CN207764773U - electronic device, touch screen and touch panel - Google Patents
electronic device, touch screen and touch panel Download PDFInfo
- Publication number
- CN207764773U CN207764773U CN201721361982.2U CN201721361982U CN207764773U CN 207764773 U CN207764773 U CN 207764773U CN 201721361982 U CN201721361982 U CN 201721361982U CN 207764773 U CN207764773 U CN 207764773U
- Authority
- CN
- China
- Prior art keywords
- layer
- touch panel
- circuit layer
- insulating layer
- circuit
- 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.)
- Active
Links
Landscapes
- Position Input By Displaying (AREA)
Abstract
The utility model discloses a kind of touch panel.Touch panel includes first circuit layer, the first insulating layer and the second circuit layer.The first circuit layer includes multiple first electrodes.First insulating layer is formed in the first circuit layer.The thickness of first insulating layer is less than or equal to micron.The second circuit layer is formed on first insulating layer.The second circuit layer includes multiple second electrodes.The multiple first electrode and the cooperation of the multiple second electrode are for detecting the touch control operation on the touch panel.The utility model discloses a kind of touch screens.Touch screen includes above-mentioned touch panel.The invention also discloses a kind of electronic devices.Electronic device includes shell and above-mentioned touch panel.
Description
Technical field
The utility model is related to technical field of touch control, more particularly, to a kind of electronic device, touch screen and touch panel.
Background technology
The touch panel of the relevant technologies is bonded using GFF attaching process, and touch panel includes two film (film) layers, two
A circuit layer and two substratum transparents, two circuit layers respectively include two kinds of capacitance electrodes, and pass through two substratum transparents respectively
Fitting in two film layers makes two kinds of capacitance electrode intervals be arranged to form detection capacitance.But film layer and substratum transparent
Thickness is larger, is unfavorable for the ultrathin development of touch panel.
Utility model content
A kind of electronic device of embodiment offer, touch screen and touch panel of the utility model.
The touch panel of the utility model embodiment includes first circuit layer, the first insulating layer and the second circuit layer.Institute
It includes multiple first electrodes to state first circuit layer.First insulating layer is formed in the first circuit layer.First insulating layer
Thickness be less than or equal to 50 microns.The second circuit layer is formed on first insulating layer.The second circuit layer includes multiple
Second electrode.The multiple first electrode and the cooperation of the multiple second electrode are for detecting the behaviour of the touch-control on the touch panel
Make.
Film (film) layer is replaced using the first relatively thin insulating layer, the thickness of touch panel can be reduced.
In some embodiments, the impedance of the first circuit layer and/or the second circuit layer is less than 40 ohm.
The impedance for reducing circuit layer is easy to use felt pen to be debugged, and can enable the developing direction for adapting to touch panel.
In some embodiments, the thickness of the first circuit layer and/or the second circuit layer is micro- 1.2 to 1.3
Between rice.
In this way, electrode to be set up directly on to the thickness that can reduce circuit layer on circuit layer.
In some embodiments, the first circuit layer further include with the first electrode be located at same layer and with it is described
First electrode connection first line and/or the second circuit layer further include with the second electrode be located at same layer and with institute
State the second circuit of second electrode connection.
In this way, electrode and circuit cloth can be saved technological process in same layer.
In some embodiments, the thickness of first insulating layer is in 0.005-1.6 microns.
Film (film) layer is replaced using using the first insulating layer of silica or high transparency insulating oil, can be reduced tactile
The thickness of panel is controlled to 0.005-1.6 microns, the thickness of touch panel can be reduced.
In some embodiments, the thickness of first insulating layer is in 0.005 microns.
If the materials'use silica of the first insulating layer, the thickness of the first insulating layer is in 0.005 microns.It is remote small
In the thickness of film (film) layer.
In some embodiments, the thickness of first insulating layer is in 1.1-1.6 microns.
If the materials'use high transparency insulating oil of the first insulating layer, the thickness of the first insulating layer is on a 1.1-1.6 microns of left sides
It is right.Much smaller than the thickness of film (film) layer.
In some embodiments, the touch panel further includes cover board.The first circuit layer passes through vapor deposition, photoetching shape
On cover board described in Cheng Yu.First insulating layer is formed in by vapor deposition in the first circuit layer.The first circuit layer position
Between the cover board and first insulating layer.The second circuit layer is by being deposited and being lithographically formed in first insulation
On layer.First insulating layer is between the first circuit layer and the second circuit layer.
In this way, the thickness of touch panel can be reduced.
The touch screen of the utility model embodiment includes the touch panel described in any of the above-described embodiment.
Touch screen can be made to reach lightening using the touch panel.
The electronic device of the utility model embodiment includes the touch panel described in shell and any of the above-described embodiment.
Electronic device can be made to reach lightening using the touch panel.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the embodiment of the utility model are from combination following accompanying drawings to embodiment party
It will be apparent and be readily appreciated that in the description of formula, wherein：
Fig. 1 is the schematic diagram for the electronic device that the utility model embodiment provides.
Fig. 2 is the schematic diagram for the touch screen that the utility model embodiment provides.
Fig. 3 is the stacking schematic diagram for the touch panel 10 that the utility model embodiment provides.
Fig. 3 a are the stacking schematic diagrames for the touch panel 10a that the utility model embodiment provides.
Fig. 3 b are the stacking schematic diagrames for the touch panel 10b that the utility model embodiment provides.
Fig. 3 c are the stacking schematic diagrames for the touch panel 10c that the utility model embodiment provides.
Fig. 4 is the decomposition diagram for the touch panel that the utility model embodiment provides.
