CN107342306A - A kind of AMOLED display panels and preparation method thereof - Google Patents
A kind of AMOLED display panels and preparation method thereof Download PDFInfo
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- CN107342306A CN107342306A CN201710446016.9A CN201710446016A CN107342306A CN 107342306 A CN107342306 A CN 107342306A CN 201710446016 A CN201710446016 A CN 201710446016A CN 107342306 A CN107342306 A CN 107342306A
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- luminescent
- luminescent layer
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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
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
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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
- H10K59/1201—Manufacture or treatment
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- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
The invention discloses a kind of AMOLED display panels and preparation method thereof,AMOLED display panels include bottom lining plate and AMOLED luminescent layers,The AMOLED luminescent layers are attached and are arranged on bottom lining plate,Screen panel is pasted with AMOLED luminescent layers,The AMOLED luminescent layers include tft layer,Anode layer and cathode layer,Covered with anode layer on the tft layer,Cavitation layer is provided with anode layer,The first luminescent layer is disposed with the cavitation layer from left to right,Second luminescent layer and the 3rd luminescent layer,First luminescent layer,Covered with electronic shell on second luminescent layer and the 3rd luminescent layer,Covered with cathode layer in the electronic shell,The screen panel is attached to above cathode layer,The sealant layer of covering AMOLED luminescent layer surrounding side walls is coated between the screen panel and bottom lining plate,Structure of the present invention is laid reasonable,Help to simplify production technology,Reduce manufacture difficulty and cost,Realize and show high PPI numerical value.
Description
Technical field
The present invention relates to technical field of display panel, specially a kind of AMOLED display panels and preparation method thereof.
Background technology
AMOLED is writing a Chinese character in simplified form for English Active-matrix organic light emitting diode, Chinese full name
It is active matrix organic light-emitting diode or active-matrix organic light emitting diode.AMOLED screen is going out derived from evolution
Many different versions, for example, AMOLED, SuperAMOLED, SuperAMOLEDPlus and
SuperAMOLEDAdvanced etc..
Displayer has broader visual angle, higher refresh rate and thinner size, and it has self-luminous, extensively regarded
Angle, corresponding time is short, high luminous efficiency, the features such as colour gamut is wide, operating voltage is low, it is considered to be most potential display device.So
And on the basis of current material and process equipment, it is difficult to make high PPI displayer；In addition, existing AMOLED shows
Show the complex manufacturing of device, difficulty is higher, does not utilize saving to manufacture cost.
The content of the invention
It is reasonable to be laid it is an object of the invention to provide a kind of structure, helps to simplify production technology, reduces manufacture difficulty
And cost, AMOLED display panels for showing high PPI numerical value and preparation method thereof are realized, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides following technical scheme：
A kind of AMOLED display panels, including bottom lining plate and AMOLED luminescent layers, the AMOLED luminescent layers, which attach, to be set
On bottom lining plate, screen panel is pasted with AMOLED luminescent layers, the AMOLED luminescent layers include tft layer, anode
Layer and cathode layer, covered with anode layer on the tft layer, be provided with cavitation layer on anode layer, in the cavitation layer from
Left-to-right is disposed with the first luminescent layer, the second luminescent layer and the 3rd luminescent layer, first luminescent layer, the second luminescent layer and
Covered with electronic shell on 3rd luminescent layer, it is attached in the electronic shell covered with cathode layer, the screen panel on cathode layer
Side, the sealant layer of covering AMOLED luminescent layer surrounding side walls is coated between the screen panel and bottom lining plate.
As the further scheme of the present invention：The cathode layer both sides, which are extended, cladding tft layer, anode
The vertical edge strip of layer and cavitation layer.
As the further scheme of the present invention：In first luminescent layer, the second luminescent layer and the 3rd luminescent layer
Multiple pixel regions are provided with, three sub-pixel areas are provided with each pixel region, three sub-pixel areas are respectively red sub- picture
Plain area, green sub-pixels area and blue subpixels area.
As the further scheme of the present invention：The sub-pixel area is rectangular, hexagon, triangle or circle are set.
A kind of preparation method of AMOLED display panels, comprises the following steps：
1) phase-change material layers are sequentially prepared in substrate lower surface and the first luminescent layer, the second luminescent layer and the 3rd are luminous
Layer；
2) tft layer, anode layer and cavitation layer are made successively on bottom lining plate；
3) cavitation layer in the first luminescent layer in step 1), the second luminescent layer and the 3rd luminescent layer and step 2) is pasted
Close；
4) substrate and phase-change material layers are removed, then, on the first luminescent layer, the second luminescent layer and the 3rd luminescent layer successively
Make electronic shell and cathode layer；
5) screen panel is attached on cathode layer, and is coated between screen panel and bottom lining plate for covering AMOLED hairs
The sealant layer of photosphere surrounding side wall.
As the further scheme of the present invention：First luminescent layer, the second luminescent layer and the 3rd luminescent layer use vacuum
The mode of hot evaporation forms surface film and is made.
As the further scheme of the present invention：The material that phase-change material layers in the step 1) use is chlorinated polyethylene
Alkene.
As the further scheme of the present invention：Electronic shell and cathode layer in the step 4) pass through sputtering or evaporation process
It is sequentially placed on the first luminescent layer, the second luminescent layer and the 3rd luminescent layer.
Compared with prior art, the beneficial effects of the invention are as follows：Cathode layer both sides, which are extended, cladding thin film transistor (TFT)
The vertical edge strip of layer, anode layer and cavitation layer, the week side of boss of covering AMOLED luminescent layers four is coated between screen panel and bottom lining plate
The sealant layer of wall, reasonable structural arrangement so that each layer attachment structure is reliable and stable；The whole making side of AMOLED display panels
Method process simplification production craft step, reduce production difficulty and cost；In production process, first first is made with phase-change material layers
Luminescent layer, the second luminescent layer and the 3rd luminescent layer, then remove phase-change material layers again, and covering makes electronic shell and cathode layer, adopted
Made of such a mode, be advantageous to reduce each pel spacing in luminescent layer, show so as to obtain the AMOLED of very high PPI numerical value
Show panel.It is reasonable that structure of the present invention is laid, and helps to simplify production technology, reduces manufacture difficulty and cost, realizes and show high PPI
Numerical value.
Brief description of the drawings
Fig. 1 is a kind of structural representation of AMOLED display panels and preparation method thereof；
Fig. 2 is the structural representation of pixel region in a kind of AMOLED display panels and preparation method thereof.
In figure：1- bottom lining plates, 2- screen panels, 3- tft layers, 4- anode layers, 5- cavitation layers, the vertical edge strips of 6-,
7- sealant layers, the luminescent layers of 8- the 3rd, the luminescent layers of 9- second, the luminescent layers of 10- first, 11- cathode layers, 12- electronic shell, 13- pictures
Plain area, 14- red sub-pixels area, 15- green sub-pixels area, 16- blue subpixels area.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1~2 are referred to, the present invention provides a kind of technical scheme：A kind of AMOLED display panels, including the He of bottom lining plate 1
AMOLED luminescent layers, the AMOLED luminescent layers are attached and are arranged on bottom lining plate 1, and screen panel is pasted with AMOLED luminescent layers
2, the AMOLED luminescent layers include tft layer 3, anode layer 4 and cathode layer 11, are covered on the tft layer 3
Have anode layer 4, cavitation layer 5 be provided with anode layer 4, be disposed with from left to right in the cavitation layer 5 first luminescent layer 10,
Second luminescent layer 9 and the 3rd luminescent layer 8, covered with electricity on first luminescent layer 10, the second luminescent layer 9 and the 3rd luminescent layer 8
Sublayer 12, covered with cathode layer 11 in the electronic shell 12, the screen panel 2 is attached to the top of cathode layer 11, the screen
The sealant layer 7 of covering AMOLED luminescent layer surrounding side walls is coated between panel 2 and bottom lining plate 1.
Wherein, the both sides of cathode layer 11, which are extended, the perpendicular of cladding tft layer 3, anode layer 4 and cavitation layer 5
To edge strip 6；Multiple pixel regions 13 are provided with first luminescent layer 10, the second luminescent layer 9 and the 3rd luminescent layer 8,
Three sub-pixel areas are provided with each pixel region 13, three sub-pixel areas are respectively red sub-pixel area 14, the sub- picture of green
Plain area 15 and blue subpixels area 16；The sub-pixel area is rectangular, hexagon, triangle or circle are set.
A kind of preparation method of AMOLED display panels, comprises the following steps：
1) phase-change material layers and the first luminescent layer 10, the second luminescent layer 9 and the 3rd hair are sequentially prepared in substrate lower surface
Photosphere 8；
2) tft layer 3, anode layer 4 and cavitation layer 5 are made successively on bottom lining plate 1；
3) by the first luminescent layer 10 in step 1), the second luminescent layer 9 and the 3rd luminescent layer 8 and the cavitation layer in step 2)
5 fittings；
4) substrate and phase-change material layers are removed, then, on the first luminescent layer 10, the second luminescent layer 9 and the 3rd luminescent layer 8
Electronic shell 12 and cathode layer 11 are made successively；
5) screen panel 2 is attached on cathode layer 11, and is coated between screen panel 2 and bottom lining plate 1 for covering
The sealant layer 7 of AMOLED luminescent layer surrounding side walls.
