the structural schematic diagram one of display panel provided by the embodiments of the present application；
Fig. 2 is the top view of the open region of display panel provided by the embodiments of the present application；
Fig. 3 is the structural schematic diagram two of display panel provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram three of display panel provided by the embodiments of the present application；
Fig. 5 is the flow chart of the production method of display panel provided by the embodiments of the present application.
Specific embodiment
This application describes multiple embodiments, but the description is exemplary, rather than restrictive, and for this
It is readily apparent that can have more in the range of embodiments described herein includes for the those of ordinary skill in field
More embodiments and implementation.Although many possible feature combinations are shown in the attached drawings, and in a specific embodiment
It is discussed, but many other combinations of disclosed feature are also possible.Unless the feelings specially limited
Other than condition, any feature or element of any embodiment can be with any other features or element knot in any other embodiment
It closes and uses, or any other feature or the element in any other embodiment can be substituted.
The application includes and contemplates the combination with feature known to persons of ordinary skill in the art and element.The application is
It can also combine with any general characteristics or element through disclosed embodiment, feature and element, be defined by the claims with being formed
Unique scheme of the invention.Any feature or element of any embodiment can also be with features or member from other scheme of the invention
Part combination, to form the unique scheme of the invention that another is defined by the claims.It will thus be appreciated that showing in this application
Out and/or any feature of discussion can be realized individually or in any suitable combination.Therefore, in addition to according to appended right
It is required that and its other than the limitation done of equivalent replacement, embodiment is not limited.Furthermore, it is possible in the guarantor of appended claims
It carry out various modifications and changes in shield range.
In addition, method and/or process may be rendered as spy by specification when describing representative embodiment
Fixed step sequence.However, in the degree of this method or process independent of the particular order of step described herein, this method
Or process should not necessarily be limited by the step of particular order.As one of ordinary skill in the art will appreciate, other steps is suitable
Sequence is also possible.Therefore, the particular order of step described in specification is not necessarily to be construed as limitations on claims.This
Outside, the claim for this method and/or process should not necessarily be limited by the step of executing them in the order written, art technology
Personnel are it can be readily appreciated that these can sequentially change, and still remain in the spirit and scope of the embodiment of the present application.
Unless otherwise defined, the embodiment of the present invention discloses the technical term used or scientific term should be institute of the present invention
The ordinary meaning that personage in category field with general technical ability is understood." first ", " second " used in the embodiment of the present invention
And similar word is not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.
The similar word such as " comprising " or "comprising", which means to occur element or object before the word, to be covered to appear in and arranges behind the word
The element of act perhaps object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected "
Language is not limited to physics or mechanical connection, but may include electrical connection, either direct or indirect
's."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when the absolute position for the object being described changes
Afterwards, then the relative positional relationship may also correspondingly change.
The some embodiments of the application provide a kind of display panel, and Fig. 1 is the knot of display panel provided by the embodiments of the present application
Structure schematic diagram one, Fig. 2 are the top view of the open region of display panel provided by the embodiments of the present application, as illustrated in fig. 1 and 2, this Shen
Please the display panel that provides of embodiment include: substrate 10 and setting on the substrate 10 for defining the pictures of multiple pixel regions
Element defines layer 20 and black matrix layer 30.
Specifically, black matrix layer 30 limits multiple first open regions, the first open region and pixel region on the substrate 10
It corresponding, the orthographic projection A1 of the first open region on the substrate 10 forms closed area, and closed area includes abnormity boundary L, with
So that the light projected from the first open region is uniformly distributed when display panel is in dark-state.
Optionally, substrate 10 can be rigid substrate or flexible substrate, wherein rigid substrate can be but be not limited to glass
One of glass, Jin Shu Be piece are a variety of；Flexible substrate can be but be not limited to polyethylene terephthalate, terephthaldehyde
Sour glycol ester, polystyrene, polycarbonate, poly- aryl acid esters, polyarylate, polyimides, polyvinyl chloride, gathers polyether-ether-ketone
One of ethylene, textile fabric are a variety of.
Optionally, resin material production can be selected in pixel defining layer 20, and the embodiment of the present application is not limited in any way this.
Specifically, in the present embodiment, multiple first open regions are in rectangular distribution, and different pixel region corresponding the
The size of one open region can be the same or different, and determine with specific reference to specific requirements, and the embodiment of the present application does not appoint this
What is limited.
