CN203386171U - Single-layer multi-point type touch conducting film and single-layer multi-point type touch screen - Google Patents
Single-layer multi-point type touch conducting film and single-layer multi-point type touch screen Download PDFInfo
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- CN203386171U CN203386171U CN201320459529.0U CN201320459529U CN203386171U CN 203386171 U CN203386171 U CN 203386171U CN 201320459529 U CN201320459529 U CN 201320459529U CN 203386171 U CN203386171 U CN 203386171U
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Abstract
The utility model provides a single-layer multi-point type touch conducting film. The single-layer multi-point type touch conducting film comprises a transparent substrate, a first conducting layer, an insulating layer and a second conducting layer, wherein the transparent substrate comprises an induction area and a frame area adjacent to the induction area, the first conducting layer is latticed, is arranged in the induction area of the transparent substrate and comprises mutually intersected first conducting wires, the induction area is provided with latticed concave grooves, the first conducting layer is contained inside the latticed concave grooves, the insulating layer is located on the first conducting wires and embedded in the latticed concave grooves, the second conducting later is latticed, is arranged in the induction area of the transparent substrate, is separated from the first conducting layer through the insulating layer and comprises mutually intersected second conducting wires, the meshes of at least one of the first conducting layer and the second conducting layer are regular meshes, and the meshes of the other one of the first conducting layer and the second conducting layer are random meshes. The single-layer multi-point type touch conducting film is low in cost. The utility model further provides a single-layer multi-point type touch screen using the single-layer multi-point type touch conducting film.
Description
[technical field]
The utility model relates to a kind of touch-control conducting film, particularly relates to a kind of individual layer multipoint mode touch-control conducting film and uses the individual layer multipoint mode touch screen of this individual layer multipoint mode touch-control conducting film.
[background technology]
Nesa coating is to receive the sensing element of the input signals such as touch in touch-screen.At present, ITO(tin indium oxide) layer is vital ingredient in nesa coating.Although the develop rapidly at a tremendous pace of the manufacturing technology of touch-screen, take the projecting type capacitor screen as example, too large change does not occur in the basic manufacturing process of ITO layer in recent years, always inevitably needs the ITO plated film, and ITO is graphical.
Therefore indium is a kind of metal material of costliness, usings ITO as the material of conductive layer, has promoted to a great extent the cost of touch-screen.Moreover the ITO conductive layer, in graphical technique, need carry out etching by whole the ITO film plated, to form the ITO pattern, in this technique, a large amount of ITO is etched, causes a large amount of noble metal wastes and pollutes.
Therefore, the cost of products that makes of ITO material and corresponding technique remains high, and causes the cost of traditional individual layer multipoint mode touch-control conducting film higher.
[utility model content]
In view of above-mentioned condition, be necessary to provide a kind of lower-cost individual layer multipoint mode touch-control conducting film.
A kind of individual layer multipoint mode touch-control conducting film, it comprises:
Transparent substrates, comprise induction zone and the rim area adjacent with described induction zone;
The first conductive layer, be latticed, is arranged at the induction zone of described transparent substrates, and described the first conductive layer comprises cross one another the first conductive thread, and described induction zone offers the grid groove, and described the first conductive layer is contained in described grid groove;
Insulation course, be arranged in the first conductive thread top and be embedded at described grid groove;
The second conductive layer, be latticed, is arranged at the induction zone of described transparent substrates, with described the first conductive layer, by described insulation course, separates, and described the second conductive layer comprises cross one another the second conductive thread;
Wherein, in described the first conductive layer and described the second conductive layer wherein the grid of one deck be regular grid, the grid of another layer is random grid.
Compared to traditional individual layer multipoint mode touch-control conducting film, above-mentioned individual layer multipoint mode touch-control conducting film is offered the grid groove in transparent substrates, fill the first conductive thread in the grid groove and form the first conductive layer, thereby replace conventional I TO process structure with the embedded grider structure, thereby reduce costs; In the first conductive layer and the second conductive layer wherein the grid of one deck be regular grid, the grid of another layer is random grid, can reduce so bilevelly to alignment request, simplifies technique, further reduces costs.
In embodiment, also comprise hypothallus therein, described hypothallus is located at described transparent substrates surface, and described induction zone and described rim area are located at the side of described hypothallus away from transparent substrates.
In embodiment, described the first conductive layer and described the second conductive layer all are arranged at the induction zone of described hypothallus therein.
In embodiment, also comprise the first lead-in wire electrode and the second lead-in wire electrode of being located at described rim area therein, described the first lead-in wire electrode is electrically connected to the first conductive layer, and described second electrode that goes between is electrically connected to the second conductive layer.
In embodiment, described the first lead-in wire electrode and described the second lead-in wire electrode are linear therein.
In embodiment, described the first lead-in wire electrode comprises cross one another the first conductive lead wire therein, and described the second lead-in wire electrode comprises cross one another the second conductive lead wire.
In embodiment, described the first lead-in wire electrode is positioned at the surface of described rim area, or is contained in the first groove that is opened in described rim area therein.
In embodiment, described the second lead-in wire electrode is positioned at the surface of described rim area, or is contained in the second groove that is opened in described rim area therein.
In embodiment, described regular grid is regular hexagonal cell, rhombic-shaped grid or square net therein.
In embodiment, the width of described grid groove is d1 therein, and the degree of depth is h, wherein, and 1 μ m≤d1≤5 μ m, 2 μ m≤h≤6 μ m, h/d1>1.
In embodiment, described grid groove is that bottom is " V " font, " W " font, arc or corrugated micro-groove therein.
In embodiment, the degree of depth of described micro-groove is 500nm～1 μ m therein.
In embodiment, also comprise the protective clear layer that covers described the second conductive layer surface therein.
A kind of individual layer multipoint mode touch screen comprises overlay, individual layer multipoint mode touch-control conducting film and shows module that described individual layer multipoint mode touch-control conducting film is above-mentioned individual layer multipoint mode touch-control conducting film.
[accompanying drawing explanation]
The structural representation of the individual layer multipoint mode touch screen that Fig. 1 is the utility model embodiment;
The sectional view that Fig. 2 is the individual layer multipoint mode touch-control conducting film in Fig. 1;
Fig. 3 (a) is to the structural representation of the different embodiment of the bottom of Fig. 3 (d) grid groove that is the individual layer multipoint mode touch-control conducting film shown in Fig. 2;
Fig. 4 (a) is to the structural representation of the different embodiment of Fig. 4 (d) grid that is the individual layer multipoint mode touch-control conducting film shown in Fig. 2;
The sectional view of the individual layer multipoint mode touch-control conducting film that Fig. 5 is another embodiment;
The exploded view of the individual layer multipoint mode touch-control conducting film that Fig. 6 is another embodiment;
Fig. 7 is the individual layer multipoint mode touch-control conducting film sectional view in another embodiment in Fig. 1;
Fig. 8 is the individual layer multipoint mode touch-control conducting film sectional view in another embodiment in Fig. 1;
Fig. 9 is the individual layer multipoint mode touch-control conducting film sectional view in another embodiment in Fig. 1;
Figure 10 is the individual layer multipoint mode touch-control conducting film sectional view in another embodiment in Fig. 1.
[embodiment]
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Provided preferred embodiment of the present utility model in accompanying drawing.But the utility model can be realized in many different forms, is not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology that this paper is used are identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term used in instructions of the present utility model herein, just in order to describe the purpose of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1, the individual layer multipoint mode touch screen 10 of the utility model embodiment comprises demonstration module 100, individual layer multipoint mode touch-control conducting film 200 and the overlay 300 stacked gradually.
Refer to Fig. 2, individual layer multipoint mode touch-control conducting film 200 comprises transparent substrates 210, hypothallus 220, the first conductive layer 230, insulation course 240 and the second conductive layer 250.
Be filled with conductive material in grid groove 221 to form cross one another the first conductive thread, cross one another the first conductive thread forms the first conductive layer 230.Conductive material is at least two kinds of formation in silver, aluminium and copper closes gold, silver, aluminium or copper.Preferably, the first conductive layer 230 and grid groove 221 form by the mode of impression.
