CN108963076A - The manufacturing method of flexible display panels, flexible display apparatus and flexible display panels - Google Patents
The manufacturing method of flexible display panels, flexible display apparatus and flexible display panels Download PDFInfo
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- CN108963076A CN108963076A CN201810832895.3A CN201810832895A CN108963076A CN 108963076 A CN108963076 A CN 108963076A CN 201810832895 A CN201810832895 A CN 201810832895A CN 108963076 A CN108963076 A CN 108963076A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
- H10K77/111—Flexible substrates
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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
- H10K50/87—Arrangements for heating or cooling
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/80—Manufacture or treatment specially adapted for the organic devices covered by this subclass using temporary substrates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention discloses the manufacturing methods of a kind of flexible display panels, flexible display apparatus and flexible display panels, belong to field of display technology, comprising: flexible substrates；Glue-line, glue-line are located at the side of flexible substrates；Protective film, protective film are located at side of the glue-line far from flexible substrates；Wherein, flexible substrates have sunk structure close to the surface of the side of glue-line, and glue-line is at least partially disposed in sunk structure.By the way that glue-line at least partly structure to be located in the sunk structure of flexible substrates, so that the mode that glue-line is at least partly mutually chimeric with flexible substrates, can enhance the stability of flexible substrates and glue-line bonding；In addition, the sunk structure of flexible substrates is capable of increasing the contact area of heat dissipation glue-line and flexible substrates, enhances heat dissipation performance, improve the display performance of flexible display panels.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of flexible display panels, flexible display apparatus and soft
The manufacturing method of property display panel.
Background technique
In a kind of display panel that the prior art provides, the cooling fin of display panel is generally made of graphite, and when bending holds
Easy fracture influences to show quality but if being not provided with cooling fin again and can not dissipating in time the heat distributed when display panel shines.
Therefore, how to improve the bending resistance of display panel while guaranteeing the heat dissipation performance of display panel is this field
One of the technical issues of urgent need to resolve.
Summary of the invention
In view of this, the present invention provides a kind of flexible display panels, comprising: flexible substrates；Glue-line, glue-line are located at flexibility
The side of substrate；Protective film, protective film are located at side of the glue-line far from flexible substrates；Wherein, flexible substrates close to glue-line one
The surface of side has sunk structure, and glue-line is at least partially disposed in sunk structure.
The present invention also provides a kind of flexible display apparatus, including flexible display panels provided by the invention.
The present invention also provides a kind of manufacturing methods of flexible display panels, successively include: offer glass substrate；In glass base
Layer of cloth is applied on plate；Patterned insulator layer forms multiple bulge-structures；It is coated on glass substrate and multiple bulge-structures soft
Property base material；Organic LED array is formed on flexible base material；From glass substrate and multiple bulge-structures
Remove flexible base material.
Compared with prior art, flexible display panels provided by the invention, flexible display apparatus and flexible display panels
Manufacturing method, at least realize it is following the utility model has the advantages that
Using flexible display panels provided in this embodiment, other thicknesses of layers or knot in display panel can not changed
In the case where structure, be located in the sunk structure of flexible substrates using glue-line at least partly structure so that glue-line at least partly with it is soft
Property the mode that is mutually fitted into of substrate, the stability of flexible substrates and glue-line bonding can be enhanced；In addition, the sunk structure of flexible substrates
It is capable of increasing the contact area of heat dissipation glue-line and flexible substrates, enhances heat dissipation performance, improves the display performance of flexible display panels.
