CN220438910U

CN220438910U - Touch screen with decorative textures

Info

Publication number: CN220438910U
Application number: CN202321956492.2U
Authority: CN
Inventors: 李思拥; 颜成纲; 曾一鑫
Original assignee: Truly Opto Electronics Ltd
Current assignee: Truly Opto Electronics Ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2024-02-02
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a touch screen with decorative textures, which comprises a substrate, a blanking film, a first ITO layer, an OC layer, a frame ink layer, a second ITO layer and a metal layer which are sequentially stacked, wherein a visible area is arranged on the substrate, the frame ink layer is arranged around the periphery of the visible area, the first ITO layer is connected with the second ITO layer, and the metal layer is connected with the second ITO layer; the OC layer comprises an OC protection area and an OC texture area, the OC protection area is located on the first ITO layer, and the OC texture area is located on the frame ink layer. Therefore, the OC texture area is arranged in the area of the frame ink layer, so that the touch screen has a decorative texture effect in appearance, the cost can be reduced, the adhesive force of the texture layer is improved, and the product competitiveness is improved.

Description

Touch screen with decorative textures

Technical Field

The utility model relates to the technical field of touch screens, in particular to a touch screen with decorative textures.

Background

The touch screen is also called a touch screen and a touch panel, is applied to various industries, such as mobile phones, tablet computers, public information inquiry, entertainment industry, automatic ticketing systems and the like, the appearance of the conventional touch screen is single, such as pure monochromatic appearance, and in market competition, both the performance of a product and the appearance attractiveness of the product are consideration factors of purchase of consumers, so that the consumer can be attracted by the novel appearance, the touch screen with attractive appearance can enrich the diversity of the product, and the competitiveness of the product is improved. The existing touch screen generally has a texture effect on the appearance of the touch screen by adding a printable decorative film or other decorative materials, but the cost is increased by adding the decorative film or other decorative materials, and the attaching effect of the decorative film is poor.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides the touch screen with decorative textures, which replaces the existing decorative film, reduces the cost, improves the adhesive force of a texture layer and further improves the competitiveness of products.

The aim of the utility model is realized by the following technical scheme:

a touch screen with decorative textures, comprising: the substrate, the blanking film, the first ITO layer, the OC layer, the frame ink layer, the second ITO layer and the metal layer are respectively arranged and stacked from bottom to top in sequence, a visible area is arranged on the substrate, the frame ink layer surrounds the periphery of the visible area, the first ITO layer is connected with the second ITO layer, and the metal layer is connected with the second ITO layer; the OC layer comprises an OC protection area and an OC texture area, wherein the OC protection area is positioned on the first ITO layer, and the OC texture area is positioned on the frame ink layer.

In one embodiment, the semiconductor device further comprises an isolation protection layer, wherein the isolation protection layer is arranged on one side surface of the metal layer, which is far away from the substrate.

In one embodiment, the isolation protection layer is an OC isolation protection layer.

In one embodiment, the thickness of the OC isolating protective layer is 1.2-2.5 μm.

In one embodiment, the substrate is a glass substrate.

In one embodiment, the border ink layer is a black border ink layer.

In one embodiment, the border ink layer has a thickness of 1.0-2.5 μm.

In one embodiment, the metal layer is a molybdenum aluminum molybdenum metal layer.

Compared with the prior art, the utility model has at least the following advantages:

according to the touch screen with decorative textures, the substrate, the blanking film, the first ITO layer, the OC layer, the frame ink layer, the second ITO layer and the metal layer are arranged, so that the blanking effect on the first ITO layer and the second ITO layer can be realized through the blanking film, and a user is prevented from detecting the first ITO layer and the second ITO layer through the substrate; the first ITO layer and the second ITO layer are isolated and protected through the OC protection area, short circuit is avoided, and the OC texture area is arranged in the area of the frame ink layer, so that the appearance of the touch screen has a decorative texture effect, meanwhile, compared with an existing decorative film, the cost can be reduced, the adhesive force of the texture layer is improved, and the product competitiveness is 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 structural diagram of a touch screen with decorative textures according to an 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, a touch screen 10 having a decorative texture includes: the substrate 100, the blanking film 200, the first ITO (indium tin oxide) layer 300, the OC layer 400, the frame ink layer 500, the second ITO layer 600 and the metal layer 700 are respectively arranged and stacked in sequence from bottom to top, a visible area is arranged on the substrate 100, the frame ink layer 500 is arranged around the periphery of the visible area, the first ITO layer 300 is connected with the second ITO layer 600, and the metal layer 700 is connected with the second ITO layer 600; OC layer 400 includes OC protection zone 410 and OC texture zone 420, OC protection zone 410 is located on first ITO layer 300, OC texture zone 420 is located on border ink layer 500.