Further, grid groove 221 is " V " font, " W " font, arc or corrugated micro-groove for bottom.Refer to Fig. 3 (a) to Fig. 3 (d), the micro-groove that grid groove 221 shown in Fig. 3 (a) is " V " font for bottom, the micro-groove that grid groove 221 shown in Fig. 3 (b) is " W " font for bottom, the micro-groove that grid groove 221 shown in Fig. 3 (c) is arc for bottom, the grid groove 221 shown in Fig. 3 (d) is corrugated micro-groove for bottom.Preferably, the degree of depth of micro-groove is 500nm～1 μ m.
Preferably, the width of grid groove 221 is d1, and the degree of depth is h, wherein, and 1 μ m≤d1≤5 μ m, 2 μ m≤h≤6 μ m, h/d1>1.
Please again consult Fig. 2, insulation course 240 is formed at the surface of the first conductive layer 230, and is embedded in grid groove 221.Insulation course 240, for the first conductive layer 230 and the second conductive layer 250 are separated, makes not conducting mutually between the first conductive layer 230 and the second conductive layer 250.In present embodiment, the material of insulation course 240 is dielectric ink or insulating gel.
The second conductive layer 250 is formed at the induction zone of hypothallus 220.The second conductive layer 250 is convexly set in the side surface of hypothallus 220 away from transparent substrates 210, and separates by insulation course 240 and the first conductive layer 230.The second conductive layer 250 comprises cross one another the second conductive thread.The second conductive layer 250 completes by modes such as exposure imaging, serigraphys.The second conductive layer 250 materials are at least two kinds of formation in silver, aluminium and copper closes gold, silver, aluminium or copper.
Further, the first conductive layer 230 and the second conductive layer 250 are latticed.In the first conductive layer 230 and the second conductive layer 250 wherein the grid of one deck be regular grid, the grid of another layer is random grid.Refer to Fig. 4 (a) to Fig. 4 (d), the grid shown in Fig. 4 (a) is random grid, and Fig. 4 (b) is respectively regular hexagonal cell, rhombic-shaped grid and square net to the grid shown in Fig. 4 (d).
In the embodiment shown in Fig. 2, the first conductive layer 230 and the second conductive layer 250 form by the conduction band of a plurality of array arrangements.The conduction band of the first conductive layer 230 extends along the direction of the first dimension, and the conduction band of the second conductive layer 250 extends along the direction of the second dimension, the first dimension direction and the second dimension direction oblique.Certainly, in other embodiment, the first dimension direction is mutually vertical with the second dimension direction.Please consult Fig. 5 and Fig. 6, in illustrated embodiment, the conduction band of the first conductive layer 230 extends along the direction of the first dimension simultaneously, and the conduction band of the second conductive layer 250 extends along the direction of the second dimension, and the first dimension direction is mutually vertical with the second dimension direction.
Further, refer to Fig. 7, individual layer multipoint mode touch-control conducting film 200 also comprises the first lead-in wire electrode 260 and the second lead-in wire electrode 270 of being located at rim area.The first lead-in wire electrode 260 is electrically connected to the first conductive layer 230, and the second lead-in wire electrode 270 is electrically connected to the second conductive layer 250.It should be noted that, the first lead-in wire electrode 260 and the second lead-in wire electrode 270 are exemplary sign in the drawings, can not distinguish the first lead-in wire electrode 260 and the second lead-in wire electrode 270 with this.In illustrated embodiment, the first lead-in wire electrode 260 is contained in the first groove 223 of the rim area that is opened in hypothallus 220, and the second lead-in wire electrode 270 is contained in the second groove 225 of the rim area that is opened in hypothallus 220.Certainly, in other embodiments, the first lead-in wire electrode 260 and the second lead-in wire electrode 270 also can directly be convexly set in the surface of rim area.The first lead-in wire electrode 260 and the second lead-in wire electrode 270 can form by modes such as serigraphy, impression or inkjet printings.
In the present embodiment, the first lead-in wire electrode 260 comprises cross one another the first conductive lead wire, and the second lead-in wire electrode 270 comprises cross one another the second conductive lead wire, and the first lead-in wire electrode 260 and the second lead-in wire electrode 270 are network.The network of the first lead-in wire electrode 260 and the second lead-in wire electrode 270 is identical with the network of the first conductive layer 230 and the second conductive layer 250, is regular grid or random grid, is specifically as follows Fig. 4 (a) to the structure shown in Fig. 4 (d).The structure and parameters of the first groove 223 and the second groove 225 is all identical with the structure and parameters of grid groove 221.Certainly, in other embodiment, the first lead-in wire electrode 260 and the second lead-in wire electrode 270 can also be linear, and the live width of the first lead-in wire electrode 260 and the second lead-in wire electrode 270 is 50 μ m～200 μ m, is highly 5 μ m～10 μ m.
Preferably, the material of the first lead-in wire electrode 260 and the second lead-in wire electrode 270 is silver, copper, conducting polymer or ITO.
Refer to Fig. 8, further, individual layer multipoint mode touch-control conducting film 200 also comprises the protective clear layer 280 that is covered in the second conductive layer 250 surfaces.Protective clear layer 280 covering the second conductive layers 250 and hypothallus 220 are away from the surface of transparent substrates 210.Because the second conductive layer 250 is convexly set in the surface of hypothallus 220, therefore, form protective clear layer 280 on the surface of the second conductive layer 250 so that the second conductive layer 250 is formed to protection, avoid scratching.Preferably, the material of protective clear layer 280 is UV glue, impression glue or polycarbonate.
Please consult Fig. 9 and Figure 10, in other embodiment, hypothallus 220 can omit simultaneously, and transparent substrates 210 comprises induction zone and the rim area adjacent with induction zone.Now grid groove 221 is opened in the induction zone of transparent substrates 210, and the first groove 223 and the second groove 225 are opened in the rim area of transparent substrates 210, and the second conductive layer 250 is located at the induction zone of transparent substrates 210.
Compared to traditional individual layer multipoint mode touch-control conducting film, above-mentioned individual layer multipoint mode touch-control conducting film 200 at least has the following advantages:
(1) above-mentioned individual layer multipoint mode touch-control conducting film 200 is formed with grid groove 221 on hypothallus 220, interior filling the first conductive thread of grid groove 221 forms the first conductive layer 230, therefore, with the embedded grider structure, replaces conventional I TO process structure, thereby reduce costs simplified manufacturing technique; In the first conductive layer 230 and the second conductive layer 250 wherein the grid of one deck be regular grid, the grid of another layer is random grid, can reduce so bilevelly to alignment request, simplifies technique, further reduces costs.
(2) by forming the first conductive layer 230 and the second conductive layer, the first conductive layer 230 and the second conductive layer 250 separate by insulation course 240, and the inductive effects of two conductive layers is better.
(3) by form grid groove 221 on hypothallus 220, interior filling the first conductive thread of grid groove 221 forms the first conductive layer 230, thereby can reduce the thickness of individual layer multipoint mode touch-control conducting film 200; Adopt this flush type design simultaneously, the performance of individual layer multipoint mode touch-control conducting film 200 is well protected.
(4) form protective clear layer 280 by the surface at the second conductive layer 250, can protect the second conductive layer 250 to avoid being scratched, can prevent the conductive material oxidation simultaneously.
(5) grid groove 221 is " V " font, " W " font, arc or corrugated micro-groove for bottom, conductive ink in the groove of grid groove 221 is when drying like this, and the conductive material after the conductive ink polycondensation is not easy to occur drying there will be the phenomenon of disconnection.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (14)
1. an individual layer multipoint mode touch-control conducting film, is characterized in that, comprising:
Transparent substrates, comprise induction zone and the rim area adjacent with described induction zone;
The first conductive layer, be latticed, is arranged at the induction zone of described transparent substrates, and described the first conductive layer comprises cross one another the first conductive thread, and described induction zone offers the grid groove, and described the first conductive layer is contained in described grid groove;
Insulation course, be arranged in the first conductive thread top and be embedded at described grid groove;
The second conductive layer, be latticed, is arranged at the induction zone of described transparent substrates, with described the first conductive layer, by described insulation course, separates, and described the second conductive layer comprises cross one another the second conductive thread;
Wherein, in described the first conductive layer and described the second conductive layer wherein the grid of one deck be regular grid, the grid of another layer is random grid.
2. individual layer multipoint mode touch-control conducting film as claimed in claim 1, is characterized in that, also comprise hypothallus, described hypothallus is located at described transparent substrates surface, and described induction zone and described rim area are located at the side of described hypothallus away from transparent substrates.
3. individual layer multipoint mode touch-control conducting film as claimed in claim 2, is characterized in that, described the first conductive layer and described the second conductive layer all are arranged at the induction zone of described hypothallus.
4. individual layer multipoint mode touch-control conducting film as described as claim 1 or 3, it is characterized in that, also comprise the first lead-in wire electrode and the second lead-in wire electrode of being located at described rim area, described the first lead-in wire electrode is electrically connected to the first conductive layer, and described the second lead-in wire electrode is electrically connected to the second conductive layer.
5. individual layer multipoint mode touch-control conducting film as claimed in claim 4, is characterized in that, described the first lead-in wire electrode and described the second lead-in wire electrode are linear.
6. individual layer multipoint mode touch-control conducting film as claimed in claim 4, is characterized in that, described the first lead-in wire electrode comprises cross one another the first conductive lead wire, and described the second lead-in wire electrode comprises cross one another the second conductive lead wire.
7. individual layer multipoint mode touch-control conducting film as claimed in claim 4, is characterized in that, described the first lead-in wire electrode is positioned at the surface of described rim area, or is contained in the first groove that is opened in described rim area.
8. individual layer multipoint mode touch-control conducting film as claimed in claim 4, is characterized in that, described the second lead-in wire electrode is positioned at the surface of described rim area, or is contained in the second groove that is opened in described rim area.
9. individual layer multipoint mode touch-control conducting film as claimed in claim 1, is characterized in that, described regular grid is regular hexagonal cell, rhombic-shaped grid or square net.
10. individual layer multipoint mode touch-control conducting film as claimed in claim 1, is characterized in that, the width of described grid groove is d1, and the degree of depth is h, wherein, 1 μ m≤d1≤5 μ m, 2 μ m≤h≤6 μ m, h/d1 > 1.
11. individual layer multipoint mode touch-control conducting film as claimed in claim 1, is characterized in that, described grid groove is that bottom is " V " font, " W " font, arc or corrugated micro-groove.
12. individual layer multipoint mode touch-control conducting film as claimed in claim 11, is characterized in that, the degree of depth of described micro-groove is 500nm～1 μ m.
13. individual layer multipoint mode touch-control conducting film as claimed in claim 1, is characterized in that, also comprises the protective clear layer that covers described the second conductive layer surface.
14. an individual layer multipoint mode touch screen comprises overlay, individual layer multipoint mode touch-control conducting film and shows module that it is characterized in that, described individual layer multipoint mode touch-control conducting film is as the described individual layer multipoint mode of claim 1-13 any one touch-control conducting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320459529.0U CN203386171U (en) | 2013-07-30 | 2013-07-30 | Single-layer multi-point type touch conducting film and single-layer multi-point type touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320459529.0U CN203386171U (en) | 2013-07-30 | 2013-07-30 | Single-layer multi-point type touch conducting film and single-layer multi-point type touch screen |
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| Publication Number | Publication Date |
|---|---|
| CN203386171U true CN203386171U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320459529.0U Expired - Fee Related CN203386171U (en) | 2013-07-30 | 2013-07-30 | Single-layer multi-point type touch conducting film and single-layer multi-point type touch screen |
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| Country | Link |
|---|---|
| CN (1) | CN203386171U (en) |
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2013
- 2013-07-30 CN CN201320459529.0U patent/CN203386171U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20180730 |