CN109461761A - Flexible display panels and device - Google Patents
Flexible display panels and device Download PDFInfo
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- CN109461761A CN109461761A CN201811160988.2A CN201811160988A CN109461761A CN 109461761 A CN109461761 A CN 109461761A CN 201811160988 A CN201811160988 A CN 201811160988A CN 109461761 A CN109461761 A CN 109461761A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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Abstract
The present embodiments relate to field of display technology, disclose a kind of flexible display panels and the flexible display apparatus using the flexible display panels.In the present invention, flexible display panels include: the anode film layer of flexible base board and the multiple pixels being set on flexible base board；Anode film layer is formed with Stress decomposition structure, and the stress for being greater than the local film layer of preset value for at least partly area to the anode film layer is cut down, to reduce the stress build up of the anode film layer.The embodiment of the present invention is by cutting down the stress being greater than on the zonule of certain area in anode film layer, so as to reduce the stress build up of the subregion of larger area in anode film layer, it effectively prevent anode film layer to be broken, improves pixel intensity and product reliability.
Description
Technical field
The present embodiments relate to flexible display technologies field, in particular to a kind of flexible display panels and use are described soft
The flexible display apparatus of property display panel.
Background technique
With the development of display technology, display panel is widely used in the portable electronic products such as mobile phone, palm PC
In, especially flexible display screen, it is foldable with its, easy to carry, have a wide range of application, the viewing experience advantages such as more preferably increasingly by
To the favor of user, become the development trend of the following various intelligent display screens.Right existing flexible display panels are in bending
There are still biggish security risks.
At least there are the following problems in the prior art: Organic Light Emitting Diode (Organic at present for inventor's discovery
Light-Emitting Diode, OLED) etc. flexible display technologies in, the area of anode layer is larger, bending when hold
Easily there is anode fracture, causes partial pixel display area without aobvious, reduction pixel intensity.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of flexible display panels and using the soft of the flexible display panels
Property display device, by anode film layer be greater than certain area zonule on stress cut down, so as to reduce sun
The stress build up of the subregion of larger area in the film layer of pole, effectively prevent anode film layer to be broken, improve pixel intensity and
Product reliability.
In order to solve the above technical problems, the embodiment provides a kind of flexible display panels, comprising: flexible base board
And it is set to the anode film layer of multiple pixels on the flexible base board；The anode film layer is formed with Stress decomposition structure,
The stress for being greater than the local film layer of preset value for at least partly area to the anode film layer is cut down, to reduce institute
State the stress build up of anode film layer.
The embodiments of the present invention also provide a kind of flexible display apparatus, including foregoing flexible display panels.
The embodiment of the present invention in terms of existing technologies, forms Stress decomposition structure in the anode film layer of pixel, answers
The stress for the local film layer that power decomposition texture is used to be greater than preset value to the area in the anode film layer is cut down, so as to big
Width reduces the stress build up in the local film layer of the larger area in the anode film layer of pixel, and then can effectively prevent anode film layer
It is broken, improves the reliability of product.
As one embodiment, the value range of the preset value is the area of the anode film layerFrom
And the flexibility of anode film layer can be effectively improved in the case where not influencing signal transmission performance.
As one embodiment, the Stress decomposition structure includes a plurality of the first decomposition for being formed in the anode film layer
Seam；The local film layer that the area of the anode film layer is greater than the preset value all has part described first and decomposes seam；Multiple institutes
The first decomposition seam is stated in M row N column distribution in the anode film layer；Wherein, M, N are positive integer, and at least one of M, N are big
In 1.
As one embodiment, described first, which decomposes seam, includes multiple segmentations；The multiple segmentation is straight segmentation and extremely
There is tilt angle between few two straight segmentations.
