CN109597513A - Touch film, preparation method thereof and touch screen - Google Patents
Touch film, preparation method thereof and touch screen Download PDFInfo
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- CN109597513A CN109597513A CN201710939969.9A CN201710939969A CN109597513A CN 109597513 A CN109597513 A CN 109597513A CN 201710939969 A CN201710939969 A CN 201710939969A CN 109597513 A CN109597513 A CN 109597513A
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- touch
- layer
- control
- conductive pattern
- lead
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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
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention relates to a touch film, a preparation method thereof and a touch screen. The touch control film comprises a base material, a touch control layer and a shading layer, wherein the touch control layer is arranged on the base material and comprises a touch control circuit positioned in a visible area and a touch control lead wire positioned in a non-visible area, one end of the touch control lead wire is connected with the touch control circuit, and the shading layer is directly formed on the touch control layer, covers the touch control lead wire and exposes the visible area. That is, the light shield layer can cover the touch lead wire and expose the touch circuit to directly divide the touch film into a visible area and a non-visible area, avoid the step of silk screen printing ink on the cover plate glass. When the touch screen is manufactured, the alignment deviation between the cover plate glass and the touch control assembly comprising the touch control film is reduced, and the production yield of the touch screen is improved.
Description
Technical field
The present invention relates to electronic technology fields, more particularly to a kind of touch-control film and preparation method thereof and touch screen.
Background technique
With the rapid development of electronic technology, the device with touch screen is more and more popular with consumers.In general, touching
Touching screen includes cover-plate glass, touch control component and the display component being stacked, and the back side silk-screen of cover-plate glass has ink, and ink is attached
In the specified region of cover-plate glass, cover-plate glass is divided into visible area and non-visible area domain.Fitting cover-plate glass and
When touch control component, the operable area by the visible area of cover-plate glass and touch control component is needed to align, in sticking touch control
When component and display component, the display area by the operable area of touch control component and display component is needed to align.Therefore,
It when being bonded cover-plate glass, touch control component and display component, at least needs to be aligned twice, production will be increased in this way and touched
Fitting deviation when screen, reduces the yield of touch screen.
Summary of the invention
Based on this, it is necessary to for the lower problem of conventional touch screen yield, provide a kind of higher touch-control film of yield
And preparation method thereof and touch screen.
A kind of touch-control film, comprising:
Substrate；
Touch control layer, setting on the substrate, including the touch control line positioned at visible area and are located at non-visible area and one end
The touch-control lead being connect with the touch control line；And
Light shield layer is formed directly into the touch control layer, covers the touch-control lead, and expose the visible area.
Above-mentioned touch-control film is provided with light shield layer, and light shield layer can cover in touch-control lead and expose touch control line, thus
Touch-control film is directly divided into visible area and non-visible area domain, is avoided the cover-plate glass ink for screen printing the step of.It is making
When making touch screen, also just reduce the contraposition deviation between cover-plate glass and the touch control component for including the touch-control film, improves
The production yield of touch screen.Moreover, when producing touch-control film, can on a biggish substrate of area simultaneous processing it is multiple
Touch-control film, is finally cut again, compared with traditional mode for monolithic cover-plate glass ink for screen printing, is mentioned significantly
The high production efficiency of touch screen.
The substrate includes the first surface and second surface being oppositely arranged, the touch-control in one of the embodiments,
Layer includes the second conductive layer set on the first conductive layer of the first surface and set on the second surface, and described first leads
Electric layer includes the first electrode lead that the first conductive pattern and one end are connect with first conductive pattern, second conductive layer
Including the second electrode lead that the second conductive pattern and one end are connect with second conductive pattern, first conductive pattern with
Second conductive pattern constitutes the touch control line, and the first electrode lead and the second electrode lead constitute the touching
Lead is controlled, the light shield layer is formed on first conductive layer.
Above-mentioned touch-control film is two-sided single layer structure, and light shield layer is formed on the first conductive layer and can cover in the simultaneously
One contact conductor and second electrode lead avoid so that touch-control film is directly divided into visible area and non-visible area domain
The cover-plate glass ink for screen printing the step of.When making touch screen, also just reduce cover-plate glass with include the touch-control film
Touch control component between contraposition deviation, improve the production yield of touch screen.
The substrate includes the first surface and second surface being oppositely arranged, the touch-control in one of the embodiments,
Route is set to the first surface, and the touch control line includes the first conductive pattern and the second conductive pattern of mutually insulated, institute
State touch-control lead include the first electrode lead being electrically connected with first conductive pattern and with second conductive pattern electricity
Second conductive pattern of connection.
