CN2583920Y - Organic luminous panel and organic luminous assembly - Google Patents
Organic luminous panel and organic luminous assembly Download PDFInfo
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- CN2583920Y CN2583920Y CN02284790U CN02284790U CN2583920Y CN 2583920 Y CN2583920 Y CN 2583920Y CN 02284790 U CN02284790 U CN 02284790U CN 02284790 U CN02284790 U CN 02284790U CN 2583920 Y CN2583920 Y CN 2583920Y
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Abstract
The utility model relates to an organic luminous panel, which comprises a base board, a plurality of first electrodes, a plurality of insulation layers, a plurality of isolation layers, a plurality of organic luminous layers, and a plurality of second electrodes, wherein, the first electrodes are respectively formed on the surface of the base board; the insulation layers are negative light resistances; the insulation layers and the first electrodes are respectively formed on the first electrodes in a mutual and interlaced mode; the isolation layers are negative light resistances; the isolation layers are respectively formed on each insulation layer; each organic luminous layer is respectively formed on the portion between the insulation layers; the second electrodes are respectively formed on the organic luminous layers and are positioned on the portion between the isolation layers. In addition, the utility model also provides an organic luminous assembly.
Description
Technical field
The utility model is about a kind of luminescent panel and luminescence component, especially in regard to a kind of organic luminous panel and organic luminescent assembly.
Background technology
The various communications that the information communication industry has become now main flow industry, particularly portable show the emphasis that product develops especially.And because flat-panel screens is a communication interface between people and the information, so its development particular importance that seems.The technology that is applied in flat-panel screens at present includes plasma display panel (Plasma Display), LCD (Liquid Crystal Display), inorganic electroluminescence display (Inorganic Electroluminescence Display), light-emitting diode (Light Emitting Diode), vacuum fluorescent display (Vacuum FluorescenceDisplay), field-emitter display (Field Emission Display) and electrochromics display (Electro-Chromic Display) or the like.
Compared to other flat-panel screens, organic luminous panel or organic luminescent assembly with its self-luminous, no visual angle, power saving, processing procedure is simple and easy, low-cost, operating temperature is extensive, the advantage of high answer speed and full-colorization or the like, make it have great shallow power, therefore be expected to become the main flow of flat-panel screens of future generation.
Organic luminous panel or organic luminescent assembly are the assemblies that a kind of self luminous characteristic of utilizing organic functional material (organic functional materials) reaches display effect, can be divided into micromolecule organic luminescent assembly (smallmolecule OLED according to the molecular weight difference of organic functional material, SM-OLED) with macromolecule organic luminescent assembly (polymer light-emitting device, PLED) two big classes.Its ray structure is made of pair of electrodes and organic functional material layer.Between electric current is by transparent anode and metallic cathode, make electronics and electric hole in the organic functional material layer in conjunction with and when producing exciton, just can make the organic functional material layer according to its properties of materials, and produce the mechanism of giving out light of different colours.
In the organic luminous panel processing procedure, it is to utilize insulating barrier to separate the picture element of organic luminous panel that existing organic luminous panel static matrix drives (PMOLED, Passive Matrix OLED) technology, and utilizes the negative electrode between barrier layer separation picture element; Barrier layer is separated into strip with negative electrode according to the circuit conduction orientation when organic material and negative electrode evaporation, the contraposition problem in the time of can exempting the evaporation negative electrode reaches the purpose of simplifying the organic luminous panel processing procedure.
Please refer to shown in Figure 1ly, existing organic luminous panel 1 comprises a substrate 11, several first electrodes 12, several insulating barriers 13, several barrier layers 14, several organic luminous layers 15, and several second electrodes 16.
These first electrodes 12 are formed at respectively on the surface of this substrate 11.These insulating barriers 13 are formed by positive photoresistance, are formed on these first electrodes 12 with these first electrodes 12 respectively interlacedly.These barrier layers 14 are formed by negative photoresistance, are formed at respectively on each insulating barrier 13.Each organic luminous layer 15 is formed at respectively between the insulating barrier 13.And each second electrode 16 is formed at respectively on this organic luminous layer 15, and between barrier layer 14.
