CN203812212U - Electrode structure and touch panel device thereof - Google Patents
Electrode structure and touch panel device thereof Download PDFInfo
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- CN203812212U CN203812212U CN201420230147.5U CN201420230147U CN203812212U CN 203812212 U CN203812212 U CN 203812212U CN 201420230147 U CN201420230147 U CN 201420230147U CN 203812212 U CN203812212 U CN 203812212U
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Abstract
The utility model discloses an electrode structure and a touch panel device thereof. The electrode structure is made of metal conductive materials. In order to effectively restrain metal light reflection and be harmonious with the color of the base material of the panel, a chroma harmonizing layer is formed on the metal conductive layer of the electrode structure under the premise that light permeability and metal conductivity are unaffected, and the formed electrode structure is combined with a substrate and applicable to reflection type display panels. The chroma harmonizing layer can shield the metal conductive layer so as to avoid metal light reflection and can be visually harmonious with the color of the base material of the panel.
Description
Technical field
Electrode structure and a touch control panel device thereof, particularly a kind ofly adopt colourity reconciliation levels and have the electrode structure of reflection-proof function and the touch control panel device forming with this electrode structure.
Background technology
Because ring protection consciousness comes back; energy-conservation, province's carbon idea grows with each passing day; therefore possess around and under surround lighting, use, do not need the reflected displaying device (Reflective LCD) of the characteristics such as backlight and low power consumption to develop into one very important trend; compare with traditional flat-panel screens, following reflected displaying device certainly will have suitable growth potentiality.
Reflected displaying device has low power consumption, must not use the characteristic of backlight, the very applicable portable electronic product that is applied to, metal electrode contact panel is applied to reflective display panel device, as e-book, Electronic Paper, curved surface wrist-watch or electric label etc., more can replace the shortcoming that traditional type ITO (tin indium oxide) contact panel is not flexible and cost is high.
When contact panel adopts plain conductor as electrode, problem is that metal electrode can present metallic luster slightly when reflect ambient light, add the metallochrome of top electrode own and screen color and have compared colour difference, therefore while watching related display, have reflective interference, make picture can present the visual metal reflective of human eye, under long-time reading, easily cause visual fatigue.
In adopting the panel known technology of metal electrode wire (metal grill), need extra one deck anti-dazzle that adds to process film (anti-glare film), eliminate thus the metal reflective that in panel, plain conductor produces, these reflective problems that may cause display quality to decline.
Known employing anti-dazzle is processed film may increase the thickness of contact panel, and has influence on the light transmission of photic zone; Meanwhile, the plastic base of optical grade itself also may cause reflective, and the reflective human eye vision that easily makes is tired, if with the reflective combination of aforementioned metal line, reflective interference more very, makes human eye more easily observe the interference of plain conductor.
Fig. 1 shows that substrate and electrode structure in known technology are applied to the cross-sectional view of touch-control display device.
Wherein contact panel partly comprises substrate 10 two surperficial electrode structures 101,102 upper and lower with it, while forming touch-control display device, top is provided with optical cement (optically clear adhesive) 11, on optical cement 11, stick together in order to eliminate the reflective anti-light of dazzling of metal material in panel and process film 12, then with optical cement 13, attach upper substrate 14 again.Below this structure, 10 of substrates can be located on display module 16 by optical cement 15.Display module 16, except a kind of liquid crystal layer, more can be a kind of display module that is filled with electric ink (E-ink) material.
In known technology, utilize glare prevention structure to reduce metallic reflection phenomenon, cannot effectively solve reflection problems, but can produce as increased plate thickness, and have metallic conductivity that reduction covers and the problem such as resistance to corrosion is low.
Utility model content
Because known technology adopts metal electrode wire can produce the problem of metal reflective and metal visuality as the design of electrode structure in contact panel, the open book of the utility model proposes the electrode structure of a kind of touch control panel device and its tool colourity reconciliation levels, wherein the design of electrode structure adds a colourity reconciliation levels, can effectively eliminate reflective that metal or substrate produce, more because ground color that can mating surface panel assembly is carried out colourity mediation, therefore can provide good display quality, and be unlikely to produce unnecessary reflective and visual interference.
According to one of embodiment that the utility model is recorded, the conductive layer that the electrode structure primary structure of tool colourity reconciliation levels has metallic conduction material to make, and colourity reconciliation levels, colourity reconciliation levels is adjusted the composition of colourity reconciliation levels according to the applied panel construction ground color of electrode structure, with the color of mediation panel construction ground, and in order to eliminate produce from conductive layer reflective.
At one of embodiment, the material of colourity reconciliation levels is that mixed weight number percent is the phenolics of 25%-50%, percentage by weight is the Photoactive compounds of 1%-5%, percentage by weight is the organic colored high molecular dye of 1%-20%, and form a potpourri A after the percentage by weight solvent that is 40%-70%, then mix with the percentage by weight 60%-99% of this mixture A and the percentage by weight 1%-40% of inorganic coloured dyestuff.
In another embodiment, after the formation of colourity reconciliation levels is directly coated on this conductive layer with a silvery white metal, processing is made its tool rough surface, and this silvery white metal is by a plurality of elements of silver, nickel, chromium, titanium, aluminium, molybdenum, tungsten and copper and the alloy of combination thereof.
In an embodiment, this metallic conduction material is to be formed at the plain conductor electrode on a substrate in this panel construction therein.
This colourity reconciliation levels is through the trend along this plain conductor electrode and the material of this colourity reconciliation levels of patterning forms.
This colourity reconciliation levels is formed on the surface of this conductive layer.
Preferably, complete coated this conductive layer of this colourity reconciliation levels.
Preferably, the surface of this electrode structure also forms a roughened layer.
Open book more discloses the touch control panel device of the electrode structure that is provided with tool colourity reconciliation levels, and face equipment is provided with a reflective panel and a substrate, and both are by optical cement combination, and at least one surface of substrate forms one or more electrode structure.Electrode structure includes conductive layer and the colourity reconciliation levels that metallic conduction material is made.
By the electrode structure with colourity reconciliation levels the utility model proposes, can effectively reduce contact panel thickness, and not affect display quality, tool high light transmittance and metallic conductivity have splendid weatherability simultaneously, can be anticorrosive under the environment of high-temperature salt bath.
In order further to understand the utility model, be to reach technology, method and the effect that set object is taked, refer to following relevant detailed description of the present utility model, accompanying drawing, believe the purpose of this utility model, feature and feature, when being goed deep into thus and concrete understanding, yet appended accompanying drawing only provides reference and explanation use, is not used for the utility model to be limited.
Accompanying drawing explanation
Fig. 1 shows the cross-sectional view of known technology touch-control display device;
Figure 2 shows that application the utlity model has the display panel structure schematic diagram of the electrode structure of colourity reconciliation levels;
Fig. 3 A-3E is the electrode structure schematic diagram of the utility model tool colourity reconciliation levels;
Fig. 4 A-4E is for forming the processing procedure embodiment of the electrode structure of the utility model tool colourity reconciliation levels;
Fig. 5 shows the display panel structure embodiment schematic diagram of the electrode structure that utilizes the utility model tool colourity reconciliation levels;
Fig. 6 shows another example of electrode structure of the utility model tool colourity reconciliation levels;
Fig. 7 A shows one of embodiment schematic diagram of the utility model electrode structure;
Two of the embodiment schematic diagram of Fig. 7 B demonstration the utility model electrode structure;
Fig. 8 illustrates to show the panel construction embodiment of the electrode structure that adopts the utility model tool colourity reconciliation levels.