As one embodiment, the anode film layer is rectangle, and the first decomposition seam includes: to be parallel to the anode film
The first level segmentation on one side of layer；It is vertical from the both ends that the first level is segmented to its upper and lower two sides vertically extending first
Segmentation；The two sides up and down of the first level segmentation are arranged in parallel in, and greater than described at a distance from first level segmentation
Second horizontal fragmentation of the first length being segmented vertically；And it is separately connected the second ipsilateral level of the first level segmentation
Segmentation and first the first angular sectors for being segmented vertically；Wherein, one end of second horizontal fragmentation is compared to its other end
Far from the described first vertical segmentation, one end of first angular sectors is connected to the described first vertical segmentation far from described first
One end of horizontal fragmentation, it is vertical far from described first that the other end of first angular sectors is connected to second horizontal fragmentation
One end of segmentation.
As one embodiment, M, N are all larger than 1；The length of the first level segmentation is greater than second horizontal fragmentation
Length, and adjacent rows first decompose seam the first angular sectors be staggered in the anode film layer so that
Smaller interval between the first adjacent angular sectors, further reduces the stress build up at this.
As one embodiment, the Stress decomposition structure further includes multiple second point be formed in the anode film layer
Solution seam；Multiple described second decompose the marginal belt that seam is distributed in the anode film layer；Wherein, the marginal belt is parallel to described
One horizontal fragmentation.
As one embodiment, described second, which decomposes seam, includes the second angular sectors；It is connected to second angular sectors
Close to the one end at the edge of the anode film layer, and penetrate through the second vertical segmentation at the edge of the anode film layer；It is connected to institute
State the third horizontal fragmentation of the one end at edge of second angular sectors far from the anode film layer；Wherein, it is decomposed with described second
The first angular sectors and second angular sectors for stitching the first adjacent decomposition seam are staggered in the anode film layer, thus
Stress build up can further be reduced.
As one embodiment, first angular sectors are parallel to each other with second angular sectors.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the schematic top plan view of the anode film layer of flexible display panels according to a first embodiment of the present invention；
Fig. 2 is the schematic cross-section of the anode film layer of flexible display panels according to a first embodiment of the present invention；
Fig. 3 is the schematic top plan view of the anode film layer of flexible display panels according to a second embodiment of the present invention；
Fig. 4 is the Stress decomposition schematic diagram of flexible display panels according to a second embodiment of the present invention；
Fig. 5 is the flow chart of the production method of flexible display panels according to a fourth embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Each embodiment be explained in detail.However, it will be understood by those skilled in the art that in various embodiments of the present invention
In, in order to make the reader understand this application better, many technical details are proposed.But even if without these technical details and
Based on the various changes and modifications of following embodiment, the application technical solution claimed also may be implemented.
It should be noted that the nouns of locality such as "upper", "lower" described in the embodiment of the present invention, "left", "right" are with attached drawing
Shown in angle come what is be described, be understood not to the restriction to the embodiment of the present invention.In addition, within a context, also needing
It is to be understood that can not only directly be formed when mentioning an element and being formed on another element "upper" or "lower"
In another element "upper", perhaps "lower" can also be indirectly formed by intermediary element in another element "upper" or "lower".
The first embodiment of the present invention is related to a kind of flexible display panels, can be applied to flexible display apparatus.The flexibility is aobvious
Show that panel includes: the anode film layer of flexible base board and the multiple pixels being set on flexible base board；Anode film layer, which is formed with, answers
Power decomposition texture, the stress for being greater than the local film layer of preset value for at least partly area to anode film layer are cut down, from
And reduce the stress build up of anode film layer, Stress decomposition structure for example take up an official post to anode film layer anticipate area be greater than preset value part
The stress of film layer is cut down, and can also have area to be greater than the localized membrane of preset value in some instances, in anode film layer
Layer does not cut down its stress using above-mentioned Stress decomposition structure, any sub-fraction film of local film layer, that is, anode film layer
Layer.
