CN219266932U - Flexible touch display screen - Google Patents

Flexible touch display screen Download PDF

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Publication number
CN219266932U
CN219266932U CN202320558335.XU CN202320558335U CN219266932U CN 219266932 U CN219266932 U CN 219266932U CN 202320558335 U CN202320558335 U CN 202320558335U CN 219266932 U CN219266932 U CN 219266932U
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China
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layer
display screen
flexible
flexible touch
touch display
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CN202320558335.XU
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Chinese (zh)
Inventor
邹建华
郑海明
贝国兴
邱泽银
张涛涛
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Truly Opto Electronics Ltd
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Truly Opto Electronics Ltd
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Abstract

The utility model discloses a flexible touch display screen, which comprises a touch structure and a flexible display screen, wherein the touch structure comprises a hard coating, a plastic film layer, an elastomer layer and a flexible touch functional layer, and the hard coating, the plastic film layer, the elastomer layer and the flexible touch functional layer are respectively arranged in sequence from top to bottom; the flexible display screen is arranged on one side surface of the flexible touch control functional layer, which is far away from the elastomer layer. According to the flexible touch display screen, the elastic body layer and the flexible touch functional layer are arranged, so that the flexible touch display screen can have better tensile property and better tensile recovery property through the elastic body layer, the flexible touch display screen can be buffered when being bent and curled, and the flexible touch display screen can be recovered smoothly after being bent and curled; the touch control functional layer can be set to be a flexible touch control functional layer, so that the phenomenon that the touch control functional layer breaks after being curled can be reduced, and further the curl requirement of a flexible touch control display screen can be met.