[description of reference numerals]
Substrate 10 electrode structures 101,102
Optical cement 11 anti-dazzles are processed film 12
Optical cement 13 substrates 14
Optical cement 15 display modules 16
Reflective panel 203 substrates 2
Electrode structure 21a, 21b optical cement 23,24
Cover plate 201 first reflected light 205
The second reflected light 206
Substrate 31 conductive layers 32
Colourity reconciliation levels 33,34,35,36,37
Substrate 41 conductive layers 42,42 '
Colourity reconciliation levels 43,43 '
Reflective panel 51 optical cements 53
Substrate 55 electrode structures 57,58
Conductive layer 571,581 colourity reconciliation levels 572,582
The first reflected light 505 second reflected light 506
Substrate 61 conductive layers 63
The first colourity reconciliation levels 65 second colourity reconciliation levels 66
Substrate 71 electrode structures 73,74
Following layer 731 conductive layers 732
Colourity reconciliation levels 733 conductive layers 741
Colourity reconciliation levels 742 roughened layers 743
Reflective panel 81 substrates 83
Cover plate 85 electrode structures 87
Optical cement 801,802 following layers 871
Conductive layer 872 colourity reconciliation levels 873
Roughened layer 874
Embodiment
The utility model proposes a kind of touch control panel device and there is the electrode structure of colourity reconciliation levels, touch control panel device is particularly applied to a kind of reflective display panel, this type of panel is for can adopt reflected light as the display panel of application backlight, as a kind of Electronic Paper (electronic paper) of high-contrast emphatically.In this type of reflective display panel, ground color is generally light color system, and contact panel also can adopt plain conductor as the use of touch-control circuit.
Therefore, in one embodiment, contact panel inner electrode is that metallic conduction material is made, in order effectively to suppress metal reflective, and with panel in ground harmonious colours, the electrode structure that embodiment proposes forms a colourity reconciliation levels on metal conducting layer therein, the main application of this colourity reconciliation levels is avoided metal reflective for covering metal conducting layer, and can be in harmonious proportion ground color simultaneously, avoid visual interference.The colourity reconciliation levels that embodiment proposes more can guarantee the light transmission of integral panels and the metallic conductivity of electrode structure.
In the touch control panel device proposing at the utility model, utilize metallic conduction material to form metal conducting layer, this forms the electrode structure main body of panel.Contact panel can be reflective display panel, comprise a kind of bendable reflective display panel, the environment light source that reflective display panel is mainly arround dependence reaches display effect, therefore need to consider to eliminate the surround lighting metal reflective that metal conducting layer produces therein, so propose to be formed at a kind of colourity reconciliation levels on metal conducting layer.
According to one of embodiment; the albefaction layer that colourity reconciliation levels in display panel on electrode structure as a kind of light color is; this albefaction layer not only can be eliminated metal reflective; and tool corrosion stability; obvious metal reflective (metal is visual) in the time of can reducing contact panel use metal electrode technology; and with and protection metal electrode not affected by high ambient temperature high humidity, increase the visual quality of reflected displaying device, such as being that the screen grounds such as Electronic Paper e-book are white reflected displaying device etc.
One of generation type of above-mentioned colourity reconciliation levels can directly be coated with associated materials in metal electrode structure, or forms with sputter process (sputtering), evaporation (evaporation).
According to a preferred embodiment, the percentage by weight of the phenolics that the coating that the utility model adopts comprises is 25%-50%, the percentage by weight of Photoactive compounds is 1%-5%, the percentage by weight of organic colored high molecular dye is 1%-20%, the percentage by weight of solvent is 40%-70%, and wherein solvent can be 1-Methoxy-2-propyl acetate.Aforementioned four through mixed potpourri again with inorganic coloured dyestuff blending, the percentage by weight of this potpourri of take is 60-99%, inorganic coloured dyestuff is that white material is as SiO
2or TiO
2or the percentage by weight of the white color system micron powder such as the calcium carbonate mode that is 1%-40% mixes the coating of the colourity reconciliation levels that the utility model adopts.
According to a preferred embodiment, the percentage by weight of the phenolics that the utility model colourity reconciliation levels coating comprises is 5%-45%, the percentage by weight of Photoactive compounds is 1%-15%, the percentage by weight of organic colored high molecular dye is 1%-20%, the percentage by weight of solvent is 45%-90%, wherein solvent can be group that acetic acid propoxyl group ethyl ester, 1-Methoxy-2-propyl acetate, propylene glycol monomethyl ether and composition thereof form one of them.Aforementioned four (phenolics, Photoactive compounds, organic colored high molecular dye and solvents) through mixed potpourri again with inorganic coloured dyestuff blending, the percentage by weight of potpourri of take is 60-99%, inorganic coloured dyestuff is that white material is as SiO
2or TiO
2or the mode that the percentage by weight of the white color system micron powder such as calcium carbonate is 1%-40% mixes the coating that the utility model adopts.
