CN106252382B - Display device and preparation method thereof - Google Patents
Display device and preparation method thereof Download PDFInfo
- Publication number
- CN106252382B CN106252382B CN201610817826.6A CN201610817826A CN106252382B CN 106252382 B CN106252382 B CN 106252382B CN 201610817826 A CN201610817826 A CN 201610817826A CN 106252382 B CN106252382 B CN 106252382B
- Authority
- CN
- China
- Prior art keywords
- anode
- metallic particles
- display device
- conductive circuit
- base board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- 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
- H10K50/805—Electrodes
- H10K50/81—Anodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
Abstract
The invention discloses a kind of display devices, comprising: the side area load of anode, the anode has metallic particles；Reticulated conductive circuit, positioned at the side of the plate-load metallic particles；Flexible base board, positioned at the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive circuit；Luminescent layer deviates from the side of the metallic particles positioned at the anode；And cathode, the side of the anode is deviated from positioned at the luminescent layer.The invention also discloses a kind of production methods of display device, and in display device of the invention, anode conducting performance is good, and the transmitance of display device is high, and stable structure, simple process.
Description
Technical field
The present invention relates to field of display technology, more particularly to a kind of display device and preparation method thereof.
Background technique
With being constantly progressive for science and technology, LCD (Liquid Crystal Display, liquid crystal display), PDP
(Plasma Display Panel, plasma display panel), OLED (Organic Electroluminescence Display,
ORGANIC ELECTROLUMINESCENCE DISPLAYS) etc. flat panel displays reach its maturity, traditional CRT (Cathode Ray Tube, cathode-ray
Pipe) display substantially be substituted.
OLED display is compared with LCD display device, and with thin, light, wide viewing angle, active is luminous, luminescent color is continuous
Adjustable, at low cost, fast response time, energy consumption are small, driving voltage is low, operating temperature range is wide, simple production process, luminous efficiency
It is high and can Flexible Displays the advantages that, have wide practical use in display field.OLED display generally includes: substrate is set
Cathode in the anode on substrate, the luminescent layer on anode, on luminescent layer.
With the development of OLED technology, the flexible display device made using the flexible advantage of OLED is gradually by quotient
Industry.Currently, the anode material that generallys use of OLED flexible display apparatus is conducting polymer, but the electric conductivity of conducting polymer
There can be a certain distance compared to metal and tin indium oxide (Indium Tin Oxides, ITO), lead to the electric conductivity of anode
It can not be high.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of display device, comprising:
The side area load of anode, the anode has metallic particles；
Reticulated conductive circuit, positioned at the side of the plate-load metallic particles；
Flexible base board, positioned at the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive
Circuit；
Luminescent layer deviates from the side of the metallic particles positioned at the anode；And
Cathode deviates from the side of the anode positioned at the luminescent layer.
Further, in the display device, the material of the anode is graphene.
Further, in the display device, the metallic particles is nano-metal particle.
Further, in the display device, the material of the metallic particles is gold, silver, zinc, titanium, copper, aluminium, nickel, platinum
One or more of combination.
Further, in the display device, the display device further includes an electron transfer layer, the electron-transport
Layer is between the cathode and the luminescent layer.
Another side according to the present invention also provides a kind of production method of display device, comprising:
Anode is formed on a Prefabricated substrate；
Metallic particles is formed on a surface of the anode；
Reticulated conductive circuit is formed in the side of the plate-load metallic particles；
Flexible base board is formed in the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive
Circuit；
Remove the Prefabricated substrate；And
Luminescent layer and cathode are sequentially formed away from the side of the metallic particles in the anode.
Further, in the production method of the display device, in the side area load metallic particles of the anode
The step of include:
At least the side of the anode is dipped into metal salt solution, by restoring method by metal replacement to the sun
On one surface of pole.
Further, in the production method of the display device, the material of the anode is graphene.
Further, in the production method of the display device, in the step of forming anode on a Prefabricated substrate,
Graphene anode is prepared by the method for sputtering or being coated on the Prefabricated substrate.
Further, in the production method of the display device, the metallic particles is nano-metal particle.
It is provided in a kind of display device and preparation method thereof in the present invention, the side area load of the anode has metal
Grain, coarse metallic particles can increase the surface area of a side surface of the anode, when reticulated conductive circuit be formed in it is described
When the side of plate-load metallic particles, the contact area of the anode Yu reticulated conductive circuit can be increased, can be improved institute
State the electric conductivity of anode；Also, coarse metallic particles improves the anode and reticulated conductive circuit, the anode and flexible base
The adhesive force of plate；In addition, the structure of the display device is simple, be conducive to simplify technique.
