CN106654039A - Display panel, display device and manufacturing method of display panel - Google Patents

Display panel, display device and manufacturing method of display panel Download PDF

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Publication number
CN106654039A
CN106654039A CN201610858299.3A CN201610858299A CN106654039A CN 106654039 A CN106654039 A CN 106654039A CN 201610858299 A CN201610858299 A CN 201610858299A CN 106654039 A CN106654039 A CN 106654039A
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CN
China
Prior art keywords
protection film
film layer
flexible substrate
display floater
display
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610858299.3A
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Chinese (zh)
Inventor
刘聪慧
蔡雨
于泉鹏
李喜烈
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianma Microelectronics Co Ltd
Shanghai Tianma Microelectronics Co Ltd
Original Assignee
Tianma Microelectronics Co Ltd
Shanghai Tianma Microelectronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianma Microelectronics Co Ltd, Shanghai Tianma Microelectronics Co Ltd filed Critical Tianma Microelectronics Co Ltd
Priority to CN201610858299.3A priority Critical patent/CN106654039A/en
Publication of CN106654039A publication Critical patent/CN106654039A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/80Constructional details
    • H10K50/84Passivation; Containers; Encapsulations
    • H10K50/844Encapsulations
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/80Manufacture or treatment specially adapted for the organic devices covered by this subclass using temporary substrates
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K77/00Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
    • H10K77/10Substrates, e.g. flexible substrates
    • H10K77/111Flexible substrates
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/549Organic PV cells
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The invention provides a display panel, a display device and a manufacturing method of the display panel. The display panel comprises a flexible substrate, a light-emitting device, a packaging layer and a protection film layer, and is characterized in that the light-emitting device is located at one side of the flexible substrate; the packaging layer is located at the side, which is opposite to the flexible substrate, of the light-emitting device; and the protection film layer is formed on at least one of the side, which is opposite to the light-emitting device, of the flexible substrate and the side, which is opposite to the light-emitting device, of the packaging layer, and the protection film layer is directly contacted with the flexible substrate and/or the packaging layer. According to the invention, the protection film layer is printed on the packaging layer and/or the flexible substrate, and the protection film layer is directly contacted with the packaging layer and/or the flexible substrate, so that a glue material is saved, the display panel is enabled to be thinner while the packaging layer and/or the flexible substrate are/is protected from being scratched, the bending resistance of the display panel is enabled to be higher, and the restoration performance of the display panel after bending is improved at the same time.

Description

The manufacture method of display floater, display device and display floater
Technical field
It is the present invention relates to display technology field more particularly to a kind of display floater for strengthening display floater bending resistance, aobvious The manufacture method of showing device and display floater.
Background technology
Flexible display apparatus are made up of soft material, deformable flexible device.It is of the prior art flexible aobvious Showing device typically adopts OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) technology, this technology With the advantage such as low-power consumption, small volume, light, display mode be various, therefore it is widely used in various electronic products.
Be illustrated in figure 1 a typical display floater diaphragm schematic top plan view in prior art, Fig. 2 be A1 ' in Fig. 1- The sectional view in A2 ' directions, illustrated therein is the cross section structure of display floater, be included in the flexibility in z directions from the bottom to top in figure Substrate 3 ', luminescent device 2 ' and encapsulated layer 1 '.Wherein, the material of flexible substrate 3 ' can select plastic supporting base or fabric substrate, Plastic supporting base can adopt hypocrystalline high glass transition temperature polymers, such as PI (polyimides) material etc., can provide Preferable mechanical property and chemical property.In order to meet the flexible bending demand of display floater, encapsulated layer 1 ' is ordinarily selected to thin Film encapsulation technology (TFE), so as to obtain more preferable telescopicing performance.The weight of display floater can also be greatly reduced using thin-film package Amount, reduces the cost of encapsulating material.
During the use of display floater, its flexible substrate 3 ' and encapsulated layer 1 ' may be subject to accidental injury, for example Situations such as impact, collision, scuffing, the injury that cannot recover, serious meeting is caused to directly affect display device to display floater Use.Therefore, in order to protect to flexible substrate 3 ' and encapsulated layer 1 ', diaphragm is often set up in display floater, specifically The lower section for being included in flexible substrate 3 ' arranges the first diaphragm 5 ', and in the top of encapsulated layer 1 ' the second diaphragm 4 ' is arranged, to Stop extraneous destructive factor.