In the present embodiment, Stress decomposition structure includes but is not limited to use a plurality of gap, i.e., opens up in anode film layer more
Stress decomposition seam.Wherein, every Stress decomposition seam can be the biggish seam of length, i.e. slit, or length is lesser
Seam, i.e., short seam.Every Stress decomposition seam can be the seam of whole not inflection point, or can be the combination of multiple segmentations, be connected
May exist inflection point between the segmentation connect.The shape of seam can be vertical masonry joint, or the arc-shaped slit with certain radian, this reality
It applies example and these is not particularly limited.
Every Stress decomposition seam can play Stress decomposition to the anode membrane layer portion (i.e. local film layer) near it and make
With, the division mode of local film layer please refers to hereafter, thus, the density degree of seam can influence the bend resistance energy of anode film layer
Power, in other words, the anode film layer of existing single pixel are generally rectangular large area anode, and the stress of rectangular large area anode compared with
Greatly, so buckle resistance can be poor, it is easy to appear fracture, the present embodiment in anode film layer by forming a plurality of Stress decomposition
Seam is equivalent to and large area anode film layer is decomposed into anode film layer compared with small area by a plurality of Stress decomposition seam, after being decomposed
Anode film layer not be broken into multiple portions, remain as an entirety.Due to the stress of the lesser anode film layer of area
It is smaller, so its buckle resistance can be substantially improved, it is less prone to fracture.
In the present embodiment, Stress decomposition structure, that is, a plurality of Stress decomposition seam can be formed in a sun at predefined intervals
In the film layer of pole, so that the area of anode film layer, which is more than or equal in each local film layer of preset value, all has gap knot
Structure, and then the globality of each local film layer is destroyed, so that each part film layer all has stronger bending resistance.Citing and
Speech, the value range of preset value can be the area of anode film layerFor example, preset value can beAnode film
Arbitrary area is equivalent to it on layerLocal film layer on will have the gap, for example, can be by the area of entire anode film layer
15 parts are evenly divided into, and forms gap in every part of local film layer；And area is less than anode film layerLocal film layer
On, gap can not be formed；Preset value can beThe take up an official post area of meaning of anode film layer is equivalent to itLocal film layer on
It will have the gap, and area is less than anode film layerLocal film layer on, gap can not be formed.Wherein, preset value can be with
It can be carried out setting according to the buckle resistance energy of Sole anode film layer itself and buckle resistance actually required, the present embodiment is to it
Value is not particularly limited, such as preset value can also be greater than anode film level productI.e. in the local film layer of larger area
It forms gap or preset value might be less that anode film level productThat is the local film layer of more small area can also form seam
Gap.Referring to Fig. 1, preset value is, for example, 1/16th anode film level product.It will be seen from figure 1 that face in anode film layer
Product is equal shape in its 1/16th any one local film layer (membrane layer portion shown in the rectangular broken line frame of example as shown in figure 1)
At having the gap, i.e., Stress decomposition structure can cut down the stress in the part film layer, to reduce answering in the zonule
Power aggregation is also not easy in entire anode film layer when the stress build up in the relatively small area in anode film layer obtains improving
There is stress build up.
Fig. 1 and Fig. 2 is please referred to, anode film layer includes film layer ontology 10 and Stress decomposition structure.Wherein, film layer ontology
10 can be realized the film layer structure to crack to be any, and the present embodiment is not specifically limited this.For example, film layer ontology
10 may include the first sublayer 101, the second sublayer 102 and third being cascadingly set in flexible base board (not shown)
Layer 103.Wherein, the first sublayer 101 and third sublayer 103 be for example transparent indium tin oxide (Indium Tin Oxide,
ITO) conductive film layer, the second sublayer 102 are metal layer, i.e. film layer ontology 10 uses three layers of conductive film layer composite construction.It is so unlimited
In this, in some instances, film layer ontology 10 can also be metal and the hybrid conductive layer of transparent conductive film formation.Second son
Layer 102 makes for example, by using metallic silver, and the second sublayer 102 can be prepared using physical gas-phase deposition.In some examples
In son, when film layer ontology 10 is reflecting electrode film layer, which can be by silver (Ag), magnesium (Mg), aluminium (Al), platinum
(Pt), palladium (Pd), golden (Au), nickel (Ni), neodymium (Nd), iridium (Ir), chromium (Cr) or their mixture are formed, and indium oxide
Tin (ITO) transparent conductive film, indium-doped tin oxide (IZO), zinc oxide (ZnO) or indium oxide etc. can be formed in the reflecting electrode
In film layer.
