CN109473464A - A kind of display panel and preparation method thereof - Google Patents
A kind of display panel and preparation method thereof Download PDFInfo
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- CN109473464A CN109473464A CN201811367990.7A CN201811367990A CN109473464A CN 109473464 A CN109473464 A CN 109473464A CN 201811367990 A CN201811367990 A CN 201811367990A CN 109473464 A CN109473464 A CN 109473464A
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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
- H10K59/32—Stacked devices having two or more layers, each emitting at different wavelengths
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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
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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
- H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
- H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
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Abstract
The embodiment of the present invention provides a kind of display panel and preparation method thereof, is related to field of display technology, on the basis of improving anode reflective problem, improves the light extraction efficiency of luminescent device.The display panel includes: substrate, the luminescent layer on substrate and the first color color blocking layer, the second color color blocking layer and third color color blocking layer that are set to luminescent layer light emission side；Luminescent layer includes multiple luminescent devices, and each first color sub-pixels, each second color sub-pixels are provided with a luminescent device in each third color sub-pixels；First color color blocking layer in the first color sub-pixels of part with a thickness of first thickness, in the first color sub-pixels of rest part with a thickness of second thickness, first thickness is greater than the second thickness；The first color sub-pixels that second thickness part is located in first color color blocking layer are uniformly distributed；Second color color blocking layer is located at least partly the second color sub-pixels, and third color color blocking layer is located at least partly third color sub-pixels.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panel and preparation method thereof.
Background technique
Organic electroluminescent LED (Organic Electro luminescent Display, abbreviation OLED) relies on
Its low-power consumption, wide viewing angle, thin thickness, is able to achieve the excellent properties such as flexibility at high color saturation, is increasingly becoming the master of display field
Stream, can be widely applied to the end products such as smart phone, tablet computer, TV.
Currently, more and more important development trend is being presented in flexible OLED display panel, however, curved with small radii
When folding, the polaroid flexibility being attached in flexible OLED display panel is broken；Meanwhile OLED display panel includes OLED device,
OLED device includes anode, and the material of anode is usually metal, if under the external environmental lights irradiation such as outdoor or strong light, be easy because
Anode reflective the problem of causing OLED display panel poor display effect.
Chromatic filter layer by being arranged on encapsulation cover plate (Color Filter On Encap, abbreviation by the prior art
COE) come while solving above-mentioned two problems, on the one hand, the material of chromatic filter layer is usually flexible biggish resin, Ke Yidai
For polaroid, avoid the polaroid when bending with small radii broken；On the other hand, chromatic filter layer can be in subpixel area
Play the role of blocking to external environmental light, to reduce the intensity for the external environmental light being irradiated on anode, so as to improve because of anode
Reflective the problem of causing OLED display panel poor display effect.
However, chromatic filter layer also has the effect of blocking to the light being emitted from OLED device, cause to be emitted from OLED device
Light partial loss consider although amount of light loss caused by being less than because of amount of light loss caused by chromatic filter layer because of polaroid
To the whole lighting efficiency of OLED device, existing COE technology, which still goes out light and display effect to the entirety of OLED device, to be had
Certain influence, so that the power consumption under certain brightness conditions is promoted, the service life reduction of OLED device.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and preparation method thereof, can be in the base for improving the reflective problem of anode
On plinth, the light extraction efficiency of luminescent device is improved, increases the service life of luminescent device.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
On the one hand, a kind of display panel is provided, comprising: substrate, the luminescent layer being set on the substrate and be set to
The first color color blocking layer, the second color color blocking layer and the third color color blocking layer of the luminescent layer light emission side；First color, second
Color and third color three primary colours each other；The luminescent layer includes multiple luminescent devices, is arranged in each first color sub-pixels
There is the luminescent device, the luminescent device, each third color are provided in each second color sub-pixels
The luminescent device is provided in pixel；Thickness of the first color color blocking layer in first color sub-pixels of part
Degree is first thickness, in the first color sub-pixels described in rest part with a thickness of second thickness, the first thickness is greater than
The second thickness；First color sub-pixels that second thickness part is located in the first color color blocking layer uniformly divide
Cloth；The second color color blocking layer is located at least partly described second color sub-pixels, and the third color color blocking layer is located at
In at least partly described third color sub-pixels.
Optionally, the second color color blocking layer in second color sub-pixels of part with a thickness of third thickness,
In the second color sub-pixels described in rest part with a thickness of the 4th thickness, the third thickness is greater than the 4th thickness；
Second color sub-pixels that the 4th caliper portion is located in the second color color blocking layer are uniformly distributed.
Optionally, the third color color blocking layer in the third color sub-pixels of part with a thickness of the 5th thickness,
In the third color sub-pixels described in rest part with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；
The third color sub-pixels that the 6th caliper portion is located in the third color color blocking layer are uniformly distributed.
Optionally, the second thickness be 0, and in the first color color blocking layer second thickness part be located at it is described
Accounting of first color sub-pixels in all first color sub-pixels is less than or equal to 50%；Alternatively, the second thickness
It is the 20%~80% of the first thickness, and second thickness part is located in the first color color blocking layer described first
Accounting of the color sub-pixels in all first color sub-pixels is less than or equal to 60%.
Optionally, in the second color color blocking layer the 4th with a thickness of 0, and the 4th caliper portion in the second color color blocking layer
Accounting of second color sub-pixels being located in all second color sub-pixels is less than or equal to 50%；Alternatively,
Described 4th with a thickness of the 20%~80% of the third thickness, and the 4th caliper portion institute position in the second color color blocking layer
In accounting of second color sub-pixels in all second color sub-pixels be less than or equal to 60%；And/or it is described
The 6th in third color color blocking layer with a thickness of 0, and the 6th caliper portion is located in the third color color blocking layer described
Accounting of three color sub-pixels in all third color sub-pixels is less than or equal to 50%；Alternatively, the described 6th with a thickness of
The 20%~80% of 5th thickness, and the third face that the 6th caliper portion is located in the third color color blocking layer
Accounting of the sub-pixels in all third color sub-pixels is less than or equal to 60%.
Optionally, further include encapsulated layer for being packaged to the luminescent layer；It is the first color color blocking layer, described
Second color color blocking layer and the third color color blocking layer are all set in the encapsulated layer far from the luminescent layer side.
