CN204102590U - Nesa coating and electronic equipment - Google Patents
Nesa coating and electronic equipment Download PDFInfo
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- CN204102590U CN204102590U CN201420399503.6U CN201420399503U CN204102590U CN 204102590 U CN204102590 U CN 204102590U CN 201420399503 U CN201420399503 U CN 201420399503U CN 204102590 U CN204102590 U CN 204102590U
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Abstract
The utility model provides a kind of nesa coating, comprise transparent substrates and be formed at the transparency conducting layer on described transparent substrates surface, described nesa coating comprises conductive region and insulating regions, described transparency conducting layer is provided with many grid line, described many grid line intersect to form multiple grid cell mutually, and each grid cell all has the grid side be made up of grid line; The conductive region of described transparency conducting layer and insulating regions are also provided with the branch structure being connected to described grid side, and described branch structure comprises two overlapped points being overlapped in grid side and the branch line be connected between two described overlapped points; The branch line of described conductive region is provided with the first disconnecting unit; The grid side of insulating regions is provided with the second disconnecting unit.The utility model is more even by the overall transmitance in nesa coating, promotes the overall visual effect of the electronic equipment of nesa coating and use nesa coating thereof.The utility model also provides a kind of electronic equipment.
Description
Technical field
The utility model relates to electronic touch technology, particularly relates to a kind of nesa coating and electronic equipment.
Background technology
Nesa coating is a kind of film having satisfactory electrical conductivity and have high transmission rate at visible light wave range.In prior art, the metal grill adopting superfine metal wire to consist of certain arrangement mode is arranged in pairs or groups on transparent substrate material, thus forms conductivity preferably nesa coating.
But conventional transparent conducting film lays metal grill at conductive region, and do not carry out metal grill laying at insulating regions, make conductive region and insulating regions there is transmitance difference, this transmitance difference can cause user indistinctly to see the grid of conductive region, affects overall appearance effect.
Existing a kind of nesa coating, as shown in Figure 1, it is provided with conductive region 1 and insulating regions 2, and its conductive region 1 all lays metal grill 3 with insulating regions 2, and by the metal grill 3 in insulating regions 2 being done disconnection process thus ensureing that insulating regions 2 insulate.This way reduces the observability of metal grill 3 to a certain extent, but there is some gaps due to the metal grill 3 of insulating regions 2, but still cannot solve Pattern and the visible problem of grid line that transmitance difference causes preferably.
Utility model content
There is provided a kind of transmitance uniform nesa coating.
A kind of nesa coating, comprise transparent substrates and be formed at the transparency conducting layer on described transparent substrates surface, described nesa coating comprises conductive region and insulating regions, described transparency conducting layer is provided with many grid line, described many grid line intersect to form multiple grid cell mutually, and each grid cell all has the grid side be made up of grid line; The conductive region of described transparency conducting layer and insulating regions are also provided with the branch structure being connected to described grid side, and described branch structure comprises two overlapped points being overlapped in grid side and the branch line be connected between two described overlapped points; The branch line of described conductive region is provided with the first disconnecting unit electrically disconnected by the branch line in this region; The grid side of described insulating regions is provided with the second disconnecting unit electrically disconnected by the grid side in this region, and arbitrary two described overlapped points being arranged at the branch structure of insulating regions are overlapped in grid side and are positioned at the same side of the second disconnecting unit on this grid side.
Further, in conductive region, the distribution probability of branch structure is identical with the distribution probability of branch structure in insulating regions.
Further, two overlapped points of branched structure are positioned on the same grid side of grid cell.
Further, each grid side of each grid of conductive region and insulating regions is equipped with branch structure.
Further, the branch line of the branch structure of described conductive region comprises sub-overlapped points and the many sub-branch's lines be connected successively, adjacent two sub-branch lines are interconnected by sub-overlapped points, described sub-overlapped points is arranged at the adjacent end portion of adjacent two sub-branch lines, and the distance between the overlapped points that arbitrary sub-branch line connects or sub-overlapped points and this first disconnecting unit being arranged on this sub-branch's line is more than or equal to 1/5th of the length of this sub-branch's line.
Further, if the length of arbitrary grid side is L, the branch structure being arranged at this grid side is provided with multiple sub-branches line, and the length of sub-branch's line the longest in sub-branch's line described in each be 10 μm to 0.5L; The length of sub-branch's line the shortest in sub-branch's line described in each be 10 μm to 0.3L.
Further, the open gap length of described first disconnecting unit is 5 μm to 15 μm.
Further, the open gap length of described second disconnecting unit is 5 μm to 15 μm.
Further, the open gap length of the first disconnecting unit is identical with the open gap length of the second disconnecting unit.
Further, the branch line of described branch structure is straightway, curved section, broken line, or more the combination of at least two kinds in three kinds of line segments.
Further, the shape of described branch structure is rectangle, trapezoidal, circular arc or polygon.
A kind of electronic equipment, is provided with nesa coating as above.
The utility model is by arranging branch structure and the first disconnecting unit and the second disconnecting unit respectively in the conductive region of nesa coating and insulating regions, while the conduction ensureing conductive region and insulating regions or insulation property, make the overall transmitance of nesa coating more even, promote the overall visual effect of the electronic equipment of nesa coating and use nesa coating thereof.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of nesa coating of the prior art;
Fig. 2 is the generalized section of the nesa coating of the first embodiment of the present utility model;
Fig. 3 is the close-up schematic view of the conductive region of the nesa coating of the first embodiment of the present utility model;
Fig. 4 is the close-up schematic view of the insulating regions of the nesa coating of the first embodiment of the present utility model;
Fig. 5 to Fig. 7 is the structural representation of the grid cell in other embodiments of the utility model;
Fig. 8 (a) to Fig. 8 (e) is the structural representation of the groove in other embodiments of the utility model;
Fig. 9 to Figure 11 is the structural representation of the branch structure of the first embodiment of the present utility model;
Figure 12 to Figure 15 is the structural representation of the branch structure in other embodiments of the utility model;
Figure 16 is the generalized section of the nesa coating of another embodiment of the present utility model;
Figure 17 to Figure 18 is the generalized section of the nesa coating of another embodiment of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model can reduce the transmitance difference of existing nesa coating further, there is provided a kind of transmitance more even, conducting film Pattern and the low nesa coating of grid line observability, promote nesa coating and use the overall visual effect of electronic equipment of nesa coating.
Refer to Fig. 2 to Fig. 4.Nesa coating 10 of the present utility model comprises transparent substrates 11 and is formed at the conductive layer of described transparent substrates 11.In the present embodiment, described conductive layer is made up of many grid line 13 be arranged in transparent substrates 11.Wherein, some grid line 13 intersect mutually, form grid cell 130.The nesa coating 10 being provided with grid cell 130 comprises conductive region 10a and insulating regions 10b.
Refer to Fig. 2.In the present embodiment, transparent substrates 11 offers overall in latticed groove 111, and be filled with electric conducting material in groove 111, thus form the grid line 13 of many conductions.Wherein transparent substrates 11 can adopt as the thermoplastics such as Merlon (PC), polymethyl methacrylate (PMMA) are made.The electric conducting material of filling in latticed groove can adopt conducting metal, carbon nano-tube, Graphene ink or conducting polymer.
In the present embodiment, as shown in Figure 3 and Figure 4, the shape of the grid cell 130 that grid line 13 intersects to form is quadrilateral structure, in other embodiments, shape other regular grids all right of grid cell 130 or random grid, can be regular hexagon, triangle or other random grid shapes, the schematic diagram of the different execution modes of the grid cell 130 provided for the utility model embodiment as Fig. 5 to Fig. 7.Substrate 11 or hypothallus 12 are provided with latticed groove structure, the degree of depth of groove structure can be 2 microns to 6 microns, the width of groove can be 0.2 micron to 5 microns, and those skilled in the art can the size of designed, designed groove, makes the degree of depth of groove and the ratio of width be more than or equal to 0.8.
Refer to Fig. 8 (a) to Fig. 8 (e), groove 111 shown in Fig. 8 (a) for bottom be the micro-groove of " V " font, groove 111 shown in Fig. 8 (b) for bottom be the micro-groove of " W " font, groove 111 shown in Fig. 8 (c) for bottom be the micro-groove of arc, groove 111 shown in Fig. 8 (d) for bottom be corrugated micro-groove, the micro-groove that the groove 111 shown in Fig. 8 (e) is combined with " V " character form structure for bottom is arc.
Groove 111 for bottom be the micro-groove of the shapes such as " V " font, " W " font, arc or waveform, conductive ink in such groove 111 is when oven dry, conductive ink polycondensation, be not easy the phenomenon occurring that the electric conducting material after drying disconnects, and the contact area increased bottom electric conducting material and groove 142, thus increase electric conducting material to the absorption affinity bottom groove 142.
Being appreciated that groove 111 is not limited to said structure, can also be other shape bottom it, only need meet latticed bottom portion of groove out-of-flatness.
Referring again to Fig. 3 and Fig. 4, conductive region 10a and the insulating regions 10b of nesa coating 10 are equipped with grid cell 130.Each grid cell 130 all has the grid side 131 be made up of grid line 13.Be understandable that, two adjacent grid cells 130 have a shared grid side 131.In the present embodiment, the grid side 131 of described grid cell 130 be arbitrary grid line 13 intersected at this grid line 13 and two other mutually contiguous grid line 13 intercept one section of grid line.
Please also refer to Fig. 9 to Figure 11, in the present embodiment, transparency conducting layer also comprises some branch structures 16.Each branch structure 16 comprises two overlapped points 161 and is connected to the branch line 160 between described two overlapped points 161, and the branch line 160 of branch structure 16 is overlapped in the grid side 131 of grid cell 130 by overlapped points 161.In conductive region 10a, be provided with the first disconnecting unit 18, first disconnecting unit 18 on the branch line 160 of branch structure 16 and the branch structure 16 in conductive region 10a is electrically disconnected, thus do not participate in the conduction of conductive region 10a.
Similar, the grid side 131 being arranged at the grid cell 130 of the insulating regions 10b of described nesa coating 10 is provided with the second disconnecting unit 19.As shown in Figure 4, in insulating regions 10b, the second disconnecting unit 19 to be arranged on grid side 131 and to be positioned at outside two overlapped points 161 of any one branch structure 16, to keep the insulating properties of the grid side 131 of insulating regions 13.
First disconnecting unit 18, second disconnecting unit 19 can adopt various ways to realize, as in the present embodiment, disconnecting unit 140 i.e. not filled conductive material or the grid line 13 as electric conducting material in certain length is replaced by insulating material in certain length in groove 111, thus is formed and have the non-conductive and disconnecting unit of one fixed width.
In the present embodiment, the shape of branch structure 16 is rectangle.In other embodiments of the present utility model, the shape of branch structure 16 can also be trapezoidal, circular arc or polygonized structure etc., only need to ensure that arbitrary branch structure is only connected with a grid side 131 of grid cell 130, and ensure that the branch structure be arranged on grid line can not affect the original conduction of grid line.Namely for the grid line of conductive region, the first disconnecting unit 18 is arranged at least one branch line of branch structure, ensures that branch structure is non-conductive; For the grid line of insulating regions, the second disconnecting unit 19 is arranged on grid side 131, and ensures that branch structure by grid side 131 conducting of this disconnection, thus can not affect the original insulation characterisitic of nesa coating.
As shown in Figures 9 to 11, for conductive region 10a, the first disconnecting unit 18 can be arranged on arbitrary branch structure 16.Quantity and the arrangement mode of described branch structure 16 can be arranged as required voluntarily.And every bar grid side 131 can arrange one or more branch structure 16.
In the present embodiment, preferably, each branch structure 16 is only connected with a grid side 131, with the normal function avoiding branch structure 16 to affect nesa coating 10.Please again consult Fig. 3 and Fig. 4, in conductive region 10a, each grid side 131 is provided with a branch structure 16, first disconnecting unit 18 and is arranged on this branch structure 16; Simultaneously, in insulating regions 10b, each grid side 131 also all arranges a branch structure 16, second disconnecting unit 19 is arranged on each grid side 131, the overlapped points of each branch structure 16 is arranged on the same side of the second disconnecting unit 19 on this grid line, thus ensure the grid line conducting that branch structure can not will disconnect originally, to realize the basic function of insulating regions 10b.And this branch structure 16 and the branch structure shape in conductive region 10a, area are identical, in the present embodiment, the branch structure of conductive region and insulating regions is rectangle, and the area of rectangle is identical.So, the utility model preferred embodiment, conductive region 10a and insulating regions 10b has identical conductive grid and the distribution probability of branch structure is identical, shape, the area of branch structure are identical, first disconnecting unit is identical with the open gap of the second disconnecting unit, can be good at the transmitance difference reducing conductive region 10a and insulating regions 10b, ensure the visual effect of nesa coating entirety.Be understandable that, in the present embodiment, namely the distribution probability of described branch structure refers to that the ratio that described branch structure occurs in described conductive region 10a with insulating regions 10b is identical, its setting position, arranges towards also can be identical.
The branch line 160 of branch structure 16 also can comprise sub-overlapped points 164 and many strips branch line 165 further, and sub-overlapped points 164 forms branch line 160 with sub-branch's line 165.In the present embodiment, described sub-branch line 165 is connected successively and is connected between two overlapped points of described branch structure, described sub-overlapped points 164 is arranged at the adjacent end portion of adjacent two sub-branch lines 165, and adjacent two sub-branch lines 165 are overlapped mutually by sub-overlapped points 164.
As shown in Figures 9 to 11, if the length of the grid side 131 of arbitrary grid cell 130 is L, the size of L can be 200 μm (microns) and changes to the scope of 600 μm, and the open gap length of described first disconnecting unit 18 and the second disconnecting unit 19 is 5 μm to 15 μm.Preferably, the open gap length of described first disconnecting unit 18 and the second disconnecting unit 19 is 5 μm to 10 μm.
In embodiment as shown in FIG. 9 and 10, branch structure 16 is integrally provided in the side of grid line 13, and the first disconnecting unit 18 is arranged on any one branch line 165 of branch structure 16.And the distance between arbitrary overlapped points of being connected with this sub-branch's line 165 of the first disconnecting unit 18 or sub-overlapped points 164 is more than or equal to 1/5th of the length of this sub-branch's line 165.Thus between the sub-branch's line 165 ensureing branch structure 16 be interconnected and the first disconnecting unit 18 arrange reliable effectively.The length of described grid line is L, the length of sub-branch's line 165 the longest in each sub-branch's line 165 of each described branch structure be 10 μm to 0.5L; The length of sub-branch's line 165 the shortest in described branch structure be 10 μm to 0.3L.
As shown in figure 11, the both sides that two branch structures 16 also can be distributed in same grid side 131 also can be set, in order to ensure the original conduction of grid line 13, two the first disconnecting units 18 are arranged at two branch structures 16 respectively, in other embodiments of the present utility model, a branch line can also arrange multiple disconnecting unit.
Please also refer to Figure 12 to Figure 15, the branch line 160 of branch structure 16 also can be the line styles such as straightway, curved section, broken line.
Refer to Figure 16.Nesa coating 10 also can arrange hypothallus 12, and what hypothallus 12 was arranged at transparent substrates 11 deviates from conductive layer side, and wherein, hypothallus 12 can solidify the plastic material such as glue or hot-setting adhesive by UV to be made.
Refer to Figure 17 and Figure 18, the nesa coating 20 of the second embodiment of the present utility model can have different construction forms compared to embodiment one.
As shown in figure 17, in the present embodiment, nesa coating 20 comprises transparent substrates 21 and is formed at the conductive layer of described transparent substrates 21.Described conductive layer is made up of grid line 23, and grid line 23 is convexly equipped in the surface of transparent substrates 21, and the conductive layer that mutually intersects to form of grid can adopt the bulge-structure relative to transparent substrates 21.The electric conducting material forming grid is formed at the surface of transparent substrates 21 by the mode applied, and is set to conductive region and insulating regions.Selecting of described electric conducting material is consistent with embodiment one.
As shown in figure 18; nesa coating 20 also can arrange protective clear layer 25; protective clear layer 25 is covered in transparent substrates 11 and is provided with on the surface of conductive region 23 and insulating regions 24, protective clear layer, and 25 effectively can prevent the oxidation of electric conducting material 241 or be polluted by introduced contaminants.Concrete, the material of protective clear layer 25 can be ultraviolet cured adhesive, impression glue or Merlon.
Other structures of nesa coating described in the present embodiment and the similar described in embodiment one, do not repeat them here.
The utility model also provides a kind of electronic equipment, specifically can adopt the nesa coating that as above any embodiment provides.This electronic equipment can for touch control equipment, liquid crystal display, thin-film solar cells or other apply the equipment of this nesa coating, nesa coating is as a kind of sensor detector part, the situation of touch operation to external world or change in electrical charge to external world can respond to, and produce induced current.Adopt above-mentioned nesa coating that the light transmittance of electronic equipment can be made comparatively even, its visual effect have also been obtained and significantly improves.
Above disclosedly be only a kind of preferred embodiment of the utility model, certainly the interest field of the utility model can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the utility model claim is done, still belong to the scope that utility model contains.
Claims (12)
1. a nesa coating, comprise transparent substrates and be formed at the transparency conducting layer on described transparent substrates surface, described nesa coating comprises conductive region and insulating regions, it is characterized in that, described transparency conducting layer is provided with many grid line, described many grid line intersect to form multiple grid cell mutually, and each grid cell all has the grid side be made up of grid line; The conductive region of described transparency conducting layer and insulating regions are also provided with the branch structure being connected to described grid side, and described branch structure comprises two overlapped points being overlapped in grid side and the branch line be connected between two described overlapped points; The branch line of described conductive region is provided with the first disconnecting unit electrically disconnected by the branch line in this region; The grid side of described insulating regions is provided with the second disconnecting unit electrically disconnected by the grid side in this region, and arbitrary two described overlapped points being arranged at the branch structure of insulating regions are overlapped in grid side and are positioned at the same side of the second disconnecting unit on this grid side.
2. nesa coating according to claim 1, is characterized in that, in conductive region, the distribution probability of branch structure is identical with the distribution probability of branch structure in insulating regions.
3. nesa coating according to claim 1, is characterized in that, two overlapped points of branched structure are positioned on the same grid side of grid cell.
4. nesa coating according to claim 1, is characterized in that, each grid side of each grid of conductive region and insulating regions is equipped with branch structure.
5. nesa coating according to claim 1, it is characterized in that, the branch line of the branch structure of described conductive region comprises sub-overlapped points and the many sub-branch's lines be connected successively, adjacent two sub-branch lines are interconnected by sub-overlapped points, described sub-overlapped points is arranged at the adjacent end portion of adjacent two sub-branch lines, and the distance between the overlapped points that arbitrary sub-branch line connects or sub-overlapped points and this first disconnecting unit being arranged on this sub-branch's line is more than or equal to 1/5th of the length of this sub-branch's line.
6. nesa coating according to claim 5, it is characterized in that: set the length of arbitrary grid side as L, the branch structure being arranged at this grid side is provided with multiple sub-branches line, and the length of sub-branch's line the longest in sub-branch's line described in each be 10 μm to 0.5L; The length of sub-branch's line the shortest in sub-branch's line described in each be 10 μm to 0.3L.
7. nesa coating according to claim 1, is characterized in that, the open gap length of described first disconnecting unit is 5 μm to 15 μm.
8. nesa coating according to claim 1, is characterized in that, the open gap length of described second disconnecting unit is 5 μm to 15 μm.
9. nesa coating according to claim 1, is characterized in that, the open gap length of the first disconnecting unit is identical with the open gap length of the second disconnecting unit.
10. nesa coating according to any one of claim 1 to 9, is characterized in that, the branch line of described branch structure is straightway, curved section, broken line, or more the combination of at least two kinds in three kinds of line segments.
11. nesa coatings according to any one of claim 1 to 9, is characterized in that, the shape of described branch structure is rectangle, trapezoidal, circular arc or polygon.
12. 1 kinds of electronic equipments, is characterized in that, are provided with the nesa coating as described in any one of claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420399503.6U CN204102590U (en) | 2014-07-18 | 2014-07-18 | Nesa coating and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420399503.6U CN204102590U (en) | 2014-07-18 | 2014-07-18 | Nesa coating and electronic equipment |
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| Publication Number | Publication Date |
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| CN204102590U true CN204102590U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420399503.6U Expired - Fee Related CN204102590U (en) | 2014-07-18 | 2014-07-18 | Nesa coating and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448385A (en) * | 2014-07-18 | 2016-03-30 | 深圳欧菲光科技股份有限公司 | Transparent conductive film and electronic equipment |
-
2014
- 2014-07-18 CN CN201420399503.6U patent/CN204102590U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448385A (en) * | 2014-07-18 | 2016-03-30 | 深圳欧菲光科技股份有限公司 | Transparent conductive film and electronic equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20150718 |
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| EXPY | Termination of patent right or utility model |