CN207233411U - Conducting film and touch screen - Google Patents
Conducting film and touch screen Download PDFInfo
- Publication number
- CN207233411U CN207233411U CN201720960263.6U CN201720960263U CN207233411U CN 207233411 U CN207233411 U CN 207233411U CN 201720960263 U CN201720960263 U CN 201720960263U CN 207233411 U CN207233411 U CN 207233411U
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- CN
- China
- Prior art keywords
- conductive layer
- film
- touch screen
- layer
- membrane body
- Prior art date
- 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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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
Abstract
The utility model discloses a kind of conducting film and touch screen, the conducting film includes conductive membrane body, and the conduction membrane body is nesa coating, sheet resistance≤70 Ω/ of the conduction membrane body, the conduction membrane body is equipped with line pattern, and the line pattern is grid pattern circuit.The conducting film and touch screen, conducting film can be used as the conductive layer of touch screen, during conductive layer of the conducting film as touch screen for transparent configuration and impedance it is relatively low, the circuit exposure in viewing area is not easily caused, it disclosure satisfy that requirement of the touch screen to impedance, meet the functional requirement of touch screen, and, grid pattern circuit overall distribution is uniform, and optical characteristics is preferable, and transmitance is higher, the visuality of conductive layer can be effectively improved, the optical property of touch-control screen products is improved, mesh design spacing can accomplish larger that technique manufacture difficulty is smaller during actual fabrication.
Description
Technical field
It the utility model is related to display screen technology field, more particularly to a kind of conducting film and touch screen.
Background technology
Touch screen can be realized carries out human-computer dialogue by touch operation, it is as a kind of simply and easily human-computer interaction side
Formula, is more and more widely used.Traditional, for the touch-control screen products of some large-size screens, its conductive layer master
Metal grill is designed to using metal conductive film, common are Agmesh (silver-colored grid) and Cumesh (copper mesh).It is but golden
Belong to the circuit exposure that conducting film is be easy to cause in viewing area, cause product poor optical properties, metal grill is bonded easy production with liquid crystal
Raw moire fringes, need to accomplish very thin circuit in technique, general mesh design spacing need to accomplish less than 5 μm can be only achieved it is good
Good hidden effect, technique manufacture difficulty are larger.
Utility model content
Based on this, it is necessary to a kind of conducting film and touch screen be provided, the optical characteristics of the conducting film and touch screen compared with
It is good, and manufacture craft difficulty is smaller.
Its technical solution is as follows：
A kind of conducting film, including conductive membrane body, the conduction membrane body is nesa coating, the conduction membrane body
Sheet resistance≤70 Ω/, the conduction membrane body are equipped with line pattern, and the line pattern is grid pattern circuit.
In one of the embodiments, the conductive membrane body be ITO (IndiumTinoxide, tin indium oxide) film,
Silver nanowire film or PEDOT (Polyglycolic acid fibre) film.
In one of the embodiments, the conductive membrane body is folded to set to be formed successively for ito thin film with silver nanowire film
Film；Alternatively, the conduction membrane body is ito thin film, silver nanowire film is folded and sets the film to be formed successively with ito thin film；
Alternatively, the conduction membrane body is folded and sets the film to be formed successively for ito thin film, Copper thin film and ito thin film.
A kind of touch screen, including the first conductive layer and the second conductive layer set is folded successively, first conductive layer is using such as
The conducting film, first conductive layer are emitter line layer TX or receiving pole line layer RX, second conductive layer
Correspond to receiving pole line layer RX or emitter line layer TX.
In one of the embodiments, second conductive layer is low square resistance conductive layer, the sheet resistance of second conductive layer
≤ 70 Ω/, second conductive layer is ito thin film, elargol metal grill film, copper metal grid film or nano silver are thin
Film.
In one of the embodiments, the touch screen further includes the first adhesive layer, and second conductive layer passes through described
First adhesive layer bonds together with first conductive layer.
In one of the embodiments, second conductive layer is electrically conducting transparent transfer film.
In one of the embodiments, the touch screen further includes the second adhesive layer and cover board, the cover board, the second glue
Adhesion coating, the second conductive layer and the first conductive layer are folded set successively, and the cover board is led by second adhesive layer and described second
Electric layer bonds together.
In one of the embodiments, second adhesive layer is OCA (OpticallyLlearAdhesive, optical lens
Bright adhesive).
In one of the embodiments, the cover board is CG (CoverGlass, cover-plate glass).
The beneficial effects of the utility model are：
The conducting film, can use as the conductive layer of touch screen, by the way that conductive membrane body is arranged to nesa coating,
Its sheet resistance is set smaller than the low square resistance equal to 70 Ω/, and line pattern thereon is designed using grid pattern circuit,
During conductive layer of the conducting film as touch screen for transparent configuration and impedance it is relatively low, do not easily cause the circuit exposure in viewing area,
It disclosure satisfy that requirement of the touch screen to impedance, meet the functional requirement of touch screen, also, grid pattern circuit overall distribution is equal
Even, optical characteristics is preferable, and transmitance is higher, can be effectively improved the visuality of conductive layer, improves the optical of touch-control screen products
Can, mesh design spacing can accomplish larger during actual fabrication, compared to less than 5 μm of the requirement of conventional metals conducting film, technique system
It is smaller to make difficulty.
The touch screen, the first conductive layer and the second conductive layer are folded set to form touch-control screen products successively, and the first conductive layer is adopted
With conducting film described above, possesses the technique effect of the conducting film, the optical characteristics of the touch screen is preferable, and manufacture craft is difficult
Degree is smaller.
Brief description of the drawings
Fig. 1 is the structure diagram of the conducting film described in the utility model embodiment；
Fig. 2 is the enlarged structure schematic diagram of the line pattern of the conducting film described in the utility model embodiment；
Fig. 3 is the structure diagram one of the touch screen described in the utility model embodiment；
Fig. 4 is the structure diagram two of the touch screen described in the utility model embodiment.
Description of reference numerals：
100th, conducting film, 110, conductive membrane body, 120, line pattern, the 200, first conductive layer, the 300, second conductive layer,
400th, the first adhesive layer, the 500, second adhesive layer, 600, cover board.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is to make to this practicality newly
The more thorough and comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element be referred to as " directly existing " another element " on " when,
There is no intermediary element.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood implication of technical staff in domain is identical.It is simply in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all combination of one or more relevant Listed Items.Term as used herein " first ", " second "
It is used to distinguish object Deng herein, but these objects should not be limited by these terms.
As shown in Figure 1 and Figure 2, a kind of conducting film 100, including conductive membrane body 110.The conduction membrane body 110 is transparent
Conducting film 100.Sheet resistance≤70 Ω/ of the conduction membrane body 110.The conduction membrane body 110 is equipped with line pattern
120, the line pattern 120 is grid pattern circuit.Specifically, yellow light making technology can be used to make for the conducting film 100
Into the conductive layer with fine rule road grid.The conducting film 100, can use as the conductive layer of touch screen, by by conducting film
Body 110 is arranged to nesa coating 100, its sheet resistance is set smaller than the low square resistance equal to 70 Ω/, and by line thereon
For road pattern 120 using the design of grid pattern circuit, when conductive layer of the conducting film 100 as touch screen is transparent configuration and impedance
It is relatively low, compared to the metal conductive film of the opaque structure of tradition, the circuit exposure in viewing area is not easily caused, disclosure satisfy that touch-control
Shield the requirement to impedance, meet the functional requirement of touch screen, also, compared to traditional flagpole pattern line construction, grid chart
The channel design overall distribution of shape circuit is more uniform, and optical characteristics is preferable, and transmitance is higher, can be effectively improved visuality,
The optical property of touch-control screen products is improved, mesh design spacing can accomplish 50 μm during actual fabrication, conductive compared to conventional metals
Less than 5 μm of film requirement, technique manufacture difficulty is smaller.The conducting film of the present embodiment is especially applicable for large-sized touch screen
In, optical characteristics is preferable, and manufacture craft difficulty is smaller；In addition, it can also be applied to tablet, the pen electricity of extra increase capacitance pen function
In the small-medium size touch screen such as product, optical characteristics is preferable.
