CN109360899A - Display panel and display device - Google Patents
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- CN109360899A CN109360899A CN201811064281.1A CN201811064281A CN109360899A CN 109360899 A CN109360899 A CN 109360899A CN 201811064281 A CN201811064281 A CN 201811064281A CN 109360899 A CN109360899 A CN 109360899A
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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
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Abstract
The invention discloses a kind of display panel and display devices, belong to field of display technology, have viewing area and the non-display area around viewing area, comprising: substrate；The first inorganic layer on substrate is set；First inorganic layer includes at least one hollow-out parts, and hollow-out parts are located at non-display area, and hollow-out parts are annular and are arranged around viewing area；The barrier material layer being filled in hollow-out parts；The material of barrier material layer includes at least one of following material: non-crystalline material, polycrystalline material, organic matter and nano wire mixture；The light emitting device layer that first inorganic layer deviates from one side of substrate is set；The encapsulated layer that light emitting device layer deviates from one side of substrate is set.So as to improve the reliability of display panel, display quality is promoted.
Description
Technical field
The present invention relates to field of display technology, more particularly, to a kind of display panel and display device.
Background technique
Receive in the sense organ of people information it is most be the organs of vision (eyes), in production and life, people need
It is increasingly utilized visual information abundant, thus display technology plays very important angle in mankind nowadays society
Color.So far from appearance, technology development is also very swift and violent for display technology, cathode ray tube technologies (CRT), plasma successively occurs
Body shows (PDP), liquid crystal display (LCD) or even newest organic light emission (OLED) display, microdiode (micro LED)
Display technology.
Continuous improvement with the development and the mankind of society to material life demand, current display technology is towards narrow side
Frame, high contrast, high resolution, full-color EL display, low-power consumption, high reliablity, long-life and thin and light direction are quick
It strides forward.The reliability of display panel how is improved, user experience is promoted, is one of problem faced in the industry and display industry
The research direction of emphasis.
Summary of the invention
In view of this, the present invention provides a kind of display panel and display devices.
The present invention provides a kind of display panel, has viewing area and the non-display area around viewing area, comprising: substrate；If
Set the first inorganic layer on substrate；First inorganic layer includes at least one hollow-out parts, and hollow-out parts are located at non-display area, hollow-out parts
It is arranged for annular and around viewing area；The barrier material layer being filled in hollow-out parts；The material of barrier material layer includes following material
Material at least one of: non-crystalline material, polycrystalline material, organic matter and nano wire mixture；Setting deviates from the first inorganic layer
The light emitting device layer of one side of substrate；The encapsulated layer that light emitting device layer deviates from one side of substrate is set.
The present invention also provides a kind of display devices, including display panel provided by the invention.
Compared with prior art, display panel provided by the invention and display device at least realize following beneficial effect
Fruit:
Display panel has the first inorganic layer, hollow-out parts is provided in the first inorganic layer, and fill in hollow-out parts
Barrier material layer, the material of barrier material layer include: in the mixture of non-crystalline material, polycrystalline material, organic matter and nano wire
At least one, above-mentioned material all has a naturally-produced multiple solutions, and interface crack propagation resistance is larger and has randomness,
Can stop the crackle of the first inorganic layer by barrier material layer, towards spreading in viewing area.So as to protect hollow-out parts to lean on
The first inorganic layer of part of nearly viewing area side, prevents crackle from the first inorganic layer being caused to damage, and prevents oxygen and moisture from entering aobvious
Show panel itself, so as to improve the reliability of display panel, promotes display quality.
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 planar structure schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of the schematic diagram of the section structure of the BB ' line along Fig. 1；
Fig. 3 is another the schematic diagram of the section structure of the BB ' line along Fig. 1；
Fig. 4 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 5 is a kind of the schematic diagram of the section structure of the CC ' line along Fig. 4；
Fig. 6 is the planar structure schematic diagram of another display panel provided in an embodiment of the present invention；
Fig. 7 is a kind of the schematic diagram of the section structure of the DD ' line along Fig. 6；
Fig. 8 is the schematic diagram of the section structure of another display panel provided in an embodiment of the present invention；
Fig. 9 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention.
