CN203118525U - Conductive film and touch screen consisting of conductive film - Google Patents
Conductive film and touch screen consisting of conductive film Download PDFInfo
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- CN203118525U CN203118525U CN 201320070303 CN201320070303U CN203118525U CN 203118525 U CN203118525 U CN 203118525U CN 201320070303 CN201320070303 CN 201320070303 CN 201320070303 U CN201320070303 U CN 201320070303U CN 203118525 U CN203118525 U CN 203118525U
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- conductive layer
- contact conductor
- conducting film
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Abstract
The utility model provides a conductive film, which comprises a substrate, a first conductive layer, a matrix layer and a second conductive layer. The substrate comprises a first surface and a second surface arranged oppositely to the first surface, wherein the first conductive layer is embedded into the matrix layer; the matrix layer is attached to the first surface of the substrate, and is formed by solidification of jelly coated on the first surface; and the second conductive layer is embedded into the matrix layer and is insulated from the first conductive layer via the matrix layer. Capacitance is formed between the first and second conductive layers, so that it is only required to attach the conductive film to a glass panel instead of bonding two conductive films when the conductive film is used for preparing a touch screen; the matrix layer is formed by solidification of the jelly coated on the substrate, and the thickness of the matrix layer is greatly lower than that of the substrate; and thus, the thickness of the touch screen prepared by the conductive film is lower. In addition, the utility model also provides the touch screen consisting of the conductive film.
Description
Technical field
The utility model relates to electronic technology, the touch-screen that particularly relates to a kind of conducting film and comprise this conducting film.
Background technology
Conducting film is to have satisfactory electrical conductivity and flexual a kind of film.Be mainly used in fields such as touch-screen at present, have extremely vast market space.Traditional conducting film comprises substrate and is formed at this on-chip conductive layer.Conductive layer is formed on the substrate by technologies such as plated film, sprayings.When using this kind conducting film, two conducting films need be bonded together by adhesive usually in the practical application, to make it possessing special purpose, as electromagnetic screen film, touch sensible film etc.
Be example with the conducting film that is used for handset touch panel, two conducting films by the optical clear glue bond together, after the two-layer conducting film stack, space, specific region on specific region on each conducting film and another conducting film is overlapping, constitute the structure that is similar to electric capacity, when finger or pointer approach wherein a conducting film, cause the capacitance variations at overlapping place, thereby realize the perception of touch location and touch the execution of instruction.
In summary, traditional conducting film needs to fit carrying out biplate after the conducting film moulding more earlier in actual applications.Because base material is thicker, and the transparent adhesive tape that adopts of fitting also has certain thickness.Therefore, traditional conducting film applying can make touch-screen have bigger thickness, thereby is unfavorable for that electronic product develops to lightening direction.
The utility model content
Based on this, be necessary to provide a kind of touch-screen that effectively reduces the conducting film of touch-screen thickness and comprise this conducting film.
A kind of conducting film comprises:
Substrate comprises first surface and the second surface that is oppositely arranged with described first surface;
First conductive layer is embedded on the described substrate, and the thickness of described first conductive layer is less than the thickness of described substrate;
Hypothallus is located at the first surface of described substrate, and described hypothallus is solidify to form by the jelly coating, and its thickness is less than the thickness of described substrate; And
Second conductive layer is embedded on the described hypothallus, and the thickness of described second conductive layer is less than the thickness of described hypothallus, and described second conductive layer and described first conductive layer insulate.
Among embodiment, described first surface is provided with first groove therein, and described hypothallus is provided with second groove away from a side of described substrate, and described first conductive layer and described second conductive layer are contained in respectively in described first groove and described second groove.
Among embodiment, the spacing between described first conductive layer and described second conductive layer is less than the thickness of described substrate therein.
Among embodiment, the thickness of described first conductive layer is not more than the degree of depth of described first groove therein, and the thickness of described second conductive layer is not more than the degree of depth of described second groove.
Therein among embodiment, described first conductive layer and described second conductive layer conductive grid that the conduction fine rule intersect to constitute of all serving as reasons, described conductive grid comprises a plurality of grid cells, conduction fine rule in described first conductive layer is contained in described first groove, conduction fine rule in described second conductive layer is contained in described second groove, and the live width of described conduction fine rule is 500nm-5um.
Among embodiment, the material of described conduction fine rule is metal, conducting polymer, Graphene, carbon nano-tube or tin indium oxide therein.
Therein among embodiment, described metal comprises, gold, silver, copper, aluminium, nickel, zinc or both or both above alloy arbitrarily
Therein among embodiment, described grid cell is rectangle rhombus, parallelogram or curvilinear boundary quadrilateral, the Center Gap predeterminable range of the center of the grid cell on described second conductive layer grid cell on the projection on described first conductive layer and described first conductive layer.
Among embodiment, the Center Gap of the center of the grid cell on second conductive layer grid cell on the projection on first conductive layer and first conductive layer is therein
Wherein a is the length of side of grid cell.
Among embodiment, the projection of the line of centres on described first conductive layer that is positioned at the grid cell in the same orientation on second conductive layer do not overlap with the line of centres that described first conductive layer is positioned at the grid cell in the same orientation therein.
Among embodiment, also comprise therein:
Adhesion promoting layer, between described substrate and described hypothallus, described adhesion promoting layer is used for connecting described hypothallus and described substrate;
Functional layer is attached on the described second surface, and described functional layer plays protection and anti-reflection effect.
Therein among embodiment, also comprise first contact conductor and second contact conductor, described first contact conductor is embedded in the described substrate and with described first conductive layer and is electrically connected, and described second contact conductor is embedded in the described hypothallus and with described second conductive layer and is electrically connected.
Therein among embodiment, described first conductive layer is divided into the first grid band of a plurality of mutually insulateds, described second conductive layer is divided into the second grid band of a plurality of mutually insulateds, described first contact conductor is a plurality of and is electrically connected with described a plurality of first grid bands respectively that described second contact conductor is a plurality of and is electrically connected with described a plurality of second grid bands respectively.
Therein among embodiment, described first contact conductor is provided with first connecting portion of bar shaped near an end of described first conductive layer, first connecting portion is wideer than other positions of first contact conductor, one end of close described second conductive layer of described second contact conductor is provided with second connecting portion of bar shaped, and second connecting portion is wideer than other positions of second contact conductor.
Therein among embodiment, described first contact conductor and second contact conductor are Box junction by metal fine and are connected to form, and the grid cycle of first contact conductor and second contact conductor is less than the grid cycle of described first conductive layer and described second conductive layer.
Therein among embodiment, be provided with the first electrode patchcord between described first contact conductor and described first conductive layer, be provided with the second electrode patchcord between described second contact conductor and described second conductive layer, the described first electrode patchcord and the described second electrode patchcord are continuous conduction fine rule, this first electrode patchcord is connected with the end of two conduction fine rules on this first conductive layer and first contact conductor simultaneously at least, and this second electrode patchcord is connected with at least two ends of conducting electricity fine rules on this second conductive layer and second contact conductor simultaneously.
A kind of touch-screen comprises:
Face glass; And
As each described conducting film in the above-mentioned preferred embodiment, described hypothallus is fitted away from a side and the described face glass of described substrate, so that described conducting film is attached at described glass face.
Compare with traditional conducting film, above-mentioned conducting film has following at least advantage:
1, above-mentioned conducting film has two conductive layers that are oppositely arranged, and is respectively first conductive layer and second conductive layer.Owing between first conductive layer and second conductive layer, just can form electric capacity, therefore, when adopting above-mentioned conducting film to prepare touch-screen, need not two conducting films are carried out bonding, only need be attached at above-mentioned conducting film on the face glass and get final product.In addition, hypothallus solidify to form by being coated on on-chip jelly, and its thickness is much smaller than substrate.Therefore, utilize the touch-screen of above-mentioned conducting film preparation to have less thickness;
When 2, adopting above-mentioned conducting film to prepare touch-screen, need not pass through the applying process.Therefore, can avoid in the applying process, introducing impurity, thereby outward appearance and the performance of touch-screen are led in influence.And, utilize above-mentioned conducting film to prepare touch-screen and can simplify technological process, improve the working (machining) efficiency of touch-screen.
Description of drawings
Fig. 1 is touch-screen schematic diagram in the utility model preferred embodiment;
The layer structure schematic diagram of Fig. 2 touch-screen shown in Figure 1;
Fig. 3 is the layer structure schematic diagram of conducting film in the touch-screen shown in Figure 1;
Fig. 4 is the structural representation of conducting film shown in Figure 2;
Fig. 5 is the structural representation at another visual angle of conducting film shown in Figure 2;
Fig. 6 is the partial enlarged drawing of first conductive layer of conducting film shown in Figure 2;
Fig. 7 is the partial enlarged drawing of second conductive layer of conducting film shown in Figure 2;
Fig. 8 is first contact conductor of conducting film among another embodiment and the partial enlarged drawing of second contact conductor.
Embodiment
For the ease of understanding the utility model, with reference to relevant drawings the utility model is described more fully below.Provided preferred embodiment of the present 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 understanding of disclosure of the present utility model comprehensively thorough more.
Need to prove 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 to be directly connected to another element or may to have element placed in the middle simultaneously.
Unless otherwise defined, the employed all technology of this paper are identical with the implication that belongs to those skilled in the art's common sense of the present utility model with scientific terminology.Employed term is not intended to be restriction the utility model just in order to describe the purpose of specific embodiment in specification of the present utility model herein.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1 and Fig. 2, the touch-screen 10 in the utility model preferred embodiment comprises conducting film 100 and face glass 200.Wherein, conducting film 100 is attached on the glass face 200.
See also Fig. 3, conducting film 100 comprises substrate 110, first conductive layer 120, hypothallus 130, second conductive layer 140, first contact conductor 150, second contact conductor 160, adhesion promoting layer 170 and functional layer 180.
First conductive layer 120 is embedded in the first surface 111 of substrate 110.The thickness of first conductive layer 120 is less than the thickness of substrate 110, and 110 pairs of these first conductive layers of this substrate 120 form protection, prevent that this first conductive layer 120 is destroyed in down-stream.Further, make first surface 111 have less camber, be convenient to the carrying out of follow-up coating process.In the present embodiment, first surface 111 is provided with the degree of depth of first groove, 115, the first grooves 115 greater than the thickness of first conductive layer 120, and first conductive layer 120 is contained in first groove 115.In other embodiments, the thickness of first conductive layer 120 also can equal the degree of depth of first groove 115.
First conductive layer 120 is for being intersected the conductive grid that constitutes by metal fine, conductive grid comprises a plurality of grid cells.Specifically in the present embodiment, the live width of metal fine is between 500nm ~ 5um.Wherein, the grid cell in first conductive layer 120 is first grid cell 121.It is to be noted, in other embodiments, first conductive layer 120 is not limited to the conductive grid that is made of the metal fine intersection, and first conductive layer 120 also can be the fine rule that other electric conducting materials form, as conducting polymer, Graphene, carbon nano-tube and tin indium oxide (ITO) etc.
In the present embodiment, the jelly of formation hypothallus 130 is solvent-free ultra-violet curing acrylic resin.In other embodiments, the jelly of formation hypothallus 130 can also reach from dried glue for other light bindings, hot-setting adhesive.Wherein light binding is prepolymer, monomer and light trigger and auxiliary agent according to the mole proportioning: 30 ~ 50%, 40 ~ 60%, 1 ~ 6% and 0.2 ~ 1% mixture of forming.Wherein, prepolymer is elected at least a in epoxy acrylate, urethane acrylate, polyether acrylate, polyester acrylate, the acrylic resin as; Monomer is at least a among simple function (IBOA, IBOMA, HEMA etc.), two senses (TPGDA, HDDA, DEGDA, NPGDA etc.), trifunctional and multifunctional (TMPTA, the PETA etc.); Light trigger is benzophenone, benzyl phenyl ketone etc.Further, also can add mole proportioning in said mixture is 0.2 ~ 1% auxiliary agent.Auxiliary agent can be hydroquinones, p methoxy phenol, 1,4-benzoquinone, 2,6 one di-t-butyl cresols etc.
Second conductive layer 140 is embedded in the hypothallus 130.The thickness of second conductive layer 140 is less than the thickness of hypothallus 130; 130 pairs of these second conductive layers of this hypothallus 140 form protection; prevent that this second conductive layer 140 is destroyed in down-stream; further; make this hypothallus 130 have less camber, be convenient to the carrying out of follow-up coating and attaching process.Interval hypothallus 130 between second conductive layer 140 and first conductive layer 120, so that first conductive layer 120 and 140 insulation of second conductive layer, thereby make the structure that forms similar electric capacity between first conductive layer 120 and second conductive layer 140.In addition, the spacing of first conductive layer 120 and second conductive layer 140 is less than the thickness of substrate 110.
Please join and read Fig. 6 and Fig. 7 in the lump, in the present embodiment, hypothallus 130 is provided with the degree of depth of second groove, 131, the second grooves 131 greater than the thickness of second conductive layer 140 away from a side of substrate 110, and second conductive layer 140 is contained in second groove 131.Concrete, second conductive layer 140 is for being intersected the conductive grid that constitutes by metal fine, and conductive grid comprises a plurality of grid cells.Wherein, the grid cell in second conductive layer 140 is second grid cell 141.It is to be noted, in other embodiments, second conductive layer 140 is not limited to the conductive grid that is made of metallic conduction fine rule intersection, and second conductive layer 140 also can be, the fine rule that other electric conducting materials form is as conducting polymer, Graphene, carbon nano-tube and tin indium oxide (ITO) etc.In other embodiments, the thickness of second conductive layer 140 also can equal the degree of depth of second groove 131.
In addition, be gold, silver, copper, nickel, aluminium, zinc or the alloy of the two at least wherein for the preparation of the material of first conductive layer 120 and second conductive layer 140 in the present embodiment.The material that is appreciated that preparation first conductive layer 120 and second conductive layer 140 can be realized corresponding function for the conductor of electricity.
See also Fig. 4 and Fig. 5, in the present embodiment, grid cell is rhombus.The Center Gap predeterminable range of the center of the grid cell on second conductive layer 140 grid cell on the projection on first conductive layer 120 and first conductive layer 120.Specifically in the present embodiment, this predeterminable range is
Wherein a is the length of side of grid cell.Therefore, can make the conduction fine rule that constitutes first conductive layer 120 and second conductive layer 140 certain distance that staggers mutually, thereby avoid conducting film 100 when being used for LCDs, to produce serious Moire fringe phenomenon.In other embodiment, grid can also be rectangle, parallelogram or curvilinear boundary quadrilateral, and curvilinear boundary quadrilateral has four bent limits, and relative limit, Liang Tiao district is of similar shape and the curve trend.
Further, the projection of the line of centres on first conductive layer 120 that is positioned at second grid cell 141 in the same orientation on second conductive layer 140 do not overlap with the line of centres that first conductive layer 120 is positioned at first grid cell 121 in the same orientation.Therefore, can further weaken Moire fringe.
See also Fig. 6, in another embodiment, first contact conductor 150 and second contact conductor 160 are Box junction by the conduction fine rule and are connected to form.Also be respectively equipped with the first continuous electrode patchcord 153 and the second electrode patchcord 163 on first contact conductor 150 and second contact conductor 160, the grid cycle of first contact conductor 150 and second contact conductor 160 is different with the grid cycle of first conductive layer 120 and second conductive layer 140, and the grid cycle is the size of grid cell.Grid period ratio first conductive layer 120 of first contact conductor 150 and second contact conductor 160 and the grid cycle of second conductive layer 140 are little.Therefore, when first contact conductor 150 and second contact conductor 160 are electrically connected with first conductive layer 120 and second conductive layer 140, may be difficult to aim at.First connecting portion 151 and second connecting portion 161 are electrically connected with first conductive layer 120 and second conductive layer 140 by the first electrode patchcord 153 and the second electrode patchcord 163 respectively.Because the first electrode patchcord 153 and the second electrode patchcord 163 are continuous metal fine, so the first electrode patchcord 153 can be simultaneously is connected with the end of at least two conduction fine rules on first conductive layer 120 and first contact conductor 150, the second electrode patchcord 163 can be simultaneously be connected with at least two ends of conducting electricity fine rules on second conductive layer 140 and second contact conductor 160.Therefore, the first electrode patchcord 153 and the second electrode patchcord 163 can solve in different grid of grid cycle, the problem that the conduction fine rule is difficult to aim at when connecting, thus first contact conductor 150 and second contact conductor 160 better are electrically connected with first conductive layer 120 and second conductive layer 140.
Among the figure for highlighting the first electrode patchcord 153, the second electrode patchcord 163, the first electrode patchcord 153, the second electrode patchcord 153 are thicker than the conduction fine rule that constitutes first contact conductor 150, second contact conductor 160, but should not be construed as limiting the first electrode patchcord 153, the second electrode patchcord 163 is thicker than the conduction fine rule that constitutes first contact conductor 150, second contact conductor 160.When concrete the application, can determine the thickness of the first electrode patchcord 153, the second electrode patchcord 163 according to applied environment.
It is pointed out that in other embodiments first contact conductor 150 and second contact conductor 160 can omit.When the preparation touch-screen, can adopt external lead-in wire that first conductive layer 120 and second conductive layer 140 are drawn.
In the present embodiment, first conductive layer 120 is divided into the first grid band 123 of a plurality of mutually insulateds, second conductive layer 140 is divided into the second grid band 143 of a plurality of mutually insulateds, first contact conductor 150 is a plurality of and is electrically connected with a plurality of first grid bands 123 respectively that second contact conductor 160 is a plurality of and is electrically connected with a plurality of second grid bands 143 respectively.Concrete, the conduction fine rule of first conductive layer 120 is blocked along a direction, forms the some first grid band, 123, the first grid bands 123 that are parallel to each other and can be used as driving grid band in actual applications.The conduction fine rule of second conductive layer 140 is blocked into along a direction can be used as induction grid band in the some second grid band, 143, the second grid bands, 143 practical applications that are parallel to each other.
It is pointed out that in other embodiments adhesion promoting layer 170 and functional layer 180 all can be omitted.
Compare with traditional conducting film, conducting film 100 has following at least advantage:
1, conducting film 100 has two conductive layers that are oppositely arranged, and is respectively first conductive layer 120 and second conductive layer 140.Owing between first conductive layer 120 and second conductive layer 140, just can form electric capacity, therefore, when adopting conducting film 100 preparation touch-screens 10, need not two conducting films are carried out bonding, only conducting film 100 need be attached on glass face 200 plates and get final product.In addition, hypothallus 130 is solidify to form by the jelly that is coated on the substrate 110, and its thickness is much smaller than substrate 110.Therefore, utilize the touch-screen 10 of conducting film 100 preparations to have less thickness;
When 2, adopting conducting film 100 preparation touch-screens 10, need not pass through the applying process.Therefore, can avoid in the applying process, introducing impurity, thereby outward appearance and the performance of touch-screen 10 are led in influence.And, utilize conducting film 100 preparation touch-screens 10 can simplify technological process, improve the working (machining) efficiency of touch-screen 10.
The above embodiment has only expressed several execution mode 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 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 protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (17)
1. a conducting film is characterized in that, comprising:
Substrate comprises first surface and the second surface that is oppositely arranged with described first surface;
First conductive layer is embedded on the described substrate, and the thickness of described first conductive layer is less than the thickness of described substrate;
Hypothallus is located at the first surface of described substrate, and described hypothallus is solidify to form by the jelly coating, and its thickness is less than the thickness of described substrate; And
Second conductive layer is embedded on the described hypothallus, and the thickness of described second conductive layer is less than the thickness of described hypothallus, and described second conductive layer and described first conductive layer insulate.
2. conducting film according to claim 1, it is characterized in that, described first surface is provided with first groove, and described hypothallus is provided with second groove away from a side of described substrate, and described first conductive layer and described second conductive layer are contained in respectively in described first groove and described second groove.
3. conducting film according to claim 2 is characterized in that, the spacing between described first conductive layer and described second conductive layer is less than the thickness of described substrate.
4. conducting film according to claim 2 is characterized in that, the thickness of described first conductive layer is not more than the degree of depth of described first groove, and the thickness of described second conductive layer is not more than the degree of depth of described second groove.
5. conducting film according to claim 1, it is characterized in that, described first conductive layer and described second conductive layer conductive grid that the conduction fine rule intersect to constitute of all serving as reasons, described conductive grid comprises a plurality of grid cells, conduction fine rule in described first conductive layer is contained in described first groove, conduction fine rule in described second conductive layer is contained in described second groove, and the live width of described conduction fine rule is 500nm-5um.
6. conducting film according to claim 5 is characterized in that, the material of described conduction fine rule is metal, conducting polymer, Graphene, carbon nano-tube or tin indium oxide.
7. conducting film according to claim 6 is characterized in that, described metal comprises, gold, silver, copper, aluminium, nickel, zinc or both or both above alloy arbitrarily
8. conducting film according to claim 5, it is characterized in that, described grid cell is rectangle rhombus, parallelogram or curvilinear boundary quadrilateral, the Center Gap predeterminable range of the center of the grid cell on described second conductive layer grid cell on the projection on described first conductive layer and described first conductive layer.
9. conducting film according to claim 8 is characterized in that, the Center Gap of the center of the grid cell on second conductive layer grid cell on the projection on first conductive layer and first conductive layer is
Wherein a is the length of side of grid cell.
10. conducting film according to claim 8, it is characterized in that the projection of the line of centres on described first conductive layer that is positioned at the grid cell in the same orientation on second conductive layer do not overlap with the line of centres that described first conductive layer is positioned at the grid cell in the same orientation.
11. conducting film according to claim 1 is characterized in that, also comprises:
Adhesion promoting layer, between described substrate and described hypothallus, described adhesion promoting layer is used for connecting described hypothallus and described substrate;
Functional layer is attached on the described second surface, and described functional layer plays protection and anti-reflection effect.
12. conducting film according to claim 5, it is characterized in that, also comprise first contact conductor and second contact conductor, described first contact conductor is embedded in the described substrate and with described first conductive layer and is electrically connected, and described second contact conductor is embedded in the described hypothallus and with described second conductive layer and is electrically connected.
13. conducting film according to claim 12, it is characterized in that, described first conductive layer is divided into the first grid band of a plurality of mutually insulateds, described second conductive layer is divided into the second grid band of a plurality of mutually insulateds, described first contact conductor is a plurality of and is electrically connected with described a plurality of first grid bands respectively that described second contact conductor is a plurality of and is electrically connected with described a plurality of second grid bands respectively.
14. conducting film according to claim 12, it is characterized in that, described first contact conductor is provided with first connecting portion of bar shaped near an end of described first conductive layer, first connecting portion is wideer than other positions of first contact conductor, one end of close described second conductive layer of described second contact conductor is provided with second connecting portion of bar shaped, and second connecting portion is wideer than other positions of second contact conductor.
15. according to claim 12 or 14 described conducting films, it is characterized in that, described first contact conductor and second contact conductor are Box junction by metal fine and are connected to form, and the grid cycle of first contact conductor and second contact conductor is less than the grid cycle of described first conductive layer and described second conductive layer.
16. conducting film according to claim 15, it is characterized in that, be provided with the first electrode patchcord between described first contact conductor and described first conductive layer, be provided with the second electrode patchcord between described second contact conductor and described second conductive layer, the described first electrode patchcord and the described second electrode patchcord are continuous conduction fine rule, this first electrode patchcord is connected with the end of two conduction fine rules on this first conductive layer and first contact conductor simultaneously at least, and this second electrode patchcord is connected with at least two ends of conducting electricity fine rules on this second conductive layer and second contact conductor simultaneously.
17. a touch-screen is characterized in that, comprising:
Face glass; And
As each described conducting film of above-mentioned claim 1 ~ 16, described hypothallus is fitted away from a side and the described face glass of described substrate, so that described conducting film is attached at described glass face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070303 CN203118525U (en) | 2013-02-06 | 2013-02-06 | Conductive film and touch screen consisting of conductive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320070303 CN203118525U (en) | 2013-02-06 | 2013-02-06 | Conductive film and touch screen consisting of conductive film |
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| CN203118525U true CN203118525U (en) | 2013-08-07 |
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| CN 201320070303 Expired - Fee Related CN203118525U (en) | 2013-02-06 | 2013-02-06 | Conductive film and touch screen consisting of conductive film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882191A (en) * | 2014-02-27 | 2015-09-02 | 南昌欧菲光科技有限公司 | Transparent conducting film and electronic equipment |
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2013
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104882191A (en) * | 2014-02-27 | 2015-09-02 | 南昌欧菲光科技有限公司 | Transparent conducting film and electronic equipment |
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Granted publication date: 20130807 Termination date: 20190206 |