Further, it is provided in a kind of display device and preparation method thereof in the present invention, the material of the anode is graphite
The transparency of the display device can be improved in alkene, and the metallic particles is nano-metal particle, can not influence described show
On the basis of showing device penetrance, the electric conductivity of anode is improved.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the display device of one embodiment of the invention；
Fig. 2 is the flow chart of the production method of the display device of one embodiment of the invention；
Fig. 3-Fig. 9 is the structural schematic diagram of the production method of the display device of one embodiment of the invention during the preparation process.
Specific embodiment
Display device of the invention is described in more detail below in conjunction with schematic diagram, which show of the invention
Preferred embodiment, it should be appreciated that those skilled in the art can modify invention described herein, and still realize of the invention
Advantageous effects.Therefore, following description should be understood as the widely known of those skilled in the art, and be not intended as to this
The limitation of invention.
The present invention is more specifically described by way of example referring to attached drawing in the following passage.According to following explanation, the present invention
The advantages of and feature will become apparent from.It should be noted that attached drawing is all made of very simplified form and uses non-accurate ratio,
Only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.
Core of the invention thought is that the present invention provides a kind of display device, and the display device includes:
The side area load of anode, the anode has metallic particles；Reticulated conductive circuit is located at the plate-load gold
The side of metal particles；Flexible base board, positioned at the side of the plate-load metallic particles, the flexible base board covering is described netted
Conducting channel；Luminescent layer deviates from the side of the metallic particles positioned at the anode；And cathode, it is located at the luminescent layer and carries on the back
Side from the anode.
Wherein, the side area load of the anode has metallic particles, and coarse metallic particles can increase the anode
The surface area of a side surface can increase institute when reticulated conductive circuit is located at the side of the plate-load metallic particles
The contact area for stating anode Yu reticulated conductive circuit can be improved the electric conductivity of the anode；Also, coarse metallic particles mentions
The adhesive force of the high anode and reticulated conductive circuit, the anode and flexible base board；In addition, the structure letter of the display device
It is single, be conducive to simplify technique.
With reference to Fig. 1, the display device 1 includes that side area load has the anode 110 of metallic particles 111, positioned at described
The reticulated conductive circuit 112 of the side of 110 loaded metal particle 111 of anode is located at 110 loaded metal particle 111 of anode
Side and cover the flexible base board 120 of the reticulated conductive circuit 112, be sequentially located at the anode 110 away from the metal
The luminescent layer 130 and cathode 150 of the side of particle 111.
In the present embodiment, the material of the anode 110 is graphene, and the anode 110 is graphene anode, graphene
There is good electric property, electron mobility at room temperature has reached 15000cm2/ V.S makes the conduction of the anode 110
Property is higher.Graphene flexible can be high, will not be broken after bending repeatedly, so that the high stability of the anode 110.
In addition, graphene transmitance with higher, can be improved the transparency of the display device 1.Also, graphene and the gold
The adhesiveness of metal particles 111 is good, and the metallic particles 111 can be made to be fixed on a side surface of the anode 110.
The material of the anode 110 is not limited to as graphene, can also for molybdenum oxide, tungsten oxide, vanadic anhydride or
Conducting polymer etc. can also guarantee there is preferable adhesiveness with the metallic particles 111.
Preferably, the metallic particles is nano-metal particle, the partial size of nano-metal particle will not influence in nanoscale
The penetrance of the display device 1, the transparency for making the display device 1 very well, can extend its application range.Wherein, institute
The material for stating metallic particles can be the combination of one or more of gold, silver, zinc, titanium, copper, aluminium, nickel, platinum, be conducive to improve
The electric conductivity of the anode 110.
The material of the reticulated conductive circuit 112 is metal material, such as the good silver of electric conductivity or copper.Further
, the reticulated conductive circuit 112 is made of liquid metal material drying or solidification, and the liquid metal material can choose
Conductive silver paste or copper, silver nanowires etc..The reticulated conductive circuit 112 can be in but be not limited to rectangular hole type, round hole type or just
The netted setting such as polygon pass, it is preferred that the 112 netted setting of rectangular hole type of reticulated conductive circuit.
The flexible base board 120 can be made of flexible polymer material, for example, polyethylene terephthalate
(PET), polyether sulfone (PES), polyethylene naphthalate (PEN) or polycarbonate (PC).Polyethylene terephthalate
(PET), the transmitance > of polyether sulfone (PES), polyethylene naphthalate (PEN) or polycarbonate (PC) to visible light
80%, the material for selecting these types of translucency high keeps the translucency of the display device 1 higher as substrate.
