CN116634795B - Silicon-based OLED product based on micro display and preparation method thereof - Google Patents
Silicon-based OLED product based on micro display and preparation method thereof Download PDFInfo
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- CN116634795B CN116634795B CN202310514635.2A CN202310514635A CN116634795B CN 116634795 B CN116634795 B CN 116634795B CN 202310514635 A CN202310514635 A CN 202310514635A CN 116634795 B CN116634795 B CN 116634795B
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 31
- 239000010703 silicon Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 127
- 230000004888 barrier function Effects 0.000 claims abstract description 60
- 238000010521 absorption reaction Methods 0.000 claims abstract description 56
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 45
- 238000004806 packaging method and process Methods 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 215
- 238000000576 coating method Methods 0.000 claims description 23
- 239000011248 coating agent Substances 0.000 claims description 21
- 239000003973 paint Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- -1 polyethylene Polymers 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000007888 film coating Substances 0.000 claims description 6
- 238000009501 film coating Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229920000058 polyacrylate Polymers 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920006290 polyethylene naphthalate film Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 239000005033 polyvinylidene chloride Substances 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims 2
- 239000004917 carbon fiber Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 5
- 230000009545 invasion Effects 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000005067 remediation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Abstract
The invention relates to the technical field of silicon-based OLED (organic light emitting diode), in particular to a silicon-based OLED product based on micro display and a preparation method thereof. The silicon-based OLED product comprises a silicon substrate, wherein an OLED display device, a packaging layer and a water vapor barrier film are sequentially arranged on the silicon substrate from bottom to top, the water vapor barrier film comprises an impermeable film layer, a water absorption film layer, a hydrophobic film layer and a first barrier film layer which are sequentially arranged from bottom to top, a plurality of holes are distributed at the end parts of the water absorption film layer away from the impermeable film layer, and water-meeting indication layers are filled in the holes. Through being equipped with a plurality of holes at the water absorption rete distribution, the downthehole packing has the water indicator layer for after the water indicator layer contact is met with to the steam of invasion, the water indicator layer takes place to change color etc. reaction, thereby can indicate that there is steam to get into. The quality of the water vapor barrier film can be evaluated according to the number of the water-meeting indication layers with color change, and when the number exceeds a preset value, the water vapor barrier film is aged and cannot be used any more.
Description
Technical Field
The invention relates to the technical field of silicon-based OLED (organic light emitting diode), in particular to a silicon-based OLED product based on micro display and a preparation method thereof.
Background
The OLED has the advantages of self-luminescence, wide viewing angle, high contrast, low power consumption, flexible display realization and the like, and is applied to the fields of new-generation mobile phone screens, computer displays, full-color televisions and the like, and is widely paid attention to. However, the OLED device is easily corroded by moisture and oxygen in the air, and the organic light emitting layer is not resistant to high voltage, resulting in the OLED display panel having defects of low lifetime and poor light emitting efficiency.
In order to avoid the corrosion of the OLED device by water vapor and oxygen in the air, an encapsulation layer and a water vapor barrier film are usually sequentially disposed outside the OLED display device, and the existing water vapor barrier film is usually composed of one or several barrier layers, which has poor performance. And after the water vapor barrier film is used for a certain period of time, the water vapor barrier film is limited by factors such as material aging and the like, and is easy to fail, so that water vapor and oxygen in the air can pass through the water vapor barrier film and erode an OLED device. For this case, no countermeasure is currently available.
Disclosure of Invention
The silicon-based OLED product based on the micro display comprises a silicon substrate, wherein an OLED display device, a packaging layer and a water vapor barrier film are sequentially arranged on the silicon substrate from bottom to top, the water vapor barrier film comprises an impermeable film layer, a water absorption film layer, a hydrophobic film layer and a first barrier film layer which are sequentially arranged from bottom to top, a plurality of holes are distributed at the end part of the water absorption film layer, which is far away from the impermeable film layer, and a water-meeting indication layer is filled in the holes.
Preferably, the impermeable film layer is a polyethylene film or a polyvinylidene chloride film, and the water-absorbing film layer is an activated carbon fiber film or a water-absorbing resin film.
Preferably, the thickness of the water absorbing film layer is 50-60 microns, and the depth of the holes is 10-30 microns.
Preferably, the hydrophobic film layer is a polyacrylate film or a polytetrafluoroethylene resin film, and the barrier film layer is a polyethylene terephthalate film or a polyethylene naphthalate film.
Preferably, the water-meeting indication layer is an ink layer.
Preferably, the water vapor barrier film further comprises a second barrier film layer, and the second barrier film layer is an inorganic film.
The application also provides a preparation method of the silicon-based OLED product based on the micro display, which comprises the following steps:
providing a silicon substrate, and forming an OLED display device and a packaging layer on the silicon substrate from bottom to top in sequence,
forming an impermeable film layer and a water absorption film layer on the packaging layer sequentially from bottom to top;
forming a plurality of holes on the end part of the water absorption film layer far away from the seepage-proofing film layer, and filling a water-meeting indication coating in the holes; and forming a hydrophobic film layer covering the water absorption film layer and the water meeting indication coating, and forming a first barrier film layer on the hydrophobic film layer to obtain a water vapor barrier film consisting of the impermeable film layer, the water absorption film layer, the hydrophobic film layer and the first barrier film layer.
Preferably, a plurality of holes are formed on the end part of the water absorption film layer far away from the seepage prevention film layer, and water-meeting indication coatings are filled in the holes, and the method comprises the following steps:
forming a plurality of holes on the water absorption film layer by adopting laser drilling;
coating water-meeting indication paint on the water-absorbing film layer with the holes;
polishing the water-absorbing film layer coated with the water-meeting indication paint, and obtaining the water-meeting indication paint in the hole.
Preferably, forming a hydrophobic film layer covering the water absorbing film layer and the water-meeting indication coating layer comprises the following steps:
coating an adhesive on the water absorption film layer and the water meeting indication coating, and then forming a hydrophobic film coating;
and carrying out illumination heating on the hydrophobic film coating to obtain the hydrophobic film layer.
Preferably, the method further comprises:
carrying out infrared scanning on the polished water absorbing film layer to obtain an infrared scanning image;
performing color recognition on the infrared scanning image to obtain a difference point distribution map;
and comparing the difference point distribution map with a preset template, and evaluating the integrity of the water-meeting indication coating according to the comparison result.
The beneficial effects are that: according to the invention, the first barrier film layer is arranged to resist the corrosion of external water vapor, and the hydrophobic film layer is arranged to further prevent the invasion of water vapor under the cooperation of the first barrier film layer and the hydrophobic film layer. Through setting up the water absorption membrane layer for even if steam passes through first barrier film layer and hydrophobic membrane layer, the water absorption membrane layer can absorb steam, and steam is locked at the water absorption membrane layer, avoids steam further to soak into. In order to avoid forming a water vapor channel between the water absorption film layer and the packaging layer, the invention also provides an anti-seepage film layer which can prevent water vapor from passing through the water absorption film layer. In addition, the water absorption film layer is wrapped by the hydrophobic film layer and the impermeable film layer, and the hydrophobic film layer and the impermeable film layer form a water locking cavity, so that the water vapor which is invaded is locked on the water absorption film layer. Further, a plurality of holes are distributed in the water absorption film layer, and the water-meeting indication layer is filled in the holes, so that the invaded water vapor is in contact with the water-meeting indication layer, and then the water-meeting indication layer changes color and reacts, so that the water vapor can be prompted to enter, the invaded position can be positioned, and the remediation is convenient. Moreover, the quality of the water vapor barrier film can be evaluated according to the number of the water-meeting indication layers with color change, and when the number exceeds a preset value, the water vapor barrier film is aged and cannot be used any more. In actual use, whether the water-meeting indication layer changes color can be detected in an image comparison and the like mode at preset time intervals.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings: fig. 1 is a schematic structural diagram of a micro-display-based silicon-based OLED product according to an embodiment of the present invention.