Fig. 5 is the schematic cross-section in the manufacturing process for the touch panel that the utility model embodiment provides.
Fig. 6 is the flow diagram of the manufacturing method for the touch panel that the utility model embodiment provides.
Fig. 7 is the decomposition diagram for the touch panel that another embodiment of the utility model provides.
Fig. 8 is the flow diagram of the manufacturing method for the touch panel that another embodiment of the utility model provides.
Fig. 9 is the flow diagram of the manufacturing method for the touch panel that the another embodiment of the utility model provides.
Figure 10 is the partial sectional schematic view for the touch panel that another embodiment of the utility model provides.
Main element symbol description：
Electronic device 1000, touch screen 100, shell 200, touch panel 10, display screen 20, cover board 12, the first ink mass
13, touch-control sensing layer 14, first circuit layer 142, first electrode 1422, first line 1424, the first insulating layer 144, flat bed
1442, filled layer 1444, the second circuit layer 146, second electrode 1462, the second circuit 1464, the 148, second oil of second insulating layer
Ink stick 15, adhesive layer 16, third insulating layer 18.
Specific implementation mode
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and should not be understood as to this practicality
Novel limitation.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the utility model.
In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.Certainly, they are only
Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals
And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments
And/or the relationship between setting.In addition, the example for the various specific techniques and material that the utility model provides, but this
Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of " clockwise ", instruction " counterclockwise " be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for describing the utility model and simplifying to describe, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " first ",
" second " is used for description purposes only, and is not understood to indicate or imply relative importance or implicitly indicates indicated technology
The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more
The feature.The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific
It limits.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of preferred embodiments of the present invention includes other realization, wherein can not press shown or discuss
Sequence, include according to involved function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be by this
The embodiment person of ordinary skill in the field of utility model is understood.
It please refers to Fig.1 and Fig. 2, the touch panel 10 of the utility model first embodiment can be applied to touch screen 100,
And it can further apply in electronic device 1000.
It is appreciated that electronic device 1000 includes touch screen 100.Electronic device 1000 can be mobile phone, tablet computer, pen
Remember this computer, intelligent wearable device etc..It is illustrated by taking mobile phone as an example in the present embodiment.
It is appreciated that electronic device 1000 can be not limited to example discussed above, and should can be applied including other
The example of touch screen 100.
It is appreciated that touch screen 100 should also be not limited to be applied to electronic device 1000, and it is suitable to can be applied to other
Occasion, such as applied to equipment such as household electrical appliance or instrument and meters.
It is appreciated that touch screen 100 includes touch panel 10.Touch screen 100 generally further includes display screen 20.Display screen 20
It can be arranged in 10 downside of touch panel, for together constituting with graphical interface of user with touch panel 10.
It is appreciated that the shape and size of touch panel 10 can be corresponding with display screen 20 and cover the effective of display screen 20
Display area.As an example, the shape and size of touch panel 10 can corresponding with display screen 20 refer to the shape of touch panel 10
Shape and size can be identical as display screen 20, can so improve the utilization rate of touch panel 10 and display screen 20.Certainly, at it
In his example, the shape and size of touch panel 10 can the shape that can refer to touch panel 10 corresponding with display screen 20 and display
The shape of screen 20 is similar, and size can be slightly larger than or be slightly less than the size of display screen 20.
Certainly, touch panel 10 should also be not limited to be applied to touch screen 100, and can be applied to other suitable fields
Close, for example, applied to without display function input face on, such as laptop Trackpad etc..
Fig. 3 and Fig. 4 are please referred to, touch panel 10 includes cover board 12, the first ink mass 13 being formed on cover board 12 and touches
Control inductive layer 14.First ink mass 13 is formed in the edge of cover board 12 and covers the edge of cover board 12.Touch-control sensing layer 14 is direct
It is formed on cover board 12 and covers the first ink mass 13 and cover board 12.Touch-control sensing layer 14 includes being formed directly on cover board 12
First circuit layer 142.First circuit layer 142 includes multiple first electrodes 1422 for detecting touch operation.
Cover board 12 can be glass substrate or thin-film material.
Certainly, cover board 12 can be not limited to material mentioned above, and can use suitable material according to demand.At certain
A little cover boards 12 are can also to be strengthened to cover board 12 to promote the intensity of cover board 12 in the example of glass substrate, help to prolong
The service life of long touch panel 10 promotes product quality.
The shape of cover board 12 can be rectangle.
Certainly, the shape of cover board 12 can be not limited to rectangle, and can be depending on actual demand, such as cover board 12
Shape can also be ellipse either round rectangle.
In addition to first circuit layer 142, touch panel 10 further includes the first insulation being formed directly into first circuit layer 142
Layer 144 and the second circuit layer 146 being formed directly on the first insulating layer 144.The second circuit layer 146 includes multiple second electricity
Pole 1462.Multiple first electrodes 1422 and the cooperation of multiple second electrodes 1462 are for detecting the touch control operation on touch panel 10.
Multiple first electrodes 1422 and/or multiple second electrodes 1462 can be in array distribution.
First circuit layer 142 can be formed in by printing, coating, sputter, vapor deposition on cover board 12, certainly, first electrode
1422 manufacturing method is not limited to process above.
First circuit layer 142 can be latticed, and the grid of first circuit layer 142 could be provided as arbitrary shape, example
It such as can be the combination of any one or more in rectangle, diamond shape, pentagon, hexagon.
The material of first insulating layer 144 can be silica or high transparency insulating oil, but be not limited only to this two material.
For example, the material of the first insulating layer 144 can also be TPF optical cements.