In the present embodiment, anode film layer is, for example, rectangle, i.e., film layer ontology is rectangle, so without being limited thereto, in some examples
In, film layer ontology can also be the other shapes such as circle, pentagon.One film layer ontology can correspond to a pixel, Huo Zheduo
The corresponding pixel of a film layer ontology, i.e., the anode film layer of one pixel includes multiple film layer piecemeals, can on each film layer piecemeal
To be respectively formed Stress decomposition structure.
Stress decomposition structure can be formed on film layer ontology 10 by patterning process, wherein Stress decomposition structure
It can graphically be completed with the graphical of the anode film layer of each pixel using technique together, thus simplify process complexity, when
So, Stress decomposition structure can also be obtained using additional patterning process, patterning process for example, by using wet-etching technology,
The present embodiment is not specifically limited this.In practical applications, flexible display panels further include the picture being formed on flexible panel
Plain definition layer, and the luminescent layer being formed between pixel defining layer and anode film layer, luminescent layer are, for example, to be based on organic light emission
Luminescent layer and cathode layer of the display technology of diode or light emitting diode with quantum dots etc. etc., details are not described herein again.
In the present embodiment, Stress decomposition structure includes a plurality of the first decomposition seam 110 for being formed in anode film layer, anode film layer
Area be more than or equal to preset value local film layer all have part first decompose seam 110 (all having gap), it is a plurality of
First decomposes seam 110 in M row N column distribution in anode film layer, wherein M, N are positive integer, and at least one of M, N are greater than
1.In the present embodiment, the first quantity for decomposing seam 110 is, for example, 8, and is formed on film layer ontology 10 in two rows four column,
In, each column first decompose the distance between seam can be identical, certainly each so as to more uniformly decompose to anode film layer
Column first decompose the distance between seam and can also be different.Specifically, the first decomposition seam 110 may include multiple segmentations, Duo Gefen
Section can be to have tilt angle between straight segmentation and at least two straight segmentations, i.e., first decomposes seam to bend long vertical masonry joint.When
So, first seam or the long arc shape seam with inflection point are decomposed, bending long vertical masonry joint can preferably keep away compared to long arc shape seam
There is stress concentration in some point or certain line-like area for exempting from anode film layer.The present embodiment for first decompose seam quantity with
And shape is not specifically limited, in some instances, first decomposes seam can be segmented and the arc with certain radian to be straight
The combination of segmentation can also be arcuate segments, and the first quantity for decomposing seam can also be four, be formed in film in the column of a line four
It on layer ontology, or is six, it is in two rows of three to be formed on film layer ontology.It should be noted that in practical applications, stress
Decomposition texture also may include that multi-ring annular decomposes seam, and the present embodiment is not made to have for the shape and arrangement mode of decomposing seam
Body limitation.
It is described in detail below with reference to a kind of embodiment of the Fig. 1 to Stress decomposition structure therein.
Specifically, anode film layer is, for example, rectangle, and Stress decomposition structure includes 8 first decomposition seams 110, and first decomposes seam
110 include: the first level segmentation 1101 for being parallel to one side of anode film layer, from the both ends of first level segmentation 1101 to thereon
The segmentation 1102 vertically of lower two sides vertically extending first, is arranged in parallel in the two sides up and down of first level segmentation 1101, and with the
The distance of one horizontal fragmentation 1101 is greater than the second horizontal fragmentation 1103 of the length of the first vertical segmentation 1102, and is separately connected
First angular sectors of ipsilateral the second horizontal fragmentation 1103 and the first vertical segmentation 1102 of first level segmentation 1101
1104.Wherein, one end of the second horizontal fragmentation 1103 is compared to its other end far from the first vertical segmentation 1102, the first inclination point
One end of section 1104 is connected to first one end of vertical segmentation 1102 far from first level segmentation 1101, the first angular sectors 1104
The other end be connected to the one end of the second horizontal fragmentation 1103 far from the first vertical segmentation 1102.That is, single first decomposes seam 110
The second horizontal fragmentation of 1101, two second vertical segmentations 1102, two 1103 and two the are segmented including first level
Two angular sectors 1104, i.e., first decomposes seam to bend slit made of a plurality of straight piecewise combination.It should be noted that first point
The partial segments for solving seam can also use arcuate segments, and the present embodiment is not specifically limited this.Wherein, first level is segmented
1101 length is greater than the length of the second horizontal fragmentation 1103, the length of the first length being segmented vertically and first level segmentation 1101
Degree can be roughly the same, can also design according to actual needs.The length for each segmentation that the present embodiment decomposes seam 110 for first
Degree is not specifically limited.
It is noted that the length of first level segmentation 1101 is greater than the second horizontal fragmentation 1103 in the present embodiment
Length, and the first angular sectors 1104 of the decomposition of adjacent rows first seam 110 are staggered in anode film layer, so that adjacent
Angular sectors between smaller interval.
It should be noted that the anode film layer where it is not broken into multiple by Stress decomposition structure in the present embodiment
Become for part, the i.e. electric conductivity of anode film layer, such as anode film layer of the resistivity compared to not set Stress decomposition structure
Change less, and the edge of anode film layer can still reserve biggish region and the driving circuit of flexible display panels connects, driving electricity
For example, by using thin film transistor (TFT), therefore in flexible display panels, the signal transmission performance of pixel is barely affected on road.
The present embodiment is in terms of existing technologies, by forming Stress decomposition structure in anode film layer, i.e., a plurality of to answer
Power decomposes seam, to decompose by a plurality of Stress decomposition seam to the large area anode film layer of pixel, that is, has blocked folding force
Transmitting in large area anode film layer, to reduce (specific compared with the stress build up of the subregion of small area in anode film layer
Effect analysis please refers to hereafter), and then the risk in anode film layer cracking and crack is reduced, improve the use of flexible display panels
Service life, while can also improve the adhesion strength of organic luminous layer Yu anode film layer, prevent anode film layer from falling off.
The second embodiment of the present invention is related to a kind of flexible display panels.Second embodiment is on the basis of first embodiment
Improvement is made, is mainly theed improvement is that: in a second embodiment, a plurality of second is increased in Stress decomposition structure and is decomposed
Seam decomposes the combination that seam decomposes seam with a plurality of first by a plurality of second, can preferably decompose to anode film layer, thus
Further increase the flexibility of flexible display panels.
Specifically, referring to Fig. 3, in the present embodiment, Stress decomposition structure includes a plurality of be formed in anode film layer
One decomposes seam 110 and a plurality of the second decomposition seam 111 being formed in anode film layer, wherein first decomposes the structural example of seam 110
Such as identical as the structure of the first decomposition seam of first embodiment, details are not described herein again.
