CN102662547A - Production method for capacitive touch screen glass cover plate without metal wires in view area - Google Patents
Production method for capacitive touch screen glass cover plate without metal wires in view area Download PDFInfo
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- CN102662547A CN102662547A CN2012101013692A CN201210101369A CN102662547A CN 102662547 A CN102662547 A CN 102662547A CN 2012101013692 A CN2012101013692 A CN 2012101013692A CN 201210101369 A CN201210101369 A CN 201210101369A CN 102662547 A CN102662547 A CN 102662547A
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- column electrode
- touch screen
- capacitive touch
- film
- electrode unit
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 29
- 239000002184 metal Substances 0.000 title claims abstract description 29
- 239000011521 glass Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 238000000034 method Methods 0.000 claims abstract description 38
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 14
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 14
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 14
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 14
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 14
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 238000001259 photo etching Methods 0.000 claims abstract description 10
- 238000004040 coloring Methods 0.000 claims abstract description 8
- 238000005530 etching Methods 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims abstract description 7
- 238000001771 vacuum deposition Methods 0.000 claims abstract description 7
- 239000005329 float glass Substances 0.000 claims abstract description 4
- 239000012774 insulation material Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 9
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 239000011733 molybdenum Substances 0.000 claims description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 7
- ZXTFQUMXDQLMBY-UHFFFAOYSA-N alumane;molybdenum Chemical compound [AlH3].[Mo] ZXTFQUMXDQLMBY-UHFFFAOYSA-N 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 abstract 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical class [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 abstract 1
- 239000005357 flat glass Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000005976 Citrus sinensis Nutrition 0.000 description 1
- 240000002319 Citrus sinensis Species 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- IRERQBUNZFJFGC-UHFFFAOYSA-L azure blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[S-]S[S-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] IRERQBUNZFJFGC-UHFFFAOYSA-L 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 150000002751 molybdenum Chemical class 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention discloses a production method for a capacitive touch screen glass cover plate without metal wires in a view area. The production method includes the steps: firstly, using toughened float glass as a substrate and forming a coloring graph shielding X-line electrode unit connecting leads by means of photoetching; secondly, forming a SiO2 film on the substrate by means of vacuum coating; thirdly, forming an ITO (indium tin oxides) film; fourthly, etching the ITO film to form a plurality of isolated Y-row electrodes, wherein X-line electrode units isolated from the Y-row electrodes are arranged on two sides of the Y-row electrodes; fifthly, coating an organic insulating material layer between each two adjacent X-line electrode units by the aid of a photomask; sixthly, forming metal conducting films; seventhly, etching the metal conducting films to form X-line electrode unit connecting leads, wherein each X-line electrode unit connecting lead is used for connecting a line of X-line electrode units into an X-line electrode; and eighthly, coating organic transparent insulating material layers on the X-line electrodes and the Y-row electrodes. By the aid of the method, the metal wires cannot appear in the view area, and viewable quality of the view area is improved.
Description
Technical field
The present invention relates to a kind of method for making of touch-screen glass cover-plate, particularly relate to a kind of method for making of not having the capacitive touch screen glass cover-plate that metal wire manifests at visible area.
Background technology
Main flow is the formation products that touch-control glass (Touch Sensor) and cover-plate glass (Cover Glass) are fit together that adopt of master's projection-type capacitive touch screen panel with the glass baseplate more in the market.This main design problems is a complex process, and cost is high, and component thickness is too thick, and weight is too heavy, and binding yield is low.The lighter and thinner more honest and cleaner developing direction of incompatibility electronic digital product more and more.Be the applying of two sheet glass owing to what adopt in addition, the light transmission of whole capacitor formula touch panel unit is relatively poor, can't satisfy the requirement of high-definition liquid crystal display screen, and result of use is poorer out of doors.The manufacturer of each touch-control glass (Touch sensor) releases the scheme of a slice touch-control cover-plate glass one after another, and the touch-screen that traditional touch-control glass and cover-plate glass are fit together becomes the touch-screen of a slice touch-control cover-plate glass.And owing to be the touch-control scheme of a sheet glass; The surface of its touch-control is the inside surface at the touch-control cover-plate glass, according to the scheme of single face touch-control glass, and the well-regulated metal wire of middle meeting; Width 5-20 micron; Length 50-300 micron does not wait, though do not influence outward appearance, the most consumers metal wire of very easily seeing these visible areas all beyond affordability.
Summary of the invention
The present invention provides a kind of method for making of not having the capacitive touch screen glass cover-plate of metal wire at visible area for solving the technical matters that exists in the known technology.
The technical scheme that the present invention takes for the technical matters that exists in the solution known technology is: a kind of visible area does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, may further comprise the steps:
One) adopts the tempering float glass as substrate, on arbitrary surface of substrate,, utilize the method for photoetching to form the painted figure that blocks X column electrode unit connection lead according to the wiring diagram of X column electrode unit connection lead;
Two) adopt the method for vacuum coating on substrate, to form the SiO2 film, the SiO2 film covers on the painted figure;
Three) adopt the method for vacuum coating on the SiO2 film, to form the ITO film;
Four) adopt the method etching ITO film of photoetching, form the Y row electrode of a plurality of separation, the both sides of Y row electrode are the X column electrode unit that separates with it, and the X column electrode is embarked on journey about the unit, and front and back become row;
Five) between two adjacent row X column electrode unit, utilize light shield coating one deck organic insulation layer, make X column electrode and Y row electrode insulation;
Six) adopt the method for vacuum plating to form metal conductive film, cover on the organic coloring insulation material layer;
Seven) with photoetching method etching metal conductive film, form X column electrode unit and connect lead, X column electrode unit connects lead delegation X column electrode unit is linked to be an X column electrode;
Eight) the organic transparent insulation material layer of coating one deck on X column electrode and Y row electrode.
Said step 1) the painted figure in is a black.
The thickness of the SiO2 film said step 2) is 10nm-100nm.
The surface resistance of the ITO film said step 4) is 300～500 Ω/.
Said step 5) the organic insulation layer in is the organic coloring insulation material layer.
The thickness of said organic insulation layer is the 5-20 micron.
Said step 6) metal conductive film in is a molybdenum aluminium molybdenum film.
The advantage that the present invention has with good effect is: be connected the method for lead through adopting painted graph shealtering X column electrode unit, make visible area not have metal wire to manifest, improved the visual quality of visible area; Simultaneously, this cover plate adopts the structure of a sheet glass, has not only solved the complex process that two sheet glass cause, and baroque problem has also reduced the reflectivity of projection light, thereby makes demonstration more clear; And the present invention can reduce production costs, and enhances productivity, and makes the capacitance touch screen assembly be easier to carry aspect development to more frivolous.
Description of drawings
Fig. 1 is for using the structure of cover plate synoptic diagram that the present invention processes;
Fig. 2 is the embodiment of the present invention step 4) vertical view.
Among the figure: 1, substrate, 2, painted figure, 3, the SiO2 film, 41, Y row electrode, 42, X column electrode unit, 5, the organic coloring insulation material layer, 6, X column electrode unit connects lead.
Embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1, a kind of visible area does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, may further comprise the steps:
One) adopt the tempering float glass as substrate 1; The wiring diagram that on arbitrary surface of substrate 1, connects lead 6 according to X column electrode unit; Utilize the method for photoetching to form the painted figure 2 that blocks X column electrode unit connection lead; This painted figure 2 is black preferably, also can be the arbitrary color in the yellowish green ultramarine purple of blood orange;
Two) adopt the method for vacuum coating on substrate 1, to form SiO2 film 3, SiO2 film 3 covers on the painted figure 2, and the thickness of SiO2 film 3 is 10nm-100nm;
Three) adopt the method for vacuum coating on SiO2 film 3, to form the ITO film; The surface resistance of ITO film is 300～500 Ω/;
Four) adopt the method etching ITO film of photoetching, form the Y row electrode 41 of a plurality of separation, the both sides of Y row electrode are the X column electrode unit 42 that separates with it, embark on journey in X column electrode unit about 42, and front and back become row, see also Fig. 2;
Five) between two adjacent row X column electrode unit 42, utilize light shield to be coated with the organic coloring insulation material layer 5 of one deck 5-20 micron thick, make X column electrode and Y row electrode insulation, painted can blocking X column electrode unit connection lead;
Six) adopt the method for vacuum plating to form metal conductive film, metal conductive film is a molybdenum aluminium molybdenum film, and molybdenum aluminium molybdenum film comprises one deck molybdenum film of being formed on the painted insulation material layer 5, is formed on the layer of aluminum film on this molybdenum film and is formed on one deck molybdenum film on this aluminium film; Molybdenum aluminium molybdenum film covers on the organic coloring insulation material layer 5;
Seven) with photoetching method etching metal conductive film, form X column electrode unit and connect lead 6, X column electrode unit connects lead 6 delegation X column electrode unit 42 is linked to be an X column electrode;
Eight) the organic transparent insulation material layer of coating one deck on X column electrode and Y row electrode is in order to protection.When being coated with organic transparent insulation material, need make the haptic element of contact conductor keep naked leakage.
The cover plate that adopts said method to process is connected with the capacitance plate drive IC with FPC behind the CNC cutting forming, promptly becomes capacitive touch screen.
Although combine accompanying drawing that the preferred embodiments of the present invention are described above; But the present invention is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, can also make a lot of forms, these all belong within protection scope of the present invention.
Claims (7)
1. a visible area does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, may further comprise the steps:
One) adopts the tempering float glass as substrate, on arbitrary surface of substrate,, utilize the method for photoetching to form the painted figure that blocks X column electrode unit connection lead according to the wiring diagram of X column electrode unit connection lead;
Two) adopt the method for vacuum coating on substrate, to form the SiO2 film, the SiO2 film covers on the painted figure;
Three) adopt the method for vacuum coating on the SiO2 film, to form the ITO film;
Four) adopt the method etching ITO film of photoetching, form the Y row electrode of a plurality of separation, the both sides of Y row electrode are the X column electrode unit that separates with it, and the X column electrode is embarked on journey about the unit, and front and back become row;
Five) between two adjacent row X column electrode unit, utilize light shield coating one deck organic insulation layer, make X column electrode and Y row electrode insulation;
Six) adopt the method for vacuum plating to form metal conductive film, cover on the organic coloring insulation material layer;
Seven) with photoetching method etching metal conductive film, form X column electrode unit and connect lead, X column electrode unit connects lead delegation X column electrode unit is linked to be an X column electrode;
Eight) the organic transparent insulation material layer of coating one deck on X column electrode and said Y row electrode.
2. visible area according to claim 1 does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, said step 1) in painted figure be black.
3. visible area according to claim 1 does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, said step 2) in the thickness of SiO2 film be 10nm-100nm.
4. visible area according to claim 1 does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, said step 4) in the surface resistance of ITO film be 300～500 Ω/mouths.
5. visible area according to claim 1 does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, said step 5) in the organic insulation layer be the organic coloring insulation material layer.
6. do not have the method for making of the capacitive touch screen glass cover-plate of metal wire according to claim 1 or 5 described visible areas, it is characterized in that the thickness of said organic insulation layer is the 5-20 micron.
7. visible area according to claim 1 does not have the method for making of the capacitive touch screen glass cover-plate of metal wire, it is characterized in that, said step 6) in metal conductive film be molybdenum aluminium molybdenum film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101013692A CN102662547A (en) | 2012-04-09 | 2012-04-09 | Production method for capacitive touch screen glass cover plate without metal wires in view area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101013692A CN102662547A (en) | 2012-04-09 | 2012-04-09 | Production method for capacitive touch screen glass cover plate without metal wires in view area |
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| Publication Number | Publication Date |
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| CN102662547A true CN102662547A (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101013692A Pending CN102662547A (en) | 2012-04-09 | 2012-04-09 | Production method for capacitive touch screen glass cover plate without metal wires in view area |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116430A (en) * | 2013-02-04 | 2013-05-22 | 芜湖长信科技股份有限公司 | One-chip capacitance type touch glass without metal marks and manufacturing process thereof |
| CN103150074A (en) * | 2013-03-18 | 2013-06-12 | 江西合力泰科技股份有限公司 | Manufacture method for realizing integral multi-point touch capacitive screen with mode of filming first and BM second and without bridging |
| CN103353815A (en) * | 2013-02-04 | 2013-10-16 | 芜湖长信科技股份有限公司 | Capacitor screen OGS shadow eliminating structure and manufacturing process thereof |
| CN103885651A (en) * | 2012-12-21 | 2014-06-25 | 苏州市健邦触摸屏技术有限公司 | Modified capacitive touch screen |
| CN104076963A (en) * | 2013-03-28 | 2014-10-01 | 比亚迪股份有限公司 | Color touch screen and preparing method of color touch screen |
| CN119612977A (en) * | 2025-01-10 | 2025-03-14 | 佛山市晶玻科技有限公司 | Composite coating glass, preparation method and equipment for composite coating for glass |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090101913A1 (en) * | 2007-10-17 | 2009-04-23 | Au Optronics Corporation | Apparatus and method for reducing photo leakage current for tft lcd |
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
| CN102243553A (en) * | 2010-05-16 | 2011-11-16 | 宸鸿科技(厦门)有限公司 | Capacitive touch panel and method for reducing visuality of metal conductor of capacitive touch panel |
-
2012
- 2012-04-09 CN CN2012101013692A patent/CN102662547A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090101913A1 (en) * | 2007-10-17 | 2009-04-23 | Au Optronics Corporation | Apparatus and method for reducing photo leakage current for tft lcd |
| CN102243553A (en) * | 2010-05-16 | 2011-11-16 | 宸鸿科技(厦门)有限公司 | Capacitive touch panel and method for reducing visuality of metal conductor of capacitive touch panel |
| CN102096537A (en) * | 2011-03-18 | 2011-06-15 | 深圳南玻显示器件科技有限公司 | Machining method of capacitive touch screen |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885651A (en) * | 2012-12-21 | 2014-06-25 | 苏州市健邦触摸屏技术有限公司 | Modified capacitive touch screen |
| CN103116430A (en) * | 2013-02-04 | 2013-05-22 | 芜湖长信科技股份有限公司 | One-chip capacitance type touch glass without metal marks and manufacturing process thereof |
| CN103353815A (en) * | 2013-02-04 | 2013-10-16 | 芜湖长信科技股份有限公司 | Capacitor screen OGS shadow eliminating structure and manufacturing process thereof |
| CN103150074A (en) * | 2013-03-18 | 2013-06-12 | 江西合力泰科技股份有限公司 | Manufacture method for realizing integral multi-point touch capacitive screen with mode of filming first and BM second and without bridging |
| CN104076963A (en) * | 2013-03-28 | 2014-10-01 | 比亚迪股份有限公司 | Color touch screen and preparing method of color touch screen |
| CN104076963B (en) * | 2013-03-28 | 2018-01-30 | 深圳市比亚迪电子部品件有限公司 | A kind of color touch screen |
| CN119612977A (en) * | 2025-01-10 | 2025-03-14 | 佛山市晶玻科技有限公司 | Composite coating glass, preparation method and equipment for composite coating for glass |
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Application publication date: 20120912 |