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.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is a kind of planar structure schematic diagram of display panel provided in an embodiment of the present invention, figure
2 be a kind of the schematic diagram of the section structure of the BB ' line along Fig. 1, and the present embodiment provides a kind of display panels, has viewing area AA and encloses
Around the non-display area NA of viewing area AA, comprising:
Substrate 00；
The first inorganic layer 10 on substrate 00 is set；First inorganic layer 10 includes at least one hollow-out parts 11, hollow-out parts
11 are located at non-display area NA, and hollow-out parts 11 are annular and are arranged around viewing area AA；
The barrier material layer 12 being filled in hollow-out parts 11；The material of barrier material layer 12 include in following material at least
It is a kind of: non-crystalline material, polycrystalline material, organic matter and nano wire mixture；
The light emitting device layer 20 that first inorganic layer 10 deviates from 00 side of substrate is set；
The encapsulated layer 30 that light emitting device layer 20 deviates from 00 side of substrate is set.
Display panel includes viewing area AA and non-display area NA, and viewing area AA is for showing image, optionally, viewing area AA
Including multiple pixels.Non-display area can be used for being arranged the structures such as circuit.
Display panel includes substrate 00, and optionally, substrate 00 can be flexible, and is also possible to rigid.
First inorganic layer 10 is arranged on substrate 00, in general, be that structure is comparatively dense the characteristics of inorganic layer, the first inorganic layer
10 can stop oxygen and moisture in air, prevent oxygen and moisture by 00 1 side of substrate to spreading inside display panel,
Influence the service life of display panel internal components.If the first inorganic layer is cracked, the blocking of the first inorganic layer will affect
Effect, causes the reliability of display panel to reduce.
First inorganic layer 10 includes at least one hollow-out parts 11, and Fig. 1 and Fig. 2 are only said by taking a hollow-out parts 11 as an example
It is bright.Hollow-out parts 11 are located at non-display area NA, in the manufacturing process of production display panel, can carry out on the first inorganic layer 10
Etching, to form hollow-out parts 11.Hollow-out parts 11 are arranged around viewing area AA, are closed cyclic structure.
Barrier material layer 12 is filled into hollow-out parts 11, the material of barrier material layer 12 include: non-crystalline material, polycrystalline material,
At least one of organic matter and the mixture of nano wire.Wherein, non-crystalline material is also amorphous or vitreous material, this is one
Major class rigid solid, have and amorphous material it is comparable compared with high rigidity and the high coefficient of viscosity.But its atom formed, molecule
Periodicity and translational symmetry is not presented in space arrangement, and the long-range order of crystalline state is destroyed, only because interatomic mutual pass
Connection effect, makes it have short program in the zonule of several atoms (or molecule) diameter.Non-crystalline material has spontaneous generation
Random interface that is, so that material tends to isotropism, while having very high interface energy, to largely prevent crackle
Generation and propagation.
Polycrystalline material is by being orientated material that random crystal grain is constituted, can having texturizing properties.Polycrystalline material is numerous orientations
The set of the monocrystalline of crystal grain.It is basic for it with the periodic structure of dot matrix inside polycrystalline material and monocrystal material, to same
For kind crystal, the two essence is identical.The two be different in monocrystal material be it is anisotropic, polycrystalline material be then it is each to
The same sex.
The mixture of organic matter and nano wire has good tensility, cracking resistance.
Above-mentioned material all has naturally-produced multiple solutions, and interface crack propagation resistance is larger and has randomness, resistance
The crackle that the setting of obstructing material layer 12 can prevent the first inorganic layer 10 from generating is spread to viewing area AA.
Display panel further includes light emitting device layer 20, and optionally, light emitting device layer 20 includes multiple Organic Light Emitting Diodes
L1, Organic Light Emitting Diode L1 include cathode L2 and anode L3, and the luminous material layer L4 of clamping between a cathode and an anode.
Display panel further includes encapsulated layer 30, and encapsulated layer 30 can form protective film layer on light emitting device layer 20, prevent
Water and oxygen in air enter display panel, protect the device in display panel from corroding.
Display panel in the production process, usually obtains multiple display panels by cutting the motherboard opened greatly.In cutting motherboard
When, since the structure of inorganic layer is comparatively dense, thus it is easy to produce crackle.In display panel provided in this embodiment, first
It is provided with hollow-out parts in inorganic layer, and is filled with barrier material layer in hollow-out parts, the material of barrier material layer includes: amorphous
At least one of material, polycrystalline material, organic matter and mixture of nano wire, above-mentioned material all have naturally-produced more boundaries
Face, interface crack propagation resistance is larger and has randomness, can stop the crackle of the first inorganic layer by barrier material layer,
Towards being spread in viewing area.So as to protect part first inorganic layer of the hollow-out parts close to viewing area side, prevent crackle from making
It is damaged at the first inorganic layer, prevents oxygen and moisture from entering inside display panel, so as to improve the reliability of display panel,
Promote display quality.
In some alternative embodiments, non-crystalline material includes at least one of following material: nonoxide glass, height
Molecularly Imprinted Polymer, amorphous metallic material, amorphous chalcogenide semiconductor.
Specifically, glass is usually divided into oxide glass and nonoxide glass by main component.Nonoxide glass product
Kind and quantity are seldom, mainly there is chalcogenide glass and halide glass.
High molecular polymer is a kind of relative molecular mass usually 10~106Above macromolecular substances, molecule institute
Tens of thousands of, hundreds of thousands is usually counted containing atomicity is even as high as millions of a molecules.High molecular polymer includes crystalline structure and amorphous
Structure, the high molecular polymer in the present embodiment are the high molecular polymer of non crystalline structure.
Amorphous metallic material refers to a kind of metal material of structural disorder on an atomic scale.Most of metal material tool
There is very high ordered structure, periodic arrangement (crystal) is presented in atom, shows as translational symmetry, or rotational symmetry, mirror
Face is symmetrical, angle symmetrical (quasicrystal) etc..And in contrast, amorphous metal does not have any long range ordered structure, but has
Shortrange order and medium-range order (medium-range order is just under study for action).Generally, the amorphous metal with this disordered structure can
To be obtained from the directly cooling of its liquid condition, therefore also known as " glassy state ".So amorphous metal is also known as " glassy metal "
(Glassy metal, Metallic Glass), " glassy metal ", " liquid metal " (Liquid metal) or bulk metal
Glass (Bulk Metallic Glass, BMG) is a kind of amorphous metal with the lower cooling velocity limit.Optionally, non-
Crystalline metallic material includes: Cu-Ti33-70、Cu-Zr27.5-75、Ni-Zr33-42Or Nb-Ni40-60。
Amorphous semiconductor is all noncrystal, they lack the periodic long-range order of constituting atom, but this is not to say that,
Amorphous semiconductor is exactly completely unordered on the scale of atom.The chemical property of part determines that its bond distance is almost tight
Lattice are consistent, and in lesser range, bond angle also limits the distribution of arest neighbors atom.Optionally, sulphur series non-crystalline state is partly led
Body includes: Se, Te, As2Se3、As81Se21Ge80Te18Or As30Te43Si12Ge10。
Optionally, polycrystalline material includes low temperature polycrystalline silicon.The full name of low temperature polycrystalline silicon is " Low Temperature
Poly-Silicon (LTPS, polysilicon and referred to as p-Si).Low temperature polycrystalline silicon is the common material applied to display panel
One of, manufacture craft is more mature.Barrier material layer is made using low temperature polycrystalline silicon, advantageously reduces the production work of display panel
Skill difficulty.
Optionally, in the mixture of organic matter and nano wire, the material of organic matter includes at least one of following material:
Polyimide resin, phenolic resin.Polyimides has excellent thermal stability, chemical corrosion resistance；Phenolic resin is most important
Feature be exactly heat-resisting quantity, even if at very high temperatures, being also able to maintain the globality of its structure and the stability of size.
Polyimide resin, phenolic resin all have good mechanical performance.
Nano wire can be defined as it is a kind of have horizontally be limited in 100 nanometers or less (longitudinal there is no limit)
One-dimentional structure.Suspension nano wire refers to that end is fixed nano wire under vacuum conditions.The aspect ratio of typical nano wire is 1000
More than, therefore they are commonly known as one-dimensional material.Under normal conditions, with the reduction of size, nano wire can be embodied than big
The better mechanical performance of block of material.Intensity becomes strong, and toughness improves.
Optionally, in the mixture of organic matter and nano wire, the material of nano wire includes at least one of following material:
Metal nanometer line, semiconductor nanowires, insulator nano wire.Optionally, the material of metal nanometer line includes: Ni, Pt or Au.