Know this operator when making these insulating barriers 13 and these barrier layers 14, have coating eurymeric photoresistance on this substrate 11 of these first electrodes 12, through soft roasting, exposure, develop, hard roasting these insulating barriers 13 of back formation.Coating minus photoresistance on these insulating barriers 13 more afterwards is through soft roasting, exposure, develop, form these barrier layers 14 after the hard step such as roasting.Yet, because these insulating barriers 13 and these barrier layers 14 are made with eurymeric photoresistance and minus photoresistance respectively, it is to have a little problem: one, after baking firmly for the second time, because both thermal coefficient of expansion differences are, have a little displacement phenomenon when easily causing on these barrier layers 14 are formed at these insulating barriers 13 and cause the inaccurate problem of contraposition; They are two years old, also because the variance factor on this material, adhering to of 14 of these insulating barriers 13 and these barrier layers is not good, after product uses a period of time, the situation generation that easily has these barrier layers 14 then to locate deterioration with these insulating barriers 13 even peel off, and then producing the not good problem of production reliability, this two be the bottleneck place that promotes for yield on the processing procedure at present.
From the above, seeking effectively to solve above-mentioned two shortcomings, is one of important topic that promotes current organic electroluminescence display panel technology.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of barrier layer of avoiding and is shifted, prevents that barrier layer and insulating barrier from producing organic luminous panel and the organic luminescent assembly of peeling off.
And feature of the present utility model to be insulating barrier and barrier layer all make with the minus photoresistance, when preventing effectively that according to this barrier layer is formed on the insulating barrier, the problem that the contraposition that is caused because of the different displacement phenomenons that produce of thermal coefficient of expansion is forbidden or peeled off.
For reaching above-mentioned purpose, the utility model provides a kind of organic luminous panel, and it comprises a substrate, several first electrodes, several insulating barriers, several barrier layers, reaches several organic luminous layers.Several first electrodes are formed at respectively on the surface of this substrate; Several insulating barriers are formed on these first electrodes with these first electrodes respectively for negative photoresistance interlacedly; Several barrier layers are formed at respectively on each insulating barrier for negative photoresistance; Each organic luminous layer is formed between the insulating barrier respectively; Second electrode is formed at respectively on this organic luminous layer, and between barrier layer.
In addition, the utility model provides a kind of organic luminescent assembly, and it comprises a substrate, one first electrode, several insulating barriers, several barrier layers, an organic luminous layer, reaches one second electrode.First electrode is formed on the surface of this substrate; These insulating barriers are formed on this first electrode with this first electrode respectively for negative photoresistance interlacedly; These barrier layers are formed at respectively on each insulating barrier for negative photoresistance; Organic luminous layer is formed between the insulating barrier; This second electrode is formed on this organic luminous layer, and between barrier layer.
From the above, because insulating barrier and barrier layer all make with the minus photoresistance, therefore can avoid the barrier layer displacement and prevent that barrier layer and insulating barrier generation from peeling off.In view of the above, more can prevent because the not good problem of the different production reliability that causes of both materials.
Description of drawings
Fig. 1 is existing organic luminous panel schematic perspective view;
Fig. 2 is an organic luminous panel schematic perspective view of the present utility model;
Fig. 3 is the generalized section of organic luminescent assembly of the present utility model.
Symbol description among the figure
1 organic luminous panel
11 substrates
12 first electrodes
13 insulating barriers
14 barrier layers
15 organic luminous layers
16 second electrodes
2 organic luminous panels
21 substrates
22 first electrodes
23 insulating barriers
24 barrier layers
25 organic luminous layers
26 second electrodes
3 organic luminescent assemblies
Embodiment
Hereinafter with reference to Fig. 2 organic luminous panel according to the utility model preferred embodiment is described.