Certainly, implementing any of the products of the present invention specific needs while must not reach all the above technical effect.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is a kind of the schematic diagram of the section structure of flexible display panels provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Fig. 4 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Fig. 5 is enlarged diagram of the flexible display panels in region P of Fig. 4 offer；
Fig. 6 is a kind of schematic shapes of sunk structure provided in an embodiment of the present invention；
Fig. 7 is the schematic shapes of another sunk structure provided in an embodiment of the present invention；
Fig. 8 is the schematic shapes of another sunk structure provided in an embodiment of the present invention；
Fig. 9 is the schematic shapes of another sunk structure provided in an embodiment of the present invention；
Figure 10 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Figure 11 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Figure 12 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Figure 13 is the schematic diagram of the section structure of another flexible display panels provided in an embodiment of the present invention；
Figure 14 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention；
Figure 15 is a kind of flow chart of the manufacturing method of flexible display panels provided in an embodiment of the present invention；
Figure 16-Figure 19 is the schematic diagram of the section structure for the corresponding flexible display panels of manufacturing method that Figure 15 is provided.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Referring to Figure 1, Fig. 1 is a kind of the schematic diagram of the section structure of flexible display panels provided in an embodiment of the present invention.Such as
Shown in Fig. 1, the embodiment of the present invention provides a kind of flexible display panels, comprising: flexible substrates 1；Glue-line 2, glue-line 2 are located at flexible base
The side at bottom 1；Protective film 3, protective film 3 are located at side of the glue-line 2 far from flexible substrates 1；Wherein, flexible substrates 1 are close to glue-line 2
The surface of side there is sunk structure 101, glue-line 2 is at least partially disposed in sunk structure 101.
Specifically, setting is used on 1 one side surface of flexible substrates as shown in Figure 1, flexible display panels include flexible substrates 1
In display device, for example, array layer, Organic Light Emitting Diode, encapsulated layer etc. can be set.Flexible substrates 1 are far from display device
Side be provided with glue-line 2, wherein flexible substrates 1 close to a side surface of glue-line 2 be equipped with sunk structure 101, sunk structure
101 is, towards the structure of 1 inner recess of flexible substrates, at least partly structure of glue-line 2 are located in sunk structure 101, optionally, glue
The surface of layer 2 is mutually chimeric with sunk structure 101.
Optionally, flexible substrates 1 can be the macromolecules materials such as polyimide plastic, polyether-ether-ketone or electrically conducting transparent terylene
Material, has the characteristics that light-weight, thickness is thin, soft flexible.
Optionally, the material of glue-line 2 can be the preferable materials of thermal diffusivities such as thermally conductive casting glue, heat-conducting glue, heat-conducting silicone grease
Material.
Using flexible display panels provided in this embodiment, other thicknesses of layers or knot in display panel can not changed
In the case where structure, be located in the sunk structure of flexible substrates using glue-line at least partly structure so that glue-line at least partly with it is soft
Property the mode that is mutually fitted into of substrate, the stability of flexible substrates and glue-line bonding can be enhanced；In addition, the sunk structure of flexible substrates
It is capable of increasing the contact area of heat dissipation glue-line and flexible substrates, enhances heat dissipation performance, improves the display performance of flexible display panels.
And since embodiment adds glue-lines, and it is designed by the structure to glue-line and flexible base board, after combining the two
Great heat radiation effect and effect resistant to bending can be had both.
Optionally, Fig. 2 is referred to, Fig. 2 is the cross-section structure of another flexible display panels provided in an embodiment of the present invention
Schematic diagram.As shown in Fig. 2, flexible substrates 1 include multiple spaced sunk structures 102, glue-line 2 is at least partially disposed at multiple
In sunk structure 102.
As shown in Fig. 2, flexible substrates 1 include multiple sunk structures 102, glue-line 2 is equipped with mutually embedding with multiple sunk structures 102
The bulge-structure 202 of conjunction.It should be noted that in practical applications, flexible substrates 1 and glue-line 2 fit together, only
For the structure feature of flexible substrates 1 and glue-line 2 in the technical solution of clear signal the present embodiment, by flexible substrates 1 and glue-line 2
Separately draw.It is understood that the present embodiment it is merely exemplary illustrate the shape of sunk structure 102 Yu bulge-structure 202,
Sunk structure 102 and bulge-structure 102 are also to include other shapes, such as accordion, zigzag or wavy etc., this
Invention is not specifically limited this.
