CN114694506A - Display device - Google Patents
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- CN114694506A CN114694506A CN202210270194.1A CN202210270194A CN114694506A CN 114694506 A CN114694506 A CN 114694506A CN 202210270194 A CN202210270194 A CN 202210270194A CN 114694506 A CN114694506 A CN 114694506A
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- shape memory
- display panel
- display device
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- 238000005452 bending Methods 0.000 claims abstract description 24
- 239000006260 foam Substances 0.000 claims abstract description 19
- 238000001179 sorption measurement Methods 0.000 claims abstract description 16
- 239000010410 layer Substances 0.000 claims description 181
- 239000000463 material Substances 0.000 claims description 18
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 16
- 239000012790 adhesive layer Substances 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 15
- 239000012634 fragment Substances 0.000 abstract description 7
- 230000003014 reinforcing effect Effects 0.000 description 24
- 238000010586 diagram Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 208000010727 head pressing Diseases 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a display device, which comprises a display panel and a curved surface cover plate attached to the display panel; the back of the display panel is bent to form an accommodating cavity, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are positioned between the first flexible layer and the second flexible layer; the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending; in the binding process of the display panel, after the pressure head is contacted with the shape memory layer, the flat adsorption part of the shape memory layer can be well adsorbed on the surface of the pressure head, the natural warping part reduces the contact risk in advance due to self-warping, and meanwhile, after the pressure head is separated from the shape memory layer, the rebound force of the shape memory layer is smaller, the original shape can be recovered, the problems of fragment and tearing of the shape memory layer are avoided, and the normal display of the display device is ensured.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display device.
Background
The OLED display device has the advantages of self-luminescence, low driving voltage, high luminous efficiency, short response time, high definition and contrast, a visual angle of nearly 180 degrees, wide use temperature range, flexible display, large-area full-color display and the like, and is widely applied to the fields of display, illumination, intelligent wearing and the like.
As shown in fig. 1, an OLED display device 10 in the prior art includes a display panel 11, the display panel 11 is bent to the back to form a containing cavity, a UV glue layer 12 is arranged on the surface of the bent display panel 11, a first back plate 13, a second back plate 16, a foam layer 14 and a reinforcing plate 15 are sequentially arranged in the containing cavity between the first back plate 13 and the second back plate 16, the foam layer 14 plays a role in buffering, the reinforcing plate 15 plays a role in fixing, in order to further increase the screen occupation ratio of electronic equipment, a four-curved-surface design is immediately generated, the long side and the short side of the cover plate are both provided with radians, a curved-surface binding process is required, compared with a conventional binding structure, the reinforcing plate bound by the curved surface is required to be attached to an arc area. As shown in fig. 2 and 3, the pressing head 21 completes the electrical connection between the binding end of the display panel 11 and the flexible FPC under the action of the pressure F1; in this binding process, because reinforcing plate 15 is by silica gel material injection moulding, pressure head 21 bends the one end of reinforcing plate 15 to the arc form, and the attached phenomenon can appear in the lateral wall (position S1 department) that pressure head 21 and reinforcing plate 15 begin to contact, leads to on the pressure head of reinforcing plate adhesion bending equipment, causes reinforcing plate 15 fragmentation and torn problem.
To sum up, need provide a new display device to solve and bind the process at conventional display panel, because of the reinforcing plate among the display device is by silica gel material injection moulding, the pressure head is bent the one end of reinforcing plate to the arc form, and the pressure head can appear attached phenomenon with the lateral wall that the reinforcing plate begins to contact, leads to on the reinforcing plate adhesion bending equipment's pressure head, causes reinforcing plate fragment and torn problem.
Disclosure of Invention
This application provides a display device according to prior art problem, can solve and bind the process at conventional display panel, and because of the reinforcing plate among the display device is by silica gel material injection moulding, the pressure head is bent the one end of reinforcing plate to the arc form, and attached phenomenon can appear with the lateral wall that the reinforcing plate begins to contact to the pressure head, leads to on the reinforcing plate adhesion bending equipment's pressure head, causes reinforcing plate fragment and torn problem.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the embodiment of the invention provides a display device, which comprises a display panel and a curved cover plate attached to the display panel; the back of the display panel is bent to form an accommodating cavity, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are positioned between the first flexible layer and the second flexible layer; the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending.
According to a preferred embodiment of the present invention, the shape memory layer includes a first pressure sensitive adhesive layer, a second pressure sensitive adhesive layer, and a plastic material layer between the first pressure sensitive adhesive layer and the second pressure sensitive adhesive layer, the plastic material layer being a SUS stainless steel plate or a copper foil.
According to a preferred embodiment of the present invention, the length of the flat suction portion is greater than or equal to two thirds of the length of the shape memory layer in the expanded state; and the thickness of the flat adsorption part is equal to that of the natural warping part.
According to a preferred embodiment of the present invention, the flat absorbing portion and the natural warping portion are both provided with hollow patterns.
According to a preferred embodiment of the present invention, the ends of the first flexible layer, the foam layer, and the second flexible layer close to the bending side of the display panel are flush, and the ends of the first flexible layer, the foam layer, and the second flexible layer close to the bending side of the display panel exceed the shape memory layer.
According to a preferred embodiment of the invention, the material of the first flexible layer and the second flexible layer is one of transparent PI and PET profiles.
According to a preferred embodiment of the present invention, a first supporting block and a second supporting block are further disposed at an interval on a side of the display panel where the back portion is bent, the first supporting block is disposed to be attached to the curved surface of the edge of the display panel, and the second supporting block is disposed to be attached to the flat surface of the display panel.
According to a preferred embodiment of the present invention, the display device further includes a flexible FPC, the flexible FPC is disposed on the same layer as the first support block and the second support block, and the flexible FPC is electrically connected to the bonding terminal of the display panel through a metal electrode.
According to a preferred embodiment of the present invention, an irregular square conductive adhesive layer is further disposed between the metal electrode and the flexible FPC, and the metal electrode is electrically connected to the flexible FPC through the irregular square conductive adhesive layer.
According to a preferred embodiment of the present invention, a UV glue layer is disposed on the surface of the bent display panel, a light emitting surface of the display panel is provided with a polarizing layer, and the polarizing layer and the UV glue layer are disposed on the same layer; an optical adhesive layer is further arranged on the polarizing layer, and the curved cover plate is further arranged on the optical adhesive layer.
The invention has the beneficial effects that: the embodiment of the invention provides a display device, which comprises a display panel and a curved cover plate attached to the display panel; the back of the display panel is bent to form an accommodating cavity, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are positioned between the first flexible layer and the second flexible layer; the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending; in the binding process of the display panel, after the pressure head is contacted with the shape memory layer, the flat adsorption part of the shape memory layer can be well adsorbed on the pressure head of the bending equipment, the natural warping part reduces the contact risk in advance due to self-warping, and meanwhile, after the pressure head is separated from the shape memory layer, the rebound force of the shape memory layer is smaller, the original shape can be recovered, the problems of fragment and tearing of the shape memory layer are avoided, and the normal display of the display device is ensured.
Drawings
In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a film structure of an OLED display device in the prior art.
Fig. 2 and 3 are schematic structural diagrams of a pressing head pressing reinforcing plate in a binding process of an OLED display device in the prior art.
Fig. 4 is a schematic diagram of a film structure of a display device according to an embodiment of the invention.
Fig. 5 and 6 are schematic structural diagrams of a shape memory layer of a display device according to an embodiment of the invention.
Fig. 7 is a schematic structural diagram of a display device according to an embodiment of the present invention during a bending process of a film layer.
Fig. 8 and 9 are schematic structural diagrams illustrating a structure of a ram pressing a shape memory layer in a binding process of a display device according to an embodiment of the present invention.
Fig. 10 to 11 are schematic structural diagrams illustrating a process for manufacturing a shape memory layer of a display device according to an embodiment of the present invention.
Detailed Description
The following description of the various embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms mentioned in the present invention, such as [ upper ], [ lower ], [ front ], [ rear ], [ left ], [ right ], [ inner ], [ outer ], [ side ], are only referring to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention. In the drawings, elements having similar structures are denoted by the same reference numerals, and broken lines in the drawings indicate that the elements do not exist in the structures, and only the shapes and positions of the structures are explained.
The invention aims at solving the problem that in the binding process of a conventional display panel, because a reinforcing plate in a display device is formed by injection molding of a silica gel material, one end of the reinforcing plate is bent to be arc-shaped by a pressure head, and the side wall of the pressure head, which is initially contacted with the reinforcing plate, is attached to the pressure head of bending equipment, so that the reinforcing plate is adhered to the pressure head of the bending equipment, and the reinforcing plate is broken and torn.
The embodiment of the invention provides a display device, which comprises a display panel and a curved cover plate attached to the display panel; the back of the display panel is bent to form an accommodating cavity, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are positioned between the first flexible layer and the second flexible layer; the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending; in the binding process of the display panel, after the pressure head is contacted with the shape memory layer, the flat adsorption part of the shape memory layer can be well adsorbed on the pressure head of the bending equipment, the natural warping part reduces the contact risk in advance due to self-warping, and meanwhile, after the pressure head is separated from the shape memory layer, the rebound force of the shape memory layer is smaller, the original shape can be restored, the problems of fragment and tearing of the shape memory layer are avoided, and the normal display of the display device is ensured.
Specifically, as shown in fig. 4, the present invention provides a film layer schematic diagram of a display device, a structure of the display device 100 of this embodiment is located in a non-display area and also in a binding area, the display device 100 includes a display panel 101 and a curved cover plate 105 attached to the display panel 101, a receiving cavity is formed in a back of the display panel 101 in a bending manner, a support layer 102 is disposed in the receiving cavity, the support layer 102 includes a first flexible layer 1021 and a second flexible layer 1024 which are stacked, and a foam layer 1022 and a shape memory layer 1023 which are located between the first flexible layer 1021 and the second flexible layer 1024, and the first flexible layer 1021 and the second flexible layer 1024 are made of a bending-resistant transparent material, preferably a transparent PI or PET profile.
As shown in fig. 5, the shape memory layer 1023 includes a first pressure-sensitive adhesive layer 10233, a second pressure-sensitive adhesive layer 10235, and a plastic material layer 10234 between the first pressure-sensitive adhesive layer 10233 and the second pressure-sensitive adhesive layer 10235, the plastic material layer 10234 being a SUS stainless steel plate or a copper foil.
Referring to fig. 6 and 5, the shape memory layer 1023 includes an integrally formed flat suction portion 10231 and a natural warping portion 10232, and the natural warping portion 10232 is located on the edge curved surface of the display panel 101. The length b of the flat suction portion 10231 is greater than or equal to two thirds of the length a of the shape memory layer 1023 in the extended state, and the thickness c of the flat suction portion 10231 is equal to the thickness d of the natural warp portion 10232. According to the bending form of the display panel 101 achieved according to the requirement, the invention designs a special shape memory layer 1023 structure, when not stressed, the whole structure is divided into a flat adsorption part 10231 and a natural warping part 10232, the cross section of the natural warping part 10232 is an arc-shaped curve with equal thickness and smoothness, the whole stack structure at least comprises 3 layers, plastic materials and more than 2 layers of pressure sensitive adhesive layers, the plastic materials require to adopt better plastic and toughness materials (such as sus or cu sheets), the pressure sensitive adhesive layers can be flattened after being extruded and flattened, the original shape can be recovered after the stress is cancelled, the shape memory layer 1023 rebound force is reduced, the adsorption of a profiling pressure head is ensured, and the risk of fragment contact in advance is reduced.