It optionally, further include thin film transistor (TFT)；The luminescent layer include be cascading anode over the substrate,
Light emitting functional layer, cathode；The drain electrode of the thin film transistor (TFT) is electrically connected with the anode.
Optionally, first color sub-pixels are blue subpixels, and second color sub-pixels are red sub-pixel,
The third color sub-pixels are green sub-pixels；The second color color blocking layer is located at all second color sub-pixels
In, and the second color resistance layer with a thickness of third thickness；The third color color blocking layer is located at all third colors
In sub-pixel, and the third color resistance layer with a thickness of the 5th thickness.
On the other hand, a kind of preparation method of display panel is provided, the display panel includes substrate, is set to the lining
Luminescent layer on bottom；The luminescent layer includes multiple luminescent devices, and the hair is provided in each first color sub-pixels
Optical device is provided with the luminescent device in each second color sub-pixels, is provided in each third color sub-pixels
One luminescent device；The preparation method includes: to form the first face in the light emission side of the luminescent layer using photoetching process
Color color blocking layer, the second color color blocking layer and third color color blocking layer；First color, the second color and third color three base each other
Color；Wherein, the first color color blocking layer in first color sub-pixels of part with a thickness of first thickness, in its remaining part
In point first color sub-pixels with a thickness of second thickness, the first thickness is greater than the second thickness；Described first
First color sub-pixels that second thickness part is located in color color blocking layer are uniformly distributed；The second color color blocking layer
In at least partly described second color sub-pixels, the third color color blocking layer is located at least partly described third color
In pixel.
Optionally, the second color color blocking layer in second color sub-pixels of part with a thickness of third thickness,
In the second color sub-pixels described in rest part with a thickness of the 4th thickness, the third thickness is greater than the 4th thickness；
Second color sub-pixels that the 4th caliper portion is located in the second color color blocking layer are uniformly distributed；And/or it is described
Third color color blocking layer in the third color sub-pixels of part with a thickness of the 5th thickness, the third face described in rest part
In sub-pixels with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；In the third color color blocking layer
The third color sub-pixels that 6th caliper portion is located at are uniformly distributed.
The embodiment of the present invention provides a kind of display panel and preparation method thereof, by making the first color color blocking layer in part
In one color sub-pixels with a thickness of first thickness, in the first color sub-pixels of rest part with a thickness of second thickness, and
First thickness is greater than second thickness, can be on the basis of blocking environment light using the first color color blocking layer, by reducing part the
The thickness of one color color blocking layer, the light extraction efficiency of Lai Tigao luminescent device, and then reduce the power consumption under certain brightness conditions, increase
Add the service life of luminescent device；Simultaneously as the first color that second thickness part is located in the first color color blocking layer
Pixel is uniformly distributed, and therefore, the thickness that also can avoid because of the first color color blocking layer in the first different color sub-pixels is different
And the problem of influencing display effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 6 is a kind of first color sub-pixels provided in an embodiment of the present invention, the second color sub-pixels, third color sub- picture
The distribution map of element.
Appended drawing reference:
10- substrate；111- the first color color blocking layer；112- the second color color blocking layer；113- third color color blocking layer；12-
Black matrix；14- luminescent device；141- anode；142- light emitting functional layer；143- cathode；15- pixel defining layer；16- encapsulated layer；
17- thin film transistor (TFT)；171- grid；172- gate insulation layer；173- active layer；174- source electrode；175- drain electrode；The sub- picture of 21- blue
Element；22- red sub-pixel；23- green sub-pixels.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of display panel, as shown in Figs. 1-3, comprising: substrate 10 is set on substrate 10
Luminescent layer 14 and the first color color blocking layer 111, the second color color blocking layer 112 and third face for being set to luminescent layer light emission side
Color color blocking layer 113；First color, the second color and third color three primary colours each other；Luminescent layer includes multiple luminescent devices 14, often
It is provided with a luminescent device 14 in a first color sub-pixels, a luminescent device is provided in each second color sub-pixels
14, a luminescent device 14 is provided in each third color sub-pixels；First color color blocking layer 111 is in the first color of part
In pixel with a thickness of first thickness, in the first color sub-pixels of rest part with a thickness of second thickness, first thickness is big
In second thickness；The first color sub-pixels that second thickness part is located in first color color blocking layer 111 are uniformly distributed；Second
Color color blocking layer 112 is located at least partly the second color sub-pixels, and third color color blocking layer 113 is located at least partly third face
In sub-pixels.
Herein, the second color in the first adjacent color color blocking layer 111 between the second color color blocking layer 112, adjacent
Between color blocking layer 112 and third color color blocking layer 113, adjacent first color color blocking layer 111 and third color color blocking layer 113 it
Between further include black matrix 12.
Wherein it is possible to be initially formed the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer
113, and then form black matrix 12；It can also be initially formed black matrix 12, and then form the first color color blocking layer 111, the
Second colors color blocking layer 112 and third color color blocking layer 113.
It should be noted that first, the display panel includes can be with self luminous luminescent layer, that is, the display panel
For light-emitting display panel, for example, the display panel is OLED display panel or quantum dot display panel.
Second, luminescent device 14 can be top light emitting structure, is also possible to bottom light emitting structure, is also possible to double-side
Structure.
When luminescent device 14 is that top shines, the light emission side of luminescent layer is the side that luminescent layer deviates from substrate 10, such as Fig. 2 and
Shown in Fig. 3, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are set to luminescent layer back
From 10 side of substrate；When luminescent layer shines the bottom of for, the light emission side of luminescent layer is luminescent layer close to the side of substrate 10, such as Fig. 1
Shown, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are set to luminescent layer close to lining
10 side of bottom；When luminescent layer is double-side, the light emission side of luminescent layer be luminescent layer close to and away from the side of substrate 10.Its
In, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 can be only arranged at luminescent layer and lean on
Nearly 10 side of substrate can also be only arranged at luminescent layer away from 10 side of substrate, also can be set close and separate in luminescent layer
10 side of substrate.
Third, the first color, the second color and third color can red each other, green and blue；Alternatively, the first color,
Second color and third color can pinkish red each other, cyan and yellow.
4th, the specific thickness value of first thickness and second thickness is not defined, specifically, being with actual demand
It is quasi-.
The thickness difference of second thickness and first thickness is not defined.