Simultaneous with glue material and membrane material on diaphragm of the prior art, in the preparation process of display floater, in encapsulation After the completion of prepared by layer 1 ', first the second glue material 6 ' is coated with the top of encapsulated layer 1 ', flexible substrate 3 ' is removed from carrier, The lower section of flexible substrate 3 ' is coated with the first glue material 7 ', then the second diaphragm 4 ' is fitted to encapsulated layer 1 ' using attaching process Top, the first diaphragm 5 ' fits to the lower section of flexible substrate 3 '.Such diaphragm can cause following problem:
The membrane material of the diaphragm for nowadays adopting is generally polyethylene terephthalate (PET) base material, is solid-state, in order to Problem and the Cost Problems matched with glue material are considered, as shown in figure 3, gross thickness B of the first diaphragm 5 ' and the first glue material 7 ' ' Typically arrange thicker, it is impossible to meet the requirement of 20 μm of gross thickness, even if reducing the thickness of diaphragm by force, also can produce high Price, increase attaching process difficulty;It is integrally harder that thicker diaphragm also results in diaphragm, and bending is difficult, so as to The bendable folding endurance for causing flexible display apparatus is had a greatly reduced quality;Meanwhile, glue material is generally viscoelastic body, delayed with very strong recovery Property, after bending to a certain extent, it is impossible to return to original state, so as to the flexural deformation that flexible display apparatus can be caused overall.
The content of the invention
For the problems of the prior art, it is an object of the invention to provide a kind of display floater, in flexible substrate and/or One protection film layer is set on encapsulated layer, the use of glue material is saved, is made while protection flexible substrate and/or injury-free encapsulated layer Display floater is thinner, strengthens the bending resistance of display floater.
The embodiment of the present invention provides a kind of display floater, including:
Flexible substrate;
Luminescent device, positioned at the side of the flexible substrate;
Encapsulated layer, positioned at the luminescent device away from the side of the flexible substrate;
Protection film layer, is formed at the flexible substrate away from the side of the luminescent device and the encapsulated layer away from described At least one of luminescent device side, the protection film layer and the flexible substrate and/or the encapsulated layer directly contact.It is excellent Selection of land, the protection film layer is formed by the way of inkjet printing.
Preferably, the protection film layer is single layer structure.
Preferably, the thickness range of the protection film layer is 10~30 μm.
Preferably, the protection film layer includes the first protection film layer, and first protection film layer is formed at the flexible liner Bottom is away from the side of the luminescent device.
Preferably, the protection film layer also includes the second protection film layer, and second protection film layer is formed at the encapsulation Layer is away from the side of the luminescent device.
Preferably, the material of the protection film layer includes organic matter or metal.
Preferably, the organic matter includes acrylic or silicon oxide carbide, and the metal includes magnesium, silver or copper.
Preferably, the material of the flexible substrate include polyimides, Merlon, polyethylene terephthalate or Any one in PEN.
Preferably, the material of the encapsulated layer includes aluminum oxide, gallium oxide, silicon nitride, polyimides, Merlon, poly- At least one in ethylene glycol terephthalate or PEN.
The embodiment of the present invention further relates to a kind of display device, including above-mentioned display floater.
The embodiment of the present invention further relates to a kind of preparation method of display floater, comprises the following steps:
One flexible substrate is provided;
Luminescent device is formed in the flexible substrate;
Encapsulated layer is formed in the luminescent device away from the side of the flexible substrate;
In the flexible substrate away from the side of the luminescent device and/or the encapsulated layer by way of inkjet printing Protection film layer is formed away from the side of the luminescent device.
Preferably, formed after the protection film layer, also include the process solidified to the protection film layer.
Preferably, the ultraviolet being cured as using wavelength more than 365nm irradiates, and temperature is less than 80 °.
Preferably, also including a carrier is provided, the flexible substrate is formed at the side of the carrier;
Before the flexible substrate forms the protection film layer away from the side of the luminescent device, also including will be described The process that flexible substrate is removed from the carrier.
Preferably, the thickness range of the protection film layer is 10~30 μm.
Preferably, the material of the protection film layer includes organic matter or metal.
Preferably, the organic matter includes acrylic or silicon oxide carbide, and the metal includes magnesium, silver or copper.
Preferably, the material of the flexible substrate include polyimides, Merlon, polyethylene terephthalate or Any one in PEN.
Preferably, the material of the encapsulated layer includes aluminum oxide, gallium oxide, silicon nitride, polyimides, Merlon, poly- At least one in ethylene glycol terephthalate or PEN.
The manufacture method of display floater provided by the present invention, display device and display floater has following advantages:
The invention provides it is a kind of replace prior art in the second diaphragm and/or the first diaphragm technical scheme, A protection film layer is printed on encapsulated layer and/or flexible substrate, the protection film layer directly connects with encapsulated layer and/or flexible substrate Touch, make display floater thinner while thus protection packaging layer and/or flexible substrate are not scratched, so that display floater Bending resistance is higher;On the other hand, because protection film layer is formed directly into flexible substrate by printing, glue is eliminated Material, is not related to the matching problem of membrane material and glue material, and display floater restorable performance after bending is improved.
Description of the drawings
The detailed description by reading non-limiting example made with reference to the following drawings, the further feature of the present invention, Objects and advantages will become more apparent upon.
Fig. 1 is the schematic top plan view of a typical display floater diaphragm in prior art.
Fig. 2 is the sectional view in A1 '-A2 ' directions in Fig. 1.
Fig. 3 is the thickness schematic diagram of the diaphragm in Fig. 2 and glue material.
Fig. 4 is the schematic top plan view of the display floater protection film layer of one embodiment of the invention.
Fig. 5 is the sectional view in A1-A2 directions in Fig. 4.
Fig. 6 is the schematic cross-section of the protection film layer in Fig. 5.
Fig. 7 is the schematic cross-section of the display floater of another embodiment of the present invention.
Fig. 8 is the schematic cross-section of the display floater of yet another embodiment of the invention.
Fig. 9 is the process schematic of the protection film layer of formation first of one embodiment of the invention.
Figure 10 is the process schematic of the protection film layer of formation second of one embodiment of the invention.
Figure 11 is the flow chart of the protection film layer of formation first of one embodiment of the invention.
Specific embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with various shapes Formula is implemented, and is not understood as limited to embodiment set forth herein;Conversely, thesing embodiments are provided so that the present invention will Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Identical is attached in figure Icon note represents same or similar structure, thus will omit repetition thereof.
The embodiment of the present invention provides a kind of display floater, as shown in figure 4, the display floater for one embodiment of the invention is protected Film layer schematic top plan view.The sectional view in A1-A2 directions in Fig. 4 is illustrated in figure 5, the section knot of display floater is illustrated therein is Structure, including direction z the first protection film layer 5, the flexible substrates 3, photophore from bottom to up of the vertically displayed panel in figure Part 2 and encapsulated layer 1.Wherein, the first protection film layer 5 and the directly contact of flexible substrate 3, are not fitted by glue material, but by print Brush mode is formed directly into the surface of flexible substrate 3.
First protection film layer 5 is the single layer structure not comprising glue material, the surface directly contact with flexible substrate 3, therefore, save Go thinner after glue material, more pliable, while being not related to the matching problem of membrane material and glue material, display floater recovers after bending The performance of original state is improved.
As shown in fig. 6, the schematic diagram of the first protection film layer 5 for the embodiment, illustrated therein is the first protection film layer 5 Thickness B, thickness B is preferably 10~30 μm.Herein the thickness of protection film layer is a preferred scope, using in this span Protection film layer, not only can play a part of protect flexible substrate, also reduce the thickness of protection film layer, it is aobvious so as to reduce Show the integral thickness of panel, the volume of display floater is reduced, with more portability.In actual applications, the thickness of protection film layer Degree can also be selected according to actual needs as other numerical value, within protection scope of the present invention.
As shown in fig. 7, the schematic cross-section of the display floater for another embodiment of the present invention.Itself and previous embodiment Difference is:Also include being arranged on the second protection film layer 4 above encapsulated layer 1, the second protection film layer 4 directly connects with encapsulated layer 1 Touch, do not fitted by glue material, but the surface of encapsulated layer 1 is formed directly into by mode of printing.Similarly, the second protection film layer Thickness be preferably also 10~30 μm.