Above-mentioned touch-control film is single-surface single-layer structure, and light shield layer is formed in touch control layer and can cover in the first electricity simultaneously
Pole lead and second electrode lead are avoided and are being covered so that touch-control film is directly divided into visible area and non-visible area domain
The step of glass sheet ink for screen printing.When making touch screen, also just reduce cover-plate glass with include the touch-control film touching
The contraposition deviation between component is controlled, the production yield of touch screen is improved.
It in one of the embodiments, further include separation layer, the substrate includes the first surface being oppositely arranged and second
Surface, the touch control layer include being set to the first conductive layer of the first surface and being stacked with first conductive layer
Second conductive layer, the separation layer is between first conductive layer and second conductive layer, so that described first is conductive
Layer and the second conductive layer mutually insulated, first conductive layer include the first conductive pattern and one end and first conduction
The first electrode lead of pattern connection, second conductive layer include the second conductive pattern and one end and second conductive pattern
The second electrode lead of connection, first conductive pattern and second conductive pattern constitute the touch control line, and described the
One contact conductor and the second electrode lead constitute the touch-control lead, and the light shield layer is formed in second conductive layer
On.
Above-mentioned touch-control film is single-surface double-layer structure, and light shield layer is formed on the second conductive layer and can cover in the simultaneously
One contact conductor and second electrode lead avoid so that touch-control film is directly divided into visible area and non-visible area domain
The cover-plate glass ink for screen printing the step of.When making touch screen, also just reduce cover-plate glass with include the touch-control film
Touch control component between contraposition deviation, improve the production yield of touch screen.
It in one of the embodiments, further include insulating layer, the insulating layer is covered on the touch control line and the screening
On photosphere.Insulating layer can be effectively isolated steam and touch control line and touch-control lead, improve the reliability of touch-control film.
The material of the light shield layer is black dry film or black photosensitive ink in one of the embodiments,.Dry film and
Photosensitive-ink is etched after can directly attaching by yellow light technique.
A kind of touch screen, including cover-plate glass, the above-mentioned any touch-control film and display screen being stacked, the touching
Film is controlled between the cover-plate glass and the display screen, and the light shield layer is located at the touch-control film and the substrate
Between.
Since the yield and production efficiency of touch-control film are all higher, thus the yield of the touch screen comprising the touch-control film
It is also higher with production efficiency.
A kind of preparation method of touch-control film, comprising the following steps:
Substrate is provided；
Touch control layer is made on the substrate, forms the touch control line of visible area and the touch-control lead of non-visible area, it is described
One end of touch-control lead is connect with the touch control line；And
Light shield layer is formed in the touch control layer, the light shield layer covers the touch-control lead, and exposes the visible area.
The touch-control film made of the above method, is provided with light shield layer, and light shield layer can cover in touch-control lead and expose
Touch control line avoids so that touch-control film is directly divided into visible area and non-visible area domain in cover-plate glass silk-screen oil
The step of ink.When making touch screen, also just reduce between cover-plate glass and the touch control component for including the touch-control film
Contraposition deviation improves the production yield of touch screen.
Light shield layer is formed on the substrate in one of the embodiments, to specifically comprise the following steps:
One layer of photosensitive-ink is covered in the touch control layer；
The photosensitive-ink is processed using yellow light technique, removes the part of visible area described in the photosensitive-ink face.
Light shield layer is processed by yellow light process, it is ensured that machining accuracy improves the production yield of touch-control film.
A kind of preparation method of touch-control film in one of the embodiments, comprising the following steps:
The conductive film base material of single-layer double-side is provided；
Touch control layer is made on the substrate, forms the touch control line of visible area and the touch-control lead of non-visible area, it is described
One end of touch-control lead is connect with the touch control line；And
Light shield layer is attached in the touch control layer, makes the light shield layer cover the touch-control by the method that Huang work etches
Lead, and expose the visible area.
The conductive film base material for directly providing single-layer double-side carries out subsequent technique and makes production efficiency higher.
Detailed description of the invention
Fig. 1 is the top view of the touch-control film of first embodiment；
Fig. 2 is the cross-sectional view of touch-control film shown in FIG. 1；
Fig. 3 is the preparation method flow chart of touch-control film shown in FIG. 1；
Fig. 4 is the flow chart of step S130 in the preparation method of touch-control film shown in Fig. 3.
