CN203084699U - Integrated capacitive sensing touch screen using transparent materials for bridging - Google Patents
Integrated capacitive sensing touch screen using transparent materials for bridging Download PDFInfo
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- CN203084699U CN203084699U CN 201320052999 CN201320052999U CN203084699U CN 203084699 U CN203084699 U CN 203084699U CN 201320052999 CN201320052999 CN 201320052999 CN 201320052999 U CN201320052999 U CN 201320052999U CN 203084699 U CN203084699 U CN 203084699U
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Abstract
The utility model discloses an integrated capacitive sensing touch screen using transparent materials for bridging, and relates to a touch screen. The integrated capacitive sensing touch screen using the transparent materials for the bridging is provided with a substrate, a transparent conductive film, transparent conductive electrodes, a color coating layer and external connection conductive electrodes, wherein the transparent conductive film and the transparent conductive electrodes are arranged on a surface of the substrate, patterns used for touch sensing are arranged on the transparent conductive film, the color coating layer covers all around the substrate, the external connection conductive electrodes are arranged on the color coating layer and the transparent conductive electrodes, and the external connection conductive electrodes are used for connecting an external controlling circuit. Manufacturing procedures can be largely reduced, producing cost is reduced, and quality and the yield of integrated capacitive sensing touch screens are improved. The integrated capacitive sensing touch screen using the transparent materials for the bridging is especially suitable for the integrated capacitive sensing touch screens of smart phones, flat computers, game machines, portable computers and the like.
Description
Technical field
The utility model relates to a kind of touch-screen, especially relates to a kind of integrated capacitance induction touch panel that adopts transparent material to put up a bridge.
Background technology
Touch-screen is as a kind of novel human-computer interaction interface, be widely used on the various digital information systems, from small sized product such as mobile phone, digital product, arrive medium-sized product such as automatic navigator, panel computer, game machine, household electrical appliance, can see the touch-screen product again on large product such as common query system, portable computer, Medical Instruments, market outlook are very considerable.
Chinese patent CN101853115A discloses a kind of integrated projection-type capacitive touch screen and manufacture method thereof, its structure only adopts a substrate, non-visual range on substrate is provided with color coating, be provided with the bottoming dielectric film being provided with on the substrate on whole of color coating, the bottoming dielectric film is provided with first electrode pattern; First electrode pattern is provided with the dielectric insulation film, and the electrolyte velum is provided with second electrode pattern, and the coverage of electrolyte dielectric film does not comprise the splice terminal of first electrode pattern; Second electrode pattern is provided with the protection dielectric film, and the coverage of electric protection dielectric film does not comprise the splice terminal at first electrode pattern and the second electrode pattern edge; Be connected with external control circuit by connecting line on the splice terminal.This invention can significantly be compressed the thickness of touch-screen being provided with the MULTILAYER COMPOSITE membrane structure that adopts bottoming insulation film+ito thin film+dielectric insulation film+ito thin film+protection dielectric film on the monolithic substrate of color coating, improves frivolous property and yields.
Summary of the invention
The purpose of this utility model is to provide a kind of integrated capacitance induction touch panel that adopts transparent material to put up a bridge.
The utility model is provided with substrate, nesa coating, transparency conductive electrode, color coating and external conductive electrode; Nesa coating and transparency conductive electrode are located on the surface of substrate, and nesa coating is provided with the pattern that is used for touch sensible; Color coating cover substrate around; External conductive electrode is located on color coating and the transparency conductive electrode, and external conductive electrode is used to connect outside control circuit.
Described substrate can be selected from the tempered glass transparency carrier, tempered glass transparency carrier, simple glass transparency carrier, a kind of in the macromolecular material transparency carrier etc.; Described nesa coating can adopt a kind of in ITO film, Graphene, carbon nano-tube and the transparent conductive material etc., and the thickness of described nesa coating can be 15～40nm.
The shape of described external conductive electrode can be rectangle, square, circle or ellipse etc.
Described nesa coating is littler than substrate.
Described external conductive electrode can adopt the transparent conductive material preparation, to avoid influencing the visible area of touch-screen.
The utility model can adopt following method preparation:
1) deposition layer of transparent conducting film on substrate.
2) on nesa coating, make pattern and the transparency conductive electrode that is used for touch sensible; Describedly can adopt gold-tinted technology or laser-induced thermal etching technology on nesa coating, to make pattern and the transparency conductive electrode that is used for touch sensible making pattern and the transparency conductive electrode be used for touch sensible on the nesa coating.
3) around substrate, make color coating; The described color coating of making around substrate can adopt serigraphy or gold-tinted technology to make color coating; Described color coating can adopt a kind of in ink coating, gloss oil coating and the versicolor frame adhesive coating etc.
4) the external conductive electrode of preparation on color coating and transparency conductive electrode is used to connect outside control circuit.Described on color coating and the transparency conductive electrode preparation external conductive electrode can adopt silk-screen printing technique or gold-tinted technology on color coating and transparency conductive electrode, to prepare external conductive electrode; Described external conductive electrode can adopt the transparent conductive material electrode, such as Clevios
TMPEDOT:PSS conducting polymer etc.
Because transparency conductive electrode is in the visible area of touch-screen, prepares external conductive electrode and adopt transparent conductive material.
Described gold-tinted technology is meant in associated materials process gluing, soft baking, exposure, development, hard roasting one or multinomial operation, makes associated materials certain pattern occur on substrate.
Though can adopt the price comparison height of the transparent conductive material of serigraphy, such as Clevios
TMPEDOT:PSS conducting polymer etc., but the materials that prepare external conductive electrode are few, little to the production cost of products influence.
Manufacture craft of the present utility model is simple, with low cost.Since the utility model be plated film preceding, make color coating after, therefore can avoid making earlier the color coating step difficult problem during plated film again, also avoided using the difficult problem of low temperature coating technique, more need not to worry the influence of high temperature plated film effect to color coating, the shades of colour coating all can prepare the non-visible area at touch-screen.Simultaneously, because preparation process has been used the transparent insulation material of multilayer less, can effectively improve the transmitance of touch-screen.Compare with traditional manufacturing technology, the utility model can significantly reduce production process, reduces production costs, and improves the quality and the yields of integrated capacitance induction touch panel.
The utility model is specially adapted to the integrated capacitive touch screen of smart mobile phone, panel computer, game machine, portable computer etc.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is preparation method's schematic flow sheet of the present utility model.
Fig. 3 is a kind of floor map that adopts the integrated capacitance induction touch panel of transparent material bridging.In Fig. 3, left figure is the full figure of planimetric map, and right figure is the partial enlarged drawing of planimetric map; Mark 101 is nesa coatings, the 102nd, and transparency conductive electrode, the 103rd, color coating, the 104th, external conductive electrode.
Embodiment
Following examples will be further described the utility model in conjunction with the accompanying drawings.
Referring to Fig. 1, the utility model embodiment is provided with substrate 100, nesa coating 101, transparency conductive electrode 102, color coating 103 and external conductive electrode 104; Nesa coating 101 and transparency conductive electrode 102 are located on the surface of substrate 100, and nesa coating 101 is provided with the pattern that is used for touch sensible; Color coating 103 cover substrate 100 around; External conductive electrode 104 is located on color coating 103 and the transparency conductive electrode 102, and external conductive electrode 104 is used to connect outside control circuit.
Described nesa coating 101 is littler than substrate 100.
Described external conductive electrode 104 adopts the transparent conductive material preparation, to avoid influencing the visible area of touch-screen.
Referring to Fig. 2 and 3, preparation method of the present utility model is as follows:
1) deposition layer of transparent conducting film 101 on substrate 100; Described nesa coating can adopt the ITO film, and the thickness of ITO film can be 15～40nm.
2) on nesa coating 101, make pattern and the transparency conductive electrode 102 that is used for touch sensible; Describedly can adopt gold-tinted technology or laser-induced thermal etching technology on nesa coating 101, to make pattern and the transparency conductive electrode 102 that is used for touch sensible making pattern and the transparency conductive electrode 102 be used for touch sensible on the nesa coating 101;
3) around substrate 100, make color coating 103; The described color coating 103 of making around substrate 100 can adopt serigraphy or gold-tinted technology to make color coating 103;
4) the external conductive electrode 104 of preparation on color coating 103 and transparency conductive electrode 102 is used to connect outside control circuit.Described on color coating 103 and the transparency conductive electrode 102 preparation external conductive electrode 104 can adopt silk-screen printing technique or gold-tinted technology on color coating 103 and transparency conductive electrode 102, to prepare external conductive electrode 104.
Because transparency conductive electrode 102 is in the visible area of touch-screen, prepares external conductive electrode 104 and adopt transparent conductive material.
Described gold-tinted technology is meant in associated materials process gluing, soft baking, exposure, development, hard roasting one or multinomial operation, makes associated materials certain pattern occur on substrate.
Claims (6)
1. an integrated capacitance induction touch panel that adopts transparent material to put up a bridge is characterized in that being provided with substrate, nesa coating, transparency conductive electrode, color coating and external conductive electrode; Nesa coating and transparency conductive electrode are located on the surface of substrate, and nesa coating is provided with the pattern that is used for touch sensible; Color coating cover substrate around; External conductive electrode is located on color coating and the transparency conductive electrode, and external conductive electrode is used to connect outside control circuit.
2. a kind of according to claim 1 integrated capacitance induction touch panel that adopts transparent material to put up a bridge, it is characterized in that described substrate is selected from the tempered glass transparency carrier, the tempered glass transparency carrier, simple glass transparency carrier, a kind of in the macromolecular material transparency carrier.
3. a kind of according to claim 1 integrated capacitance induction touch panel that adopts transparent material to put up a bridge is characterized in that described nesa coating adopts a kind of in the transparent conductive material, and the thickness of described nesa coating is 15～40nm.
4. as a kind of integrated capacitance induction touch panel that adopts transparent material to put up a bridge as described in the claim 3, it is characterized in that described transparent conductive material adopts a kind of in ITO film, Graphene, the carbon nano-tube.
5. a kind of according to claim 1 integrated capacitance induction touch panel that adopts transparent material to put up a bridge is characterized in that described nesa coating is littler than substrate.
6. a kind of according to claim 1 integrated capacitance induction touch panel that adopts transparent material to put up a bridge, the shape that it is characterized in that described external conductive electrode is rectangle, square, circle or oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320052999 CN203084699U (en) | 2013-01-30 | 2013-01-30 | Integrated capacitive sensing touch screen using transparent materials for bridging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320052999 CN203084699U (en) | 2013-01-30 | 2013-01-30 | Integrated capacitive sensing touch screen using transparent materials for bridging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203084699U true CN203084699U (en) | 2013-07-24 |
Family
ID=48830519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320052999 Expired - Fee Related CN203084699U (en) | 2013-01-30 | 2013-01-30 | Integrated capacitive sensing touch screen using transparent materials for bridging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203084699U (en) |
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2013
- 2013-01-30 CN CN 201320052999 patent/CN203084699U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20200130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |