CN109634464A - A kind of touch-control sensor and a kind of touch-control display panel - Google Patents
A kind of touch-control sensor and a kind of touch-control display panel Download PDFInfo
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- CN109634464A CN109634464A CN201811573209.1A CN201811573209A CN109634464A CN 109634464 A CN109634464 A CN 109634464A CN 201811573209 A CN201811573209 A CN 201811573209A CN 109634464 A CN109634464 A CN 109634464A
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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
Abstract
The invention discloses a kind of touch-control sensors, the conductive mesh layer including being in sandwich structure, which includes the first blackening layer towards substrate, the second blackening layer backwards to substrate and the conductive layer between the first blackening layer and the second blackening layer.Wherein, the first blackening layer is the niobium for being 5%-7% added with mass fraction in molybdenum oxide；Second blackening layer is the niobium for being 7%-10% added with mass fraction in molybdenum oxide；Conductive layer is the niobium for being 10%-15% added with mass fraction in aluminium.It is usually to be sequentially etched the second blackening layer, conductive layer and the first blackening layer when preparing conductive mesh layer；The niobium that various concentration is adulterated in the first blackening layer, the second blackening layer, conductive layer, can keep the side etching quantity of above-mentioned film layer essentially identical, so as to so that touch-control sensor yields with higher during preparing conductive mesh layer.The embodiment of the invention also provides a kind of touch-control display panels, equally have above-mentioned beneficial effect.
Description
Technical field
The present invention relates to technical field of touch control, more particularly to a kind of touch-control sensor and a kind of touch-control display panel.
Background technique
As the continuous progress of science and technology in recent years and touch-control show the development of product industry, touch-control sensor either from
Size or performance etc. all achieve great progress.Correspondingly, details of the user for touch-control product, appearance etc. have
Higher requirement.
In recent years, metal grill (metal mesh) class touch-control sensor is simple by its low resistance, integration, processing procedure
Advantage in the market more and more attention has been paid to.At this stage, mainly risen in metal grill electric action conductive layer be usually with
Copper, aluminium etc. are main material.But it is very high as the reflectivity of the conductive layer of material using metal, the lines of metal grill can be made bright
It is aobvious.In the prior art, in order to reduce the reflectivity of conductive layer, it will usually two surfaces of conductive layer be respectively set two layers it is black
Change layer, to reduce the reflectivity of metal mesh compartment, so that the lines of metal grill have lower visuality.But in existing skill
In art, usually there is a problem that etching bad, lines sawtooth, heterochromatic in the metal grill etched, so that touch-control sensing
Device has lower yields.
Summary of the invention
The object of the present invention is to provide a kind of touch-control sensor, yields with higher；Another object of the present invention exists
In providing a kind of touch-control display panel, yields with higher.
In order to solve the above technical problems, the present invention provides a kind of touch-control sensor, including substrate, it is located at the substrate surface
Touch-control sensing layer；Wherein, the touch-control sensing layer includes conductive mesh layer；
The conductive mesh layer include towards the substrate the first blackening layer, backwards to the substrate the second blackening layer,
And the conductive layer between first blackening layer and second blackening layer；
First blackening layer includes the component of following mass fraction: mass fraction is the molybdenum oxide of 93%-95%, quality
Score is the niobium of 5%-7%；Second blackening layer includes the component of following mass fraction: mass fraction is 90%-93%
Molybdenum oxide, the niobium that mass fraction is 7%-10%；The conductive layer includes the component of following mass fraction: mass fraction is
The aluminium of 85%-90%, the niobium that mass fraction is 10%-15%.
Optionally, the touch-control sensing layer includes two conductive mesh layers being oppositely arranged, two conductive mesh
The first insulating layer is provided between compartment；One conductive mesh layer is located at the substrate surface, another conductive mesh layer
Positioned at first insulating layer backwards to one side surface of substrate.
Optionally, the touch-control sensing layer further includes being located at another conductive mesh layer backwards to one side surface of substrate
Second insulating layer.
Optionally, the touch-control sensor further include:
Positioned at the second insulating layer backwards to the cover board of one side surface of substrate.
