CN103809828A - Double-color-layer narrow frame one-chip type capacitive sensing touch screen and manufacturing method thereof - Google Patents
Double-color-layer narrow frame one-chip type capacitive sensing touch screen and manufacturing method thereof Download PDFInfo
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- CN103809828A CN103809828A CN201410063998.XA CN201410063998A CN103809828A CN 103809828 A CN103809828 A CN 103809828A CN 201410063998 A CN201410063998 A CN 201410063998A CN 103809828 A CN103809828 A CN 103809828A
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Abstract
The invention discloses a double-color-layer narrow frame one-chip type capacitive sensing touch screen and a manufacturing method of the double-color-layer narrow frame one-chip type capacitive sensing touch screen. The capacitive sensing touch screen comprises a color layer with first through holes, a second color layer with second through holes and conductors, the corresponding first through holes are filled with parts of the conductors, the lower end portions of the conductors are in contact with lines of corresponding touch units, the parts, outside the first through holes, of the conductors completely cover the upper edges of the first through holes, the lower edges of the second through holes are completely connected with the corresponding conductors, and electrode lines are at least partly arranged on the second color layer and are electrically connected with the conductors through the corresponding second through holes. The first through holes in the color layer are aligned at the conductors to conduct limiting, the light leakage problem caused by the through holes can be solved by completely covering the first through holes with the conductors, the conductors and the electrode lines are designed to be arranged in a staggered mode, more electrode lines can be arranged in a frame with a certain width, and therefore the narrow frame requirement of the capacitive sensing touch screen can be met.
Description
Technical field
The present invention relates to capacitance induction touch panel field, relate in particular to narrow frame one chip capacitance induction touch panel of a kind of pair of color layers and preparation method thereof.
Background technology
The structure of one chip capacitance induction touch panel is mainly the thin-film conductor layers of plating layer of transparent in glass screen, for example ITO(tin indium oxide) layer, on conductor layer, form the array of touch control unit, to be connected outside control circuit, the array of touch control unit is applied and extract electric signal by make the multiple electrodes that are connected with touch pattern on one or more side of touch-screen.In the time of touch screen, due to people's bulk electric field, between finger and touch control unit, can form a coupling capacitance, leave ratio and the power of the electric current of each electrode by calculating, can accurately obtain the position of touch point.
Fig. 1 and 2 schematically shows the structure of an one chip capacitance induction touch panel, the operable area (AA) that is touch-screen at the zone line on substrate 1 surface, formed by ito thin film if the array distribution of multiple touch control units of touch control unit 2 is in operable area, here show touch control unit 2 formed by drive part and sensing part; Peripheral rim area (BM), viewing area (VA) has the color layers 3 of insulation; In color layers 3, there is multiple electrodes and electrode cabling, comprise electrode and electrode cabling that the electrode that is connected with the drive part of touch control unit is connected with electrode cabling and with the sensing part of touch control unit, as electrode 50 and electrode cabling 40 and electrode 51 and electrode cabling 41, the former provides electric signal (driving signal) to the drive part of a row touch control unit, and the latter draws the electric signal of the sensing part of each touch control unit (induced signal); Otherwise or the former draws the electric signal of the sensing part of a row touch control unit (induced signal), the latter provides electric signal (driving signal) to the drive part of each touch control unit; Each electrode is for connecting control circuit and the touch control unit cabling of capacitance induction touch panel, for connected mode such as the welding of connecting electrode and control circuit, routing, hot pressing etc., wherein hot pressing refers to by adding hot pressing and makes the conducting of fitting of the electrode of capacitance induction touch panel and the electrode of control circuit; Extend each touch control unit cabling drive part and sensing part from each touch control unit on substrate 1, and its end is electrically connected with each electrode cabling respectively.For example touch control unit cabling 20 extends from the drive part of touch control unit 2, and its end is electrically connected with electrode cabling 40; Touch control unit cabling 21 extends from the sensing part of touch control unit 2, and its end is electrically connected with electrode cabling 41.Each touch control unit cabling and each touch control unit shown in figure is integrally formed, for example, is formed by a photoetching of the transparent conductive film as ito thin film.
Increasingly competitive along with touch screen market, (limit that is rim area is narrow for narrow frame design, especially the limit of distribution electrode cabling is narrow) become development trend, because narrow frame design can make the increase of screen size, can bring better visual sense of beauty to consumer simultaneously.But narrow frame design customizes that not only cost is very high, and in very narrow space, the yields of cabling, layout, product etc. is all a test for engineering design.Such as the frame of some integrated touch screen is not more than 2mm, to make tens of strip electrode cablings in so little space for connecting external electrode, this making technology technology to capacitance plate is a very large challenge.
The Chinese patent that application number is 201310042903.1 provides a kind of integrated capacitor screen structure and preparation method, it by making through hole in color layers, in through hole, fill the conductive material identical or close with color layers color, make electrode cabling and touch control unit cabling realize electrical connection by the conductive material in through hole.But, consider conducting effect, the aperture of through hole can not be too little, and general diameter is designed to 0.2mm.And being conductive material, the basic demand of the conductive material of inserting to hide through hole completely to avoid " light leak " in through hole.Meanwhile, owing to existing and making error in manufacturing process, such as alignment precision, half tone distortion etc., thereby the size of conductive material is larger than through hole.If making error is 0.1mm, the diameter of conductive material need be designed to 0.4mm.In view of conductive material can not with the short circuit of adjacent conductive silver line, therefore the color frame of rim area will have sufficient space could meet the needs that design peripheral wiring.
The Chinese patent that application number is 201310753766.2 provides a kind of capacitance induction touch panel structure and preparation method, it by an end of touch control unit cabling, make electric conductor and by the via arrangement of color layers on electric conductor, utilize electric conductor to stop the problem of through hole " light leak ", drop on touch control unit cabling but may there is small electric conductor in its making electric conductor process, thereby cause the short circuit between adjacent touch control unit; In addition, may there is the color layers " light leak " causing due to grenadine plug-hole problem in manufacturing process in the structure of solid color layer.
Therefore, those skilled in the art is devoted to narrow frame one chip capacitance induction touch panel of developing a kind of pair of color layers and preparation method thereof, realize and meet the needs of narrow frame not changing in electrode cabling quantity situation, and avoid occurring " light leak " problem of through hole and color layers.
Summary of the invention
Because the above-mentioned defect of prior art, technical matters to be solved by this invention is to provide a kind of two narrow frame one chip of color layers capacitance induction touch panels and preparation method thereof, by arranging two color layers and the arrangement of conductors on it with through hole, realize and in the frame of certain width, arrange more electrode cabling.
For achieving the above object, the invention provides the narrow frame one chip capacitance induction touch panel of a kind of pair of color layers, comprise substrate, touch control unit, color layers, electrode, electrode cabling and touch control unit cabling, described touch control unit and described color layers are distributed on the first surface of described substrate, described touch control unit is in the operable area of described capacitance induction touch panel, described color layers is in the rim area of described capacitance induction touch panel, it is characterized in that, also comprise the second color layers, described the second color layers is distributed in described rim area; Extend to described rim area at the above touch control unit cabling of described first surface from described touch control unit; In described rim area, described color layers partly covers described touch control unit cabling;
In described color layers, there is the first through hole, be filled in described the first through hole described conductor part, the bottom of described conductor contacts with described touch control unit cabling, and the part of described conductor outside described the first through hole covers the coboundary of described the first through hole completely; In described the second color layers, have the second through hole, the whole and described conductor of the lower limb of described the second through hole joins; Described electrode cabling is electrically connected with described conductor at least in part in described the second color layers and by described the second through hole.
Further, described electrode cabling partly in described the second through hole, the part of described electrode cabling in described the second through hole and described conductor contact.
Further, the number of described the first through hole is one, in a described through hole, has described conductor; Or the number of described the first through hole is multiple, at least one of described multiple through holes, there is described conductor.
Further, the number of described the second through hole is one or more, and described electrode cabling is partly distributed in a described through hole or is partly distributed at least one of described multiple through holes.
Alternatively, described color layers and be distributed in conductor in described the first through hole and cover described substrate and the described touch control unit cabling part in described rim area completely; Described the second color layers is arranged in described color layers.
Alternatively, described color layers is arranged on described substrate; Described the second color layers and the electrode cabling being distributed in described the second through hole cover described color layers and described conductor completely, and cover described substrate and described touch control unit cabling completely in described rim area and by described color layers be distributed in the part that the conductor in described the first through hole covers.
Alternatively, described color layers is arranged on described substrate; Described the second color layers and the electrode cabling being distributed in described the second through hole partly cover described color layers and described conductor, and cover described substrate and described touch control unit cabling completely in described rim area and by described color layers be distributed in the part that the conductor in described the first through hole covers.
Further, the material of described conductor is the potpourri of carbon slurry, silver slurry or carbon slurry and silver slurry.
Further, described color layers and described the second color layers are selected from any one in color ink coating, gloss oil coating and photosensitive plastic coating.
The present invention also provides the method for making of the narrow frame one chip capacitance induction touch panel of a kind of pair of color layers, for described capacitance induction touch panel, it is characterized in that, comprising:
The first step, on described substrate, make described touch control unit and described touch control unit cabling;
Second step, on described substrate, arrange described color layers, described color layers partly covers described touch control unit cabling, has described the first through hole in described color layers;
The 3rd step, in described the first through hole, insert described conductor;
The 4th step, arrange described the second color layers, in described the second color layers, there is described the second through hole;
The 5th step, make described electrode and described electrode cabling, described electrode cabling is by described the second through hole and described conductor contact.
In a preferred embodiments of the present invention, narrow frame one chip capacitance induction touch panel of a kind of pair of color layers and preparation method thereof is provided, and the narrow frame one chip capacitance induction touch panel of this pair of color layers comprises substrate, multiple touch control unit, color layers, the second color layers, multiple conductor, multiple electrode, multiple touch control unit cabling and multiple electrode cabling.Wherein, multiple touch control units form the array of touch control unit; In color layers, there are multiple the first through hole correspondences and each touch control unit cabling, be filled in each the first through hole each conductor part, the bottom of conductor contacts with corresponding touch control unit cabling, and conductor is distributed in part outside the first through hole and covers completely the coboundary of the first through hole; In the second color layers, there are multiple the second through holes, respectively corresponding each conductor, the diameter of the second through hole is less than corresponding conductor and is distributed in the diameter of the part outside the first through hole; Each electrode cabling extends to each second through hole in the second color layers, and by the second corresponding through hole, the part of each electrode cabling in the second through hole contacts with each conductor.While making the narrow frame one chip capacitance induction touch panel of this pair of color layers, mainly comprise step: adopt silk-screen printing technique on substrate, to make touch control unit and touch control unit cabling; Adopt silk-screen printing technique to there is the color layers of the first through hole in making; Adopt silk-screen printing technique to insert conductor in the first through hole; Adopt silk-screen printing technique to there is the second color layers of the second through hole in making; And adopt silk-screen printing technique in the second color layers, to make electrode and electrode cabling.
As can be seen here, narrow frame one chip capacitance induction touch panel of of the present invention pair of color layers and preparation method thereof is by arranging two-layer color layers and the conductor with through hole, be distributed in the through hole of color layers of lower one deck and its bottom contacts with touch-control electrode cabling, its first half covers the coboundary of this through hole completely conductor part; The electrode cabling of conductor contacts with conductor by the through hole of the color layers of last layer, realize the electrical connection between electrode cabling and the touch control unit cabling of correspondence, and realize the covering completely of the through hole of the color layers of conductor to lower one deck, avoid thus " light leak " problem being caused by this through hole, and the structure of two color layers can effectively be avoided solid color layer " light leak " problem.Meanwhile, because conductor can only be connected by the through hole of the color layers of last layer with electrode cabling, between conductor and adjacent electrode cabling, can not there is short circuit problem, therefore need only consider to avoid occurring between electrode cabling the problem of short circuit.With respect to the conductor part that is distributed in diameter outside the first through hole and is about 0.4mm, it is little that the through hole that diameter is about the color layers of the last layer of 0.2mm takies the frame space of capacitance plate, the through hole of the color layers of the lower one deck being therefore interspersed by design and conductor, can be in the frame of certain width can the more electrode cabling of layout, thereby realize the narrow frame requirement of capacitance plate; And the restriction that is subject to the through hole of the color layers of lower one deck due to conductor is located, small conductor when it can not occur to make separately this conductor (not making the color layers of lower one deck) in manufacturing process drops on touch control unit cabling and the problem of the adjacent touch control unit short circuit that causes, thereby has guaranteed the yields of product.
Below with reference to accompanying drawing, the technique effect of design of the present invention, concrete structure and generation is described further, to understand fully object of the present invention, feature and effect.
Accompanying drawing explanation
Fig. 1 is the front elevation of the capacitance induction touch panel of prior art.
Fig. 2 is the sectional view of the capacitance induction touch panel shown in Fig. 1 in AA ' direction.
Fig. 3 is in one embodiment, the front elevation of the narrow frame one chip capacitance induction touch panel of of the present invention pair of color layers.
Fig. 4 is that the narrow frame one chip capacitance induction touch panel of the two color layers shown in Fig. 3 is at the sectional view of A1A1 ' direction.
Fig. 5 shows electrode cabling in Fig. 3 and the junction of touch control unit cabling enlargedly, wherein shows the conductor between touch control unit cabling and electrode cabling and the touch control unit cabling under the second color layers with dotted line.
Embodiment
As shown in Fig. 3,4 and 5, in a preferred embodiment, the narrow frame one chip capacitance induction touch panel of of the present invention pair of color layers comprises substrate 101, as multiple touch control units of touch control unit 102, color layers 103, the second color layers 123, as multiple conductors of conductor 171, as multiple electrodes of electrode 150 and 151, as multiple touch control unit cablings of touch control unit cabling 120 and 121 and as multiple electrode cablings of electrode cabling 140 and 141.Wherein, color layers 103, each touch control unit and each touch control unit cabling are distributed on the first surface of substrate 101.The normal direction of Fig. 3 and first surface in Fig. 5 is the outside direction of vertical paper, and in Fig. 4, the normal direction of first surface is direction upwards.In the present embodiment, with the normal direction of first surface, for upwards, the layer of top covers the layer of below,
In the present embodiment, the material of conductor can be selected carbon slurry, silver slurry or both potpourris, its color is identical with the color of color layers 103, and (aberration that color is herein identical refers to both is under the degree of less aberration, for example using CIE1976(L*a*b*) the Colorimetry formula of the color space or the color difference meter value of chromatism Δ E that calculates or measure both is not more than 6, preferably be not more than 3, this description is also applicable to other parts herein); The material of electrode and electrode cabling can be selected silver slurry; Color layers 103 and the second color layers 123 can be color ink coating, gloss oil coating or photosensitive plastic coating, the material that is color layers 103 and the second color layers 123 can be selected color ink, gloss oil or photoresists, wherein color ink, gloss oil or photoresists have shades of colour, can select as required; Preferably, color layers 103 is identical with the color of the second color layers 123; Substrate 101 can be selected reinforced glass substrate, hardened glass substrate or common glass substrates, also can select macromolecular material transparency carrier; Touch control unit and touch control unit cabling are prepared by conducting film, conducting film can be ITO film, graphene layer, carbon nanotube layer, nano-silver thread, metal grill (metal mesh) or other conductive material layer, and the material of conducting film can be selected ITO, Graphene, carbon nano-tube, nano-silver thread, metal grill or other conductive material.
The concrete steps of narrow frame one chip capacitance induction touch panel of making the two color layers in this enforcement are as follows:
The first step, on substrate 101, make touch control unit and touch control unit cabling.
In the present embodiment, describe as an example of the manufacture craft that adopts individual layer conducting film example, it uses same layer conducting film to form touch control unit and touch control unit cabling.
Particularly, in this step, first take a slice glass substrate as substrate 101, it can select reinforced glass substrate, hardened glass substrate or common glass substrates, also can select macromolecular material transparency carrier as substrate 101; Then, substrate 101 is cleaned, selected the surface of substrate 101 of cleaning as first surface; Then, deposit one deck conducting film on the first surface of substrate 101, what in the present embodiment, deposit is ITO film, and the thickness of this ITO film is 5～60nm; Then, then, resist coating on conducting film, carries out photoetching to form the pattern of touch control unit and touch control unit cabling, adopts gold-tinted photoetching process in the present embodiment; Finally, the pattern of etching touch control unit and touch control unit cabling, forms touch control unit and touch control unit cabling at the first surface of substrate 101.In addition, can also adopt silk-screen printing technique directly on the first surface of substrate 101, to form the conducting film of the pattern of touch control unit and touch control unit cabling, form touch control unit and touch control unit cabling at the first surface of substrate 101 thus.
In the present embodiment, the live width of each touch control unit cabling is 0.01-0.3mm, and spacing is 0.01-0.8mm.
Second step, on substrate 101, make color layers 103.
Particularly, adopt silk-screen printing technique on the first surface of substrate 101, to be patterned into the color layers 103 of the rim area of capacitance induction touch panel, on it, there is the first through hole; The first through hole extends along the normal direction of first surface, and one end of whole with the corresponding touch control unit cabling of its lower limb joins.Color layers 103 on one end of touch control unit cabling 121 as shown in Figure 4, the lower limb in color layers 103 with the first through hole 161, the first through holes 161 fully joins with touch control unit cabling 121.In the present embodiment, adopt color ink to form color layers 103, the thickness of color layers 103 is 1～40 μ m, and the diameter of the first through hole is 0.01～0.6mm.In addition, the xsect of the first through hole of formation (being parallel to the cross section of first surface) is not limited to circle, can also be the shape of rectangle, ellipse etc.
The 3rd step, in the first through hole, insert conductor.
Particularly, in each first through hole that adopts silk-screen printing technique to form in previous step, fill the material of preparing conductor, in the present embodiment, select the material of carbon slurry as conductor, its color is identical with the color of color layers 103; The height of the conductor of inserting is 1～100 μ m, and it should be greater than the thickness of color layers 103, preferably large 10～20 μ m of the thickness of the aspect ratio color layers 103 of conductor, conductor 171 as shown in Figure 4.Conductor is distributed in part outside the first through hole and fully covers the coboundary of the first through hole, in the present embodiment, to be distributed in the part outside the first through hole be right cylinder to conductor, its diameter is greater than the diameter of this first through hole, and preferably its diameter is than the diameter of the first through hole large 10%～50%.In other embodiments of the invention, the xsect (being parallel to the cross section of first surface) that conductor is distributed in outside the first through hole is not limited to circle, can also be the shape of rectangle, ellipse etc.
The 4th step, layout the second color layers 123.
Particularly, adopt silk-screen printing technique in color layers 103, to be patterned into the second color layers 123 of the rim area of capacitance induction touch panel, on it, there is the second through hole; The second through hole extends along the normal direction of first surface, and its lower limb joins with corresponding conductor, and preferably, whole with the corresponding conductor of its lower limb joins.The lower limb in the second color layers 123, the second color layers 123 on color layers 103 as shown in Figure 4 with the second through hole 181, the second through holes 181 fully joins with conductor 171.In the present embodiment, the thickness that adopts color ink to form the second color layers 123, the second color layers 123 is 1～40 μ m, and the diameter of the second through hole is 0.01～0.6mm.In addition, the xsect of the second through hole of formation (being parallel to the cross section of first surface) is not limited to circle, can also be the shape of rectangle, ellipse etc.
The 5th step, making electrode and electrode cabling, electrode cabling contacts with conductor by the second through hole.
Particularly, use silver slurry, adopt silk-screen printing technique in the second color layers 123, to form electrode and electrode cabling, the end (end of disconnected electrode) of electrode cabling need with the second corresponding through-hole alignment, electrode cabling is partly distributed in the second through hole and contacts with corresponding conductor.Electrode cabling 141 is as shown in Figure 4 distributed in the second through hole 181 its end sections, and the part of electrode cabling 141 in the second through hole 181 contacts with conductor 171.In the present embodiment, adopt silver slurry, each electrode and each electrode cabling are integrally formed; The thickness of electrode is 5～40 μ m, and its xsect is rectangle; The live width of electrode cabling is 0.01～0.5mm, and spacing is 0.03～0.8mm.In other embodiments, each electrode and each electrode cabling can also separately be made, and the xsect of electrode can also be circular, oval etc. shape.In addition, can also adopt the method for laser-induced thermal etching to form electrode and electrode cabling, be in particular: form the silver slurry layer of the thickness of electrode needing on the surface of the second color layers 123, use laser-induced thermal etching silver slurry layer, form each electrode and electrode cabling on the surface of the second color layers 123.
It should be noted that, in the present embodiment, color layers 103 is except the first through hole on it, its pattern is identical with the rim area of the narrow frame one chip capacitance induction touch panel of of the present invention pair of color layers, and the second color layers 123 is except the second through hole on it, its pattern is also identical with rim area; But in other embodiment, the pattern of color layers 103 and the second color layers 123 does not need identical with the rim area of capacitance induction touch panel, in fact, pattern after (comprising conductor in the first through hole and electrode cabling part in the second through hole) as long as both stack is identical with rim area, i.e. both distributions can have following three kinds of situations:
1, color layers 103 and be distributed in the complete covered substrate 101 of conductor in each first through hole and each touch control unit cabling in the part of rim area, the second color layers 123 is arranged in color layers;
2, color layers 103 is arranged on substrate 101, the second color layers 123 and be distributed in electrode cabling in each second through hole cover completely color layers 103 and each conductor and completely covered substrate 101 and each touch control unit cabling in rim area and by color layers 103 be distributed in the part that the conductor in each first through hole covers;
3, color layers 103 is arranged on substrate 101, the second color layers 123 and be distributed in electrode cabling in each second through hole partly cover color layers 103 and each conductor and completely covered substrate 101 and each touch control unit cabling in rim area and by color layers 102 be distributed in the part that the conductor in each first through hole covers.
Finally, oxidized in order to prevent that electrode cabling is exposed in air, can also on them, cover a layer insulating, this layer insulating covers on whole electrode cabling, it is by one or more formation the in color ink, gloss oil or color photoresists, and its pattern can be the rim area of capacitance induction touch panel or coated electrode cabling only.
In addition, in the present embodiment, be staggered form by each the first via arrangement, as shown in Figure 5, such arrangement can be guaranteed the insulation between each conductor in the rim area of narrow frame one chip capacitance induction touch panel of of the present invention pair of color layers.Thus, in the time of layout, only need to consider the insulation between electrode cabling.In addition, in the time arranging each conductor, can also take the arrangement of the electrode pin of describing in Chinese patent CN203084698U.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all those skilled in the art, all should be in by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (10)
1. the narrow frame one chip capacitance induction touch panel of two color layers, comprise substrate, touch control unit, color layers, electrode, electrode cabling and touch control unit cabling, described touch control unit and described color layers are distributed on the first surface of described substrate, described touch control unit is in the operable area of described capacitance induction touch panel, described color layers is in the rim area of described capacitance induction touch panel, it is characterized in that, also comprise the second color layers and conductor, described the second color layers is distributed in described rim area; Extend to described rim area at the above touch control unit cabling of described first surface from described touch control unit; In described rim area, described color layers partly covers described touch control unit cabling;
In described color layers, there is the first through hole, be filled in described the first through hole described conductor part, the bottom of described conductor contacts with described touch control unit cabling, and the part of described conductor outside described the first through hole covers the coboundary of described the first through hole completely; In described the second color layers, have the second through hole, the whole and described conductor of the lower limb of described the second through hole joins; Described electrode cabling is electrically connected with described conductor at least in part in described the second color layers and by described the second through hole.
2. the narrow frame one chip capacitance induction touch panel of as claimed in claim 1 pair of color layers, wherein said electrode cabling partly in described the second through hole, the part of described electrode cabling in described the second through hole and described conductor contact.
3. the narrow frame one chip capacitance induction touch panel of as claimed in claim 2 pair of color layers, the number of described the first through hole is one, in a described through hole, has described conductor; Or the number of described the first through hole is multiple, at least one of described multiple through holes, there is described conductor.
4. the narrow frame one chip capacitance induction touch panel of as claimed in claim 3 pair of color layers, the number of described the second through hole is one or more, and described electrode cabling is partly distributed in a described through hole or is partly distributed at least one of described multiple through holes.
5. narrow frame one chip capacitance induction touch panel as claimed in claim 4, wherein said color layers and be distributed in conductor in described the first through hole and cover described substrate and the described touch control unit cabling part in described rim area completely; Described the second color layers is arranged in described color layers.
6. the narrow frame one chip capacitance induction touch panel of as claimed in claim 4 pair of color layers, described color layers is arranged on described substrate; Described the second color layers and the electrode cabling being distributed in described the second through hole cover described color layers and described conductor completely, and cover described substrate and described touch control unit cabling completely in described rim area and by described color layers be distributed in the part that the conductor in described the first through hole covers.
7. the narrow frame one chip capacitance induction touch panel of as claimed in claim 4 pair of color layers, described color layers is arranged on described substrate; Described the second color layers and the electrode cabling being distributed in described the second through hole partly cover described color layers and described conductor, and cover described substrate and described touch control unit cabling completely in described rim area and by described color layers be distributed in the part that the conductor in described the first through hole covers.
8. the narrow frame one chip capacitance induction touch panel as described in claim 5,6 or 7, the material of wherein said conductor is the potpourri of carbon slurry, silver slurry or carbon slurry and silver slurry.
9. narrow frame one chip capacitance induction touch panel as claimed in claim 8, wherein said color layers and described the second color layers are selected from any one in color ink coating, gloss oil coating and photosensitive plastic coating.
10. a method for making for the narrow frame one chip capacitance induction touch panel of two color layers, for making the capacitance induction touch panel as described in claim 1,2,3,4 or 9, is characterized in that, comprising:
The first step, on described substrate, make described touch control unit and described touch control unit cabling;
Second step, on described substrate, arrange described color layers, described color layers partly covers described touch control unit cabling, has described the first through hole in described color layers;
The 3rd step, in described the first through hole, insert described conductor;
The 4th step, arrange described the second color layers, in described the second color layers, there is described the second through hole;
The 5th step, make described electrode and described electrode cabling, described electrode cabling is by described the second through hole and described conductor contact.
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| CN105224116A (en) * | 2014-06-12 | 2016-01-06 | 宸鸿科技(厦门)有限公司 | A kind of contact panel |
| CN107295333A (en) * | 2016-03-31 | 2017-10-24 | 青岛海信电器股份有限公司 | A kind of display device and its control method |
| CN108255338A (en) * | 2018-01-12 | 2018-07-06 | 京东方科技集团股份有限公司 | Flexible touch screen, touches substrate and preparation method thereof at touch panel |
| CN108920000A (en) * | 2018-06-30 | 2018-11-30 | 昆山国显光电有限公司 | Display panel and preparation method thereof |
| CN109992167A (en) * | 2018-01-02 | 2019-07-09 | 蓝思科技（长沙）有限公司 | A kind of two-sided conductive structure, touch panel and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105183246A (en) * | 2014-06-12 | 2015-12-23 | 宸鸿科技(厦门)有限公司 | Capacitive touch control panel |
| CN105224116A (en) * | 2014-06-12 | 2016-01-06 | 宸鸿科技(厦门)有限公司 | A kind of contact panel |
| CN107295333A (en) * | 2016-03-31 | 2017-10-24 | 青岛海信电器股份有限公司 | A kind of display device and its control method |
| CN107295333B (en) * | 2016-03-31 | 2019-08-02 | 青岛海信电器股份有限公司 | A kind of display equipment and its control method |
| CN109992167A (en) * | 2018-01-02 | 2019-07-09 | 蓝思科技（长沙）有限公司 | A kind of two-sided conductive structure, touch panel and preparation method thereof |
| CN108255338A (en) * | 2018-01-12 | 2018-07-06 | 京东方科技集团股份有限公司 | Flexible touch screen, touches substrate and preparation method thereof at touch panel |
| CN108255338B (en) * | 2018-01-12 | 2021-02-02 | 京东方科技集团股份有限公司 | Flexible touch screen, touch panel, touch substrate and manufacturing method thereof |
| CN108920000A (en) * | 2018-06-30 | 2018-11-30 | 昆山国显光电有限公司 | Display panel and preparation method thereof |
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| CN103809828B (en) | 2017-06-16 |
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Address after: 351100 Putian City, Fujian Province Economic Development Zone (Licheng Zhen Dong Hu Cun Wei Hui Tang Industrial Park West) Patentee after: Kechuang Photoelectric (Putian) Co., Ltd. Address before: 351100 Putian City, Fujian Province Economic Development Zone (Licheng Zhen Dong Hu Cun Wei Hui Tang Industrial Park West) Patentee before: Fujian Kechuang Photoelectric Co., Ltd. |
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