Preferably, the display device 1 further includes an electron transfer layer 140, the electron transfer layer 140 is located at the yin
Between pole 150 and the luminescent layer 130, to guarantee that 150 injected electrons of cathode is effectively transferred into the luminescent layer
130.The material of the luminescent layer 130 can be organic material.
In the display device 1, the side area load of the anode 110 has metallic particles 111, coarse metal
Grain 111 can increase the surface area of a side surface of the anode 110, so as to increase the anode 110 and reticulated conductive
The contact area of circuit 112 can be improved the electric conductivity of the anode 110；Also, coarse metallic particles 111 improves described
The adhesive force of anode 110 and reticulated conductive circuit 112, the anode 110 and flexible base board 120；In addition, the display device 1
Structure it is simple.
Referring to FIG. 2, the present invention also provides a kind of production methods of display device, comprising the following steps:
Step S11, as shown in Figure 3 (diagrammatic cross-section that Fig. 3 is structure), anode is formed on a Prefabricated substrate 100
110, the Prefabricated substrate 100 can be glass substrate etc..In the present embodiment, the material of the anode 110 is graphene, can
With on the Prefabricated substrate 100 by sputter or be coated with method prepare graphene anode.The anode 110 includes side
The 110a and other side 110b opposite with the side 110a, the Prefabricated substrate 100 are located at the other side of the anode 110
110b。
Step S12, as shown in Figure 4 (diagrammatic cross-section that Fig. 4 is structure), on the side surface 110a of the anode 110
Loaded metal particle 111.Preferably, at least the side 110a of the anode 110 is dipped into metal salt solution, pass through reduction
Method is metal replacement to the surface of the 110 side 110a of anode.Wherein it is possible to will the entire anode 110 and prefabricated base
Plate 100 is all dipped into metal salt solution, or only the side 110a of the anode 110 is dipped into metal salt solution.For example,
When the material of the metallic particles 111 is silver, the side 110a of the anode 110 is dipped into the mixed of gold chloride and silver nitrate
It closes in solution, then by the method for electronation, metallic silver particles is cemented out, the metallic silver particles cemented out are direct
It is attached to the side 110a of the anode 110, forms the metallic particles 111.It can be by adjusting the time chemically reacted, temperature
Degree or reaction solution etc., adjust the partial size of the metallic particles 111, this be it will be appreciated by those skilled in the art that,
This is not repeated.Wherein, the material of the metallic particles and metal salt solution are selected as needed, are not gone to live in the household of one's in-laws on getting married one by one herein
It states.
Step S13, as shown in Figure 5 (diagrammatic cross-section that Fig. 5 is structure), in 110 loaded metal particle 111 of anode
Side 110a form reticulated conductive circuit 112, as shown in Figure 6 the schematic plan view of structure (Fig. 6 be), in the present embodiment
In, the 112 netted setting of rectangular hole type of reticulated conductive circuit.Specifically, can be by liquid metal material silk-screen printing
Mode 110 loaded metal particle 111 of anode side 110a, formed reticular metal wire, drying or film-forming,
Form the reticulated conductive circuit 112 of conductive energy.
Step S14, as shown in Figure 7 (diagrammatic cross-section that Fig. 7 is structure), in 110 loaded metal particle 111 of anode
Side 110a form flexible base board 120, the flexible base board 120 covers the reticulated conductive circuit 112.Specifically, can be with
The flexible base board 120 is formed after coated polymer, solidification in the reticulated conductive circuit 112.
Step S15, as shown in Figure 8 (diagrammatic cross-section that Fig. 8 is structure), the Prefabricated substrate 100 is removed.
Step S16, as shown in Figure 9 (diagrammatic cross-section that Fig. 9 is structure), deviate from the metal in the anode 110
The side 110b of grain 111 sequentially forms luminescent layer 130 and cathode 150, forms the display device 1.Preferably, in the cathode
An electron transfer layer 140 is formed between 150 and the luminescent layer 130.
