CN104362167A - Organic electroluminescent display panel, substrate and manufacturing method thereof and display device - Google Patents
Organic electroluminescent display panel, substrate and manufacturing method thereof and display device Download PDFInfo
- Publication number
- CN104362167A CN104362167A CN201410584434.0A CN201410584434A CN104362167A CN 104362167 A CN104362167 A CN 104362167A CN 201410584434 A CN201410584434 A CN 201410584434A CN 104362167 A CN104362167 A CN 104362167A
- Authority
- CN
- China
- Prior art keywords
- glass substrate
- viewing area
- substrate
- area
- sunk structure
- 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.)
- Pending
Links
Abstract
The invention discloses an organic electroluminescent display panel, a substrate and a manufacturing method thereof, and a display device. The substrate of the organic electroluminescent display panel comprises a glass substrate, a thin-film transistor and an organic electroluminescent structure, wherein the thin-film transistor and the organic electroluminescent structure are arranged in a display area of the glass substrate. Since one side of the substrate with the organic electroluminescent structure and a packaging area surrounding the display area are provided with a plurality of recess structures and the glass substrate can be exposed through the recess structures, glass powder can contact with the exposed glass substrate to realize seamless sealing when the glass powder is used for packaging the substrate and a glass cover plate. In addition, packaging superficial area of the glass powder and the substrate can be enlarged by the recess structure, packaging intensity of the glass powder and the substrate can be increased, and sealing performance of the organic electroluminescent display panel is improved. Further, the problem of short service life due to poor sealing performance of the organic electroluminescent display panel can be avoided.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of organic EL display panel, substrate and preparation method thereof, display unit.
Background technology
In existing flat-panel display device, organic elctroluminescent device (OrganicElectroluminesecent Display, OLED) by means of features such as its low-power consumption, high color saturation, wide viewing angles, the main flow in display field is become gradually.
Existing OLED generally comprises: the glass substrate relatively put and glass cover-plate, and the organic electroluminescence structure between glass substrate and glass cover-plate; Wherein, the negative electrode in organic electroluminescence structure and luminescent layer very easily react with steam and oxygen.When the sealing effectiveness of glass substrate and glass cover-plate is not good, steam in external environment and oxygen infiltrate in OLED by encapsulation defective region, negative electrode and steam and oxygen reaction can produce bubble, negative electrode is come off from luminescent layer, luminescent layer and oxygen reaction can produce the carbonyls of point-like darkly, this carbonyls is a kind of quencher, the luminous efficiency of luminescent layer can be reduced, affect the stability of light emitting layer luminesces, thus greatly shorten the useful life of OLED, therefore, the encapsulation technology of OLED seems particularly important.
In traditional encapsulation technology, epoxy resin is adopted to encapsulate glass substrate and glass cover-plate.Owing to carrying out in the process of ultra-violet curing process to epoxy resin, a small amount of steam and oxygen can be produced, in order to avoid the steam that produces and oxygen and negative electrode and luminescent layer react and cause bad, generally at the groove of glass cover-plate side setting for placing drier.Drier can be divided into solid drier and liquid drier.The ability that liquid drier absorbs steam and oxygen is poor, and drying effect is not good; Although the ability that solid drier absorbs steam and oxygen is comparatively strong, be not suitable for top-emitting OLED device.
At present, the general glass dust encapsulation technology that adopts encapsulates glass substrate and glass cover-plate.Glass dust encapsulation technology does not need to use drier, goes for top-emitting OLED device and bottom emitting type OLED.Glass dust can realize seamless sealing-in with glass cover-plate, but, the insulation film formed in the viewing area of glass substrate side can extend to packaging area, glass dust directly can not be contacted with glass substrate, the sealing-in poor effect of glass dust and insulation film, cause the sealing effectiveness of OLED not good, easily produce above-mentioned bad, affect the useful life of OLED.
Therefore, how improving the sealing of OLED, is the technical problem that those skilled in the art need solution badly.
Summary of the invention
In view of this, embodiments provide substrate of a kind of organic EL display panel and preparation method thereof, organic EL display panel, display unit, the problem that the sealing in order to solve the organic EL display panel existed in prior art is not good.
Therefore, embodiments provide a kind of substrate of organic EL display panel, comprising: glass substrate and be positioned at the thin-film transistor of viewing area and the organic electroluminescence structure of described glass substrate;
There is at described substrate the side of described organic electroluminescence structure, and in the packaging area surrounding described viewing area, there is multiple sunk structure; Each described sunk structure exposes described glass substrate.
In a kind of possible implementation, in the aforesaid substrate that the embodiment of the present invention provides, each described sunk structure is an annular recess surrounding described viewing area; Or each described sunk structure is a cylindrical sunk structure.
In a kind of possible implementation, in the aforesaid substrate that the embodiment of the present invention provides, the maximum height that described glass substrate is positioned at described packaging area is less than or equal to the height that described glass substrate is positioned at described viewing area.
The embodiment of the present invention additionally provides a kind of organic EL display panel, comprising: the aforesaid substrate that the embodiment of the present invention provides, and and that put glass cover-plate relative with described substrate.
The embodiment of the present invention additionally provides a kind of display unit, comprising: the above-mentioned organic EL display panel that the embodiment of the present invention provides.
The embodiment of the present invention additionally provides a kind of manufacture method of substrate of organic EL display panel, comprising: in the viewing area of glass substrate, form thin-film transistor and organic electroluminescence structure; Also comprise:
Multiple sunk structure is formed in the packaging area that substrate surrounds viewing area; Wherein, each described sunk structure and described organic electroluminescence structure are positioned at the same side of described substrate, and each described sunk structure exposes described glass substrate.
In a kind of possible implementation, in the said method that the embodiment of the present invention provides, first surround the multiple sunk structure of the interior formation of packaging area of viewing area on the glass substrate;
Afterwards, in the viewing area of glass substrate being formed with described sunk structure, thin-film transistor and organic electroluminescence structure is formed.
In a kind of possible implementation, in the said method that the embodiment of the present invention provides, form multiple sunk structure in the described packaging area surrounding viewing area on the glass substrate, specifically comprise:
Surround the interior annular recess forming the described viewing area of multiple encirclement of packaging area of viewing area on the glass substrate; Or, surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate; Wherein, the maximum height that described glass substrate is positioned at described packaging area is less than or equal to the height that described glass substrate is positioned at described viewing area.
In a kind of possible implementation, in the said method that the embodiment of the present invention provides, the annular recess of the described viewing area of the multiple encirclement of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area is less than the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess with first degree of depth forming a described viewing area of encirclement of packaging area of viewing area on the glass substrate;
Adopt patterning processes in the region that described glass substrate is corresponding with the described annular recess with first degree of depth, form the annular recess with second degree of depth of the described viewing area of multiple encirclement; Or,
The annular recess of the described viewing area of the multiple encirclement of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area equals the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess forming the described viewing area of multiple encirclement of packaging area of viewing area on the glass substrate.
In a kind of possible implementation, in the said method that the embodiment of the present invention provides, the multiple cylindrical sunk structure of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area is less than the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess forming a described viewing area of encirclement of packaging area of viewing area on the glass substrate;
Patterning processes is adopted to form multiple cylindrical sunk structure in the region that described glass substrate is corresponding with described annular recess; Or,
The multiple cylindrical sunk structure of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area equals the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate.
Substrate of the above-mentioned organic EL display panel that the embodiment of the present invention provides and preparation method thereof, organic EL display panel, display unit, the substrate of organic EL display panel comprises: glass substrate and be positioned at the thin-film transistor of viewing area and the organic electroluminescence structure of glass substrate; Owing to there is at substrate the side of organic electroluminescence structure and in the packaging area surrounding viewing area, there is multiple sunk structure; Each sunk structure can expose glass substrate, like this, when utilizing glass dust that substrate and cover-plate glass are carried out packaging technology, glass dust can contact with the glass substrate exposed and realize seamless sealing-in, and, this sunk structure can also increase the sealing-in surface area of glass dust and substrate, thus the sealing strength of glass dust and substrate can be increased, improve the sealing of organic EL display panel, and then the problem sealing due to organic EL display panel can avoided not good and cause its life-span short.
Accompanying drawing explanation
One of schematic top plan view of the substrate of the organic EL display panel that Fig. 1 a provides for the embodiment of the present invention;
Fig. 1 b is the cutaway view of Fig. 1 a along AA direction;
The schematic top plan view two of the substrate of the organic EL display panel that Fig. 2 a provides for the embodiment of the present invention;
Fig. 2 b is the cutaway view of Fig. 2 a along BB direction;
Fig. 3 and Fig. 4 is respectively the structural representation three of the substrate of the organic EL display panel that the embodiment of the present invention provides;
The structural representation of the organic EL display panel that Fig. 5 provides for the embodiment of the present invention;
Fig. 6 and Fig. 7 is respectively one of flow chart of the manufacture method of the substrate of the organic EL display panel that the embodiment of the present invention provides;
Fig. 8 a and Fig. 8 b is respectively one of each step structural representation after execution in the manufacture method of the substrate of the organic EL display panel that the embodiment of the present invention provides;
The flow chart two of the manufacture method of the substrate of the organic EL display panel that Fig. 9 provides for the embodiment of the present invention;
Each step in the manufacture method of the substrate of the organic EL display panel that Figure 10 provides for embodiment of the present invention structural representation two after execution.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of substrate of the organic EL display panel that the embodiment of the present invention provides and preparation method thereof, organic EL display panel, display unit is described in detail.Obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiments.Based on described embodiments of the invention, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, all belongs to the scope of protection of the invention.
The substrate 100 of a kind of organic EL display panel that the embodiment of the present invention provides, as shown in Fig. 1 a, Fig. 1 b, Fig. 2 a and Fig. 2 b, (Fig. 1 b is the cutaway view of Fig. 1 a along AA direction, Fig. 2 b is the cutaway view of Fig. 2 a along BB direction), comprising: glass substrate 1 and be positioned at the thin-film transistor of viewing area 2 and the organic electroluminescence structure 3 of glass substrate 1;
There is at substrate 100 side of organic electroluminescence structure 3, and in the packaging area 4 surrounding viewing area 2, there is multiple sunk structure; Each sunk structure exposes glass substrate 1.
The aforesaid substrate that the embodiment of the present invention provides, owing to having the side of organic electroluminescence structure and have multiple sunk structure in the packaging area surrounding viewing area at substrate; Each sunk structure can expose glass substrate, like this, when utilizing glass dust that substrate and cover-plate glass are carried out packaging technology, glass dust can contact with the glass substrate exposed and realize seamless sealing-in, and, this sunk structure can also increase the sealing-in surface area of glass dust and substrate, thus the sealing strength of glass dust and substrate can be increased, improve the sealing of organic EL display panel, and then the problem sealing due to organic EL display panel can avoided not good and cause its life-span short.
In the specific implementation, in the aforesaid substrate that the embodiment of the present invention provides, as illustrated in figs. ia and ib, each sunk structure is specifically as follows the annular recess a that is surrounded viewing area 2, Fig. 1 a and Fig. 1 b is to illustrate that four annular recess a surrounding viewing area 2 are described, and preferably, the degree of depth of each annular recess a can be equal, the spacing of each annular recess a can be equal, do not limit at this; Or as shown in Figure 2 a and 2 b, each sunk structure also can be specifically a cylindrical sunk structure b, and preferably, the degree of depth of each cylindrical sunk structure b can be equal, and the spacing of each cylindrical sunk structure b can be equal, do not limit at this.
In the specific implementation, in the aforesaid substrate that the embodiment of the present invention provides, as shown in Fig. 1 a, Fig. 1 b, Fig. 2 a and Fig. 2 b, the maximum height that glass substrate 1 is positioned at packaging area 4 can equal the height that glass substrate 1 is positioned at viewing area 2; Or as shown in Figure 3 and Figure 4, the maximum height that glass substrate 1 is positioned at packaging area 4 also can be less than the height that glass substrate 1 is positioned at viewing area 2; Do not limit at this.Particularly, when the aforesaid substrate utilizing glass dust to provide the embodiment of the present invention and glass cover-plate carry out packaging technology, glass dust is being carried out in the process of lf, the maximum height that glass substrate is positioned at packaging area is less than the height that glass substrate is positioned at viewing area, the glass dust being arranged in packaging area can be avoided to overflow to viewing area and corrode the luminescent layer of organic electroluminescence structure, thus avoid the display quality affecting organic EL display panel, and, also reduce the requirement of the height to the glass dust be coated on glass cover-plate, thus can Simplified flowsheet.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of organic EL display panel, as shown in Figure 5, comprising: the aforesaid substrate 100 that the embodiment of the present invention provides, and and that put glass cover-plate 200 relative with substrate 100.The enforcement of this organic EL display panel see the embodiment of aforesaid substrate, can repeat part and repeats no more.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of display unit, comprising: the above-mentioned organic EL display panel that the embodiment of the present invention provides.This display unit can be: any product or parts with Presentation Function such as mobile phone, panel computer, television set, display, notebook computer, DPF, navigator.The enforcement of this display unit see the embodiment of above-mentioned organic EL display panel, can repeat part and repeats no more.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of manufacture method of substrate of organic EL display panel, as shown in Figure 6, comprises the steps:
S601, in the viewing area of glass substrate, form thin-film transistor and organic electroluminescence structure;
S602, on substrate, surround viewing area packaging area in form multiple sunk structure; Wherein, each sunk structure and organic electroluminescence structure are positioned at the same side of substrate, and each sunk structure exposes glass substrate.
It should be noted that, in the specific implementation, the step S601 in the said method that the embodiment of the present invention provides and the execution of step S602 do not have sequencing, do not limit at this.
The said method that the embodiment of the present invention provides, due on substrate, surround viewing area packaging area in form multiple sunk structure, each sunk structure can expose glass substrate, like this, when utilizing glass dust that substrate and cover-plate glass are carried out packaging technology, glass dust can contact with the glass substrate exposed and realize seamless sealing-in, and, this sunk structure can also increase the sealing-in surface area of glass dust and substrate, thus the sealing strength of glass dust and substrate can be increased, improve the sealing of organic EL display panel, and then the sealing due to organic EL display panel can be avoided not good and the problem causing its life-span short.
In the specific implementation, formerly the step S601 performed in the said method that provides of the embodiment of the present invention forms thin-film transistor and organic electroluminescence structure in the viewing area of glass substrate, perform when forming multiple sunk structure in packaging area that step S602 surrounds viewing area on substrate afterwards again, glass substrate is exposed in order to enable the sunk structure of formation, etching is needed to be positioned at the insulation film of the packaging area of substrate, this insulation film is generally the gate insulation layer etc. when forming thin-film transistor, the material of gate insulation layer is generally the inorganic matter that silicon nitride or silica etc. not easily etch, the difficulty that etching forms sunk structure can be increased like this.
Based on this, in the said method that the embodiment of the present invention provides, first can perform the multiple sunk structure of the interior formation of packaging area that step S602 surrounds viewing area on the glass substrate; Perform step S601 afterwards again and form thin-film transistor and organic electroluminescence structure in the viewing area of glass substrate being formed with sunk structure.Like this, formed in etching in the process of sunk structure, the insulation film that gate insulator layer etc. not easily etches can be avoided; And, the glass substrate being formed with sunk structure is formed in the process of thin-film transistor and organic electroluminescence structure, the insulation films (shown in the diagonal line hatches part as shown in Fig. 1 a, Fig. 1 b, Fig. 2 a, Fig. 2 b, Fig. 3 and Fig. 4) such as the gate insulation layer formed form tomography at sunk structure place, glass substrate can be exposed in the side of sunk structure, ensure seamless sealing-in between glass dust and glass substrate, increase the sealing strength of glass dust and substrate, improve the sealing of organic EL display panel.
In the specific implementation, when performing step S601 after formerly performing step S602, step S602 in the said method that the embodiment of the present invention provides surrounds the multiple sunk structure of the interior formation of packaging area of viewing area on the glass substrate, specifically can realize in the following manner: the interior annular recess forming multiple encirclement viewing area of packaging area surrounding viewing area on the glass substrate; Or, surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate; Wherein, the maximum height that glass substrate is positioned at packaging area is less than or equal to the height that glass substrate is positioned at viewing area.
In the specific implementation, when performing step S601 after formerly performing step S602, in the said method that the embodiment of the present invention provides, the annular recess that twice etching technique forms multiple encirclement viewing area can be carried out to glass substrate, the maximum height making glass substrate be positioned at packaging area is less than the height that glass substrate is positioned at viewing area, as shown in Figure 7, specifically can comprise the steps:
S701, employing patterning processes surround the interior annular recess with first degree of depth forming an encirclement viewing area of packaging area of viewing area on the glass substrate; As shown in Figure 8 a, glass substrate 1 is formed with the annular recess c with the first degree of depth h1;
S702, employing patterning processes form the annular recess with second degree of depth of multiple encirclement viewing area in the region that glass substrate is corresponding with the annular recess with first degree of depth; As shown in Figure 8 b, be formed with multiple annular recess a with the second degree of depth h2 in the annular recess c with the first degree of depth h1, wherein, the first degree of depth h1 and the second degree of depth h2 sum are less than the thickness H of glass substrate; Like this, the glass dust being arranged in packaging area can be avoided to overflow to viewing area and corrode the luminescent layer of organic electroluminescence structure, thus avoid the display quality affecting organic EL display panel; Further, the requirement of the height to the glass dust be coated on glass cover-plate is also reduced;
Or, also can carry out to glass substrate the annular recess that etching technics forms multiple encirclement viewing area, the maximum height making glass substrate be positioned at packaging area equals the height that glass substrate is positioned at viewing area, namely adopts patterning processes to surround the interior annular recess forming multiple encirclement viewing area of packaging area of viewing area on the glass substrate.
In the specific implementation, when performing step S601 after formerly performing step S602, in the said method that the embodiment of the present invention provides, twice etching technique can be carried out to glass substrate and form multiple cylindrical sunk structure, the maximum height making glass substrate be positioned at packaging area is less than the height that glass substrate is positioned at viewing area, as shown in Figure 9, specifically can comprise the steps:
S901, employing patterning processes surround the interior annular recess forming an encirclement viewing area of packaging area of viewing area on the glass substrate; As shown in Figure 8 a; Glass substrate 1 is formed with the annular recess c with the first degree of depth h1;
S902, employing patterning processes form multiple cylindrical sunk structure in the region that glass substrate is corresponding with annular recess; As shown in Figure 10, in annular recess c, multiple cylindrical sunk structure b is formed with; Like this, the glass dust being arranged in packaging area can be avoided to overflow to viewing area and corrode the luminescent layer of organic electroluminescence structure, thus avoid the display quality affecting organic EL display panel; Further, the requirement of the height to the glass dust be coated on glass cover-plate is also reduced;
Or, also can carry out an etching technics to glass substrate and form multiple cylindrical sunk structure, the maximum height making glass substrate be positioned at packaging area equals the height that glass substrate is positioned at viewing area, namely adopts patterning processes to surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate.
Substrate of a kind of organic EL display panel that the embodiment of the present invention provides and preparation method thereof, organic EL display panel, display unit, the substrate of organic EL display panel comprises: glass substrate and be positioned at the organic electroluminescence structure of viewing area of glass substrate; Owing to there is at substrate the side of organic electroluminescence structure and in the packaging area surrounding viewing area, there is multiple sunk structure; Each sunk structure can expose glass substrate, like this, when utilizing glass dust that substrate and cover-plate glass are carried out packaging technology, glass dust can contact with the glass substrate exposed and realize seamless sealing-in, and, this sunk structure can also increase the sealing-in surface area of glass dust and substrate, thus the sealing strength of glass dust and substrate can be increased, improve the sealing of organic EL display panel, and then the problem sealing due to organic EL display panel can avoided not good and cause its life-span short.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a substrate for organic EL display panel, comprising: glass substrate and be positioned at the thin-film transistor of viewing area and the organic electroluminescence structure of described glass substrate; It is characterized in that:
There is at described substrate the side of described organic electroluminescence structure, and in the packaging area surrounding described viewing area, there is multiple sunk structure; Each described sunk structure exposes described glass substrate.
2. substrate as claimed in claim 1, is characterized in that, each described sunk structure is an annular recess surrounding described viewing area; Or each described sunk structure is a cylindrical sunk structure.
3. substrate as claimed in claim 2, it is characterized in that, the maximum height that described glass substrate is positioned at described packaging area is less than or equal to the height that described glass substrate is positioned at described viewing area.
4. an organic EL display panel, is characterized in that, comprising: the substrate as described in any one of claim 1-3, and and that put glass cover-plate relative with described substrate.
5. a display unit, is characterized in that, comprising: organic EL display panel as claimed in claim 4.
6. a manufacture method for the substrate of organic EL display panel, comprising: in the viewing area of glass substrate, form thin-film transistor and organic electroluminescence structure; It is characterized in that, also comprise:
Multiple sunk structure is formed in the packaging area that substrate surrounds viewing area; Wherein, each described sunk structure and described organic electroluminescence structure are positioned at the same side of described substrate, and each described sunk structure exposes described glass substrate.
7. method as claimed in claim 6, is characterized in that, first surrounds the multiple sunk structure of the interior formation of packaging area of viewing area on the glass substrate;
Afterwards, in the viewing area of glass substrate being formed with described sunk structure, thin-film transistor and organic electroluminescence structure is formed.
8. method as claimed in claim 7, is characterized in that, forms multiple sunk structure, specifically comprise in the described packaging area surrounding viewing area on the glass substrate:
Surround the interior annular recess forming the described viewing area of multiple encirclement of packaging area of viewing area on the glass substrate; Or, surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate; Wherein, the maximum height that described glass substrate is positioned at described packaging area is less than or equal to the height that described glass substrate is positioned at described viewing area.
9. method as claimed in claim 8, it is characterized in that, the annular recess of the described viewing area of the multiple encirclement of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area is less than the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess with first degree of depth forming a described viewing area of encirclement of packaging area of viewing area on the glass substrate;
Adopt patterning processes in the region that described glass substrate is corresponding with the described annular recess with first degree of depth, form the annular recess with second degree of depth of the described viewing area of multiple encirclement; Or,
The annular recess of the described viewing area of the multiple encirclement of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area equals the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess forming the described viewing area of multiple encirclement of packaging area of viewing area on the glass substrate.
10. method as claimed in claim 8, it is characterized in that, the multiple cylindrical sunk structure of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area is less than the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the interior annular recess forming a described viewing area of encirclement of packaging area of viewing area on the glass substrate;
Patterning processes is adopted to form multiple cylindrical sunk structure in the region that described glass substrate is corresponding with described annular recess; Or,
The multiple cylindrical sunk structure of described formation, wherein, the maximum height that described glass substrate is positioned at described packaging area equals the height that described glass substrate is positioned at described viewing area, specifically comprises:
Patterning processes is adopted to surround the multiple cylindrical sunk structure of the interior formation of packaging area of viewing area on the glass substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410584434.0A CN104362167A (en) | 2014-10-27 | 2014-10-27 | Organic electroluminescent display panel, substrate and manufacturing method thereof and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410584434.0A CN104362167A (en) | 2014-10-27 | 2014-10-27 | Organic electroluminescent display panel, substrate and manufacturing method thereof and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104362167A true CN104362167A (en) | 2015-02-18 |
Family
ID=52529411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410584434.0A Pending CN104362167A (en) | 2014-10-27 | 2014-10-27 | Organic electroluminescent display panel, substrate and manufacturing method thereof and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104362167A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679770A (en) * | 2016-01-28 | 2016-06-15 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method thereof |
| CN107994058A (en) * | 2017-11-27 | 2018-05-04 | 京东方科技集团股份有限公司 | Display base plate and its manufacture method, display panel and its method for packing |
| CN110729311A (en) * | 2019-10-31 | 2020-01-24 | 京东方科技集团股份有限公司 | Array substrate, display panel and display device |
| US20220181583A1 (en) * | 2020-12-09 | 2022-06-09 | Samsung Display Co., Ltd. | Display device and method of providing the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6195142B1 (en) * | 1995-12-28 | 2001-02-27 | Matsushita Electrical Industrial Company, Ltd. | Organic electroluminescence element, its manufacturing method, and display device using organic electroluminescence element |
| CN1951154A (en) * | 2004-06-11 | 2007-04-18 | 三洋电机株式会社 | Display panel manufacturing method and display panel |
| CN102255056A (en) * | 2011-07-12 | 2011-11-23 | 上海大学 | Method for reinforcing sealing performance of Organic Light-Emitting Diode (OLED) device sealed by glass material |
| US20120056523A1 (en) * | 2010-09-02 | 2012-03-08 | Byung-Uk Han | Flat panel display apparatus and mother substrate for flat panel display apparatus |
-
2014
- 2014-10-27 CN CN201410584434.0A patent/CN104362167A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6195142B1 (en) * | 1995-12-28 | 2001-02-27 | Matsushita Electrical Industrial Company, Ltd. | Organic electroluminescence element, its manufacturing method, and display device using organic electroluminescence element |
| CN1951154A (en) * | 2004-06-11 | 2007-04-18 | 三洋电机株式会社 | Display panel manufacturing method and display panel |
| US20120056523A1 (en) * | 2010-09-02 | 2012-03-08 | Byung-Uk Han | Flat panel display apparatus and mother substrate for flat panel display apparatus |
| CN102255056A (en) * | 2011-07-12 | 2011-11-23 | 上海大学 | Method for reinforcing sealing performance of Organic Light-Emitting Diode (OLED) device sealed by glass material |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679770A (en) * | 2016-01-28 | 2016-06-15 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method thereof |
| WO2017128736A1 (en) * | 2016-01-28 | 2017-08-03 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method therefor, and corresponding display panel and display device |
| CN105679770B (en) * | 2016-01-28 | 2019-02-26 | 京东方科技集团股份有限公司 | Array substrate and its manufacturing method |
| US10304856B2 (en) | 2016-01-28 | 2019-05-28 | Boe Technology Group Co., Ltd. | Array substrate and methods of manufacturing same, and display panel and display apparatus including the array substrate |
| CN107994058A (en) * | 2017-11-27 | 2018-05-04 | 京东方科技集团股份有限公司 | Display base plate and its manufacture method, display panel and its method for packing |
| WO2019100874A1 (en) * | 2017-11-27 | 2019-05-31 | 京东方科技集团股份有限公司 | Display substrate and manufacturing method thereof, corresponding display panel and packaging method thereof |
| CN107994058B (en) * | 2017-11-27 | 2019-08-27 | 京东方科技集团股份有限公司 | Display base plate and its manufacturing method, display panel and its packaging method |
| CN110729311A (en) * | 2019-10-31 | 2020-01-24 | 京东方科技集团股份有限公司 | Array substrate, display panel and display device |
| CN110729311B (en) * | 2019-10-31 | 2023-09-05 | 京东方科技集团股份有限公司 | Array substrate, display panel and display device |
| US20220181583A1 (en) * | 2020-12-09 | 2022-06-09 | Samsung Display Co., Ltd. | Display device and method of providing the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160293886A1 (en) | Organic light-emitting diode (oled) display panel and manufacturing method thereof | |
| US10879322B2 (en) | Pixel definition layer, organic light-emitting device and manufacturing method thereof, display apparatus | |
| CN109904211A (en) | A kind of array substrate, its production method, display panel and display device | |
| US10367170B2 (en) | Light emitting device with irregularities located on a first light transmissive substrate and a second light transmissive substrate | |
| US9793506B2 (en) | Display panel with annular protrusion and annular groove, packaging method thereof and display device | |
| CN103681773A (en) | Organic electroluminescent display device, preparation method thereof and display device | |
| US20140167012A1 (en) | Organic light-emitting diode device, method for packaging the same and display device | |
| KR20110071039A (en) | Sealing method of oled | |
| CN109755287B (en) | Flexible OLED device and preparation method thereof | |
| CN104538351A (en) | Organic light emitting diode array substrate, manufacturing method thereof and display device | |
| CN104362167A (en) | Organic electroluminescent display panel, substrate and manufacturing method thereof and display device | |
| CN108807494A (en) | Display base plate and preparation method thereof, display panel and display device | |
| CN203084383U (en) | Display panel and display device | |
| CN102709479B (en) | The encapsulating structure of OLED and method for packing | |
| TWM556022U (en) | Photovoltaic battery structure | |
| CN102709480A (en) | Organic electrogenerated luminescent device and display | |
| CN203760519U (en) | Display device and display panel thereof | |
| JP2015158672A (en) | Active matrix organic light-emitting diode panel and packaging method thereof | |
| CN113066944B (en) | OLED display substrate, manufacturing method thereof and display device | |
| US20210367194A1 (en) | Oled panel, display apparatus and panel packaging method | |
| CN109558025A (en) | A kind of touch panel, its production method and display device | |
| US11394012B2 (en) | Organic light-emitting device including light outputting layer having wavy shape, and manufacturing method therefor | |
| CN103354276A (en) | Package substrate, OLED display panel, manufacturing method for OLED display panel, and display device | |
| CN204067442U (en) | A kind of OLED display device and evaporation mask plate | |
| CN203367368U (en) | Package substrate, OLED display panel and display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150218 |