Alternatively, the conductive membrane body 110 is ito thin film, silver nanowire film or PEDOT films, it is transparent
Film, making technology is ripe, and production yield is high, can effectively save cost.Optionally, the conductive membrane body 110 is thin for ITO
Film is folded and sets the film to be formed successively with silver nanowire film；Alternatively, the conduction membrane body 110 is ito thin film, silver nanowire is thin
Film is folded and sets the film to be formed successively with ito thin film；Alternatively, the conduction membrane body 110 is ito thin film, Copper thin film and ito thin film
Fold successively and set the film to be formed.And then conductive membrane body 110 is by the way of ito thin film mixes with metallic film folded set, ITO
Characteristic with good electrically conducting transparent, good optical properties, metallic film possess relatively low sheet resistance, can ensure optical characteristics
On the basis of good, the sheet resistance of the conducting film 100 is further reduced.
As shown in figure 3, a kind of touch screen, including the first conductive layer 200 and the second conductive layer 300 set is folded successively.It is described
First conductive layer 200 uses conducting film 100 as described above, and first conductive layer 200 is emitter line layer TX or reception
Pole line layer RX.Second conductive layer 300 corresponds to receiving pole line layer RX or emitter line layer TX.The touch screen,
First conductive layer 200 and the second conductive layer 300 are folded successively to be set to form touch-control screen products, and the first conductive layer 200 is using described above
Conducting film 100, possess the technique effect of the conducting film 100, the optical characteristics of the touch screen is preferable, manufacture craft difficulty compared with
It is small.
Optionally, as shown in figure 3, second conductive layer 300 is low square resistance conductive layer, second conductive layer 300
Sheet resistance≤70 Ω/.Second conductive layer 300 is ito thin film, elargol metal grill film, copper metal grid film or receives
Rice Ag films.Using the above structure, the first conductive layer 200 and the second conductive layer 300 can form the touch screen of GFF structures, this is touched
The sheet resistance of control screen is smaller, and optical characteristics is preferable, and design collocation is various, has wide range of applications.Specifically, when the second conductive layer 300
When using the above structure, the touch screen further includes the first adhesive layer 400, and second conductive layer 300 passes through first glue
Adhesion coating 400 bonds together with first conductive layer 200, and connection is convenient, and stacking is reliable.Alternatively, first adhesive layer
400 be OCA, easily manufactured, and bonding is reliable.
Optionally, as described in Figure 4, second conductive layer 300 is electrically conducting transparent transfer film, and then, the first conductive layer
200 and second conductive layer 300 can form the touch screens of GF2 structures, optical characteristics is preferable, has wide range of applications.Specifically, when
When two conductive layers 300 are electrically conducting transparent transfer film, the second conductive layer 300 can be transferred to described first by thermal transfer technology and be led
In electric layer 200.
In the present embodiment, as shown in Figure 3, Figure 4, the touch screen further includes the second adhesive layer 500 and cover board 600.Institute
State cover board 600, the second adhesive layer 500, the second conductive layer 300 and the first conductive layer 200 successively fold set.The cover board 600 is logical
Second adhesive layer 500 is crossed to bond together with second conductive layer 300.Using the above structure, cover board 600 can play
Protective effect.Alternatively, second adhesive layer 500 is OCA, easily manufactured, and bonding is reliable.Alternatively, the cover board 600 is
CG。
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of conducting film, it is characterised in that including conductive membrane body, the conduction membrane body is nesa coating, described to lead
The sheet resistance of electrolemma body≤70 Ω/, the conduction membrane body are equipped with line pattern, and the line pattern is grid pattern line
Road.
2. conducting film according to claim 1, it is characterised in that the conduction membrane body is ito thin film, silver nanowire is thin
Film or PEDOT films.
3. conducting film according to claim 1, it is characterised in that the conduction membrane body is ito thin film and silver nanowire
Film is folded set the film to be formed successively；Alternatively, it is described conduction membrane body for ito thin film, silver nanowire film and ito thin film successively
It is folded to set the film to be formed；Alternatively, it is described conduction membrane body for ito thin film, Copper thin film and ito thin film successively fold set to be formed it is thin
Film.
4. a kind of touch screen, it is characterised in that including folding the first conductive layer and the second conductive layer that set successively, described first is conductive
For layer using such as claim 1-3 any one of them conducting films, first conductive layer is emitter line layer TX or receiving pole
Line layer RX, second conductive layer correspond to receiving pole line layer RX or emitter line layer TX.
5. touch screen according to claim 4, it is characterised in that second conductive layer is low square resistance conductive layer, described
The sheet resistance of second conductive layer≤70 Ω/, second conductive layer is ito thin film, elargol metal grill film, copper metal grid
Film or nano silver film.
6. touch screen according to claim 5, it is characterised in that further include the first adhesive layer, second conductive layer leads to
First adhesive layer is crossed to bond together with first conductive layer.
7. touch screen according to claim 4, it is characterised in that second conductive layer is electrically conducting transparent transfer film.
8. according to claim 4-7 any one of them touch screens, it is characterised in that the second adhesive layer and cover board are further included,
The cover board, the second adhesive layer, the second conductive layer and the first conductive layer are folded set successively, and the cover board is gluing by described second
Layer bonds together with second conductive layer.
9. touch screen according to claim 8, it is characterised in that second adhesive layer is OCA.
10. touch screen according to claim 8, it is characterised in that the cover board is CG.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960263.6U CN207233411U (en) | 2017-08-02 | 2017-08-02 | Conducting film and touch screen |
| PCT/CN2017/103881 WO2019024217A1 (en) | 2017-08-02 | 2017-09-28 | Conductive film and touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960263.6U CN207233411U (en) | 2017-08-02 | 2017-08-02 | Conducting film and touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207233411U true CN207233411U (en) | 2018-04-13 |
Family
ID=61856218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720960263.6U Active CN207233411U (en) | 2017-08-02 | 2017-08-02 | Conducting film and touch screen |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207233411U (en) |
| WO (1) | WO2019024217A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107665065A (en) * | 2017-09-21 | 2018-02-06 | 意力(广州)电子科技有限公司 | A kind of contact panel and contactor control device |
| CN109031750A (en) * | 2018-08-22 | 2018-12-18 | 苏州美嘉写智能显示科技有限公司 | A kind of white light writing, reflection enhancement type liquid crystal board and preparation method thereof |
| CN110058747A (en) * | 2019-04-30 | 2019-07-26 | 意力(广州)电子科技有限公司 | A kind of transparent border touch screen and preparation method thereof |
| CN114388173A (en) * | 2021-09-10 | 2022-04-22 | 苏州清听声学科技有限公司 | Superconducting narrow-frame conducting device and directional ultrasonic transparent screen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063951B (en) * | 2010-11-05 | 2013-07-03 | 苏州苏大维格光电科技股份有限公司 | Transparent conductive film and manufacturing method thereof |
| CN102723126B (en) * | 2012-05-09 | 2015-10-21 | 南昌欧菲光科技有限公司 | A kind of patterned transparent conductive film based on random grid |
| CN103425375A (en) * | 2013-08-09 | 2013-12-04 | 芜湖长信科技股份有限公司 | Capacitive touch screen and manufacturing method thereof |
| CN103472969A (en) * | 2013-09-26 | 2013-12-25 | 苏州胜利光学玻璃有限公司 | Capacitive touch screen |
| CN105653106B (en) * | 2015-12-25 | 2019-11-29 | 芜湖伦丰电子科技有限公司 | A kind of capacitance touch screen and its manufacturing method of GF2 structure |
-
2017
- 2017-08-02 CN CN201720960263.6U patent/CN207233411U/en active Active
- 2017-09-28 WO PCT/CN2017/103881 patent/WO2019024217A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107665065A (en) * | 2017-09-21 | 2018-02-06 | 意力(广州)电子科技有限公司 | A kind of contact panel and contactor control device |
| WO2019056580A1 (en) * | 2017-09-21 | 2019-03-28 | 意力(广州)电子科技有限公司 | Touch panel and touch device |
| CN109031750A (en) * | 2018-08-22 | 2018-12-18 | 苏州美嘉写智能显示科技有限公司 | A kind of white light writing, reflection enhancement type liquid crystal board and preparation method thereof |
| CN110058747A (en) * | 2019-04-30 | 2019-07-26 | 意力(广州)电子科技有限公司 | A kind of transparent border touch screen and preparation method thereof |
| CN114388173A (en) * | 2021-09-10 | 2022-04-22 | 苏州清听声学科技有限公司 | Superconducting narrow-frame conducting device and directional ultrasonic transparent screen |
| CN114388173B (en) * | 2021-09-10 | 2023-10-31 | 苏州清听声学科技有限公司 | Directional ultrasonic transparent screen |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019024217A1 (en) | 2019-02-07 |
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