Please refer to shown in Figure 2ly, comprise a substrate 21, several first electrodes 22, several insulating barriers 23, several barrier layers 24, several organic luminous layers 25 according to the organic luminous panel 2 of preferred embodiment of the present utility model, and several second electrodes 26.
In the present embodiment, this substrate 21 can be a glass substrate or a plastic base or a flexible base, board, at this, plastic base and flexible base, board can be a Merlon (polycarbonate, PC) substrate, a polyester (polyester, PET) substrate, a cyclenes copolymer (cyclic olefin copolymer, COC) substrate, a crome metal compound base material-cyclenes copolymer (metallocene-based cyclic olefin copolymer, mCOC) substrate or a slim glass (Thin Glass).
This first electrode 22 is formed on the surface of this substrate 21, and in embodiment of the present utility model, this first electrode 22 is formed on this substrate 21 with the sputter (sputtering) or the mode of ion plating (ion plating).The material of this first electrode 22 is the metal oxide of a conduction, and wherein the metal oxide of this conduction can be tin indium oxide (ITO), aluminum zinc oxide (AZO) or indium zinc oxide (IZO), and its thickness is generally more than 500 .
These insulating barriers 23 are arranged on these first electrodes 22, and each insulating barrier 23 and these first electrode, 22 interlaced configurations, in order to form several picture elements.These barrier layers 24 are formed at respectively on these insulating barriers 23, in order to separate the negative electrode between picture element.In this enforcement, the material of these insulating barriers 23 and barrier layer 24 can be any negative photoresistance, and it is the mixture of Propylene glycol monomethyl ether acetate and Novolak resin, Polyhydroxystyrene type resin or Photoacid generator and Crosslinking agent for example.And the developer solution of development usefulness is an alkaline-based developer.
Each organic luminous layer 25 is formed at respectively between the insulating barrier 23.These second electrodes 26 are formed at respectively on this organic luminous layer 25, and between barrier layer 24.
In addition, organic luminous panel of the present utility model more can include a sealing body (not being shown in figure), this sealing body with these first electrodes 22, these insulating barriers 23, these barrier layers 24, these organic luminous layers 25, and these second electrodes 26 coat, and driving fit is on this substrate 21.
Below, with Fig. 3 organic luminescent assembly according to the utility model preferred embodiment is described.Because the formation of the organic luminescent assembly of the utility model preferred embodiment is roughly identical with above-mentioned organic luminous panel, so its figure number is all continued to use.In addition, for avoiding giving unnecessary details, in present embodiment, will omit the detailed description of the constitutive requirements of organic luminescent assembly.
As shown in Figure 3, the organic luminescent assembly 3 of the utility model preferred embodiment comprises a substrate 21, one first electrode 22, two insulating barriers 23, two barrier layers 24, an organic luminous layer 25 at least, reaches one second electrode 26.This first electrode 22 is formed on the surface of this substrate 21.These insulating barriers 23 are formed on this first electrode 22 with this first electrode 22 respectively for negative photoresistance interlacedly.These barrier layers 24 are formed at respectively on each insulating barrier 23 for negative photoresistance.This organic luminous layer 25 is formed between two insulating barriers 23.This second electrode 26 is formed on this organic luminous layer 25, and between two barrier layers 24.In addition, organic luminescent assembly of the present utility model more can include a sealing body (not being shown in figure), this sealing body with this first electrode 22, these insulating barriers 23, these barrier layers 24, this organic luminous layer 25, and these second electrodes 26 coat, and driving fit is on this substrate 21.
