CN109148546A - Extensible OLED screen body and its manufacture craft - Google Patents
Extensible OLED screen body and its manufacture craft Download PDFInfo
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- CN109148546A CN109148546A CN201811059555.8A CN201811059555A CN109148546A CN 109148546 A CN109148546 A CN 109148546A CN 201811059555 A CN201811059555 A CN 201811059555A CN 109148546 A CN109148546 A CN 109148546A
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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
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
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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
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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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
- H10K59/131—Interconnections, e.g. wiring lines or terminals
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Abstract
The application is provided with a kind of extensible OLED screen body and its manufacture craft, in the structure of extensible OLED screen body, is set with double elastic layers, it may be assumed that the first elastic layer and the second elastic layer, double elastic layers are used as substrate to have extensible characteristic；In addition, also having additional link block thereon, on the one hand, it can be connected with plain conductor constitutes conduction region, so that OLED light-emitting block is connected with external electrode；On the other hand, position be defined and its be distributed in around OLED light-emitting block, therefore its can OLED screen body extend during the position of OLED light-emitting block is defined, protect OLED light-emitting block.In the manufacture craft of extensible OLED screen body, the specific steps that can obtain above-mentioned extensible OLED screen body structure are provided.
Description
Technical field
The present disclosure relates generally to electronical display and lighting technical fields, and in particular to a kind of extensible OLED screen body and its system
Make technique.
Background technique
Organic Light Emitting Diode (OLED), principle of luminosity is: organic semiconducting materials and luminescent dye are in external circuit
Effect is lower to be shone by carrier injection and compound generate, this more now widely used liquid crystal display skill of solid luminescent technology
Art has self-luminous, and operating temperature range is big, easily makes the advantages that thin, therefore the extensive concern by insider.In addition, organic
Light emitting diode (OLED), also because its face shines and ultra-thin feature, for LCD technology, wearable and soft
Property using upper with the obvious advantage.
But flexible OLED screen body is prepared usually in plastic supporting base or metal foil in the prior art, but plastics and metal
Foil stretch performance is not superior, therefore extensible circuit or screen body be usually using materials such as PDMS or TPU as substrate, but in order to prevent
Conducting wire or device are damaged in stretching process by stress, and circuit or screen body are divided into elastic region and rigid region often to realize not
Equidirectional extensibility, manufacture craft is cumbersome, and structure is complicated for production finished product, it would be highly desirable to improve.
Summary of the invention
In a first aspect, in view of drawbacks described above in the prior art or deficiency, be intended to provide it is a kind of compared to the prior art and
Speech, structure is simpler, the economic and extensible OLED screen body that is easy to implement.
A kind of extensible OLED screen body, comprising: underlying first elastic layer, it is several to be set on the first elastic layer
Luminous zone and the second elastic layer bonded above luminous zone and with the first elastic layer, luminous zone；On first elastic layer
The external polarity of several conduction regions of interval setting and two adjacent conduction regions is on the contrary, each luminous zone is distributed in two adjacent conduction regions
Between；Each conduction region includes: to be led between several link blocks being distributed in around luminous zone and two adjacent link blocks by metal
Line connection；The luminous zone includes: several OLED light-emitting blocks and the OLED light-emitting block passes through with surrounding link block respectively
Plain conductor connection；All OLED light-emitting blocks and link block form rigid region；Remaining position is on first elastic layer
Elastic region.
According to technical solution provided by the embodiments of the present application, further includes: the offset filling part of several elastic materials, it is described disconnected
Poor filling part be distributed between OLED light-emitting block and surrounding link block and two adjacent link blocks between.
According to technical solution provided by the embodiments of the present application, the offset filling part top sides edge and the link block top
Xiang Qi.
According to technical solution provided by the embodiments of the present application, the plain conductor is S type or N type junction structure and its material are as follows:
Ag, Al, Au, Cu are made by the coating of carbon nanotubes, graphene or nano-silver thread.
