CN104600218A - Fabrication method for organic light-emitting diode (OLED) based lighting device and OLED based lighting device - Google Patents
Fabrication method for organic light-emitting diode (OLED) based lighting device and OLED based lighting device Download PDFInfo
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- CN104600218A CN104600218A CN201410790165.3A CN201410790165A CN104600218A CN 104600218 A CN104600218 A CN 104600218A CN 201410790165 A CN201410790165 A CN 201410790165A CN 104600218 A CN104600218 A CN 104600218A
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- fluorescent tube
- oled
- electrode
- lighting device
- plastic film
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- 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
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- 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
- H10K71/10—Deposition of organic active material
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
Abstract
The invention provides a fabrication method for an OLED based lighting device and the OLED based lighting device. the method comprises the steps of step1, attaching first plastic film (21) to the outer wall of a lamp tube (1); step2, attaching second plastic film (22) at an opening of the lamp tube (1); step3, filling transparent conductive solutions in the lamp tube (1); step4, attaching a layer of transparent conductive solution film to the inner wall of the lamp tube (1); step5, forming a first electrode (31); step6, bonding a first electrode lead (311) on the first electrode (31); step7, forming an organic material layer and a second electrode (32) on the first electrode (31); step8, bonding a second electrode lead (312) on the second electrode (32); step9, filling inert gas or nitrogen (5) in the lamp tube (1); step10, arranging a lamp holder (6), and connecting the first electrode lead (311) and the second electrode lead (312) with positive and negative electrodes of the lamp holder (6) electrically respectively.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of manufacture method of the lighting device based on OLED and the lighting device based on OLED.
Background technology
Organic Light Emitting Diode (Organic Light Emitting Diode, OLED) there is, full width at half maximum (FWHM) (Full-Width Half-Maximum wide from main light emission, wave spectrum, the advantages such as FWHM) large, face is luminous, light seems softer, is a kind of potential light source.
The basic structure of OLED comprises anode, is formed at organic material layer and the negative electrode such as hole injection layer, hole transmission layer, luminescent layer, electron transfer layer on anode successively.When providing suitable voltage, the hole of anode and the electrons of negative electrode combine in luminescent layer, and according to the difference of organic material, produce light that is red, green or primary colors, if the organic layer superposition of three kinds of colors, can send the white light that illumination is used.
OLED belongs to solid-state lighting device, have that caloric value is low, power consumption is little, reaction speed is fast, wide viewing angle (close to 180 °), volume is little, face is luminous, the feature such as flexibility and extensibility, relative to the LED light device of current comparative maturity, because OLED is planar light source, be more suitable for indoor general illumination, and do not need bulky radiator, and visual angle is very wide, does not dazzle light.The visual angle of LED illumination is very narrow, needs lens luminous intensity distribution just can use, and therefore OLED will be the latest generation lighting source after LED, the following illuminations that also may replace traditional high energy consumption together with the LED as point-source of light.
At present based in the lighting device of OLED, the making of organic luminous layer mainly adopts vacuum evaporation, the i.e. raw material of the film to be formed of heating evaporation internal tank in a vacuum, its atom or molecule are overflowed from surface gasification, and form vapor stream, the surface inciding solid substrate or substrate forms solid film, but the equipment investment of this technology and maintenance cost costliness, waste of material is serious, is difficult to realize large area film forming, and is not suitable for the film forming of complex-shaped curved surface fluorescent tube.
Summary of the invention
The object of the present invention is to provide a kind of manufacture method of the lighting device based on OLED, the mode of solution film forming is adopted to form OLED film at the inwall of fluorescent tube, make the lighting device based on OLED with electricity-saving lamp or fluorescent lamp shape, thus can directly assign the enterprising enforcement of the lamp socket in family, factory and public field to use.
Another object of the present invention is to provide a kind of lighting device based on OLED, its lamp tube shapes is identical with the shape of existing electricity-saving lamp or fluorescent lamp, and tube inner wall adopts solution film forming mode to form OLED film, and structure is simple, and light is soft, and power consumption is little.
For achieving the above object, the invention provides a kind of manufacture method of the lighting device based on OLED, comprise the steps:
Step 1, provide fluorescent tube, stick the first plastic film at the outer wall of described fluorescent tube, make it be wrapped up by outer wall of described fluorescent tube;
Step 2, stick the second plastic film at the aperture position of described fluorescent tube, described second plastic film is opening-like near the side of described fluorescent tube inside;
Step 3, described fluorescent tube to be immersed in electrically conducting transparent solution, make described fluorescent tube inside be full of described electrically conducting transparent solution;
Step 4, described fluorescent tube to be taken out from electrically conducting transparent solution, and overturn described fluorescent tube the solution of its inside is all poured out, make the inwall attachment layer of transparent conducting solution film of described fluorescent tube;
Step 5, described fluorescent tube is put into high temperature drying case, make the solvent evaporates in described electrically conducting transparent solution film, form the first electrode;
Step 6, on the first electrode near the side of described second plastic film open, bond the first contact conductor, and remove described second plastic film;
Step 7, method according to step 3 ~ step 5, form hole injection layer, hole transmission layer, luminescent layer, electron transfer layer and the second electrode on the first electrode successively;
Step 8, bond the second contact conductor on described second electrode, and remove described first plastic film;
Step 9, described fluorescent tube is put into inert gas or nitrogen box, make described fluorescent tube inside be full of inert gas or nitrogen;
Step 10, lamp holder is set at the opening part of described fluorescent tube, and first, second contact conductor described is electrically connected with the positive and negative electrode of described lamp holder respectively.
The material of first, second plastic film described is PETG.
The second plastic film in described step 2 and the distance between the aperture position of described fluorescent tube are 0mm ~ 10mm.
Electrically conducting transparent solution in described step 3 is electrically conducting transparent ink or electrically conducting transparent silver slurry.
Use conductive tape to be bonded in by first, second contact conductor described respectively on first, second electrode described, described conductive tape is aluminium conductive tape or copper conductive adhesive band.
Respectively the organic material of hole injection layer, hole transmission layer, luminescent layer and electron transfer layer is dissolved in solvent in described step 7, form organic material solution, adopt the method for step 3 ~ step 5 again, form the organic material layers such as hole injection layer, hole transmission layer, luminescent layer and electron transfer layer successively on the first electrode.
Second contact conductor described in area bonded in described step 8 corresponding to the non-opening side of the second plastic film.
The light that described luminescent layer sends is the light of white light, gold-tinted, ruddiness or other any colors.
The present invention also provides a kind of lighting device based on OLED, comprise fluorescent tube, be located at the lamp holder of described fluorescent tube opening part, the inert gas being filled in described fluorescent tube inside or nitrogen, the first electrode, hole injection layer, hole transmission layer, luminescent layer, electron transfer layer and the second electrode be formed at successively on described tube inner wall, first, second electrode described is electrically connected respectively by the positive and negative electrode of first, second contact conductor and described lamp holder.
First, second contact conductor described is bonded on first, second electrode described respectively by conductive tape, described conductive tape is aluminium conductive tape or copper conductive adhesive band, and the light that described luminescent layer sends is the light of white light, gold-tinted, ruddiness or other any colors.
Beneficial effect of the present invention: the manufacture method of a kind of lighting device based on OLED provided by the invention, the mode of solution film forming is adopted to form OLED film at the inwall of fluorescent tube, make the lighting device based on OLED with electricity-saving lamp or fluorescent lamp shape, the enterprising enforcement of the lamp socket in family, factory and public field can be directly assigned to use, its processing procedure is simple, tube inner wall uniform film thickness, and the curved surface fluorescent tube going for various complexity.A kind of lighting device based on OLED provided by the invention, its lamp tube shapes is identical with the shape of existing electricity-saving lamp or fluorescent lamp, and tube inner wall adopts solution film forming mode to form OLED film, and structure is simple, and light is soft, and power consumption is little.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the flow chart of the manufacture method of the lighting device that the present invention is based on OLED;
Fig. 2-3 is for the present invention is based on the schematic diagram of the step 1 of the manufacture method of the lighting device of OLED;
Fig. 4 is the schematic diagram of the step 2 of the manufacture method of the lighting device that the present invention is based on OLED;
Fig. 5 is the schematic top plan view of Fig. 4;
Fig. 6 is the schematic diagram of the step 5 of the manufacture method of the lighting device that the present invention is based on OLED;
Fig. 7 is the schematic top plan view of Fig. 6;
Fig. 8 is the schematic diagram of the step 6 of the manufacture method of the lighting device that the present invention is based on OLED;
Fig. 9 is the schematic top plan view of Fig. 8;
Figure 10 is the schematic diagram of the step 7 of the manufacture method of the lighting device that the present invention is based on OLED;
Figure 11 is the schematic diagram of the step 8 of the manufacture method of the lighting device that the present invention is based on OLED;
Figure 12 is the schematic diagram of the step 9 of the manufacture method of the lighting device that the present invention is based on OLED;
Figure 13 is the schematic diagram of the step 10 of the manufacture method of the lighting device that the present invention is based on OLED and the present invention is based on the schematic diagram of lighting device of OLED;
Figure 14 is the partial cutaway schematic of Figure 13;
Figure 15 is the schematic diagram of the another kind of form of the lighting device that the present invention is based on OLED;
Figure 16 is the schematic diagram of another form of the lighting device that the present invention is based on OLED.
Embodiment
For further setting forth the technological means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Refer to Fig. 1, the invention provides a kind of manufacture method of the lighting device based on OLED, comprise the steps:
Step 1, please refer to Fig. 2 and Fig. 3, provide fluorescent tube 1, stick the first plastic film 21 at the outer wall of described fluorescent tube 1, make it be wrapped up by outer wall of described fluorescent tube 1, to prevent from making fluorescent tube 1 outer wall attach solvent in follow-up film formation step.
As shown in Figure 2, the profile of described fluorescent tube 1 is a untight annular, and there is place's aperture position centre.
Step 2, please refer to Fig. 4 and Fig. 5, the second plastic film 22 is sticked at the aperture position of described fluorescent tube 1, as shown in Figure 5, described second plastic film 22 is opening-like near the side of described fluorescent tube 1 inside, the first electrode that its object is to make to make in subsequent step can have one section of edge being connected directly to fluorescent tube 1 opening, so that connecting electrode lead-in wire.
Preferably, the material of described first plastic film 21, second plastic film 22 is PETG (PET).
Preferably, the distance between described second plastic film 22 and the aperture position of described fluorescent tube 1 is 0mm ~ 10mm.
Step 3, described fluorescent tube 1 to be immersed in electrically conducting transparent solution, make described fluorescent tube 1 inside be full of described electrically conducting transparent solution.
Preferably, described electrically conducting transparent solution is electrically conducting transparent ink or electrically conducting transparent silver slurry.
Step 4, described fluorescent tube 1 to be taken out from electrically conducting transparent solution, and overturn described fluorescent tube 1 solution of its inside is all poured out, make the inwall attachment layer of transparent conducting solution film of described fluorescent tube 1.
Step 5, please refer to Fig. 6 and Fig. 7, described fluorescent tube 1 is put into high temperature drying case, make the solvent evaporates in described electrically conducting transparent solution film, form the first electrode 31.
Step 6, please refer to Fig. 8 and Fig. 9, near the side of described second plastic film 22 opening on described first electrode 31, bond the first contact conductor 311, and remove described second plastic film 22, the first now obtained electrode 31 be except structure except covering fluorescent tube 1 inwall major part region, also having the length being connected to fluorescent tube 1 edge is the strip structure of 0mm ~ 10mm, and namely described first contact conductor 311 is bonded in this strip structure.
Particularly, use conductive tape to be bonded on described first electrode 31 by described first contact conductor 311, preferably, described conductive tape is aluminium conductive tape or copper conductive adhesive band.
Step 7, refer to Figure 10, according to the method for step 3 ~ step 5, described first electrode 31 forms hole injection layer 41, hole transmission layer 42, luminescent layer 43, electron transfer layer 44 and the second electrode 32 successively.
Particularly, respectively the organic material of hole injection layer 41, hole transmission layer 42, luminescent layer 43 and electron transfer layer 44 is dissolved in solvent, form organic material solution, adopt the method for step 3 ~ step 5 more respectively, described first electrode 31 forms the organic material layers such as hole injection layer 41, hole transmission layer 42, luminescent layer 43 and electron transfer layer 44 successively, described second electrode 32 can conduct electricity, and it can be opaque electrode.
The light that described luminescent layer 43 sends can be the light of white light, gold-tinted, ruddiness or other any colors.
Step 8, refer to Figure 11, described second electrode 32 bonds the second contact conductor 321, and removes described first plastic film 21.
Particularly, use conductive tape to be bonded on described second electrode 32 by described second contact conductor 321, preferably, described conductive tape is aluminium conductive tape or copper conductive adhesive band.
Preferably, the second contact conductor 321 described in the area bonded corresponding to the non-opening side of the second plastic film 22.
Step 9, refer to Figure 12, described fluorescent tube 1 is put into inert gas or nitrogen box, makes described fluorescent tube 1 inside be full of inert gas or nitrogen 5.
Step 10, refer to Figure 13 and Figure 14, lamp holder 6 is set at the opening part of described fluorescent tube 1, and described first electricity, the second contact conductor 311,321 are electrically connected with the positive and negative electrode of described lamp holder 6 respectively.
In the manufacture method of the above-mentioned lighting device based on OLED, the mode of solution film forming is adopted to form OLED film at the inwall of fluorescent tube, make the lighting device based on OLED with electricity-saving lamp or fluorescent lamp shape, thus can directly assign the enterprising enforcement of the lamp socket in family, factory and public field to use, its processing procedure is simple, tube inner wall uniform film thickness, and the curved surface fluorescent tube going for various complexity.
Refer to Figure 13, the present invention also provides a kind of lighting device based on OLED, comprise fluorescent tube 1, be located at the lamp holder 6 of described fluorescent tube 1 opening part, the inert gas being filled in described fluorescent tube 1 inside or nitrogen 5, the first electrode 31, hole injection layer 41, hole transmission layer 42, luminescent layer 43, electron transfer layer 44 and the second electrode 32 be formed at successively on described fluorescent tube 1 inwall, first, second electrode 31,32 described is electrically connected respectively by the positive and negative electrode of first, second contact conductor 311,321 and described lamp holder 6.
Particularly, first, second contact conductor 311,321 described is bonded on first, second electrode 31,32 described respectively by conductive tape, described conductive tape is aluminium conductive tape or copper conductive adhesive band, and the light that described luminescent layer 5 sends is the light of white light, gold-tinted, ruddiness or other any colors.
It is worth mentioning that, lighting device based on OLED of the present invention also can be the structure as shown in Figure 14 or Figure 15, the difference of the structure shown in itself and Figure 13 is, the shape of its fluorescent tube 1 is the curved surface more more complicated than the structure in Figure 13 as shown in figure 14 or helical form as shown in figure 15, and the film build method of other structures of this lighting device and tube inner wall is all identical with the lighting device based on OLED in Figure 13, do not repeating herein.
Above-mentioned based in the lighting device of OLED, its lamp tube shapes is identical with the shape of existing electricity-saving lamp or fluorescent lamp, tube inner wall adopts solution film forming mode to form OLED film, directly can assign as LED light device and directly use on existing lamp socket, and structure is simple, light is soft, and power consumption is little.
In sum, the manufacture method of a kind of lighting device based on OLED provided by the invention, the mode of solution film forming is adopted to form OLED film at the inwall of fluorescent tube, make the lighting device based on OLED with electricity-saving lamp or fluorescent lamp shape, thus can directly assign the enterprising enforcement of the lamp socket in family, factory and public field to use, its processing procedure is simple, tube inner wall uniform film thickness, and the curved surface fluorescent tube going for various complexity.A kind of lighting device based on OLED provided by the invention, its lamp tube shapes is identical with the shape of existing electricity-saving lamp or fluorescent lamp, and tube inner wall adopts solution film forming mode to form OLED film, and structure is simple, and light is soft, and power consumption is little.
The above, for the person of ordinary skill of the art, can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection range that all should belong to the claims in the present invention.
Claims (10)
1. based on a manufacture method for the lighting device of OLED, it is characterized in that, comprise the steps:
Step 1, provide fluorescent tube (1), stick the first plastic film (21) at the outer wall of described fluorescent tube (1), make it be wrapped up by outer wall of described fluorescent tube (1);
Step 2, stick the second plastic film (22) at the aperture position of described fluorescent tube (1), described second plastic film (22) is opening-like near the side that described fluorescent tube (1) is inner;
Step 3, described fluorescent tube (1) to be immersed in electrically conducting transparent solution, make described fluorescent tube (1) inside be full of described electrically conducting transparent solution;
Step 4, described fluorescent tube (1) to be taken out from electrically conducting transparent solution, and overturn described fluorescent tube (1) solution of its inside is all poured out, make the inwall attachment layer of transparent conducting solution film of described fluorescent tube (1);
Step 5, described fluorescent tube (1) is put into high temperature drying case, make the solvent evaporates in described electrically conducting transparent solution film, form the first electrode (31);
Step 6, in the upper side near described second plastic film (22) opening of described first electrode (31), bond the first contact conductor (311), and remove described second plastic film (22);
Step 7, method according to step 3 ~ step 5, described first electrode (31) is formed hole injection layer (41), hole transmission layer (42), luminescent layer (43), electron transfer layer (44) and the second electrode (32) successively;
Step 8, at upper bonding second contact conductor (321) of described second electrode (32), and remove described first plastic film (21);
Step 9, described fluorescent tube (1) is put into inert gas or nitrogen box, make described fluorescent tube (1) inside be full of inert gas or nitrogen (5);
Step 10, lamp holder (6) is set at the opening part of described fluorescent tube (1), and first, second contact conductor described (311,321) is electrically connected with the positive and negative electrode of described lamp holder (6) respectively.
2., as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, the material of first, second plastic film described (21,22) is PETG.
3., as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, the second plastic film (22) in described step 2 and the distance between the aperture position of described fluorescent tube (1) are 0mm ~ 10mm.
4. as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, the electrically conducting transparent solution in described step 3 is electrically conducting transparent ink or electrically conducting transparent silver slurry.
5. as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, use conductive tape to be bonded in by first, second contact conductor described (311,321) respectively on described first, second electrode (31,32), described conductive tape is aluminium conductive tape or copper conductive adhesive band.
6. as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, respectively the organic material of hole injection layer (41), hole transmission layer (42), luminescent layer (43) and electron transfer layer (44) is dissolved in solvent in described step 7, form organic material solution, adopt the method for step 3 ~ step 5 again, described first electrode (31) is formed the organic material layers such as hole injection layer (41), hole transmission layer (42), luminescent layer (43) and electron transfer layer (44) successively.
7., as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, the second contact conductor (321) described in the area bonded in described step 8 corresponding to the non-opening side of the second plastic film (22).
8., as claimed in claim 1 based on the manufacture method of the lighting device of OLED, it is characterized in that, the light that described luminescent layer (43) sends is the light of white light, gold-tinted, ruddiness or other any colors.
9. the lighting device based on OLED, it is characterized in that, comprise fluorescent tube (1), be located at the lamp holder (6) of described fluorescent tube (1) opening part, be filled in the inner inert gas of described fluorescent tube (1) or nitrogen (5), be formed at the first electrode (31) on described fluorescent tube (1) inwall successively, hole injection layer (41), hole transmission layer (42), luminescent layer (43), electron transfer layer (44), and second electrode (32), described first, second electrode (31, 32) respectively by first, second contact conductor (311, 321) with described lamp holder (6) just, negative electrode is electrically connected.
10. as claimed in claim 9 based on the lighting device of OLED, it is characterized in that, first, second contact conductor described (311,321) is bonded on described first, second electrode (31,32) respectively by conductive tape, described conductive tape is aluminium conductive tape or copper conductive adhesive band, and the light that described luminescent layer (5) sends is the light of white light, gold-tinted, ruddiness or other any colors.
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| CN201410790165.3A CN104600218B (en) | 2014-12-17 | 2014-12-17 | Preparation method based on the lighting device of OLED and the lighting device based on OLED |
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| CN201410790165.3A CN104600218B (en) | 2014-12-17 | 2014-12-17 | Preparation method based on the lighting device of OLED and the lighting device based on OLED |
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| CN104600218B CN104600218B (en) | 2017-03-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062098A (en) * | 2017-06-23 | 2017-08-18 | 长春光机医疗仪器有限公司 | Medical OLED operation shadowless lamps |
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| CN2713286Y (en) * | 2004-03-02 | 2005-07-27 | 涂一波 | Bulb type organic light emitting diode lamp |
| JP2010245164A (en) * | 2009-04-02 | 2010-10-28 | Fujitec International Inc | Light-emitting device and heat release method of the same |
| CN102685958A (en) * | 2011-03-14 | 2012-09-19 | 财团法人工业技术研究院 | Organic light emitting device and method of forming the same |
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- 2014-12-17 CN CN201410790165.3A patent/CN104600218B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2713286Y (en) * | 2004-03-02 | 2005-07-27 | 涂一波 | Bulb type organic light emitting diode lamp |
| JP2010245164A (en) * | 2009-04-02 | 2010-10-28 | Fujitec International Inc | Light-emitting device and heat release method of the same |
| CN102685958A (en) * | 2011-03-14 | 2012-09-19 | 财团法人工业技术研究院 | Organic light emitting device and method of forming the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107062098A (en) * | 2017-06-23 | 2017-08-18 | 长春光机医疗仪器有限公司 | Medical OLED operation shadowless lamps |
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| CN104600218B (en) | 2017-03-08 |
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