In the present embodiment, when the environment light reflected by display panel internal structure is propagated to display panel light emission side
There are diffraction effects, by diffraction theory it is found that if light is restricted in a certain direction, then, diffraction pattern is just along the party
Diffraction occurs to extension, so that more concentrating from the light that the direction projects, diffraction effect more severe to the limitation of light
It is stronger.The application includes abnormity boundary L by the closed area for forming orthographic projection of first open region in substrate, i.e.,
Patterning schemes are carried out to the edge of the first open region, so that traveling to the light of the first opening area edge i.e. from the first open region
The light of injection weakens diffraction effect to all directions diffusive transport, and then reduces color separation degree.The embodiment of the present application is not
Under the premise of increasing supernumerary structure, the color separation phenomenon of display panel can be improved.
Display panel provided by the embodiments of the present application include: substrate and be arranged in substrate for defining multiple pixels
The pixel defining layer and black matrix layer in region；Black matrix layer limits multiple first open regions in substrate, the first open region with
Pixel region corresponds, and orthographic projection of first open region in substrate forms closed area, and closed area includes special-shaped boundary,
So that the light projected from the first open region is uniformly distributed when display panel is in dark-state.Display surface provided by the present application
The closed area that orthographic projection of the first open region that black matrix layer in plate limits in substrate is formed includes special-shaped boundary,
So that the light projected from the first open region is uniformly distributed when display panel is in dark-state, it can reduce color separation degree, mention
The high reliability of display panel.
Optionally, in order to guarantee the display effect of display panel, as illustrated in fig. 1 and 2, display provided by the embodiments of the present application
Pixel defining layer 20 in panel limits multiple second open regions on the substrate 10；Second open region and the first open region are one by one
Corresponding, orthographic projection A1 of each first open region in substrate covers orthographic projection A2 of corresponding second open region in substrate.
Optionally, in the present embodiment, special-shaped boundary includes: multiple irregular figures of aperiodic arrangement.The application is implemented
As long as the not specific concrete shape for limiting special-shaped boundary of example is enabled to when display panel is in dark-state, from the first open region
The light of injection is uniformly distributed.
Optionally, the shape of irregular figure includes: zigzag or waveform.
In order to avoid forming interference, the impermeable light line of black matrix layer provided by the embodiments of the present application should not be excessively regular.
It should be noted that the first open region in the present embodiment, which is equivalent to, is arranged slit at the edge of the first open region,
And slit is cut into the combination of the sub- slit of several different in width, so that directive first is open, area edge spreads out through every sub- slit
It penetrates the spatial position that rear light is concentrated no longer to be overlapped, that is, light diffuses come close to being uniformly distributed, so as to improve color separation
Phenomenon.
Preferably, the shape of irregular figure is zigzag.
Optionally, as shown in Figure 1, display panel provided by the embodiments of the present application further include: on the substrate 10 thin is arranged
Film transistor array layer 40, light emitting device layer 50 and encapsulated layer 60；Light emitting device layer 50 includes: first electrode 51, second electrode
53 and organic luminous layer 52.
Specifically, substrate 10 is arranged in close to the side of black matrix layer 30, organic luminous layer in thin film transistor array layer 40
52 between second electrode 53 and first electrode 51, and first electrode 51 is located at second electrode 53 close to the side of substrate 10, envelope
Dress layer 60 is located at side of the light emitting device layer 50 far from substrate 10.
Wherein, first electrode 51 is reflecting electrode, and first electrode is used for when display panel is in dark-state, will inject into display
The reflection of ambient light of panel itself is gone out.
Optionally, the making material of first electrode 51 is metal, comprising: aluminium, copper or other metal materials, the application are real
It applies example and this is not limited in any way.
In the present embodiment, light emitting device layer includes multiple luminescence units, and multiple luminescence units are corresponded positioned at described more
In a second open region.
It should be noted that in the embodiment of the present application, which may include: OLED device or quantum dot hair
Optical diode (Quantum Dot Light Emitting Diodes, QLED) device etc., the embodiment of the present application does not appoint this
What is limited.
Light emitting device layer can not only be isolated from the outside by the encapsulated layer 60 in the present embodiment, avoid water and oxygen invasion
To the organic luminous layer in the light emitting device layer of display panel, the service life of display panel, while the appearance of encapsulated layer are influenced
Face is flat, and black matrix layer is enabled to make the display effect for being more advantageous to display panel on a flat surface.
Optionally, as shown in Figure 1, display panel provided by the embodiments of the present application further include: setting is separate in encapsulated layer 60
Multiple colored filters 70 of substrate side.
In the present embodiment, the multiple pixels having in the display area of display panel, when each pixel includes red sub- picture
When element, green sub-pixels and blue subpixels, colored filter includes: Red lightscreening plate R, green color filter G and blue filter
Piece B.On the one hand, colored filter can be filtered processing to the light of outgoing, improve the excitation purity of emergent ray；Another party
Face, colored filter can play a role in filtering to ambient, it is possible to reduce into the environment light in display panel, and then subtract
Few reflection of the display panel to environment light, improves user experience.