According to technical solution provided by the embodiments of the present application, OLED light-emitting block array on first elastic layer is arranged
Cloth and its shape are one or more of circle, triangle, quadrangle, hexagon, polygon.
According to technical solution provided by the embodiments of the present application, the OLED light-emitting block (5) is in regular quadrangle and each conduction
The quantity of link block is 2n+2 in area (n is the quantity of OLED light-emitting block, in which: n=1,2 ...).
According to technical solution provided by the embodiments of the present application, the OLED light-emitting block (5) is in regular hexagon and each conduction
The quantity of link block is 3n+2 in area (n is the quantity of OLED light-emitting block, in which: n=1,2 ...).
Second aspect, in view of drawbacks described above in the prior art or deficiency, be intended to provide it is a kind of compared to the prior art and
Speech, the manufacture craft of the easier extensible OLED screen body of production process.
A kind of manufacture craft of extensible OLED screen body, specifically comprises the following steps:
S1: production polyimide substrate: polyimide solution is coated on carrier, and processing liquid polyimides keeps it solid
It is melted into film, obtains polyimide substrate；
S2: the production of OLED light-emitting block production luminous zone: is completed on polyimide substrate；
S3: removing carrier: polyimide substrate is detached from the carrier；
S4: polyimide substrate the first elastic layer of fitting: is attached to the first elastic layer and therebetween bonding；
S5: production conduction region: making link block on first elastic layer, obtains conduction region, each luminous zone distribution
Between adjacent conduction region, it is connected block and surrounds；
S6: graphical polyimide substrate: the polyimide substrate on the first elastic layer on elastic region is removed；
S7: plain conductor is prepared: by plain conductor preparation on the first elastic layer, OLED light-emitting block and surrounding connection
It is connected between block by plain conductor；Access is formed by plain conductor between each conduction region；
S7: the second elastic layer of fitting: the second elastic layer and first elastic layer, luminous zone are bonded.
It further include following steps: S6-S7 between S6 and S7 according to technical solution provided by the embodiments of the present application: preparation
Offset filling part: offset filling part, the offset filling part are prepared between the OLED light-emitting block and surrounding link block
Height it is identical as the height between the link block.
According to technical solution provided by the embodiments of the present application, in S1, keep liquid polyamides sub- by UV solidification, roasting procedure
Amine curing film forming.
According to technical solution provided by the embodiments of the present application, in S5, cutting or light are connect by cold laser cutting, electron beam
The mode at quarter removes the polyimide substrate on the first elastic layer on elastic region.
According to technical solution provided by the embodiments of the present application, in S7, by silk-screen printing or it is deposited plain conductor system
For on the first elastic layer.
In conclusion the application is provided with a kind of extensible OLED screen body and its manufacture craft, in extensible OLED screen body
Structure in, be set with double elastic layers, it may be assumed that the first elastic layer and the second elastic layer, double elastic layers are used as substrate to have can
The characteristic of stretching, extension；In addition, also having additional link block thereon, on the one hand, it can be connected with plain conductor constitutes conduction region, so that
OLED light-emitting block is connected with external electrode；On the other hand, position be defined and its be distributed in around OLED light-emitting block,
Therefore it can be defined the position of OLED light-emitting block during OLED screen body extends, so that OLED screen body extends across
Journey stress distribution is uniform, effectively to avoid causing to damage to plain conductor.In the manufacture craft of extensible OLED screen body, mention
The specific steps of above-mentioned extensible OLED screen body structure are supplied can to obtain.
In the above-mentioned technical solutions, the external electrode polarity in adjacent conductive area is on the contrary, between adjacent luminous zone or shared
Anode or common cathode, to be matched with conduction region, therefore adjacent luminous zone OLED is positive sets structure and inverted structure respectively, this
Kind design realizes can still drive to the electric current of each light-emitting block, and be suitable for large-sized stretchable screen body.