The thickness of first insulating layer 144 is in 0.005-1.6 microns.Specifically, if the material of the first insulating layer 144 makes
With silica, then the thickness of the first insulating layer 144 is in 0.005 microns.If the materials'use of the first insulating layer 144 is high thoroughly
Bright insulating oil, then the thickness of the first insulating layer 144 is in 1.1-1.6 microns.
The shape of first insulating layer 144 and the shape of first circuit layer 142 are adapted.
Please refer to fig. 5, the first insulating layer 144 includes flat bed 1442 and the filled layer extended downwardly from flat bed 1442
1444, filled layer 1444 is filled in first circuit layer 142 and is formed by gap, and flat bed 1442 is placed in 142 table of first circuit layer
Face, the second circuit layer 146 are formed in the surface of flat bed 1442.In this way, making first circuit layer 142 and the second circuit layer 146 by
One insulating layer 144 is preferably spaced, moreover, the first insulating layer 144 and the bond strength of first circuit layer 142 are larger.
Specifically, first circuit layer 142 and the second circuit layer 146 is made to be spaced to make by the way that the first insulating layer 144 is arranged
It obtains and insulate between first circuit layer 142 and the second circuit layer 146 and realize capacitance touch function.
The second circuit layer 146 can be formed on the first insulating layer 144 by printing, coating, sputter, vapor deposition, certainly, the
The manufacturing method of two circuit layers 146 is not limited to process above.
The second circuit layer 146 can be latticed, and the grid of the second circuit layer 146 could be provided as arbitrary shape, example
It such as can be the combination of any one or more in rectangle, diamond shape, pentagon, hexagon.
The mesh shape of the second circuit layer 146 and the shape of first circuit layer 142 can be the same or different.
The grid of first circuit layer 142 and/or the second circuit layer 146 is made of superfine metal wire, the diameter of metal wire
Small to find out metal wire to human eye, the grid that metal wire is constituted is close to pellucidity.
The size of each grid of first circuit layer 142 and the second circuit layer 146 need to the resolution match of display screen 20,
The phenomenon that avoiding the occurrence of Moire fringe influences user experience.The shape of first circuit layer 142 and the second circuit layer 146, size are answered
It is adapted with shape, the size of display screen 20, to realize the effect of comprehensive touch-control.
First circuit layer 142 further includes first for being located at same layer with first electrode 1422 and being connect with first electrode 1422
Circuit 1424.
The second circuit layer 146 further includes second for being located at same layer with second electrode 1462 and being connect in second electrode 1462
Circuit 1464.
Multiple first line 1424 and multiple second circuits 1464 are in array distribution.
First circuit layer 142 and/or the second circuit layer 146 are printed using whole face, whole face exposure, and whole face development will be required
Circuit and/or electrode (induction line and periphery cabling in face) integral production come out, and circuit exists with periphery cabling wherein in face
Uniform level face.
The impedance of first circuit layer 142 and/or the second circuit layer 146 is less than 40 ohm.First circuit layer 142 and the second electricity
The impedance of road floor 146 is determined by their shape and used material.Certainly, first circuit layer 142 and the second circuit layer 146
Impedance be not limited to the above embodiment.
The thickness of first circuit layer 142 and/or the second circuit layer 146 is between 1.2 to 1.3 microns.First circuit layer 142
It is determined by their shape and used material with the thickness of the second circuit layer 146.Certainly, first circuit layer 142 and second
The thickness of circuit layer 146 can be not limited to above-mentioned section.
First circuit layer 142 and/or the second circuit layer 146 may be used metal and be made.Specifically, first circuit layer 142
And/or the second circuit layer 146 may be used metallic silver, molybdenum aluminium molybdenum or metallic copper and be made.Certainly, first circuit layer 142 and second
The material and shape of circuit layer 146 can be not limited to the above embodiment.
Touch panel 10 can also include second insulating layer 148 and the second ink mass 15.Second insulating layer 148 is formed in
On two circuit layers 146, the first insulating layer 144 and second insulating layer 148 are spaced by second electrode 1462.Second ink mass 15 is directly
It is formed in the edge of second insulating layer 148.Second ink mass 15 covers the edge of second insulating layer 148.Second ink mass, 15 He
The second circuit layer 146 is spaced by second insulating layer 148.
The material of second insulating layer 148 can be silica or high transparency insulating oil, but be not limited only to this two material.
For example, the material of second insulating layer 148 can also be TPF optical cements.
The thickness of second insulating layer 148 is in 0.005-1.6 microns.Specifically, if the material of second insulating layer 148 makes
With silica, then the thickness of the first insulating layer 144 is in 0.005 microns.If the materials'use of second insulating layer 148 is high thoroughly
Bright insulating oil, then the thickness of the first insulating layer 144 is in 1.1-1.6 microns.
First insulating layer 144 can be formed in by plating in first circuit layer 142.Second insulating layer 148 can pass through
Plating is formed in the second circuit layer 146.The manufacturing method of certain first insulating layer 144 and second insulating layer 148 be not limited to
Upper technique.
Also referring to Fig. 3 a, the touch panel 10a of second embodiment and 10 base of touch panel of first embodiment
This is identical, further comprises being arranged the adhesive layer 16 between cover board 12 and touch-control sensing layer 14 difference lies in touch panel 10.
It is formed directly with adhesive layer 16 on cover board 12, the first ink mass 13 is formed at 16 edge of adhesive layer.First ink mass
The edge of 13 covering adhesive layers 16.Touch-control sensing layer 14 is formed on adhesive layer 16, touch-control sensing layer 14 covers the first ink mass
13 and adhesive layer 16.Touch-control sensing layer 14 is used to detect the operation on touch panel 10.
The material of adhesive layer 16 can be silica or high transparency insulating oil, but be not limited only to this two material.According to
Different materials may be used to adapt to the demand of surface energy in different cover boards 12, adhesive layer 16.Plasma can also be passed through
12 surface of deep ultraviolet light processing cover board and/or.Certainly, the material of adhesive layer 16 and processing method be not limited to more than embodiment party
Formula.Adhesive layer 16 can be used for insulating and/or increase material cohesion.
The material of adhesive layer 16 can be silica or high transparency insulating oil, but be not limited only to this two material.For example,
The material of adhesive layer 16 can also be TPF optical cements.
The thickness of adhesive layer 16 is in 0.005-1.6 microns.Specifically, if the materials'use titanium dioxide of adhesive layer 16
Silicon, then the thickness of the first insulating layer 144 is in 0.005 microns.If the materials'use high transparency insulating oil of adhesive layer 16, the
The thickness of one insulating layer 144 is in 1.1-1.6 microns.
Touch-control sensing layer 14 includes first circuit layer 142, the first insulating layer 144 and the second circuit layer 146.First circuit layer
142 include multiple first electrodes 1422.First insulating layer 144 is formed in first circuit layer 142.The formation of the second circuit layer 146
In on the first insulating layer 144, the second circuit layer 146 includes multiple second electrodes 1462.Multiple first electrodes 1422 and multiple
Two electrodes 1462 coordinate for detecting the touch control operation on touch panel 10.
Also referring to Fig. 3 b, the touch panel 10b of third embodiment and 10 base of touch panel of first embodiment
This is identical, further comprises being arranged the between the first ink mass 13 and touch-control sensing layer 14 difference lies in touch panel 10b
Three insulating layers 18.
The material of third insulating layer 18 can be silica or high transparency insulating oil, but be not limited only to this two material.
For example, the material of third insulating layer 18 can also be TPF optical cements.
The thickness of third insulating layer 18 is in 0.005-1.6 microns.Specifically, if the materials'use of third insulating layer 18
Silica, then the thickness of third insulating layer 18 is in 0.005 microns.If the materials'use high transparency of third insulating layer 18 is exhausted
Edge oil, then the thickness of third insulating layer 18 is in 1.1-1.6 microns.
The shape of third insulating layer 18 and the shape of first circuit layer 142 are adapted.
Also referring to Fig. 3 c, the touch panel 10c of the 4th embodiment and the touch panel 10a bases of second embodiment
This is identical, further comprises being arranged the between the first ink mass 13 and touch-control sensing layer 14 difference lies in touch panel 10c
Three insulating layers 18.
Below by taking the material of first circuit layer 142 and the second circuit layer 146 is metallic silver as an example, the utility model reality is introduced
Apply a kind of manufacturing method of touch panel 10 of mode.It is appreciated that the material of first circuit layer 142 and the second circuit layer 146
It is not limited to metallic silver.
Also referring to Fig. 6 and Fig. 7, a kind of manufacturing method of touch panel 10 of the utility model embodiment includes step
Suddenly：
S11 provides a cover board 12；
S13 forms the first silver coating on the surface of cover board 12；
S14, the first silver coating of processing are latticed to form the first silver medal clathrum 142a；
S15 forms the first insulating layer 144 on the first silver medal clathrum 142a；
S16 forms the second silver coating, the second silver coating and the first silver medal clathrum 142a on the surface of the first insulating layer 144
It is spaced by the first insulating layer 144；
S17, the second silver coating of processing are latticed to form the second silver medal clathrum 146a.
In the manufacturing method of the utility model embodiment touch panel 10, when processing silver coating to form silver-colored clathrum,
Extra silver can recycle, and the utilization rate of raw material can be improved, and help to economize on resources, and reduce manufacturing cost.
It is set it is appreciated that above-mentioned touch panel 10 can be applied to mobile phone, tablet computer, laptop, intelligence wearing
It is standby to wait in electronic equipments.
The grid of first silver medal clathrum 142a and the second silver medal clathrum 146a are made of superfine silver wire, and the diameter of silver wire is small
It can not find out silver wire to human eye, the grid that silver wire is constituted is close to pellucidity.
Specifically among step S11, cover board 12 can be glass cover-plate 12, can be strengthened to cover board 12 to promote lid
The intensity of plate 12 contributes to the service life for extending touch panel 10, promotes product quality.
Before step S13, one layer of adhesive layer 16 can be re-formed on the surface of cover board 12, the first silver coating is formed in bonding
On layer 16, adhesive layer 16 can be used for being isolated the first silver coating and cover board 12 and protect the first silver coating.Adhesive layer 16 can also change
12 surface pair the first silver coating adhesive force of kind cover board.
In step S13, silver paste can be applied to the surface of cover board 12 by way of coating.Cover board 12 includes opposite up and down
Two surfaces.In the utility model embodiment, the surface of cover board 12 is completely covered to realize full frame touch-control in the first silver coating.
In step S14, the grid of the first silver medal clathrum 142a could be provided as arbitrary shape, such as can be rectangle, water chestnut
The combination of any one or more in shape, pentagon, hexagon.
In step S15, the first silver medal clathrum 142a is completely covered to protect the first silver medal clathrum 142a in the first insulating layer 144
And make the first silver medal clathrum 142a and other structures interval.
In step S16, silver paste can be applied to the surface of the first insulating layer 144 by way of coating.The utility model
In embodiment, the surface of the first insulating layer 144 is completely covered to realize full frame touch-control in the second silver coating.