Optionally, Fig. 3 is the structural schematic diagram two of display panel provided by the embodiments of the present application, as shown in figure 3, the application
The display panel that embodiment provides further include: protective layer 80 of the colored filter 70 far from 10 side of substrate is set.
Protective layer 80 is set in the present embodiment for fixing and protecting black matrix layer and colored filter, display can be protected
The display effect of panel promotes the reliability of display panel.
Optionally, protective layer can have the material of mobility using resin etc., and the embodiment of the present application does not make this any
It limits.
Optionally, Fig. 4 is the structural schematic diagram three of display panel provided by the embodiments of the present application, as shown in figure 4, the application
The display panel that embodiment provides further include: touch base plate 90.
Wherein, touch base plate 90 is arranged between black matrix layer 30 and encapsulated layer 60.
It include that touch base plate can be realized touch-control in display panel provided by the embodiments of the present application, so that the function of display panel
It can more enrich, application range is more extensive.
Based on the same inventive concept, some embodiments of the application also provide a kind of display device, comprising: previous embodiment mentions
The display panel of confession.
Optionally, display device provided by the embodiments of the present application can be Electronic Paper, mobile phone, tablet computer, television set, show
Show any products or components having a display function such as device, laptop, Digital Frame or navigator.
Wherein, display device provided by the embodiments of the present application includes the display panel that previous embodiment provides, and is realized former
Reason is similar with effect is realized, details are not described herein.
Based on the same inventive concept, some embodiments of the application also provide a kind of production method of display panel, and Fig. 5 is this
The flow chart for applying for the production method for the display panel that embodiment provides, as shown in figure 5, display surface provided by the embodiments of the present application
The production method of plate specifically includes the following steps:
Step 100 provides substrate.
Optionally, substrate can be rigid substrate or flexible substrate, wherein rigid substrate can be but be not limited to glass,
One of Jin Shu Be piece is a variety of；Flexible substrate can be but be not limited to polyethylene terephthalate, terephthalic acid (TPA)
Glycol ester, polyether-ether-ketone, polystyrene, polycarbonate, poly- aryl acid esters, polyarylate, polyimides, polyvinyl chloride, poly- second
One of alkene, textile fabric are a variety of.
Step 200 sequentially forms pixel defining layer and black matrix layer for defining multiple pixel regions in substrate.
Specifically, black matrix layer limits multiple first open regions in substrate, the first open region and pixel region are one by one
Corresponding, orthographic projection of first open region in substrate forms closed area, and closed area includes special-shaped boundary, so that when display
When panel is in dark-state, the light projected from the first open region is uniformly distributed.
Optionally, resin material production can be selected in pixel defining layer, and the embodiment of the present application is not limited in any way this.
The production method of display panel provided by the embodiments of the present application includes: offer substrate, and use is sequentially formed in substrate
In the pixel defining layer and black matrix layer that define multiple pixel regions, wherein black matrix layer limits multiple first in substrate
Open region, the first open region and pixel region correspond, and orthographic projection of first open region in substrate forms closed area, envelope
Closed region includes special-shaped boundary, so that the light projected from the first open region is uniformly distributed when display panel is in dark-state.
The closing that orthographic projection of the first open region that black matrix layer in the display panel of the application production limits in substrate is formed
Region includes special-shaped boundary, so that the light projected from the first open region is uniformly distributed, energy when display panel is in dark-state
Color separation degree is enough reduced, the reliability of display panel is improved.
Optionally, step 200 includes: that thin film transistor array layer is formed on the substrate；In thin film transistor array layer
Sequentially form first electrode and pixel defining layer；Organic luminous layer and second electrode are formed on the first electrode；In second electrode
Upper formation encapsulated layer；Black matrix layer and colored filter are formed on encapsulated layer；Protective layer is formed in colorized optical filtering on piece.
Wherein, it includes: to form black matrix by patterning processes using default mask plate that black matrix layer is formed on encapsulated layer
Layer.Wherein, patterning processes include: the techniques such as coating, exposure, development, etching and removing.
Wherein, the encapsulated layer in the present embodiment avoids water and oxygen intrudes into the organic luminous layer of display panel, influences
The service life of display panel, while the outer surface of encapsulated layer is flat, and black matrix layer is made on a flat surface,
It is more advantageous to the display effect of display panel.
Wherein, colored filter includes: Red lightscreening plate, green color filter and blue color filter.On the one hand, optical filter energy
It is enough that processing is filtered to the light of outgoing, improve the excitation purity of emergent ray；On the other hand, optical filter can be to ambient
It plays a role in filtering, it is possible to reduce into the environment light in display panel, and then reduce reflection of the display panel to environment light, mention
High user experience.