In addition, in above-mentioned technical proposal further include: the offset filling part of several elastic materials, the offset filling part distribution
Between OLED light-emitting block and surrounding link block and between two adjacent link blocks.This designs the system for enabling to plain conductor
Standby process is simpler, in addition, offset filling part sheet can also help OLED screen in this present embodiment as elastic material
The stretching process of body.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of vertical view figure structure schematic representation (embodiment one) of extensible OLED screen body of the application；
Fig. 2 is the structural schematic diagram (OLED light-emitting block example one) in Fig. 1 at A-A；
Fig. 3 is a kind of structural schematic diagram of OLED light-emitting block in Fig. 2；
Fig. 4 is another structural schematic diagram of OLED light-emitting block in Fig. 2；
Fig. 5 is the structural schematic diagram (OLED light-emitting block example two) in Fig. 1 at A-A；
Fig. 6 is a kind of structural schematic diagram of OLED light-emitting block in Fig. 4；
Fig. 7 is another structural schematic diagram of OLED light-emitting block in Fig. 4；
Fig. 8 is a kind of vertical view figure structure schematic representation (regular hexagon) of extensible OLED screen body of the application；
Fig. 9 is the structural schematic diagram (plain conductor trend) in Fig. 1 at A-A；
Figure 10 is the structural schematic diagram (offset filling part) in Fig. 1 at A-A.
Figure label:
1, the first elastic layer；2, the second elastic layer；3, plain conductor；4, link block；5, OLED light-emitting block；6, substrate；7,
First electrode；8, luminescent layer；9, second electrode；10, external anode；11, external cathode；12, insulating layer；13, offset filling part.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one:
Please refer to a kind of extensible OLED screen body disclosed in Fig. 1.
The extensible OLED screen body, comprising: underlying first elastic layer 1, it is several to be set on the first elastic layer 1
Luminous zone and above luminous zone and with the first elastic layer 1, luminous zone bond the second elastic layer 2.
Wherein:
First elastic layer 1 can conveniently be bonded the components such as luminous zone as lower layer's elastic backing on it.
Luminous zone, the key feature in the present embodiment, for realizing the light-emitting function of extensible OLED screen body.
Second elastic layer 2 can bond luminous zone and the first elastic layer 1 as upper layer elastic backing, close extensible
The overall structure of OLED screen body.
The first elastic layer and the second elastic layer, have extensible characteristic in above structure.
Specifically, the external polarity phase that several conduction regions and two adjacent conduction regions are set is spaced on first elastic layer 1
Instead, each luminous zone is distributed between two adjacent conduction regions；As shown in Figure 1.
Each conduction region includes: to pass through gold between several link blocks 4 being distributed in around luminous zone and two adjacent link blocks 4
Belong to conducting wire connection；The luminous zone include: several OLED light-emitting blocks 5 and the OLED light-emitting block 5 respectively with surrounding connection
Block 4 is connected by plain conductor 3.
In the present embodiment, link block, on the one hand, it can be connected with plain conductor constitutes conduction region, so that OLED is sent out
Light block is connected with external electrode；On the other hand, position be defined and its be distributed in around OLED light-emitting block, therefore
During OLED screen body extends, the relative displacement of link block can be limited in the smallest amplitude, to shine to OLED
The position of block is defined, so that the stretching process stress distribution of OLED screen body is uniform, effectively to avoid making plain conductor
At damage.
As shown in Figure 1, light-emitting block a, light-emitting block b and light-emitting block c be respectively in two adjacent and opposite polarity conduction regions it
Between, in which: light-emitting block a and light-emitting block b common cathode；And light-emitting block b and light-emitting block c common anode；It is described to realize this structure
Light-emitting block a and light-emitting block b is positive respectively sets structure or inverted structure, and vice versa.
The light-emitting block b and light-emitting block c is positive respectively sets structure or inverted structure, and vice versa.
Based on above-mentioned design, all OLED light-emitting blocks 5 and link block 4 form rigid region；On first elastic layer 1
Remaining position is elastic region.Specific in use, rigid region does not have extension characteristics, and elastic region has extension characteristics.