Fig. 2 is a schematic flow chart of a preparation method of a micro-display-based silicon-based OLED product according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
As shown in fig. 1, the silicon-based OLED product based on micro-display provided by the embodiment of the invention includes a silicon substrate, on which an OLED display device, a packaging layer and a water vapor barrier film are sequentially disposed from bottom to top, the water vapor barrier film includes an impermeable film layer 1, a water absorbing film layer 2, a hydrophobic film layer 3 and a first barrier film layer 4 sequentially disposed from bottom to top, wherein a plurality of holes are distributed at the end of the water absorbing film layer 2 far from the impermeable film layer 1, and water-meeting indication layers 5 are filled in the holes.
According to the invention, the first barrier film layer is arranged to resist the corrosion of external water vapor, and the hydrophobic film layer is arranged to further prevent the invasion of water vapor under the cooperation of the first barrier film layer and the hydrophobic film layer. Through setting up the water absorption membrane layer for even if steam passes through first barrier film layer and hydrophobic membrane layer, the water absorption membrane layer can absorb steam, and steam is locked at the water absorption membrane layer, avoids steam further to soak into. In order to avoid forming a water vapor channel between the water absorption film layer and the packaging layer, the invention also provides an anti-seepage film layer which can prevent water vapor from passing through the water absorption film layer. In addition, the water absorption film layer is wrapped by the hydrophobic film layer and the impermeable film layer, and the hydrophobic film layer and the impermeable film layer form a water locking cavity, so that the water vapor which is invaded is locked on the water absorption film layer. Further, a plurality of holes are distributed in the water absorption film layer, and the water-meeting indication layer is filled in the holes, so that the invaded water vapor is in contact with the water-meeting indication layer, and then the water-meeting indication layer changes color and reacts, so that the water vapor can be prompted to enter, the invaded position can be positioned, and the remediation is convenient. Moreover, the quality of the water vapor barrier film can be evaluated according to the number of the water-meeting indication layers with color change, and when the number exceeds a preset value, the water vapor barrier film is aged and cannot be used any more. In actual use, whether the water-meeting indication layer changes color can be detected in an image comparison and the like mode at preset time intervals.
Preferably, the impermeable film layer is a polyethylene film or a polyvinylidene chloride film, and the water-absorbing film layer is an activated carbon fiber film or a water-absorbing resin film. The thickness of the water absorption film layer is 50-60 micrometers, and the depth of the holes is 10-30 micrometers. The holes may be formed by a laser drilling process or the like. The diameter of the holes can be selected according to the size of the water absorption film layer and the process conditions, and optionally, 1-5 holes are arranged on each row, and 5-10 holes are arranged on each column.
The hydrophobic film layer is a polyacrylate film or a polytetrafluoroethylene resin film, and the barrier film layer is a polyethylene glycol phthalate film or a polyethylene naphthalate film.
Preferably, the water-meeting indication layer is an ink layer or other water-meeting color-changing materials.
The water vapor barrier film further comprises a second barrier film layer, and the second barrier film layer is an inorganic film. Through setting up the second barrier film layer, form the prevention of seepage rete on the second barrier film layer again, second barrier film layer and prevention of seepage rete cooperation avoid invading the steam and pass through.
As shown in fig. 2, the present application further provides a method for preparing a silicon-based OLED product based on micro-display, which includes the following steps:
providing a silicon substrate, and forming an OLED display device and a packaging layer on the silicon substrate from bottom to top in sequence,
forming an impermeable film layer and a water absorption film layer on the packaging layer sequentially from bottom to top;
forming a plurality of holes on the end part of the water absorption film layer far away from the seepage-proofing film layer, and filling a water-meeting indication coating in the holes; and forming a hydrophobic film layer covering the water absorption film layer and the water meeting indication coating, and forming a first barrier film layer on the hydrophobic film layer to obtain a water vapor barrier film consisting of the impermeable film layer, the water absorption film layer, the hydrophobic film layer and the first barrier film layer.
The first barrier film layer is used for resisting the corrosion of external water vapor, and the hydrophobic film layer is formed, so that the invasion of the water vapor is further avoided under the cooperation of the first barrier film layer and the hydrophobic film layer. Through forming the water absorption membrane layer for even if steam passes through first barrier film layer and hydrophobic membrane layer, the water absorption membrane layer can absorb steam, and steam is locked at the water absorption membrane layer, avoids steam further to soak into. In order to avoid forming a water vapor channel between the water absorption film layer and the packaging layer, the invention also forms an anti-seepage film layer which can prevent water vapor from passing through the water absorption film layer. In addition, the water absorption film layer is wrapped by the hydrophobic film layer and the impermeable film layer, and the hydrophobic film layer and the impermeable film layer form a water locking cavity, so that the water vapor which is invaded is locked on the water absorption film layer. Further, a plurality of holes are distributed in the water absorption film layer, and the water-meeting indication layer is filled in the holes, so that the invaded water vapor is in contact with the water-meeting indication layer, and then the water-meeting indication layer changes color and reacts, so that the water vapor can be prompted to enter, the invaded position can be positioned, and the remediation is convenient. Moreover, the quality of the water vapor barrier film can be evaluated according to the number of the water-meeting indication layers with color change, and when the number exceeds a preset value, the water vapor barrier film is aged and cannot be used any more. In actual use, whether the water-meeting indication layer changes color can be detected in an image comparison and the like mode at preset time intervals.
Preferably, a plurality of holes are formed on the end part of the water absorption film layer far away from the seepage prevention film layer, and water-meeting indication coatings are filled in the holes, and the method comprises the following steps:
forming a plurality of holes on the water absorption film layer by adopting laser drilling;
coating water-meeting indication paint on the water-absorbing film layer with the holes;
polishing the water-absorbing film layer coated with the water-meeting indication paint, and obtaining the water-meeting indication paint in the hole.
The holes may be formed by a laser drilling process or the like. The diameter of the holes can be selected according to the size of the water absorption film layer and the process conditions, and optionally, 1-5 holes are arranged on each row, and 5-10 holes are arranged on each column. The water-meeting indication paint on the surface of the water-absorbing film layer can be removed through a polishing process, and only the water-meeting indication paint in the hole is left, so that the water-meeting indication paint is formed.
Preferably, forming a hydrophobic film layer covering the water absorbing film layer and the water-meeting indication coating layer comprises the following steps: coating an adhesive on the water absorption film layer and the water meeting indication coating, and then forming a hydrophobic film coating; and carrying out illumination heating on the hydrophobic film coating to obtain the hydrophobic film layer. The hydrophobic film layer and the water-absorbing film layer are tightly combined together by coating the adhesive and heating by illumination, so that the water-meeting indication coating is sealed in the hole.
Preferably, the method further comprises:
carrying out infrared scanning on the polished water absorbing film layer to obtain an infrared scanning image;
performing color recognition on the infrared scanning image to obtain a difference point distribution map;
and comparing the difference point distribution map with a preset template, and evaluating the integrity of the water-meeting indication coating according to the comparison result.
In actual use, whether the water-meeting indication layer changes color can be detected through infrared scanning and image comparison at preset time intervals.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (7)
1. The silicon-based OLED product based on micro display comprises a silicon substrate, wherein an OLED display device, a packaging layer and a water vapor barrier film are sequentially arranged on the silicon substrate from bottom to top, and the silicon-based OLED product is characterized in that the water vapor barrier film comprises an impermeable film layer, a water absorption film layer, a hydrophobic film layer and a first barrier film layer which are sequentially arranged from bottom to top, wherein a plurality of holes are distributed at the end part of the water absorption film layer, far away from the impermeable film layer, and water-meeting indication layers are filled in the holes; the thickness of the water absorption film layer is 50-60 micrometers, and the depth of the holes is 10-30 micrometers;
the impermeable film layer is a polyethylene film or a polyvinylidene chloride film, and the water-absorbing film layer is an active carbon fiber film or a water-absorbing resin film; the hydrophobic film layer is a polyacrylate film or a polytetrafluoroethylene resin film, and the barrier film layer is a polyethylene glycol phthalate film or a polyethylene naphthalate film.
