CN209607431U - Conductive film - Google Patents
Conductive film Download PDFInfo
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- CN209607431U CN209607431U CN201920535661.2U CN201920535661U CN209607431U CN 209607431 U CN209607431 U CN 209607431U CN 201920535661 U CN201920535661 U CN 201920535661U CN 209607431 U CN209607431 U CN 209607431U
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Abstract
The utility model discloses a kind of conductive film comprising substrate layer, bearing bed and conductive grid；The substrate layer includes the first side and second side being oppositely arranged；The bearing bed is set to the first side, and the bearing bed is formed with groove far from the side of substrate layer, and the groove is latticed in what is be interconnected；Filling conductive material forms the conductive grid in the groove, and the conductive grid includes the round lattice of plural number and/or the oval lattice of plural number, and the width of the circle lattice or oval lattice is d, wherein 50 μm≤d≤500 μm.The point line of presentation is more soft, to reduce interference bring visual impact.
Description
Technical field
The utility model relates to electronic technology, and more particularly, the utility model relates to a kind of conductive films.
Background technique
In recent years, along with the fast development of informationized society, electronic equipment associated with information rapidly develops, to boat
Its air equipment, advanced optical instrument, communication apparatus, the electromagnetic shielding requirements of medical diagnostic equipment are higher and higher, mainly want
While asking with stronger electromagnetic shielding capability, it is also necessary to reduce the image to vision as far as possible.Electronic equipment at present
Electromagnetic shielding mainly uses conductive film, and the conductive grid that existing conductive film uses is more serious to the interference of light, video vision
Clarity.
In consideration of it, the utility model is by improving conductive film to solve existing technical problem.
Utility model content
Based on this, it is necessary to provide a kind of conductive film to solve above-mentioned technical problem.
One technical solution of the utility model is:
A kind of conductive film comprising:
Substrate layer comprising the first side and second side being oppositely arranged；
Bearing bed is set to the first side, and the bearing bed is formed with groove far from the side coining of substrate layer, institute
It is latticed in what is be interconnected to state groove；
Conductive grid, the interior filling conductive material of the groove form the conductive grid, and the conductive grid includes plural number
The width of round lattice and/or the oval lattice of plural number, the circle lattice or oval lattice is d, wherein 50 μm≤d≤500 μm.
In one embodiment, the grid lines of the conductive grid is not extend to the round lattice or the oval lattice
It is interior.
In one embodiment, the conductive grid includes the round lattice of plural number, the plural number round lattice by equilateral triangle,
Regular quadrangle or arranged in regular hexagon shape.
In one embodiment, equilateral triangle, regular quadrangle or regular hexagon are total to side arrangement.
In one embodiment, the vertex in the center of circle of the round lattice and equilateral triangle, regular quadrangle or regular hexagon
It is overlapped.
In one embodiment, it is connected between the round lattice by circumscribed connection or by linear grid lines.
In one embodiment, the conductive grid includes the oval lattice of plural number, and the plural number oval lattice include the
One oval lattice and the second oval lattice, the width of the described first oval lattice are greater than the width of the described second oval lattice.
In one embodiment, the described first oval lattice and the second oval lattice are handed in same row and same row
For arrangement, the described first oval lattice and the second ellipse in same row especially cut connection, and described first in same row is ellipse
Round lattice and the second oval lattice are connected by linear grid lines.
In one embodiment, the described first oval lattice and the second oval lattice are handed in same row and same row
For arrangement, the described first oval lattice and the second ellipse in same row especially cut connection, and described first in same row is ellipse
Round lattice and the second oval lattice pass through circumscribed connection.
In one embodiment, the cross sectional shape of the groove be rectangle or inverted trapezoidal, the depth h of the groove,
In 2 μm≤h≤8 μm.
In one embodiment, each to hand over by overlapping connection between the round lattice of the plural number and/or the oval lattice of plural number
The amount over overlap at folded place is identical.
The utility model has the beneficial effects that conductive grid includes the round lattice of plural number and/or oval lattice, the point line of presentation compared with
To be soft, to reduce interference bring visual impact.
Detailed description of the invention
Fig. 1 is the floor map of the utility model conductive film；
Fig. 2 is the schematic cross-section of the utility model conductive film；
Fig. 3 is another schematic cross-section of the utility model conductive film；
Fig. 4 is another schematic cross-section of the utility model conductive film；
Fig. 5 is another floor map of the utility model conductive film；
Fig. 6 is another floor map of the utility model conductive film.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can pass through many different forms
To realize, however it is not limited to embodiment disclosed below.On the contrary, the purpose of providing these embodiments is that making practical to this
Novel disclosure understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more related listed items.
The utility model discloses a kind of conductive film comprising substrate layer, bearing bed and conductive grid.Substrate layer includes opposite
The first side and second side of setting.Bearing bed is set to first side, and bearing bed is formed with ditch far from the side of substrate layer
Slot, groove are latticed in what is be interconnected.Filling conductive material forms conductive grid in groove, and conductive grid includes that plural number is round
The width of lattice and/or the oval lattice of plural number, round lattice or oval lattice is d, wherein 50 μm≤d≤500 μm.Conductive grid is circle
Shape lattice or oval lattice, can be presented more soft point line, only extremely slight interference, to reduce interference bring vision shadow
It rings, so that visually relatively sharp.Moreover, conductive grid is formed by filling groove, conductive mesh is realized by the shape of groove
The shape of lattice, electric conductivity is more preferable, connected between grid it is more smooth, it is stronger.
Preferably, the grid lines of conductive grid is not extend in round lattice or oval lattice, and point line is more soft.
In one embodiment, conductive grid includes the round lattice of plural number, and plural number circle lattice are by equilateral triangle, regular quadrangle or just
Hexagon arrangement.Preferably, equilateral triangle, regular quadrangle or regular hexagon are total to side arrangement.Plural circle lattice regular array, interference
Amount is smaller, and cleaning degree is higher.Further, the center of circle of round lattice and the vertex of equilateral triangle, regular quadrangle or regular hexagon weight
It closes, so that arrangement is more orderly.It is connected between round lattice by circumscribed connection or by linear grid lines, linear grid lines includes
The forms such as straight line, curve, broken line.
The radius size of plural circle lattice has one or more namely net form lattice circles can be onesize, can also be with
It is of different sizes.For example, size interval is arranged in same row, can also be arranged with size interval in same row.
In another embodiment, conductive grid includes the oval lattice of plural number, and plural number ellipse lattice include the first oval lattice
With the second oval lattice, the width of the first oval lattice is greater than the width of the second oval lattice namely the ruler of two kinds of oval lattice
It is very little not identical.For example, the first oval lattice and the second oval lattice are arranged alternately in same row and same row, in same row
The first oval lattice and the second ellipse especially cut connection, the oval lattice of first in same row and the second ellipse lattice pass through
Linear grid lines connection.For another example, the first oval lattice and the second oval lattice are arranged alternately in same row and same row,
The described first oval lattice and the second ellipse in same row especially cut connection, the oval lattice of described first in same row with
Second oval lattice pass through circumscribed connection.
The cross sectional shape of groove is rectangle or inverted trapezoidal, the depth h of groove, wherein 2 μm≤h≤8 μm.The section of groove is
When inverted trapezoidal, after mold imprints simultaneously curing molding groove on UV glue, it is easy demoulding, to guarantee groove quality.
In another embodiment, pass through overlapping connection between plural number circle lattice and/or the oval lattice of plural number, each overlapping place
Amount over overlap is identical, and adjacent circular lattice or oval lattice allow that there are certain amount over overlap in connection, and certainly, continuing design control should
Amount over overlap, and guarantee is having the same overlapping everywhere, to also can reach the effect for reducing interference.
Plural circle lattice or oval lattice distribution are in the coordinate with X-axis and Y-axis, wherein what is be distributed along the x axis leads
The sheet resistance of power grid and the difference of the sheet resistance for the conductive grid being distributed along the y axis are no more than 5%.By design and layout, can make
Entire conductive grid is no more than 5% in the sheet resistance difference of X axis and Y-axis, so that the electric conductivity of conductive grid is more excellent.
For example, the total length for the conductive grid being distributed along the x axis is equal to the total length for the conductive grid being distributed along the y axis.
Hereinafter, diagram please be join, the conductive film of citing description the utility model.
It please join Fig. 1 and Fig. 2, conductive film 100 includes bearing bed 1, conductive grid 2 and substrate layer 3.Substrate layer 3 includes opposite
The first side 31 and second side 32 of setting, bearing bed 1 are set in first side 31.Bearing bed 1 far from substrate layer 3 one
Side is formed with groove 11, and filling conductive material forms conductive grid 2 in groove 11.Conductive grid 2 includes the round lattice 21 of plural number, multiple
Number circle lattice 21 radius having the same, the center of circle are distributed according to the honeycomb of regular hexagon, circumscribed company between adjacent circular lattice 21
It connects, round lattice 21 and tangent part are in groove 11, without inscribe, without inner sleeve and no overlap between plural number circle lattice 21.
The identical cross sectional shape of groove 11 everywhere is rectangle setting, and depth h everywhere is identical, and the value range of h is 2-8
μm, the width w of the ruling of round lattice 21 is uniformly arranged, and the value range of w is 2-10 μm, and the width w of the ruling of the tangent is slightly wider
0.5-1μm.The value range of the diameter d of round lattice 21 is 100-300 μm.In other embodiments, round 21 ruling of lattice can be deposited
In the difference of shape or size.
Substrate layer 3 can be glassy layer, perspex layer, PET, PC, PMMA, composite board etc..
The conductive material of filling can be a kind of in conductive metal material, compound conductive material or organic conductive material
Or both more than combination；Metal is, for example, silver, gold, copper, iron, nickel, aluminium etc.；Compound is, for example, ITO；Organic conductive material
For example, PEDOT.
It please join Fig. 1, if conductive grid is placed in reference axis, the total length for the conductive grid being distributed along the x axis
It is equal to the total length for the conductive grid being distributed along the y axis, then the sheet resistance for the conductive grid being distributed along the x axis is equal to edge
The sheet resistance of the conductive grid of Y direction distribution, conductive grid overall distribution are uniform.
The molding mode of conductive film 100 can form tool after imprinting UV curable adhesive layer by the coating UV glue-line on substrate layer 3
There is the bearing bed 1 of interconnected groove 11, then forms conductive grid 2 after filling conductive material in groove 11.Conductive grid 2
Including the round lattice 21 of plural number, plural number circle 21 same size of lattice and by the distribution of the honeycomb of regular hexagon.
The conductive grid 2 of conductive film 100 includes the round lattice 21 of plural honeycomb arrangement, the point that plural number circle lattice 21 are presented
Line is more soft, only extremely slight interference, so that interference bring visual impact is reduced, so that visually relatively sharp.It leads
Power grid 2 realizes the shape of conductive grid 2 by the shape of groove 11, electric conductivity is excellent by the filling formation of groove 11.
It please join Fig. 2, the cross sectional shape of groove 11 can be rectangle.In other embodiments, groove 12 can also be inverted trapezoidal,
It please join Fig. 3, the setting of inverted trapezoidal is conveniently stripped when can demould after die marks groove.
Conductive material can be not filled with full groove 11, can also just fill full groove 13, please join Fig. 4.Certainly, other realities
It applies in example, conductive material can also overflow groove.Conductive material can be one layer in the trench, be also possible to two or more layers；
For example, can be the conductive material of two layers of different materials, being also possible to the conductive material of different-grain diameter at two layers.
It please join Fig. 5, the conductive grid 5 of conductive film 200 includes the oval lattice of plural number.Plural ellipse lattice include first oval
Shape lattice 51 and the second oval lattice 52, the width of the first oval lattice 51 are greater than the width namely first of the second oval lattice 52
The length of the long axis of oval lattice 51 is greater than the long axis length of the second oval lattice 52, in same row, the first 51 He of oval lattice
Second oval lattice 52 are intervally arranged, the adjacent first oval lattice 51 and the second circumscribed connection of oval lattice 52；In adjacent row
Two oval lattice 52 and the first oval lattice 51 are intervally arranged, i.e., in same row, the first oval lattice 51 and the second ellipse
Lattice 52 are also intervally arranged；Adjacent two rows are connected by linear grid lines 53.
In the present embodiment, linear net that the oval lattice 51 of the first of two rows and the second oval lattice 52 pass through linear
Ruling 53 connects；In other embodiments, the setting of the linear interval of grid lines 53, i.e., one group of first oval lattice 51 that row is arranged up and down
It is connected with the second oval lattice 52 by linear grid lines 53, the oval lattice 51 of the first of adjacent sets and the second oval lattice 52 are empty
It sets and does not connect, the oval lattice 51 of the first of third group and the second oval lattice 52 are connected by linear grid lines 53, successively class
It pushes away；Or adjacent the first two rows of oval lattice 51 are connect with the first oval lattice 51, the second oval lattice 52 and second are oval
Shape lattice 52 connect；Or connected at random between the oval lattice of adjacent two rows by the linear grid lines of straight line, curve, broken line,
Interference is slight, optical clarity.
In X-axis and Y axis coordinate, the difference for being oriented to sheet resistance and sheet resistance in Y direction of the grid in X axis is no more than
5% namely of substantially equal, conductive grid is uniformly distributed, and electric conductivity is stablized.
It please join Fig. 6, the conductive grid 6 of conductive film 300 includes the oval lattice 61 of plural number first and the second oval lattice 62.No
With the first oval lattice 61 and the second oval 62 spaced array of lattice arrangement, the first oval lattice 61 and the second ellipse of size
It is connected with each other between lattice 62 by circumscribed realization.
The conductive grid of conductive film includes round lattice, oval lattice, is realized between each other by circumscribed or linear cable lattice
It is connected with each other, is realized and be connected with each other by circumscribed or linear grid lines between round lattice, oval lattice, without inscribe, interference is light
It is micro-, optical clarity；And conductive mesh ruling is all set in groove, electric conductivity is stablized.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, above in conjunction with attached drawing to this
The specific embodiment of utility model is described in detail.Elaborate many details in order to abundant in the above description
Understand the utility model.But the utility model can be implemented with being much different from other way described above, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by public above
The limitation for the specific embodiment opened.Also, each technical characteristic of embodiment described above can be combined arbitrarily, to make to retouch
It states succinctly, combination not all possible to each technical characteristic in above-described embodiment is all described, as long as however, these skills
Contradiction is not present in the combination of art feature, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (11)
1. a kind of conductive film, characterized in that it comprises:
Substrate layer comprising the first side and second side being oppositely arranged；
Bearing bed is set to the first side, and the bearing bed is formed with groove far from the side of substrate layer, and the groove is in
Interconnected is latticed；
Conductive grid, the interior filling conductive material of the groove form the conductive grid, and the conductive grid includes that plural number is round
The width of lattice and/or the oval lattice of plural number, the circle lattice or oval lattice is d, wherein 50 μm≤d≤500 μm.
2. conductive film according to claim 1, which is characterized in that the grid lines of the conductive grid is not extend to the circle
In shape lattice or the oval lattice.
3. conductive film according to claim 1, which is characterized in that the conductive grid includes the round lattice of plural number, plural institute
Round lattice are stated by equilateral triangle, regular quadrangle or arranged in regular hexagon shape.
4. conductive film according to claim 3, which is characterized in that equilateral triangle, regular quadrangle or regular hexagon are total to side row
Cloth.
5. conductive film according to claim 3, which is characterized in that the center of circle of the circle lattice and equilateral triangle, positive four side
The vertex of shape or regular hexagon is overlapped.
6. according to conductive film described in claim 3 or 4 or 5, which is characterized in that it is described circle lattice between by it is circumscribed connection or
It is connected by linear grid lines.
7. conductive film according to claim 1, which is characterized in that the conductive grid includes the oval lattice of plural number, plural number
The ellipse lattice include the first oval lattice and the second oval lattice, and the width of the described first oval lattice is greater than described second
The width of oval lattice.
8. conductive film according to claim 7, which is characterized in that the described first oval lattice and the second oval lattice are same
It is arranged alternately in one row and same row, the oval lattice of described first in same row and the second ellipse especially cut connection, together
The described first oval lattice and the second oval lattice in one column are connected by linear grid lines.
9. conductive film according to claim 7, which is characterized in that the described first oval lattice and the second oval lattice are same
It is arranged alternately in one row and same row, the oval lattice of described first in same row and the second ellipse especially cut connection, together
The described first oval lattice and the second oval lattice in one column pass through circumscribed connection.
10. conductive film according to claim 1, which is characterized in that the cross sectional shape of the groove be rectangle or inverted trapezoidal,
The depth h of the groove, wherein 2 μm≤h≤8 μm.
11. conductive film according to claim 1, which is characterized in that the round lattice of the plural number and/or the oval lattice of plural number it
Between by overlapping connection, the amount over overlap at each overlapping place is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535661.2U CN209607431U (en) | 2019-04-19 | 2019-04-19 | Conductive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920535661.2U CN209607431U (en) | 2019-04-19 | 2019-04-19 | Conductive film |
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| Publication Number | Publication Date |
|---|---|
| CN209607431U true CN209607431U (en) | 2019-11-08 |
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ID=68407452
Family Applications (1)
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| CN201920535661.2U Active CN209607431U (en) | 2019-04-19 | 2019-04-19 | Conductive film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020211591A1 (en) * | 2019-04-19 | 2020-10-22 | 昇印光电（昆山）股份有限公司 | Electrically conductive film |
-
2019
- 2019-04-19 CN CN201920535661.2U patent/CN209607431U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020211591A1 (en) * | 2019-04-19 | 2020-10-22 | 昇印光电（昆山）股份有限公司 | Electrically conductive film |
| US11783961B2 (en) | 2019-04-19 | 2023-10-10 | Shine Optoelectronics (Kunshan) Co., Ltd. | Conductive film and electronic device |
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