CN203720801U - Touch screen conductive glass - Google Patents
Touch screen conductive glass Download PDFInfo
- Publication number
- CN203720801U CN203720801U CN201320802463.0U CN201320802463U CN203720801U CN 203720801 U CN203720801 U CN 203720801U CN 201320802463 U CN201320802463 U CN 201320802463U CN 203720801 U CN203720801 U CN 203720801U
- Authority
- CN
- China
- Prior art keywords
- touch
- body layer
- screen
- conductive glass
- touch screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000011521 glass Substances 0.000 title claims abstract description 45
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims description 19
- 239000011248 coating agent Substances 0.000 claims description 16
- 238000000576 coating method Methods 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 230000006698 induction Effects 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 11
- 238000000137 annealing Methods 0.000 abstract description 8
- 239000010410 layer Substances 0.000 abstract 2
- 239000011241 protective layer Substances 0.000 abstract 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 14
- 229910003437 indium oxide Inorganic materials 0.000 description 10
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 229910001887 tin oxide Inorganic materials 0.000 description 6
- 239000000843 powder Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 239000005361 soda-lime glass Substances 0.000 description 4
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 239000005297 pyrex Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model relates to a piece of touch screen conductive glass. The touch screen conductive glass comprises a glass substrate, wherein a transparent conductive film covers the glass substrate, and the transparent conductive film comprises a main body layer and a protective layer which is formed on the surface of the main body layer. By adopting the touch screen conductive glass, the weakness that an induction electrode of a touch screen is easy to oxidize in the annealing process can be avoided, so that the touch screen is good in photoelectric performance.
Description
Technical field
The utility model relates to a kind of electro-conductive glass, especially a kind of in order to make the electro-conductive glass of touch-screen.
Background technology
Along with the fast development of the information industry such as infotech, wireless communication technique, people grow with each passing day to the demand of electronic product, in order to make the more convenient people's operation of product and to use, many electronic products have started to adopt touch-screen as input media, touch-screen is as a kind of brand-new man-machine communication's mode, because of its use habit that there is lively operation-interface intuitively and meet human body, in people's live and work, apply more and more extensive.
At present, conventional touch-screen, according to the difference of touch-control principle, can be divided into the polytypes such as electric resistance touch screen, infrared induction touch-screen, electromagnetic induction touch-screen, sound wave induction touch panel and capacitance touch screen; Although these various types of touch-screen touch-control principles are slightly different, but its basic structure, conventionally include glass substrate, be arranged on the induction electrode of glass substrate medial surface and be connected with induction electrode and be positioned at the signal transmission line of glass substrate periphery, when use, by finger contact induction electrode, the electric signal such as electric capacity, curtage at contact point place will change, this variable signal is sent to IC circuit by signal transmission line, after IC circuit calculates this input, and then judge the position that human finger touches.In above touch-screen processing and manufacturing engineering, electro-conductive glass is indispensable main material.
At present, the electro-conductive glass that most manufacturers adopt, generally includes glass substrate and covers the nesa coating of making on glass substrate and by indium oxide and tin oxide composite material, and this nesa coating mainly arranges in order to etch the induction electrode of touch-screen.In conventional art, for improving the characteristic such as electric conductivity, light transmission and low reflection of touch-screen, adopting electro-conductive glass to etch after induction electrode layer, conventionally can carry out annealing in process to ITO induction electrode layer, and then it is all fine and be the ITO induction electrode graph layer of crystalline form to form electric conductivity and light transmission, but in actual production, when ITO is carried out to the high temperature anneal, conventionally be all to carry out in atmosphere, like this, under aerial oxygen effect, induction electrode graph layer will be constantly oxidized, cause the resistivity of induction electrode graph layer to uprise, and then make the conductive characteristic variation of induction electrode, directly affect the accuracy of touch sensitivity and the touch sensible of touch-screen, for this reason, for avoid causing because of induction electrode oxidation the bad phenomenon of the hydraulic performance declines such as sensitivity of touch screen in annealing treating process, be necessary the electro-conductive glass of this kind of structure to make improvement.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of touch-screen electro-conductive glass, adopts induction electrode that this electro-conductive glass can avoid touch-screen easy oxidized defect in annealing treating process, and makes touch-screen have good photoelectric properties.
For solving the problems of the technologies described above; the utility model adopts following technical proposals: this touch-screen electro-conductive glass comprises glass substrate; on described glass substrate, be coated with nesa coating, described nesa coating comprises body layer and is formed at the protective seam on described body layer surface.
According to design concept of the present utility model, the thickness of described body layer is between 200-700 dust, and the thickness of described protective seam is between 60-180 dust.
According to design concept of the present utility model, between described glass substrate and nesa coating, be also provided with silicon dioxide layer, described body layer is deposited on described silica surface.
Compared with prior art, the utlity model has following beneficial effect: (1) is because the nesa coating of electro-conductive glass in the utility model comprises body layer ITO and protective seam ITO, and body layer ITO protected seam ITO covers, in annealing in process process, due to the existence of protective seam ITO, can effectively prevent that body layer ITO is subject to the impact of oxygen in air and oxidized, and then make the performance such as the accuracy of touch-screen and the sensitivity of touch be promoted (2) because the utility model body layer ITO has the protection of protective seam ITO, in the time that the induction electrode layer to touch-screen carries out annealing in process, body layer ITO can not be subject to the impact of external oxygen and be oxidized, relatively traditional nesa coating, it has lower resistivity and better resistance uniformity coefficient to adopt the made touch-screen of this electro-conductive glass, (3) because the thickness of body layer of the present utility model is between 200-700 dust, the thickness of described protective seam is between 60-180 dust, by making the thickness of this body layer and the thickness of protective seam in reasonable interval scope, can guarantee that this nesa coating has good light transmission.
Brief description of the drawings
Fig. 1 is the perspective view of the utility model touch-screen electro-conductive glass.
Fig. 2 is the Facad structure schematic diagram of the utility model touch-screen electro-conductive glass, there is shown the structure of touch-screen electro-conductive glass in the utility model.
Embodiment
Referring to Fig. 1, touch-screen electro-conductive glass of the present utility model, comprises glass substrate 1, is coated with nesa coating 2 in glass substrate 1 side; Wherein, glass substrate can be soda-lime glass, can be also without sodium Pyrex; And nesa coating 2 is tin indium oxide (ITO) film, it is by indium oxide and tin oxide composite material and make, in order to the induction electrode of processing and fabricating touch-screen.
Referring to Fig. 2; nesa coating of the present utility model comprises body layer 21 and protective seam 22; wherein; protective seam 22 is formed at the outside surface of body layer 21; it is made after touch screen induction electrode at nesa coating; in the time that induction electrode is oxidized, can prevents that body layer is subject to the impact of oxygen in air and oxidized, and then the performance such as the accuracy of touch-screen and the sensitivity of touch is promoted.
Body layer 21 in the utility model is that employing indium oxide and tin oxide composite material are made, in the time making body layer 21, indium oxide and stannic oxide powder are mixed by a certain percentage, then, in oxygen and ar gas environment, be deposited on described glass baseplate surface.
In order to ensure that body layer has good light transmission, and make the resistivity decreased of this body layer 21 to minimum, in the indium oxide and stannic oxide powder composite material of making body layer 21, wherein, tin oxide quality accounting is 5%-10%, indium oxide quality accounting is 90%-95%, and the ratio of the relative indium of oxygen atom and tin atom sum is between 1.35-1.43, and makes body layer 21 thickness between 200-700 dust.
In the utility model, as glass substrate adopts soda-lime glass, for avoiding the sodion infiltration in soda-lime glass, exert an influence with the performance to touch-screen, the utility model is provided with silicon dioxide layer on soda-lime glass surface, then on this silicon dioxide layer surface, deposit ITO and form body layer 21, and then ensured the overall performance of electro-conductive glass.As glass substrate adopts without sodium Pyrex, because there not being the impact of sodion infiltration, to after without the surface treatment of sodium Pyrex, the glass baseplate surface Direct precipitation ITO that can make at this material and form body layer 21.
Protective seam 22 of the present utility model; also adopt indium oxide and tin oxide composite material made, in the time making protective seam 21, indium oxide and stannic oxide powder are mixed by a certain percentage; then, in hydrogen and ar gas environment, be deposited on described body layer 21 outer surfaces and form.
In order to ensure that protective seam 22 has good light transmission and electric conductivity; and can be in annealing process; body layer 21 is played a very good protection; in the indium oxide and stannic oxide powder composite material of making protective seam 22; making tin oxide quality accounting is 5%-10%; indium oxide quality accounting is 90%-95%, and the ratio of the relative indium of oxygen atom and tin atom sum is between 1.2-1.25, and makes the thickness of described protective seam 22 between 60-180 dust.
Experimental results show that; when adopting the prepared touch-screen of the utility model electro-conductive glass structure; in the time that the induction electrode layer to touch-screen carries out the high temperature anneal; because the utility model is provided with protective seam 22 on body layer 21 surfaces; this protective seam 22 is in touch screen induction electrode layer annealing in process process; can effectively prevent that body layer 21 is subject to the impact of oxygen in air and oxidized, and then the resistivity of induction electrode layer is minimized.In addition, because the utility model has all carried out the agreement of certain limit to the thickness range of body layer 21 and protective seam 22, make its thickness in a rational interval range, so make that the light transmission of nesa coating 2 becomes better.
Claims (3)
1. a touch-screen electro-conductive glass, comprises glass substrate, on described glass substrate, is coated with nesa coating, it is characterized in that, described nesa coating comprises body layer and is formed at the protective seam on described body layer surface.
2. touch-screen electro-conductive glass as claimed in claim 1, is characterized in that, the thickness of described body layer is between 200-700 dust, and the thickness of described protective seam is between 60-180 dust.
3. touch-screen electro-conductive glass as claimed in claim 1, is characterized in that, is also provided with silicon dioxide layer between described glass substrate and nesa coating, and described body layer is deposited on described silica surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802463.0U CN203720801U (en) | 2013-12-09 | 2013-12-09 | Touch screen conductive glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320802463.0U CN203720801U (en) | 2013-12-09 | 2013-12-09 | Touch screen conductive glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720801U true CN203720801U (en) | 2014-07-16 |
Family
ID=51159939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320802463.0U Expired - Lifetime CN203720801U (en) | 2013-12-09 | 2013-12-09 | Touch screen conductive glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433639A (en) * | 2020-12-24 | 2021-03-02 | 烟台正海科技股份有限公司 | Capacitive touch screen, manufacturing method and application thereof |
-
2013
- 2013-12-09 CN CN201320802463.0U patent/CN203720801U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433639A (en) * | 2020-12-24 | 2021-03-02 | 烟台正海科技股份有限公司 | Capacitive touch screen, manufacturing method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104407734A (en) | Manufacturing method for touch screen and touch screen | |
| CN104035644A (en) | Color capacitive touch screen and manufacturing method thereof | |
| CN102662548B (en) | A kind of capacitance type touch-control panel | |
| CN102541383B (en) | Non-lapping integrated capacitive touch screen without metal electrode layer and manufacturing method for non-lapping integrated capacitive touch screen | |
| CN103500043A (en) | Antifouling OGS touch screen needless of bridging and forming method thereof | |
| CN203720801U (en) | Touch screen conductive glass | |
| CN203825594U (en) | Transparent induction layer structure of touch panel | |
| CN201741138U (en) | Elliptic bridging type capacitive touch screen | |
| CN102750061A (en) | Capacitive touch screen based on carbon nanotube sensor | |
| CN201757891U (en) | High light penetration type capacitor touch-screen | |
| CN104461206B (en) | Capacitive touch screen | |
| TWM393006U (en) | Flatness resistive touch panel | |
| CN202584085U (en) | Capacitive touch control panel | |
| CN202548814U (en) | Capacitive touch-control screen with single-layer Film structure | |
| CN103257775B (en) | A kind of G1F structure condenser type touch screen | |
| CN201837985U (en) | Dual-sided straight strip-shaped capacitive touch screen | |
| CN202711212U (en) | Novel non-metallic electrode layer non-overlapping one-piece capacitive touch screen | |
| CN204331654U (en) | Touch screen | |
| CN203276220U (en) | Sputtering coating type touch panel bridging structure | |
| CN202615368U (en) | Single-layer Film double-side ITO structured capacitive touch screen | |
| CN106445268A (en) | Capacitive touch screen | |
| CN203397336U (en) | Copper wire type capacitance touch control screen | |
| CN103885621A (en) | Touch panel manufacturing method | |
| CN202566402U (en) | Gloves for controlling capacitive screen type mobile phone by touching screen | |
| CN203490678U (en) | Non-bridging antifouling OGS (one glass solution) touch screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |