CN203535617U - Graphene electro-conductive film - Google Patents
Graphene electro-conductive film Download PDFInfo
- Publication number
- CN203535617U CN203535617U CN201320665581.1U CN201320665581U CN203535617U CN 203535617 U CN203535617 U CN 203535617U CN 201320665581 U CN201320665581 U CN 201320665581U CN 203535617 U CN203535617 U CN 203535617U
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- Prior art keywords
- graphene
- circuit
- conductive film
- electro
- layer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 71
- 239000012789 electroconductive film Substances 0.000 title abstract 6
- 238000002955 isolation Methods 0.000 claims abstract description 13
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000035945 sensitivity Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 abstract 8
- 239000000758 substrate Substances 0.000 abstract 3
- 239000011241 protective layer Substances 0.000 abstract 2
- 238000002834 transmittance Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 239000004020 conductor Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Non-Insulated Conductors (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The utility model relates to the field of electro-conductive films in the electronic information technology, and discloses a graphene electro-conductive film. The graphene electro-conductive film comprises a graphene substrate layer, a graphene electro-conductive layer and a protective layer, wherein the graphene electro-conductive layer is located between the graphene substrate layer and the protective layer; an electrical isolation circuit is engraved on the graphene electro-conductive layer and divides the graphene substrate layer into a plurality of quadrangle graphene conduction units; the graphene conduction units are arranged in a staggered mode at equal intervals in multiple lines and multiple rows; the graphene conduction units in the same line are communicated through a connection circuit composed of graphene; the graphene conduction units in the same row are communicated through a bridging circuit. The electro-conductive layer is composed of a layer of graphene to replace an ITO capacitive type electro-conductive film, and the graphene electro-conductive film has the advantages of being foldable, high in sensitivity, light, thin, high in light transmittance, high in electrical conductivity, low in cost and environmentally friendly.
Description
Technical field
The utility model relates to electronic information technology conductive film field, particularly a kind of graphene conductive film.
Background technology
Touch-screen is called again contact panel, is the simplest, convenient, natural a kind of man-machine interaction mode at present.Touch screen is the induction type liquid crystal indicator that can receive the input signals such as contact, when having contacted the graphic button on screen, haptic feedback system on screen can drive various hookup mechanisms according to the formula of programming in advance, smooth screen touch-control is experienced and button interfaces design allows touch-screen replace gradually the partial function of mouse-keyboard, and produces lively visual and sound effects by liquid crystal display picture.
Current several touch screen technologies of development, are generally divided into four large classes at present according to its principle of work: resistive touch screen, capacitive touch screen, infrared-type touch-screen and surface acoustic wave touch screen, widespread use be resistive touch screen and capacitive touch screen.Touch-screen in the market, main composition material is ITO transparent conductive material.Along with the application of touch screen technology on panel computer and smart mobile phone is increasingly mature, leading ITO touch screen technology faces the test of bottleneck increasingly in the market.Major defect is as follows: color is partially yellow, conductivity compared with low, easily crisp, unstable chemcial property, poisonous, increasingly rise because of the very rare price of indium.
The conductive film consisting of ITO transparent conductive material is two-layer design, and ITO transparent conductive material is separately positioned on the above and below of insulation film, because the number of plies is two-layer, and conductive film light transmission and the poor toughness made.
Utility model content
The purpose of this utility model is just to provide a kind of graphene conductive film, its conductive layer consists of a layer graphene, replace ITO condenser type conductive film, there is collapsible, high sensitivity, frivolous, high transmission rate, high conductivity, low cost, environmental protection.
The purpose of this utility model is to realize by such technical scheme; it includes graphene-based bottom, graphene conductive layer and protective seam; graphene conductive layer is between graphene-based bottom and protective seam; on graphene conductive layer, data plate has electrical isolation circuit; electrical isolation circuit is separated into a plurality of quadrilateral Graphene conduction units by graphene conductive layer; conduction unit is multiple lines and multiple rows and is equidistantly staggered; with the connection line forming by Graphene between a line conduction unit, be communicated with, between same row conduction unit, by bridging circuit, be communicated with.
Further, between graphene-based bottom and protective seam, be provided with lead wire circuit, lead wire circuit lays respectively at the edge of Graphene sensing layer.
Further, described lead wire circuit is conductive silver paste circuit, copper circuit or Graphene circuit.
Further, described bridging circuit is positioned at directly over the electrical isolation circuit of Graphene formation, and keeps intermittently with the electrical isolation circuit that Graphene forms.
Further, described bridging circuit consists of metal.
Further, described bridging circuit consists of Graphene.
Owing to having adopted technique scheme, the utlity model has following advantage:
The utility model adopts grapheme material to replace ITO material, for making condenser type conductive film, has advantages of collapsible, high sensitivity, frivolous, high transmission rate, high conductivity, low cost, environmental protection.Conductive layer consists of a layer graphene, is provided with bridging circuit on graphene conductive layer, touches conductive film, and the electric capacity between the connection line that bridging circuit and Graphene form changes, thereby realize, touches location.The conductive layer consisting of a layer graphene has significantly reduced the thickness of conductive film, has increased light transmission and the pliability of conductive film.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating below, or can from practice of the present utility model, be instructed.Target of the present utility model and other advantages can be realized and be obtained by instructions and claims below.
Accompanying drawing explanation
Accompanying drawing of the present utility model is described as follows.
Fig. 1 is structural representation of the present utility model
Fig. 2 is the vertical view of graphene conductive layer
In figure: 1. basalis; 2. protective seam; 3. black alkene conduction unit; 4. connection line; 5. bridging circuit; 6. lead wire circuit.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
A kind of graphene conductive film; include graphene-based bottom 1, graphene conductive layer and protective seam 2; graphene conductive layer is between graphene-based bottom 1 and protective seam 2; on graphene conductive layer, data plate has electrical isolation circuit; electrical isolation circuit is separated into a plurality of quadrilateral Graphene conduction units 3 by graphene conductive layer; conduction unit 3 is multiple lines and multiple rows and is equidistantly staggered; with the connection line 4 forming by Graphene between a line conduction unit 3, be communicated with, between same row conduction unit 3, by bridging circuit 5, be communicated with.
The utility model adopts grapheme material to replace ITO material, for making condenser type conductive film, has advantages of collapsible, high sensitivity, frivolous, high transmission rate, high conductivity, low cost, environmental protection.Conductive layer consists of a layer graphene, is provided with bridging circuit on graphene conductive layer, touches conductive film, and the electric capacity between the connection line that bridging circuit and Graphene form changes, thereby realize, touches location.The conductive layer consisting of a layer graphene has significantly reduced the thickness of conductive film, has increased light transmission and the pliability of conductive film.
Between basalis 1 and protective seam 2, be provided with lead wire circuit 6, lead wire circuit 6 lays respectively at the edge of Graphene sensing layer.
Described lead wire circuit 6 is conductive silver paste circuit, copper circuit or Graphene circuit.
Described bridging circuit 5 is positioned at directly over the electrical isolation circuit of Graphene formation, and keeps intermittently with the electrical isolation circuit that Graphene forms.
Described bridging circuit 5 consists of metal.
Described bridging circuit 5 consists of Graphene.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (6)
1. a graphene conductive film; it is characterized in that: described conductive film includes graphene-based bottom, graphene conductive layer and protective seam; graphene conductive layer is between graphene-based bottom and protective seam; on graphene conductive layer, data plate has electrical isolation circuit; electrical isolation circuit is separated into a plurality of quadrilateral Graphene conduction units by graphene conductive layer; conduction unit is multiple lines and multiple rows and is equidistantly staggered; with the connection line forming by Graphene between a line conduction unit, be communicated with, between same row conduction unit, by bridging circuit, be communicated with.
2. a kind of graphene conductive film as claimed in claim 1, is characterized in that: between graphene-based bottom and protective seam, be provided with lead wire circuit, lead wire circuit lays respectively at the edge of Graphene sensing layer.
3. a kind of graphene conductive film as claimed in claim 2, is characterized in that: described lead wire circuit is conductive silver paste circuit, copper circuit or Graphene circuit.
4. a kind of graphene conductive film as claimed in claim 1, is characterized in that: described bridging circuit is positioned at directly over the electrical isolation circuit of Graphene formation, and keeps intermittently with the electrical isolation circuit that Graphene forms.
5. a kind of graphene conductive film as claimed in claim 4, is characterized in that: described bridging circuit is metal material.
6. a kind of graphene conductive film as claimed in claim 4, is characterized in that: described bridging circuit is grapheme material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665581.1U CN203535617U (en) | 2013-10-25 | 2013-10-25 | Graphene electro-conductive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320665581.1U CN203535617U (en) | 2013-10-25 | 2013-10-25 | Graphene electro-conductive film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203535617U true CN203535617U (en) | 2014-04-09 |
Family
ID=50421801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320665581.1U Expired - Lifetime CN203535617U (en) | 2013-10-25 | 2013-10-25 | Graphene electro-conductive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203535617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199580A (en) * | 2014-08-29 | 2014-12-10 | 合肥鑫晟光电科技有限公司 | Touch screen, manufacturing method of touch screen and touch display device |
-
2013
- 2013-10-25 CN CN201320665581.1U patent/CN203535617U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199580A (en) * | 2014-08-29 | 2014-12-10 | 合肥鑫晟光电科技有限公司 | Touch screen, manufacturing method of touch screen and touch display device |
| WO2016029548A1 (en) * | 2014-08-29 | 2016-03-03 | 京东方科技集团股份有限公司 | Touch screen panel, manufacturing method thereof and touch display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING INSTITUTE OF GREEN AND INTELLIGENT TECHN Free format text: FORMER OWNER: CHONGQING INSTITUTE OF GREEN AND INTELLIGENT TECHNOLOGY Effective date: 20140911 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 401122 YUBEI, CHONGQING TO: 400714 BEIPEI, CHONGQING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140911 Address after: 400714 Chongqing Road, Beibei District, No. 266 Patentee after: CHONGQING INSTITUTE OF GREEN AND INTELLIGENT TECHNOLOGY, CHINESE ACADEMY OF SCIENCES Address before: 401122 block B, Han Chinese Center, 85 Jin Yu Road, North New District, Chongqing Patentee before: Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |
|
| CX01 | Expiry of patent term |