Fig. 5 is the cross-sectional view of the touch-control film of second embodiment；
Fig. 6 is the cross-sectional view of the touch-control film of 3rd embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " 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 are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
The touch screen of one embodiment can apply in the electronic equipments such as mobile phone, plate, vehicle-mounted, and touch screen includes that stacking is set
Cover-plate glass, display screen and the touch control component set, touch control component is between cover-plate glass and display screen, wherein cover-plate glass
It shields, display screen is for showing the various information such as text, figure, animation, video.Touch control component include touch-control film and
Flexible circuit board, flexible circuit board and touch-control film are bound.
As shown in Figures 1 and 2, touch-control film 100 includes substrate 110, touch control line 120, touch-control lead 130 and light shield layer
140.Wherein touch control line 120, touch-control lead 130 constitute touch control layer, and touch control line 120 is located at visible area, and 130, touch-control lead
In non-visible area.Substrate 110 can be made of transparent glass material, can also be by transparent polyethylene terephthalate
(Polyethylene terephthalate, PET) or cyclic olefin copolymer (Cyclic Olefin Polymer, COP)
Material is made.
Touch control line 120 is arranged on substrate 110, and touch control line 120 can be by tin indium oxide (Indium tin
Oxide, ITO) etc. transparent conductive material formed by exposure-development-etching-stripping processing procedure.
Touch-control lead 130 is arranged on substrate 110, and one end is connect with touch control line 120.Touch-control lead 130 can be by
The metal materials such as copper are formed by way of exposure-development-etching-stripping.
Light shield layer 140 is formed directly into touch control layer, covers touch-control lead 130, and expose visible area, namely exposes touch-control
Route 120.In touch screen, light shield layer 140 between cover-plate glass and substrate 110, and by setting light shield layer 140 with
Adhesive layer between cover-plate glass realizes being bonded for touch control component and cover-plate glass, so that light shield layer 140 can cover in touch-control
Lead 130 and the aesthetics for guaranteeing electronic equipment, and the normal touch function of touch screen and display function will not be interfered.Light shield layer
140 can be formed by way of exposure-development-etching-stripping by the lower material of light transmittance.In the present embodiment, it hides
Photosphere 140 is by pre-fabricated black dry film (black color photosensitive resin), after being affixed directly in touch control layer, using yellow light technique
It is made.In other embodiments, light shield layer 140 can also be photosensitive printing ink layer, and photosensitive-ink is realized by ultraviolet light to be solidified
Afterwards, it recycles yellow light process to process and light shield layer 140 is made.
Light shield layer 140 is provided on the touch-control film 100 of present embodiment, light shield layer 140 can cover in touch-control lead 130
And expose touch control line 120, so that touch-control film 100 is directly divided into visible area and non-visible area domain, avoids and covering
The step of glass sheet ink for screen printing.When making touch screen, also just reduce cover-plate glass with include the touch-control film 100
Contraposition deviation between touch control component improves the production yield of touch screen.Moreover, when producing touch-control film 100, it can be one
The multiple touch-control films 100 of simultaneous processing, are finally cut again on a biggish substrate of area, are directed to monolithic with traditional
The mode of cover-plate glass ink for screen printing is compared, and the production efficiency of touch screen is substantially increased.
Touch-control film 100 further includes insulating layer (not shown), and insulating layer is covered on touch control line 120 and light shield layer 140.
Insulating layer can be effectively isolated steam and touch control line 120 and touch-control lead 130, improve the reliability of touch-control film 100.
When preparing touch-control film 100, as shown in Figure 3, comprising the following steps:
Step S110, provides substrate 110, and the material of substrate 110 can be glass, or the plastics such as PET or COP
Material.
Step S120, makes touch control layer on substrate 110, forms touch control line 120 and the touching of non-visible area of visible area
Lead 130 is controlled, one end of touch-control lead 130 is connect with touch control line 120.Specifically, ito film layer is plated on substrate 110, and
A metal layer is plated on ito film layer, the material of metal layer is usually copper.Pass through the processing procedures such as exposure-development-etching-stripping again
Successively obtained touch-control lead 130 and touch control line 120.
Step S130 forms light shield layer 140 in touch control layer, and light shield layer 140 covers touch-control lead 130, and exposes visual
Area.Specifically, as shown in figure 4, step S130 further include:
Step S132, covers one layer of photosensitive-ink in touch control layer, and photosensitive-ink can pass through press mold or the side of printing
Formula is formed in the surface of touch control layer.