As shown in fig. 4 and fig. 7, the surface of the bent display panel 101 of the invention is provided with a UV glue layer 106, the light exit surface of the display panel 101 is provided with a polarizing layer 103, and the polarizing layer 103 and the UV glue layer 106 are arranged in the same layer; an optical adhesive layer 104 is further disposed on the polarizing layer 103, and a curved cover plate 105 is further disposed on the optical adhesive layer 104. The display panel 101 is bent at one side of the back of the display panel 101 and is further provided with a first supporting block 1071 and a second supporting block 1072 at intervals, the first supporting block 1071 and the second supporting block 1072 form a supporting block 107, the first supporting block 1071 is attached to the edge curved surface of the display panel 101 and is arranged on the flat surface of the second supporting block 1072 attached to the display panel 101, and the first supporting block 1071 and the second supporting block 1072 are preferably made of rubber.
The display device 100 further includes a flexible FPC109, the flexible FPC109 is disposed on the same layer as the first supporting block 1071 and the second supporting block 1072, the outer leakage terminal of the display panel 101 is electrically connected to one end of the metal electrode 108, one end of the metal electrode 108 is electrically connected to the flexible FPC109, that is, the flexible FPC109 is electrically connected to the bonding end of the display panel 101 through the metal electrode 108, an irregular conductive adhesive 1091 is further disposed between the metal electrode 108 and the flexible FPC109, and the metal electrode 108 is electrically connected to the flexible FPC109 through the irregular conductive adhesive layer 1091.
In order to improve the bending performance and the capability of releasing the internal stress of the shape memory layer 1023, the shape memory layer 1023 of the embodiment is configured with a hollow structure, and the flat absorption portion 10231 and the natural warping portion 10232 are both provided with hollow patterns, and specific hollow pattern shapes are not shown in the drawing. Bind the process at display panel, leak terminal and metal electrode 108 outward to extrusion display panel 101 when the pressure head to make display panel 101 leak the terminal and laminate with metal electrode 108 and be in the same place outward, because flat absorption portion 10231 and natural warping portion 10232 all are provided with the fretwork pattern, hollow out construction is blind hole or through-hole, and hollow out construction can further reduce the extrusion stress that the laminating brought, improves the laminating yield, guarantees that display panel normally shows.
As shown in fig. 8 and 9, the present invention further provides a schematic diagram of a binding process in a display device. The indenter 201 is believed to press the shape memory layer 1023 under the action of the pressure F2, the protecting layer 202 is further arranged on the side, facing the shape memory layer 1023, of the indenter 201, the shape of the protecting layer 202 is the same as that of the shape memory layer 1023, the local stress of the natural warping portion 10232 of the shape memory layer 1023 can be reduced, and the risk of breakage and tearing of the shape memory layer is reduced.
Referring to fig. 10 and 11, an embodiment of the invention provides a schematic structural diagram of a process for preparing a shape memory layer 1023. The shape memory layer 1023 is prepared by a method comprising: step S1, providing a plastic material layer 10234, hot bending the plastic material layer 10234 to a predetermined arc shape to form a natural warping portion, and preparing a first pressure sensitive adhesive layer 10233 and a second pressure sensitive adhesive layer 10235 on two sides of the plastic material layer 10234 respectively to complete preparation of the shape memory layer 1023, wherein the shape memory layer 1023 comprises an integrally formed flat adsorption portion and a natural warping portion; step S2, attaching the thicker PF film 203 on both sides of the shape memory layer 1023 by means of the roller 204, and flattening the shape memory layer 1023 into a regular shape after attachment; in step S3, in actual use, when the PF film 203 is torn off, the shape memory layer 1023 naturally pops up to form a support structure having a predetermined arc shape.
The OLED display device comprises a display panel, wherein an accommodating cavity is formed in the back of the display panel in a bending mode, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are located between the first flexible layer and the second flexible layer; the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending; in the binding process of the display panel, after the pressure head is contacted with the shape memory layer, the flat adsorption part of the shape memory layer can be well adsorbed on the pressure head of the bending equipment, the natural warping part reduces the contact risk in advance due to self-warping, and meanwhile, after the pressure head is separated from the shape memory layer, the rebound force of the shape memory layer is smaller, the original shape can be recovered, the problems of fragment and tearing of the shape memory layer are avoided, and the normal display of the display device is ensured.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (10)
1. The display device is characterized by comprising a display panel and a curved surface cover plate attached to the display panel; the back of the display panel is bent to form an accommodating cavity, a supporting layer is arranged in the accommodating cavity and comprises a first flexible layer, a second flexible layer, a foam layer and a shape memory layer, wherein the first flexible layer and the second flexible layer are arranged in a laminated mode, and the foam layer and the shape memory layer are positioned between the first flexible layer and the second flexible layer;
the shape memory layer comprises a flat adsorption part and a natural warping part which are integrally formed, and the natural warping part has the characteristic of natural bending.
2. The display device according to claim 1, wherein the shape memory layer comprises a first pressure sensitive adhesive layer, a second pressure sensitive adhesive layer, and a plastic material layer between the first pressure sensitive adhesive layer and the second pressure sensitive adhesive layer, the plastic material layer being a SUS stainless steel plate or a copper foil.
3. The display device according to claim 1, wherein a length of the flat absorption portion is greater than or equal to two thirds of a length of the shape memory layer in an extended state; and the thickness of the flat adsorption part is equal to that of the natural warping part.
4. The display device according to claim 1, wherein the flat adsorption part and the natural warping part are provided with hollow patterns.
5. The display device according to claim 1, wherein ends of the first flexible layer, the foam layer, and the second flexible layer near a bending side of the display panel are flush, and ends of the first flexible layer, the foam layer, and the second flexible layer near the bending side of the display panel extend beyond the shape memory layer.
6. A display device as claimed in claim 5, characterised in that the material of the first and second flexible layers is one of a transparent PI and PET profile.
7. The display device according to claim 1, wherein a first supporting block and a second supporting block are further disposed at an interval on a side of the display panel where the back portion is bent, the first supporting block is disposed to be attached to the curved surface of the edge of the display panel, and the second supporting block is disposed to be attached to the flat surface of the display panel.
8. The display device according to claim 7, further comprising a flexible FPC, wherein the flexible FPC is disposed on the same layer as the first and second support blocks, and the flexible FPC is electrically connected to the bonding terminals of the display panel through metal electrodes.
9. The display device according to claim 8, wherein an irregular-square conductive adhesive layer is further disposed between the metal electrode and the flexible FPC, and the metal electrode is electrically connected to the flexible FPC through the irregular-square conductive adhesive layer.
10. The display device according to claim 1, wherein a UV adhesive layer is disposed on the surface of the bent display panel, a light-emitting surface of the display panel is provided with a polarizing layer, and the polarizing layer and the UV adhesive layer are disposed on the same layer; an optical adhesive layer is further arranged on the polarizing layer, and the curved cover plate is further arranged on the optical adhesive layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210270194.1A CN114694506B (en) | 2022-03-18 | 2022-03-18 | display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210270194.1A CN114694506B (en) | 2022-03-18 | 2022-03-18 | display device |
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| CN113936548A (en) * | 2020-06-29 | 2022-01-14 | 云谷（固安）科技有限公司 | Display module, bending cushion block and manufacturing method of display module |
| CN111785169A (en) * | 2020-07-15 | 2020-10-16 | 京东方科技集团股份有限公司 | Display device and manufacturing method |
| CN112289185A (en) * | 2020-10-26 | 2021-01-29 | 武汉华星光电半导体显示技术有限公司 | Display module |
| CN112562508A (en) * | 2020-12-03 | 2021-03-26 | 武汉华星光电半导体显示技术有限公司 | Curved surface display panel and display device |
| CN113053245A (en) * | 2021-03-11 | 2021-06-29 | 京东方科技集团股份有限公司 | Profiling device, laminating method and display device |
| CN112866461A (en) * | 2021-03-17 | 2021-05-28 | 昆山国显光电有限公司 | Optical adhesive layer and display module |
| CN113192420A (en) * | 2021-04-09 | 2021-07-30 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and display device |
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