It is arranged protective layer used in fixed and protection black matrix layer and colored filter in the present embodiment, display surface can be protected
The display effect of plate promotes the reliability of display panel.
Optionally, the making material of first electrode is metal, comprising: aluminium, copper or other metal materials, the application are implemented
Example is not limited in any way this.
Optionally, it is formed after encapsulated layer on the second electrode, the production side of display panel provided by the embodiments of the present application
Method further include: touch base plate is formed on encapsulated layer.
It include that touch base plate can be realized touch-control in display panel provided by the embodiments of the present application, so that the function of display panel
It can more enrich, application range is more extensive.
Wherein, black matrix layer is formed on encapsulated layer and colored filter includes: that black matrix layer is formed on touch base plate
And colored filter.
Attached drawing of the embodiment of the present invention is pertained only to the present embodiments relate to the structure arrived, and other structures, which can refer to, usually to be set
Meter.
For clarity, in the attached drawing of embodiment for describing the present invention, the thickness and size of layer or micro-structure
It is amplified.It is appreciated that ought such as layer, film, region or substrate etc element be referred to as be located at another element "above" or "below"
When, which " direct " can be located at "above" or "below" another element, or may exist intermediary element.
Although disclosed herein embodiment it is as above, the content only for ease of understanding the present invention and use
Embodiment is not intended to limit the invention.Technical staff in any fields of the present invention is taken off not departing from the present invention
Under the premise of the spirit and scope of dew, any modification and variation, but the present invention can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of display panel characterized by comprising substrate and setting on the substrate for defining multiple pixels
The pixel defining layer and black matrix layer in region；
The black matrix layer limits multiple first open regions in substrate, and first open region and the pixel region are one by one
Corresponding, orthographic projection of first open region in substrate forms closed area, and the closed area includes special-shaped boundary, so that
When proper display panel is in dark-state, the light projected from first open region is uniformly distributed.
2. display panel according to claim 1, which is characterized in that the pixel defining layer limits on the substrate
Multiple second open regions；
Second open region and first open region correspond, orthographic projection covering of each first open region in substrate
Orthographic projection of corresponding second open region in substrate.
3. display panel according to claim 1 or 2, which is characterized in that the abnormity boundary includes: aperiodic arrangement
Multiple irregular figures；
The shape of the irregular figure includes: zigzag or waveform.
4. display panel according to claim 3, which is characterized in that the display panel further include: be arranged in substrate
Thin film transistor array layer, light emitting device layer and encapsulated layer；The light emitting device layer include: first electrode, second electrode and
Organic luminous layer；
The thin film transistor array layer is arranged in side of the substrate close to black matrix layer, and the organic luminous layer is located at described the
Between two electrodes and first electrode, the first electrode is located at the second electrode close to the side of substrate, the encapsulated layer position
In side of the light emitting device layer far from substrate；
The first electrode is reflecting electrode.
5. display panel according to claim 4, which is characterized in that the display panel further include: be arranged in encapsulated layer
Multiple colored filters of separate substrate side and the protective layer that side of the colored filter far from substrate is set.
6. display panel according to claim 5, which is characterized in that the display panel further include: touch base plate；
The touch base plate is arranged between the black matrix layer and encapsulated layer.
7. a kind of display device characterized by comprising display panel as described in any one of claims 1 to 6.
8. a kind of production method of display panel, which is characterized in that the described method includes:
Substrate is provided；
The pixel defining layer and black matrix layer for defining multiple pixel regions are sequentially formed in substrate；The black matrix layer exists
Multiple first open regions are limited in substrate, first open region and the pixel region correspond, first opening
Orthographic projection of the area in substrate forms closed area, and the closed area includes special-shaped boundary, so that when display panel is in
When dark-state, the light projected from first open region is uniformly distributed.
9. according to the method described in claim 8, it is characterized in that, described be formed on the substrate for defining multiple pixel regions
Pixel defining layer and black matrix layer include:
Thin film transistor array layer is formed on the substrate；
First electrode and pixel defining layer are sequentially formed in thin film transistor array layer；
Organic luminous layer and second electrode are formed on the first electrode；
Encapsulated layer is formed on the second electrode；
Black matrix layer and colored filter are formed on encapsulated layer；
Protective layer is formed in colorized optical filtering on piece.
10. according to the method described in claim 9, it is characterized in that, it is described on the second electrode formed encapsulated layer after, it is described
Method further include:
Touch base plate is formed on encapsulated layer；
Formation black matrix layer and the colored filter on encapsulated layer include: that black matrix layer and colour are formed on touch base plate
Optical filter.
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| CN201910815488.6A CN110534551B (en) | 2019-08-30 | 2019-08-30 | Display panel, manufacturing method thereof and display device |
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