Separately, if colourity reconciliation levels of the present utility model be take albefaction as object, also can use a silvery white metal directly to coat rear processing in metal electrode structure its tool rough surface is made.Silvery white metal is as the alloy of the elements such as silver, nickel, chromium, titanium, aluminium, molybdenum, tungsten, copper or its combination, and alloy, as cupronickel, is commonly called as copper-nickel alloy.
The colourity reconciliation levels forming on metal conducting layer in electrode structure, in structure, be only formed on metal conducting layer surface, can be overlying on metal electrode with fixed thickness complete packet, can take cross section as globule shape is formed on metal electrode, can be formed on metal electrode with particle surface.
First, refer to the display panel structure schematic diagram that application shown in Fig. 2 the utlity model has the electrode structure of colourity reconciliation levels.
In figure, show a display panel structure, there is a reflective panel 203 below, and middle part is provided with a substrate 2, and by optical cement 24 combinations, the both sides of substrate 2 are respectively equipped with electrode structure 21a, 21b between the two.According to a preferred embodiment one, substrate 2 is transparent material made, forms contact panel with electrode structure 21a, 21b.
Contact panel will form a kind of reflective display panel, and top is the cover plate 201 in conjunction with panel top by optical cement 23, and optical cement 24 is also passed through in conjunction with reflective panel in below, therefore in conjunction with forming display panel structure disclosed in the utility model.
Wherein optical cement 23,24 is answered optical demands, and its penetrability (%) specification is T>90%, L>90, a<0.1, b<0.8.Material can be the materials such as acryl, acroleic acid resin, and is not limited to this.
External light source (as surround lighting, can consult the optical path that dotted line represents) irradiates from top, penetrates cover plate 201 and optical cement 23, and directive electrode structure 21a, due to electrode structure 21a metal electrode characteristic originally, therefore causes the generation of the first reflected light 205.In addition, when external light source irradiates from top along dotted line in figure, through cover plate 201, optical cement 23, substrate 2, and below optical cement 24, and arrive reflective panel 203, reflecting afterwards, is the second reflected light 206, so human eye will be seen the first reflected light 205 and the second reflected light 206 simultaneously.
In this example, the first reflected light 205 is the reflected light of reflection self-electrode structure 21a, for a kind of metal reflective, the color of its colourity and reflective panel 203 grounds (such as Electronic Paper product is generally white) has compared colour difference, can make human eye more easily observe the wiring of metal electrode.
If want, avoid the aforementioned metal reflective of seeing when user watches the display panel that uses plain conductor electrode, the utility model proposes a kind of colourity reconciliation levels being formed on plain conductor electrode, not only can avoid the phenomenon of metallic reflection external light source, more can be in harmonious proportion the reflected light of panel ground.
Colourity reconciliation levels is formed at example on electrode structure as shown in Figure 3A, the conductive layer 32 that the primary structure of electrode forms as substrate 31, plain conductor and be formed at conductive layer 32 surface colourity reconciliation levels 33 upper and that form with coating or sputtering way evaporation.
In the embodiment shown in Fig. 3 B, another kind of colourity reconciliation levels 34 is overlying on conductive layer 32 with the thickness complete packet of fixing, and complete reduction metal reflective and effect against corrosion can be provided.
In the embodiment shown in Fig. 3 C, this routine colourity reconciliation levels 35 be take cross section as globule shape is formed on conductive layer 32, can more under various visual angles, reduce metal reflective and effect against corrosion is provided.The same embodiment that shows colourity reconciliation levels 35 complete coated conductive layers 32 of this example.
In the embodiment of complete coated conductive layer 32 shown in Fig. 3 D, colourity reconciliation levels 36 is formed on conductive layer 32 in the mode of particle surface, can further reduce metal reflective and effect against corrosion is provided.
In Fig. 3 E, colourity reconciliation levels 37 is formed on the conductive layer 32 itself with particle surface, and complete coated conductive layer 32, can reduce metal reflective by conductive layer 32 thus.
