CN115188279A - Display module and display device - Google Patents
Display module and display device Download PDFInfo
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- CN115188279A CN115188279A CN202210910847.8A CN202210910847A CN115188279A CN 115188279 A CN115188279 A CN 115188279A CN 202210910847 A CN202210910847 A CN 202210910847A CN 115188279 A CN115188279 A CN 115188279A
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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
- G09F9/335—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 being organic light emitting diodes [OLED]
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Abstract
The embodiment of the application provides a display module assembly and display device, relates to and shows technical field for the technical problem of orange peel line and impression appear in the display surface of solving display module assembly. The display module assembly of this application embodiment includes flexible display panel and connects in the supporting component of flexible display panel one side, and the supporting component includes an at least foam stromatolite, and foam stromatolite is including relative obturator foaming layer and the trompil foaming layer that sets up, and the trompil foaming layer is located between obturator foaming layer and the flexible display panel. The opening foaming layer can contain the bulge on the surface of the closed cell foaming layer, the smoothness of the supporting component is improved, the uneven surface of the supporting component is prevented from acting on the flexible display panel, the smoothness of the flexible display panel is improved, and therefore the technical problem that orange peel lines and marks appear on the display surface of the display module is solved.
Description
Technical Field
The application relates to the technical field of display, in particular to a display module and a display device.
Background
For the slimming of display device such as realization cell-phone, panel computer, can reduce the size of reserving the clearance in the display device usually, but can make display device's center or the flexible display panel among the other device extrusion display module assembly, lead to garrulous bright spot to appear in flexible display panel's display surface.
In order to solve the above technical problems, in the related art, a polyimide layer in a support member on a backlight side of a flexible display panel is generally replaced with a closed-cell foam layer to improve elasticity and strength of the support member and prevent a bezel or other devices from pressing the flexible display panel. However, the display module with the above-mentioned supporting assembly has orange peel lines and impressions on the display surface.
Disclosure of Invention
In view of the above problems, the embodiment of the application provides a display module and a display device to solve the technical problem that orange peel lines and impressions appear on the display surface of the display module.
In order to achieve the above object, the embodiments of the present application provide the following technical solutions:
the first aspect of the embodiment of this application provides a display module assembly, including flexible display panel and connect in the supporting component of flexible display panel one side, the supporting component includes an at least foam lamination, foam lamination is including the relative obturator foaming layer and the trompil foaming layer that sets up, the trompil foaming layer is located the obturator foaming layer with between the flexible display panel.
The display module assembly of this application embodiment sets up the trompil foaming layer between obturator foaming layer and flexible display panel, the softness on trompil foaming layer is greater than the softness on obturator foaming layer, can hold the arch that the obturator foaming layer surface had, the planarization of supporting component has been improved, prevent that the unevenness surface of supporting component from acting on flexible display panel, the planarization of flexible display panel has been improved, thereby the technical problem of orange peel line and impression appears in the display surface of having solved display module assembly.
In some possible implementations, the material of the open-cell foam layer includes polymethyl methacrylate or polyurethane.
In some possible implementations, the material of the closed cell foam layer includes polymethyl methacrylate or polyurethane.
In some possible implementations, the foam laminate further includes a first foam layer and a second foam layer; the first foam layer comprises a first base material, and the closed-cell foaming layer is formed on the surface of the first base material; the second foam layer comprises a second base material, and the open-cell foam layer is formed on the surface of the second base material.
In some possible implementations, the material of the first substrate includes polyethylene terephthalate.
In some possible implementations, the material of the second substrate includes polyethylene terephthalate.
In some possible implementations, the thickness of the first foam layer is greater than or equal to 80 μm.
In some possible implementations, the thickness of the second foam layer is greater than or equal to 80 μm.
In some possible implementations, the foam lamination further includes a first connection glue layer, and the first connection glue layer is located between the first foam layer and the second foam layer and connected to the first foam layer and the second foam layer.
In some possible implementations, the first adhesive layer is a first grid tape.
In some possible implementations, the foam laminate further includes a third foam layer, the third foam layer includes a third substrate, the closed-cell foam layer is formed on a first surface of the third substrate, the open-cell foam layer is formed on a second surface of the third substrate, and the second surface is opposite to the first surface.
In some possible implementations, the material of the third substrate includes polyethylene terephthalate.
In some possible implementations, the support assembly further includes a metal layer connected to a side of the foam laminate facing away from the flexible display panel.
In some possible implementations, the metal layer includes a copper foil.
A second aspect of the embodiments of the present application provides a display device, including the display module described in any one of the above embodiments.
The display device according to the embodiment of the present application includes the display module according to any one of the above descriptions, and therefore the display device also has the advantages of the display module according to any one of the above descriptions, and the description of the embodiment of the present application is omitted.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following descriptions are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic cross-sectional view of a display module in some implementations of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of a display module in accordance with another implementation of the present application;
fig. 3 is a schematic cross-sectional view of a display module according to another embodiment of the disclosure.
Description of reference numerals:
10. a flexible display panel;
20. a support assembly;
210. foam lamination;
211. a first foam layer;
212. a first substrate;
213. a closed cell foam layer;
214. a second foam layer;
215. a second substrate;
216. a perforated foam layer;
217. a first connecting glue layer;
218. a third foam layer;
219. a third substrate;
220. a metal layer;
230. a second connecting glue layer;
30. a support film;
40. a polarizing layer;
50. an optical adhesive layer;
60. and (7) a cover plate.
Detailed Description
As described in the background of the invention, there is a technical problem in the related art that orange peel lines and impressions occur on the display surface of the display module. The inventor finds that the reason is that the display module comprises a flexible display panel and a supporting component, and the supporting component is arranged on the backlight side of the flexible display panel. The support member has a foam layer, which is typically a closed cell foam layer. The closed-cell foaming layer contains hollow particles, so that the surface of the closed-cell foaming layer has an uneven form, and the unevenness of the surface of the supporting component is intensified. After laminating supporting component in flexible display panel, the supporting component that has the unevenness surface acts on flexible display panel for flexible display panel produces unevenness's form, thereby makes the display surface of the display module assembly who has this flexible display panel produce orange peel line and impression.
To above-mentioned technical problem, the display module assembly of this application embodiment sets up the trompil foaming layer between obturator foaming layer and flexible display panel, the softness on trompil foaming layer is higher than obturator foaming layer softness, can hold the arch that obturator foaming layer surface had, with the planarization that improves the supporting component surface, prevent that the unevenness surface of supporting component from acting on flexible display panel, the planarization of flexible display panel has been improved, thereby the technical problem of orange peel line and impression appears in the display surface of having solved display module assembly.
In order to make the aforementioned objects, features and advantages of the embodiments of the present application more comprehensible, embodiments of the present application are described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the present application and not all embodiments. 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 application.
It should be noted that the sizes and shapes of the figures in the drawings are not to be considered true scale, but are merely illustrative of the contents of the embodiments of the present application. And the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.
Referring to fig. 1, an embodiment of the present application provides a display module, which includes a flexible display panel 10 and a supporting member 20 connected to one side of the flexible display panel 10, wherein the supporting member 20 is used for providing a supporting function for the flexible display panel 10; meanwhile, the strength of the flexible display panel 10 can be enhanced, and the flexible display panel 10 is prevented from being squeezed by a middle frame or other devices.
Referring to fig. 1, the support assembly 20 may include at least one foam laminate 210, and the foam laminate 210 may include a closed cell foam layer 213 and an open cell foam layer 216 disposed opposite each other, the open cell foam layer 216 being located at a distance between the closed cell foam layer 213 and the flexible display panel 10.
The display module assembly of the embodiment of the application, set up trompil foaming layer 216 between obturator foaming layer 213 and flexible display panel 10, because the softness of trompil foaming layer 216 is greater than the softness of comparing obturator foaming layer 213, can hold the arch that obturator foaming layer 213 surface has, the planarization of supporting component 20 has been improved, prevent that the unevenness surface of supporting component 20 from acting on flexible display panel 10, the planarization of flexible display panel 10 has been improved, thereby the technical problem of orange peel line and impression appears in the display surface of having solved display module assembly.