In flexible display panels provided in this embodiment, flexible substrates include multiple sunk structures, include multiple on glue-line
The bulge-structure mutually chimeric with the sunk structure of flexible substrates, the heat for the entire flexible display panels that can uniformly dissipate are accelerated
The radiating rate of flexible display panels further enhances the display performance of flexible display panels.Flexible Displays can be increased simultaneously
The adaptation of panel avoids or reduces the probability that film layer separation occurs for flexible display panels, makes the adaptation of display panel more
It is good.
Optionally, Fig. 3 is referred to, Fig. 3 is the cross-section structure of another flexible display panels provided in an embodiment of the present invention
Schematic diagram.As shown in figure 3, flexible display panels further include multiple thin film transistor (TFT)s 4；On the direction perpendicular to flexible base board 1,
At least one sunk structure 102 and at least one thin film transistor (TFT) 4 are overlapping.
Specifically, each sunk structure 102 covers at least one film crystal in the direction perpendicular to flexible substrates 1
Pipe.It is understood that Fig. 3 merely exemplary each sunk structure that illustrates covers two thin film transistor (TFT)s, the present invention is to recessed
The quantity for the thin film transistor (TFT) that sunken structure specifically covers is not specifically limited.
Since thin film transistor (TFT) itself is easy fever, and the threshold voltage of thin film transistor (TFT) will receive the influence of temperature,
If temperature is excessively high, the threshold voltage of thin film transistor (TFT) can be made to change, so that the characteristic of thin film transistor (TFT) is drifted about,
So as to cause display panel there is a situation where display is abnormal, therefore it is compared to other film layer structures of flexible display panels
Requirement to temperature is higher, with greater need for heat dissipation, therefore, using flexible display panels provided in this embodiment, each flexible substrates
Sunk structure cover at least one thin film transistor (TFT), the heat that the thin film transistor (TFT) that can preferably dissipate distributes, further plus
The radiating rate of fast flexible display panels, enhances the display performance of flexible display panels.
Optionally, continuing with referring to Fig. 3, thin film transistor (TFT) 4 is driving transistor.
Specifically, thin film transistor (TFT) 4 is driving transistor in flexible display panels provided in this embodiment, transistor is driven
The size for flowing to the electric current of Organic Light Emitting Diode can be controlled, so that the brightness of Organic Light Emitting Diode is according to electric current
Size and change.And drive transistor for controlling the circulation of electric current to control the brightness of Organic Light Emitting Diode, therefore its
It more easily generates heat, using flexible display panels provided in this embodiment, the sunk structure of each flexible substrates covers at least one
Transistor is driven, can preferably dissipate the heat for driving transistor to distribute, and further speed up the heat dissipation speed of flexible display panels
Degree, enhances the display performance of flexible display panels.
Optionally, Fig. 4-Fig. 5 is referred to, Fig. 4 is the section of another flexible display panels provided in an embodiment of the present invention
Structural schematic diagram, Fig. 5 are enlarged diagram of the flexible display panels in region P of Fig. 4 offer.As illustrated in figures 4-5, crystal is driven
Orthographic projection of the pipe 4 in flexible substrates 1 is located at 102 region of sunk structure.
Using flexible display panels provided in this embodiment, since driving transistor is used to control the circulation of electric current,
It is easier to generate heat compared to other film layer structures of flexible display panels, and uses Flexible Displays face provided in this embodiment
The sunk structure of plate, each flexible substrates covers a driving transistor, the heat that the thin film transistor (TFT) that can preferably dissipate distributes
Amount, accelerates the radiating rate of flexible display panels, enhances the display performance of flexible display panels.
Optionally, Fig. 6-Fig. 9 is referred to, Fig. 6 is a kind of schematic shapes of sunk structure provided in an embodiment of the present invention,
Fig. 7 is the schematic shapes of another sunk structure provided in an embodiment of the present invention, and Fig. 8 is provided in an embodiment of the present invention another
The schematic shapes of kind sunk structure, Fig. 9 is the schematic shapes of another sunk structure provided in an embodiment of the present invention.Such as figure
Shown in 6-9, the shape of sunk structure 102 includes triangle, quadrangle, " several " font or " Z " font.
Under normal conditions, the shape of sunk structure is identical as the active layer shape of thin film transistor (TFT) that it is covered or phase
Seemingly, for example, the active layer of thin film transistor (TFT) uses " several " font, then the shape of sunk structure can be " several " font.It can manage
Solution, the present embodiment are only illustrated by taking triangle, quadrangle, " several " font or " Z " font as an example, and the present invention is to specific
Thin film transistor (TFT) is specifically laid with shape and is not specifically limited.
Optionally, referring to Figure 10, Figure 10 be another flexible display panels provided in an embodiment of the present invention section knot
Structure schematic diagram.As shown in Figure 10, along the direction perpendicular to flexible display panels, protective film 3 is equipped with multiple heat release holes 31.
Optionally, continuing with referring to Figure 10, heat release hole 31 extend perpendicularly to flexible display panels where plane
Direction.
In flexible display panels provided in this embodiment, protective film is designed to aperture shape, can further promote flexibility
The heat-sinking capability of display panel accelerates the radiating rate of flexible display panels, enhances the display performance of flexible display panels.
Optionally, referring to Figure 11, Figure 11 be another flexible display panels provided in an embodiment of the present invention section knot
Structure schematic diagram.As shown in figure 11, at least one of the thermally conductive casting glue of filling, heat-conducting glue or heat-conducting silicone grease in heat release hole 31.
Specifically, filling heat sink material in heat release hole, including thermally conductive casting glue, heat-conducting glue or heat-conducting silicone grease.It needs
Bright, the present invention is not specifically limited to specifically using which kind of heat sink material filling heat release hole.
In flexible display panels provided in this embodiment, heat sink material is filled in the heat release hole in protective film, technical ability is protected
The protective capacities of card protective film does not reduce, while can also promote the heat-sinking capability of flexible display panels, improves heat dissipation effect, increases
The display performance of strong flexible display panels.
Optionally, referring to Figure 12, Figure 12 be another flexible display panels provided in an embodiment of the present invention section knot
Structure schematic diagram.As shown in figure 12, metallic radiating layer 6 is additionally provided between glue-line 2 and protective film 3.
Using flexible display panels provided in this embodiment, in one layer of metallic radiating layer of glue-line following settings, such as aluminium or
The metal that the radiating efficiencys such as copper are high, bending resistance is strong, can not only accelerate the speed of heat dissipation, and can enhance Flexible Displays face
The bending resistance of plate.In addition, metallic radiating layer is arranged between glue-line and protective film the present embodiment, over-exposure metal is avoided
Heat dissipating layer can enhance the airtightness of flexible display panels, avoid metallic radiating layer from being corroded by the external world, and such heat dissipation metal
The distance for the device that the distance of outside of the layer apart from display panel, metallic radiating layer need to be radiated inside display panel is equal
Moderate, heat absorption (absorbing the heat inside display panel) and the performance of heat dissipation (discharging heat outside to display panel) reach flat
The heat dissipation effect of display panel of weighing, make reaches best；It avoids making protective film in flexible display panels most external, protecting effect simultaneously
Most preferably.
It optionally, include aluminium or copper continuing with the material referring to Figure 12, metallic radiating layer 6.
Optionally, the thickness of the metallic radiating layer used in the present embodiment is between 70 μm~100 μm.Using thickness range
Metallic radiating layer can play good conductive force and heat is avoided to be gathered in metal and dissipate between 70 μm~100 μm
Thermosphere is so that the film layer on metallic radiating layer periphery is affected.
Optionally, referring to Figure 13, Figure 13 be another flexible display panels provided in an embodiment of the present invention section knot
Structure schematic diagram.As shown in figure 13, metallic radiating layer 6 includes multiple heat dissipation metal units 61 being spaced apart, that is to say, that metal
Heat dissipating layer 6 is patterned as multiple discrete island structures.In such manner, it is possible to avoid or reduce a certain regional temperature it is excessively high to
A possibility that influencing other regions, also, the interval among the island structure being arranged is more advantageous to flexible display panels
Bending or other deformation.Optionally, protective film is contacted by the interval between island structure with glue-line, between island structure between
Every the contact area being capable of increasing between protective film and glue-line, further prevent the case where film layer separation occur.