As shown in figure 8, the schematic cross-section of the display floater for one more embodiment of the present invention.Itself and the first two embodiment Difference be that, only including the second protection film layer 4 being arranged on above encapsulated layer 1, the second protection film layer 4 is direct with encapsulated layer 1 Contact, is not fitted by glue material, but is formed directly into the surface of encapsulated layer 1 by mode of printing, and encapsulated layer 1 is protected Shield.
Therefore, in actual applications, the first protection film layer 5 of the lower section of flexible substrate 3 can be as needed provided separately within, Or the second protection film layer 4 of the top of encapsulated layer 1 is provided separately within, or while the first protection film layer 5 and the second protection film layer are set 4, there is the effect for reducing display floater thickness and strengthening display floater bending property relative to prior art, belong to the present invention's Within protection domain.
Because the second protection film layer 4 is directly formed in the top of encapsulated layer 1, and the first protection film layer 5 is directly formed In the lower section of flexible substrate 3, without being pre-coated with one layer of glue material before protection film layer is fitted, so as in the guarantor of prior art One layer of glue material is eliminated on the basis of cuticula, the integral thickness of display floater is reduced;And due to not using glue material, will not Affected by the recovery hysteresis quality of glue material, even if display floater bends to a certain extent, it is also possible to return to original state well, no The flexural deformation of display floater can be caused, so as to extend the service life of display floater.
Mode of printing herein is preferably inkjet printing mode (Ink Jet Printing, IJP).The diaphragm of the present invention Organic matter or metal material can in advance be made the liquid suitable for inkjet printing mode by the material of layer from organic matter or metal Body, under protection film layer is formed directly into the top of the encapsulated layer 1 or the flexible substrate 3 by ink jet printing device Side.
The organic matter can select the metals such as magnesium, silver, copper from acrylic or silicon oxide carbide, the metal.Separately Outward, other are applied to the material made for the liquid of inkjet printing mode can be used for the protection film layer of the present invention, and not It is limited to above-mentioned situation about enumerating.
The material of the flexible substrate can select polyimides (PI), Merlon (PC), poly terephthalic acid second two Any one in alcohol ester (PET) or PEN (PEN).The material of the encapsulated layer can include oxidation In aluminium, gallium oxide, silicon nitride, polyimides, Merlon, polyethylene terephthalate or PEN At least one, specifically, the encapsulated layer can at least one of which organic encapsulation layer or at least one of which inorganic encapsulated layer or extremely The stepped construction of few one layer of organic encapsulation layer and at least one of which inorganic encapsulated layer.
Similarly, to be also not necessarily limited to the above several for the material of the flexible substrate and encapsulated layer, and other are suitable for as flexible liner Some materials of bottom and encapsulated layer can also be selected.
The embodiment of the present invention also provides a kind of display device, and the display device includes above-mentioned display floater.It is described aobvious Showing device can be the wide variety of display device such as computer monitor, mobile phone, panel computer, electron album.Display device Display floater can need to carry out the bending of different degrees of, different directions according to design, and volume can also be less, while display surface Plate shock resistance and scratch resistant ability are also greatly improved, and while user experience is lifted, also substantially prolongs display surface The service life of plate.
Due to adopting OLED technology flexible display apparatus of the prior art, it is possible to achieve the less thickness of display floater more Degree, portability and pliable folding endurance.Therefore, luminescent device 2 of the invention is preferably Organic Light Emitting Diode, is arranged in flexibility The top of substrate 3.But the present invention is not limited.
The embodiment of the present invention also provides a kind of preparation method of display floater, as shown in figure 9, being shape in the embodiment of the present invention It is the flow process that the first protection film layer is formed in the embodiment of the present invention as shown in figure 11 into the process schematic of the first protection film layer Figure, comprises the following steps:
One carrier 6 is provided;
Flexible substrate 3 is formed in the top of carrier 6;
Luminescent device 2 is prepared in the top of flexible substrate 3;
Encapsulated layer 1 is prepared in the top of luminescent device 2;
Carrier 6 is departed from flexible substrate 3;
In the lower section of flexible substrate 3 by inkjet printing C-shaped into the first protection film layer 5.
Wherein, carrier 6 can be from rigid carriers such as glass, or other can carry soft in display floater preparation process Property substrate 3 and the top of flexible substrate 3 other devices carrier, after the completion of prepared by the basic structure of display floater will its go Remove, removing the mode of carrier 6 can select laser ablation D.
The first protection film layer 5 formed using said method is the single layer structure not comprising glue material, the table with flexible substrate Face directly contact, therefore, eliminate it is thinner after glue material, it is more pliable, while be not related to the matching problem of membrane material and glue material, show Show that panel restorable performance after bending is improved.
During due to using inkjet printing mode, fluent material is used, after first protection film layer 5 is formed, also The process solidified to the first protection film layer 5 can be included.
As shown in Figure 10, the preparation method of the display floater is additionally may included in the top of encapsulated layer 1 and is beaten by ink-jet The step of print C-shaped is into the second protection film layer 4, and after the second protection film layer 4 is formed, can also include to the second protection film layer 4 processes for being solidified.Similarly, the second protection film layer 4 of formation is the single layer structure not comprising glue material, with encapsulated layer 1 Surface directly contact.In addition, in actual applications, the second protection film layer 4 and the first protection film layer 5 can be formed in display surface The both sides of plate, it is also possible to which selection only forms the second protection film layer 4 or only forms the first protection film layer 5, in the protection of the present invention Within the scope of.
The inkjet printing that the present invention is adopted is a kind of technology of printing that ink droplet is ejected into stock image forming surface, In the present invention, as by film material liquid injection to flexible substrate 3 and/or encapsulated layer 1.Inkjet printing has following special Point:
It is contactless printing, therefore noise very little in process of production;Ink jet printing device is relatively simple for structure, body Little, the conveniently moving of product;The processing step for smearing glue material in advance not only can be saved, and print speed is very fast, it is with short production cycle, Operating cost is low, so as to accelerate the overall process of display floater;The shape of product control printed is more accurate, can obtain Size is more accurate, the protection film layer that fabrication error is less.
During protection film layer is formed, the thickness range B of protection film layer is controlled at 10~30 μm, it is possible to obtain one The individual more suitable protection film layer thickness relative to most of display floaters, compared to diaphragm of the prior art, it is thick Degree is greatly reduced, while can carry out effectively and comprehensively protecting to the surface of flexible substrate 3 and/or encapsulated layer 1.Due in manufacture During, the process of coating glue material is eliminated, shorten the whole processing procedure of display floater;Reduce using for equipment in processing procedure to plant Class, without the matching relationship considered between glue-line and film layer, reduces the difficulty of production technology, using simpler technique and Less operation can obtain bending the more preferable display floater of effect.
Wherein solidification refers to that material is changed into high molecular process from low molecule.The curing mode that the present invention is adopted is preferably Ultraviolet (UV) solidifies, i.e., using the irradiation of ultraviolet light so that light trigger in material is stimulated be changed into free radical or sun from Son, so as to cause the macromolecular material containing active function groups to aggregate into the process of insoluble insoluble solid paint film.
Ultraviolet of the solidification that the present invention is adopted preferably using wavelength more than 365nm irradiates, and temperature is less than 80 °, this It is because that ultraviolet of the wavelength less than 365nm may cause to damage to luminescent device, too high temperature also easily causes display The bad reaction of panel other parts, so as to avoid the other parts to display floater from having a negative impact.In actual applications, Specific curing mode and cure parameter can also be selected according to actual needs, not with preferred embodiment party provided herein Formula is limited.
To sum up, the manufacture method of display floater provided by the present invention, display device and display floater has following advantages:
The present invention deviates from least one of the side of luminescent device and encapsulated layer in luminescent device side in flexible substrate Individual formation protection film layer, protection film layer and flexible substrate and/or encapsulated layer directly contact, thus protection packaging layer and/or flexibility Make display floater thinner while substrate is not scratched, so that the bending resistance of display floater is higher;On the other hand, due to Protection film layer is formed directly into flexible substrate by printing, eliminates glue material, is not related to the matching of membrane material and glue material Problem, display floater restorable performance after bending is improved.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert The present invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention, On the premise of without departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's Protection domain.