Referring to fig. 1, a flexible display panel 10 has a display function. Exemplarily, the flexible display panel 10 may be an Organic Light Emitting Diode (OLED) display panel. The flexible display panel 10 may include a flexible substrate and a display layer. The flexible substrate provides a supporting function for each film layer positioned above the flexible substrate, and the flexible substrate has a bendable function.
Illustratively, the material of the flexible substrate may include at least one of Polyimide (PI), polyethylene Terephthalate (PET), and Polyethylene naphthalate (PEN).
The display layer may include a driving array layer, a light emitting material layer, and an encapsulation layer sequentially stacked on the flexible substrate. The driving array layer is provided with a plurality of thin film transistors which are arranged in a matrix. The light emitting material layer is arranged on the driving array layer and provided with a plurality of light emitting units arranged in a matrix manner, and the light emitting unit array and the thin film transistor array are correspondingly arranged and electrically connected so as to control the light emitting units through the thin film transistors, thereby realizing the display of images. The encapsulating layer is disposed on the light emitting material layer and is used for encapsulating the light emitting material layer to prevent external moisture, oxygen, and the like from entering the light emitting material layer to affect the display performance of the flexible display panel 10.
It is understood that the flexible display panel 10 may also be other types of flexible display panels, which are not described in detail in this embodiment of the application.
Referring to fig. 1, the flexible display panel 10 has a light emitting side and a backlight side, where a side of the flexible display panel 10 for emitting light is the light emitting side and a side opposite to the light emitting side is the backlight side. The supporting component 20 may be disposed on the backlight side of the flexible display panel 10 to support and strengthen the flexible display panel 10.
For example, referring to fig. 1, the support member 20 may include at least one foam laminate 210, a metal layer 220, and a second connection glue layer 230. Illustratively, the number of the foam stacks 210 may be one, two, or three or more. The foam laminate 210 may be disposed on the backlight side of the flexible display panel 10, i.e. above the flexible display panel 10 as shown in fig. 1. The foam laminate 210 may be adhered to the backlight side of the flexible display panel 10 by a second adhesive layer 230. The metal layer 220 may be attached to the side of the foam laminate 210 facing away from the flexible display panel 10.
The foam stack 210 may include a first foam layer 211 and a second foam layer 214. The first foam layer 211 comprises a first substrate 212, and a closed-cell foam layer 213 is formed on the surface of the first substrate 212. The second foam layer 214 is located between the first foam layer 211 and the flexible display panel 10. The second foam layer 214 includes a second substrate 215, and an open-cell foam layer 216 is formed on a surface of the second substrate 215.
Illustratively, the thickness of the first foam layer 211 may be greater than or equal to 80 μm, such as 80 μm, 90 μm, 100 μm, 120 μm, or 150 μm. The first foam layer 211 having a thickness of 80 μm or more enables the support member 20 to provide a sufficient supporting function for the flexible display panel 10, while also enhancing the strength of the support member 20.
The first substrate 212 may serve as a carrier for the closed cell foam layer 213, providing support for the closed cell foam layer 213. In the process of manufacturing the first foam layer 211, a closed-cell foam material may be coated on the surface of the first substrate 212, and the closed-cell foam material is subjected to closed-cell foaming on the surface of the first substrate 212 to form the closed-cell foam layer 213. After first bubble cotton layer 211 has been made, can coil first substrate 212 for first bubble cotton layer 211 can be rolled up into the tube-shape, in order to reduce the shared space of first bubble cotton layer 211, thereby improves the convenience when carrying out operations such as storage, transport to first bubble cotton layer 211.
Illustratively, the material of the first substrate 212 may include polyethylene terephthalate (PET). It is understood that the first substrate 212 may be made of other materials, which are not described in detail in the embodiments of the present application.
Illustratively, the material of the closed-cell foam layer 213 may include polymethyl methacrylate (PMMA) or Polyurethane (PU). It is understood that the closed-cell foam layer 213 can be made of other materials, which are not described in detail in the embodiments of the present application.
Illustratively, the thickness of the second foam layer 214 may be greater than or equal to 80 μm, such as 80 μm, 90 μm, 100 μm, 120 μm, or 150 μm. The second foam layer 214 having a thickness greater than or equal to 80 μm enables the support member 20 to provide sufficient support for the flexible display panel 10, while also enhancing the strength of the support member 20.
The second substrate 215 may serve as a carrier for the open-cell foam layer 216, providing support for the open-cell foam layer 216. In the process of manufacturing the second foam layer 214, a closed-cell foam material may be coated on the surface of the second substrate 215, and an open-cell foam material is open-cell foamed on the surface of the second substrate 215 to form the open-cell foam layer 216. After second bubble cotton layer 214 has been made, can coil second substrate 215 for second bubble cotton layer 214 can be rolled into the tube-shape, in order to reduce the space that second bubble cotton layer 214 occupied, thereby improves the convenience when carrying out operations such as storage, transport to second bubble cotton layer 214.
Illustratively, the material of the second substrate 215 may include polyethylene terephthalate (PET). It is understood that the second substrate 215 may be made of other materials, which are not described in detail in the embodiments of the present application.
For example, the material of the open-cell foam layer 216 may include polymethyl methacrylate (PMMA) or Polyurethane (PU). It is understood that the open-cell foam layer 216 may be made of other materials, which are not described in detail in the embodiments of the present application.
Referring to fig. 1, the foam laminate 210 may further include a first adhesive layer 217, and the first adhesive layer 217 is located between the first foam layer 211 and the second foam layer 214 and connects the first foam layer 211 and the second foam layer 214. Illustratively, the first adhesive layer 217 may be a first mesh tape. The first mesh tape can reduce bubbles generated by mutual adhesion between the first foam layer 211 and the second foam layer 214, thereby enhancing the connection strength between the first foam layer 211 and the second foam layer 214.
In some implementations of embodiments of the present application, referring to fig. 1, the upper surface of the first substrate 212 can be formed with a closed cell foam layer 213. An open-cell foam layer 216 may be formed on the upper surface of the second substrate 215. The lower surface of the first substrate 212 can be adhered to the open-cell foam layer 216 by a first adhesive layer 217.
In other implementations of embodiments of the present application, the lower surface of the first substrate 212 may be formed with a closed cell foam layer 213. An open-cell foam layer 216 may be formed on the upper surface of the second substrate 215. The lower surface of the closed cell foam layer 213 may be bonded to the open cell foam layer 216 by a first adhesive layer 217. I.e. the first foam layer 211 shown in figure 1 is turned upside down.
In other implementations of embodiments of the present application, referring to fig. 2, the upper surface of the first substrate 212 may be formed with a closed cell foam layer 213. The lower surface of the second substrate 215 may be formed with an open-cell foam layer 216. The lower surface of the first substrate 212 can be adhered to the second substrate 215 by the first adhesive layer 217.
In other implementations of embodiments of the present application, the lower surface of the first substrate 212 may be formed with a closed cell foam layer 213. The lower surface of the second substrate 215 may be formed with an open-cell foam layer 216. The lower surface of the closed-cell foam layer 213 may be bonded to the second substrate 215 by a first adhesive layer 217. I.e. the first foam layer 211 shown in figure 1 is turned upside down.
Referring to fig. 1, the support assembly 20 may further include a second adhesive connection layer 230, the second adhesive connection layer 230 is located between the foam laminate 210 and the flexible display panel 10, and the foam laminate 210 may be adhered to the backlight side of the flexible display panel 10 through the second adhesive connection layer 230. Exemplarily, the second connection glue layer 230 may be a second mesh tape. The second mesh tape can reduce bubbles generated by the mutual adhesion between the foam laminate 210 and the flexible display panel 10, thereby enhancing the connection strength between the foam laminate 210 and the flexible display panel 10.