Specifically, second thickness is 0, and the first color that second thickness part is located in the first color color blocking layer 111
Accounting of the sub-pixel in all first color sub-pixels is less than or equal to 50%.
For example, it is assumed that including 1000 the first color sub-pixels, then thickness in the first color color blocking layer 111 in display panel
The number for the first color sub-pixels being located at by 0 part is less than or equal to 500.
Herein, preferably in the case where second thickness is 0, second thickness part is located in the first color color blocking layer 111
Accounting of first color sub-pixels in all first color sub-pixels be 3%~5%.
Alternatively, second thickness is the 20%~80% of first thickness, and second thickness part in the first color color blocking layer 111
Accounting of the first color sub-pixels being located in all first color sub-pixels is less than or equal to 60%.
For example, it is assumed that including 1000 the first color sub-pixels in display panel, with a thickness of the first color of first thickness
Color blocking layer 111 with a thickness of 1 μm, then second thickness is 0.2~0.8 μm, with a thickness of 0.2~0.8 in the first color color blocking layer 111
μm the number of the first color sub-pixels that is located at of part be less than or equal to 600.
5th, the second color color blocking layer 112 is located at least partly the second color sub-pixels, wherein the second color color blocking
Layer 112 can be located in the second whole color sub-pixels, can also be located in the second color sub-pixels of part.
When the second color color blocking layer 112 can be located in the second whole color sub-pixels, multiple second color color blockings
The thickness of layer 112 is equal；Alternatively, thickness of the second color color blocking layer 112 in the second color sub-pixels is unequal.
Wherein, when thickness of the second color color blocking layer 112 in the second color sub-pixels is unequal, all second colors
The thickness of color blocking layer 112 can be unequal, can also have the thickness of part the second color color blocking layer 112 equal.
Third color color blocking layer 113 is located at least partly third color sub-pixels, wherein third color color blocking layer 113
It can be located in whole third color sub-pixels, can also be located in part third color sub-pixels.
When third color color blocking layer 113 can be located in whole third color sub-pixels, multiple third color color blockings
The thickness of layer 113 is equal；Alternatively, thickness of the third color color blocking layer 113 in third color sub-pixels is unequal.
Wherein, when thickness of the third color color blocking layer 113 in third color sub-pixels is unequal, all third colors
The thickness of color blocking layer 113 can be unequal, can also have the thickness of part third color color blocking layer 113 equal.
The embodiment of the present invention provides a kind of display panel, by making the first color color blocking layer 111 in the first color of part
In pixel with a thickness of first thickness, in the first color sub-pixels of rest part with a thickness of second thickness, and first thickness
It, can be on the basis of blocking environment light using the first color color blocking layer 111, by reducing the first color of part greater than second thickness
The thickness of color blocking layer 111, the light extraction efficiency of Lai Tigao luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase
The service life of luminescent device 14；Simultaneously as the first color that second thickness part is located in the first color color blocking layer 111
Sub-pixel is uniformly distributed, and therefore, also can avoid the thickness because of the first color color blocking layer 111 in the first different color sub-pixels
It is different and the problem of influence display effect.
Optionally, as shown in Fig. 2, the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of third
Thickness, in the second color sub-pixels of rest part with a thickness of the 4th thickness, third thickness is greater than the 4th thickness；Second color
The second color sub-pixels that the 4th caliper portion is located in color blocking layer 112 are uniformly distributed.
It should be noted that first, third thickness can be equal with first thickness, can also be unequal.
It is preferred that third thickness is equal to first thickness, so, the first thickness in the first color color blocking layer 111 can be formed simultaneously
The part of third thickness in the part of degree and the second color color blocking layer 112.
The second, the four thickness can be equal with second thickness, can also be unequal.
It is preferred that the 4th thickness so, can in the case where first thickness and equal third thickness equal to second thickness
It is formed simultaneously the part of the 4th thickness in the part of second thickness and the second color color blocking layer 112 in the first color color blocking layer 111.
Third is not defined third thickness and the specific thickness value of the 4th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 4th thickness and third thickness is not defined.
Specifically, the 4th the second color being located at a thickness of the 4th caliper portion in the 0, and second color color blocking layer 112
Accounting of the sub-pixel in all second color sub-pixels is less than or equal to 50%.
For example, it is assumed that including 1000 the second color sub-pixels, then thickness in the second color color blocking layer 112 in display panel
The number for the second color sub-pixels being located at by 0 part is less than or equal to 500.
Herein, preferably in the case where the 4th with a thickness of 0, the 4th caliper portion is located in the second color color blocking layer 112
Accounting of second color sub-pixels in all second color sub-pixels be 3%~5%.
Alternatively, the 4th with a thickness of the 4th caliper portion in the 20%~80% of third thickness, and second color color blocking layer 112
Accounting of the second color sub-pixels being located in all second color sub-pixels is less than or equal to 60%.
For example, it is assumed that including 1000 the second color sub-pixels in display panel, with a thickness of the second color of third thickness
Color blocking layer 112 with a thickness of 1 μm, then the 4th with a thickness of 0.2~0.8 μm, with a thickness of 0.2~0.8 in the second color color blocking layer 112
μm the number of the second color sub-pixels that is located at of part be less than or equal to 600.
In the embodiment of the present invention, by make the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of
Third thickness, in the second color sub-pixels of rest part with a thickness of the 4th thickness, and third thickness is greater than the 4th thickness, can
On the basis of blocking environment light using the second color color blocking layer 112, by the thickness for reducing the second color of part color blocking layer 112
Degree, the light extraction efficiency of Lai Tigao luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase making for luminescent device 14
Use the service life；Simultaneously as the second color sub-pixels that the 4th caliper portion is located in the second color color blocking layer 112 uniformly divide
Therefore cloth also can avoid influencing due to the thickness because of the second color color blocking layer 112 in the second different color sub-pixels is different aobvious
The problem of showing effect.
Optionally, as shown in figure 3, third color color blocking layer 113 in the third color sub-pixels of part with a thickness of the 5th
Thickness, in rest part third color sub-pixels with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；Third color
The third color sub-pixels that the 6th caliper portion is located in color blocking layer 113 are uniformly distributed.
It should be noted that the first, the five thickness can be only equal with first thickness, alternatively, the 5th thickness can only with
Third thickness is equal, alternatively, the 5th thickness can be equal with first thickness and third thickness；5th thickness can also be with the first thickness
Degree and third thickness are unequal.
It is preferred that the 5th thickness is equal to third thickness, while it being also equal to first thickness, so, the first face can be formed simultaneously
The part of first thickness in color color blocking layer 111, the part of third thickness and third color color in the second color color blocking layer 112
The part of 5th thickness in resistance layer 113.
The second, the six thickness can be only equal with second thickness, alternatively, the 6th thickness can be only equal with the 4th thickness,
Alternatively, the 6th thickness can be equal with second thickness and the 4th thickness；6th thickness can also be with second thickness and the 4th thickness
It is unequal.
It is preferred that the 6th thickness is equal to the 4th thickness, while being equal to second thickness, so, is equal to third in the 5th thickness
In the case where thickness and first thickness, the part of second thickness and the second color in the first color color blocking layer 111 can be formed simultaneously
In color blocking layer 112 in the part of the 4th thickness and third color color blocking layer 113 the 6th thickness part.
Third is not defined the specific thickness value of the 5th thickness and the 6th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 6th thickness and the 5th thickness is not defined.
Specifically, the 6th with a thickness of 0, and the third color that the 6th caliper portion is located in third color color blocking layer 113
Accounting of the sub-pixel in all third color sub-pixels is less than or equal to 50%.
For example, it is assumed that including 1000 third color sub-pixels, then thickness in third color color blocking layer 113 in display panel
The number for the third color sub-pixels being located at by 0 part is less than or equal to 500.
Herein, preferably in the case where the 6th with a thickness of 0, the 6th caliper portion is located in third color color blocking layer 113
Accounting of the third color sub-pixels in all third color sub-pixels be 3%~5%.
Alternatively, the 6th with a thickness of the 20%~80% of the 5th thickness, and the 6th caliper portion in third color color blocking layer 113
Accounting of the third color sub-pixels being located in all third color sub-pixels is less than or equal to 60%.For example, it is assumed that display
It include 1000 third color sub-pixels in panel, with a thickness of the 5th degree of third color color blocking layer 112 with a thickness of 1 μm, then
6th with a thickness of 0.2~0.8 μm, the third face that the part in third color color blocking layer 113 with a thickness of 0.2~0.8 μm is located at
The number of sub-pixels is less than or equal to 600.
In the embodiment of the present invention, by make third color color blocking layer 113 in the third color sub-pixels of part with a thickness of
5th thickness, in rest part third color sub-pixels with a thickness of the 6th thickness, and the 5th thickness is greater than the 6th thickness, can
On the basis of blocking environment light using third color color blocking layer 113, by the thickness for reducing part third color color blocking layer 113
Degree, the light extraction efficiency of Lai Tigao luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase making for luminescent device 14
Use the service life；Simultaneously as the third color sub-pixels that the 6th caliper portion is located in third color color blocking layer 113 uniformly divide
Therefore cloth also can avoid influencing due to the thickness because of third color color blocking layer 113 in different third color sub-pixels is different aobvious
The problem of showing effect.
Optionally, as shown in Fig. 2, the display panel further includes the encapsulated layer 16 for being packaged to luminescent layer；The
One color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are all set in encapsulated layer 16 far from luminous
Layer side.
In the embodiment of the present invention, by by the first color color blocking layer 111, the second color color blocking layer 112 and third color color
Resistance layer 113 is set to encapsulated layer 16 far from luminescent layer side, can be packaged at once to luminescent layer after forming luminescent layer,
Enter in luminescent layer to avoid air, steam etc., influences the performance and used life of luminescent layer.
On this basis, as shown in Figure 1, when the first color color blocking layer 111, the second color color blocking layer 112 and third color
When color blocking layer 113 is set to luminescent layer close to 10 side of substrate, for example, the first color color blocking layer 111, the second color color blocking layer
112 and third color color blocking layer 113 be set to thin film transistor (TFT) close to 10 side of substrate.
When the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are set to luminescent layer
When away from 10 side of substrate, as shown in figure 3, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking
Layer 113 can also be set to encapsulated layer 16 close to luminescent layer side.Wherein it is possible to first form the first color color on encapsulated layer 16
Resistance layer 111, the second color color blocking layer 112 and third color color blocking layer 113, and then the first color color blocking layer will be formed with
111, the encapsulated layer 16 of the second color color blocking layer 112 and third color color blocking layer 113 is bonded in luminescent layer by Optical transparent adhesive
Away from 10 side of substrate.
Optionally, as shown in figure 4, the display panel further includes thin film transistor (TFT) 17；Luminescent layer includes stacking gradually to set
Set anode 141, light emitting functional layer 142, cathode 143 on substrate 10；141 electricity of drain electrode 175 and anode of thin film transistor (TFT) 17
Connection.
On this basis, thin film transistor (TFT) 17 further includes grid 171, gate insulation layer 172, active layer 173, source electrode 174；Phase
Pixel defining layer 15 is additionally provided between adjacent luminescent device 14.Thin film transistor (TFT) 17 is spaced apart with luminescent layer by flatness layer.
It should be noted that first, the material of active layer 173 is not defined, it can be using amorphous silicon, oxidation
The materials such as object, organic are made.
In addition, not being defined to the type of thin film transistor (TFT) 17, it can be back channel-type, can also be etch stopper
Type, depending on can specifically forming the technique of source electrode 174 and drain electrode 175 according to the material of active layer 173 and preparation.
Second, the structure of thin film transistor (TFT) 17 is not defined, thin film transistor (TFT) 17 can be bottom gate type or top-gated
Type or the drain electrode of double grid type or double source.
Optionally, as shown in figures 1 to 6, the first color sub-pixels are blue subpixels 21, and the second color sub-pixels are red
Sub-pixels 22, third color sub-pixels are green sub-pixels 23；Second color color blocking layer 112 is located at all second color sub- pictures
In element, and the second color resistance layer 112 with a thickness of third thickness；Third color color blocking layer 113 is located at all third color sub- pictures
In element, and third color resistance layer 113 with a thickness of the 5th thickness.Wherein, in the blue subpixels of black instruction first in Fig. 6
Color color blocking layer 111 with a thickness of second thickness.
It is shorter using the time since the rate of decay of blue light is most fast in the embodiment of the present invention, therefore, so that the first color
Color blocking layer 111 in the first color sub-pixels of part with a thickness of first thickness, in the first color sub-pixels of rest part
Thickness with a thickness of second thickness, and the second color resistance layer 112 be third thickness, third color resistance layer 113 thickness be
5th thickness, so that the power consumption of blue subpixels 21 is with respect to red sub-pixel 22 and green when display panel shows picture
The power consumption of pixel 23 is smaller, to increase the service life of the corresponding luminescent device 14 of blue subpixels 21.The embodiment of the present invention is also
A kind of display panel is provided, as shown in Figure 5, comprising: substrate 10, the luminescent layer being set on substrate 10 and be set to luminous
The first color color blocking layer 111, the second color color blocking layer 112 and the third color color blocking layer 113 of layer light emission side；First color,
Second colors and third color three primary colours each other；Luminescent layer includes multiple luminescent devices 14, is arranged in each first color sub-pixels
There is a luminescent device 14, a luminescent device 14, each third color sub-pixels are provided in each second color sub-pixels
In be provided with a luminescent device 14；First color color blocking layer 111 in first color sub-pixels of part with a thickness of
One thickness, in the first color sub-pixels of rest part include first area and second area, first area with a thickness of first
Thickness, second area with a thickness of second thickness, first thickness is greater than second thickness；Second is thick in first color color blocking layer 111
The first color sub-pixels that degree part is located at are uniformly distributed；Second color color blocking layer 112 is located at least partly the second color
In pixel, third color color blocking layer 113 is located at least partly third color sub-pixels.
It should be noted that first, the display panel includes can be with self luminous luminescent layer, that is, the display panel
For light-emitting display panel, for example, the display panel is OLED display panel or quantum dot display panel.
Second, luminescent device 14 can be top light emitting structure, is also possible to bottom light emitting structure, is also possible to double-side
Structure.
When luminescent device 14 is that top shines, the light emission side of luminescent layer is the side that luminescent layer deviates from substrate 10, such as Fig. 2 and
Shown in Fig. 3, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are set to luminescent layer back
From 10 side of substrate；When luminescent layer shines the bottom of for, the light emission side of luminescent layer is luminescent layer close to the side of substrate 10, such as Fig. 1
Shown, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 are set to luminescent layer close to lining
10 side of bottom；When luminescent layer is double-side, the light emission side of luminescent layer be luminescent layer close to and away from the side of substrate 10.Its
In, the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113 can be only arranged at luminescent layer and lean on
Nearly 10 side of substrate can also be only arranged at luminescent layer away from 10 side of substrate, also can be set close and separate in luminescent layer
10 side of substrate.
Third, the first color, the second color and third color can red each other, green and blue；Alternatively, the first color,
Second color and third color can pinkish red each other, cyan and yellow.
4th, the specific thickness value of first thickness and second thickness is not defined, specifically, being with actual demand
It is quasi-.
The thickness difference of second thickness and first thickness is not defined.
Specifically, second thickness is 0, and the first color that second thickness part is located in the first color color blocking layer 111
Area accounting of the sub-pixel in all first color sub-pixels is less than or equal to 50%.
Herein, preferably in the case where second thickness is 0, second thickness part is located in the first color color blocking layer 111
Area accounting of first color sub-pixels in all first color sub-pixels be 3%~5%.
Alternatively, second thickness is the 20%~80% of first thickness, and second thickness part in the first color color blocking layer 111
Area accounting of the first color sub-pixels being located in all first color sub-pixels is less than or equal to 60%.
5th, the second color color blocking layer 112 is located at least partly the second color sub-pixels, wherein the second color color blocking
Layer 112 can be located in the second whole color sub-pixels, can also be located in the second color sub-pixels of part.
When the second color color blocking layer 112 can be located in the second whole color sub-pixels, multiple second color color blockings
The thickness of layer 112 is equal；Alternatively, thickness of the second color color blocking layer 112 in the second color sub-pixels is unequal.
Wherein, when thickness of the second color color blocking layer 112 in the second color sub-pixels is unequal, all second colors
The thickness of color blocking layer 112 can be unequal, can also have the thickness of part the second color color blocking layer 112 equal.
Third color color blocking layer 113 is located at least partly third color sub-pixels, wherein third color color blocking layer 113
It can be located in whole third color sub-pixels, can also be located in part third color sub-pixels.
When third color color blocking layer 113 can be located in whole third color sub-pixels, multiple third color color blockings
The thickness of layer 113 is equal；Alternatively, thickness of the third color color blocking layer 113 in third color sub-pixels is unequal.
Wherein, when thickness of the third color color blocking layer 113 in third color sub-pixels is unequal, all third colors
The thickness of color blocking layer 113 can be unequal, can also have the thickness of part third color color blocking layer 113 equal.
The embodiment of the present invention provides a kind of display panel, by making the first color color blocking layer 111 in the first color of part
In pixel with a thickness of first thickness, in the first color sub-pixels of rest part include first area and second area, first
Region with a thickness of first thickness, second area with a thickness of second thickness, and first thickness is greater than second thickness, can utilize
On the basis of first color color blocking layer 111 blocks environment light, by reducing the thickness of the first color of part color blocking layer 111, to mention
The light extraction efficiency of high luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase the service life of luminescent device 14；
Simultaneously as the first color sub-pixels that second thickness part is located in the first color color blocking layer 111 are uniformly distributed, therefore,
It also can avoid influencing display effect due to the thickness because of the first color color blocking layer 111 in the first different color sub-pixels is different
Problem.
Optionally, the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of third thickness, at remaining
In the second color sub-pixels of part include third region and the fourth region, third region with a thickness of third thickness, the fourth region
With a thickness of the 4th thickness, third thickness is greater than the 4th thickness；The 4th caliper portion is located in second color color blocking layer 112
Second color sub-pixels are uniformly distributed.
It should be noted that first, third thickness can be equal with first thickness, can also be unequal.
It is preferred that third thickness is equal to first thickness, so, the first thickness in the first color color blocking layer 111 can be formed simultaneously
The part of third thickness in the part of degree and the second color color blocking layer 112.
The second, the four thickness can be equal with second thickness, can also be unequal.
It is preferred that the 4th thickness is equal to second thickness, so, the second thickness in the first color color blocking layer 111 can be formed simultaneously
The part of 4th thickness in the part of degree and the second color color blocking layer 112.
Third is not defined third thickness and the specific thickness value of the 4th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 4th thickness and third thickness is not defined.
Specifically, the 4th the second color being located at a thickness of the 4th caliper portion in the 0, and second color color blocking layer 112
Area accounting of the sub-pixel in all second color sub-pixels is less than or equal to 50%.
Herein, preferably in the case where the 4th with a thickness of 0, the 4th caliper portion is located in the second color color blocking layer 112
Area accounting of second color sub-pixels in all second color sub-pixels be 3%~5%.
Alternatively, the 4th with a thickness of the 4th caliper portion in the 20%~80% of third thickness, and second color color blocking layer 112
Area accounting of the second color sub-pixels being located in all second color sub-pixels is less than or equal to 60%.
In the embodiment of the present invention, by make the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of
Third thickness includes third region and the fourth region in the second color sub-pixels of rest part, third region with a thickness of the
Three thickness, the fourth region with a thickness of the 4th thickness, and third thickness is greater than the 4th thickness, can utilize the second color color blocking layer
On the basis of 112 block environment light, by reducing the thickness of the second color of part color blocking layer 112, Lai Tigao luminescent device 14
Light extraction efficiency, and then reduce the power consumption under certain brightness conditions, increase the service life of luminescent device 14；Simultaneously as second
The second color sub-pixels that the 4th caliper portion is located in color color blocking layer 112 are uniformly distributed, and therefore, also can avoid because of second
Thickness of the color color blocking layer 112 in the second different color sub-pixels is different and the problem of influence display effect.
Optionally, third color color blocking layer 113 in the third color sub-pixels of part with a thickness of the 5th thickness, at remaining
In the third color sub-pixels of part include the 5th region and the 6th region, the 5th region with a thickness of the 5th thickness, the 6th
Region with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；6th caliper portion institute position in third color color blocking layer 113
In third color sub-pixels be uniformly distributed.
It should be noted that the first, the five thickness can be only equal with first thickness, alternatively, the 5th thickness can only with
Third thickness is equal, alternatively, the 5th thickness can be equal with first thickness and third thickness；5th thickness can also be with the first thickness
Degree and third thickness are unequal.
It is preferred that the 5th thickness is equal to third thickness, while it being also equal to first thickness, so, the first face can be formed simultaneously
The part of first thickness in color color blocking layer 111, the part of third thickness and third color color in the second color color blocking layer 112
The part of 5th thickness in resistance layer 113.
The second, the six thickness can be only equal with second thickness, alternatively, the 6th thickness can be only equal with the 4th thickness,
Alternatively, the 6th thickness can be equal with second thickness and the 4th thickness；6th thickness can also be with second thickness and the 4th thickness
It is unequal.
It is preferred that the 6th thickness is equal to the 4th thickness, while so the first color can be formed simultaneously equal to second thickness
Part and third color color of the part of second thickness with the 4th thickness in the second color color blocking layer 112 in color blocking layer 111
The part of 6th thickness in resistance layer 113.
Third is not defined the specific thickness value of the 5th thickness and the 6th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 6th thickness and the 5th thickness is not defined.
Specifically, the 6th with a thickness of 0, and the third color that the 6th caliper portion is located in third color color blocking layer 113
Area accounting of the sub-pixel in all third color sub-pixels is less than or equal to 50%.
Herein, preferably in the case where the 6th with a thickness of 0, the 6th caliper portion is located in third color color blocking layer 113
Area accounting of the third color sub-pixels in all third color sub-pixels be 3%~5%.
Alternatively, the 6th with a thickness of the 20%~80% of the 5th thickness, and the 6th caliper portion in third color color blocking layer 113
Area accounting of the third color sub-pixels being located in all third color sub-pixels is less than or equal to 60%.
In the embodiment of the present invention, by make third color color blocking layer 113 in the third color sub-pixels of part with a thickness of
5th thickness includes the 5th region and the 6th region in rest part third color sub-pixels, the 5th region with a thickness of the
Five thickness, the 6th region with a thickness of the 6th thickness, and the 5th thickness is greater than the 6th thickness, can utilize third color color blocking layer
On the basis of 113 block environment light, by reducing the thickness of part third color color blocking layer 113, Lai Tigao luminescent device 14
Light extraction efficiency, and then reduce the power consumption under certain brightness conditions, increase the service life of luminescent device 14；Simultaneously as third
The third color sub-pixels that the 6th caliper portion is located in color color blocking layer 113 are uniformly distributed, and therefore, also can avoid because of third
Thickness of the color color blocking layer 113 in different third color sub-pixels is different and the problem of influence display effect.
The embodiment of the present invention provides a kind of preparation method of display panel, as shown in Figure 1-3, the display panel includes lining
Bottom 10, the luminescent layer being set on substrate 10；Luminescent layer includes multiple luminescent devices 14, is arranged in each first color sub-pixels
There is a luminescent device 14, a luminescent device 14, each third color sub-pixels are provided in each second color sub-pixels
In be provided with a luminescent device 14；The preparation method includes: to form first in the light emission side of luminescent layer using photoetching process
Color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer 113；First color, the second color and third face
Color three primary colours each other；Wherein, the first color color blocking layer 111 in the first color sub-pixels of part with a thickness of first thickness,
In the first color sub-pixels of rest part with a thickness of second thickness, first thickness is greater than second thickness；First color color blocking layer
The first color sub-pixels that second thickness part is located in 111 are uniformly distributed；Second color color blocking layer 112 is located at least partly
In second color sub-pixels, third color color blocking layer 113 is located at least partly third color sub-pixels.
Specifically, forming the first color color blocking layer 111, the second color color in the light emission side of luminescent layer using photoetching process
Resistance layer 112 and third color color blocking layer 113, comprising: colored filter film is formed on substrate 10, and using mask plate to colour
Light filter film is exposed development and forms the first color color blocking layer 111, the second color color blocking layer 112 and third color color blocking layer
113。
Wherein, when second thickness is 0, the mask plate includes exposure area and occlusion area, if colored filter film
Material belong to positive photoresist, then exposure area is corresponding with the part of second thickness in the first color color blocking layer 111, occlusion area and
The part of first thickness is corresponding in one color color blocking layer 111；If the material of colored filter film belongs to negtive photoresist, exposure area with
The part of first thickness is corresponding in first color color blocking layer 111, second thickness in occlusion area and the first color color blocking layer 111
Part is corresponding.
When second thickness is not 0, mask plate includes half-exposure region and occlusion area, if the material of colored filter film
Belong to positive photoresist, then occlusion area is corresponding with the part of first thickness in the first color color blocking layer 111, half-exposure region and the first face
The part of second thickness is corresponding in color color blocking layer 111.
The embodiment of the present invention provides a kind of preparation method of display panel, technical effect and a kind of aforementioned display panel
Technical effect is identical, and details are not described herein.
Optionally, as shown in Fig. 2, the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of third
Thickness, in the second color sub-pixels of rest part with a thickness of the 4th thickness, third thickness is greater than the 4th thickness；Second color
The second color sub-pixels that the 4th caliper portion is located in color blocking layer 112 are uniformly distributed.
It should be noted that first, third thickness can be equal with first thickness, can also be unequal.
It is preferred that third thickness is equal to first thickness, so, the first thickness in the first color color blocking layer 111 can be formed simultaneously
The part of third thickness in the part of degree and the second color color blocking layer 112.
The second, the four thickness can be equal with second thickness, can also be unequal.
It is preferred that the 4th thickness is equal to second thickness, so, the second thickness in the first color color blocking layer 111 can be formed simultaneously
The part of 4th thickness in the part of degree and the second color color blocking layer 112.
Third is not defined third thickness and the specific thickness value of the 4th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 4th thickness and third thickness is not defined.
Specifically, the 4th the second color being located at a thickness of the 4th caliper portion in the 0, and second color color blocking layer 112
Accounting of the sub-pixel in all second color sub-pixels is less than or equal to 50%.
For example, it is assumed that including 1000 the second color sub-pixels, then thickness in the second color color blocking layer 112 in display panel
The number for the second color sub-pixels being located at by 0 part is less than or equal to 500.
Herein, preferably in the case where the 4th with a thickness of 0, the 4th caliper portion is located in the second color color blocking layer 112
Accounting of second color sub-pixels in all second color sub-pixels be 3%~5%.
Alternatively, the 4th with a thickness of the 4th caliper portion in the 20%~80% of third thickness, and second color color blocking layer 112
Accounting of the second color sub-pixels being located in all second color sub-pixels is less than or equal to 60%.
For example, it is assumed that including 1000 the second color sub-pixels in display panel, with a thickness of the second color of third thickness
Color blocking layer 112 with a thickness of 1 μm, then the 4th with a thickness of 0.2~0.8 μm, with a thickness of 0.2~0.8 in the second color color blocking layer 112
μm the number of the second color sub-pixels that is located at of part be less than or equal to 600.
In the embodiment of the present invention, by make the second color color blocking layer 112 in the second color sub-pixels of part with a thickness of
Third thickness, in the second color sub-pixels of rest part with a thickness of the 4th thickness, and third thickness is greater than the 4th thickness, can
On the basis of blocking environment light using the second color color blocking layer 112, by the thickness for reducing the second color of part color blocking layer 112
Degree, the light extraction efficiency of Lai Tigao luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase making for luminescent device 14
Use the service life；Simultaneously as the second color sub-pixels that the 4th caliper portion is located in the second color color blocking layer 112 uniformly divide
Therefore cloth also can avoid influencing due to the thickness because of the second color color blocking layer 112 in the second different color sub-pixels is different aobvious
The problem of showing effect.
Optionally, as shown in figure 3, third color color blocking layer 113 in the third color sub-pixels of part with a thickness of the 5th
Thickness, in rest part third color sub-pixels with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；Third color
The third color sub-pixels that the 6th caliper portion is located in color blocking layer 113 are uniformly distributed.
It should be noted that the first, the five thickness can be only equal with first thickness, alternatively, the 5th thickness can only with
Third thickness is equal, alternatively, the 5th thickness can be equal with first thickness and third thickness；5th thickness can also be with the first thickness
Degree and third thickness are unequal.
It is preferred that the 5th thickness is equal to third thickness, while it being also equal to first thickness, so, the first face can be formed simultaneously
The part of first thickness in color color blocking layer 111, the part of third thickness and third color color in the second color color blocking layer 112
The part of 5th thickness in resistance layer 113.
The second, the six thickness can be only equal with second thickness, alternatively, the 6th thickness can be only equal with the 4th thickness,
Alternatively, the 6th thickness can be equal with second thickness and the 4th thickness；6th thickness can also be with second thickness and the 4th thickness
It is unequal.
It is preferred that the 6th thickness is equal to the 4th thickness, while so the first color can be formed simultaneously equal to second thickness
Part and third color color of the part of second thickness with the 4th thickness in the second color color blocking layer 112 in color blocking layer 111
The part of 6th thickness in resistance layer 113.
Third is not defined the specific thickness value of the 5th thickness and the 6th thickness, specifically, being with actual demand
It is quasi-.
The thickness difference of 6th thickness and the 5th thickness is not defined.
Specifically, the 6th with a thickness of 0, and the third color that the 6th caliper portion is located in third color color blocking layer 113
Accounting of the sub-pixel in all third color sub-pixels is less than or equal to 50%.
For example, it is assumed that including 1000 third color sub-pixels, then thickness in third color color blocking layer 113 in display panel
The number for the third color sub-pixels being located at by 0 part is less than or equal to 500.
Herein, preferably in the case where the 6th with a thickness of 0, the 6th caliper portion is located in third color color blocking layer 113
Accounting of the third color sub-pixels in all third color sub-pixels be 3%~5%.
Alternatively, the 6th with a thickness of the 20%~80% of the 5th thickness, and the 6th caliper portion in third color color blocking layer 113
Accounting of the third color sub-pixels being located in all third color sub-pixels is less than or equal to 60%.For example, it is assumed that display
It include 1000 third color sub-pixels in panel, with a thickness of the 5th degree of third color color blocking layer 113 with a thickness of 1 μm, then
6th with a thickness of 0.2~0.8 μm, the third face that the part in third color color blocking layer 113 with a thickness of 0.2~0.8 μm is located at
The number of sub-pixels is less than or equal to 600.
In the embodiment of the present invention, by make third color color blocking layer 113 in the third color sub-pixels of part with a thickness of
5th thickness, in rest part third color sub-pixels with a thickness of the 6th thickness, and the 5th thickness is greater than the 6th thickness, can
On the basis of blocking environment light using third color color blocking layer 113, by the thickness for reducing part third color color blocking layer 113
Degree, the light extraction efficiency of Lai Tigao luminescent device 14, and then reduce the power consumption under certain brightness conditions, increase making for luminescent device 14
Use the service life；Simultaneously as the third color sub-pixels that the 6th caliper portion is located in third color color blocking layer 113 uniformly divide
Therefore cloth also can avoid influencing due to the thickness because of third color color blocking layer 113 in different third color sub-pixels is different aobvious
The problem of showing effect.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of display panel characterized by comprising substrate, the luminescent layer being set on the substrate and be set to institute
State the first color color blocking layer, the second color color blocking layer and third color color blocking layer of luminescent layer light emission side；First color, the second face
Color and third color three primary colours each other；
The luminescent layer includes multiple luminescent devices, the luminescent device is provided in each first color sub-pixels, often
It is provided with the luminescent device in a second color sub-pixels, the hair is provided in each third color sub-pixels
Optical device；
The first color color blocking layer in first color sub-pixels of part with a thickness of first thickness, in rest part institute
State in the first color sub-pixels with a thickness of second thickness, the first thickness is greater than the second thickness；First color
First color sub-pixels that second thickness part is located in color blocking layer are uniformly distributed；
The second color color blocking layer is located at least partly described second color sub-pixels, and the third color color blocking layer is located at
In at least partly described third color sub-pixels.
2. display panel according to claim 1, which is characterized in that the second color color blocking layer is in part described second
In color sub-pixels with a thickness of third thickness, in the second color sub-pixels described in rest part with a thickness of the 4th thickness,
The third thickness is greater than the 4th thickness；The 4th caliper portion is located in the second color color blocking layer described second
Color sub-pixels are uniformly distributed.
3. display panel according to claim 1 or 2, which is characterized in that the third color color blocking layer is described in the part
In third color sub-pixels with a thickness of the 5th thickness, in the third color sub-pixels described in rest part with a thickness of the 6th thickness
Degree, the 5th thickness are greater than the 6th thickness；The 6th caliper portion is located at described in the third color color blocking layer
Third color sub-pixels are uniformly distributed.
4. display panel according to claim 1, which is characterized in that the second thickness is 0, and the first color color
Accounting of first color sub-pixels that second thickness part is located in resistance layer in all first color sub-pixels
Less than or equal to 50%；Alternatively,
The second thickness is the 20%~80% of the first thickness, and second thickness part in the first color color blocking layer
Accounting of first color sub-pixels being located in all first color sub-pixels is less than or equal to 60%.
5. display panel according to claim 3, which is characterized in that the 4th in the second color color blocking layer with a thickness of 0, and institute
It is sub in all second colors to state second color sub-pixels that the 4th caliper portion is located in the second color color blocking layer
Accounting in pixel is less than or equal to 50%；Alternatively, the described 4th with a thickness of the 20%~80% of the third thickness, and described
Second color sub-pixels that the 4th caliper portion is located in second colors color blocking layer are in all second color sub-pixels
In accounting be less than or equal to 60%；
And/or
The 6th in the third color color blocking layer with a thickness of 0, and the 6th caliper portion is located in the third color color blocking layer
Accounting of the third color sub-pixels in all third color sub-pixels be less than or equal to 50%；Alternatively, described
Six with a thickness of the 20%~80% of the 5th thickness, and the institute that the 6th caliper portion is located in the third color color blocking layer
Accounting of the third color sub-pixels in all third color sub-pixels is stated less than or equal to 60%.
6. display panel according to claim 1, which is characterized in that further include for being packaged to the luminescent layer
Encapsulated layer；
The first color color blocking layer, the second color color blocking layer and the third color color blocking layer are all set in the encapsulation
Layer is far from the luminescent layer side.
7. display panel according to claim 1, which is characterized in that further include thin film transistor (TFT)；The luminescent layer includes
Anode, light emitting functional layer, the cathode being cascading over the substrate；
The drain electrode of the thin film transistor (TFT) is electrically connected with the anode.
8. display panel according to claim 1, which is characterized in that first color sub-pixels are blue subpixels,
Second color sub-pixels are red sub-pixel, and the third color sub-pixels are green sub-pixels；
The second color color blocking layer is located in all second color sub-pixels, and the second color resistance layer with a thickness of
Third thickness；The third color color blocking layer is located in all third color sub-pixels, and the third color resistance layer
With a thickness of the 5th thickness.
9. a kind of preparation method of display panel, which is characterized in that the display panel includes substrate, is set on the substrate
Luminescent layer；The luminescent layer includes multiple luminescent devices, and the photophore is provided in each first color sub-pixels
Part is provided with the luminescent device in each second color sub-pixels, is provided with one in each third color sub-pixels
The luminescent device；
The preparation method includes:
Using photoetching process, the first color color blocking layer, the second color color blocking layer and third are formed in the light emission side of the luminescent layer
Color color blocking layer；First color, the second color and third color three primary colours each other；
Wherein, the first color color blocking layer in first color sub-pixels of part with a thickness of first thickness, at remaining
In first color sub-pixels of part with a thickness of second thickness, the first thickness is greater than the second thickness；Described
First color sub-pixels that second thickness part is located in one color color blocking layer are uniformly distributed；The second color color blocking
Layer is located at least partly described second color sub-pixels, and the third color color blocking layer is located at at least partly described third color
In sub-pixel.
10. the preparation method of display panel according to claim 9, which is characterized in that the second color color blocking layer exists
The thickness with a thickness of third thickness, in the second color sub-pixels described in rest part in second color sub-pixels of part
For the 4th thickness, the third thickness is greater than the 4th thickness；4th caliper portion institute position in the second color color blocking layer
In second color sub-pixels be uniformly distributed；
And/or
The third color color blocking layer in the third color sub-pixels of part with a thickness of the 5th thickness, in rest part institute
State in third color sub-pixels with a thickness of the 6th thickness, the 5th thickness is greater than the 6th thickness；The third color
The third color sub-pixels that the 6th caliper portion is located in color blocking layer are uniformly distributed.
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| CN110047900A (en) * | 2019-04-26 | 2019-07-23 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic equipment |
| CN111725254A (en) * | 2019-03-19 | 2020-09-29 | 群创光电股份有限公司 | Light emitting device |
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| CN109473464B (en) | 2021-01-26 |
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