CN109461827A - A kind of flexible display panels and display device - Google Patents
A kind of flexible display panels and display device Download PDFInfo
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- CN109461827A CN109461827A CN201810998676.2A CN201810998676A CN109461827A CN 109461827 A CN109461827 A CN 109461827A CN 201810998676 A CN201810998676 A CN 201810998676A CN 109461827 A CN109461827 A CN 109461827A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/854—Arrangements for extracting light from the devices comprising scattering means
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/846—Passivation; Containers; Encapsulations comprising getter material or desiccants
Abstract
This application discloses a kind of flexible display panels and display device, which includes: luminescent layer group, the scattering layer on luminescent layer group surface is arranged in, and the thin-film encapsulation layer on surface of the scattering layer far from luminescent layer group is arranged in;Wherein, scattering layer includes organic body of material and the scattering particles for being doped in the organic material main body.By the above-mentioned means, the application can be improved the flexibility of thin-film encapsulation layer, while improving external quantum efficiency.
Description
Technical field
This application involves field of display technology, more particularly to a kind of flexible display panels.The application further relates to include this
The display device of kind flexible display panels.
Background technique
In existing flexible display panels, such as in oled panel, three-layer thin-film encapsulation technology is generallyd use, is acted on inorganic
Layer is different from the stress of organic layer, and stress can not discharge when bending, regional stress concentration.Therefore in the process of bending, film envelope
It is easy to appear that film layer separates or inorganic layer is easily broken off between inorganic layer and organic layer in dress layer, causes package failure, in air
Water oxygen invade so that flexible display panels damage.Meanwhile the light that flexible display panels luminescent layer group issues is in outgoing, it can be because
Refractive index mismatches between film layer, causes a certain proportion of light that can not be emitted, stays in inside flexible display panels, so that flexible aobvious
Show that the external quantum efficiency (External Quatum Effieciency) of panel is not high.
Summary of the invention
The application can be improved film mainly solving the technical problems that provide a kind of flexible display panels and display device
The flexibility of encapsulated layer, while improving external quantum efficiency.
In order to solve the above technical problems, the technical solution that the application uses is: providing a kind of flexible display panels, wrap
Include: the scattering layer on luminescent layer group surface is arranged in luminescent layer group, and the thin of surface of the scattering layer far from luminescent layer group is arranged in
Film encapsulated layer;Wherein, scattering layer includes organic body of material and the scattering particles for being doped in the organic material main body.
In order to solve the above technical problems, another technical solution that the application uses is: a kind of display device is provided, including
Flexible display panels as described above.
The beneficial effect of the application is: it is in contrast to the prior art, it is aobvious in flexibility in the section Example of the application
Show and scattering layer is set between the luminescent layer group of panel and thin-film encapsulation layer, which includes organic body of material and be doped in
Luminescent layer group surface can be improved since the flexibility of organic material is higher than inorganic material in scattering particles in machine body of material
The case where encapsulating the flexibility of film layer, reducing stress concentration when flexible display panels bending, improves packaging effect.Meanwhile it shining
When the light that layer group issues touches the scattering particles in the scattering layer, it may occur that scattering, to increase light-emitting angle, reduction is all-trans
It penetrates, promotes the external quantum efficiency of display panel.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application flexible display panels first embodiment;
Fig. 2 is the structural schematic diagram of the application flexible display panels second embodiment;
Fig. 3 is the structural schematic diagram of the application flexible display panels 3rd embodiment;
Fig. 4 is the structural schematic diagram of the application flexible display panels fourth embodiment;
Fig. 5 is the structural representation that the first organic layer only adulterates scattering particles in the application flexible display panels fourth embodiment
Figure;
Fig. 6 is that the structure that the first organic layer only adulterates desiccant particle in the application flexible display panels fourth embodiment is shown
It is intended to;
Fig. 7 is the structural schematic diagram of the 5th embodiment of the application flexible display panels;
Fig. 8 is the structural schematic diagram of one embodiment of the application display device;
Fig. 9 is the flow diagram of one embodiment of preparation method of the application flexible display panels;
Figure 10 is the idiographic flow schematic diagram that step S13 is executable in Fig. 9.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiment of the application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
Flexible display panels disclosed in the present application can be used for multiple display modes, such as OLED is shown, quantum dot is shown,
Micro-LED etc..Here it is illustrated so that OLED is shown as an example.
As shown in Figure 1, flexible display panels 10 include: luminescent layer group in the application flexible display panels first embodiment
101, the scattering layer 102 on 101 surface of luminescent layer group is set, and surface of the scattering layer 102 far from luminescent layer group 101 is arranged in
Thin-film encapsulation layer 103.
The luminescent layer group 101 includes the luminescence component (OLED luminescent layer 1011 as shown in Figure 1) of flexible display panels 10,
It can also include the flexible base board 1012 for carrying the OLED luminescent layer 1011.Wherein, which may include thin
Film transistor layer (not shown).
As shown in Figure 1, the thin-film encapsulation layer 103 include along the direction far from luminescent layer group 101, be cascading the
One inorganic layer 1031, the first organic layer 1032, the second inorganic layer 1033, and it is set to luminescent layer group 101 and the first inorganic layer
Scattering layer 102 between 1031.First inorganic layer 1031 is covered with scattering layer 102, and the covering first of the second inorganic layer 1033 is organic
Layer 1032, it is thus achieved that encapsulating light emitting layer group 101 increases film using organic material to obstruct water oxygen using inorganic material
The flexibility of encapsulated layer 103.In other embodiments, which also may include multilayer inorganic layer and organic interlayer
Every the encapsulating structure being stacked, repeat no more.
Scattering layer 102 includes organic body of material 1021 and the scattering particles 1022 for being doped in organic material main body 1021.
Since organic material main body 1021 has preferable flexibility, which can be improved the flexibility of encapsulation film layer, reduce flexible
The case where stress when display panel 10 is bent is concentrated, improves packaging effect.In addition, the light that luminescent layer group 101 issues touches
When scattering particles 1022 in the scattering layer 102, it may occur that scattering reduces total reflection to increase light-emitting angle, promotes device
External quantum efficiency.
In one embodiment, the refractive index of the scattering layer 102 should be less than the refractive index of thin-film encapsulation layer 103.Inventor
It was found that total reflection phenomenon can be greatly reduced in this way, facilitate light taking-up, to improve the outer quantum effect of device
Rate.It should be understood that the refractive index of scattering layer 102 is the overall refractive index of scattering layer 102;Equally, the folding of thin-film encapsulation layer 103
The rate of penetrating is also its overall refractive index.The calculation method of the overall refractive index of multiple film layer be it is well known to those skilled in the art,
Which is not described herein again.
In a specific embodiment, the ranges of indices of refraction of scattering layer 102 is 1.6~1.7, thin-film encapsulation layer 103
Ranges of indices of refraction is 1.6~1.85.Inventors have found that be particularly conducive to reduce total reflection phenomenon in this ranges of indices of refraction,
Facilitate light taking-up, to improve the external quantum efficiency of device.In one embodiment, organic material main body 1021 is asphalt mixtures modified by epoxy resin
Rouge, acrylic, acryl resin, polyimide resin, polyethylene naphthalate, in polyethylene terephthalate
It is one or more.First inorganic layer 1031 of thin-film encapsulation layer 103 and the material of the second inorganic layer 1033 can be silicon nitride,
One of aluminium nitride, zirconium nitride, titanium nitride, tantalum nitride, titanium oxide, aluminum oxynitride, silicon oxynitride;First organic layer 1032
Material can be epoxy resin, acrylic, acryl resin, polyimide resin, polyethylene naphthalate, poly- pair
One of ethylene terephthalate.The parameter that those skilled in the art passes through control film forming procedure, it is convenient to prepare
Satisfactory scattering layer and thin-film encapsulation layer 103 out, repeat no more.
Preferably, the material of the first inorganic layer 1031 of thin-film encapsulation layer 103 is silicon oxynitride, first inorganic layer 1031
Ranges of indices of refraction be 1.6~1.75, the material of the first organic layer 1032 is epoxy resin or acrylic, first organic layer
1032 ranges of indices of refraction is 1.6~1.7, and the material of the second inorganic layer 1033 is silicon nitride, the folding of second inorganic layer 1033
Penetrating rate range is 1.8~1.85.In this way, parameter of the those skilled in the art by control film forming procedure, it is convenient to prepare
Meet the thin-film encapsulation layer 103 of above-mentioned index requirements out, so that 103 each layers of refractive index of thin-film encapsulation layer are along far from luminescent layer
The direction of group 101 is incremented by successively, so that light is propagated from optically thinner medium to optically denser medium, eliminates total reflection.
The scattering particles 1022 of scattering layer 102 be aluminium oxide, zinc oxide, silica, magnesia, magnesium fluoride, titanium oxide and
One of zirconium oxide and any combination thereof.Inventors have found that organic material main body 1021 and scattering particles 1022 are selected
Respective material is stated, is particularly helpful to improve dispersion effect, scattering particles 1022 can more easily be dispersed in organic material main body
In 1021, when the light that luminescent layer group 101 issues touches the scattering particles 1022 in the scattering layer 102, can sufficiently it dissipate
It penetrates, light-emitting angle changes, to reduce total reflection, promotes the external quantum efficiency of device.
In one embodiment, the scattering particles 1022 in scattering layer 102 is sphere, and surface is smooth spherical surface.Invention
People's discovery, this scattering particles 1022 can be to avoid delustrings caused by surface irregularity, to improve dispersion effect, luminescent layer
When the light that group 101 issues touches the scattering particles 1022 in the scattering layer 102, scattering, light-emitting angle changes, so as to
To reduce total reflection, the external quantum efficiency of device is promoted.
In a further embodiment, the particle size range of the scattering particles 1022 is at 0.1~2 micron, and such as 0.4 micron, 1.1 micro-
Rice, 1.4 microns or 1.9 microns etc..Preferably, the particle size range of the scattering particles 1022 is at 0.1~0.5 micron.Invention human hair
Existing, in this case, the method that inkjet printing can be used easily forms the scattering layer 102, and scattering particles 1022 will not
Plug nozzle.The scattering particles 1022 of this size is also particularly helpful to improve dispersion effect, so that luminescent layer group 101 issued
It when light touches the scattering particles 1022 in the scattering layer 102, can sufficiently scatter, light-emitting angle changes, to reduce
Total reflection, promotes the external quantum efficiency of device.
In one embodiment, mass ratio of the scattering particles 1022 in scattering layer 102 is greater than zero and less than 5%, preferably
It is 1%~2%.Inventors have found that within this range by the content control of scattering particles 1022, can not only guarantee scattering particles
The dispersion effect of 1022 pairs of light, and the flexibility of thin-film encapsulation layer 103 will not be poorly influenced, to ensure that in Flexible Displays
When panel 10 is bent, thin-film encapsulation layer 103 will not be damaged.
Preferably, in the application flexible display panels second embodiment, the structure and flexibility of flexible display panels 20 are aobvious
Show that panel 10 is similar, details are not described herein again for similarity, the difference is that, the flexible display panels 20 are in scattering layer 202
Also there is desiccant particle 2023.As shown in Fig. 2, scattering layer 202 include organic body of material 2021 and doping with it is organic
Scattering particles 2021 and desiccant particle 2023 in body of material 2021.Water is absorbed using desiccant particle 2023 as a result,
Oxygen improves packaging effect to further increase the ability of encapsulated layer barrier water oxygen.
Preferably, the material of the desiccant particle 2023 includes at least one of calcium oxide and calcium chloride, the desiccant
The particle size range of grain 2023 can be at 0.1~2 micron, such as 0.5 micron, 1.0 microns, 1.5 microns or 1.8 microns.Preferably,
The particle size range of the desiccant particle 2023 is at 0.1~0.5 micron.Inventors have found that in this case, ink-jet can be used to beat
The method of print easily forms the scattering layer 202, and desiccant particle 2023 will not plug nozzle.The desiccant of this size
Grain 2023 is also particularly helpful to improve packaging effect, so that desiccant particle 2023 is easier to be uniformly distributed in scattering layer 202,
And then water oxygen is fully absorbed, improve the ability of encapsulated layer barrier water oxygen.
In one embodiment, mass ratio of the desiccant particle 2023 in scattering layer 202 is greater than zero and less than 5%, excellent
It is selected as 1%~2%.Inventors have found that within this range by the content control of desiccant particle 2023, can not only guarantee drying
Agent particle 2023 will not poorly influence the flexibility of thin-film encapsulation layer 203 to the barriering effect of water oxygen, to ensure that
When flexible display panels 20 are bent, thin-film encapsulation layer 203 will not be damaged.
As shown in figure 3, the water preventing ability of thin-film encapsulation layer, the application flexible display panels third are implemented in order to further increase
In example, one layer of third inorganic layer 3034 is set towards the surface of the second inorganic layer 3033 in the first organic layer 3032.First is inorganic
Layer 3031 and second inorganic layer 3033 material can be silicon nitride, aluminium nitride, zirconium nitride, titanium nitride, tantalum nitride, titanium oxide,
One of aluminum oxynitride, silicon oxynitride, the material of third inorganic layer 3034 and the first inorganic layer 3031 and the second inorganic layer
3033 material is different, can be using inorganic material such as aluminium oxide.
Preferably, the third inorganic layer 3034 can use atomic layer deposition (Atomic Layer Deposition,
ALD) technique is formed.For the third inorganic layer 3034 using oxidation aluminium material, compactness is high, and block-water effect is good.
Preferably, better light takes out effect in order to obtain, and the material of first inorganic layer 3031 is silicon oxynitride, folding
Penetrating rate range is 1.6~1.75;The material of first organic layer 3032 is epoxy resin or acrylic, ranges of indices of refraction 1.6
~1.7;The material of the third inorganic layer 3034 is aluminium oxide, and ranges of indices of refraction is 1.7~1.75;Second inorganic layer 1033
Material is silicon nitride, and ranges of indices of refraction is 1.8~1.85.In this way, those skilled in the art passes through control film forming procedure
Parameter, it is convenient to prepare the thin-film encapsulation layer 303 for meeting above-mentioned index requirements.In addition, those skilled in the art, also
Thin-film encapsulation layer 303 can be configured to each layer refractive index be along far from luminescent layer group 301 direction it is incremented by successively, so as to
So that light is propagated from optically thinner medium to optically denser medium, total reflection is eliminated.At this point, inventors have found that third inorganic layer 3034
Ranges of indices of refraction can make the inorganic interlayer of encapsulated layer 303 roll between the first organic layer 3032 and the second inorganic layer 3033
The rate of penetrating is distributed the trend to form an even transition, is advantageously implemented better beam projecting effect, and then improves the outer of device
Quantum efficiency.
As shown in figure 4, the water preventing ability in order to further add thin-film encapsulation layer, the application flexible display panels fourth embodiment
In, which has been doped with scattering particles 404 and drying in the first organic layer 4032 of thin-film encapsulation layer 403
405 two kinds of agent particle, or as only adulterated a doping desiccant particle 405 in scattering particles 404, or such as Fig. 6 in Fig. 5.
The structure of the scattering particles 404 can be with reference to the scattering particles in the application flexible display panels first embodiment
1022 structure, the desiccant particle 405 can be with reference to the desiccant particles in the application flexible display panels second embodiment
2023, other film layers of flexible display panels 40 can also be with reference to the interior of the application flexible display panels first or second embodiments
Hold, is not repeated herein.
In a specific embodiment, as shown in figure 4, flexible display panels 40 adulterate scattering in scattering layer 402
Grain 4041, the light that luminescent layer group 401 issues can be scattered, and increase light-emitting angle, reduce total reflection.The light of outgoing simultaneously
When being irradiated to 404 surface of scattering particles adulterated in the first organic layer 4032 of thin-film encapsulation layer 403, it can carry out again scattered
It penetrates, further increases the external quantum efficiency of device.
The desiccant particle 405 adulterated in first organic layer 4032 can also absorb steam, interrupt the intrusion of steam
Channel enhances the ability of encapsulating structure barrier steam, so as to effectively extend the service life of flexible display panels 40.
As shown in fig. 7, in order to further increase the water preventing ability of thin-film encapsulation layer, the application flexible display panels the 5th are implemented
In example, which is arranged a desiccant layer 503, the drying between scattering layer 502 and thin-film encapsulation layer 504
Oxidant layer 503 includes desiccant particle 5031.The desiccant particle 5031 can be implemented with reference to the application flexible display panels second
Desiccant particle 2023 in example, other film layers of flexible display panels 50 can also refer to the application flexible display panels first
Or the content of second embodiment, it is not repeated herein.
The desiccant layer 503 can be the structure that desiccant particle 5031 is adulterated in organic material.The organic material can be with
It is epoxy resin, acrylic, acryl resin, polyimide resin, polyethylene naphthalate, poly terephthalic acid second
One of diol ester is a variety of.The desiccant layer 503 covers surface of the scattering layer 502 far from luminescent layer group 501, so as to
Steam is absorbed using desiccant particle 5031, interrupts the invasive channel of steam, enhancing prevents the ability of steam, effectively extends flexible
The service life of display panel 50.
As shown in figure 8, display device 80 includes at least: flexible display panels in one embodiment of the application display device
801, the structure of the flexible display panels 801 can refer to the knot of the first to the 5th any embodiment of the application flexible display panels
Structure is not repeated herein.
In other unshowned embodiments, which can also include other knots such as driving chip, touch panel
Structure.
As shown in figure 9, one embodiment of preparation method of the application flexible display panels includes:
S11: the first organic material doped with scattering particles is provided.
Wherein, which can be uniform in organic material main body by the methods of stirring or supersonic oscillations
Adulterate scattering particles.The organic material main body can be epoxy resin, acrylic, acryl resin, polyimide resin, gather
One of (ethylene naphthalate), polyethylene terephthalate are a variety of.The material of the scattering particles can be oxygen
Change at least one of aluminium, zinc oxide, silica, magnesia, magnesium fluoride, titanium oxide and zirconium oxide.
Optionally, desiccant particle can also be adulterated in the organic material main body, to absorb steam, further increases envelope
Fill effect.
Wherein, the material of the scattering particles and desiccant particle, shape, surface and partial size etc., can be soft with reference to the application
Property display panel first embodiment in scattering particles 1022 and the desiccant particle 2023 in second embodiment, it is no longer heavy herein
It is multiple.
S12: scattering layer is formed using the first organic material on luminescent layer group surface.
Specifically, can using any technique such as inkjet printing, chemical vapor deposition or spin coating on luminescent layer group surface,
Scattering layer is formed using first organic material.
S13: thin-film encapsulation layer is formed far from the surface of luminescent layer group in scattering layer.
Specifically, in an application examples, it can sequentially form and be stacked far from the surface of luminescent layer group in scattering layer
The first inorganic layer, the first organic layer and the second inorganic layer.For example, plasma enhanced chemical vapor deposition method can be passed through
(Plasma Enhanced Chemical Vapor Deposition, PECVD), atomic layer deposition method (Atomic Layer
Deposition, ALD), pulsed laser deposition (Pulsed Laser Deposition) or sputtering method (Sputter) preparation
First inorganic layer and the second inorganic layer can prepare the first organic layer by inkjet printing, chemical vapor deposition or spin coating.When
So, in other embodiments, the first inorganic layer, the first organic layer and the second inorganic layer can also be prepared by full printing type,
To reduce thicknesses of layers.
Optionally, as shown in Figure 10, step S13 can specifically include:
S131: the inorganic material for the oxygen that blocks water is deposited, far from the surface of luminescent layer group in scattering layer to form the first inorganic layer.
Wherein it is possible to deposit the inorganic material for the oxygen that blocks water using modes such as PECVD, ALD, such as silicon nitride, aluminium nitride, nitrogen
Change one of zirconium, titanium nitride, tantalum nitride, titanium oxide, aluminum oxynitride, silicon oxynitride or a variety of, to form first inorganic layer.
S132: it provides doped with scattering particles and/or the second organic material of desiccant particle.
It specifically, equally can the Uniform Doped scattering in organic material main body using the methods of stirring or supersonic oscillations
Particle and/or desiccant particle, to obtain second organic material.The organic material main body can have with the first organic material
Machine body of material is identical, can also be different, and is not specifically limited herein.
S133: organic to form first in surface inkjet printing second organic material of first inorganic layer far from scattering layer
Layer.
