CN114497419A - Display panel, display panel preparation method and display device - Google Patents
Display panel, display panel preparation method and display device Download PDFInfo
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- CN114497419A CN114497419A CN202210108018.8A CN202210108018A CN114497419A CN 114497419 A CN114497419 A CN 114497419A CN 202210108018 A CN202210108018 A CN 202210108018A CN 114497419 A CN114497419 A CN 114497419A
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- H10K50/00—Organic light-emitting devices
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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Abstract
The utility model relates to a show technical field, concretely relates to display panel, display panel preparation method and display device, display device installs this display panel, display panel forms through this display panel preparation method processing, display panel includes the screen layer group, shielding layer and polarisation layer, the screen layer group has first trompil and the frame portion around first trompil, shielding layer sets up in the frame portion upside of screen layer group, the polarisation layer is located screen layer group upside, the polarisation layer covers shielding layer, this application scheme produces the black border effect through polarisation layer and shielding layer overlap, do not change current frame portion size, reduce the area of polarisation layer and shielding layer overlap, realize display panel's narrow black border, improve the screen visual effect, alleviate the light leak of hole lateral wall simultaneously, the ability of the hole side anti-water oxygen invasion has been improved.
Description
Technical Field
The present disclosure generally relates to the field of display technologies, and in particular, to a display panel, a method for manufacturing the display panel, and a display device.
Background
With the development of display technology, a comprehensive screen is one of important development directions of a display terminal, in order to enable the front of a screen to be visually attractive, the reduction of the aperture and the black edge of an opening of the screen becomes a key point, the aperture of the opening needs to be matched with a front camera, and the black edge size which influences the visual effect and the aesthetic effect is more important, so that the size of the black edge needs to be reduced in order to pursue the visual effect and the aesthetic effect.
Disclosure of Invention
In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
In order to solve the technical problems of serious light leakage and poor water and oxygen corrosion resistance of the hole side wall of the conventional narrow black edge display panel, the application provides a display panel, a display panel preparation method and a display device.
In order to achieve the purpose of the invention, the following technical scheme is adopted in the application:
a display panel, comprising:
the screen layer group is provided with a first opening and a frame part surrounding the first opening;
the shielding layer is arranged on the upper side of the frame part; and
the polarizing layer is positioned on the upper side of the screen layer group;
the polarizing layer covers the shielding layer, and the polarizing layer and the shielding layer are overlapped to form a black edge area of the display panel.
Further, in some embodiments of the present application, the polarizing layer is provided with a second opening corresponding to the first opening, and a diameter of the second opening is larger than a diameter of the first opening, so that the polarizing layer and the shielding layer are partially overlapped.
Further, in some embodiments of the present application, an edge of the second opening corresponds to a middle portion of the shielding layer.
Further, in some embodiments of the present application, the screen layer group includes a touch layer;
the shielding layer and the touch layer are arranged on the same layer; alternatively, the first and second electrodes may be,
the shielding layer is arranged on the upper side of the touch layer.
Further, in some embodiments of the present application, the shielding layer covers the frame region in a ring shape, and the width of the shielding layer is 200 μm to 400 μm.
Further, in some embodiments of the present application, the shielding layer has a thickness of 0.1 μm to 1 μm.
Further, in some embodiments of the present application, the material of the shielding layer is one or more of molybdenum, titanium, aluminum and silver.
A display panel preparation method comprises the following steps:
a frame area is set around the opening area of the screen layer group;
forming a shielding layer covering the frame area on the screen layer group;
preparing a polarizing layer, covering the shielding layer with the polarizing layer, and overlapping the polarizing layer and the shielding layer to form a black edge area of the display panel.
Further, in some embodiments of the present application, after the screen layer group forms the shielding layer covering the frame area, the method includes:
forming a polarizing layer covering the opening area on the upper side of the screen layer group;
opening a hole in the opening area of the screen layer group, and penetrating through the screen layer group and the polarizing layer;
and cutting the polarizing layer group around the opening to cover the shielding layer with the polarizing layer.
A display device is provided with the display panel.
According to the technical scheme, the display panel preparation method and the display device have the advantages and positive effects that:
the scheme of the application provides a display panel, a display panel preparation method and a display device, the display device is provided with the display panel, the display panel is formed by processing through the display panel preparation method, the display panel comprises a screen layer group, a shielding layer and a polarizing layer, the screen layer group is provided with a first opening and a frame part surrounding the first opening, the shielding layer is arranged on the upper side of the frame part of the screen layer group, the polarizing layer is arranged on the upper side of the screen layer group, the polarizing layer covers the shielding layer, the application scheme produces a black edge effect through overlapping of the polarizing layer and the shielding layer, on the basis of not changing the size of the existing frame part, the overlapping area of the polarizing layer and the shielding layer is reduced, the narrow black edge of the display panel is realized, the visual effect of a screen is improved, meanwhile, the hole side wall is lightened, and the water and oxygen invasion resistance of the hole side of the display panel is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a partial structural schematic diagram illustrating a display panel according to an exemplary embodiment.
Fig. 2 is a schematic diagram illustrating a partial top view structure of a display panel according to an exemplary embodiment.
Fig. 3 is a schematic view of a manufacturing process of a barrier layer and a screen layer of a display panel according to an exemplary embodiment.
Fig. 4 is a schematic view illustrating a process of preparing a polarizing layer group in a method of preparing a display panel according to an exemplary embodiment.
Fig. 5 is a schematic diagram illustrating different layers of a shielding layer and a screen layer set in a display panel manufacturing method according to an exemplary embodiment.
Fig. 6 is a schematic view illustrating another manufacturing process of a polarizing layer set in a method of manufacturing a display panel according to an exemplary embodiment.
Wherein the reference numerals are as follows:
100-screen layer group; 110-a steerable zone; 120-a border region; 121-black border region; 122-a second border region; 130-an open area; 131-a first opening;
200-a shielding layer;
300-a polarizing layer; 310-a second opening;
400-optical glue layer;
500-a protective layer;
600-cover plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments in the present application are within the scope of the present application without inventive efforts, and therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention but only to represent selected embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
With the development of display technology, a comprehensive screen is one of important development directions of a display terminal, in order to enable the front of a screen to be visually attractive, the reduction of the aperture and the black edge of an opening of the screen becomes a key point, the aperture of the opening needs to be matched with a front camera, and the black edge size which influences the visual effect and the aesthetic effect is more important, so that the size of the black edge needs to be reduced in order to pursue the visual effect and the aesthetic effect.
In order to solve the technical problems of serious light leakage and poor resistance to water-oxygen erosion of the hole side wall of the existing narrow black-edge display panel, the application provides a display panel, a display panel preparation method and a display device, the display device is provided with the display panel, the display panel is processed by the display panel preparation method, the display panel comprises a screen layer group 100, a shielding layer 200 and a polarizing layer 300, the screen layer group 100 is provided with a first opening 131 and a frame part surrounding the first opening 131, the shielding layer 200 is arranged on the upper side of the frame part of the screen layer group 100, the polarizing layer 300 is arranged on the upper side of the screen layer group 100, the polarizing layer 300 covers the shielding layer 200, the application scheme produces a black-edge effect by overlapping the polarizing layer 300 and the shielding layer 200, on the basis of not changing the size of the existing frame part, the overlapping area of the polarizing layer 300 and the shielding layer 200 is reduced, the narrow black edge of the display panel can be realized, and the screen visual effect is improved, meanwhile, light leakage of the side wall of the hole is reduced, and the capability of resisting water and oxygen invasion of the hole side is improved.
Fig. 1 is a partial structural view of a display panel according to an exemplary embodiment, and fig. 2 is a partial top-view structural view of a display panel according to an exemplary embodiment.
With reference to fig. 1-2, an embodiment of the present application provides a display panel, where the display panel includes a protection layer 500, a screen layer group 100, a shielding layer 200, a polarizing layer 300, an optical adhesive layer 400, and a cover plate 600, where the protection layer 500 is located on a back side of the screen layer group 100, the screen layer group 100 has a first opening 131, the screen layer group 100 is provided with a frame portion 123 surrounding the first opening 131, the shielding layer 200 is disposed on an upper side of the frame portion, the optical adhesive layer 400 is located on an upper side of the polarizing layer 300, and the cover plate 600 is located on an upper side of the optical adhesive layer 400.
The area corresponding to the upper side of the frame portion is the frame area 120, and the frame portion is of an annular structure, so that the frame area 120 is annular, the shielding layer 200 covers the frame portion, and the shielding layer 200 is also of an annular structure, preferably, the annular width of the shielding layer 200 is equal to the annular width of the frame portion, so that the projection of the shielding layer 200 in the direction perpendicular to the screen layer group 100 just falls on the frame area 120.
The polarizing layer 400 has a second opening 310, the second opening 310 penetrates through the polarizing layer 300, the optical adhesive layer 400 has a third opening (not labeled) penetrating through the optical adhesive layer 400, preferably, the first opening 131, the second opening 310 and the third opening are coaxially disposed, and the diameter of the second opening 310 is equal to the diameter of the third opening.
The diameter of the second opening 310 is larger than that of the first opening 131, so that one part of the shielding layer 200 and the polarizing layer 300 are overlapped to form a black edge area of the display panel, the other part of the shielding layer 200 is exposed out of the polarizing layer 300 and forms a second edge area 122 of the display panel, the display panel is segmented from the controllable area 110, the black edge area 121, the second edge area 122 to the first opening 131, on the basis of not changing the size of the existing frame part, the overlapping area of the polarizing layer and the shielding layer is reduced, the narrow black edge effect of the display panel is realized, the screen visual effect is improved, meanwhile, the light leakage problem of the side wall of the hole is reduced, the shielding layer covers the upper side of the frame part, and the anti-water and oxygen intrusion capability of the side of the hole can be improved.
In the embodiment of the application, the edge of the second opening 310 corresponds to the middle of the shielding layer 200, the area of the shielding layer 200 is the same as the area of the frame area 120, that is, the area where half of the width of the polarizing layer 300 overlaps with the shielding layer 200 is the screen black edge area 121, the screen layer group 100 is provided with a touch layer, and the other half of the width of the shielding layer 200 is exposed to the polarizing layer 300.
The screen layer group 100 includes a touch layer, in this embodiment, the shielding layer 200 may be the same layer as the touch layer, and in other embodiments, the shielding layer 200 may also be disposed on the upper side of the touch layer (as shown in fig. 5).
In a specific example, the diameter of the first opening 131 is between 2.8mm and 3,4mm, the width of the frame part is between 180 μm and 550 μm, and thus, the width of the shielding layer 200 is 180 μm to 550 μm, the thickness of the shielding layer 200 may be 0.1 μm to 1 μm, the width of the black border area is 30 μm to 200 μm, and the width of the second border area is 150 μm to 350 μm.
Preferably, the width of the frame portion is 200 μm to 400 μm, the width of the shielding layer 200 is the same as the width of the frame portion, and when the width of the shielding layer 200 is 400 μm, the width of the black border region is preferably 200 μm.
The thickness of the polarizing layer 300 may be 50 μm to 150 μm, and the thickness of the optical adhesive layer 400 may be 30 μm to 150 μm.
In this application scheme, through with polarisation layer 300 and shielding layer 200 overlap manufacture display panel's black edge effect, on the basis that does not change current frame portion size, can realize the narrow black edge of screen, improve the screen and look the effect, alleviate the hole lateral wall light leak simultaneously, improved the ability of hole side anti water oxygen invasion.
The shielding layer 200 is made of one or more of molybdenum, titanium, aluminum and silver, the color of the second edge region 122 is the color of the material itself, and in some embodiments, the shielding layer 200 may also be provided with a covering layer, which is other colors besides black.
Fig. 3 is a schematic view of a manufacturing process of a shielding layer and a screen layer group of a display panel manufacturing method according to an exemplary embodiment, fig. 4 is a schematic view of a manufacturing process of a polarizing layer group in a display panel manufacturing method according to an exemplary embodiment, fig. 5 is a schematic view of a manufacturing process of a shielding layer and a screen layer group of a display panel manufacturing method according to an exemplary embodiment, and fig. 6 is a schematic view of another manufacturing process of a polarizing layer group in a display panel manufacturing method according to an exemplary embodiment.