A plurality of second decomposes the marginal belt that seam 111 is for example distributed in anode film layer, wherein marginal belt is parallel to first level
Segmentation 1101.Second, which decomposes seam 111, includes the second angular sectors 1111, is connected to the second angular sectors 1111 close to anode film layer
Edge one end and penetrate through anode film layer edge the second vertical segmentation 1112, it is remote to be connected to the second angular sectors 1111
The third horizontal fragmentation 1113 of the one end at the edge from anode film layer, wherein decompose the first adjacent decomposition of seam 111 with second and stitch
110 the first angular sectors 1104 and the second angular sectors 1111 are staggered in anode film layer.Pass through more a plurality of angular sectors
(i.e. four the first angular sectors 1104 and four the second angular sectors 1111) are staggered, can be further to arrangement
Anode film layer at position is decomposed.In the present embodiment, the first angular sectors 1104 and the second angular sectors 1111 are mutually flat
Row, so without being limited thereto, in some instances, the first angular sectors 1104 can also be not parallel with the second angular sectors 1111.The
One angular sectors 1104 are arranged in parallel with the second angular sectors 1111, are conducive to more uniformly decompose anode film layer.
The present embodiment decomposes seam by a plurality of first and a plurality of second decomposition seam integrally carries out more into one anode film layer
Step ground decomposes, i.e., so that the interval between stitching and stitching on anode film layer is smaller and more uniform, so that external force is in anode film layer
Uploading sowing time can repeatedly be decomposed, and then can be reached more preferably stress with quick disappearance and be concentrated improvement.
Below with reference to Fig. 4, the bending resistance of the anode film layer in the flexible display panels described in first and second embodiment
Folding endurance, which can be carried out, to be described as follows.
When flexible display panels are by bend external power perhaps distortion power, anode film layer is for example by folding force or torsion
Bent power F, the directed force F are propagated in anode film surface, and due to Stress decomposition structure specific in anode film layer, power F is being propagated
The Stress decomposition seam that can be encountered in the process is truncated or decomposes in film layer around, and again by the stress in film layer around
It decomposes to stitch successively to be successively decreased and spread through sex intercourse, finally folding force is disappeared.Specifically, power F in the air, meet by the power upwardly propagated
F1 ', F2 ', F3 ' are for example broken down into right angle gap, wherein F2 ', F3 ' are smaller, and F1 ' is larger, and F1 ' is in communication process
When encountering perpendicular vertical masonry joint again, such as it is broken down into lesser power F4 ' again and continues to propagate, until disappearing；It passes downwards
When the power broadcast encounters the Stress decomposition seam of lower section, it is broken down into F1 and F2, F2, which continues to propagate, to be encountered Stress decomposition seam and be decomposed
For smaller F3, F1 continue propagate encounter Stress decomposition seam be broken down into lesser F4, F5, until the power propagated downwards finally disappears
It loses.Above it can be found that folding force is during propagation, often encounter Stress decomposition seam blocking can be broken down into it is smaller
Power, correspondingly, the reaction force of the folding force, i.e. stress can be also cut in.First and second embodiment pass through in anode film
A plurality of Stress decomposition seam is formed on layer may make that power is more during transmitting in this way so that the interval between seam and seam is smaller
It is secondary to be decomposed, to rapidly disappear, and then play the role of reducing stress concentration.
Third embodiment of the invention is related to a kind of flexible display apparatus, which includes such as first or second
Flexible display panels described in embodiment.The flexible display apparatus can be applied to be equipped in the electronic equipment of display.Electronics
Equipment can be smart phone, tablet computer, media player, watch equipment, pendant equipment, headphone or earplug and set
Standby, game station, navigation equipment etc., the present embodiment are not particularly limited the type of electronic equipment.
Fourth embodiment of the invention is related to a kind of production method of flexible display panels, as shown in figure 5, the present embodiment is soft
The production method of property display panel includes step 501 to step 502.The structure for the flexible display panels that the present embodiment is prepared
Please continue to refer to the description of Fig. 1 or Fig. 3 and first or second embodiment, details are not described herein again.
Step 501: a flexible base board is provided.
Step 502: forming the anode film layer of multiple pixels on flexible substrates.
Wherein, anode film layer is formed with Stress decomposition structure, be greater than for at least partly area to anode film layer or
Stress equal to the sub- film layer of preset value is cut down, to reduce the stress build up of anode film layer.
In practical applications, the Stress decomposition structure in multiple anode film layers and each anode film layer can pass through and scheme together
Shape chemical industry skill is prepared, so as to save cost.
The present embodiment is in terms of existing technologies, by forming Stress decomposition structure in anode film layer, i.e., a plurality of to answer
Power decomposes seam, to decompose by a plurality of Stress decomposition seam to the large area anode film layer of pixel, that is, has blocked folding force
Transmitting in large area anode film layer, to reduce (specific compared with the stress build up of the subregion of small area in anode film layer
Effect analysis please refers to hereafter), and then the risk in anode film layer cracking and crack is reduced, improve the use of flexible display panels
Service life, while can also improve the adhesion strength of organic luminous layer Yu anode film layer, prevent anode film layer from falling off.
It is not difficult to find that the present embodiment is production method embodiment corresponding to those in the first embodiment, the present embodiment can be with the
One or second embodiment work in coordination implementation.First or second embodiment in the relevant technical details mentioned in the present embodiment
In still effectively, in order to reduce repetition, which is not described herein again.Correspondingly, the relevant technical details mentioned in the present embodiment can also
Using in the first embodiment.
The step of various methods divide above, be intended merely to describe it is clear, when realization can be merged into a step or
Certain steps are split, multiple steps are decomposed into, as long as including identical logical relation, all in the protection scope of this patent
It is interior；To adding inessential modification in algorithm or in process or introducing inessential design, but its algorithm is not changed
Core design with process is all in the protection scope of the patent.
It will be understood by those skilled in the art that the various embodiments described above are realization specific embodiments of the present invention, and
In practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (10)
1. a kind of flexible display panels characterized by comprising flexible base board and be set to multiple on the flexible base board
The anode film layer of pixel；
The anode film layer is formed with Stress decomposition structure, is greater than or waits for at least partly area to the anode film layer
It is cut down in the stress of the local film layer of preset value, to reduce the stress build up of the anode film layer.
2. flexible display panels according to claim 1, which is characterized in that the value range of the preset value is the sun
The area of pole film layer
3. flexible display panels according to claim 1 or 2, which is characterized in that the Stress decomposition structure includes more
Item is formed in the first decomposition seam of the anode film layer；The local film layer that the area of the anode film layer is greater than the preset value is equal
Seam is decomposed with part described first；
Multiple described first decompose seam in M row N column distribution in the anode film layer；Wherein, M, N are positive integer, and in M, N
At least one is greater than 1.
4. flexible display panels according to claim 3, which is characterized in that described first, which decomposes seam, includes multiple segmentations；
The multiple segmentation is to have tilt angle between straight segmentation and at least two straight segmentations.
5. flexible display panels according to claim 4, the anode film layer is rectangle, and described first, which decomposes seam, includes:
It is parallel to the first level segmentation on one side of the anode film layer；
From the both ends that the first level is segmented to its upper and lower segmentation vertically of two sides vertically extending first；
The two sides up and down of first level segmentation are arranged in parallel in, and are greater than at a distance from first level segmentation described the
Second horizontal fragmentation of one length being segmented vertically；And
It is separately connected the second ipsilateral horizontal fragmentation of first level segmentation and the first inclination point that first is segmented vertically
Section；
Wherein, compared to its other end far from the described first vertical segmentation, described first inclines for one end of second horizontal fragmentation
The one end being tiltedly segmented is connected to described first vertical one end for being segmented separate first level segmentation, first angular sectors
The other end be connected to one end that second horizontal fragmentation is segmented vertically far from described first.
6. flexible display panels according to claim 5, which is characterized in that M, N are all larger than 1；The first level segmentation
Length be greater than second horizontal fragmentation length, and adjacent rows first decompose seam the first angular sectors be staggered in
The anode film layer.
7. flexible display panels according to claim 6, which is characterized in that the Stress decomposition structure further includes multiple shapes
Seam is decomposed at second in the anode film layer；
Multiple described second decompose the marginal belt that seam is distributed in the anode film layer；Wherein, the marginal belt is parallel to described
One horizontal fragmentation.
8. flexible display panels according to claim 7, which is characterized in that described second, which decomposes seam, includes the second inclination point
Section；
Second angular sectors are connected to close to the one end at the edge of the anode film layer, and penetrate through the side of the anode film layer
The vertical segmentation of the second of edge；
It is connected to the third horizontal fragmentation of the one end at edge of second angular sectors far from the anode film layer；
Wherein, the first adjacent the first angular sectors for decomposing seam of seam are decomposed with described second to interlock with second angular sectors
It is arranged in the anode film layer.
9. flexible display panels according to claim 8, which is characterized in that first angular sectors incline with described second
Tiltedly segmentation is parallel to each other.
10. a kind of flexible display apparatus, which is characterized in that including Flexible Displays face as claimed in any one of claims 1-9 wherein
Plate.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0778690A (en) * | 1993-09-10 | 1995-03-20 | Idemitsu Kosan Co Ltd | Organic el element and display with it |
| CN101185175A (en) * | 2005-05-31 | 2008-05-21 | 皇家飞利浦电子股份有限公司 | Flexible display device |
| CN104600091A (en) * | 2013-10-31 | 2015-05-06 | 乐金显示有限公司 | Organic light emitting display device and method for manufacturing the same |
| CN204333042U (en) * | 2014-12-24 | 2015-05-13 | 上海天马有机发光显示技术有限公司 | A kind of organic light-emitting diode packaging structure and organic electroluminescence display panel |
| CN105789262A (en) * | 2016-04-29 | 2016-07-20 | 京东方科技集团股份有限公司 | Flexible display substrate and manufacturing method thereof, and flexible display device |
| CN106205394A (en) * | 2016-09-05 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of flexible display panels, display device and manufacture method |
| US20170250242A1 (en) * | 2016-02-25 | 2017-08-31 | Japan Display Inc. | Display device |
| CN108257971A (en) * | 2016-12-27 | 2018-07-06 | 昆山工研院新型平板显示技术中心有限公司 | Flexible display apparatus and its manufacturing method |
| CN108334215A (en) * | 2017-01-20 | 2018-07-27 | 京东方科技集团股份有限公司 | A kind of flexibility touch panel and display device |
-
2018
- 2018-09-30 CN CN201811160988.2A patent/CN109461761A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0778690A (en) * | 1993-09-10 | 1995-03-20 | Idemitsu Kosan Co Ltd | Organic el element and display with it |
| CN101185175A (en) * | 2005-05-31 | 2008-05-21 | 皇家飞利浦电子股份有限公司 | Flexible display device |
| CN104600091A (en) * | 2013-10-31 | 2015-05-06 | 乐金显示有限公司 | Organic light emitting display device and method for manufacturing the same |
| CN204333042U (en) * | 2014-12-24 | 2015-05-13 | 上海天马有机发光显示技术有限公司 | A kind of organic light-emitting diode packaging structure and organic electroluminescence display panel |
| US20170250242A1 (en) * | 2016-02-25 | 2017-08-31 | Japan Display Inc. | Display device |
| CN105789262A (en) * | 2016-04-29 | 2016-07-20 | 京东方科技集团股份有限公司 | Flexible display substrate and manufacturing method thereof, and flexible display device |
| CN106205394A (en) * | 2016-09-05 | 2016-12-07 | 京东方科技集团股份有限公司 | A kind of flexible display panels, display device and manufacture method |
| CN108257971A (en) * | 2016-12-27 | 2018-07-06 | 昆山工研院新型平板显示技术中心有限公司 | Flexible display apparatus and its manufacturing method |
| CN108334215A (en) * | 2017-01-20 | 2018-07-27 | 京东方科技集团股份有限公司 | A kind of flexibility touch panel and display device |
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Application publication date: 20190312 |