Referring to fig. 1, the support member 20 may further include a metal layer 220, and the metal layer 220 is connected to a side of the foam laminate 210 facing away from the flexible display panel 10. The metal layer 220 can further improve the strength of the support member 20, thereby increasing the supporting capability provided to the flexible display panel 10, and further improving the flatness of the flexible display panel 10. Illustratively, the material of the metal layer 220 may include copper foil. It is understood that the metal layer 220 may be made of other metal materials, which are not described in detail in this embodiment of the application.
Referring to fig. 1, the display module may further include a support film 30, the support film 30 is located between the flexible display panel 10 and the support member 20, and connects the flexible display panel 10 and the support member 20, for example, the support film 30 connects the flexible display panel 10 and the foam laminate 210. The support film 30 reinforces and supports the flexible display panel 10, and prevents the flexible display panel 10 from malfunctioning. Illustratively, the number of the support films 30 may be one or more, and this is not particularly limited in the embodiments of the present application.
Referring to fig. 1, the display module may further include a polarizing layer 40, an optical adhesive layer 50, and a cover plate 60 sequentially stacked on the light-emitting side of the flexible display panel 10.
The polarizing layer 40 is used to eliminate the ambient light reflected by the electrodes in the driving array layer in the flexible display panel 10, so as to ensure the display effect of the flexible display panel 10. The cover plate 60 is used to protect the flexible display panel 10 and prevent the flexible display panel 10 from being scratched, worn, and the like, so as to prolong the service life of the display module. Illustratively, the material of the cover plate 60 may include Polyethylene terephthalate (PET), polymethyl methacrylate (PMMA), ultra-thin glass, or the like. The cover plate 60 and the polarizing layer 40 may be connected by the optical adhesive layer 50. Illustratively, the material of the optical adhesive layer 50 includes, but is not limited to, acrylic and methacrylic optical adhesives, and has a light transmittance of 90% or more and a good bonding strength.
Referring to fig. 3, another embodiment of the present application provides a display module including a flexible display panel 10 and a supporting member 20 connected to one side of the flexible display panel 10, wherein the supporting member 20 is used for providing a supporting function for the flexible display panel 10; meanwhile, the strength of the flexible display panel 10 can be enhanced, and the flexible display panel 10 is prevented from being pressed by a middle frame or other devices.
Referring to fig. 3, the support assembly 20 may include a foam laminate 210, and the foam laminate 210 may include a closed cell foam layer 213 and an open cell foam layer 216, the open cell foam layer 216 being located at a distance between the closed cell foam layer 213 and the flexible display panel 10.
The display module assembly of the embodiment of the application, set up trompil foaming layer 216 between obturator foaming layer 213 and flexible display panel 10, because trompil foaming layer 216 is softer than obturator foaming layer 213, can hold the arch that obturator foaming layer 213 surface has, the planarization of supporting component 20 has been improved, prevent that the unevenness surface of supporting component 20 from acting on flexible display panel 10, the planarization of flexible display panel 10 has been improved, thereby the technical problem of orange peel line and impression appears in the display surface of having solved display module assembly.
The embodiment of the present application is different from the above embodiments in that: the foam laminate 210 may include a third foam layer 218, the third foam layer 218 including a third substrate 219, the third substrate 219 having a first surface formed with a closed cell foam layer 213 and a second surface of the third substrate 219 formed with an open cell foam layer 216, the second surface being disposed opposite the first surface. For example, as shown in fig. 3, the upper surface of the third substrate 219 forms a closed cell foam layer 213 and the lower surface of the third substrate 219 forms an open cell foam layer 216. The third substrate 219 may serve as a carrier for both the closed cell foam layer 213 and the open cell foam layer 216, providing support for both the closed cell foam layer 213 and the open cell foam layer 216.