The substrate 31 of carrying in the various embodiments described above in panel construction as the base material of electrode structure, the material of substrate can be material and can be PET (Polyethylene terephthalatem, polyethylene terephthalate), PEN (polyethylene naphthalate), COC (Cyclic Olefin Copolymer), LCP (liquid crystal polymer), PI (Polyimide, polyimide), PEI (polyetherimide) or PPSU (polyphenyl sulfone) and combination thereof.Metal conducting layer 32 materials on substrate 31 can be copper, aluminium, nickel, iron, gold, silver, stainless steel, tungsten, chromium or titanium, or the alloy of multiple material wherein forms.Colourity reconciliation levels 33,34,35,36,37 can be the formed albefaction layer of lighter based material, and material is coating or silvery white metal, directly to coat metal electrode structure surface, forms, and while wherein using silvery white metal, can reprocess and make it have rough surface.The optical demands of colourity reconciliation levels is that L<90, a ± 2, b ± 2, reflectivity are less than 30.
Fig. 4 A to 4E then shows that colourity reconciliation levels is formed at the embodiment process flow diagram in panel construction.
Processing procedure has first been purchased a substrate 41 at the beginning, as Fig. 4 A; Then on substrate 41, form conductive layer 42, as Fig. 4 B; On conductive layer 42, form again a colourity reconciliation levels 43, such as the albefaction layer forming with light based material, as Fig. 4 C.The mode that forms colourity reconciliation levels 43 virgin states comprises and can material be coated to conductive layer 42 tops by the mode of wire mark, scraper, line rod or rotation.
According to the needs of electrode structure, step is then patterning colourity reconciliation levels 43, along the conductive layer 42 of wanting to expose, carry out etching, as the trend along plain conductor electrode is carried out the relevant coating material of patterning, as Fig. 4 D, and the method for patterning can adopt the mode of for example light shield exposure imaging etching or laser beam engraving, separately there is mode as first hydrophilicity-imparting treatment done in metallic conductor surface, make aqueous coating alternative be attached to metallic conductor surface, but not hydrophobic pet sheet face, but not as limit.Thus, simply step forms the colourity reconciliation levels 43 ' that is only coated on metallic conductor.
Step continues as Fig. 4 E, and continuation, using the non-part etching off as electrode layer, is formed on conductive layer 42 ' patterned on substrate 41, and corresponding to lip-deep colourity reconciliation levels 43 '.
Fig. 5 shows the display panel structure embodiment schematic diagram that utilizes the electrode structure that the utlity model has colourity reconciliation levels.
In figure, show a reflective panel construction, bottom is provided with reflective panel 51, and as a kind of liquid crystal panel, by the contact panel of optical cement 53 integrated structure tops, contact panel comprises substrate 55 and is formed at the electrode structure 57,58 on substrate 55.
This routine substrate 55 is provided with at least one electrode structure 57,58, the embodiment that the design of electrode structure can be as shown in above-mentioned Fig. 3 A to 3E.
In this example, in electrode structure 57, on conductive layer 571, be formed with colourity reconciliation levels 572; In electrode structure 58, on conductive layer 581, be formed with colourity reconciliation levels 582.Colourity reconciliation levels 572,582 can be different forms, and can coordinate the ground color of reflective panel 51 and design the color of colourity reconciliation levels 572,582.For example say that Electronic Paper background color is for white, the colourity of colourity reconciliation levels 572,582 can be adjusted to approaching or consistent with its ground color, can make thus when external light source incident, produces the consistent reflected light of colourity.Such as producing the first reflected light 505 through metal electrode 58 reflections, through reflective panel 51, reflect the second reflected light 506 producing, colourity reconciliation levels 572,582 will make two catoptrical colourities close, unlikely generation color distortion while making eye-observation display picture, the visual discomfort that the electrode structure of reduction plain conductor produces.
According to embodiment, wherein the thickness range of conductive layer 571,581 be take 0.001 μ m-15 μ m as good, and colourity reconciliation levels 572,582 thickness ranges be take 0.005 μ m-15 μ m as good.The width of conductive layer 571,581 and colourity reconciliation levels 572,582 (as plain conductor live width) be take 1 μ m-30 μ m as good.
