CN203850300U - Flexible display panel and display apparatus - Google Patents
Flexible display panel and display apparatus Download PDFInfo
- Publication number
- CN203850300U CN203850300U CN201420276805.4U CN201420276805U CN203850300U CN 203850300 U CN203850300 U CN 203850300U CN 201420276805 U CN201420276805 U CN 201420276805U CN 203850300 U CN203850300 U CN 203850300U
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- Prior art keywords
- protective layer
- flexible
- utility
- flexible display
- display panels
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- 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.)
- Expired - Lifetime
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- 239000000758 substrate Substances 0.000 claims abstract description 69
- 239000011241 protective layer Substances 0.000 claims abstract description 56
- 239000011521 glass Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- 239000003513 alkali Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000010410 layer Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 229920001721 polyimide Polymers 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000002346 layers by function Substances 0.000 description 2
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to the display technical field and provides a flexible display panel and a display apparatus. The problem that a display panel and a glass substrate are difficult to separate during a conventional flexible display panel making process is solved. The flexible display panel comprises a first protective layer, a second protective layer, a flexible substrate and a display component. The flexible substrate is located between the first protective layer and the second protective layer. The display component is formed on the second protective layer.
Description
Technical field
The utility model relates to Display Technique field, relates in particular to a kind of flexible display panels and display unit.
Background technology
Along with the development of technology, flexible display apparatus obtains application more and more widely, and flexible display apparatus comprises organic LED display device, electrophoretic display apparatus etc.The substrate of the display floater of flexible display apparatus is flexible substrate, the making of flexible display panels is mainly to carry flexible substrate using carrier substrate (being generally glass substrate) as carrier, in flexible substrate, form again display element device, finally flexible display panels is separated and obtains flexible display panels with glass substrate.
Concrete, as shown in Figure 1, on glass substrate 10, form flexible substrate 11; on described flexible substrate 11, form protective layer 12; on described protective layer 12, form display element device 13 again, finally flexible substrate 11 is separated with on glass substrate 10, obtain flexible display panels.Wherein, described protective layer is mainly used in the infiltration of anti-sealing oxygen, affects performance and the useful life of display element device.
The most frequently used in the method that existing substrate separates is to adopt Ear Mucosa Treated by He Ne Laser Irradiation, as shown in Figure 1, utilize laser damage flexible substrate to reach with the then interface of glass substrate the effect separating, but laser high temperature irradiates the damage that likely causes other display element devices for a long time, affect the stability of technique, and equipment cost is high.In addition, can also adopt degumming tech to separate flexible substrate and glass substrate, the adhesive that degumming technology uses is acrylic compounds cured resin, but this adhesive can not be applicable to 200 DEG C of above high temperature process, the making of restriction panel.
Utility model content
Embodiment of the present utility model provides a kind of flexible display panels and display unit, and in described flexible display panels manufacturing process, flexible display panels separates effectively simple with glass substrate.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
The utility model embodiment provides a kind of flexible display panels; comprise the first protective layer, the second protective layer, flexible substrate and display element device; wherein; described flexible substrate is between described the first protective layer and the second protective layer, and described display element device is formed on described the second protective layer.
Optionally, described flexible substrate is coated by described the first protective layer and described the second protective layer.
The utility model embodiment provides a kind of display unit, comprises arbitrary described flexible display panels that the utility model embodiment provides.
Embodiment of the present utility model provides a kind of flexible display panels and display unit, the making of described flexible display panels, by prime coat is set on carrier substrate, on prime coat, form again described flexible display panels, after treating that flexible display panels forms, prime coat is dissolved, so that flexible display panels is separated with carrier substrate, its manufacture craft is simple, and rate of finished products is high; Cost of manufacture is low, and without high temperature, pollution-free, can ensure the performance quality of the display element device of flexible display panels.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is existing flexible display panels schematic diagram;
A kind of flexible display panels schematic diagram that Fig. 2 provides for the utility model embodiment;
The another kind of flexible display panels schematic diagram that Fig. 3 provides for the utility model embodiment;
The manufacture method schematic diagram of a kind of flexible display panels that Fig. 4 provides for the utility model embodiment;
Schematic diagram before the prime coat of the flexible display panels that Fig. 5 provides for the utility model embodiment separates with carrier substrate.