The application further provides a display panel preparation method, the display panel preparation method mainly produces a black edge effect by overlapping the polarizing layer 300 and the shielding layer 200 on the basis that the size of the existing display panel frame area 120 is not changed, the overlapping area of the polarizing layer 300 and the shielding layer 200 is controlled, and the narrow black edge effect of the display panel is achieved.
Referring to fig. 3 to 6, the display panel manufacturing method includes:
in step S01, a frame area 120 is set around the opening area 130 of the screen layer group 100.
Specifically, a screen layer group 100 is prepared, the screen layer group 100 can be used as a flexible display panel, a substrate is made of polyimide, a TFT (thin film transistor) circuit layer is prepared on the substrate, and then a display layer is prepared, wherein the display layer can be an OLED or a Micro LED, and an OLED is selected in the embodiment of the present application; the method comprises the steps of manufacturing a packaging layer, wherein the packaging layer can be a three-layer lamination of an inorganic layer, an organic layer and an inorganic layer in sequence, the three-layer lamination formed by the inorganic layer, the organic layer and the inorganic layer can be a SiON (silicon oxynitride layer), an acrylic layer and a SiN (silicon nitride layer), and finally manufacturing a touch layer of a screen, and setting an opening area 130 and a frame area 120(Panel Border area) surrounding the opening area 130 in the screen layer assembly 100.
In the embodiment of the present application, the frame area 120 is annular, and the width of the frame area 120 may be 200 μm to 400 μm.
In step S02, a shielding layer 200 covering the bezel is formed on the screen layer group 100.
Specifically, as shown in fig. 1, the shielding layer 200 may be the same layer as the touch layer or a single layer, the thickness of the shielding layer 200 may be 0.1 to 1 μm, the material of the shielding layer 200 may be one or more of Mo (molybdenum), Ti (titanium), Al (aluminum) and Ag (silver), the shielding layer 200 may be made into a ring shape or a circular shape according to the outline of the frame area 120, if the shielding layer is a ring shape, the projection of the shielding layer may just fall on the frame area 120(Panel Border area), the ring width of the frame area 120 is 200 μm to 400 μm, and thus, the width of the shielding layer 200 may be 200 μm to 400 μm.
When the shielding layer 200 and the touch layer are on the same layer, in step S01, the touch layer extends to the boundary between the frame area 120 and the manipulable area 110 during the preparation process of the touch layer, or the touch layer is prepared in the manipulable area 110 of the screen layer group 100. The frame area 120 and the surface layer of the screen layer group 100 have a height difference, and the shielding layer 200 is prepared behind the frame area 120, and the shielding layer 200 and the touch layer are on the same layer.
Referring to fig. 5, when the shielding layer 200 is a single layer, that is, the shielding layer 200 is formed on the screen layer group 100, the shielding layer 200 extends from the boundary of the frame area 120 and the controllable area 110 to the opening area 130, the shielding layer 200 may just cover the frame area 120, or the shielding layer 200 covers the frame area 120 and a part of the opening area 130, or may completely cover the frame area 120 and the opening area 130 in a circular shape, and the diameter is between 2.8mm and 3,4 mm.
Step S03, preparing a polarizing layer set, wherein the polarizing layer set covers a part of the shielding layer 200, and an overlapping region of the polarizing layer set and the shielding layer 200 forms a black edge region 121 of the display panel.
Specifically, the polarizing layer set includes the polarizing layer 300 and the optical adhesive layer 400, in some embodiments, the polarizing layer set may be formed by first attaching the polarizing layer 300 to the optical adhesive layer 400, and then attaching the polarizing layer set to the screen layer set 100, or the polarizing layer 300 and the optical adhesive layer 400 may be sequentially prepared on the screen layer set 100, and the polarizing layer 300 and the optical adhesive layer 400 are combined to form the polarizing layer set.
The protective layer 500 is prepared on the back side of the screen layer group 100, the protective layer 500 may be a high polymer such as PET (polyethylene terephthalate), Pi (polyimide), etc., the thickness of the protective layer 500 may be 30 μm to 100 μm, the intermediate adhesive layer between the protective layer 500 and the screen layer group 100 may be silica gel, PU (microfiber skin), acryl, etc., and the thickness may be 30 μm to 80 μm.
The screen layer stack 100 is laser cut, preferably UV pico (ultraviolet picosecond laser), to form the contour cut and the first openings 131.
After the opening of the screen layer group 100 is completed, a second opening 310 is preset on the polarizing layer 300 according to the position of the first opening 131 of the screen layer group 100 and the coverage of the shielding layer 200, an optical adhesive layer 400 is prepared on the polarizing layer 300, the polarizing layer 300 and the optical adhesive layer 400 are adhered to form a polarizing layer group, the optical adhesive layer 400 fills the second opening 310, bubbles can be prevented from being generated during the adhering when the polarizing layer group is adhered to the screen layer group 100, the polarizing layer group provided with the second opening 310 is adhered to the screen layer group 100, the second opening 310 is coaxial with the first opening 131, the edge of the second opening 310 is positioned in the middle of the shielding layer 200, half of the polarizing layer group covering the shielding layer 200 forms a black edge, under the condition that the width of the shielding layer 200 is unchanged, the black edge of the screen is reduced, the water and oxygen intrusion resistance of the hole side is ensured, after the polarizing layer group is adhered to the screen layer group 100, the optical adhesive corresponding to the second opening 310 is removed, the second opening 310 penetrates the polarizing layer group.
The shielding layer 200 is partially exposed out of the polarizing layer group, and the exposed part of the shielding layer 200 forms the second side area 122 of the screen.
Referring to fig. 1-2, in a cross-sectional view, a portion of the shielding layer 200 is exposed to the polarizing layer 300, the interior of the hole has a step structure, and in a top view, the display panel has a segmented viewing effect from the controllable region 110, the black edge region 121, the second edge region 122 to the hole region.
It has been proposed in the prior art to reduce the Border region width by improving the Border region divider structure. Limited by the ink width limit (over 300 um) on the cover plate 600, the overall module black edge width is not reduced much even if the Panel Border region is made narrow to the limit of about 200 um. It has also been proposed to narrow the Panel Border region to about 200um, and to make a black matrix on its upper side by Panel process, and to remove the ink from the cover plate 600, but there are several problems, firstly, after the frame region 120 is narrowed, the operable region 110 is closer to the edge of the hole, and the light leakage from the sidewall is serious; secondly, the partition structure is complex, and the BM (black matrix) process is added, so that the manufacturing process difficulty is increased, the cost is increased, and meanwhile, the reliability is a great challenge.
The present frame district 120 width is not changed to this application scheme, on the basis of avoiding the inboard light leak in hole, through sheltering from layer 200 and polarisation layer 300 overlap and produce the black limit effect of screen, it is big to solve the current technological degree of difficulty that reduces the screen black limit, with high costs and aggravate the technical problem of the downthehole light leak of downthehole, the size of sheltering from layer 200 does not influence the size in black limit district 121 to a certain extent, consequently, can make and shelter from layer 200 and cover frame district 120 completely, improve the ability of downthehole side anti water oxygen invasion.
Wherein, the polarized light layer 300 and the optical adhesive layer 400 can be supplied with material (PWO) as a whole, and in the embodiment of the application, the polarized light layer 300 is defined as the polarized light layer group after being adhered with the optical adhesive layer 400, so that the laminating process in the preparation process of the display panel can be reduced, and the polarized light layer group is formed by completing the second opening 310 in advance in the corresponding area of the first opening 131 of the screen layer group 100, i.e. the second opening 310 can penetrate through the polarized light layer 300 and the optical adhesive layer 400.
After the polarizing layer group is combined on the screen layer group 100, the cover plate 600 is attached to the upper side of the polarizing layer group, the cover plate 600 may be made of glass, or transparent flexible film materials such as transparent polyimide, and the thickness of the transparent flexible film materials is 50 μm-700 μm, so that the module stacking structure of the display panel is completed.
In some embodiments, the width of the overlapping region of the shielding layer 200 and the polarization layer group may be limited to 30 μm to 200 μm, i.e., the width of the black edge is 30 μm to 200 μm; the thickness of the polarizing layer 300 may be 50 μm to 150 μm, and the thickness of the optical adhesive layer 400 may be 30 μm to 150 μm.
Referring to fig. 6, in some embodiments, the screen layer set 100 and the polarizing layer set may not be perforated in advance, or the polarizing layer 300 and the optical adhesive layer 400 may not be integrally formed, that is, the polarizing layer set is not prepared in advance.
After the preparation of back shielding layer 200 and protective layer 500 is completed, prepare polarisation layer 300 and optical adhesive layer 400 in proper order on screen layer group 100, polarisation layer 300 and optical adhesive layer 400 cover the trompil district 130 of screen layer group 100 completely, correspond first trompil 131 is seted up in the trompil district 130 of screen layer group 100, first trompil 131 runs through screen layer group 100 reaches polarisation layer group, and polarisation layer group and shielding layer 200 overlap area are great this moment, and the black border broad, consequently, utilize laser equipment to surround first trompil 131 is right polarisation layer group cuts, cuts off partial polarisation layer 300 and optical adhesive layer 400, makes the part of shielding layer 200 expose in polarisation layer group form in the frame district 120 form black border district 121 and by shielding layer 200 exposes the second limit district 122 that forms, can guarantee black border size precision more accurately.
The scheme of this application still provides a display device, and display device installs above-mentioned display panel.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely illustrative of particular embodiments of the invention that enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the general inventive concept. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A display panel, comprising:
the screen layer group is provided with a first opening and a frame part surrounding the first opening;
the shielding layer is arranged on the upper side of the frame part; and
the polarizing layer is positioned on the upper side of the screen layer group;
the polarizing layer covers the shielding layer, and the black edge area of the display panel is formed by overlapping the polarizing layer and the shielding layer.
2. The display panel of claim 1, wherein the polarizing layer is provided with a second opening corresponding to the first opening, and the second opening has a diameter larger than that of the first opening such that the polarizing layer partially overlaps the shielding layer.
3. The display panel according to claim 2, wherein an edge of the second opening corresponds to a middle portion of the shielding layer.
4. The display panel of claim 1, wherein the screen layer group comprises a touch layer;
the shielding layer and the touch layer are arranged on the same layer; alternatively, the first and second electrodes may be,
the shielding layer is arranged on the upper side of the touch layer.
5. The display panel according to any one of claims 1 to 4, wherein the blocking layer covers the frame portion in a ring shape, and the width of the blocking layer ring is between 200 μm and 400 μm.
6. The display panel according to any one of claims 1 to 4, wherein the blocking layer has a thickness in a range of 0.1 μm to 1 μm.
7. The display panel according to any one of claims 1 to 4, wherein the material of the shielding layer is one or more of molybdenum, titanium, aluminum and silver.
8. A method for manufacturing a display panel includes:
a frame area is set around the opening area of the screen layer group;
forming a shielding layer covering the frame area on the screen layer group;
preparing a polarizing layer, covering the shielding layer with the polarizing layer, and overlapping the polarizing layer and the shielding layer to form a black edge area of the display panel.
9. The method for manufacturing a display panel according to claim 8, comprising, after the screen layer group forms the shielding layer covering the frame area:
forming a polarizing layer covering the opening region on the upper side of the screen layer group;
opening a hole in the opening area of the screen layer group, and penetrating through the screen layer group and the polarizing layer;
and cutting the polarizing layer group around the opening hole to cover the shielding layer with the polarizing layer.
10. A display device characterized in that the display panel according to any one of claims 1 to 7 is mounted.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115547195A (en) * | 2022-09-21 | 2022-12-30 | 厦门天马显示科技有限公司 | Display panel, manufacturing method of display panel and display device |
| CN117119828A (en) * | 2023-02-16 | 2023-11-24 | 荣耀终端有限公司 | Display screen and electronic equipment |
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2022
- 2022-01-28 CN CN202210108018.8A patent/CN114497419A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115547195A (en) * | 2022-09-21 | 2022-12-30 | 厦门天马显示科技有限公司 | Display panel, manufacturing method of display panel and display device |
| CN117119828A (en) * | 2023-02-16 | 2023-11-24 | 荣耀终端有限公司 | Display screen and electronic equipment |
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