Optionally, the material of semiconductor nanowires includes: InP, Si or GaN.Optionally, the material of insulator nano wire includes:
SiO2Or TiO2。
In some alternative embodiments, referring to FIG. 3, Fig. 3 is another cross-section structure signal of the BB ' line along Fig. 1
Figure, display panel further include driving element layer 50, and driving element layer 50 includes multiple thin film transistor (TFT) PP；
First inorganic layer 10 is between substrate 00 and driving element layer 50.
In the present embodiment, driving element layer 50 includes multiple thin film transistor (TFT) PP, only illustrates a film crystal in Fig. 5
Pipe PP, the present embodiment are not specifically limited the particular number of thin film transistor (TFT) PP.Optionally, transistor PP includes active layer
P4, grid P3, source electrode P1, drain electrode P2；Optionally, the anode L3 electricity of the drain electrode of thin film transistor (TFT) PP and Organic Light Emitting Diode L1
Connection, by controlling the on and off of thin film transistor (TFT) PP, whether control Organic Light Emitting Diode L1 shines.
In some alternative embodiments, with continued reference to FIG. 3, driving element layer 50 is exhausted including semiconductor layer 51, grid
Edge layer 52, grid layer 53, auxiliary insulating layer 54, auxiliary metal layer 55, interlayer insulating film 56, source-drain electrode layer 57；
On the direction perpendicular to display panel, the first inorganic layer 10, gate insulating layer 52, auxiliary insulating layer 54 and interlayer
The sum of thickness of insulating layer 56 4 be D1, barrier material layer 12 with a thickness of D2, wherein D2 >=D1.
It is understood that can have multiple inorganic layers in display panel.Optionally, gate insulating layer 52, auxiliary are exhausted
Edge layer 54 and interlayer insulating film 56 are inorganic layer.In the technique of big motherboard of cutting, cutting crackle may be exhausted in grid
It is generated in edge layer 52, auxiliary insulating layer 54 and interlayer insulating film 56, in order to further prevent gate insulating layer 52, auxiliary insulating layer
54 and interlayer insulating film 56 in crackle spread towards viewing area side, in the present embodiment, the thickness of barrier material layer 12 is set
That sets is thicker, and the blocking of barrier material layer 12 can be made to protect gate insulating layer 52, auxiliary insulating layer 54 and interlayer insulating film 56.
Can stop the crackle for cutting display panel by barrier material layer, towards spreading in viewing area.So as to protect hollow-out parts
Part of grid pole insulating layer 52, part auxiliary insulating layer 54 and part interlayer insulating film 56 close to viewing area side, prevent crackle
It causes gate insulating layer 52, auxiliary insulating layer 54 and interlayer insulating film 56 to damage, prevents oxygen and moisture from entering in display panel
Portion promotes display quality so as to improve the reliability of display panel.
In some alternative embodiments, Fig. 4 and Fig. 5 are please referred to, Fig. 4 is another display provided in an embodiment of the present invention
The planar structure schematic diagram of panel, Fig. 5 are a kind of the schematic diagram of the section structure of the CC ' line along Fig. 4, and display panel includes positioned at non-
The first barricade 41 and the second barricade 42 of viewing area NA, the first barricade 41 are annular and are arranged around viewing area AA, the second barricade
42 are arranged for annular and around the first barricade 41.
In the present embodiment, the first barricade 41 is located at non-display area NA, and the first barricade 41 is arranged around viewing area AA, encapsulated layer
30 the first barricades 41 of covering, the second barricade 42 is around the setting of the first barricade 41, the first barricade 41 and the second barricade 42 and encapsulated layer
30 collective effects can further prevent vapor and oxygen in air to enter inside display panel and carry out corruption to display panel
Erosion.
In some alternative embodiments, please continue to refer to Fig. 4 and Fig. 5, the second barricade 42 is to the orthographic projection of substrate 00
Second projection Y2, hollow-out parts 11 are that hollow out projects Y11 to the orthographic projection of substrate 00, and it is remote positioned at the second projection Y2 that hollow out projects Y11
Side from viewing area AA.
In the present embodiment, hollow-out parts 11 are located at non-display area NA, and hollow-out parts 11 are arranged around the second barricade 42.It is making
During display panel, barrier material layer can stop to cut the crackle that motherboard generates, and protect hollow-out parts close to viewing area one
The first inorganic layer of part of side prevents part first inorganic layer of the fracture propagation to hollow-out parts close to viewing area side, to mention
The reliability of high display panel.