In step S17, the grid of the second silver medal clathrum 146a could be provided as arbitrary shape, such as can be rectangle, water chestnut
The combination of any one or more in shape, pentagon, hexagon.The mesh shape and the first silver medal net of second silver medal clathrum 146a
The shape of compartment 142a can be the same or different.
After step S17, first insulating layer 148 can be re-formed on the second silver medal clathrum 146a, to be used for protecting
Second silver medal clathrum 146a.
It is appreciated that the first silver medal clathrum 142a and the second silver medal clathrum 146a may make up emitter and receiving pole, receive
Pole and emitter constitute the two poles of the earth of capacitance, and when finger is applied on touch panel 10, receiving pole and emitter induction are in one's hands
Refer to the capacitance variations at position, realizes touch-control.Can be the first silver medal clathrum 142a as emitter, the second silver medal clathrum
146a is as receiving pole；Can also be that the first silver medal clathrum 142a is used as transmitting as receiving pole, the second silver medal clathrum 146a
Pole.
Further, when the touch panel 10 of above-mentioned manufacturing method manufacture is applied to electronic equipment, electronic equipment also wraps
Include display screen 200.The size of each grid of first silver medal clathrum 142a and the second silver medal clathrum 146a need to be with display screen 200
Resolution match, the phenomenon that avoiding the occurrence of Moire fringe, influence user experience.
Also referring to Fig. 8, in some embodiments, step S14 includes：
S142 forms photoresist layer on the first silver coating surface；
S144, exposed and developed photoresist layer form gridding photoresist layer；
S146 etches gridding photoresist layer and the first silver coating to form the first silver medal clathrum 142a；
S148 removes the gridding photoresist layer on the first silver medal clathrum 142a.
In this way, technical process is simple, production efficiency is helped to improve.
It specifically, can be by forming latticed light-shielding pattern on light shield when exposure；Then light shield is placed in photoresist layer
On；Allow ultraviolet radiator to irradiate photoresist layer again, ultraviolet light can not by being formed with the part of latticed light-shielding pattern on light shield, and
Ultraviolet light can penetrate the transparent part for not forming light-shielding pattern on light shield and be irradiated to photoresist layer, so that photoresist layer is generated anti-
It answers, so that the latticed light-shielding pattern on light shield is thrown on photoresist layer, then is developed i.e. to the photoresist layer after exposure
Gridding photoresist layer can be formed；It is etched further according to the lattice on gridding photoresist layer, obtains the first silver medal clathrum
142a。
In some embodiments, before step S14, the manufacturing method of touch panel 10 further includes step：
The first silver coating of prebake conditions.
In this way, the first silver coating is made to lose flowability, the first silver coating is processed as convenient for subsequently latticed to form
One silver medal clathrum 142a.
Specifically, silver paste is the liquefied mixture comprising silver and solvent, has mobility.Therefore, need to carry out prebake conditions with
So that the solvent portion in the first silver coating is volatilized, makes the form stable of the first silver coating, carry out step S14 again later.
In some embodiments, before step S15, the manufacturing method of touch panel 10 further includes step：
Toast the first silver medal clathrum 142a.
In this way, making the first silver medal clathrum 142a that molding be fully cured.
Specifically, so that most of solvent in the first silver medal clathrum 142a is volatilized after baking, make the first silver medal clathrum 142a
Shape remain unchanged, carry out step S15 again later.
In some embodiments, step S15 includes：
Insulating materials is coated with to the first silver medal clathrum 142a to form the first insulating layer 144.
In this way, coating method makes insulating materials be evenly distributed in the first silver medal clathrum 142a, it is more uniform to obtain
The first insulating layer 144.
First insulating layer 144 includes flat bed 1442 and the filled layer 1444 extended downwardly from flat bed 1442, filled layer 1444
It is filled in the first silver medal clathrum 142a to be formed by gap, flat bed 1442 is placed on the first silver medal clathrum 142a, and the second silver medal applies
Layer is formed in the surface of flat bed 1442.In this way, making the first silver medal clathrum 142a and the second silver medal clathrum 146a by the first insulating layer
144 are preferably spaced, moreover, the bond strength of the first insulating layer 144 and the first silver medal clathrum 142a is larger.
Specifically, the grid of the first silver medal clathrum 142a and the second silver medal clathrum 146a are all made of superfine silver wire, are led to
Crossing the first insulating layer 144 of setting makes the first silver medal clathrum 142a and the second silver medal intervals clathrum 146a so that the first silver medal grid
It insulate between layer 142a and the second silver medal clathrum 146a and realizes capacitance touch function.
Also referring to Fig. 9, in some embodiments, step S17 includes：
S172 forms photoresist layer on the second silver coating surface；
S174, exposed and developed photoresist layer form gridding photoresist layer；
S176 etches gridding photoresist layer and the second silver coating to form the second silver medal clathrum 146a；
S178 removes the gridding photoresist layer on the second silver medal clathrum 146a.
In this way, technical process is simple, production efficiency is helped to improve.
It specifically, can be by forming latticed light-shielding pattern on light shield when exposure；Then light shield is placed in photoresist layer
On；Allow ultraviolet radiator to irradiate photoresist layer again, ultraviolet light can not by being formed with the part of latticed light-shielding pattern on light shield, and
Ultraviolet light can penetrate the transparent part for not forming light-shielding pattern on light shield and be irradiated to photoresist layer, so that photoresist layer is generated anti-
It answers, so that the latticed light-shielding pattern on light shield is thrown on photoresist layer, then is developed i.e. to the photoresist layer after exposure
Gridding photoresist layer can be formed；It is etched further according to the lattice on gridding photoresist layer, obtains the second silver medal clathrum
146a。
In some embodiments, before step S17, the manufacturing method of touch panel 10 further includes step：
The second silver coating of prebake conditions.