It should be noted that, the substrate 100 is a glass substrate, and the remaining film layers are stacked in order, for example, each film layer may be manufactured by vapor deposition, so as to ensure that each film layer has a high adhesion. Further, the front surface of the blanking film 200 is attached to one side surface of the substrate 100, for example, the blanking film 200 may be formed by alternately stacking Si3N4 (silicon nitride) films and SIO2 (silicon dioxide) films, and the blanking film 200 mainly has the functions of changing the reflectivity of the first ITO layer 300 and the second ITO layer 600, reducing the visual contrast of the first ITO layer 300 and the second ITO layer 600 with other areas, so that the first ITO layer 300 and the second ITO layer 600 darken under ambient light, and the first ITO layer 300 and the second ITO layer 600 are prevented from being perceived by a user; further, the OC layer 400 includes the OC protection area 410 and the OC texture area 420, that is, the OC protection area 410 and the OC texture area 420 are located in the same film layer, specifically, when in manufacturing, a layer of OC layer is first spin-coated, then the OC protection area 410 and the OC texture area 420 are manufactured by adopting a yellow light process, the OC texture area 420 is located on the frame ink layer 500, and as the color of the frame ink layer 500 where the OC texture area 420 is overlapped or not is different, a decorative texture effect can be formed, the OC protection area 410 is located on the first ITO layer 300, the first ITO layer 300 and the second ITO layer 600 are separated by the OC protection area 410, so that the first ITO layer 300 and the second ITO layer 600 are prevented from being in contact short circuit, that is, a region with a protection effect and a texture decorative effect are directly manufactured by the same OC layer, compared with the existing method of texture decoration by additionally adding a decorative film, the production cost can be further reduced, the processing procedure can be reduced, meanwhile, the adhesion of the OC texture area can be ensured, and the product competitiveness can be improved; in addition, the OC layer is a fixed film protective layer and is made of insulating resin. Further, the frame ink layer 500 is a black frame ink layer, and the frame ink layer 500 mainly plays a role of shading decoration, so that the shading effect can be ensured by adopting the black frame ink layer, and the thickness of the frame ink layer 500 is preferably 1.0-2.5 μm. Further, the first ITO layer 300 is connected to the second ITO layer 600, and the metal layer 700 is connected to the second ITO layer 600, so as to implement a touch sensing function of the touch screen, and in this embodiment, the metal layer 700 is a molybdenum-aluminum-molybdenum metal layer.

In one embodiment, the touch screen 10 with the decorative texture further includes an isolation protection layer 800, where the isolation protection layer 800 is disposed on a side of the metal layer 700 away from the substrate 100.

It should be noted that, the two isolation protection layers 800 are used, the isolation protection layer 800 partially covers the metal layer 700, the metal layer 700 is isolated and protected by the isolation protection layer 800, so as to avoid the damage of external foreign matters or the pollution of the metal layer 700, meanwhile, the isolation protection layer 800 partially covers the first ITO layer 300, the first ITO layer 300 is isolated and protected by the isolation protection layer 800, so as to avoid the pollution of the external foreign matters to the first ITO layer 300; in this embodiment, the insulating protection layer is an OC insulating protection layer, that is, an OC film layer, and OC is made of an insulating resin material, so as to perform the functions of insulation and insulation protection, and preferably, the thickness of the OC insulating protection layer is 1.2-2.5 μm.

In an embodiment, the OC texture area 420 is formed by sequentially arranging a plurality of square patterns, that is, the OC texture area is formed by arranging a plurality of square OC texture patterns in a regular arrangement manner, so that the appearance of the touch screen has a texture decoration effect. In another embodiment, the OC texture zone is formed by arranging a plurality of diamond-shaped patterns in sequence, that is, the OC texture zone is formed by arranging a plurality of diamond-shaped OC texture patterns in a regular arrangement manner.

The production and manufacturing flow of the touch screen with decorative textures is as follows:

putting a glass substrate, plating a blanking film and a first ITO layer, and forming a required pattern on the first ITO layer through a yellow light process; then, forming a required OC protection area pattern and an OC texture area pattern on the OC layer through a yellow light process, wherein the structure of the OC texture area pattern can be determined according to actual requirements; then silk screen printing a frame ink layer; plating a second ITO layer, and forming a required touch sensing pattern on the second ITO layer through a yellow light process; after the second ITO layer is manufactured, metal layer coating is carried out, the metal layer is formed into a required pattern through a yellow light process, finally, the OC isolation protection layer is spun on the whole surface, and the OC isolation protection layer can be formed into the required pattern through the yellow light process.

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

1. A touch screen having a decorative texture, comprising:

the substrate, the blanking film, the first ITO layer, the OC layer, the frame ink layer, the second ITO layer and the metal layer are respectively arranged and stacked from bottom to top in sequence, a visible area is arranged on the substrate, the frame ink layer surrounds the periphery of the visible area, the first ITO layer is connected with the second ITO layer, and the metal layer is connected with the second ITO layer;

the OC layer comprises an OC protection area and an OC texture area, wherein the OC protection area is positioned on the first ITO layer, and the OC texture area is positioned at the frame ink layer.

2. The touch screen with decorative texture of claim 1, further comprising an insulating protective layer disposed on a side of the metal layer remote from the substrate.

3. The touch screen with decorative texture of claim 2, wherein the release protective layer is an OC release protective layer.

4. A touch screen with decorative texture according to claim 3, wherein the thickness of the OC isolating protective layer is 1.2-2.5 μm.

5. The touch screen with decorative texture of claim 1, wherein the substrate is a glass substrate.

6. The touch screen with decorative texture of claim 1, wherein the border ink layer is a black border ink layer.

7. The touch screen with decorative texture of claim 6, wherein the bezel ink layer has a thickness of 1.0-2.5 μm.

8. The touch screen with decorative texture of claim 1, wherein the metal layer is a molybdenum aluminum molybdenum metal layer.