Optionally, at least one heat dissipation metal unit 61 and at least one sunk structure 102 are overlapping.
Due to itself being easier to, fever, thin film transistor (TFT) region heat more collects thin film transistor (TFT) under normal conditions
In, and the display performance for drifting about to influence display panel occurs for the higher characteristic for easily causing thin film transistor (TFT) of temperature, because
This thin film transistor (TFT) needs better thermal diffusivity compared to other film layer structures.Using Flexible Displays face provided in this embodiment
Plate, thin film transistor (TFT) are correspondingly arranged with sunk structure, and multiple heat dissipation metal units are arranged in the lower section of sunk structure, not only
The thermal diffusivity at sunk structure can be further enhanced, moreover it is possible to improve the support effect of sunk structure, improve display panel recessed
Fall into the stability at structure.Further, optionally, the heat release hole on protective film can not exposing metal heat dissipating layer, can enhance
The airtightness of flexible display panels avoids metallic radiating layer from being corroded by the external world；Also, when filling heat sink material in through-hole, dissipate
Hot material can be in contact with substrate by the interval between metallic radiating layer island structure, be conducive to radiate, and metallic radiating layer
Can be by heat dissipation packing material of the heat transfer in the region not exposed by through-hole into through-hole, it will eventually by packing material
The export of heat via through holes.
In other alternative embodiments of the invention, optionally, the through-hole heat release hole on protective film can be radiated with exposing metal
Layer, can further enhance the heat dissipation effect of flexible display panels, accelerate the radiating rate of flexible display panels, enhance flexible aobvious
Show the display performance of panel.
The present invention also provides a kind of flexible display apparatus, including flexible display panels provided by the invention.Referring to Figure 14,
Figure 14 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention.The display device 1000 that Figure 14 is provided is wrapped
Include the display panel 1000A that any of the above-described embodiment of the present invention provides.Figure 14 embodiment only takes the mobile phone as an example, to display device
1000 are illustrated, it is to be understood that display device provided in an embodiment of the present invention can be computer, TV, car-mounted display
Other display devices having a display function such as device, the present invention are not specifically limited this.It is provided in an embodiment of the present invention aobvious
Showing device, with display panel provided in an embodiment of the present invention beneficial effect, specifically can with reference to the various embodiments described above for
Display panel illustrates, and details are not described herein for the present embodiment.
5- Figure 19 referring to Figure 1, Figure 15 are a kind of manufacturing methods of flexible display panels provided in an embodiment of the present invention
Flow chart, Figure 16-Figure 19 are the schematic diagram of the section structure for the corresponding flexible display panels of manufacturing method that Figure 15 is provided.Such as Figure 14
Shown, the present invention also provides a kind of manufacturing methods of flexible display panels, which is characterized in that successively includes:
S1: glass substrate 100 is provided；
S2: layer of cloth 200 is applied on the glass substrate；
S3: patterned insulator layer 200 forms multiple bulge-structures 201；
Specifically, referring to Figure 16, after applying layer of cloth 200 on the glass substrate, insulating layer 200 is patterned,
So that insulating layer 200 forms multiple bulge-structures 201.
S4: the flexible substrate material 1 on glass substrate 100 and multiple bulge-structures 201；
Specifically, referring to Figure 17, multiple bulge-structures 201 in formation and the glass that is not covered by insulating layer 200
Flexible substrate material 1 on substrate 100.
S5: organic LED array 4 is formed on flexible base material 1；
Specifically, referring to Figure 18, machine light emitting diode matrix 4 is equipped on flexible base material 1.
S6: flexible base material 1 is removed from glass substrate 100 and multiple bulge-structures 201.