Step S134 processes photosensitive-ink using yellow light technique, removes the part of photosensitive-ink face visible area, photosensitive oil
The remaining part of ink is light shield layer 140.Yellow light technique mainly includes the processing procedures such as exposure-development-etching-stripping.
The touch-control film 100 made of the above method, reduce cover-plate glass with include the touch-control film 100 touching
The contraposition deviation between component is controlled, the production yield of touch screen is improved.Moreover, light shield layer 140 is processed by yellow light process,
It ensures machining accuracy, improves the production yield of touch-control film 100.
In other embodiments, the photosensitive-ink replaces with black dry film.
Referring to FIG. 2, for the touch-control film 100 of present embodiment, it be two-sided single layer structure (single layer of substrate material,
The two-sided formation touch control electrode of substrate).Fig. 5 and Fig. 6 is please referred to, in other embodiments, touch-control film is also possible to single side list
Layer structure or single-surface double-layer structure.
As shown in Fig. 2, touch-control film 100 is two-sided single layer structure.Specifically, substrate 110 includes first be oppositely arranged
Surface and second surface, touch control layer include that the first conductive layer set on first surface and second set on second surface are conductive
Layer, the first conductive layer includes the first electrode lead 132 that the first conductive pattern 122 and one end are connect with the first conductive pattern 122,
Second conductive layer includes the second electrode lead 134 that the second conductive pattern 124 and one end are connect with the second conductive pattern 124.The
One conductive pattern 122 and the second conductive pattern 124 constitute the touch control line 120 for being located at visible area, the first conductive pattern 122 and the
Two conductive patterns 124 can be formed by ITO etc. transparent conductive material by exposure-development-etching-stripping processing procedure.The
One contact conductor 132 constitutes the touch-control lead 130 for being located at non-visible area with second electrode lead 134.Light shield layer 140 is formed in
On one conductive layer, first electrode lead 132 can be covered in, can also cover in second electrode lead 134.
As shown in figure 5, touch-control film 200 is single-surface single-layer structure.Specifically, touch-control film 200 includes substrate 210, touching
Route 220, touch-control lead 230 and light shield layer 240 are controlled, touch control line 220 and touch-control lead 230 constitute touch control layer, and touch-control line
Road 220 is located at visible area, and touch-control lead 230 is located at non-visible area.Substrate 210 includes the first surface and the second table being oppositely arranged
Face, touch control line 220 are set to first surface, and touch control line 220 includes the first conductive pattern and the second conductive pattern of mutually insulated
Case.Touch-control lead 230 includes the first electrode lead being electrically connected with the first conductive pattern and is electrically connected with the second conductive pattern
Second electrode lead.Light shield layer 240 is formed in touch control layer, covers first electrode lead and second electrode lead.
As shown in fig. 6, touch-control film 300 is single-surface double-layer structure.Specifically, touch-control film 300 includes substrate 310, touching
Route 320, touch-control lead 330, light shield layer 340 and separation layer 350 are controlled, touch control line 320 and touch-control lead 330 constitute touch-control
Layer, touch control line 320 are located at visible area, and touch-control lead 330 is located at non-visible area.Substrate 310 includes the first table being oppositely arranged
Face and second surface, touch control layer include second for being set to the first conductive layer of first surface and being stacked with the first conductive layer
Conductive layer, separation layer 350 is between the first conductive layer and the second conductive layer, so that the first conductive layer and the second conductive layer are mutual
Insulation.First conductive layer includes the first electrode lead that the first conductive pattern 322 and one end are connect with the first conductive pattern 322
332, the second conductive layer includes the second electrode lead that the second conductive pattern 324 and one end are connect with the second conductive pattern 324
334.First conductive pattern 322 and the second conductive pattern 324 constitute the touch control line 320 for being located at visible area.First electrode lead
332 constitute the touch-control lead 330 for being located at non-visible area with second electrode lead 334.
Light shield layer 340 is formed in first surface and covers first electrode lead 332 and second electrode lead 334.
A kind of preparation method of touch-control film in one of the embodiments, comprising the following steps:
The conductive film base material of single-layer double-side is provided；
Touch control layer is made on the substrate, forms the touch control line of visible area and the touch-control lead of non-visible area, it is described
One end of touch-control lead is connect with the touch control line；And
Light shield layer is attached in the touch control layer, makes the light shield layer cover the touch-control by the method that Huang work etches
Lead, and expose the visible area.
The conductive film base material for directly providing such as single-layer double-side of Dong company sale carries out subsequent technique and production is imitated
Rate is higher.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies 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, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of touch-control film characterized by comprising
Substrate；
Touch control layer is arranged on the substrate, including being located at the touch control line of visible area and positioned at non-visible area and one end and institute
State the touch-control lead of touch control line connection；And
Light shield layer is formed directly into the touch control layer, covers the touch-control lead, and expose the visible area.
2. touch-control film according to claim 1, which is characterized in that the substrate include the first surface being oppositely arranged and
Second surface, the touch control layer include set on the first conductive layer of the first surface and set on the second of the second surface
Conductive layer, first conductive layer include that the first electrode that connect with first conductive pattern of the first conductive pattern and one end is drawn
Line, second conductive layer include the second electrode lead that the second conductive pattern and one end are connect with second conductive pattern,
First conductive pattern and second conductive pattern constitute the touch control line, the first electrode lead and described second
Contact conductor constitutes the touch-control lead, and the light shield layer is formed on first conductive layer.
3. touch-control film according to claim 1, which is characterized in that the substrate include the first surface being oppositely arranged and
Second surface, the touch control line are set to the first surface, and the touch control line includes the first conductive pattern of mutually insulated
And second conductive pattern, the touch-control lead include the first electrode lead being electrically connected with first conductive pattern and with institute
State the second conductive pattern of the second conductive pattern electrical connection.
4. touch-control film according to claim 1, which is characterized in that further include separation layer, the substrate includes opposite sets
The first surface and second surface set, the touch control layer include set on the first conductive layer of the first surface and with described the
The second conductive layer that one conductive layer is stacked, the separation layer be located at first conductive layer and second conductive layer it
Between, so that first conductive layer and the second conductive layer mutually insulated, first conductive layer includes the first conductive pattern
And the first electrode lead that one end is connect with first conductive pattern, second conductive layer include the second conductive pattern and one
The second electrode lead connecting with second conductive pattern is held, first conductive pattern and second conductive pattern are constituted
The touch control line, the first electrode lead and the second electrode lead constitute the touch-control lead, the light shield layer shape
At on the second conductive layer.
5. touch-control film according to claim 1, which is characterized in that further include insulating layer, the insulating layer is covered on institute
It states on touch control line and the light shield layer.
6. touch-control film according to claim 1, which is characterized in that the material of the light shield layer is black dry film or black
Color ink.
7. a kind of touch screen, which is characterized in that including the cover-plate glass, as claimed in any one of claims 1 to 6 being stacked
Touch-control film and display screen, the touch-control film is between the cover-plate glass and the display screen, and the light shield layer position
Between the touch-control film and the substrate.
8. a kind of preparation method of touch-control film, which comprises the following steps:
Substrate is provided；
Touch control layer is made on the substrate, forms the touch control line of visible area and the touch-control lead of non-visible area, the touch-control
One end of lead is connect with the touch control line；And
Light shield layer is formed in the touch control layer, the light shield layer covers the touch-control lead, and exposes the visible area.
9. the preparation method of touch-control film according to claim 8, which is characterized in that form light shield layer on the substrate
Specifically comprise the following steps:
One layer of photosensitive-ink is covered in the touch control layer；
The photosensitive-ink is processed using yellow light technique, removes the part of visible area described in the photosensitive-ink face.
10. a kind of preparation method of touch-control film, which comprises the following steps:
The conductive film base material of single-layer double-side is provided；
Touch control layer is made on the substrate, forms the touch control line of visible area and the touch-control lead of non-visible area, the touch-control
One end of lead is connect with the touch control line；And
Light shield layer is attached in the touch control layer, makes the light shield layer cover the touch-control by the method that Huang work etches and draws
Line, and expose the visible area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939969.9A CN109597513A (en) | 2017-09-30 | 2017-09-30 | Touch film, preparation method thereof and touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939969.9A CN109597513A (en) | 2017-09-30 | 2017-09-30 | Touch film, preparation method thereof and touch screen |
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| Publication Number | Publication Date |
|---|---|
| CN109597513A true CN109597513A (en) | 2019-04-09 |
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ID=65956427
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710939969.9A Pending CN109597513A (en) | 2017-09-30 | 2017-09-30 | Touch film, preparation method thereof and touch screen |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111625116A (en) * | 2020-04-10 | 2020-09-04 | 南昌欧菲显示科技有限公司 | Touch module, module manufacturing process and electronic device |
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2017
- 2017-09-30 CN CN201710939969.9A patent/CN109597513A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111625116A (en) * | 2020-04-10 | 2020-09-04 | 南昌欧菲显示科技有限公司 | Touch module, module manufacturing process and electronic device |
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