It should be noted that Fig. 4 is to look up the obtained view of display panel in the side perpendicular to substrate 00.Figure
Second barricade 42, hollow-out parts 11 are projected with it respectively in 4 shape, position are identical.
In some alternative embodiments, Fig. 6 and Fig. 7 are please referred to, Fig. 6 is another display provided in an embodiment of the present invention
The planar structure schematic diagram of panel, Fig. 7 are a kind of the schematic diagram of the section structure of the DD ' line along Fig. 6, and the first barricade 41 is to substrate 00
Orthographic projection be the first projection Y1, the second barricade 42 is the second projection Y2 to the orthographic projection of substrate 00, and hollow-out parts 11 are to substrate 00
Orthographic projection be hollow out project Y11, hollow out project Y11 be located at first projection Y1 and second projection Y2 between.
In the present embodiment, hollow-out parts 11 are arranged around the first barricade 41, and the second barricade 42 is arranged around hollow-out parts 11, engrave
Empty portion 11 is between the first barricade 41 and the second barricade 42, and hollow-out parts 11, the first barricade 41 and the second barricade 42 are around aobvious
Show that area AA is arranged.During making display panel, barrier material layer can stop to cut the crackle that motherboard generates, and protection is engraved
Empty portion prevents part of the fracture propagation to hollow-out parts close to viewing area side close to the first inorganic layer of part of viewing area side
One inorganic layer, to improve the reliability of display panel.
It should be noted that Fig. 4 is to look up the obtained view of display panel in the side perpendicular to substrate 00.Figure
Second barricade 42, hollow-out parts 11 are projected with it respectively in 4 shape, position are identical.
In some alternative embodiments, referring to FIG. 8, Fig. 8 is another display panel provided in an embodiment of the present invention
The schematic diagram of the section structure, light emitting device layer 20 include multiple Organic Light Emitting Diode L1；
Encapsulated layer 30 is thin-film encapsulation layer, including the first inorganic encapsulated layer 31, organic encapsulation layer 32 and the second inorganic encapsulated
Layer 33, organic encapsulation layer 32 is between the first inorganic encapsulated layer 31 and the second inorganic encapsulated layer 33.
In the present embodiment, Organic Light Emitting Diode L1 includes cathode L2 and anode L3, and be clamped in cathode and anode it
Between luminous material layer L4.Organic encapsulation layer 32 is optional between the first inorganic encapsulated layer 31 and the second inorganic encapsulated layer 33
, the thickness of organic encapsulation layer 32 is greater than the first inorganic encapsulated layer 31 and the second inorganic encapsulated layer 33, the first inorganic encapsulated layer 31
Steam and oxygen in air can be completely cut off with the second inorganic encapsulated layer 33, protect the device inside display panel, organic packages
Layer 32 has lesser elasticity modulus, can alleviate the effect of folding s tress.Thin-film encapsulation layer has good spy resistant to bending
Property, display panel provided in this embodiment can be display panel flexible.
In some alternative embodiments, referring to FIG. 8, display panel further include:
First polyimide layer 13 of first inorganic layer 10 close to 00 side of substrate is set；
Second inorganic layer 14 of first polyimide layer 13 close to 00 side of substrate is set；
The material of substrate 00 includes polyimides.
Optionally, the material of the first inorganic layer 10 includes SiO2And Si3N4.The material of second inorganic layer 14 includes SiO2。
In the present embodiment, the material of the first polyimide layer 13 includes polyimides.Polyimides is that comprehensive performance is best
One of high-molecular organic material, high temperature resistant is up to 400 DEG C or more, -200~300 DEG C of long-term use temperature range, partially without obvious
Fusing point, high insulating property, also, the film layer of polyimides production has good mechanical performance.Second inorganic layer 14 and first
Inorganic layer 10 has good compactness, and steam and oxygen can be stopped to enter inside display panel from one side of substrate.First nothing
Machine layer 10, the first polyimide layer 13, the second inorganic layer 14, substrate 00 stack gradually setting, both can effectively stop steam
And oxygen, it prevents the structure inside display panel to be etched, and there is good bending resistance, is conducive to make Flexible Displays
Panel.
The embodiment of the present invention provides a kind of display device, referring to FIG. 9, Fig. 9 is provided in an embodiment of the present invention a kind of aobvious
The planar structure schematic diagram of showing device.The display device 1000 that Fig. 9 is provided includes the aobvious of any of the above-described embodiment offer of the present invention
Show panel 100.Fig. 9 embodiment only takes the mobile phone as an example, and is illustrated to display device 1000, it is to be understood that the present invention is real
The display device for applying example offer, can be other display devices having a display function such as computer, TV, display device for mounting on vehicle,
The present invention is not specifically limited this.Display device provided in an embodiment of the present invention has display provided in an embodiment of the present invention
The beneficial effect of panel can specifically refer to the various embodiments described above illustrating for display panel, and the present embodiment is herein not
It repeats again.
Through the foregoing embodiment it is found that display panel provided by the invention and display device, at least realizing following has
Beneficial effect:
Display panel has the first inorganic layer, hollow-out parts is provided in the first inorganic layer, and fill in hollow-out parts
Barrier material layer, the material of barrier material layer include: in the mixture of non-crystalline material, polycrystalline material, organic matter and nano wire
At least one, above-mentioned material all has a naturally-produced multiple solutions, and interface crack propagation resistance is larger and has randomness,
Can stop the crackle of the first inorganic layer by barrier material layer, towards spreading in viewing area.So as to protect hollow-out parts to lean on
The first inorganic layer of part of nearly viewing area side, prevents crackle from the first inorganic layer being caused to damage, and prevents oxygen and moisture from entering aobvious
Show panel itself, so as to improve the reliability of display panel, promotes display quality.
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 (19)
1. a kind of display panel has viewing area and the non-display area around the viewing area characterized by comprising
Substrate；
The first inorganic layer over the substrate is set；First inorganic layer includes at least one hollow-out parts, the hollow-out parts
Positioned at the non-display area, the hollow-out parts are annular and are arranged around the viewing area；
The barrier material layer being filled in the hollow-out parts；The material of the barrier material layer includes at least one in following material
Kind: non-crystalline material, polycrystalline material, organic matter and nano wire mixture；
The light emitting device layer that first inorganic layer deviates from the one side of substrate is set；
The encapsulated layer that the light emitting device layer deviates from the one side of substrate is set.
2. display panel according to claim 1, which is characterized in that
The non-crystalline material includes at least one of following material: nonoxide glass, high molecular polymer, amorphous metal
Material, amorphous chalcogenide semiconductor.
3. display panel according to claim 2, which is characterized in that
The amorphous metallic material includes: Cu-Ti33-70、Cu-Zr27.5-75、Ni-Zr33-42Or Nb-Ni40-60。
4. display panel according to claim 2, which is characterized in that
The amorphous chalcogenide semiconductor includes: Se, Te, As2Se3、As81Se21Ge80Te18Or As30Te43Si12Ge10。
5. display panel according to claim 1, which is characterized in that
The polycrystalline material includes low temperature polycrystalline silicon.
6. display panel according to claim 1, which is characterized in that
In the mixture of the organic matter and nano wire, the material of the organic matter includes at least one of following material: poly-
Sub- amide resin, phenolic resin.
7. display panel according to claim 1, which is characterized in that
In the mixture of the organic matter and nano wire, the material of the nano wire includes at least one of following material: gold
Belong to nano wire, semiconductor nanowires, insulator nano wire.
8. display panel according to claim 7, which is characterized in that
The material of the metal nanometer line includes: Ni, Pt or Au.
9. display panel according to claim 7, which is characterized in that
The material of the semiconductor nanowires includes: InP, Si or GaN.
10. display panel according to claim 7, which is characterized in that
The material of the insulator nano wire includes: SiO2Or TiO2。
11. display panel according to claim 1, which is characterized in that
The display panel includes the first barricade and the second barricade positioned at the non-display area, first barricade be annular and
It is arranged around the viewing area, second barricade is annular and surrounds first dams setting.
12. display panel according to claim 11, which is characterized in that
Second barricade is the second projection to the orthographic projection of the substrate, and the hollow-out parts are to engrave to the orthographic projection of the substrate
Shadow is dropped, the hollow out projection is located at described second and projects the side far from the viewing area.
13. display panel according to claim 11, which is characterized in that
First barricade is the first projection to the orthographic projection of the substrate, and second barricade is to the orthographic projection of the substrate
Second projection, the hollow-out parts are hollow out projection to the orthographic projection of the substrate, and the hollow out projection is located at first projection
Between second projection.