The production method of above-mentioned display device modifies a side surface of the anode 110, in the anode 110
Side area load metallic particles 111, coarse metallic particles 111 can increase the table of a side surface of the anode 110
Area can increase the sun when reticulated conductive circuit 112 is formed in the side of 110 loaded metal particle 111 of anode
The contact area of pole 110 and reticulated conductive circuit 112 can be improved the electric conductivity of the anode 110；Also, coarse metal
Particle 111 improves the adhesive force of the anode 110 and reticulated conductive circuit 112, the anode 110 and flexible base board 120；This
Outside, the production method is simple, is conducive to simplify technique.The anode 110 is graphene anode, has good electrical property
Can, and the transparency of the display device 1 can be improved.Also, the adhesiveness of graphene and the metallic particles 111 is good.Institute
Stating metallic particles is nano-metal particle, will not influence the penetrance of the display device 1.It is obtained by above-mentioned production method
Display device, anode conducting performance is good, and the transmitance of display device is high, and stable structure, simple process.
Presently preferred embodiments of the present invention is as described above, still, display device of the invention and preparation method thereof is not limited to
Content disclosed above, for example, the production method of the display device is not limited to using above-mentioned production method, the skill of this field
Art personnel can adopt and be made with other methods according to the display device.
In conclusion the present invention provides a kind of display device and preparation method thereof, the display device includes: anode, institute
The side area load for stating anode has metallic particles；Reticulated conductive circuit, positioned at the side of the plate-load metallic particles；It is soft
Property substrate, positioned at the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive circuit；It shines
Layer deviates from the side of the metallic particles positioned at the anode；And cathode, deviate from the one of the anode positioned at the luminescent layer
Side.
Wherein, the side area load of the anode has metallic particles, and coarse metallic particles can increase the anode
The surface area of a side surface can increase when reticulated conductive circuit is formed in the side of the plate-load metallic particles
The contact area of the anode and reticulated conductive circuit can be improved the electric conductivity of the anode；Also, coarse metallic particles
Improve the adhesive force of the anode and reticulated conductive circuit, the anode and flexible base board；In addition, the structure of the display device
Simply, be conducive to simplify technique.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of display device characterized by comprising
The side area load of anode, the anode has metallic particles；
Reticulated conductive circuit, positioned at the side of the plate-load metallic particles；
Flexible base board, positioned at the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive circuit；
Luminescent layer deviates from the side of the metallic particles positioned at the anode；And
Cathode deviates from the side of the anode positioned at the luminescent layer,
Wherein, the metallic particles is used to improve the electric conductivity of the anode；The metallic particles is also used to improve the anode
With the adhesive force of the reticulated conductive circuit, the anode and the flexible base board.
2. display device as described in claim 1, which is characterized in that the material of the anode is graphene.
3. display device as described in claim 1, which is characterized in that the metallic particles is nano-metal particle.
4. display device as described in claim 1, which is characterized in that the material of the metallic particles be gold, silver, zinc, titanium,
The combination of one or more of copper, aluminium, nickel, platinum.
5. the display device as described in any one of claim 1-4, which is characterized in that the display device further includes an electricity
Sub- transport layer, the electron transfer layer is between the cathode and the luminescent layer.
6. a kind of production method of display device characterized by comprising
Anode is formed on a Prefabricated substrate；
Metallic particles is formed on a surface of the anode；
Reticulated conductive circuit is formed in the side of the plate-load metallic particles；
Flexible base board is formed in the side of the plate-load metallic particles, the flexible base board covers the reticulated conductive electricity
Road；
Remove the Prefabricated substrate；And
Luminescent layer and cathode are sequentially formed away from the side of the metallic particles in the anode,
Wherein, the metallic particles is used to improve the electric conductivity of the anode；The metallic particles is also used to improve the anode
With the adhesive force of the reticulated conductive circuit, the anode and the flexible base board.
7. the production method of display device as claimed in claim 6, which is characterized in that in the side area load of the anode
The step of metallic particles includes:
At least the side of the anode is dipped into metal salt solution, by restoring method by metal replacement to the anode one
On surface.
8. the production method of display device as claimed in claim 6, which is characterized in that the material of the anode is graphene.
9. the production method of display device as claimed in claim 8, which is characterized in that form anode on a Prefabricated substrate
In step, graphene anode is prepared by the method for sputtering or being coated on the Prefabricated substrate.
