CN207896125U - A kind of encapsulating structure and display panel - Google Patents
A kind of encapsulating structure and display panel Download PDFInfo
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- CN207896125U CN207896125U CN201820376915.6U CN201820376915U CN207896125U CN 207896125 U CN207896125 U CN 207896125U CN 201820376915 U CN201820376915 U CN 201820376915U CN 207896125 U CN207896125 U CN 207896125U
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- blocking portion
- organic film
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- encapsulating structure
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Abstract
A kind of encapsulating structure of the utility model offer and display panel, by the way that at least one layer of organic film is arranged between two inorganic films, organic film can play the role of buffer layer, reduce the internal stress of inorganic film, improve the bending resistance of display panel, and the blocking portion made of the setting inorganic material in wherein at least one layer of organic film, barrier property of the organic film to water oxygen can be improved, even if inorganic film is cracked in bending process, blocking portion can also obstruct water oxygen, to extend the performance and used life of display panel.
Description
Technical field
The utility model belongs to display equipment technical field, and in particular to a kind of encapsulating structure and display panel.
Background technology
OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) be especially flexibility OLED at
For the important directions of current display technology development.Flexible OLED can realize flexible, lightweight, it is portable many advantages, such as,
Therefore it is referred to as the display device for most having application prospect.
Metal electrode and organic functional material in OLED device is very sensitive to external environmental condition, especially water oxygen etc.
Factor is larger to the performance and aging effects of OLED device, therefore, after the completion of prepared by OLED device, it is necessary to have subsequent encapsulation
Technique realizes the iris action to water oxygen.Currently, for flexible OLED devices, film encapsulation method is generally used, by more
Inorganic thin film-organic film of layer combines to form the thin-film encapsulation layer of barrier water oxygen.Wherein, inorganic thin film layer is for obstructing
Water oxygen, but inorganic thin film layer will produce problem of stress concentration in deposition process, cause under flexible OLED devices bending resistance
Therefore drop is inserted into organic thin film layer to play cushioning effect usually between two layers of inorganic thin film layer.However, organic thin film layer
It is very limited to the barrier property of water oxygen, if inorganic thin film layer is cracked in the process of bending for flexible OLED devices, water oxygen
It probably penetrates entire encapsulating structure to enter inside OLED device, to reduce the performance and used life of OLED device.
Utility model content
The utility model aiming at the above shortcomings existing in the prior art, provides a kind of encapsulating structure and display panel, uses
Partly to solve the problems, such as that existing encapsulating structure can not take into account stress concentration and packaging effect.
The utility model provides a kind of encapsulating structure, including the first inorganic film and the second inorganic film being stacked,
It further include at least one layer of organic film between first inorganic film and second inorganic film and positioned at extremely
Blocking portion in few one layer of organic film, the blocking portion are made of inorganic material.
Preferably, the height of the blocking portion is less than the thickness of the organic film at place.
Preferably, the organic film is multilayer, and multiple blocking portions are both provided in each organic film.
Preferably, the blocking portion is in a strip shape；Each blocking portion in the same organic film is arranged in parallel,
Alternatively, each blocking portion in the same organic film is arranged in a crossed manner.
Preferably, all blocking portions are arranged in parallel, and the resistance being located at least in the adjacent organic film
It is staggered between stopper.
Preferably, width phase of the sum of the width of each blocking portion in each organic film with the organic film
Deng.
Preferably, the blocking portion is in bulk, and each blocking portion in same organic film is arranged in arrays.
Preferably, the blocking portion in different organic films is staggered.
Preferably, the shape of the blocking portion is rectangular, square, cross or circle.
The utility model also provides a kind of display panel, and the display panel includes foregoing encapsulating structure.
Utility model the utility model has the advantages that：
Encapsulating structure and display panel provided by the utility model, it is at least one layer of by being arranged between two inorganic films
Organic film, organic film can play the role of buffer layer, reduce the internal stress of inorganic film, improve the resistance to of display panel
Bending performance, and the blocking portion made of the setting inorganic material in wherein at least one layer of organic film, can improve organic
Film layer is to the barrier property of water oxygen, even if inorganic film is cracked in bending process, blocking portion can also hinder water oxygen
Every to extend the performance and used life of display panel.
Description of the drawings
Fig. 1 is the side view for the encapsulating structure that the utility model embodiment 1 provides；
Fig. 2 is the side view for the encapsulating structure that the utility model embodiment 2 provides；
Fig. 3 a- Fig. 3 b are the distribution schematic diagram for the blocking portion in a strip shape that the utility model embodiment 1,2 provides；
Fig. 4 a- Fig. 4 c are the schematic shapes in block-like blocking portion that the utility model embodiment 1,2 provides.
Reference numeral：
1, the first inorganic film 2, the second inorganic film 3, organic film
4, blocking portion 31, the first organic film 32, the second organic film
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real to make those skilled in the art more fully understand the technical solution of the utility model
Mode is applied to be described in further detail the utility model.
Embodiment 1
As shown in Figure 1, the utility model embodiment 1 provides a kind of encapsulating structure, the encapsulating structure includes being stacked
The first inorganic film 1 and the second inorganic film 2, further include between the first inorganic film 1 and the second inorganic film 2 extremely
Few one layer of organic film 3 and the blocking portion 4 at least one layer of organic film 3, blocking portion 4 are made of inorganic material.
The encapsulating structure that the utility model embodiment 1 provides has by the way that at least one layer is arranged between two inorganic films
Machine film layer 3, organic film 3 can play the role of buffer layer, reduce the internal stress of inorganic film, improve the resistance to of display panel
Bending performance, and the blocking portion 4 made of the setting inorganic material in wherein at least one layer of organic film 3, can improve
Machine film layer 3 is to the barrier property of water oxygen, even if inorganic film is cracked in bending process, blocking portion 4 can also to water oxygen into
Row barrier, to extend the performance and used life of display panel.
Preferably, organic film 3 is multilayer, and multiple blocking portions 4 are both provided in each organic film 3.It is new in this practicality
In type embodiment 1, as shown in Figure 1, organic film 3 is two layers, including the first organic film 31 and the second organic film 32.It needs
Illustrate, organic film 3 can also be more than two layers, in the utility model embodiment 1 by organic film 3 be two layers for into
Row explanation.
As shown in Figure 3a and Figure 3b shows, blocking portion 4 can be in a strip shape.
Below in conjunction with Fig. 3 a and Fig. 3 b, the distribution mode of the blocking portion 4 in one layer of organic film 3 is illustrated.
As shown in Figure 3a, each blocking portion 4 in same organic film 3 is arranged in parallel.It should be noted that can be
Each blocking portion 4 is arranged in parallel in same organic film 3, but the setting of each blocking portion 4 in different organic films 3
Direction is different, that is, 4 setting direction of blocking portion being located in different organic films 3 is intersected.Can also be to be located at same organic film 3
It is arranged in parallel with each blocking portion 4 in different organic films 3, and the setting direction all same of whole blocking portions 4.
Another distribution mode of blocking portion 4 is as shown in Figure 3b, and each blocking portion 4 being located in same organic film 3 intersects
Setting.
In the utility model embodiment 1, it is preferred that all blocking portions 4 are arranged in parallel, that is to say, that be located at phase
With or different organic films 3 in each blocking portion 4 be arranged in parallel that (blocking portion 4 i.e. in each organic film 3 is according to Fig. 3 a institutes
The distribution mode setting shown), in conjunction with shown in Fig. 1, it is staggered between the blocking portion 4 being located at least in adjacent organic film 3, i.e.,
Each blocking portion 4 in first organic film 31 is located in the second organic film 32 between corresponding adjacent blocking portion 4, and second
Each blocking portion 4 in organic film 32 is located in the first organic film 31 between corresponding adjacent blocking portion 4.That is,
When organic film 3 is more than two layers, each blocking portion 4 in non-adjacent two organic films 3 can be oppositely arranged (i.e. non-adjacent
Two organic films 3 in each blocking portion 4 on organic film 3 orthographic projection overlapping).
The set-up mode of above-mentioned blocking portion 4 so that each blocking portion 4 being located in different organic films 3 cooperates, can be with
The bending resistance for increasing display panel, extends the length in the water oxygen channel of encapsulating structure, improves the encapsulation performance of encapsulating structure, from
And improve the performance and used life of display panel.
It is further preferred that as shown in Figure 1, the sum of width of each blocking portion 4 in each organic film 3 and organic film 3
Width it is equal.Specifically, in the utility model embodiment 1, the width and second of each blocking portion 4 in the first organic film 31
The sum of width of each blocking portion 4 is equal to the width of the width and the second organic film 32 of the first organic film 31 in organic film.
That is, the width of each blocking portion 4 in the first organic film 31 and corresponding adjacent blocking in the second organic film 32
The width in gap is equal between portion 4, opposite in the width of each blocking portion 4 in the second organic film 32 and the first organic film 31
The width in gap is equal between the adjacent blocking portion 4 answered.
As shown in Fig. 4 a- Fig. 4 c, blocking portion 4 can also be in each blocking portion 4 that is blocky, and being located in same organic film 3
It is arranged in arrays.Preferably, the shape of blocking portion 4 can rectangular, square (referring to Fig. 4 a), cross (referring to Fig. 4 b) or
Round (referring to Fig. 4 c).It should be noted that it is not limited to above-mentioned cited shape in the shape of block-like blocking portion 4, it is any
The shape that the blocking portion 4 that blocking water oxygen enters inside display panel can be played both is within the protection scope of the present invention.
Preferably, the blocking portion 4 in different organic films 3 is staggered.It is located at each in one layer of organic film 3
Orthographic projection of the blocking portion 4 on another organic film 3 is located in the gap between each blocking portion 4 of another layer of organic film 3,
In this way, each blocking portion 4 positioned at different organic films 3 cooperates, the bending resistance of display panel can be increased, extend encapsulation
The length in the water oxygen channel of structure, improves the encapsulation performance of encapsulating structure, to improve the performance and used life of display panel.
Preferably, the height of blocking portion 4 is less than the thickness of the organic film 3 where it.Specifically, as shown in Figure 1, first
The thickness d 2 of organic film 31 is more than the height d1 for the blocking portion 4 being located in first organic film 31, the second organic film 32
Thickness d 4 be more than be located at second organic film 32 in blocking portion 4 height d3, on the one hand, so that the first organic film 31
It can play the role of planarization with the second organic film 32；On the other hand, particle is also possible to prevent to enter inside encapsulating structure,
When display panel is bent, avoiding particle from puncturing blocking portion 4 reduces the packaging effect of encapsulating structure.
In order to clearly illustrate the technical solution of the utility model, below to the encapsulating structure of the utility model embodiment 1
Preparation process is described in detail.
First, the first inorganic film 1 is prepared using chemical vapor deposition (CVD) method, then mask plate is utilized to use CVD
Method prepares blocking portion 4 on the first inorganic film 1, is then being formed with blocking portion 4 using inkjet printing (IJP) method again
The first organic film 31 is prepared on first inorganic film 1, and (wherein, the thickness d 2 of the first organic film 31 is more than the height on barrier layer 4
Degree d1) it is planarized to realize.Later, blocking portion 4 is sequentially prepared on the first organic film 31 using same step, second is had
Machine film layer 32 (wherein height d3 of the thickness d 4 of the second organic film 32 more than the blocking portion 4), wherein be located at the first organic film
Blocking portion 4 in layer 31 is staggered with the blocking portion 4 in the second organic film 32.Finally use CVD method second again
The second inorganic film 2 is prepared on organic film 32.
Embodiment 2
The utility model embodiment 2 provides a kind of display panel, the display surface of the display panel and embodiment 1 of embodiment 2
Difference lies in as shown in Fig. 2, organic film 3 is one layer to plate.
In the shape and distribution mode and embodiment 1 of blocking portion 4 in organic film 3 in wherein one layer of organic film 3
Blocking portion 4 shape and distribution mode it is identical, details are not described herein.
Embodiment 3
The utility model embodiment 3 provides a kind of display panel, and the display panel includes as described in embodiment 1 or 2
Encapsulating structure.Details are not described herein for the concrete structure of the encapsulating structure.
Preferably, the display panel can be OLED display panel.
The display panel that the utility model embodiment 3 provides includes encapsulating structure, by being set between two inorganic films
At least one layer of organic film 3 is set, organic film 3 can play the role of buffer layer, reduce the internal stress of inorganic film, improve
The bending resistance of display panel, and the blocking portion made of the setting inorganic material in wherein at least one layer of organic film 3
4, barrier property of the organic film 3 to water oxygen can be improved, even if inorganic film 1,2 is cracked in bending process, blocking portion 4
Water oxygen can also be obstructed, to extend the performance and used life of display panel.
It is understood that embodiment of above is merely to illustrate that the principles of the present invention and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case of the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With novel protection domain.
Claims (10)
1. a kind of encapsulating structure, including the first inorganic film and the second inorganic film that are stacked, which is characterized in that further include
At least one layer of organic film between first inorganic film and second inorganic film and positioned at least one layer
Blocking portion in the organic film, the blocking portion are made of inorganic material.
2. encapsulating structure as described in claim 1, which is characterized in that the height of the blocking portion is less than the described organic of place
The thickness of film layer.
3. encapsulating structure as described in claim 1, which is characterized in that the organic film is multilayer, and each organic film
It is both provided with multiple blocking portions in layer.
4. encapsulating structure as claimed in claim 3, which is characterized in that the blocking portion is in a strip shape；Positioned at same described organic
Each blocking portion in film layer is arranged in parallel, alternatively, each blocking portion in the same organic film is arranged in a crossed manner.
5. encapsulating structure as claimed in claim 4, which is characterized in that all blocking portions are arranged in parallel, and at least position
It is staggered between the blocking portion in the adjacent organic film.
6. encapsulating structure as claimed in claim 5, which is characterized in that the width of each blocking portion in each organic film
The sum of degree is equal with the width of the organic film.
7. encapsulating structure as claimed in claim 3, which is characterized in that the blocking portion is located at same organic film in bulk
Each blocking portion in layer is arranged in arrays.
8. encapsulating structure as claimed in claim 7, which is characterized in that the blocking portion in different organic films interlocks
Setting.
9. encapsulating structure as claimed in claim 7, which is characterized in that the shape of the blocking portion is rectangular, square, cross
Shape or circle.
10. a kind of display panel, which is characterized in that including such as claim 1-9 any one of them encapsulating structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820376915.6U CN207896125U (en) | 2018-03-20 | 2018-03-20 | A kind of encapsulating structure and display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820376915.6U CN207896125U (en) | 2018-03-20 | 2018-03-20 | A kind of encapsulating structure and display panel |
Publications (1)
| Publication Number | Publication Date |
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| CN207896125U true CN207896125U (en) | 2018-09-21 |
Family
ID=63541806
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| CN201820376915.6U Active CN207896125U (en) | 2018-03-20 | 2018-03-20 | A kind of encapsulating structure and display panel |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166459A (en) * | 2018-10-09 | 2019-01-08 | 京东方科技集团股份有限公司 | A kind of display base plate, display panel and display device |
| CN109546006A (en) * | 2018-12-17 | 2019-03-29 | 武汉华星光电半导体显示技术有限公司 | Flexible OLED display panel and preparation method thereof |
| CN110048015A (en) * | 2019-03-26 | 2019-07-23 | 武汉华星光电半导体显示技术有限公司 | Display device and preparation method thereof |
| CN110212106A (en) * | 2019-05-16 | 2019-09-06 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel and preparation method thereof |
| CN110429186A (en) * | 2019-06-27 | 2019-11-08 | 重庆惠科金渝光电科技有限公司 | Encapsulation for oranic LED device structure and preparation method thereof and display device |
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2018
- 2018-03-20 CN CN201820376915.6U patent/CN207896125U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109166459A (en) * | 2018-10-09 | 2019-01-08 | 京东方科技集团股份有限公司 | A kind of display base plate, display panel and display device |
| US10985113B2 (en) | 2018-10-09 | 2021-04-20 | Chengdu Boe Optoelectronics Technology Co., Ltd. | Display substrate, display panel and display device |
| CN109546006A (en) * | 2018-12-17 | 2019-03-29 | 武汉华星光电半导体显示技术有限公司 | Flexible OLED display panel and preparation method thereof |
| WO2020124773A1 (en) * | 2018-12-17 | 2020-06-25 | 武汉华星光电半导体显示技术有限公司 | Flexible oled display panel and method for manufacturing same |
| US11302891B2 (en) * | 2018-12-17 | 2022-04-12 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Flexible OLED display panel and manufacturing method thereof |
| CN110048015A (en) * | 2019-03-26 | 2019-07-23 | 武汉华星光电半导体显示技术有限公司 | Display device and preparation method thereof |
| CN110212106A (en) * | 2019-05-16 | 2019-09-06 | 武汉华星光电半导体显示技术有限公司 | A kind of display panel and preparation method thereof |
| WO2020228203A1 (en) * | 2019-05-16 | 2020-11-19 | 武汉华星光电半导体显示技术有限公司 | Display panel and preparation method therefor |
| CN110429186A (en) * | 2019-06-27 | 2019-11-08 | 重庆惠科金渝光电科技有限公司 | Encapsulation for oranic LED device structure and preparation method thereof and display device |
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