Specifically, referring to Figure 19, by flexible base material 1 and the organic light emission being arranged on flexible base material 1
Diode 4 is separated with glass substrate 100, multiple bulge-structures 201, forms the flexible substrates 1 with sunk structure 102.
It optionally, is oxide, the materials such as including silica, the present invention continuing with the material referring to Figure 16, insulating layer 200
This is not specifically limited.
Through the foregoing embodiment it is found that flexible display panels provided by the invention, flexible display apparatus and Flexible Displays face
The manufacturing method of plate, at least realize it is following the utility model has the advantages that
Using flexible display panels provided in this embodiment, other thicknesses of layers or knot in display panel can not changed
In the case where structure, be located in the sunk structure of flexible substrates using glue-line at least partly structure so that glue-line at least partly with it is soft
Property the mode that is mutually fitted into of substrate, the stability of flexible substrates and glue-line bonding can be enhanced；In addition, the sunk structure of flexible substrates
It is capable of increasing the contact area of heat dissipation glue-line and flexible substrates, enhances heat dissipation performance, improves the display performance of flexible display panels.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (15)
1. a kind of flexible display panels characterized by comprising
Flexible substrates；
Glue-line, the glue-line are located at the side of the flexible substrates；
Protective film, the protective film are located at side of the glue-line far from the flexible substrates；
Wherein, the flexible substrates have sunk structure, the glue-line at least partly position close to the surface of the side of the glue-line
In the sunk structure.
2. display panel according to claim 1, which is characterized in that
The flexible substrates include multiple spaced sunk structures, and the glue-line is at least partially disposed at multiple described recessed
It falls into structure.
3. flexible display panels according to claim 2, which is characterized in that
The flexible display panels further include multiple thin film transistor (TFT)s；
On the direction perpendicular to the flexible base board, at least one described sunk structure and at least one described thin film transistor (TFT)
It is overlapping.
4. flexible display panels according to claim 3, which is characterized in that
The thin film transistor (TFT) is driving transistor.
5. flexible display panels according to claim 4, which is characterized in that
Orthographic projection of the driving transistor in the flexible substrates is located at the sunk structure region.
6. flexible display panels according to claim 2, which is characterized in that
The shape of the sunk structure includes triangle, quadrangle, " several " font or " Z " font.
7. flexible display panels according to claim 1, which is characterized in that
Along the direction perpendicular to the flexible display panels, the protective film is equipped with multiple heat release holes.
8. flexible display panels according to claim 7, which is characterized in that
The direction for extending perpendicularly to flexible display panels place plane of the heat release hole.
9. flexible display panels according to claim 7, which is characterized in that
At least one of the thermally conductive casting glue of filling, heat-conducting glue or heat-conducting silicone grease in the heat release hole.
10. flexible display panels according to claim 1, which is characterized in that
Metallic radiating layer is additionally provided between the glue-line and the protective film.
11. flexible display panels according to claim 10, which is characterized in that
The metallic radiating layer includes multiple heat dissipation metal units being spaced apart, at least one described heat dissipation metal unit with extremely
A few sunk structure is overlapping.
12. flexible display panels according to claim 10, which is characterized in that
The material of the metallic radiating layer includes aluminium or copper.
13. a kind of flexible display apparatus, including such as flexible display panels of any of claims 1-12.
14. a kind of manufacturing method of flexible display panels, which is characterized in that successively include:
Glass substrate is provided；
Layer of cloth is applied on the glass substrate；
The graphical insulating layer forms multiple bulge-structures；
The flexible substrate material on the glass substrate and the multiple bulge-structure；
Organic LED array is formed on the flexible base material；
The flexible base material is removed from the glass substrate and the multiple bulge-structure.
15. manufacturing method according to claim 14, which is characterized in that
The material of the insulating layer is oxide.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109903679A (en) * | 2019-03-07 | 2019-06-18 | 京东方科技集团股份有限公司 | Foldable support construction and preparation method thereof, display device |
| CN113223413A (en) * | 2021-05-13 | 2021-08-06 | 上海天马微电子有限公司 | Flexible display device and electronic apparatus |
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Application publication date: 20181207 |