Wherein, first luminescent layer 10, the second luminescent layer 9 and the 3rd shape by the way of vacuum thermal evaporation of luminescent layer 8
It is made into surface film；The material that phase-change material layers in the step 1) use is haloflex；The step
4) electronic shell 12 and cathode layer 11 in are sequentially placed into the first luminescent layer 10, the and of the second luminescent layer 9 by sputtering or evaporation process
On 3rd luminescent layer 8.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (8)
1. a kind of AMOLED display panels, including bottom lining plate and AMOLED luminescent layers, it is characterised in that：The AMOLED luminescent layers
Attaching is arranged on bottom lining plate, and screen panel is pasted with AMOLED luminescent layers, and the AMOLED luminescent layers include film crystal
Tube layer, anode layer and cathode layer, covered with anode layer on the tft layer, cavitation layer is provided with anode layer, it is described
The first luminescent layer, the second luminescent layer and the 3rd luminescent layer, first luminescent layer, are disposed with cavitation layer from left to right
Covered with electronic shell on two luminescent layers and the 3rd luminescent layer, attached in the electronic shell covered with cathode layer, the screen panel
Above cathode layer, the fluid sealant of covering AMOLED luminescent layer surrounding side walls is coated between the screen panel and bottom lining plate
Layer.
A kind of 2. AMOLED display panels according to claim 1, it is characterised in that：The cathode layer both sides are extended
There is the vertical edge strip of cladding tft layer, anode layer and cavitation layer.
A kind of 3. AMOLED display panels according to claim 1, it is characterised in that：First luminescent layer,
Multiple pixel regions are provided with two luminescent layers and the 3rd luminescent layer, are provided with three sub-pixel areas in each pixel region, three
Sub-pixel area is respectively red sub-pixel area, green sub-pixels area and blue subpixels area.
A kind of 4. AMOLED display panels according to claim 3, it is characterised in that：The sub-pixel area is rectangular, six
Side shape, triangle or circular setting.
A kind of 5. preparation method of AMOLED display panels, it is characterised in that：Comprise the following steps：
1) phase-change material layers and the first luminescent layer, the second luminescent layer and the 3rd luminescent layer are sequentially prepared in substrate lower surface；
2) tft layer, anode layer and cavitation layer are made successively on bottom lining plate；
3) the first luminescent layer in step 1), the second luminescent layer and the 3rd luminescent layer are bonded with the cavitation layer in step 2)；
4) substrate and phase-change material layers are removed, then, are made successively on the first luminescent layer, the second luminescent layer and the 3rd luminescent layer
Electronic shell and cathode layer；
5) screen panel is attached on cathode layer, and is coated between screen panel and bottom lining plate for covering AMOLED luminescent layers
The sealant layer of surrounding side wall.
A kind of 6. preparation method of AMOLED display panels according to claim 5, it is characterised in that：Described first is luminous
Layer, the second luminescent layer and the 3rd luminescent layer form surface film by the way of vacuum thermal evaporation and are made.
A kind of 7. preparation method of AMOLED display panels according to claim 5, it is characterised in that：In the step 1)
The material that uses of phase-change material layers for haloflex.
A kind of 8. preparation method of AMOLED display panels according to claim 5, it is characterised in that：In the step 4)
Electronic shell and cathode layer by sputtering or evaporation process be sequentially placed into the first luminescent layer, the second luminescent layer and the 3rd luminescent layer
On.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710446016.9A CN107342306A (en) | 2017-06-14 | 2017-06-14 | A kind of AMOLED display panels and preparation method thereof |
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| CN201710446016.9A CN107342306A (en) | 2017-06-14 | 2017-06-14 | A kind of AMOLED display panels and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108492764A (en) * | 2018-03-30 | 2018-09-04 | 厦门凌阳华芯科技有限公司 | A kind of LED display |
| US10896928B2 (en) | 2018-02-14 | 2021-01-19 | Xiamen Xm-Plus Technology Ltd | Light emitting diode display device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328830A (en) * | 2016-09-29 | 2017-01-11 | 昆山工研院新型平板显示技术中心有限公司 | AMOLED display manufacturing method and AMOLED display |
-
2017
- 2017-06-14 CN CN201710446016.9A patent/CN107342306A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328830A (en) * | 2016-09-29 | 2017-01-11 | 昆山工研院新型平板显示技术中心有限公司 | AMOLED display manufacturing method and AMOLED display |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10896928B2 (en) | 2018-02-14 | 2021-01-19 | Xiamen Xm-Plus Technology Ltd | Light emitting diode display device |
| CN108492764A (en) * | 2018-03-30 | 2018-09-04 | 厦门凌阳华芯科技有限公司 | A kind of LED display |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171110 |
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| RJ01 | Rejection of invention patent application after publication |