Claims (20)

1. a kind of display floater, it is characterised in that include:
Flexible substrate;
Luminescent device, positioned at the side of the flexible substrate;
Encapsulated layer, positioned at the luminescent device away from the side of the flexible substrate;
Protection film layer, is formed at the flexible substrate away from the side of the luminescent device and the encapsulated layer away from described luminous At least one of device side, the protection film layer and the flexible substrate and/or the encapsulated layer directly contact.
2. display floater according to claim 1, it is characterised in that protection film layer shape by the way of inkjet printing Into.
3. display floater according to claim 1, it is characterised in that the protection film layer is single layer structure.
4. display floater according to claim 1, it is characterised in that the thickness range of the protection film layer is 10~30 μ m。
5. display floater according to claim 1, it is characterised in that the protection film layer includes the first protection film layer, institute State the first protection film layer and be formed at the flexible substrate away from the side of the luminescent device.
6. display floater according to claim 5, it is characterised in that the protection film layer also includes the second protection film layer, Second protection film layer is formed at the encapsulated layer away from the side of the luminescent device.
7. display floater according to claim 1, it is characterised in that the material of the protection film layer includes organic matter or gold Category.
8. display floater according to claim 7, it is characterised in that the organic matter includes acrylic or silicon oxide carbide, The metal includes magnesium, silver or copper.
9. display floater according to claim 1, it is characterised in that the material of the flexible substrate include polyimides, Any one in Merlon, polyethylene terephthalate or PEN.
10. display floater according to claim 1, it is characterised in that the material of the encapsulated layer includes aluminum oxide, oxidation In gallium, silicon nitride, polyimides, Merlon, polyethylene terephthalate or PEN at least It is a kind of.
11. a kind of display devices, it is characterised in that including the display floater any one of claim 1 to 10.
12. a kind of preparation methods of display floater, it is characterised in that comprise the following steps:
One flexible substrate is provided;
Luminescent device is formed in the flexible substrate;
Encapsulated layer is formed in the luminescent device away from the side of the flexible substrate;
Deviated from away from the side of the luminescent device and/or the encapsulated layer in the flexible substrate by way of inkjet printing The side of the luminescent device forms protection film layer.
The preparation method of 13. display floaters according to claim 12, it is characterised in that formed the protection film layer it Afterwards, the process solidified to the protection film layer is also included.
The preparation method of 14. display floaters according to claim 13, it is characterised in that described to be cured as adopting wavelength big Irradiate in the ultraviolet of 365nm, and temperature is less than 80 °.
The preparation method of 15. display floaters according to claim 12, it is characterised in that also including providing a carrier, institute State the side that flexible substrate is formed at the carrier;
Before the flexible substrate forms the protection film layer away from the side of the luminescent device, also include the flexibility The process that substrate is removed from the carrier.
The preparation method of 16. display floaters according to claim 12, it is characterised in that the thickness model of the protection film layer Enclose for 10~30 μm.
The preparation method of 17. display floaters according to claim 12, it is characterised in that the material bag of the protection film layer Include organic matter or metal.
The preparation method of 18. display floaters according to claim 17, it is characterised in that the organic matter includes acrylic Or silicon oxide carbide, the metal include magnesium, silver or copper.
The preparation method of 19. display floaters according to claim 12, it is characterised in that the material bag of the flexible substrate Include any one in polyimides, Merlon, polyethylene terephthalate or PEN.
The preparation method of 20. display floaters according to claim 12, it is characterised in that the material of the encapsulated layer includes Aluminum oxide, gallium oxide, silicon nitride, polyimides, Merlon, polyethylene terephthalate or poly- naphthalenedicarboxylic acid ethylene glycol At least one in ester.
CN201610858299.3A 2016-09-27 2016-09-27 Display panel, display device and manufacturing method of display panel Pending CN106654039A (en)

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN108766986A (en) * 2018-05-31 2018-11-06 武汉华星光电半导体显示技术有限公司 Make the encapsulating structure of the method and oled panel of oled panel
CN108962033A (en) * 2018-07-27 2018-12-07 上海天马微电子有限公司 Display module and display device
CN112002704A (en) * 2020-08-07 2020-11-27 武汉华星光电半导体显示技术有限公司 Flexible display panel, preparation method thereof and flexible display device

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Application publication date: 20170510