Fig. 6 shows another example of electrode structure of the utility model tool colourity reconciliation levels.
This legend shows, colourity reconciliation levels on metal conducting layer is one deck not only, such as showing in figure on a substrate 61, form conductive layer 63, on conductive layer 63, first form the first colourity reconciliation levels 65, in this first colourity reconciliation levels 65, form again another the second colourity reconciliation levels 66, can promote thus resistance to corrosion and the environmental suitability of electrode structure, and the second colourity reconciliation levels 66 is assisted the first colourity reconciliation levels 65 and can be adjusted color colourity and the luminous reflectanc of overall electrode.
Except the above-mentioned material of realizing the first colourity reconciliation levels 65, the second colourity reconciliation levels 66 materials of this example can be light oxide, light macromolecule, silvery white metal and composition thereof.Silvery white metal is as the alloy (as cupronickel, being commonly called as copper-nickel alloy) of the elements such as silver, nickel, chromium, titanium, aluminium, molybdenum, tungsten and copper and combination thereof; Light color oxide can be monox, titanium dioxide, aluminium oxide and composition thereof; Light color macromolecule can be organosilicon etc.Wherein, in the potpourri of the second colourity reconciliation levels 66, light high molecular ratio can be 10-90%, and the silvery white metal ratio in light oxide can be occupied 10-90%.The second colourity reconciliation levels 66 thickness be take the scope of 0.001 μ m to 1 μ m as good; The reflectivity of the second colourity reconciliation levels 66 need, between 1% to 50% scope, be preferably lower than 30%.In addition the mass reflex rate that, the first colourity reconciliation levels 65 and the second colourity reconciliation levels 66 produce should be better lower than 30%.
The chromaticity coordinate value representation that the characteristic of colourity reconciliation levels can L (brightness), a (red green) forms with b (champac).For example: electronic paper screen is without backlight, while presenting pure white background, its reflectivity (reflectivity) is lower than 30%, brightness (lightness) need be less than 90, the red green axle of chromaticity coordinate (a/-a axis) is between 2 and-2, and champac axle (b/-b axis) is between 2 and-2.Especially the whiter Electronic Paper of background color, the colourity reconciliation levels that this lift-launch brightness is less than 90%, can claim albefaction layer.
Contact panel is because metal electrode exists the metal of copper yellow, and human eye is easy to observe partially yellow metal reflective.Therefore, the first colourity reconciliation levels 65 can be adjusted the metallochrome of metal electrode own simultaneously, make the metal electrode intrinsic colour with its collocation, as fine copper metal mother metal reflectivity >50%, L>90%, a<0.1, b>2, and approach the color of screen pure white background color (Paperwhite), reduce compared colour difference.The colourity of first and second colourity reconciliation levels 65,66 materials itself can change because of material thickness.The colourity of second colourity reconciliation levels 66 capable of regulating the first colourity reconciliation levels 65 makes it closer to class paper look or the pure white of screen, has the characteristic of antireflection, anti-interference, anti-rainbow line, abrasion resisting, scratch resistance simultaneously.
The form of colourity reconciliation levels again can be with reference to the electrode structure example shown in figure 7A and Fig. 7 B.Electrode structure 73,74 in Fig. 7 A and Fig. 7 B difference display panel structure on substrate 71, the electrode structure 73,74 of these two different designs forms can select one of them as the electrode structure of panel.
In Fig. 7 A, between electrode structure 73 and substrate 71, be provided with following layer 731, following layer 731 has been strengthened the adherence of conductive layer 732 with substrate 71, can reduce the problem that causes electrode structure 73 to come off because of substrate 71 deflections.It on conductive layer 732, is colourity reconciliation levels 733.
Following layer 732 materials comprise group that macromolecular material, oxide material, metal material and compound substance thereof form one of them.Macromolecular material comprises acrylic, PET, PEI, PPSU, PI, PEDOT, Polyaniline, Polypyrrole or the combination of compound substance wherein.Oxide can be sull or the mealy structure of amorphous or polycrystalline.Wherein, the composition of oxide can be titanium dioxide (titanium oxide), tantalum oxide (tantalum oxide), monox (silicon oxide), aluminium oxide (aluminum oxide) or the combination of compound substance wherein.Metal can comprise copper, silver, aluminium, molybdenum, nickel, chromium, tungsten, titanium, silicon, zinc, tin, iron and other alloys or the combination of compound substance wherein.Can also obtain macromolecule, metal and two kinds or three kinds combinations of oxide, as: the compound substance of the combination of the combination of the combination of metal and oxide, macromolecule and metal, macromolecule and oxide or metal and oxide and high molecular combination.If use compound substance, the shared ratio of macromolecule is 10-90%, and the shared ratio of oxide is 10-90%, and the shared ratio of metal is 10-90%.Oxide can be also the structure of multilayer.For an embodiment, the thickness of titanium dioxide is 900nm, and the thickness of monox is 100nm.The scope that the thickness of following layer 732 be take between 0.001 μ m and 1 μ m is as good; Reflectivity need, between 1% to 50% scope, be preferably lower than 30%.
In Fig. 7 B, in electrode structure 74, illustrate to show in conductive layer 741 and colourity reconciliation levels 742 to form a roughened layer 743.Roughened layer 743 can reduce metal reflective to strengthen the not visible property of naked eyes.Roughened layer 743 can utilize the modes such as chemical etching (sulfuric acid, permanganic acid etc.), mechanical-physical or electricity slurry clean (as rolling, ion beam, corona, atmospheric plasma) to form, so colourity reconciliation levels 742 materials that roughened layer 743 materials can be followed with below are identical.
As roughened layer 743 grades are formed at the alligatoring structure in electrode structure 74, can etching etc. processing mode form, or form in the long-pending mode in other materials electrolysis, sputter or Shen.
If roughened layer 743 generation types are for utilizing the materials such as extra coating ultraviolet optical cement or organosilicon resin hardened layer to realize, roughened layer 743 materials can be different from the material of below colourity reconciliation levels 742.The roughness of roughened layer 743 (Ra center line average roughness) scope is that 0.001-0.2 μ m is good, and best roughness scope is Ra=0.02-0.1 μ m.
While forming roughened layer on electrode structure, can consult the embodiment schematic diagram shown in Fig. 8.
This routine panel construction main body has reflective panel 81, substrate 83 and upper cover plate 85, between three, with optical cement 801,802, engages.Be formed in the electrode structure 87 of substrate 83 and using plain conductor as conductor, namely conductive layer 872, in order to eliminate metal reflective, and are in harmonious proportion the ground color of reflective panel 81, on conductive layer 872, be formed with colourity reconciliation levels 873, below is by following layer 871 bonded substrates 83.
If strengthen scatter incident light, eliminate metal reflective, can in colourity reconciliation levels 873, form roughened layer 874, the roughness of roughened layer 874 can reduce because of the relation of optical cement 802 mist degree (Haze) sense of human eye.In addition because optical cement 802 has been filled up electrode structure 87 rough surface relations of plane, the ground color that can additionally make the color of colourity reconciliation levels 873 more press close to reflective panel 81, such as be partial to pure white or with the more similar colourity of background color white matrix of Electronic Paper.
Therefore, the touch control panel device the utility model proposes is such as being e-book, Electronic Paper, curved surface wrist-watch or electric label, on electrode structure wherein, be formed with a colourity reconciliation levels, one of its object is except being reflective that in elimination electrode structure, metallic conductor produces, by colour planning, be in harmonious proportion panel ground color especially, make to increase the comfort level that human eye is watched display, simultaneously, still do not affect the conductance of metal conducting layer, with splendid weatherability, can under the environment of high-temperature salt bath, represent the splendid life-span.
The foregoing is only better possible embodiments of the present utility model, the equalization that the novel claim of Fan Yiben is done changes and modifies, and all should belong to scope of patent protection of the present utility model.
Claims (9)
1. an electrode structure, is characterized in that, described electrode structure comprises:
The conductive layer that one metallic conduction material is made; And
One colourity reconciliation levels, adjusts the composition of this colourity reconciliation levels according to the applied panel construction ground color of this electrode structure, to be in harmonious proportion the color of this panel construction ground, and in order to eliminate produce from this conductive layer reflective.
2. electrode structure as claimed in claim 1, is characterized in that, this metallic conduction material is to be formed at the plain conductor electrode on a substrate in this panel construction.
3. electrode structure as claimed in claim 2, is characterized in that, this colourity reconciliation levels is through the trend along this plain conductor electrode and the material of this colourity reconciliation levels of patterning and forming.
4. electrode structure as claimed in claim 1, is characterized in that, this colourity reconciliation levels is formed on the surface of this conductive layer.
5. electrode structure as claimed in claim 1, is characterized in that, complete coated this conductive layer of this colourity reconciliation levels.
6. electrode structure as claimed in claim 1, is characterized in that, the surface of this electrode structure also forms a roughened layer.
7. a touch control panel device, is wherein provided with the electrode structure of tool colourity reconciliation levels, it is characterized in that described device comprises:
One reflective panel; And
One substrate, is combined by the reflective panel of optical cement and this, and at least one surface of this substrate forms one or more electrode structure, and this electrode structure comprises:
The conductive layer that one metallic conduction material is made; And
One colourity reconciliation levels, adjusts the composition of this colourity reconciliation levels according to this reflective panel ground color, to be in harmonious proportion the color of this reflective panel ground, and in order to eliminate produce from this conductive layer reflective.
8. touch control panel device as claimed in claim 7, is characterized in that, this metallic conduction material is to be formed at the plain conductor electrode on substrate in this panel construction.
9. touch control panel device as claimed in claim 7, is characterized in that, this touch control panel device is e-book, Electronic Paper, curved surface wrist-watch or electric label.
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| CN201420230147.5U CN203812212U (en) | 2014-05-06 | 2014-05-06 | Electrode structure and touch panel device thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105677073A (en) * | 2014-11-21 | 2016-06-15 | 群创光电股份有限公司 | Touch display device and manufacture method thereof |
| CN106484203A (en) * | 2016-10-17 | 2017-03-08 | 京东方科技集团股份有限公司 | Touch base plate and preparation method thereof, touch-control display panel and display device |
| CN106710499A (en) * | 2015-08-24 | 2017-05-24 | 群创光电股份有限公司 | Display panel and touch control display device |
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2014
- 2014-05-06 CN CN201420230147.5U patent/CN203812212U/en not_active Expired - Fee Related
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| CN105677073A (en) * | 2014-11-21 | 2016-06-15 | 群创光电股份有限公司 | Touch display device and manufacture method thereof |
| CN106710499A (en) * | 2015-08-24 | 2017-05-24 | 群创光电股份有限公司 | Display panel and touch control display device |
| CN106710499B (en) * | 2015-08-24 | 2020-06-26 | 群创光电股份有限公司 | Display panel and touch display device |
| CN106484203A (en) * | 2016-10-17 | 2017-03-08 | 京东方科技集团股份有限公司 | Touch base plate and preparation method thereof, touch-control display panel and display device |
| CN108471677A (en) * | 2018-03-01 | 2018-08-31 | 云谷（固安）科技有限公司 | The production method and touch screen of touch screen, electronic equipment |
| CN108471677B (en) * | 2018-03-01 | 2020-09-08 | 云谷（固安）科技有限公司 | Manufacturing method of touch screen, touch screen and electronic equipment |
| WO2019223277A1 (en) * | 2018-05-25 | 2019-11-28 | 广州视源电子科技股份有限公司 | Display panel, touch film, and display device |
| CN108803156A (en) * | 2018-08-10 | 2018-11-13 | 深圳市华星光电技术有限公司 | array substrate and display device |
| CN108803156B (en) * | 2018-08-10 | 2021-04-30 | Tcl华星光电技术有限公司 | Array substrate and display device |
| CN110794632A (en) * | 2019-12-06 | 2020-02-14 | 深圳市康盛光电科技有限公司 | ITO handwriting film for color handwriting board and preparation method thereof |
| CN110928071A (en) * | 2019-12-06 | 2020-03-27 | 深圳市康盛光电科技有限公司 | Preparation method of color conductive film for color light modulation film |
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