10. the production method of display device as claimed in claim 6, which is characterized in that the metallic particles is nano metal
Particle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817826.6A CN106252382B (en) | 2016-09-12 | 2016-09-12 | Display device and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817826.6A CN106252382B (en) | 2016-09-12 | 2016-09-12 | Display device and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106252382A CN106252382A (en) | 2016-12-21 |
| CN106252382B true CN106252382B (en) | 2019-03-08 |
Family
ID=57599684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610817826.6A Active CN106252382B (en) | 2016-09-12 | 2016-09-12 | Display device and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106252382B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393870B (en) * | 2017-08-30 | 2020-03-06 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
| HUE052108T2 (en) * | 2018-08-24 | 2021-04-28 | Rogers Bv | Electrical energy storage device |
| CN109449262B (en) * | 2018-09-26 | 2020-12-04 | 华南师范大学 | Visible light communication device capable of improving light efficiency based on Cu-doped graphene and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041720A (en) * | 2006-03-21 | 2007-09-26 | 三星电子株式会社 | Conductive transparent material, manufacturing method thereof and display device comprising the same |
| CN102169963A (en) * | 2010-12-22 | 2011-08-31 | 涂洪明 | Carbon thin layer electrode |
| JP2015032483A (en) * | 2013-08-02 | 2015-02-16 | 富士フイルム株式会社 | Light emitting device and manufacturing method of the same |
| CN104576692A (en) * | 2014-11-24 | 2015-04-29 | 深圳市华星光电技术有限公司 | Conductive flexible substrate, manufacturing method of conductive flexible substrate, OLED display device and manufacturing method of OLED (organic light emitting diode) display device |
-
2016
- 2016-09-12 CN CN201610817826.6A patent/CN106252382B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041720A (en) * | 2006-03-21 | 2007-09-26 | 三星电子株式会社 | Conductive transparent material, manufacturing method thereof and display device comprising the same |
| CN102169963A (en) * | 2010-12-22 | 2011-08-31 | 涂洪明 | Carbon thin layer electrode |
| JP2015032483A (en) * | 2013-08-02 | 2015-02-16 | 富士フイルム株式会社 | Light emitting device and manufacturing method of the same |
| CN104576692A (en) * | 2014-11-24 | 2015-04-29 | 深圳市华星光电技术有限公司 | Conductive flexible substrate, manufacturing method of conductive flexible substrate, OLED display device and manufacturing method of OLED (organic light emitting diode) display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106252382A (en) | 2016-12-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106803547B (en) | The production method and structure of top-emitting OLED display device | |
| Liang et al. | Highly flexible and bright electroluminescent devices based on ag nanowire electrodes and top‐emission structure | |
| Coskun et al. | Optimization of silver nanowire networks for polymer light emitting diode electrodes | |
| CN106252382B (en) | Display device and preparation method thereof | |
| WO2016082338A1 (en) | Conductive flexible substrate, manufacturing method for conductive flexible substrate, oled display device and manufacturing method for oled display device | |
| KR101391510B1 (en) | Muliple transparent electrode comprising metal nano wire | |
| CN105742311B (en) | A kind of display device and preparation method thereof | |
| KR20140076268A (en) | Substrate having transparent electrode for flexible display and method of fabricating the same | |
| CN105793768B (en) | Transmissivity changing film and preparation method thereof | |
| CN110190164A (en) | A kind of flexible el device and preparation method thereof | |
| CN1266733C (en) | Field emission display device | |
| CN102568657A (en) | Manufacture method of transparent conductive layer | |
| CN104217907A (en) | Preparation method for graphene field emitting cathode, and graphene field emitting cathode | |
| CN104752612B (en) | OLED (Organic Light Emitting Display) and manufacturing method thereof | |
| US20210159443A1 (en) | Flexible transparent electrode, flexible display panel, manufacture method, and display device | |
| CN102034664A (en) | Field emission cathode structure and field emission display | |
| Ohsawa et al. | Bending reliability of transparent electrode of printed invisible silver-grid/PEDOT: PSS on flexible epoxy film substrate for powder electroluminescent device | |
| CN1266732C (en) | Field emission display device | |
| CN100499953C (en) | A packaging method of organic electroluminescent display | |
| CN108597649A (en) | A kind of high-strength flexible transparent electrode structure | |
| WO2016165202A1 (en) | Bendable transparent conductive electrode and preparation method therefor | |
| US20060103287A1 (en) | Carbon-nanotube cold cathode and method for fabricating the same | |
| CN103413896B (en) | OLED of a kind of two-sided bright dipping and preparation method thereof | |
| CN102074441B (en) | Field-emission cathode device and field-emission display | |
| CN2842719Y (en) | Field-emission display with flat grid structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Display device and its manufacturing method Effective date of registration: 20201221 Granted publication date: 20190308 Pledgee: Xin Xin Finance Leasing Co.,Ltd. Pledgor: KunShan Go-Visionox Opto-Electronics Co.,Ltd. Registration number: Y2020980009652 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |