CN202623390U - Conductive glass - Google Patents
Conductive glass Download PDFInfo
- Publication number
- CN202623390U CN202623390U CN 201220168079 CN201220168079U CN202623390U CN 202623390 U CN202623390 U CN 202623390U CN 201220168079 CN201220168079 CN 201220168079 CN 201220168079 U CN201220168079 U CN 201220168079U CN 202623390 U CN202623390 U CN 202623390U
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- electro
- wire
- wire netting
- metal
- conductive glass
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Abstract
The utility model discloses conductive glass. The conductive glass comprises a glass substrate and two layers of metal nets paved on the glass substrate, wherein the glass substrate is provided with a first surface and a second surface opposite to the first surface; one layer of metal net is paved on the first surface of the glass substrate; the other layer of metal net is paved on the second surface of the glass substrate; and the metal nets are provided with a plurality of holes arranged in arrays. The conductive glass is lower in cost.
Description
Technical field
The utility model relates to a kind of electro-conductive glass.
Background technology
Capacitance touch screen is high with its transparency, multiple point touching, and advantages in the majority such as life-span length in recent years, more and more receive the favor in market.At present, adopt vacuum evaporation or magnetron sputtering mode that transparent conductive material tin indium oxide (ITO) is coated on usually and form electro-conductive glass on the glass substrate to be applied to capacitance touch screen.
Yet phosphide element is a kind of rare earth element, and reserves are smaller in the Nature, and price comparison is expensive, thereby makes that the cost of electro-conductive glass is higher.
The utility model content
Based on this, be necessary to provide a kind of lower-cost electro-conductive glass.
A kind of electro-conductive glass; Comprise glass baseplate and be layed in the double layer of metal net on the said glass baseplate; Said glass baseplate has first surface and reaches and said first surface opposing second surface; Wherein the layer of metal net is layed in the first surface of said glass baseplate, and another layer wire netting is layed in the second surface of said glass baseplate, and said wire netting has the hole of a plurality of array arrangements.
Among embodiment, described hole is a rhombus therein, and said wire netting comprises a plurality of first metal wires that are parallel to each other and a plurality of second metal wire that is parallel to each other, and said first metal wire and said second metal wire tilt to intersect to form described hole.
Therein among embodiment,, described hole is square, said wire netting comprises a plurality of first metal wires that are parallel to each other and a plurality of second metal wire that is parallel to each other, said first metal wire and said second metal wire formation described hole that intersects vertically.
Among embodiment, the hole of said wire netting is to be the regular hexagon that honeycomb is arranged therein.
Therein among embodiment; The hole of said wire netting is a triangle; Said wire netting comprises a plurality of first metal wires that are parallel to each other, a plurality of second metal wire that is parallel to each other and a plurality of the 3rd metal wire that is parallel to each other; Second metal wire and first metal wire tilt to intersect the diamond hole that forms a plurality of array arrangements, thereby two relative end points of the 3rd metal wire and diamond hole intersect diamond hole are cut apart the said leg-of-mutton hole of formation.
Among embodiment, the surface of said wire netting is formed with anti-oxidant coating therein.
Therein among embodiment, the surface of said glass baseplate also form have anti-dazzle, sclerosis, the functional layer of anti-reflection or atomizing functions.
Among embodiment, the netting twine width of said wire netting is more than or equal to 45nm and smaller or equal to 40000nm therein.
Among embodiment, said wire netting is formed by copper cash, silver-colored line, molybdenum aluminium molybdenum alloy line or corronil line therein.
Above-mentioned electro-conductive glass; Through laying wire netting on the glass baseplate surface; Thereby can be as required during use with wire netting once more exposure imaging on glass baseplate, form the pattern inductive layer and be applied in the touch screen, electro-conductive glass avoids the use of tin indium oxide, thus the cost of electro-conductive glass is lower.
Description of drawings
Fig. 1 is the structural representation of the electro-conductive glass of an embodiment;
Fig. 2 is the structural representation of the wire netting of electro-conductive glass among Fig. 1;
Fig. 3 is the structural representation of the wire netting of electro-conductive glass in another embodiment;
Fig. 4 is the structural representation of the wire netting of electro-conductive glass in another embodiment;
Fig. 5 is the structural representation of the wire netting of electro-conductive glass in another embodiment;
Fig. 6 is preparation method's the flow chart of the electro-conductive glass of an embodiment.
The specific embodiment
For the ease of understanding the utility model, will more comprehensively describe the utility model with reference to relevant drawings below.Provided the first-selected embodiment of the utility model in the accompanying drawing.But the utility model can be realized with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the disclosure of the utility model comprehensively thorough more.
Need to prove, when element is called as " being fixedly arranged on " another element, it can be directly on another element or also can have element placed in the middle.When an element is considered to " connection " another element, it can be to be directly connected to another element or possibly to have element placed in the middle simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Only if definition is arranged in addition, the employed all technology of this paper are identical with the implication of the those skilled in the art's common sense that belongs to the utility model with scientific terminology.Among this paper in the specification of the utility model employed term be not intended to be restriction the utility model just in order to describe the purpose of concrete embodiment.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1, the electro-conductive glass 10 of an embodiment comprises glass baseplate 110 and wire netting 120.
Glass baseplate 110 is roughly sheet.The material of glass baseplate 110 is inorganic silicate glass or polymethyl methacrylate glass (PMMA).Glass baseplate 110 has first surface 112 and and first surface 112 opposing second surface 114.
Preferably, also be formed with on the first surface 112 of glass baseplate 110 and in the second surface 114 at least one have anti-dazzle, sclerosis, the functional layer (figure does not show) of anti-reflection or atomizing functions.
Wherein, have the functional layer of anti-dazzle or atomizing functions, formed by the applying coating with anti-dazzle or atomizing functions, there is metal oxide particle the coating the inside; Functional layer with sclerosis function is applied by the high-molecular coating with sclerosis function and forms; Functional layer with anti-reflection function is titanium dioxide coating, magnesium fluoride coating or calcirm-fluoride coating.
Please consult Fig. 2 simultaneously, wire netting 120 has the hole 121 of a plurality of array arrangements.In this embodiment, the shape of a plurality of holes 121 and size are all identical.In this embodiment, hole 121 is a square, a plurality of hole 121 array arrangements.Wire netting 120 comprises that a plurality of first metal wires 123 that are parallel to each other and a plurality of second metal wire, 125, the first metal wires 123 that are parallel to each other and second metal wire 125 intersect vertically and forms the foursquare hole 321 of a plurality of array arrangements.
In this embodiment, the netting twine of wire netting 120 is that first metal wire 123 and second metal wire 125 are copper cash, silver-colored line, molybdenum aluminium molybdenum alloy line or corronil line.In order to prevent wire netting 120 oxidations, can also form anti oxidation layer on the surface of wire netting 120.The material of anti oxidation layer is inert metals such as gold, platinum, nickel or nickel billon.
The netting twine width D of wire netting 120 is more than or equal to 45nm and smaller or equal to 40000nm.Need to prove that the width D of the netting twine of wire netting 120 can be influential to the resolution ratio of touch screen 10, when the netting twine width D of wire netting 120 was excessive, naked eyes can be seen netting twine, thereby can influence the resolution ratio of touch screen 10.Preferably, the netting twine width of wire netting 120 is more than or equal to 45nm and smaller or equal to 5000nm.
In order to guarantee the sensitiveness of 10 pairs of signals of touch screen, the transmitance T of the aperture opening ratio K of wire netting 120 and electro-conductive glass 10 then
1And the following relation of existence: T between the transmitance T2 of glass baseplate
1=T
2* K.Can calculate the aperture opening ratio of the wire netting 120 that satisfies condition thus according to the design optical transmittance of electro-conductive glass 10.
Below be that square is that example describes with the hole 121 of wire netting 120.The netting twine width of wire netting 120 is D, and the A/F of the hole 121 of wire netting 120 is L.It is that the structure cell of D+L is formed that wire netting 120 can be regarded as by a plurality of length of sides, and the area of the aperture opening ratio K=hole 121 of wire netting 120 is divided by the area of structure cell.Specifically in this embodiment, K=L
2/ (L+D)
2
In the above-mentioned electro-conductive glass 10; Lay wire netting 120 on glass baseplate 110 surfaces; Thereby can be as required during use with wire netting once more exposure imaging on glass baseplate 110, form the pattern inductive layer and be applied in the touch screen; Electro-conductive glass 10 avoids the use of tin indium oxide, thereby the cost of electro-conductive glass 10 is lower; Simultaneously, the transmitance of wire netting is higher; The square resistance of electro-conductive glass 10 is lower, can reach 1 ohm/; The transmitance of electro-conductive glass 10 can be controlled through the aperture opening ratio of control wire netting 120 and the transmitance of glass baseplate 110, and is comparatively flexible.
Need to prove that the hole 121 of wire netting 120 is not limited to square shown in Figure 2, also can be polygon.
See also Fig. 3, the hole 321 of the wire netting 320 of another embodiment is the rhombus of array arrangement.Wire netting 320 comprises that a plurality of first metal wires 323 that are parallel to each other and a plurality of second metal wire, 325, the first metal wires 323 that are parallel to each other and second metal wire 325 intersect and first metal wire 323 and second metal wire 325 are formed slopely the hole 321 of the rhombus of a plurality of array arrangements each other.
See also Fig. 4, the hole 421 of the wire netting 420 of another embodiment is the triangle of array arrangement.Wire netting 420 comprises a plurality of first metal wire 423, a plurality of second metal wire 425 that is parallel to each other and a plurality of the 3rd metal wires 427 that are parallel to each other that are parallel to each other; Second metal wire 425 and first metal wire 423 tilt to intersect the diamond hole that forms a plurality of array arrangements, thus the 3rd metal wire 427 and the crossing leg-of-mutton hole 421 that diamond hole is divided into array distribution of two relative end points of diamond hole.
See also Fig. 5, the hole 521 of the wire netting 520 of another embodiment is for being the regular hexagon that honeycomb is arranged.
Please consult Fig. 1, Fig. 2 and Fig. 6 simultaneously, the preparation method of above-mentioned electro-conductive glass 10 may further comprise the steps:
Step S101, the first surface of glass baseplate 110 112 and with first surface 112 opposing second surface 114 on all form metal level.
The material of glass baseplate 110 is inorganic silicate glass or polymethyl methacrylate glass (PMMA).
Metal layer thickness is more than or equal to 45nm and smaller or equal to 40000nm.
Also be formed with on the first surface 112 of glass baseplate 110 and at least one in the second surface 114 have anti-dazzle, sclerosis, the functional layer (figure does not show) of anti-reflection or atomizing functions.
Wherein, have the functional layer of anti-dazzle or atomizing functions, formed by the applying coating with anti-dazzle or atomizing functions, there is metal oxide particle the coating the inside; Functional layer with sclerosis function is applied by the high-molecular coating with sclerosis function and forms; Titanium dioxide coating, magnesium fluoride coating or the calcirm-fluoride coating of functional layer with anti-reflection function for forming by vapor deposition or magnetron sputtering.
Metal level is total two-layer, and wherein the layer of metal layer is layed in the first surface 112 of glass baseplate 110, and another layer metal level is layed in the second surface 114 of glass baseplate 110.In this embodiment, metal level is formed by vacuum evaporation, chemical vapour deposition (CVD) or collosol and gel.The material of metal level is copper, silver, molybdenum aluminium molybdenum alloy or corronil.Need to prove that when being formed with functional layer on the first surface 112 of glass baseplate 110 and the second surface 114, metal level is formed at the surface of functional layer.
In order to prevent the metal level oxidation, can also form anti oxidation layer at the surface vacuum vapor deposition or the magnetron sputtering of metal level, the material of anti oxidation layer is inert metals such as gold, platinum, nickel or nickel billon.
Step S102, utilize the exposure imaging method that metal level is processed grid to be layed in the first surface 112 of glass baseplate 110 and the wire netting 120 of second surface 114 to form wire netting 120 with formation, wire netting 120 has the hole 121 of a plurality of array arrangements.
In this embodiment, the shape of a plurality of holes 121 and size are all identical.The hole of wire netting 120 is square, rhombus, triangle or the regular hexagon of array arrangement.
The netting twine width D of wire netting 120 is more than or equal to 45nm and smaller or equal to 40000nm.Need to prove that the width D of the netting twine of wire netting 120 can be influential to the resolution ratio of touch screen 10, when the netting twine width D of wire netting 120 was excessive, naked eyes can be seen netting twine, thereby can influence the resolution ratio of touch screen 10.Preferably, the netting twine width of wire netting 120 is more than or equal to 45nm and smaller or equal to 5000nm.
The aperture opening ratio K of wire netting 120 and the transmitance T of electro-conductive glass 10
1And the transmitance T of glass baseplate
2Between have following relation: K=T
1/ T
2
Above-mentioned electro-conductive glass 10 is laid wire netting 120 on glass baseplate 110 surfaces; Thereby can be as required during use with wire netting 120 once more exposure imaging on glass baseplate 110, form the pattern inductive layer and be applied in the touch screen; Electro-conductive glass 10 avoids the use of tin indium oxide, thereby the cost of electro-conductive glass 10 is lower, and can prepare wire netting 120 through the method for exposure imaging; Technology is simple, and efficient is higher.
The above embodiment has only expressed several kinds of embodiments of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model patent should be as the criterion with accompanying claims.
Claims (9)
1. electro-conductive glass; Comprise glass baseplate, it is characterized in that said electro-conductive glass also comprises the double layer of metal net that is layed on the said glass baseplate; Said glass baseplate has first surface and reaches and said first surface opposing second surface; Wherein the layer of metal net is layed in the first surface of said glass baseplate, and another layer wire netting is layed in the second surface of said glass baseplate, and said wire netting has the hole of a plurality of array arrangements.
2. electro-conductive glass according to claim 1; It is characterized in that; Described hole is a rhombus, and said wire netting comprises a plurality of first metal wires that are parallel to each other and a plurality of second metal wire that is parallel to each other, and said first metal wire and said second metal wire tilt to intersect to form described hole.
3. electro-conductive glass according to claim 1; It is characterized in that; Described hole is square, and said wire netting comprises a plurality of first metal wires that are parallel to each other and a plurality of second metal wire that is parallel to each other, said first metal wire and said second metal wire formation described hole that intersects vertically.
4. electro-conductive glass according to claim 1 is characterized in that, the hole of said wire netting is to be the regular hexagon that honeycomb is arranged.
5. electro-conductive glass according to claim 1; It is characterized in that; The hole of said wire netting is a triangle; Said wire netting comprises a plurality of first metal wires that are parallel to each other, a plurality of second metal wire that is parallel to each other and a plurality of the 3rd metal wire that is parallel to each other, and second metal wire and first metal wire tilt to intersect the diamond hole that forms a plurality of array arrangements, thereby two relative end points of the 3rd metal wire and diamond hole intersect diamond hole is cut apart the said leg-of-mutton hole of formation.
6. electro-conductive glass according to claim 1 is characterized in that the surface of said wire netting is formed with anti-oxidant coating.
7. electro-conductive glass according to claim 1 is characterized in that, the surface of said glass baseplate also form have anti-dazzle, sclerosis, the functional layer of anti-reflection or atomizing functions.
8. electro-conductive glass according to claim 1 is characterized in that, the netting twine width of said wire netting is more than or equal to 45nm and smaller or equal to 40000nm.
9. electro-conductive glass according to claim 1 is characterized in that, said wire netting is formed by copper cash, silver-colored line, molybdenum aluminium molybdenum alloy line or corronil line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168079 CN202623390U (en) | 2012-04-19 | 2012-04-19 | Conductive glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220168079 CN202623390U (en) | 2012-04-19 | 2012-04-19 | Conductive glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202623390U true CN202623390U (en) | 2012-12-26 |
Family
ID=47376629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220168079 Expired - Fee Related CN202623390U (en) | 2012-04-19 | 2012-04-19 | Conductive glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202623390U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013155855A1 (en) * | 2012-04-19 | 2013-10-24 | 深圳欧菲光科技股份有限公司 | Electrically conductive component and manufacturing method therefor |
| CN103373022A (en) * | 2012-04-19 | 2013-10-30 | 深圳欧菲光科技股份有限公司 | Conductive glass and preparation method thereof |
| CN104297988A (en) * | 2014-10-21 | 2015-01-21 | 合肥鑫晟光电科技有限公司 | Display device |
| TWI492121B (en) * | 2013-04-02 | 2015-07-11 | 深圳歐菲光科技股份有限公司 | Touch screen |
-
2012
- 2012-04-19 CN CN 201220168079 patent/CN202623390U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013155855A1 (en) * | 2012-04-19 | 2013-10-24 | 深圳欧菲光科技股份有限公司 | Electrically conductive component and manufacturing method therefor |
| CN103373022A (en) * | 2012-04-19 | 2013-10-30 | 深圳欧菲光科技股份有限公司 | Conductive glass and preparation method thereof |
| CN103373022B (en) * | 2012-04-19 | 2015-07-08 | 深圳欧菲光科技股份有限公司 | Conductive glass and preparation method thereof |
| TWI492121B (en) * | 2013-04-02 | 2015-07-11 | 深圳歐菲光科技股份有限公司 | Touch screen |
| CN104297988A (en) * | 2014-10-21 | 2015-01-21 | 合肥鑫晟光电科技有限公司 | Display device |
| US10168568B2 (en) | 2014-10-21 | 2019-01-01 | Boe Technology Group Co., Ltd. | Display device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20180419 |