In this way, the second silver coating is made to lose flowability, the second silver coating is processed as convenient for subsequently latticed to form
Two silver medal clathrum 146a.
Specifically, silver paste is the liquefied mixture comprising silver and solvent, has mobility.Therefore, need to carry out prebake conditions with
So that the solvent portion in the second silver coating is volatilized, makes the form stable of the second silver coating, and then carry out step.
In some embodiments, after step S17, the manufacturing method of touch panel 10 further includes step：
Toast the second silver medal clathrum 146a.
In this way, making the second silver medal clathrum 146a that molding be fully cured.
Specifically, so that most of solvent in the second silver medal clathrum 146a is volatilized after baking, make the second silver medal clathrum 146a
Shape remain unchanged.
In some embodiments, the manufacturing method of touch panel 10 further includes step：
The first ink mass 13 is formed at 12 edge of cover board；
Step S13 includes：
For coating silver paste to the surface of cover board 12 to form the first silver coating, the first silver coating covers the first ink mass 13.
In this way, when touch panel 10 is applied to the electronic equipments such as mobile phone, tablet computer, the first ink mass 13 blocks electronics
Other components inside equipment, avoid user from seeing other components of electronic equipment internal from electronic device exterior, help to carry
Rise user experience.
When 12 edge of cover board forms the first ink mass 13, one layer of third insulating layer 18 can be formed on cover board 12 so that the
One silver coating and cover board 12 and the first ink mass 13 are spaced and protect the first silver coating.Third insulating layer 18 can also alleviate first
The segment difference that ink mass 13 is brought reduces or eliminates the first silver coating disconnection problem caused by material climbing capacity limits.It can be with
Understand, third insulating layer 18 covers the first ink mass 13.
In some embodiments, after step S17, the manufacturing method of touch panel 10 further includes step：
The second ink mass 15 is formed at 12 edge of cover board, the second ink mass 15 covers the edge of the second silver medal clathrum 146a.
In this way, the second ink mass 15 can block the edge of the second silver medal clathrum 146a.
Specifically, can be arranged between the second silver medal clathrum 146a and the second ink mass 15 first insulating layer 148 with
Make other component intervals of the second silver medal clathrum 146a and the second ink mass 15 and electronic equipment, protects the second silver medal clathrum
146a。
A kind of touch panel 10 of the utility model embodiment includes cover board 12, and the first silver medal clathrum 142a, first absolutely
Edge layer 144 and the second silver medal clathrum 146a.First silver medal clathrum 142a is formed in the surface of cover board 12.First insulating layer, 144 shape
At on the first silver medal clathrum 142a.Second silver medal clathrum 146a is formed in the surface of the first insulating layer 144, the first silver medal clathrum
142a and the second silver medal clathrum 146a are spaced by the first insulating layer 144.
The utility model embodiment touch panel 10, when processing silver coating to form silver-colored clathrum, extra silver can be with
It recycles, the utilization rate of raw material can be improved, help to economize on resources, reduce manufacturing cost.
Specifically, the edge of cover board 12 is additionally provided with the first ink mass 13, the first silver medal clathrum 142a coverings first
Ink mass 13.In this way, when touch panel 10 is applied to the electronic equipments such as mobile phone, tablet computer, the first ink mass 13 blocks electricity
Other components inside sub- equipment, avoid user from seeing other components of electronic equipment internal from electronic device exterior, contribute to
Promote user experience.
The edge of second silver medal clathrum 146a is additionally provided with the second ink mass 15, and the second ink mass 15 covers the second silver medal
The edge of clathrum 146a.
In this way, the second ink mass 15 can block the edge of the second silver medal clathrum 146a.
Further, first insulating layer 148 can be set between the second silver medal clathrum 146a and the second ink mass 15
So that other component intervals of the second silver medal clathrum 146a and the second ink mass 15 and electronic equipment, protect the second silver medal clathrum
146a.One layer of third insulating layer 18 can be also set between the first silver medal clathrum 142a and the first ink mass 13 so that the first silver medal net
Compartment 142a and the first ink mass 13 and cover board 12 are spaced, and protect the first silver medal clathrum 142a.
Also referring to Figure 10, in some embodiments, the first insulating layer 144 includes flat bed 1442 and from flat bed 1442
The filled layer 1444 extended downwardly, filled layer 1444 are filled in the first silver medal clathrum 142a and are formed by gap, flat bed 1442
It is placed on the first silver medal clathrum 142a, the second silver medal clathrum 146a is formed in the surface of flat bed 1442.In this way, making the first silver medal grid
Layer 142a and the second silver medal clathrum 146a is preferably spaced by the first insulating layer 144, moreover, the first insulating layer 144 and the first silver medal
The bond strength of clathrum 142a is larger.
Specifically, the grid of the first silver medal clathrum 142a and the second silver medal clathrum 146a are all made of superfine silver wire, are led to
Crossing the first insulating layer 144 of setting makes the first silver medal clathrum 142a and the second silver medal intervals clathrum 146a so that the first silver medal grid
It insulate between layer 142a and the second silver medal clathrum 146a and realizes capacitance touch function.
The touch panel 10 of the utility model embodiment includes first circuit layer 142, the first insulating layer 144 and the second electricity
Road floor 146.The first circuit layer 142 includes multiple first electrodes 1422.First insulating layer 144 is formed in first circuit
On layer 142.The thickness of first insulating layer 144 is less than or equal to 50 microns.The second circuit layer 146 is formed in first insulation
On layer 144.The second circuit layer 146 includes multiple second electrodes 1462.The multiple first electrode 1422 and the multiple
Second electrode 1462 coordinates for detecting the touch control operation on the touch panel 10.