S134: the inorganic material for the oxygen that blocks water is deposited, far from the surface of the first inorganic layer in the first organic layer to form second
Inorganic layer.
Wherein, the preparation process of second inorganic layer can be identical as the first inorganic layer, can also be different, does not do and have herein
Body limits.
Optionally, in the present embodiment, between second inorganic layer and the first organic layer, it is inorganic third can also to be formed
Layer.For example, using ALD technique in the first organic surface deposited oxide aluminum material, to form cover first organic layer the
Three inorganic layers.Certainly, in other embodiments, third inorganic layer directly can also be formed in the first organic surface, without
Want the second inorganic layer.
In the present embodiment, the refractive index of above-mentioned each film layer and material etc. can refer to the application flexible display panels first
The content of embodiment, is not repeated herein.
Optionally, as shown in figure 9, after step S12, can also include:
S14: desiccant layer is formed far from the surface of luminescent layer group in scattering layer.
Wherein it is possible to prepare the desiccant layer using any technique such as inkjet printing, spin coating or hot evaporation.The desiccant
It include desiccant particle in layer, which can be with reference to the desiccant in the application flexible display panels second embodiment
Particle 2023, is not repeated herein.
It, should by preparing scattering layer between the luminescent layer group and thin-film encapsulation layer of flexible display panels in the present embodiment
Scattering layer includes organic body of material and the scattering particles that is doped in organic material main body, since the flexibility of organic material compares nothing
Machine material is high, and the flexibility of the encapsulation film layer on luminescent layer group surface can be improved, and reduces stress collection when flexible display panels bending
In situation, improve packaging effect.Meanwhile the light that luminescent layer group issues can be sent out when touching the scattering particles in the scattering layer
Raw scattering reduces total reflection, promotes the external quantum efficiency of flexible display panels to increase light-emitting angle.
The foregoing is merely presently filed embodiments, are not intended to limit the scope of the patents of the application, all to utilize this
Equivalent structure or equivalent flow shift made by application specification and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field similarly includes in the scope of patent protection of the application.
Claims (10)
1. a kind of flexible display panels characterized by comprising the scattering on luminescent layer group surface is arranged in luminescent layer group
Layer, and the thin-film encapsulation layer on surface of the scattering layer far from the luminescent layer group is set;
Wherein, the scattering layer includes organic body of material and the scattering particles for being doped in the organic material main body.
2. flexible display panels according to claim 1, which is characterized in that the refractive index of the thin-film encapsulation layer is greater than institute
State the refractive index of scattering layer.
3. flexible display panels according to claim 2, which is characterized in that the ranges of indices of refraction of the scattering layer is 1.6
~1.7, the ranges of indices of refraction of the thin-film encapsulation layer is 1.6~1.85.
4. according to claim 1 to flexible display panels described in any one of 3, which is characterized in that the table of the scattering particles
Face is smooth spherical surface,
Preferably, the particle size range of the scattering particles is 0.1~2 micron.
5. flexible display panels according to any one of claims 1 to 4, which is characterized in that the scattering particles is oxygen
Change aluminium, zinc oxide, silica, magnesia, magnesium fluoride, titanium oxide and one of zirconium oxide and any combination thereof.
6. according to claim 1 to flexible display panels described in any one of 5, which is characterized in that also wrapped in the scattering layer
The desiccant particle being doped in the organic material main body is included,
Preferably, the desiccant particle be calcium oxide, calcium chloride with and combinations thereof one of.
7. flexible display panels according to claim 6, which is characterized in that the scattering particles is in the scattering layer
Mass ratio is greater than zero and less than 5%,
Preferably, mass ratio of the desiccant particle in the scattering layer is greater than zero and less than 5%.
8. flexible display panels according to claim 6 or 7, which is characterized in that the thin-film encapsulation layer includes along separate
The first inorganic layer that the direction of the luminescent layer group is cascading, the first organic layer, the second inorganic layer,
Doped with the scattering particles and/or desiccant particle in first organic layer.
9. flexible display panels according to claim 8, which is characterized in that inorganic far from described first in the scattering layer
Layer surface is provided with desiccant layer, and the desiccant layer includes the desiccant particle.
10. a kind of display device comprising flexible display panels according to claim 1 to 9.
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