Reference numeral;
10-glass substrate; 11-flexible substrate; 12-protective layer; 13-display element device; 121-the first protective layer; 122-the second protective layer.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of flexible display panels; as shown in Figure 2; comprise the first protective layer 121, the second protective layer 122, flexible substrate 11 and display element device 13; wherein; described flexible substrate 11 is between described the first protective layer 121 and the second protective layer 122, and described display element device 13 is formed on described the second protective layer 122.
A kind of flexible display panels that the utility model embodiment provides, described flexible display panels comprises the first protective layer and the second protective layer, described the first protective layer, between flexible substrate and display element device, for the infiltration of anti-sealing oxygen, affects performance and the useful life of display element device; Below described flexible substrate, be also provided with the second protective layer, to protect flexible substrate injury-free.
In the utility model embodiment " on ", D score is as the criterion with the sequencing of manufacturing when display floater, for example, refers to the pattern in rear formation relatively at upper pattern, under pattern refer to the pattern relatively formerly forming.
Optionally, as shown in Figure 3, described flexible substrate 11 is coated by described the first protective layer 121 and described the second protective layer 122.Avoid in flexible display panels manufacturing process, to the damage of flexible substrate.
It should be noted that, flexible display panels is generally also manufactured with encapsulated layer on display element device, and described encapsulated layer is used for making display element device and air to completely cut off, and anti-sealing oxygen and other micronic dusts etc. affect the service behaviour of display element device.Certainly, flexible display panels can also comprise other film or layer structure, for example there is the flexible display panels of touch function, on described carrier substrate, be also provided with touch electrode layer etc., the utility model embodiment does not enumerate at this, only to illustrate that utility model point of the present utility model is as example.
The utility model embodiment provides a kind of display unit, comprises arbitrary described flexible display panels that the utility model embodiment provides.Described display unit can and comprise any product or parts with Presentation Function such as TV, digital camera, mobile phone, panel computer of these display devices for display devices such as Electronic Paper, OLED (Organic Light) Emitting Diode (Organic Light Emitting Diode) display.
The utility model embodiment provides a kind of manufacture method of flexible display panels, can be used for making the flexible display panels that the utility model embodiment provides, and as shown in Figure 4, described method comprises:
Step 101, on carrier substrate, form successively prime coat, the first protective layer, flexible substrate, the second protective layer and display element device.
As shown in Figure 5, on glass substrate (carrier substrate) 10, form successively prime coat 14, the first protective layer 121, flexible substrate 11, the second prime coat 122 and display element device 13.Be described flexible substrate 11 between described the first protective layer 121 and the second protective layer 122, described display element device 13 is formed on described the second protective layer 122.
And optional, step 101 is also included in and forms encapsulated layer on carrier substrate, described encapsulated layer cover described display element device above, for described display element device and air are completely cut off.Certainly, according to different flexible display panels, can also on carrier substrate, form other film or layer structure, for example, there is the flexible display panels of touch function, on described carrier substrate, can also form touch electrode layer etc.The utility model embodiment is only to illustrate that utility model point of the present utility model is as example.
Optionally, forming the material of described prime coat identical with the material of described flexible substrate, is polyimides.
Concrete; can be on glass substrate, to be coated with polyimide film; and after polyimide film solidify to form prime coat; utilize method sputtered silicon nitride or the silica etc. of PECVD; form the second protective layer; on the second protective layer, be coated with polyimide film again, treat that polyimide film solidify to form flexible substrate, then in flexible substrate, form successively the first protective layer and display element device.
Prime coat is identical with the material of flexible substrate, is conducive to the making of flexible base, board.Certainly, prime coat also can be different from the material of flexible substrate, and the utility model embodiment is only elaborated as example taking above-mentioned.
Optionally, described flexible substrate is coated by described the first protective layer and described the second protective layer.As shown in Figure 5,, in forming the first protective layer, flexible substrate and the second protective layer, make flexible substrate coated by described the first protective layer and described the second protective layer.
Step 102, described prime coat is dissolved, so that flexible display panels is separated with carrier substrate.
Concrete, described described prime coat is dissolved and is specially: utilize alkali lye that described prime coat is dissolved.Optionally, described alkali lye is that concentration is the tetramethylammonium hydroxide aqueous solution that the aqueous solution that mixes of the KOH of 0.01%-10% or KOH that concentration is 0.01%-10% and NaOH or concentration are 0.01%-10%.Optionally, under the condition of 15-80 DEG C, utilize alkali lye that described prime coat is dissolved.Certainly, described alkali lye can be also other solution, for example, can be also NaOH solution etc.The utility model embodiment is only elaborated as an example of above-mentioned alkali lye and above-mentioned solution concentration example.
Optionally, the described alkali lye that utilizes dissolves described prime coat to be specially: bottom or edge at prime coat spray alkali lye.Utilize alkali lye from the edge of prime coat, gradually prime coat is dissolved.
Or, when described flexible substrate is coated by described the first protective layer and described the second protective layer, as shown in Figure 5.The described alkali lye that utilizes dissolves described prime coat to be specially: by the substrate immersion that is formed with flexible display screen in alkali lye.Because the material of flexible substrate and prime coat is identical; when flexible substrate is coated by described the first protective layer and described the second protective layer, can be by the substrate immersion that is formed with flexible display screen in alkali lye, alkali lye only can dissolve prime coat; and can not damage flexible substrate, improve production efficiency.
It should be noted that, prime coat can also be that other materials form, and the corresponding solution that dissolves prime coat can be also other solution according to chemical property, and the utility model embodiment does not enumerate at this, is only elaborated as example taking described above.
Prime coat and carrier substrate after separating, can adopt for example vacuum of mechanical action or Electrostatic Absorption flexible display panels, obtains flexible display panels.
The manufacture method of a kind of flexible display panels that the utility model embodiment provides, by prime coat is set on carrier substrate, on prime coat, form again each functional layer (comprising each layer film of flexible substrate, protective layer and formation display element device etc.) of flexible display panels, after treating each functional layer formation of flexible display panels, prime coat is dissolved, so that flexible display panels is separated with carrier substrate, its manufacture craft is simple, and rate of finished products is high; Cost of manufacture is low, and without high temperature, pollution-free, can ensure the performance quality of the display element device of flexible display panels.
The above; it is only embodiment of the present utility model; but protection range of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of described claim.
Claims (3)
1. a flexible display panels; it is characterized in that, comprise the first protective layer, the second protective layer, flexible substrate and display element device, wherein; described flexible substrate is between described the first protective layer and the second protective layer, and described display element device is formed on described the second protective layer.
2. flexible display panels according to claim 1, is characterized in that, described flexible substrate is coated by described the first protective layer and described the second protective layer.
3. a display unit, is characterized in that, comprises the flexible display panels described in claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276805.4U CN203850300U (en) | 2014-05-27 | 2014-05-27 | Flexible display panel and display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276805.4U CN203850300U (en) | 2014-05-27 | 2014-05-27 | Flexible display panel and display apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203850300U true CN203850300U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276805.4U Expired - Lifetime CN203850300U (en) | 2014-05-27 | 2014-05-27 | Flexible display panel and display apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203850300U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015180403A1 (en) * | 2014-05-27 | 2015-12-03 | 京东方科技集团股份有限公司 | Flexible display panel and manufacturing method therefor, and display device |
| CN107068895A (en) * | 2016-12-28 | 2017-08-18 | 上海天马微电子有限公司 | Display panel and display thereof |
| CN107931845A (en) * | 2017-11-20 | 2018-04-20 | 武汉华星光电半导体显示技术有限公司 | Cutting method |
| CN109791319A (en) * | 2017-07-10 | 2019-05-21 | 深圳市柔宇科技有限公司 | The stripping means and peel-off device of flexible base board |
-
2014
- 2014-05-27 CN CN201420276805.4U patent/CN203850300U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015180403A1 (en) * | 2014-05-27 | 2015-12-03 | 京东方科技集团股份有限公司 | Flexible display panel and manufacturing method therefor, and display device |
| CN107068895A (en) * | 2016-12-28 | 2017-08-18 | 上海天马微电子有限公司 | Display panel and display thereof |
| CN107068895B (en) * | 2016-12-28 | 2019-09-24 | 上海天马微电子有限公司 | Display panel and display thereof |
| CN109791319A (en) * | 2017-07-10 | 2019-05-21 | 深圳市柔宇科技有限公司 | The stripping means and peel-off device of flexible base board |
| CN109791319B (en) * | 2017-07-10 | 2022-05-17 | 深圳市柔宇科技股份有限公司 | Method and apparatus for peeling flexible substrate |
| CN107931845A (en) * | 2017-11-20 | 2018-04-20 | 武汉华星光电半导体显示技术有限公司 | Cutting method |
| CN107931845B (en) * | 2017-11-20 | 2020-05-05 | 武汉华星光电半导体显示技术有限公司 | Cutting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140924 |
|
| CX01 | Expiry of patent term |