During the process of making the third foam layer 218, a closed cell foam material may be applied to the first surface of the third substrate 219, the closed cell foam material being closed cell foamed on the first surface of the third substrate 219 to form the closed cell foamed layer 213; the open-cell foaming material is coated on the second surface of the third substrate 219, and the open-cell foaming material is open-cell foamed on the second surface of the third substrate 219 to form the open-cell foamed layer 216. After the third foam layer 218 is manufactured, the first substrate 212 can be wound, so that the third foam layer 218 can be wound into a cylinder shape, the space occupied by the third foam layer 218 is reduced, and convenience in storage, transportation and other operations of the third foam layer 218 is improved.
In addition, the closed-cell foam layer 213 and the open-cell foam layer 216 simultaneously use the third substrate 219 as a carrier, so that the number of carriers in the third foam layer 218 is reduced, the thickness of the display module is reduced, and the thinning of the display device is facilitated.
Illustratively, the material of the third substrate 219 includes polyethylene terephthalate (PET). It is understood that the second substrate 215 may be made of other materials, which are not described in detail in the embodiments of the present application.
The remaining parts of the display module in the embodiments of the present application may refer to the detailed description of the embodiments, which is not repeated herein.
Another embodiment of the present application provides a display device, including the display module according to any one of the above embodiments.
The display device according to the embodiment of the present application includes the display module according to any one of the embodiments, and thus the display device also has advantages of the display module according to any one of the embodiments, and details of the display device according to the embodiment of the present application are omitted here.
It should be noted that, in this specification, each embodiment or implementation mode is described in a progressive manner, and each embodiment focuses on differences from other embodiments, and similar parts in each embodiment may be referred to each other.
It should be noted that references in the specification to "one embodiment," "an embodiment," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. The utility model provides a display module assembly, its characterized in that, include flexible display panel and connect in the supporting component of flexible display panel one side, supporting component includes an at least foam lamination, foam lamination is including the obturator foaming layer and the trompil foaming layer of relative setting, the trompil foaming layer is located the obturator foaming layer with between the flexible display panel.
2. The display module according to claim 1, wherein the material of the open-cell foam layer comprises polymethyl methacrylate or polyurethane;
optionally, the material of the closed cell foam layer comprises polymethyl methacrylate or polyurethane.
3. The display module of claim 1, wherein the foam laminate further comprises a first foam layer and a second foam layer; the first foam layer comprises a first base material, and the closed-cell foam layer is formed on the surface of the first base material; the second foam layer comprises a second base material, and the open-cell foam layer is formed on the surface of the second base material.
4. The display module according to claim 3, wherein the material of the first substrate comprises polyethylene terephthalate;
optionally, the material of the second substrate comprises polyethylene terephthalate.
5. The display module of claim 3, wherein the first foam layer has a thickness greater than or equal to 80 μm;
optionally, the thickness of the second foam layer is greater than or equal to 80 μm.
6. The display module according to claim 3, wherein the foam laminate further comprises a first adhesive layer, the first adhesive layer is located between the first foam layer and the second foam layer and connects the first foam layer and the second foam layer;
optionally, the first adhesive layer is a first mesh tape.
7. The display module according to any one of claims 1 to 6, wherein the foam laminate further comprises a third foam layer, the third foam layer comprising a third substrate, a first surface of the third substrate being formed with the closed cell foam layer, a second surface of the third substrate being formed with the open cell foam layer, the second surface being disposed opposite to the first surface.
8. The display module according to claim 7, wherein the material of the third substrate comprises polyethylene terephthalate.
9. The display module according to any one of claims 1-6, wherein the support assembly further comprises a metal layer connected to a side of the foam laminate facing away from the flexible display panel;
optionally, the metal layer comprises copper foil.
10. A display device comprising a display module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210910847.8A CN115188279A (en) | 2022-07-29 | 2022-07-29 | Display module and display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210910847.8A CN115188279A (en) | 2022-07-29 | 2022-07-29 | Display module and display device |
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| CN115188279A true CN115188279A (en) | 2022-10-14 |
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| CN202210910847.8A Pending CN115188279A (en) | 2022-07-29 | 2022-07-29 | Display module and display device |
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