2. The silicon-based OLED product of claim 1 wherein the water-indicating layer is an ink layer.
3. The silicon-based OLED product of claim 1 wherein the moisture barrier film further comprises a second barrier film layer, the second barrier film layer being an inorganic film.
4. The preparation method of the silicon-based OLED product based on the micro display is characterized by comprising the following steps of:
providing a silicon substrate, and forming an OLED display device and a packaging layer on the silicon substrate from bottom to top in sequence,
forming an impermeable film layer and a water absorption film layer on the packaging layer sequentially from bottom to top;
forming a plurality of holes on the end part of the water absorption film layer far away from the seepage-proofing film layer, and filling a water-meeting indication coating in the holes; forming a hydrophobic film layer covering the water absorption film layer and the water meeting indication coating, and forming a first barrier film layer on the hydrophobic film layer to obtain a water vapor barrier film consisting of the impermeable film layer, the water absorption film layer, the hydrophobic film layer and the first barrier film layer, wherein the thickness of the water absorption film layer is 50-60 microns, and the depth of the hole is 10-30 microns; the impermeable film layer is a polyethylene film or a polyvinylidene chloride film, and the water-absorbing film layer is an active carbon fiber film or a water-absorbing resin film; the hydrophobic film layer is a polyacrylate film or a polytetrafluoroethylene resin film, and the barrier film layer is a polyethylene glycol phthalate film or a polyethylene naphthalate film.
5. The method of claim 4, wherein a plurality of holes are formed in the end of the water absorbing film layer away from the impermeable film layer, and a water-indicating coating is filled in the holes, comprising the steps of:
forming a plurality of holes on the water absorption film layer by adopting laser drilling;
coating water-meeting indication paint on the water-absorbing film layer with the holes;
polishing the water-absorbing film layer coated with the water-meeting indication paint, and obtaining the water-meeting indication paint in the hole.
6. The method of manufacturing according to claim 5, wherein forming a hydrophobic film layer covering the water absorbing film layer and the water-meeting indication coating layer comprises the steps of:
coating an adhesive on the water absorption film layer and the water meeting indication coating, and then forming a hydrophobic film coating;
and carrying out illumination heating on the hydrophobic film coating to obtain the hydrophobic film layer.
7. The method according to claim 5, further comprising
Carrying out infrared scanning on the polished water absorbing film layer to obtain an infrared scanning image;
performing color recognition on the infrared scanning image to obtain a difference point distribution map;
and comparing the difference point distribution map with a preset template, and evaluating the integrity of the water-meeting indication coating according to the comparison result.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310514635.2A CN116634795B (en) | 2023-05-09 | 2023-05-09 | Silicon-based OLED product based on micro display and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310514635.2A CN116634795B (en) | 2023-05-09 | 2023-05-09 | Silicon-based OLED product based on micro display and preparation method thereof |
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| CN116634795B true CN116634795B (en) | 2024-02-20 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821376A (en) * | 2015-04-24 | 2015-08-05 | 京东方科技集团股份有限公司 | Organic light emitting diode (OLED) panel, manufacturing method thereof and display device |
| CN105405986A (en) * | 2015-12-16 | 2016-03-16 | 张家港康得新光电材料有限公司 | Moisture barrier film, preparation method thereof and display containing the same |
| CN110416430A (en) * | 2019-07-26 | 2019-11-05 | 云谷（固安）科技有限公司 | Display panel and display device |
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2023
- 2023-05-09 CN CN202310514635.2A patent/CN116634795B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104821376A (en) * | 2015-04-24 | 2015-08-05 | 京东方科技集团股份有限公司 | Organic light emitting diode (OLED) panel, manufacturing method thereof and display device |
| CN105405986A (en) * | 2015-12-16 | 2016-03-16 | 张家港康得新光电材料有限公司 | Moisture barrier film, preparation method thereof and display containing the same |
| CN110416430A (en) * | 2019-07-26 | 2019-11-05 | 云谷（固安）科技有限公司 | Display panel and display device |
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| CN116634795A (en) | 2023-08-22 |
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