The touch panel 10 of the utility model embodiment using the first insulating layer 144 due to replacing traditional film material
Material, the thickness of the thin-film material of the relevant technologies is generally between 50-100 microns, along with circuit layer generally passes through optical adhesive layer
It is combined with thin-film material, and the thickness of optical adhesive layer is generally in 50 microns, in other words, thin-film material and optical adhesive layer
Overall thickness is in 100 microns.The thickness of first insulating layer 144 is less than or equal to 50 microns, is much smaller than the film material of the relevant technologies
The overall thickness of material and optical adhesive layer is conducive to the ultrathin development of touch panel 10.
In some embodiments, the first circuit layer 142 and/or the second circuit layer 146 are made of metal.
In some embodiments, the impedance of the first circuit layer 142 and/or the second circuit layer 146 is less than 40
Ohm.
The impedance of first circuit layer 142 and the second circuit layer 146 is determined by their shape and used material.When
So, the impedance of first circuit layer 142 and the second circuit layer 146 is not limited to the above embodiment.Enable impedance that can increase circuit layer
Electric conductivity, touch-control sensing can be made sensitiveer, reduce energy loss on circuit.
In some embodiments, the first circuit layer 142 and/or the second circuit layer 146 are using metallic silver, molybdenum
Aluminium molybdenum or metallic copper are made.Certainly, the material and shape of first circuit layer 142 and the second circuit layer 146 can be not limited to above-mentioned reality
Apply mode.Metal conducts electricity very well, and touch-control sensing can be made sensitiveer.
In some embodiments, the thickness of the first circuit layer 142 and/or the second circuit layer 146 is arrived 1.2
Between 1.3 microns.Circuit layer 142 and the thickness of the second circuit layer 146 are determined by their shape and used material.When
So, the thickness of first circuit layer 142 and the second circuit layer 146 can be not limited to above-mentioned section.
In some embodiments, the first circuit layer 142 further includes being located at same layer with the first electrode 1422
And the first line 1424 and/or the second circuit layer 146 being connect with the first electrode 1422 further include and described second
The second circuit 1464 that electrode 1462 is located at same layer and is connect with the second electrode 1462.
Multiple first line 1424 and multiple second circuits 1464 are in array distribution.First circuit layer 142 and/or the second electricity
Road floor 146 is printed using whole face, whole face exposure, whole face development, by required circuit and/or electrode (induction line and periphery in face
Cabling) integral production comes out.Circuit and periphery cabling are in uniform level face wherein in face.In this way, simplifying manufacture craft.
In some embodiments, the thickness of first insulating layer 144 is in 0.005-1.6 microns.
In some embodiments, the thickness of first insulating layer 144 is in 0.005 microns.
In some embodiments, the thickness of first insulating layer 144 is in 1.1-1.6 microns.
In some embodiments, first insulating layer 144 is made of silica or high transparency insulating oil.
The material of first insulating layer 144 can be silica or high transparency insulating oil, but be not limited only to this two material.
For example, the material of the first insulating layer 144 can also be TPF optical cements.Specifically, if the materials'use two of the first insulating layer 144
Silica, then the thickness of the first insulating layer 144 is in 0.005 microns.If the materials'use high transparency of the first insulating layer 144 is exhausted
Edge oil, then the thickness of the first insulating layer 144 is in 1.1-1.6 microns.
In some embodiments, the touch panel 10 further includes cover board 12.The first circuit layer 142 passes through steaming
It plates, be lithographically formed on the cover board 12.First insulating layer 144 is formed in by vapor deposition in the first circuit layer 142.
The first circuit layer 142 is between the cover board 12 and first insulating layer 144.The second circuit layer 146 passes through
It is deposited and is lithographically formed on first insulating layer 144.First insulating layer 144 is located at 142 He of the first circuit layer
Between the second circuit layer 146.
The touch screen 100 of the utility model embodiment includes the touch panel 10 described in any of the above-described embodiment.
The electronic device 1000 of the utility model embodiment includes touching described in shell 200 and any of the above-described embodiment
Control panel 10.
It is appreciated that electronic device 1000 includes touch screen 100.Electronic device 1000 can be mobile phone, tablet computer, pen
Remember this computer, intelligent wearable device etc..It is illustrated by taking mobile phone as an example in the present embodiment.
It is appreciated that electronic device 1000 can be not limited to example discussed above, and should can be applied including other
The example of touch screen 100.
It is appreciated that touch screen 100 should also be not limited to be applied to electronic device 1000, and it is suitable to can be applied to other
Occasion, such as applied to equipment such as household electrical appliance or instrument and meters.
It is appreciated that touch screen 100 includes touch panel 10.Touch screen 100 generally further includes display screen 20.Display screen 20
It can be arranged in 10 downside of touch panel, for together constituting with graphical interface of user with touch panel 10.
It is appreciated that the shape and size of touch panel 10 can be corresponding with display screen 20 and cover the effective of display screen 20
Display area.As an example, the shape and size of touch panel 10 can corresponding with display screen 20 refer to the shape of touch panel 10
Shape and size can be identical as display screen 20, can so improve the utilization rate of touch panel 10 and display screen 20.Certainly, at it
In his example, the shape and size of touch panel 10 can the shape that can refer to touch panel 10 corresponding with display screen 20 and display
The shape of screen 20 is similar, and size can be slightly larger than or be slightly less than the size of display screen 20.
Certainly, touch panel 10 should also be not limited to be applied to touch screen 100, and can be applied to other suitable fields
Close, for example, applied to without display function input face on, such as laptop Trackpad etc..
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be to be electrically connected or can mutually communicate；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the interaction relationship of the connection or two elements inside two elements.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features
Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the
One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Indicate that fisrt feature level height is less than second feature.
Claims (10)
1. a kind of touch panel, it is characterised in that including：
First circuit layer, the first circuit layer include multiple first electrodes；
The thickness of the first insulating layer being formed in the first circuit layer, first insulating layer is less than or equal to 50 microns；With
The second circuit layer being formed on first insulating layer, the second circuit layer include multiple second electrodes, and described
One circuit layer and the second circuit layer are metal grill, and the multiple first electrode and the cooperation of the multiple second electrode are used for
The touch control operation on the touch panel is detected to realize that capacitance touch function, first insulating layer cover the first electrode
So that user presses the first electrode and the second electrode interval when touch panel.
2. touch panel according to claim 1, which is characterized in that the first circuit layer and/or the second circuit
The impedance of layer is less than 40 ohm.
3. touch panel according to claim 1, which is characterized in that the first circuit layer and/or the second circuit
The thickness of layer is between 1.2 to 1.3 microns.
4. touch panel according to claim 1, which is characterized in that the first circuit layer further include and it is described first electricity
Pole is located at same layer and the first line being connect with the first electrode and/or the second circuit layer further include and described second
The second circuit that electrode is located at same layer and is connect with the second electrode.
5. touch panel according to claim 1, which is characterized in that the thickness of first insulating layer is in 0.005-1.6
Micron.
6. touch panel according to claim 1, which is characterized in that the thickness of first insulating layer is at 0.005 micron.
7. touch panel according to claim 1, which is characterized in that the thickness of first insulating layer is micro- in 1.1-1.6
Rice.
8. touch panel according to claim 1, which is characterized in that the touch panel further includes cover board；
The first circuit layer is by being deposited, being lithographically formed on the cover board；
First insulating layer by vapor deposition be formed in the first circuit layer, the first circuit layer be located at the cover board with
Between first insulating layer；
By being deposited and being lithographically formed on first insulating layer, first insulating layer is located at described the second circuit layer
Between first circuit layer and the second circuit layer.
9. a kind of touch screen, which is characterized in that the touch screen includes：
Touch panel described in claim 1-8 any one.
10. a kind of electronic device, which is characterized in that the electronic device includes：
Shell；With
Touch panel described in claim 1-8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721361982.2U CN207764773U (en) | 2017-10-20 | 2017-10-20 | electronic device, touch screen and touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721361982.2U CN207764773U (en) | 2017-10-20 | 2017-10-20 | electronic device, touch screen and touch panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207764773U true CN207764773U (en) | 2018-08-24 |
Family
ID=63178838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721361982.2U Active CN207764773U (en) | 2017-10-20 | 2017-10-20 | electronic device, touch screen and touch panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207764773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109809707A (en) * | 2019-02-26 | 2019-05-28 | 上海经世电子有限公司 | The glass panel of high insulating property between a kind of key |
-
2017
- 2017-10-20 CN CN201721361982.2U patent/CN207764773U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109809707A (en) * | 2019-02-26 | 2019-05-28 | 上海经世电子有限公司 | The glass panel of high insulating property between a kind of key |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102902425B (en) | Capacitance type touch-control panel structure and manufacture method | |
| CN103367865B (en) | Manufacturing method of antenna and terminal device | |
| CN103257748B (en) | Contact panel and manufacture method | |
| CN103425348B (en) | The production method of cover sheet, touch screen and touch screen | |
| CN203849704U (en) | Touch screen with ultra-narrow frame | |
| EP3633489A1 (en) | Mobile electronic equipment and display screen thereof | |
| CN106843616A (en) | A kind of touch base plate and preparation method thereof, touch control display apparatus | |
| CN206991268U (en) | Contact panel and display device | |
| CN106155403A (en) | Touch control component | |
| CN103227850B (en) | Mobile terminal and manufacture method thereof | |
| CN206039468U (en) | Forced induction touch screen | |
| CN206193720U (en) | Touch screen that can unify and make | |
| CN108717338A (en) | A kind of flexible touch screen display module and preparation method thereof based on flexible cover plate | |
| CN110362235B (en) | Touch display panel and display device | |
| CN207764773U (en) | electronic device, touch screen and touch panel | |
| CN207764774U (en) | electronic device, touch screen and touch panel | |
| CN207541604U (en) | Touch screen and touch control display | |
| CN109976569A (en) | Touch panel and preparation method thereof, touch device | |
| CN105242805B (en) | A kind of pressure sensor | |
| CN204808255U (en) | Touch -control component | |
| CN207676322U (en) | Capacitive touch screen structure with low etching mark | |
| CN109696996A (en) | Electronic device, touch screen and touch panel | |
| CN202838280U (en) | Thin-film sensor, capacitive touch screen containing the same and terminal product thereof | |
| CN109696978A (en) | Electronic device, touch screen and touch panel | |
| CN206236047U (en) | Touch screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210421 Address after: 231323 Building 1, precision electronics industrial park, Hangbu Town, Shucheng County, Lu'an City, Anhui Province Patentee after: Anhui jingzhuo optical display technology Co.,Ltd. Address before: HUANGJIAHU Economic Development Zone, Jiangxi province Nanchang City Road 330013 Patentee before: Nanchang OFilm Tech. Co.,Ltd. |