In above-mentioned design, the structure of the OLED light-emitting block is not limited, structure as shown in Figure 3, or such as Fig. 5 institute
The structure shown all may be used.
Fig. 2 and Fig. 3 are please referred to, which show the topology examples one of OLED light-emitting block.
The OLED light-emitting block includes: substrate 6, the first electrode being formed on substrate 7 and external cathode 11, is formed in
Luminescent layer 8 on one electrode 7, the second electrode 9 being formed on luminescent layer 8；It is set between the first electrode 7 and external cathode 11
There is insulating layer 12；The second electrode 9 is overlapped with the external cathode 11；Far from the external cathode in the first electrode 7
External anode 10 is formed on 11 one end.
Wherein: first electrode 7, generally transparent conductive oxide, preferably tin indium oxide (ITO)；External anode 10 and outer
Portion's cathode 11 is by using metal material, and one or more, single-layer or multi-layer can all be met the requirements；Second electrode generallys use gold
Belong to material, such as Al, Mg, Ca etc. is one or more to be prepared by vapor deposition.
Referring to FIG. 4, in this example, luminescent layer extends to outside it discloses the topology example two of OLED light-emitting block
Cathode plays the role of insulation, and so there is no need to individually designed insulating layers, therefore the preparation section of OLED light-emitting block is more simple, is convenient for
It promotes and is applicable in.
Fig. 5 and Fig. 6 are please referred to, which show the topology examples three of OLED light-emitting block.
With the topology example one, two of OLED light-emitting block the difference is that the position of insulating layer 12.
The OLED light-emitting block includes: substrate 6, the first electrode being formed on substrate 7, is formed in first electrode 7
Luminescent layer 8, external anode 10 and insulating layer 12, for being formed in the external cathode 11 of insulating layer 12 and being formed on luminescent layer 8
Two electrodes 9；The second electrode 9 is overlapped with the external cathode 11；The luminescent layer 8 is located at the first electrode 7 center, institute
It states external anode 10 and insulating layer 12 is distributed in 8 two sides of luminescent layer.
Based on said structure design, the trend of plain conductor 3 in embodiment 1 is as shown in figure 9, move towards design such
In, there are offset between OLED light-emitting block 5, link block 4 and the first elastic layer 1, the process of the preparation of plain conductor is just more
Add complexity, in addition, complicated moves towards design, will also constrain the stretching process of the OLED screen body in the present embodiment.
Referring to FIG. 7, in this example, luminescent layer extends to outside it discloses the topology example four of OLED light-emitting block
Cathode plays the role of insulation, and so there is no need to individually designed insulating layers, therefore the preparation section of OLED light-emitting block is more simple, is convenient for
It promotes and is applicable in.
Referring to Fig. 10, in any preferred embodiment, further includes: the offset filling part 13 of several elastic materials, institute
State offset filling part 13 be distributed between the OLED light-emitting block 5 and surrounding link block 4 and two adjacent link blocks 4 it
Between.For the trend of plain conductor shown in Fig. 9, based on this design, offset filling part 13 can make the OLED up
Offset between light-emitting block 5, link block 4 and the first elastic layer 1 between existing offset and two adjacent link blocks, can make
Plain conductor preparation process it is simpler, in addition, offset filling part 13 as elastic material, can also facilitate this
The stretching process of OLED screen body in embodiment.
In any preferred embodiment, 13 top sides of offset filling part are along mutually neat with 4 top of link block.
In any preferred embodiment, the plain conductor 3 is S type or N type junction structure and its material are as follows: Ag, Al, Au,
Cu is made by the coating of carbon nanotubes, graphene or nano-silver thread.
Based on above-mentioned design, in the drawing process of OLED screen body, the plain conductor 3 of S type structure or N type junction structure can drop
The low destruction for stretching example for plain conductor.
When plain conductor is made by the coating of carbon nanotubes, graphene or nano-silver thread, the nanometer bed of material is folded or netted friendship
It knits and makes have stretchable characteristic.
In any preferred embodiment, the OLED light-emitting block 5 array arrangement and its shape on first elastic layer 1
Shape is one or more of circle, triangle, quadrangle, hexagon, polygon.
In any preferred embodiment, the OLED light-emitting block 5 is in link block 4 in regular quadrangle and each conduction region
Quantity is 2n+2 (n is the quantity of OLED light-emitting block, in which: n=1,2 ...).
As shown in Figure 1, OLED light-emitting block 5 is in regular quadrangle structure, and if n is the quantity of OLED light-emitting block, in the present embodiment,
The unilateral link block of monolithic OLED light-emitting block 5 is two, can effectively guarantee brightness uniformity.
In any preferred embodiment, the OLED light-emitting block 5 is in link block 4 in regular hexagon and each conduction region
Quantity is 3n+2 (n is the quantity of OLED light-emitting block, in which: n=1,2 ...).
As shown in figure 8, OLED light-emitting block 5 is in regular hexagon, hexagon OLED light-emitting block passes through plain conductor, surrounding
Link block is connect with external electrode, wherein three sides connect outer positive electrode, three sides connect outer negative electrode, ensure that brightness uniformity；
This arrangement can effectively improve screen volumetric pixel density.
In any preferred embodiment, the link block 4 is triangle, rectangular or trapezoidal.
In any preferred embodiment, the first elastic layer 1 and the second elastic layer 2 are PDMS or TPU material.
Embodiment two:
A kind of manufacture craft of extensible OLED screen body, specifically comprises the following steps:
S1: production polyimide substrate: polyimide solution is coated on carrier, and processing liquid polyimides keeps it solid
It is melted into film, obtains polyimide substrate；
S2: the production of OLED light-emitting block production luminous zone: is completed on polyimide substrate；
S3: removing carrier: polyimide substrate is detached from the carrier；
S4: polyimide substrate the first elastic layer of fitting: is attached to the first elastic layer and therebetween bonding；
S5: production conduction region: making link block on first elastic layer, obtains conduction region, each luminous zone distribution
Between adjacent conduction region, it is connected block and surrounds；
S6: graphical polyimide substrate: the polyimide substrate on the first elastic layer on elastic region is removed；
S7: plain conductor is prepared: by plain conductor preparation on the first elastic layer, OLED light-emitting block and surrounding connection
It is connected between block by plain conductor；Access is formed by plain conductor between each conduction region；
S7: the second elastic layer of fitting: the second elastic layer and first elastic layer, luminous zone are bonded.
Further include following steps: S6-S7 between S6 and S7 in any preferred embodiment: preparing offset filling
Portion: preparing offset filling part between the OLED light-emitting block and surrounding link block, the height of the offset filling part with
Height between the link block is identical.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. a kind of extensible OLED screen body, it is characterised in that: it include: underlying first elastic layer (1), it is several to be set to
Luminous zone on posterior limiting (1) and the second elastic layer above luminous zone and with the first elastic layer (1), luminous zone bonding
(2)；
The external polarity of several conduction regions of interval setting and two adjacent conduction regions is on the contrary, each hair on first elastic layer (1)
Light area is distributed between two adjacent conduction regions；Each conduction region include: several link blocks (4) being distributed in around luminous zone and
It is connected between two adjacent link blocks (4) by plain conductor；The luminous zone includes: several OLED light-emitting blocks (5) and described
OLED light-emitting block (5) is connect with surrounding link block (4) by plain conductor (3) respectively；All OLED light-emitting blocks (5)
Rigid region is formed with link block (4)；Remaining position is elastic region on first elastic layer (1).
2. a kind of extensible OLED screen body according to claim 1, it is characterised in that: further include: several elastic materials
Offset filling part (13), the offset filling part (13) be distributed between OLED light-emitting block (5) and surrounding link block (4) and
Between two adjacent link blocks (4).
3. a kind of extensible OLED screen body according to claim 2, it is characterised in that: at the top of the offset filling part (13)
Edge and the link block (4) top are mutually neat.
4. a kind of extensible OLED screen body according to any one of claims 1 to 3, it is characterised in that: the plain conductor
It (3) is S type or N type junction structure and its material are as follows: Ag, Al, Au, Cu are coated with production by carbon nanotubes, graphene or nano-silver thread
It forms.
5. a kind of extensible OLED screen body according to any one of claims 1 to 3, it is characterised in that: the OLED shines
Block (5) array arrangement and its shape on first elastic layer (1) are circle, triangle, quadrangle, hexagon, polygon
One or more of.
6. a kind of extensible OLED screen body according to claim 1 or 2, it is characterised in that: the OLED light-emitting block (5) is in
In regular quadrangle and each conduction region the quantity of link block (4) be 2n+2 (n is the quantity of OLED light-emitting block, in which: n=1,
2……)。
7. a kind of extensible OLED screen body according to claim 1 or 2, it is characterised in that: the OLED light-emitting block (5) is in
In regular hexagon and each conduction region the quantity of link block (4) be 3n+2 (n is the quantity of OLED light-emitting block, in which: n=1,
2……)。
8. a kind of manufacture craft of extensible OLED screen body, it is characterised in that: specifically comprise the following steps:
S1: production polyimide substrate: polyimide solution is coated on carrier, and processing liquid polyimides is solidified into it
Film obtains polyimide substrate；
S2: the production of OLED light-emitting block production luminous zone: is completed on polyimide substrate；
S3: removing carrier: polyimide substrate is detached from the carrier；
S4: polyimide substrate the first elastic layer of fitting: is attached to the first elastic layer and therebetween bonding；
S5: production conduction region: link block is made on first elastic layer, obtains conduction region, each luminous zone is distributed in phase
Between adjacent conduction region, it is connected block and surrounds；
S6: graphical polyimide substrate: the polyimide substrate on the first elastic layer on elastic region is removed；
S7: prepare plain conductor: by plain conductor preparation on the first elastic layer, OLED light-emitting block and surrounding link block it
Between pass through plain conductor be connected to；Access is formed by plain conductor between each conduction region；
S7: the second elastic layer of fitting: the second elastic layer and first elastic layer, luminous zone are bonded.
9. a kind of manufacture craft of extensible OLED screen body according to claim 8, it is characterised in that: S6 and S7 it
Between, further include following steps:
S6-S7: it prepares offset filling part: preparing offset filling part between the OLED light-emitting block and surrounding link block,
The height of the offset filling part is identical as the height between the link block.
10. a kind of manufacture craft of extensible OLED screen body according to claim 8, it is characterised in that: in S7, pass through
Silk-screen printing, printing or vapor deposition are by plain conductor preparation on the first elastic layer.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111785754A (en) * | 2020-06-17 | 2020-10-16 | 固安翌光科技有限公司 | OLED screen body and preparation method thereof |
| CN113950177A (en) * | 2021-10-11 | 2022-01-18 | 北京翌光医疗科技研究院有限公司 | Flexible photomedical device |
| WO2022133711A1 (en) * | 2020-12-22 | 2022-06-30 | 京东方科技集团股份有限公司 | Display substrate and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111785754A (en) * | 2020-06-17 | 2020-10-16 | 固安翌光科技有限公司 | OLED screen body and preparation method thereof |
| CN111785754B (en) * | 2020-06-17 | 2024-10-15 | 固安翌光科技有限公司 | OLED screen body and preparation method thereof |
| WO2022133711A1 (en) * | 2020-12-22 | 2022-06-30 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN113950177A (en) * | 2021-10-11 | 2022-01-18 | 北京翌光医疗科技研究院有限公司 | Flexible photomedical device |
| CN113950177B (en) * | 2021-10-11 | 2024-05-14 | 北京翌光医疗科技研究院有限公司 | Flexible photomedical device |
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| Publication number | Publication date |
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| CN109148546B (en) | 2020-06-30 |
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