Optionally, the cover board is tempered glass cover plate.
Optionally, the substrate is glass substrate.
Optionally, the touch-control sensing layer is located at the visible area of the substrate surface；
The touch-control sensor further includes the ink layer positioned at substrate surface non-visible area domain.
Optionally, the ink layer is black ink layer.
Optionally, the value range of the thickness of first blackening layer is 45nm to 50nm, including endpoint value；Described second
The value range of the thickness of blackening layer is 45nm to 50nm, including endpoint value；The value range of the thickness of the conductive layer is
160nm to 250nm, including endpoint value.
The present invention also provides a kind of touch-control display panels, including display screen and touch-control sensing as described in any one of the above embodiments
Device.
A kind of touch-control sensor provided by the present invention, including substrate and positioned at the touch-control sensing layer of substrate surface, the touching
Control inductive layer includes the conductive mesh layer in sandwich structure, which includes the first blackening layer, the back towards substrate
Conductive layer to the second blackening layer of substrate and between the first blackening layer and the second blackening layer.Wherein, the first blackening layer
To be added with the niobium that mass fraction is 5%-7% in molybdenum oxide；Second blackening layer is in molybdenum oxide
The niobium of 7%-10%；Conductive layer is the niobium for being 10%-15% added with mass fraction in aluminium.When preparing conductive mesh layer, lead to
It is often to be sequentially etched the second blackening layer, conductive layer and the first blackening layer from the second blackening layer direction in an etching technics；
And niobium has good corrosion resistance, and the niobium of various concentration is adulterated in the first blackening layer, the second blackening layer and conductive layer, it can
To guarantee during preparing conductive mesh layer, the basic phase of the side etching quantity of the first blackening layer, the second blackening layer and conductive layer
When together, so as to avoid the conductor wire for constituting conductive mesh layer in etching, the different situation of each film layer side etching quantity, so as to have
A problem that effect avoids etching bad, lines sawtooth, heterochromatic, so that touch-control sensor yields with higher.
The embodiment of the invention also provides a kind of touch-control display panels, equally have above-mentioned beneficial effect, herein no longer into
Row repeats.
Detailed description of the invention
It, below will be to embodiment or existing for the clearer technical solution for illustrating the embodiment of the present invention or the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of touch-control sensor provided by the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of conductive mesh layer in Fig. 1；
Fig. 3 is a kind of structural schematic diagram of specific touch-control sensor provided by the embodiment of the present invention.
In figure: 1. substrates, 2. touch-control sensing layers, 21. conductive mesh layers, 211. first blackening layers, 212. second blackening layers,
213. conductive layers, 22. first insulating layers, 23. second insulating layers, 3. ink layers, 4. cover boards.
Specific embodiment
Core of the invention is to provide a kind of touch-control sensor.In the prior art, the conductor wire of conductive mesh layer is constituted
Usually it is in the three-decker of sandwich type, wherein be located in the middle as conductive layer, and being located at two sides is blackening layer.Existing
In technology, usually in an etching technics, once etches above-mentioned each film layer in sandwich type and prepare conductive mesh
Compartment.In etching process, it often will appear blackening layer and the inconsistent situation of conductive layer side etching quantity, if such as blackening layer
Side etching quantity is greater than the side etching quantity of conductive layer, is easy to expose conductive layer, to generate heterochromatic situation；If the side etching quantity of blackening layer
It is significantly less than the side etching quantity of conductive layer, in the certain line width line-spacing of guarantee conductive mesh layer, is easy to happen conductive thread breakage, quarter
Lose it is bad, situations such as lines sawtooth, i.e., when the side etching quantity of blackening layer and conductive layer is inconsistent, it is easier that touch-control sensor has
Lower yields.
And a kind of touch-control sensor provided by the present invention should including substrate and positioned at the touch-control sensing layer of substrate surface
Touch-control sensing layer includes the conductive mesh layer in sandwich structure, the conductive mesh layer include towards substrate the first blackening layer,
Conductive layer backwards to the second blackening layer of substrate and between the first blackening layer and the second blackening layer.Wherein, the first melanism
Layer is the niobium for being 5%-7% added with mass fraction in molybdenum oxide；Second blackening layer is in molybdenum oxide
The niobium of 7%-10%；Conductive layer is the niobium for being 10%-15% added with mass fraction in aluminium.When preparing conductive mesh layer, lead to
It is often to be sequentially etched the second blackening layer, conductive layer and the first blackening layer from the second blackening layer direction in an etching technics；
And niobium has good corrosion resistance, and the niobium of various concentration is adulterated in the first blackening layer, the second blackening layer and conductive layer, it can
To guarantee during preparing conductive mesh layer, the basic phase of the side etching quantity of the first blackening layer, the second blackening layer and conductive layer
When together, so as to avoid the conductor wire for constituting conductive mesh layer in etching, the different situation of each film layer side etching quantity, so as to have
A problem that effect avoids etching bad, lines sawtooth, heterochromatic, so that touch-control sensor yields with higher.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 and Fig. 2 is please referred to, Fig. 1 is a kind of structural schematic diagram of touch-control sensor provided by the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of conductive mesh layer in Fig. 1.
Referring to Fig. 1, in embodiments of the present invention, the touch-control sensor includes substrate 1, positioned at 1 surface of substrate
Touch-control sensing layer 2；Wherein, the touch-control sensing layer 2 includes conductive mesh layer 21；The conductive mesh layer 21 includes described in
First blackening layer 211 of substrate 1, backwards to the substrate 1 the second blackening layer 212 and be located at 211 and of the first blackening layer
Conductive layer 213 between second blackening layer 212；First blackening layer 211 includes the component of following mass fraction: quality
The niobium that molybdenum oxide that score is 93%-95%, mass fraction are 5%-7%；Second blackening layer 212 includes following quality point
Several component: the niobium that molybdenum oxide that mass fraction is 90%-93%, mass fraction are 7%-10%；The conductive layer 213 includes
The component of following mass fraction: the niobium that aluminium that mass fraction is 85%-90%, mass fraction are 10%-15%.
Aforesaid substrate 1 is the substrate 1 for following touch-control sensing layers 2 to be arranged.Since at this stage, touch-control sensor is logical
It often needs to be used cooperatively with display panel, so the generally transparent substrate 1 of aforesaid substrate 1, the light issued so as to display panel
Line is through touch-control sensor provided by the embodiment of the present invention.Specifically, the specific material of the substrate 1 can be glass, phenanthrene
Woods, such as PC, PET, COP, PEN, COC etc., or the composite plate being made of above-mentioned material.Certain substrate 1 can also
To select the substrate 1 of other materials, the specific material in relation to substrate 1 in embodiments of the present invention and is not specifically limited.
Above-mentioned touch-control sensing layer 2 is mainly used in the operating condition positioning the region of user's touching, usual situation
Include capacitor in lower touch-control sensing layer 2, when user's touching touch-control sensing layer 2 can generate corresponding electric signal with realize to
The positioning of family touch area.Particular content in relation to touch-control sensing layer 2 will be described in detail in following paragraphs, herein no longer into
Row repeats.
It include conductive mesh layer 21 in touch-control sensing layer 2, which includes towards the first black of substrate 1
Change layer 211, backwards to the second blackening layer 212 of substrate 1 and leading between the first blackening layer 211 and the second blackening layer 212
Electric layer 213.It should be noted that the conductive mesh layer 21 is usually one layer of reticular structure being made of conductor wire, above-mentioned conduction
Clathrum 21 is in sandwich, i.e. the conductor wire of composition conductive mesh layer 21 is sandwich.Wherein it is located at centre
The material of the conductive layer 213 of layer is metal or alloy, is mainly used for conduction, and above-mentioned first blackening layer 211 and the second melanism
Layer 212 is used to that above-mentioned conductive layer 213 is protected to be not easy to be destroyed and corrode.Simultaneously because the first blackening layer 211 and second
The color of blackening layer 212 is dead color, such as black etc. can effectively absorb light so that 21 pairs of light of conductive mesh layer have compared with
Low reflectivity.It should also be noted that, the film layer towards substrate 1 is the first blackening layer due in conductive mesh layer 21
211, and be the second blackening layer 212 backwards to the film layer of substrate 1, accordingly when preparing conductive mesh layer 21, in once etching work
In skill, the second blackening layer 212, then etching conductive layer 213 can be first etched, finally etches the first blackening layer 211.
In embodiments of the present invention, the first blackening layer 211 includes the component of following mass fraction: mass fraction 93%-
95% molybdenum oxide, the niobium that mass fraction is 5%-7%；Second blackening layer 212 includes the component of following mass fraction: quality point
The niobium that molybdenum oxide, the mass fraction that number is 90%-93% are 7%-10%；Conductive layer 213 includes the component of following mass fraction:
The niobium that aluminium that mass fraction is 85%-90%, mass fraction are 10%-15%.
Niobium (Nb) has good corrosion resistance, in the first blackening layer 211, conductive layer 213 and the second blackening layer 212
Adding mass fraction is more than that the etch rate of above-mentioned film layer can be effectively reduced in 1% niobium；And quality is added in above-mentioned film layer
The different niobium of score can make during preparing conductive mesh layer 21, the first blackening layer 211, the second blackening layer 212 with
And the side etching quantity of conductive layer 213 is essentially identical.Specifically, it is 93%-95%'s that above-mentioned first blackening layer 211, which includes mass fraction,
The niobium that molybdenum oxide and mass fraction are 5%-7%.I.e. the matrix of the first blackening layer 211 is oxidation in embodiments of the present invention
Molybdenum (MoOx), molybdenum oxide itself is in black, can play the role of above-mentioned blackening layer, while quality point is doped in molybdenum oxide
Number is the niobium of 5%-7%.It is understood that the mass fraction of molybdenum oxide and the quality of niobium in above-mentioned first blackening layer 211
The sum of score can be not achieved 100%, i.e., in the first blackening layer 211 can also doped with for improving other performances, such as
The element of structural strength, or there are some impurity.But the other elements of above-mentioned doping and the content of impurity are usually very
It is few, average mass fraction usually not more than 1%.
During preparing above-mentioned first blackening layer 211, before etching obtains conductive mesh layer 21, of the invention real
Apply in example be usually above-mentioned first blackening layer 211 is set by way of magnetron sputtering, used in target be Mo/Nb (molybdenum/
Niobium) hybrid target comprising mass fraction is the Nb (niobium) of the Mo (molybdenum) and 5%-7% of 93%-95%.In the mistake of magnetron sputtering
Cheng Zhong, the power of machine be generally arranged at 5kw between 7kw, the flow of oxygen be generally arranged at 35sccm to 40sccm it
Between, protective gas, such as the flow of argon gas is generally arranged at 100sccm or so, the thickness of final first blackening layer 211 obtained
Value range be usually 45nm to 50nm, including endpoint value.
Specifically, above-mentioned second blackening layer 212 includes the molybdenum oxide and mass fraction that mass fraction is 90%-93%
For the niobium of 7%-10%.I.e. the matrix of the second blackening layer 212 is similarly molybdenum oxide (MoO in embodiments of the present inventionx), molybdenum oxide
Itself is in black, can play the role of above-mentioned blackening layer, while being doped with mass fraction in molybdenum oxide is 7%-10%'s
Niobium.It is understood that the sum of the mass fraction of molybdenum oxide and the mass fraction of niobium can reach in above-mentioned first blackening layer 211
It, i.e., equally can be also doped with for improving other performances in the second blackening layer 212 less than 100%, such as structural strength
Element, or there are some impurity.But the other elements of above-mentioned doping and the content of impurity are usually considerably less, be averaged matter
Measure score usually not more than 1%.
During preparing above-mentioned second blackening layer 212, before etching obtains conductive mesh layer 21, of the invention real
Apply in example be usually above-mentioned second blackening layer 212 is set by way of magnetron sputtering, used in target be Mo/Nb (molybdenum/
Niobium) hybrid target comprising mass fraction is the Nb (niobium) of the Mo (molybdenum) and 7%-10% of 90%-93%.In magnetron sputtering
In the process, the power of machine be generally arranged at 5kw between 7kw, the flow of oxygen be generally arranged at 35sccm to 40sccm it
Between, protective gas, such as the flow of argon gas is generally arranged at 100sccm or so, the thickness of final second blackening layer 212 obtained
Value range be usually 45nm to 50nm, including endpoint value.
It should be noted that can first etch the second blackening layer in longitudinal etching process due in an etching technics
212 etch the first blackening layer 211 again, in order to guarantee between the first blackening layer 211 and the second blackening layer 212 etch complete when side
Erosion amount is almost the same, and the mass fraction of the niobium adulterated in the second blackening layer 212, which needs to be slightly larger than in the first blackening layer 211, to be adulterated
Niobium mass fraction.
Specifically, above-mentioned conductive layer 213 includes the aluminium that mass fraction is 85%-90% and mass fraction is 10%-
15% niobium.I.e. the matrix of conductive layer 213 is aluminium (Al) in embodiments of the present invention, and aluminium itself has good electric conductivity, can
To play the role of above-mentioned conductive layer 213, while the niobium that mass fraction is 10%-15% is doped in aluminium.It is understood that
It is that the sum of the mass fraction of aluminium and the mass fraction of niobium can be not achieved 100% in above-mentioned conductive layer 213, i.e., in conductive layer
It equally can be also doped with for improving other performances, such as the element of structural strength in 213, or there are some impurity.But
Be above-mentioned doping other elements and impurity content it is usually considerably less, average mass fraction usually not more than 1%.
During preparing above-mentioned conductive layer 213, before etching obtains conductive mesh layer 21, in the embodiment of the present invention
In be usually above-mentioned conductive layer 213 is set by way of magnetron sputtering, used in target be Al/Nb (aluminium/niobium) mix
Target comprising mass fraction is the Nb (niobium) of the Al (aluminium) and 10%-15% of 85%-90%.It is final by magnetron sputtering technique
The value range of the thickness of conductive layer 213 obtained is usually 160nm to 250nm, including endpoint value.
It should be noted that be easily etched due in an etching technics by the conductive layer 213 of matrix of aluminium, and
And the second blackening layer 212, then etching conductive layer 213 can be first etched in an etching technics, finally etch the first blackening layer
211.In order to greatly slow down the speed that conductive layer 213 is etched, guarantee that conductive layer 213, the first blackening layer 211 and second are black
The side etching quantity for changing layer 212 is unanimous on the whole, and the mass fraction of the niobium adulterated in above-mentioned conductive layer 213 is apparently higher than in the first blackening layer
211 and second mass fraction of niobium that adulterates in blackening layer 212.
After setting up above-mentioned trilamellar membrane layer, need to be sequentially etched above-mentioned second blackening layer 212, conduction in primary etching
Layer 213 and the first blackening layer 211.Used etching liquid can be carved in embodiments of the present invention using conventional aluminium when etching
Lose liquid, the approximate composition and volume ratio of the aluminium etching liquid are as follows:
Phosphoric acid: nitric acid: acetic acid: other auxiliary agent=65:10:10:15；
In embodiments of the present invention, above-mentioned touch-control sensing layer 2 is mainly used in the operating condition to the region of user's touching
It is positioned, includes under normal conditions capacitor in touch-control sensing layer 2, touch-control sensing layer 2 can generate corresponding when user's touching
Electric signal to realize the positioning to user's touch area.Specifically, above-mentioned touch-control sensing layer 2 generally includes be oppositely arranged two
A conductive mesh layer 21 is provided with the first insulating layer 22 between two conductive mesh layers 21；One conductive grid
Layer 21 is located at 1 surface of substrate, and another conductive mesh layer 21 is located at first insulating layer 22 backwards to the substrate 1 one
Side surface.
An i.e. above-mentioned conductive mesh layer 21 is arranged on 1 surface of aforesaid substrate, and the first insulating layer 22 is located at the conductive mesh layer
21 backwards to 1 one side surface of substrate, and another conductive mesh layer 21 is located at the first insulating layer 22 backwards to 1 one side surface of substrate.In this hair
In bright embodiment, it is generally the case that above-mentioned two conductive mesh layer 21 all has the above-mentioned structure in sandwich type, so that
Entire touch-control sensor yields with higher.Above-mentioned two conductive mesh layer 21 is after the completion of etching, for by conductor wire
The one layer of reticular structure constituted.
It should be noted that needing mutually to align between above-mentioned two conductive mesh layer 21 under normal conditions, so-called contraposition
The cross one another point of conductor wire in a conductive mesh layer 21 is typically referred to need to constitute with conductor wire in another conductive mesh layer 21
Grid element center align, so as to form capacitor between above-mentioned two layers of conductive mesh layer 21, to realize to for touch area
Positioning.Under normal conditions, the conductive mesh layer 21 positioned at 1 surface of substrate is usually the channel RX in embodiments of the present invention,
Also referred to as induction channels；And another conductive mesh layer 21 for being located at the first insulating layer 22 backwards to 1 one side surface of substrate is usually TX
Channel, also referred to as driving channel；Capacitor is formed between the channel RX and the channel TX.In relation to the specific of conductive grid class touch-control sensor
Working principle can refer to the prior art, no longer be repeated herein.
Above-mentioned first insulating layer 22 is located between two layers of conductive mesh layer 21, which is commonly referred to as OC
(Over Coat) layer, primarily serves the effect of insulation and protection, prevents from occurring between above-mentioned two layers of conductive mesh layer 21 short
Road, while playing the role of protecting conductive mesh layer 21.It should be noted that the touch-control sense as provided by the embodiment of the present invention
It answers device to usually require cooperation display to use, touch-control sensor usually requires to keep to the higher transmitance of light, and above-mentioned first absolutely
The generally transparent insulating layer of edge layer 22.Specific material in relation to the first insulating layer 22 can refer to the prior art, of the invention real
It applies in example and is not specifically limited.
A kind of touch-control sensor provided by the embodiment of the present invention, the touch-control sensing including substrate 1 and positioned at 1 surface of substrate
Layer 2, the touch-control sensing layer 2 include the conductive mesh layer 21 in sandwich structure, which includes towards substrate 1
First blackening layer 211, backwards to substrate 1 the second blackening layer 212 and be located at the first blackening layer 211 and the second blackening layer 212 it
Between conductive layer 213.Wherein, the first blackening layer 211 is the niobium for being 5%-7% added with mass fraction in molybdenum oxide；Second is black
Changing layer 212 is the niobium for being 7%-10% added with mass fraction in molybdenum oxide；Conductive layer 213 is in aluminium
The niobium of 10%-15%.When preparing conductive mesh layer 21, usually in an etching technics, from 212 direction of the second blackening layer
It is sequentially etched the second blackening layer 212, conductive layer 213 and the first blackening layer 211；And niobium has good corrosion resistance, the
The niobium of various concentration is adulterated in one blackening layer 211, the second blackening layer 212 and conductive layer 213, it is ensured that in preparation conductive mesh
During compartment 21, the side etching quantity of the first blackening layer 211, the second blackening layer 212 and conductive layer 213 is essentially identical, thus
It avoids when etching constitutes the conductor wire of conductive mesh layer 21, the different situation of each film layer side etching quantity, so as to effectively keep away
Exempt to etch bad, lines sawtooth, it is heterochromatic a problem that so that touch-control sensor yields with higher.
It will be done in following inventive embodiments in detail in relation to a kind of specific structure of touch-control sensor provided by the present invention
It introduces.
Referring to FIG. 3, Fig. 3 is a kind of structural schematic diagram of specific touch-control sensor provided by the embodiment of the present invention.
It is different from foregoing invention embodiment, the embodiment of the present invention is on the basis of foregoing invention embodiment, further
The structure of touch-control sensor is specifically limited.Remaining content is described in detail in foregoing invention embodiment,
This is no longer repeated.
Referring to Fig. 3, in embodiments of the present invention, the touch-control sensing layer 2 is usually located at the visible area on 1 surface of substrate；
At this point, the touch-control sensor can also include the ink layer 3 positioned at 1 surface non-visible area domain of substrate.
In embodiments of the present invention, touch-control sensor is divided into visible area and non-visible area domain.Above-mentioned visible area setting
There is the touch-control sensing layer 2 for being positioned to the region that user touches, in the operating condition when user touches touch-control sensor
When, above-mentioned touch-control sensing layer 2 can generate corresponding electric signal；And it is usually provided in above-mentioned non-visible area domain and above-mentioned touch-control sense
Answer conductive mesh layer 21 is electrically connected in layer 2 lead, FPC, driving IC etc. for electricity caused by above-mentioned touch-control sensing layer 2
The component that signal is transmitted and identified, to realize the identification to user's touch area.Under normal conditions, above-mentioned visible area
Domain is usually located at the center of touch-control sensor, and non-visible area domain usually surrounds above-mentioned visible area in a ring.
And in embodiments of the present invention, in order to cover the components such as the lead that non-visible area domain is arranged in, FPC, so that touch-control
Inductor is more beautiful, and the non-visible area domain on 1 surface of aforesaid substrate is usually provided with ink layer 3；Specifically, the ink layer 3
Usually black ink layer 3.Above-mentioned ink layer 3 can play the role of decoration, and masking is arranged in touch-control sensor non-visible area
The components such as lead, the FPC in domain, so that touch-control sensor is more beautiful.
In embodiments of the present invention, in order to guarantee aforesaid substrate 1 with certain structural strength and have good to light
Permeability, aforesaid substrate 1 in embodiments of the present invention be preferably glass substrate 1.In embodiments of the present invention, in order to protect
The not direct another conductive mesh layer 21 being in contact with substrate 1 is stated, the touch-control sensing layer 2 can also include positioned at another described
Second insulating layer 23 of the conductive mesh layer 21 backwards to 1 one side surface of substrate.
Similar with above-mentioned first insulating layer 22, above-mentioned second insulating layer 23 is located at above-mentioned not direct be in contact with substrate 1
Another conductive mesh layer 21 backwards to 1 one side surface of substrate, specific second insulating layer 23 is located at above-mentioned another conductive mesh layer
Second blackening layer 212 is backwards to 1 one side surface of substrate in 21.The second insulating layer 23 is also commonly referred to as OC (Over Coat) layer, main
Play the role of insulation and protection, primarily serves the above-mentioned another conductive mesh layer 21 of protection.It should be noted that
The touch-control sensor as provided by the embodiment of the present invention usually requires cooperation display and uses, and touch-control sensor usually requires to protect
It holds to the higher transmitance of light, the generally transparent insulating layer of above-mentioned second insulating layer 23.Specific material in relation to second insulating layer 23
Matter can refer to the prior art, in embodiments of the present invention and be not specifically limited.
In embodiments of the present invention, the touch-control sensor can also include being located at the second insulating layer 23 backwards to described
The cover board 4 of 1 one side surface of substrate.Above-mentioned cover board 4 is usually located at the outermost layer of entire touch-control sensor, i.e., the cover board 4 is backwards to base
1 one side surface of plate is usually directly contacted with external environment, to protect the structures such as touch-control sensing layer 2 in entire touch-control sensor to be not easy
It is damaged.Under normal conditions, the structural strength that above-mentioned cover board 4 needs to have certain, with cover sheet 4 towards 1 side of substrate
Each layer structure.Specifically, above-mentioned cover board 4 can be preferably tempered glass cover plate 4 in embodiments of the present invention.Due to tempering glass
4 surface of glass cover board is previously provided with compression, so that tempered glass cover plate 4 has biggish intensity, it can be with effective protection cover board 4
Towards each layer structure of 1 side of substrate.It should be noted that since touch-control sensor at this stage usually requires cooperation display screen institute
It uses, above-mentioned cover board 4 usually requires to be transparent cover plate 4.
Oil is arranged by the non-visible area domain on 1 surface of substrate in a kind of touch-control sensor provided by the embodiment of the present invention
Layer of ink 3 can cover the components such as the lead that touch-control sensor non-visible area domain is arranged in, FPC, so that touch-control sensor is more
It is beautiful；Cover board 4 is set backwards to 1 one side surface of substrate by second insulating layer 23 and in second insulating layer 23, can effectively be protected
The structures such as shield touch-control sensing layer 2 are not easily susceptible to damage.
The present invention also provides a kind of touch-control display panels, including the touch-control sense as provided by any of the above-described inventive embodiments
Answer device and display screen.Wherein, touch-control sensor is usually the light-emitting area with display screen, i.e., can be worn by the light that display screen issues
Cross above-mentioned touch-control sensor.Remaining part please refers to the prior art, is no longer repeated herein.
The touch-control sensor as provided by foregoing invention embodiment can have higher yields, the corresponding present invention
Touch-control display panel provided by embodiment can have higher yields.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
A kind of touch-control sensor provided by the present invention and a kind of touch-control display panel are described in detail above.This
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention.It should be pointed out that for those skilled in the art,
Without departing from the principles of the invention, can be with several improvements and modifications are made to the present invention, these improvement and modification are also fallen
Enter in the protection scope of the claims in the present invention.
Claims (10)
1. a kind of touch-control sensor, which is characterized in that including substrate, positioned at the touch-control sensing layer of the substrate surface；Wherein, institute
Stating touch-control sensing layer includes conductive mesh layer；
The conductive mesh layer include towards the substrate the first blackening layer, backwards to the substrate the second blackening layer and
Conductive layer between first blackening layer and second blackening layer；
First blackening layer includes the component of following mass fraction: mass fraction is molybdenum oxide, the mass fraction of 93%-95%
For the niobium of 5%-7%；Second blackening layer includes the component of following mass fraction: mass fraction is the oxidation of 90%-93%
Molybdenum, the niobium that mass fraction is 7%-10%；The conductive layer includes the component of following mass fraction: mass fraction 85%-
90% aluminium, the niobium that mass fraction is 10%-15%.
2. touch-control sensor according to claim 1, which is characterized in that the touch-control sensing layer includes two be oppositely arranged
A conductive mesh layer is provided with the first insulating layer between two conductive mesh layers；One conductive mesh layer is located at
The substrate surface, another conductive mesh layer are located at first insulating layer backwards to one side surface of substrate.
3. touch-control sensor according to claim 2, which is characterized in that the touch-control sensing layer further includes being located at another institute
Conductive mesh layer is stated backwards to the second insulating layer of one side surface of substrate.
4. touch-control sensor according to claim 3, which is characterized in that the touch-control sensor further include:
Positioned at the second insulating layer backwards to the cover board of one side surface of substrate.
5. touch-control sensor according to claim 4, which is characterized in that the cover board is tempered glass cover plate.
6. touch-control sensor according to claim 1, which is characterized in that the substrate is glass substrate.
7. touch-control sensor according to claim 1, which is characterized in that the touch-control sensing layer is located at the substrate surface
Visible area；
The touch-control sensor further includes the ink layer positioned at substrate surface non-visible area domain.
8. touch-control sensor according to claim 7, which is characterized in that the ink layer is black ink layer.
9. according to claim 1 to touch-control sensor described in any one of 8 claims, which is characterized in that first melanism
The value range of the thickness of layer is 45nm to 50nm, including endpoint value；The value range of the thickness of second blackening layer is
45nm to 50nm, including endpoint value；The value range of the thickness of the conductive layer is 160nm to 250nm, including endpoint value.
10. a kind of touch-control display panel, which is characterized in that including display screen and such as any one of claim 1 to 9 claim institute
The touch-control sensor stated.
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| CN201811573209.1A CN109634464B (en) | 2018-12-21 | 2018-12-21 | Touch sensor and touch display panel |
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| CN201811573209.1A CN109634464B (en) | 2018-12-21 | 2018-12-21 | Touch sensor and touch display panel |
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| CN109634464B CN109634464B (en) | 2022-03-29 |
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| WO2020252808A1 (en) * | 2019-06-21 | 2020-12-24 | 信利半导体有限公司 | Thin-film photovoltaic cell and manufacturing method therefor |
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| CN109634464B (en) | 2022-03-29 |
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