Description

Flexible touch display screen
Technical Field
The utility model relates to the technical field of touch display screens, in particular to a flexible touch display screen.
Background
The flexible touch display screen is formed by combining the flexible touch display screen and the flexible display screen, and along with the development of technology, the flexible display screen capable of being rolled is gradually applied to various high-end electronic products, and the development and the application of the flexible touch electronic display product are further promoted.
However, the touch screen structure in the existing flexible touch display screen has poor bending performance, namely poor tensile performance, and the touch function structure in the touch screen is easy to break after being curled, so that the bending requirement of the flexible touch display screen cannot be met, and the quality of the flexible touch display screen is low.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides the flexible touch display screen which has better flexible property and can solve the problem that a touch function structure is easy to break after being curled.
The aim of the utility model is realized by the following technical scheme:
a flexible touch display screen, comprising: the touch structure comprises a hard coating, a plastic film layer, an elastomer layer and a flexible touch functional layer, wherein the hard coating, the plastic film layer, the elastomer layer and the flexible touch functional layer are sequentially arranged from top to bottom; the flexible display screen is arranged on one side surface, far away from the elastomer layer, of the flexible touch control functional layer.
In one embodiment, the touch structure comprises a flexible conductive film, an FPC, and a nano silver touch sensing functional pattern arranged on one side surface of the flexible conductive film facing the flexible display screen, wherein the FPC is connected with the flexible conductive film.
In one embodiment, the touch structure further includes a first optical adhesive layer, a second optical adhesive layer, and a third optical adhesive layer, where the first optical adhesive layer is located between the plastic film layer and the elastomer layer, the second optical adhesive layer is located between the elastomer layer and the flexible conductive film, and the third optical adhesive layer is located between the flexible conductive film and the flexible display screen.
In one embodiment, the touch structure further comprises an explosion-proof anti-glare layer on a side of the hard coat layer remote from the elastomer layer.
In one embodiment, the plastic film layer is a colorless transparent PET film layer, and a black ink layer is arranged on one side of the colorless transparent PET film layer facing the elastomer layer.
In one embodiment, the touch structure further includes a DLC coating protection layer, where the DLC coating protection layer is located on a side of the hard coating away from the elastomer layer.
In one embodiment, the plastic film layer is a semi-permeable black PET film layer.
In one embodiment, a black ink layer is provided on a side of the elastomer layer facing the plastic film layer.
In one embodiment, the elastomeric layer is one of a polyurethane-based super elastomer or a rubber-based super elastomer.
In one embodiment, the flexible display screen is a self-emissive AMOLED flexible display screen.
Compared with the prior art, the utility model has at least the following advantages:
1. according to the flexible touch display screen, the elastic body layer and the flexible touch functional layer are arranged, so that the flexible touch display screen can have better stretching performance and better stretching recovery performance through the elastic body layer, the flexible touch display screen can be buffered when being bent and curled, and the flexible touch display screen can be recovered smoothly after being bent and curled; the touch control functional layer can be set to be a flexible touch control functional layer, so that the phenomenon that the touch control functional layer breaks after being curled can be reduced, and further the curl requirement of a flexible touch control display screen can be met.
2. According to the utility model, the hard coating is arranged on the upper surface of the plastic film layer, so that the hardness of the flexible touch display screen can be improved, and the outer surface of the flexible touch display screen can have certain scratch resistance.
3. According to the utility model, the explosion-proof anti-dazzle layer is arranged, so that the flexible touch display screen has explosion-proof anti-dazzle effect, and the use experience of a user can be further improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described.
FIG. 1 is a schematic diagram of a flexible touch display screen according to an embodiment of the utility model;
fig. 2 is a schematic structural diagram of a flexible touch display screen according to another embodiment of the utility model.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings.
As shown in fig. 1 and 2, a flexible touch display screen 10 includes: the touch structure 11 comprises a hard coating 100, a plastic film layer 200, an elastomer layer 300 and a flexible touch functional layer 400, wherein the hard coating 100, the plastic film layer 200, the elastomer layer 300 and the flexible touch functional layer 400 are respectively arranged in sequence from top to bottom; the flexible display 12 is disposed on a side of the flexible touch functional layer 400 away from the elastomer layer 300.
It should be noted that, the plastic film layer 200 is located on the outer surface, i.e. on a side facing the user, and the hard coating 100 is a hardening treatment on the upper surface of the plastic film layer 200, i.e. a layer of a material with high hardness, such as an organosilicon material, is coated on the upper surface of the plastic film layer 200; further, by arranging the flexible display screen 12, the elastomer layer 300 and the flexible touch functional layer 400, the flexible touch display screen 10 has bending and curling properties, in this embodiment, the flexible display screen 12 may be a self-luminous AMOLED flexible display screen, the elastomer layer 300 may be any one of a polyurethane super elastomer or a rubber super elastomer, and the polyurethane super elastomer or the rubber super elastomer has better stretching properties and higher stretching recovery properties, so that the flexible touch display screen can be buffered when being bent and curled, and simultaneously the flexible touch display screen can be smoothly recovered after being bent and curled, so that the flexible touch display screen can be more suitable for wearable electronic products; further, by setting the touch functional layer to be the flexible touch functional layer 400, thereby the breakage phenomenon of the touch functional layer after curling can be reduced, and further the curl requirement of the flexible touch display screen can be met, in this embodiment, the flexible touch functional layer 400 includes a flexible conductive film 410 and an FPC (flexible circuit board) 420, the FPC420 is connected with the flexible conductive film 410, and the flexible conductive film 410 is provided with a nano silver touch sensing functional pattern 411 on a side face of the flexible display screen 12, because the nano silver has better bending and curling resistance capability, compared with the traditional fragile indium tin oxide conductive material, the flexible touch display screen is more suitable for the flexible touch display screen, and thus the quality of the flexible touch display screen can be further improved, in particular, the flexible conductive film 410 is a PI (polyimide) conductive film, the PI film is used as a base layer, the conductive film of the nano silver touch sensing functional pattern 411 is arranged on the PI film, and is a high-quality flexible film, thus the flexible touch display screen can be more suitable for improving the quality, the flexible touch display screen is particularly bound with the FPC, and the nano silver touch sensing functional pattern is bound on the flexible touch display screen, and the touch sensing pins are positioned, and the touch sensing pins 420 are located, and the touch sensing pins are positioned.
Further, the flexible touch display 10 further includes a first optical adhesive layer 500, a second optical adhesive layer 600, and a third optical adhesive layer 700, where the first optical adhesive layer 500 is located between the plastic film layer 200 and the elastomer layer 300, the second optical adhesive layer 600 is located between the elastomer layer 300 and the flexible conductive film 400, and the third optical adhesive layer 700 is located between the flexible conductive film 410 and the flexible display 12;
it should be noted that, the first optical adhesive layer 500 is used for bonding the plastic film layer 200 and the elastomer layer 300, the second optical adhesive layer 600 is used for bonding the elastomer layer 300 and the flexible conductive film 400, and the third optical adhesive layer is used for bonding the flexible conductive film 410 and the flexible display screen 12, and in this embodiment, the first optical adhesive layer 500, the second optical adhesive layer 600 and the third optical adhesive layer 700 are all optical adhesive, so as to ensure a better display effect.
As shown in fig. 1, in an embodiment, the flexible touch display screen 10 further includes an explosion-proof and anti-glare layer 800, where the explosion-proof and anti-glare layer 800 is located on a side of the hard coat layer 100 away from the elastomer layer 300.
It should be noted that, the explosion-proof anti-dazzling layer 800 may be disposed on the outer surface of the flexible touch display screen in a film plating manner, that is, the plastic film layer 200 is used as a base layer, after the hard coating 100 is disposed on the plastic film layer 200, a layer of explosion-proof anti-dazzling layer, for example, the existing AGAF film plating, is further plated on the upper surface of the hard coating 100, so that the explosion-proof effect is achieved, the phenomenon that fragments splash after the electronic device bursts is avoided, and the anti-dazzling effect is also achieved, so that the dazzling phenomenon caused by the eyes of the user under the irradiation of strong light is avoided, and the use experience of the user is improved;
further, in the present embodiment, the plastic film layer 200 is a colorless transparent PET (polyester) film layer, and a black ink layer 210 is disposed on a side of the colorless transparent PET film layer 200 facing the elastomer layer 300.
It should be noted that, the black ink layer 210 is a black frame disposed around the plastic film layer 200, and may adopt a silk-screen manner, so as to play roles in decoration and shading; in this embodiment, the first optical adhesive layer 500 is a semi-transparent black OCA (Optically Clear Adhesive) optical adhesive, and the OCA optical adhesive is a special adhesive for bonding optical elements, so that the color of the black frame at the periphery and the color of the middle display area are kept consistent visually in a state of no light by the semi-transparent black property of the semi-transparent black OCA optical adhesive, so that the flexible touch display screen presents a full-screen overall black effect, and the aesthetic appearance and technological sense of the overall appearance can be improved; in addition, in the present embodiment, the second optical adhesive layer 600 and the third adhesive layer 700 are colorless transparent optical adhesive, so as to ensure the display effect of the flexible touch display screen.
In another embodiment, as shown in fig. 2, the flexible touch display 10 further includes a DLC coating protection layer 900, where the DLC coating protection layer 900 is located on a side of the hard coating 100 away from the elastomer layer 300.
It should be noted that DLC is a diamond-like carbon, and has good optical performance and high hardness, so that the scratch resistance protection capability of the flexible touch display screen 10 can be further improved, and further the service life of the flexible touch display screen is improved, specifically, the plastic film layer 200 is used as a base layer, a layer of hard coating 100 is disposed on the plastic film layer 200, and then a layer of DLC film is plated on the upper surface of the hard coating 100, so that the scratch resistance protection capability is enhanced;
further, in the present embodiment, the black ink layer 210 is disposed on a side of the elastomer layer 300 facing the plastic film layer 200, that is, a black frame is disposed on the periphery of the elastomer layer 300, so as to play a role of decoration and shading; the plastic film layer 200 is a semi-transparent black PET film layer, and the semi-transparent black property of the PET film is utilized, so that the color of the black frame at the periphery and the color of the middle display area are kept consistent in vision under the state of no light, the flexible touch display screen presents the effect of full-screen overall black, and the appearance and technological sense of the overall appearance can be improved. Meanwhile, in the present embodiment, the first optical adhesive layer 500, the second optical adhesive layer 600 and the third optical adhesive layer 700 are all colorless transparent OCA optical adhesive, so as to ensure the display effect of the flexible touch display screen.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model, which are within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A flexible touch display screen, comprising:
the touch structure comprises a hard coating, a plastic film layer, an elastomer layer and a flexible touch functional layer, wherein the hard coating, the plastic film layer, the elastomer layer and the flexible touch functional layer are respectively arranged in sequence from top to bottom; and
The flexible display screen is arranged on one side surface, far away from the elastomer layer, of the flexible touch functional layer.
2. The flexible touch display screen according to claim 1, wherein the flexible touch functional layer comprises a flexible conductive film and an FPC, the FPC is connected with the flexible conductive film, and a nano silver touch sensing functional pattern is arranged on a side surface of the flexible conductive film facing the flexible display screen.
3. The flexible touch display screen of claim 2, wherein the touch structure further comprises a first optical adhesive layer, a second optical adhesive layer, and a third optical adhesive layer, the first optical adhesive layer being located between the plastic film layer and the elastomeric layer, the second optical adhesive layer being located between the elastomeric layer and the flexible conductive film, the third optical adhesive layer being located between the flexible conductive film and the flexible display screen.
4. A flexible touch display screen according to claim 3, wherein the touch structure further comprises an explosion-proof anti-glare layer on a side of the hard coat layer remote from the elastomeric layer.
5. The flexible touch display screen according to claim 4, wherein the plastic film layer is a colorless transparent PET film layer, and a black ink layer is disposed on a side of the colorless transparent PET film layer facing the elastomer layer.
6. A flexible touch display screen according to claim 3, wherein the touch structure further comprises a DLC coating protective layer on a side of the hard coating remote from the elastomer layer.
7. The flexible touch display screen of claim 6, wherein the plastic film layer is a semi-transparent black PET film layer.
8. The flexible touch display screen of claim 7, wherein a black ink layer is disposed on a side of the elastomer layer facing the plastic film layer.
9. The flexible touch display of any of claims 1-8, wherein the elastomeric layer is any one of a polyurethane-based super-elastomer or a rubber-based super-elastomer.
10. The flexible touch display screen of any one of claims 1-8, wherein the flexible display screen is a self-emissive AMOLED flexible display screen.
CN202320558335.XU 2023-03-20 2023-03-20 Flexible touch display screen Active CN219266932U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320558335.XU CN219266932U (en) 2023-03-20 2023-03-20 Flexible touch display screen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320558335.XU CN219266932U (en) 2023-03-20 2023-03-20 Flexible touch display screen

Publications (1)

Publication Number Publication Date
CN219266932U true CN219266932U (en) 2023-06-27

Family

ID=86858713

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320558335.XU Active CN219266932U (en) 2023-03-20 2023-03-20 Flexible touch display screen

Country Status (1)

Country Link
CN (1) CN219266932U (en)

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