14. display panel according to claim 1, which is characterized in that
The display panel further includes driving element layer, and the driving element layer includes multiple thin film transistor (TFT)s；
First inorganic layer is between the substrate and the driving element layer.
15. display panel according to claim 14, which is characterized in that
The material of first inorganic layer includes SiO2And Si3N4。
16. display panel according to claim 14, which is characterized in that
The driving element layer includes that semiconductor layer, gate insulating layer, grid layer, auxiliary insulating layer, auxiliary metal layer, interlayer are exhausted
Edge layer, source-drain electrode layer；
On the direction perpendicular to the display panel, first inorganic layer, the gate insulating layer, the auxiliary insulating layer
Be D1 with the sum of the thickness of the interlayer insulating film, the barrier material layer with a thickness of D2, wherein D2 >=D1.
17. display panel according to claim 14, which is characterized in that
The display panel further include:
First inorganic layer is set close to the first polyimide layer of the one side of substrate；
First polyimide layer is set close to the second inorganic layer of the one side of substrate；
The material of the substrate includes polyimides.
18. display panel according to claim 1, which is characterized in that
The light emitting device layer includes multiple Organic Light Emitting Diodes；
The encapsulated layer is thin-film encapsulation layer, including the first inorganic encapsulated layer, organic encapsulation layer and the second inorganic encapsulated layer are described
Organic encapsulation layer is between the first inorganic encapsulated layer and the second inorganic encapsulated layer.
19. a kind of display device, which is characterized in that including according to claim 1-18 described in any item display panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811064281.1A CN109360899B (en) | 2018-09-12 | 2018-09-12 | Display panel and display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768185A (en) * | 2019-02-27 | 2019-05-17 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel |
| CN109860208A (en) * | 2019-02-28 | 2019-06-07 | 云谷（固安）科技有限公司 | Display panel motherboard, display panel and preparation method thereof |
| CN110556407A (en) * | 2019-08-30 | 2019-12-10 | 武汉天马微电子有限公司 | Display panel and display device |
| CN115331558A (en) * | 2022-08-23 | 2022-11-11 | 昆山国显光电有限公司 | Display panel, preparation method thereof and display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992263A (en) * | 2017-04-01 | 2017-07-28 | 上海天马微电子有限公司 | A kind of flexible display panels |
| CN106997930A (en) * | 2017-03-03 | 2017-08-01 | 上海天马有机发光显示技术有限公司 | Flexible display panels and display device |
| CN107863376A (en) * | 2017-12-11 | 2018-03-30 | 京东方科技集团股份有限公司 | A kind of flexible display substrates, display panel and display device |
| CN108039356A (en) * | 2017-11-21 | 2018-05-15 | 上海天马微电子有限公司 | The manufacture method of display panel, display device and display panel |
-
2018
- 2018-09-12 CN CN201811064281.1A patent/CN109360899B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106997930A (en) * | 2017-03-03 | 2017-08-01 | 上海天马有机发光显示技术有限公司 | Flexible display panels and display device |
| CN106992263A (en) * | 2017-04-01 | 2017-07-28 | 上海天马微电子有限公司 | A kind of flexible display panels |
| CN108039356A (en) * | 2017-11-21 | 2018-05-15 | 上海天马微电子有限公司 | The manufacture method of display panel, display device and display panel |
| CN107863376A (en) * | 2017-12-11 | 2018-03-30 | 京东方科技集团股份有限公司 | A kind of flexible display substrates, display panel and display device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109768185A (en) * | 2019-02-27 | 2019-05-17 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel |
| CN109860208A (en) * | 2019-02-28 | 2019-06-07 | 云谷（固安）科技有限公司 | Display panel motherboard, display panel and preparation method thereof |
| CN110556407A (en) * | 2019-08-30 | 2019-12-10 | 武汉天马微电子有限公司 | Display panel and display device |
| CN110556407B (en) * | 2019-08-30 | 2022-05-17 | 武汉天马微电子有限公司 | Display panel and display device |
| CN115331558A (en) * | 2022-08-23 | 2022-11-11 | 昆山国显光电有限公司 | Display panel, preparation method thereof and display device |
| CN115331558B (en) * | 2022-08-23 | 2023-07-25 | 昆山国显光电有限公司 | Display panel, preparation method thereof and display device |
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| CN109360899B (en) | 2020-11-03 |
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