From the above, because these insulating barriers of the present utility model and these barrier layers all formed with negative photoresistance, so, when baking firmly, do not have in the prior art the different displacement phenomenons that cause of thermal coefficient of expansion between these insulating barriers and these barrier layers because of both.Moreover, in the utility model, these insulating barriers are all formed with the negative photoresistance of identical material with these barrier layers, so, adhesive force between the two is preferable, so,, have preferable production reliability with respect to making for the situation of these insulating barriers and these barrier layers with positive and negative photoresistance respectively in the prior art.In addition, more because the utility model is all made these insulating barriers and these barrier layers with negative photoresistance, make and only need a developing operation in the organic luminescent assembly processing procedure, and also omitted the cleaning action prior art is coated with negative photoresistance after having made the insulating barrier of positive photoresistance before, effectively reach the effect of simplifying processing procedure, more can reduce the pollution of environment.
In sum, the utility model not only can effectively solve the existing in prior technology problem, more can reduce the step and the cost of processing procedure, and have environmental benefit concurrently.
Above-mentioned only is illustrative, but not is restricted.Anyly do not break away from spirit of the present utility model and category, and, all should be contained in the scope of claims its equivalent modifications of carrying out or change.
Claims (10)
1. an organic luminous panel is characterized in that, comprises:
One substrate;
Several first electrodes are formed at respectively on the surface of this substrate;
Several insulating barriers are negative photoresistance, and it is formed on these first electrodes with these first electrodes respectively interlacedly;
Several barrier layers for negative photoresistance, are formed at respectively on each insulating barrier;
Several organic luminous layers, each organic luminous layer is formed between the insulating barrier respectively; And
Several second electrodes, each second electrode is formed at respectively on this organic luminous layer, and between barrier layer.
2. organic luminous panel as claimed in claim 1, it is characterized in that, this organic luminous panel more comprises a sealing body, this sealing body with these first electrodes, these insulating barriers, these barrier layers, these organic luminous layers, and these second electrodes coat, and driving fit is on this substrate.
3. organic luminous panel as claimed in claim 1 is characterized in that, this substrate is a glass substrate.
4. organic luminous panel as claimed in claim 1 is characterized in that, this substrate is a flexible base, board.
5. organic luminous panel as claimed in claim 1 is characterized in that, this first electrode is the metal oxide electrode layer of conduction.
6. an organic luminescent assembly is characterized in that, comprises:
One substrate;
One first electrode is formed on the surface of this substrate;
Several insulating barriers are negative photoresistance, and it is formed on this first electrode with this first electrode respectively interlacedly;
Several barrier layers for negative photoresistance, are formed at respectively on each insulating barrier;
One organic luminous layer is formed at respectively between two insulating barriers; And
One second electrode is formed on this organic luminous layer, and between barrier layer.
7. organic luminescent assembly as claimed in claim 6, it is characterized in that, this organic luminescent assembly more comprises a sealing body, this sealing body with this first electrode, this insulating barrier, this barrier layer, this organic luminous layer, and this second electrode coat, and driving fit is on this substrate.
8. organic luminous panel as claimed in claim 6 is characterized in that, this substrate is a glass substrate.
9. organic luminous panel as claimed in claim 6 is characterized in that, this substrate is a flexible base, board.
10. organic luminescent assembly as claimed in claim 6 is characterized in that, this first electrode is the metal oxide electrode layer of conduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02284790U CN2583920Y (en) | 2002-11-21 | 2002-11-21 | Organic luminous panel and organic luminous assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02284790U CN2583920Y (en) | 2002-11-21 | 2002-11-21 | Organic luminous panel and organic luminous assembly |
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| Publication Number | Publication Date |
|---|---|
| CN2583920Y true CN2583920Y (en) | 2003-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02284790U Expired - Fee Related CN2583920Y (en) | 2002-11-21 | 2002-11-21 | Organic luminous panel and organic luminous assembly |
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| CN (1) | CN2583920Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724780A (en) * | 2004-09-13 | 2012-10-10 | 株式会社半导体能源研究所 | Light emitting device |
-
2002
- 2002-11-21 CN CN02284790U patent/CN2583920Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724780A (en) * | 2004-09-13 | 2012-10-10 | 株式会社半导体能源研究所 | Light emitting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |