CN204009808U - Touch control display apparatus - Google Patents
Touch control display apparatus Download PDFInfo
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- CN204009808U CN204009808U CN201420327723.8U CN201420327723U CN204009808U CN 204009808 U CN204009808 U CN 204009808U CN 201420327723 U CN201420327723 U CN 201420327723U CN 204009808 U CN204009808 U CN 204009808U
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Abstract
The utility model discloses a kind of touch control display apparatus, comprise a contact panel, a display panel and one first transparent bonding layer.Contact panel has one first patterned electrode layer.The first patterned electrode layer comprises a pattern part and a non-pattern part.The first transparent bonding layer is arranged between contact panel and display panel.The refractive index of the first transparent bonding layer is to be more than or equal to 1.65, and is less than or equal to 1.72, so that the light reflectance of pattern part and non-pattern part is consistent.By this, even make the electrode pattern visibility reduction in touch control display apparatus invisible, thus the visual appearance of touch control display apparatus improved.
Description
Technical field
The utility model relates to touch technology field, relates in particular to a kind of touch control display apparatus.
Background technology
Along with scientific and technological progress, the application of touch control display apparatus also increases day by day.The application of touch control display apparatus at present mainly comprises: portable electronic product, as: panel computer, mobile phone, digital still camera; Finance commercial use, as: cash machine, far-end video conference; Public information purposes, as: airport, station guide to visitors, data check etc.
Traditional touch control display apparatus roughly comprises contact panel and display panel together bonded to each other.Wherein, contact panel comprises again the electrode layer for touch-control sensing, electrode layer is normally formed the electrode layer of a patterning by the conductive layer of the whole layer of etching one, owing to having in electrode layer, the region (pattern part) of electrode is different to the refractive index of light with electrodeless region (non-pattern part), while making extraneous light be incident to electrode layer to reflect again, there are region and the electrodeless regional reflex rate of electrode to differ greatly, to likely cause electrode pattern visible, affect touch control display apparatus visual appearance effect.
The visible method of known solution electrode pattern is included in touch panel structure provided middle increase multi-layer optical film, by adjusting the refractive index of multi-layer optical film and the refractive index of electrode layer, matches, thus the visibility of reduction electrode pattern.But the method needs multiple tracks film-plating process, and can cause touch control display apparatus integral thickness to increase, be unfavorable for that the simplification of manufacture craft and touch control display apparatus are lightening.
Utility model content
In view of this, the utility model embodiment provides a kind of touch control display apparatus, visible to solve in prior art touch control display apparatus electrode pattern, the problem of complex manufacturing technology.
According to a kind of touch control display apparatus of the present utility model, comprise a contact panel, a display panel and one first transparent bonding layer.Contact panel has one first patterned electrode layer.The first patterned electrode layer comprises a pattern part and a non-pattern part.The first transparent bonding layer is arranged between contact panel and display panel.The refractive index of the first transparent bonding layer is to be more than or equal to 1.65, and is less than or equal to 1.72, so that the light reflectance of pattern part and non-pattern part is consistent.
In one embodiment, the first transparent bonding layer can have a relative first surface and a second surface.First surface is towards contact panel, and second surface is towards display panel.The refractive index of first surface is greater than the refractive index of second surface, and the viscosity of second surface is greater than the stickiness of first surface.
In one embodiment, the first transparent bonding layer thickness can be between 150 microns to 200 microns.
In one embodiment, contact panel can comprise a protective substrate.The first patterned electrode layer is arranged on protective substrate, and also between protective substrate and the first transparent bonding layer.
In one embodiment, touch control display apparatus can more comprise an index matching layer, and it is arranged between protective substrate and the first patterned electrode layer.
In one embodiment, index matching layer can comprise a first refractive rate matching layer and one second index matching layer.First refractive rate matching layer is between protective substrate and the second index matching layer, and refractive index is between 2.0 to 2.5; The second index matching layer is between the first patterned electrode layer and first refractive rate matching layer, and refractive index is between 1.3 to 1.6.
In one embodiment, contact panel can comprise a protective substrate, one first printing opacity sheet material and one second transparent bonding layer.The first printing opacity sheet material and protective substrate are oppositely arranged.The first patterned electrode layer is arranged on the first printing opacity sheet material, and between protective substrate and the first printing opacity sheet material.The second transparent bonding layer is arranged between protective substrate and the first patterned electrode layer.
In one embodiment, touch control display apparatus can more comprise one second patterned electrode layer, and it is arranged on the first printing opacity sheet material the side away from protective substrate.
In one embodiment, touch control display apparatus can more comprise one second patterned electrode layer, and it is arranged on protective substrate, and between protective substrate and the second transparent bonding layer.
In one embodiment, touch control display apparatus can more comprise one second printing opacity sheet material, one second patterned electrode layer and one the 3rd transparent bonding layer.The second patterned electrode layer is arranged on the second printing opacity sheet material, and between the first printing opacity sheet material and the second printing opacity sheet material.The 3rd transparent bonding layer is arranged between the first printing opacity sheet material and the second patterned electrode layer.
In one embodiment, the first printing opacity sheet material comprises glass substrate, plastic substrate, sapphire substrate or mylar.
In one embodiment, the second transparent bonding layer can have one the 3rd relative surface and one the 4th surface.The 3rd surface is towards protective substrate, and the 4th surface is towards the first printing opacity sheet material, and the refractive index on the 4th surface is greater than the refractive index on the 3rd surface, and the viscosity on the 3rd surface is greater than the viscosity on the 4th surface.
In one embodiment, contact panel can comprise a protective substrate, one first printing opacity sheet material and one second transparent bonding layer.The first printing opacity sheet material and protective substrate are oppositely arranged.The first patterned electrode layer is arranged on the first printing opacity sheet material the side away from protective substrate.The second transparent bonding layer is arranged between protective substrate and the first printing opacity sheet material.
In one embodiment, touch control display apparatus can more comprise an index matching layer, and it is arranged between the first patterned electrode layer and the first printing opacity sheet material.
In one embodiment, index matching layer can comprise a first refractive rate matching layer and one second index matching layer.First refractive rate matching layer is between the first printing opacity sheet material and the second index matching layer, and refractive index is between 2.0 to 2.5; The second index matching layer is between the first patterned electrode layer and first refractive rate matching layer, and refractive index is between 1.3 to 1.6.
In one embodiment, the first printing opacity sheet material and the first patterned electrode layer are to be first formed on a loading plate, then transfer lamination is to protective substrate.
In one embodiment, the thickness of the first printing opacity sheet material can be between 0.1 micron to 15 microns.
From the above, the touch control display apparatus that the utility model embodiment provides, by the first transparent bonding layer sticking touch control panel and display panel of high index of refraction, the first transparent bonding layer not only has the effect of laminating, more can make in patterned electrode layer the light reflectance of pattern part and non-pattern part consistent by its distinctive high index of refraction, even make the electrode pattern visibility in touch control display apparatus reduce invisible, thereby improve the visual appearance of touch control display apparatus, reduce multi-layer optical film plated film of the prior art simultaneously, make touch control display apparatus more lightening, and simplified manufacture craft.
Accompanying drawing explanation
Figure 1A is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the first embodiment.
Figure 1B is the schematic top plan view of the first patterned electrode layer shown in Figure 1A.
Fig. 2 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the second embodiment.
Fig. 3 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 3rd embodiment.
Fig. 4 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 4th embodiment.
Fig. 5 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 5th embodiment.
Fig. 6 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 6th embodiment.
Symbol description:
1,2,3,4,5,6: touch control display apparatus
11,21,31,41,51,61: contact panel
111,211,311,411,511,611: protective substrate
112,212,312,412,512: the first printing opacity sheet material
113,213,313,413,513,613: the first patterned electrode layer
1131: pattern part
1132: non-pattern part
114,214,314,414,514: the second transparent bonding layers
1141,2141,3141,4141,5141: the three surfaces
1142,2142,3142,4142,5142: the four surfaces
115,215,315,415,515,615: index matching layer
1151,2151: first refractive rate matching layer
1152,2152: the second index matching layers
116,216,316,416,516,616: shielding layer
12,22,32,42,52,62: display panel
121,221,321,421,521,621: first substrate
122,222,322,422,522,622: second substrate
123,223,323,423,523,623: display medium
13,23,33,43,53,63: the first transparent bonding layers
131,231,331,431,531,631: first surface
132,232,332,432,532,632: second surface
217,317,417: the second patterned electrode layer
418: the second printing opacity sheet material
419: the three transparent bonding layers
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Hereinafter with reference to correlative type, a kind of touch control display apparatus according to the utility model preferred embodiment is described, wherein identical element is illustrated the reference marks with identical.Alleged orientation in the content of following examples " on " and D score be only for representing relative position relationship.Moreover, one first element be formed at one second element " on ", " on ", D score or " under " this first element that can comprise in embodiment directly contacts with this second element, or also can comprise between this first element and the second element, more have other additional element make this first element with the second element without directly contacting.
Figure 1A is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the first embodiment.Please refer to shown in Figure 1A, touch control display apparatus 1 comprises a contact panel 11, a display panel 12 and one first transparent bonding layer 13.The first transparent bonding layer 13 is arranged between contact panel 11 and display panel 12.
In the present embodiment, contact panel 11 comprises a protective substrate 111, one first printing opacity sheet material 112, one first patterned electrode layer 113 and one second transparent bonding layer 114.The first printing opacity sheet material 112 is oppositely arranged with protective substrate 111.Protective substrate 111 can be glass substrate, plastic substrate or sapphire substrate; also can be six surface chemistry strengthenings; or the only strengthening of upper and lower surface chemistry and the strengthening substrate of side physical strengthening, in order to avoid user destroys the inner structure of contact panel 11 while pressing contact panel 11.Even the first printing opacity sheet material 112 also can comprise glass substrate, plastic substrate, sapphire substrate mylar for example pet film (PET film) or Kapton (Polyimide film), to carry the first patterned electrode layer 113.In this, the first printing opacity sheet material 112 is to take glass substrate to describe as example, and wherein glass substrate can improve the overall construction intensity of contact panel 11.
In the present embodiment, the first patterned electrode layer 113 is arranged on the first printing opacity sheet material 112, and between protective substrate 111 and the first printing opacity sheet material 112.In this, the first patterned electrode layer 113 is to be directly arranged on the first printing opacity sheet material 112, can form by manufacture crafts such as exposure, development, etchings.Furthermore, the first patterned electrode layer 113 can comprise single shaft to touch-control electrode (being for example comb electrode) or biax touch-control electrode (being for example two axial arrangements interlaced with each other), the present embodiment is to take two axial electrode as example, but not as limit.On the implementation, the first patterned electrode layer 113 can be for example and without limitation to the forms such as metal nano conductor, nesa coating or metal grill (metal mesh) and presents.Metal nano conductor can be for example nano-silver thread (silver nanowire, SNW) or CNT (carbon nanotubes, CNT), and nesa coating can be for example indium tin oxide (indium tin oxide, ITO), indium-zinc oxide (indium zinc oxide, IZO), fluorine doped tin oxide (fluorine doped tin oxide, FTO), Al-Doped ZnO (aluminum doped zinc oxide, AZO) or gallium-doped zinc oxide (gallium doped zinc oxide, GZO).
Figure 1B is the schematic top plan view of the first patterned electrode layer shown in Figure 1A.Please refer to shown in Figure 1B, the first patterned electrode layer 113 has a pattern part 1131 and a non-pattern part 1132.Pattern part 1131 is the part of above-mentioned touch-control electrode, can be for example the combination of a plurality of bulks or a plurality of strips, in this, is to illustrate with bulk.Non-pattern part 1132 is the part beyond touch-control electrode, in the present embodiment, mainly comprises the region being clipped between block touch-control electrode.Because pattern part 1131 has conductive material, its refractive index is mainly the refractive index of touch-control electrode, but not pattern part 1132 does not have conductive material, its refractive index is the refractive index of the first tabula rasa material 12, so the refractive index of pattern part 1131 is not identical with the refractive index of non-pattern part 1132.Extraneous light pierce through the protection substrate 111 arrives the first patterned electrode layer 113; after reflecting away via the first patterned electrode layer 113 again; the difference in reflectivity of pattern part 1131 and non-pattern part 1132 is larger; and (optical density) is higher for the optical density of pattern part 1131; namely be difficult for printing opacity, so user easily sees the pattern part 1131 of the first patterned electrode layer 113.
Shown in Figure 1A, display panel 12 comprises a first substrate 121, a second substrate 122 and a display medium 123.The material of display medium 123 can comprise liquid crystal material or organic light emitting diode material, and namely display panel 12 can be display panels or organic light emitting diode display panel.First substrate 121 can be colorized optical filtering (color filter, CF) substrate, polaroid or glass substrate, and second substrate 122 can be membrane transistor (thin film transistor, TFT) substrate, to control display medium 123 display frames.The display panel 12 of the present embodiment is to take display panels as example, and first substrate 121 is colored optical filtering substrates, and second substrate 122 is membrane transistor substrate, and display medium 123 comprises liquid crystal material.
Shown in Figure 1A and Figure 1B, the first transparent bonding layer 13 is arranged between contact panel 11 and display panel 12, so that contact panel 11 and display panel 12 are fitted.The first transparent bonding layer 13 is different from common optical cement (Optically Clear Adhesive, OCA), and the refractive index of ordinary optical glue is general close with glass, and scope is approximately 1.48 to 1.5, and it only has the effect of laminating.And first transparent bonding layer 13 of the utility model is compared to ordinary optical glue, there is higher refractive index, be preferably and be more than or equal to 1.65, and be less than or equal to 1.72, so that pattern part 1131 is consistent with the light reflectance of non-pattern part 1132, preferably, pattern part 1311 equates with the light reflectance of non-pattern part 1321 or is substantially equal, , make the reflectivity difference under the light of pattern part 1131 and non-pattern part 1132 visible wavelengths less, use the visibility that effectively reduces pattern part 1131, thereby improve the visual appearance of touch control display apparatus.
Specifically, the first transparent bonding layer 13 has a relative first surface 131 and a second surface 132.First surface 131 is towards contact panel 11, and second surface 132 is towards display panel 12, and the refractive index of first surface 131 is greater than the refractive index of second surface 132, and the viscosity of second surface 132 is greater than the stickiness of first surface 131.In other words, the part that the first surface 131 of the first transparent bonding layer 13 is high index of refraction, refractive index is more than or equal to 1.65, and be less than or equal to 1.72, better under 550nm wavelength refractive index be 1.68, can realize the visibility of the pattern part 1131 that reduces the first patterned electrode layer 113, and the part that second surface 132 is high viscosity can realize the function with display panel 12 laminatings by contact panel 11.Wherein, the thickness of the first transparent bonding layer 13 is between 150 μ m to 200 μ m.Thus, by the first transparent bonding layer 13, be arranged between contact panel 11 and display panel 12, can have simultaneously contact panel 11 and display panel 12 are linked, and the visibility effect that reduces pattern part 1131.
In addition, the second transparent bonding layer 114 is arranged between protective substrate 111 and the first patterned electrode layer 113, so that protective substrate 111 and the first printing opacity sheet material 112 are fitted.The second transparent bonding layer 114 is transparent optical viscose glue, and for example optical cement (OCA), is mainly the effect of laminating protective substrate 111 and the first printing opacity sheet material 112.
In another embodiment, the second transparent bonding layer 114 can be used the material identical with the first transparent bonding layer 13, its refractive index is to be more than or equal to 1.65, and is less than or equal to 1.72, further makes the difference in reflectivity value of pattern part 1131 and non-pattern part 1132 less.
Particularly, the second transparent bonding layer 114 has relative 1141 and 1 the 4th surface 1142, one the 3rd surface.The 3rd surface 1141 is towards protective substrate 111, the four surfaces 1142 towards the first printing opacity sheet material 112, and the refractive index on the 4th surface 1142 is greater than the refractive index on the 3rd surface 1141, and the viscosity on the 3rd surface 1141 is greater than the stickiness on the 4th surface 1142.In other words; the part that the 4th surface 1142 of the second transparent bonding layer 14 is high index of refraction; can realize the visibility of the pattern part 1131 that reduces the first patterned electrode layer 113; and the part that the 3rd surface 1141 is high viscosity can realize the function with protective substrate 111 and the first printing opacity sheet material 112 laminatings.Wherein, the thickness of the second transparent bonding layer 114 is equally between 150 μ m to 200 μ m.Thus, by the second transparent bonding layer 114, be arranged between protective substrate 111 and the first printing opacity sheet material 112, can have simultaneously protective substrate 111 and the first printing opacity sheet material 112 are linked, and the visibility effect that reduces pattern part 1131.
Preferably, contact panel 11 can more comprise an index matching layer 115, it is arranged between the first patterned electrode layer 113 and the first printing opacity sheet material 112, can be an individual layer or by multilayer, formed compound laminated, and can be according to refractive index and the thickness of the refractive index of the refractive index of the first patterned electrode layer 113 (N value) and extinction coefficient (K value) and the second transparent bonding layer 114 and thickness adjustment index matching layer 115, further to reduce the visibility of pattern part 1131.For example, the refractive index of the pattern part 1131 in the first patterned electrode layer 113 is between 1.48 to 2.03, extinction coefficient is between 0.006 to 0.55, and the refractive index of the second transparent bonding layer 114 is between 1.65 to 1.72, and thickness is between 150 μ m to 200 μ m.In the present embodiment, index matching layer 115 comprises first refractive rate matching layer 1151 and the second index matching layer 1152.First refractive rate matching layer 1151 is between the first printing opacity sheet material 112 and the second index matching layer 1152, and the second index matching layer 1152 is between the first patterned electrode layer 113 and first refractive rate matching layer 1151.The material of first refractive rate matching layer 1151 can be for example but is not defined as niobium oxide (Nb2O5), and the material of the second index matching layer 1152 can be for example but is not defined as and monox (SiO2).Wherein, the thickness of first refractive rate matching layer 1151 is between between 4nm to 20nm, and refractive index is between 2.0 to 2.5; And the thickness of the second index matching layer 1152 is between between 20nm to 60nm, refractive index is between 1.3 to 1.6, so, can make index matching layer 115 and the first patterned electrode layer 113 and the second transparent bonding layer 114 be used as index matching, also make pattern part 1131 in the first patterned electrode layer 113 minimize with the light reflectance difference value of non-pattern part 1132, thereby reduce the visibility of pattern part 1131.
In addition, contact panel 11 can more comprise a shielding layer 116, and it is arranged on protective substrate 111 side towards the first printing opacity sheet material 112, and in other embodiments, shielding layer 16 also can be arranged on protective substrate 11 side away from the first printing opacity sheet material 12.Furthermore, shielding layer 116 is the peripheral regions that are positioned at protective substrate 111, the lead-in wire (not shown) being connected with external circuit to cover the first patterned electrode layer 113, or cover circuit board (not shown), or cover other electronic components.In this, shielding layer 116 can make the light screening material that optical density is higher, for example ink, photoresistance or its combination.
Fig. 2 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the second embodiment.Please refer to shown in Fig. 2, touch control display apparatus 2 comprises contact panel 21, display panel 22 and the first transparent bonding layer 23.The first transparent bonding layer 23 is arranged between contact panel 21 and display panel 22.Contact panel 21 comprises protective substrate 211, the first printing opacity sheet material 212, the first patterned electrode layer 213, the second transparent bonding layer 214, index matching layer 215 and shielding layer 216.In the present embodiment, contact panel 21 more comprises one second patterned electrode layer 217, and it is arranged on the first printing opacity sheet material 212 side away from protective substrate 211, namely a side different with the first patterned electrode layer 213.
In the present embodiment, the first patterned electrode layer 213 comprises the first axial touch-control electrode, and the second patterned electrode layer 217 comprises the second axial touch-control electrode, and wherein first axial and the second axial arrangement interlaced with each other, for example, be vertical interlaced.In addition, in the present embodiment, the first patterned electrode layer 213 and the second patterned electrode layer 217 are all the nesa coating of indium tin oxide (ITO), and namely contact panel 21 is the contact panel of double-deck indium tin oxide (double ITO, DITO).Certainly, indium tin oxide (ITO) is also replaceable is indium-zinc oxide (indium zinc oxide, IZO), fluorine doped tin oxide (fluorine doped tinoxide, FTO), Al-Doped ZnO (aluminum doped zinc oxide, AZO) or gallium-doped zinc oxide (gallium doped zinc oxide, GZO), this is not restricted.Similarly, the first patterned electrode layer 213 and the second patterned electrode layer 217 also can metal nano conductor or the form of metal grill realize.
Display panel 22 comprises first substrate 221, second substrate 222 and display medium 223.The first transparent bonding layer 23 has a relative first surface 231 and a second surface 232.Wherein the narration of display panel 22 and the first transparent bonding layer 23 can, with reference to described in the first embodiment, not repeat in this.
In the present embodiment, index matching layer 215 is arranged between the first patterned electrode layer 213 and the first printing opacity sheet material 212, and comprises first refractive rate matching layer 2151 and the second index matching layer 2152.First refractive rate matching layer 2151 is between the first printing opacity sheet material 212 and the second index matching layer 2152, and the second index matching layer 2152 is between the first patterned electrode layer 213 and first refractive rate matching layer 2151.The index matching layer 215 of the present embodiment is to be used as index matching with the first transparent bonding layer 23, the first patterned electrode layer 213, the second patterned electrode layer 217 and the second transparent bonding layer 214, and to adjust the refractive index of index matching layer 215 and the object that thickness is realized index matching, further to reduce the visibility of pattern part.In addition, the narration of index matching layer 215 can, with reference to described in above-described embodiment, repeat no more in this.
In addition, at other, implement in aspect, index matching layer 215 also can be arranged between the first printing opacity sheet material 212 and the second patterned electrode layer 217, wherein first refractive rate matching layer 2151 can be between the first printing opacity sheet material 212 and the second index matching layer 2152, the second index matching layer 2152 between the second patterned electrode layer 217 and first refractive rate matching layer 2151, with the visibility that can further reduce pattern part for considering.
Similarly, the second transparent bonding layer 214 has relative 2141 and 1 the 4th surface 2142, one the 3rd surface.The 3rd surface 2141 is towards protective substrate 211, the four surfaces 2142 towards the first printing opacity sheet material 212, and the refractive index on the 4th surface 2142 is greater than the refractive index on the 3rd surface 2141, and the viscosity on the 3rd surface 2141 is greater than the stickiness on the 4th surface 2142.In other words; the part that the 4th surface 2142 of the second transparent bonding layer 214 is high index of refraction; can realize the effect of the visibility of the pattern part (can with reference to the pattern part 1131 shown in Figure 1B) that reduces the first patterned electrode layer 213 and the second patterned electrode layer 217; and the part that the 3rd surface 2141 is high viscosity can realize the function with protective substrate 211 and the first printing opacity sheet material 212 laminatings.Wherein the refractive index of the second transparent gluing layer 214 and characteristic can, with reference to described in the first embodiment, therefore repeat no more.
In addition, the narration of the first transparent bonding layer 23, protective substrate 211, the first printing opacity sheet material 212 and shielding layer 216 can, with reference to described in the first embodiment, also not repeat.
Fig. 3 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 3rd embodiment.Please refer to shown in Fig. 3, touch control display apparatus 3 comprises contact panel 31, display panel 32 and the first transparent bonding layer 33.The first transparent bonding layer 33 is arranged between contact panel 31 and display panel 32.Contact panel 31 comprises protective substrate 311, the first printing opacity sheet material 312, the first patterned electrode layer 313, the second transparent bonding layer 314, index matching layer 315, shielding layer 316 and the second patterned electrode layer 317.In the present embodiment, the second patterned electrode layer 317 of contact panel 31 is to be arranged on protective substrate 311, and between protective substrate 311 and the first printing opacity sheet material 312.
Similarly, the first patterned electrode layer 313 comprises the first axial touch-control electrode, and the second patterned electrode layer 317 comprises the second axial touch-control electrode, and wherein first axial and the second axial arrangement interlaced with each other, for example, be vertical interlaced.In addition, the first patterned electrode layer 313 and the second patterned electrode layer 317 can be for example and without limitation to the forms such as metal nano conductor, nesa coating or metal grill (metal mesh) and present, its narration can, with reference to described in the first embodiment, not repeat.
Display panel 32 comprises first substrate 321, second substrate 322 and display medium 323.The first transparent bonding layer 33 has relative first surface 331 and second surface 332.Wherein the narration of display panel 32 and the first transparent bonding layer 33 can, with reference to described in the first embodiment, not repeat in this.
In the present embodiment, index matching layer 315 is to be used as index matching with the first transparent bonding layer 33, the first patterned electrode layer 313, the second patterned electrode layer 317 and the second transparent bonding layer 314, and to adjust the refractive index of index matching layer 315 and the object that thickness is realized index matching.In this, index matching layer 315 can be arranged between the first printing opacity sheet material 312 and the first patterned electrode layer 313, or is arranged at as shown in Figure 3 between protective substrate 311 and the second patterned electrode layer 317.
Similarly, the second transparent bonding layer 314 has relative 3141 and 1 the 4th surface 3142, one the 3rd surface.The 3rd surface 3141 is towards protective substrate 311, the four surfaces 3142 towards the first printing opacity sheet material 312, and the refractive index on the 4th surface 3142 is greater than the refractive index on the 3rd surface 3141, and the viscosity on the 3rd surface 3141 is greater than the stickiness on the 4th surface 3142.In other words; the part that the 4th surface 3142 of the second transparent bonding layer 314 is high index of refraction; can realize the effect of pattern part (can with reference to the pattern part 1131 shown in Figure 1B) visibility that reduces the first patterned electrode layer 313 and the second patterned electrode layer 317; and the part that the 3rd surface 3141 is high viscosity can realize the function with protective substrate 311 and the first printing opacity sheet material 312 laminatings.Wherein the refractive index of the second transparent bonding layer 314 and characteristic can, with reference to described in the first embodiment, therefore repeat no more.
In addition, the narration of the first transparent bonding layer 33, protective substrate 311, the first printing opacity sheet material 312 and shielding layer 316 can, with reference to described in the first embodiment, also not repeat.
Fig. 4 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 4th embodiment.Please refer to shown in Fig. 4, touch control display apparatus 4 comprises contact panel 41, display panel 42 and the first transparent bonding layer 43.The first transparent bonding layer 43 is arranged between contact panel 41 and display panel 42.Contact panel 41 comprises protective substrate 411, the first printing opacity sheet material 412, the first patterned electrode layer 413, the second transparent bonding layer 414, index matching layer 415 and shielding layer 416.In the present embodiment, contact panel 41 more comprises one second patterned electrode layer 417, one second printing opacity sheet material 418 and one the 3rd transparent bonding layer 419.The second patterned electrode layer 417 is arranged on the second printing opacity sheet material 418, and between the first printing opacity sheet material 412 and the second printing opacity sheet material 418.In addition, the first printing opacity sheet material 412 of the present embodiment and the second printing opacity sheet material 418 are all mylar.
Furthermore, the contact panel 41 of the present embodiment is the contact panel of two films (Cover Glass/Sensor FilmX/Sensor Film Y, GFF).Particularly; on processing procedure; first the first patterned electrode layer 413 is formed on the first printing opacity sheet material 412; and the second patterned electrode layer 417 is formed on the second printing opacity sheet material 418; then by the 3rd transparent bonding layer 419, the first printing opacity sheet material 412 and the second printing opacity sheet material 418 are fitted; then by the second transparent bonding layer 414, protective substrate 411 and the first printing opacity sheet material 412 and the second printing opacity sheet material 418 laminatings are formed to contact panels 41, finally by the first transparent bonding layer 43 by contact panel 41 and display panel 42 laminatings.Wherein, the 3rd transparent bonding layer 419 of the present embodiment can be identical with the second transparent bonding layer 414 materials, and its relevant narration can be with reference to described in the first embodiment, and therefore not to repeat here.Certainly, the 3rd transparent bonding layer 419 also can be common optical cement, only in order to laminating, uses.
Display panel 42 comprises first substrate 421, second substrate 422 and display medium 423.The first transparent bonding layer 43 has relative first surface 431 and second surface 432.Wherein the narration of display panel 42 and the first transparent bonding layer 43 can, with reference to described in the first embodiment, also not repeat.
Similarly, the first patterned electrode layer 413 comprises the first axial touch-control electrode, and the second patterned electrode layer 417 comprises the second axial touch-control electrode, and wherein first axial and the second axial arrangement interlaced with each other, for example, be vertical interlaced.
In the present embodiment, index matching layer 415 is to be used as index matching with the first transparent bonding layer 43, the first patterned electrode layer 413, the second patterned electrode layer 417, the second transparent bonding layer 414 and the 3rd transparent bonding layer 419, and to adjust the refractive index of index matching layer 415 and the object that thickness is realized index matching.
Similarly, the second transparent bonding layer 414 has relative 4141 and 1 the 4th surface 4142, one the 3rd surface.The 3rd surface 4141 is towards protective substrate 411, the four surfaces 4142 towards the first printing opacity sheet material 412, and the refractive index on the 4th surface 4142 is greater than the refractive index on the 3rd surface 4141, and the viscosity on the 3rd surface 4141 is greater than the stickiness on the 4th surface 4142.In other words; the part that the 4th surface 4142 of the second transparent bonding layer 414 is high index of refraction; can realize the effect of pattern part (can with reference to the pattern part 1131 shown in Figure 1B) visibility that reduces the first patterned electrode layer 413 and the second patterned electrode layer 417; and the part that the 3rd surface 4141 is high viscosity can realize the function with protective substrate 411 and the first printing opacity sheet material 412 laminatings.Wherein the refractive index of the second transparent bonding layer 414 and characteristic can, with reference to described in the first embodiment, therefore repeat no more.
In addition, the narration of the first transparent bonding layer 43, protective substrate 411, the first printing opacity sheet material 412 and shielding layer 416 can, with reference to described in the first embodiment, also not repeat.
Fig. 5 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 5th embodiment.Please refer to shown in Fig. 5, touch control display apparatus 5 comprises contact panel 51, display panel 52 and the first transparent bonding layer 53.The first transparent bonding layer 53 is arranged between contact panel 51 and display panel 52.Contact panel 51 comprises a protective substrate 511, one first printing opacity sheet material 512, one first patterned electrode layer 513 and one second transparent bonding layer 514.The first printing opacity sheet material 512 is oppositely arranged with protective substrate 511.The first patterned electrode layer 513 is arranged on the first printing opacity sheet material 512 side away from protective substrate 511.The second transparent bonding layer 514 is arranged between protective substrate 511 and the first printing opacity sheet material 512, so that the first printing opacity sheet material 512 is fitted on protective substrate 511 together with the first patterned electrode layer 513.
Display panel 52 comprises first substrate 521, second substrate 522 and display medium 523.The first transparent bonding layer 53 has relative first surface 531 and second surface 532.Wherein the narration of display panel 52 and the first transparent bonding layer 53 can, respectively with reference to described in the display panel and the first transparent bonding layer of the first embodiment, not repeat.
In the present embodiment, the second transparent bonding layer 514 is transparent optical viscose glue, and for example optical cement (OCA), is mainly the effect of laminating protective substrate 511 and the first printing opacity sheet material 512.Certainly, in other embodiments, the second transparent bonding layer 514 also can be used as the identical material of the first transparent bonding layer 53, in this, the 3rd surface 5141 of the second transparent bonding layer 514 towards protective substrate 511, the four surfaces 5142 towards the first printing opacity sheet material 512.Similarly, the refractive index on the 4th surface 5142 is greater than the refractive index on the 3rd surface 5141, and the viscosity on the 4th surface 5142 is greater than the stickiness on the 3rd surface 5141.Thus; by the second transparent bonding layer 514, be arranged between protective substrate 511 and the first printing opacity sheet material 512; can have simultaneously protective substrate 511 and the first printing opacity sheet material 512 are linked, and the effect of covering pattern part (can with reference to the pattern part 1131 shown in Figure 1B).Wherein the refractive index of the second transparent bonding layer 514 and characteristic can, with reference to described in the first embodiment, repeat no more in this.
Particularly, first patterned electrode layer 513 of the present embodiment can adopt the processing procedure of a film transfer to be formed on protective substrate 511 together with the first printing opacity sheet material 512, for example, comprise the following steps: a bearing substrate (not shown) is provided; Form the first printing opacity sheet material 512 for example for Kapton is on bearing substrate, then on the first printing opacity sheet material 512, form the first patterned electrode layer 513, now the first printing opacity sheet material 512 is between bearing substrate and the first patterned electrode layer 513; Form a transfer layer (not shown) for example one side glue in the first patterned electrode layer 513; Remove bearing substrate; The first patterned electrode layer 513, the first printing opacity sheet material 512 are fitted on protective substrate 511 by the second transparent bonding layer 514 together with transfer layer, now, the first printing opacity sheet material 512 and the first patterned electrode layer 513 are between the second transparent bonding layer 514 and transfer layer; And then remove transfer layer.Thus, the first patterned electrode layer 513 is formed on protective substrate 511 by the second transparent bonding layer 514 together with the first printing opacity sheet material 512.It should be noted that; in the present embodiment; the first patterned electrode layer 513 fits on protective substrate 511 together with the first printing opacity sheet material 512; be the side laminating protective substrate 511 with the first printing opacity sheet material 512, make the first printing opacity sheet material 512 between the first patterned electrode layer 513 and the second transparent bonding layer 514.
In the present embodiment, the material of the first printing opacity sheet material 512 is preferably polyimide (Polyimide), can use solution coat to solidify or other proper methods form again, and the relatively common glass substrate of its thickness is very thin, can be approximately 0.1 μ m to 15 μ m, better 2 μ m to the 5 μ m that are about.
Adopt the processing procedure of aforementioned film transfer to form the first patterned electrode layer 513, the first printing opacity sheet material 512 on protective substrate 511; because the first printing opacity sheet material 512 itself is very thin; supporting role by bearing substrate is formed at the first patterned electrode layer 513 on the first printing opacity sheet material 512; and the follow-up bearing substrate that removes again; again by the reprinting effect of transfer layer; the first printing opacity sheet material 512 and the first patterned electrode layer 513 are attached on protective substrate 511, can reduce the integral thickness of contact panel.
Similarly, the contact panel 51 of touch control display apparatus 5 can more comprise index matching layer 515, and it is arranged between the first printing opacity sheet material 512 and the first patterned electrode layer 513.Wherein the material of index matching layer 515 and characteristic can be with reference to described in the first embodiment.In addition, in the present embodiment, index matching layer 515 is to be used as index matching with the first transparent bonding layer 53 and the first patterned electrode layer 513, and realizes the visible effect of pattern part in further reduction the first patterned electrode layer 513 to adjust refractive index and the thickness of index matching layer 515.
In addition; the contact panel 51 of touch control display apparatus 5 can comprise shielding layer 516 equally; it is arranged on protective substrate 511 side towards the first printing opacity sheet material 512; and be the peripheral region that is positioned at protective substrate 511; the lead-in wire (not shown) connecting to cover the first patterned electrode layer 513; or cover circuit board (not shown), or cover other electronic components.In this, shielding layer 516 can make the light screening material that optical density is higher, for example ink, photoresistance or its combination.
Fig. 6 is the diagrammatic cross-section of a kind of touch control display apparatus of the utility model the 6th embodiment.Please refer to shown in Fig. 6, touch control display apparatus 6 comprises contact panel 61, display panel 62 and the first transparent bonding layer 63.The first transparent bonding layer 63 is arranged between contact panel 61 and display panel 62.In the present embodiment, contact panel 61 comprises protective substrate 611, the first patterned electrode layer 613, index matching layer 615 and shielding layer 616.The first patterned electrode layer 613 is arranged on protective substrate 611, and also between protective substrate 611 and the first transparent bonding layer 63.In other words; contact panel 61 adopts one chip glass contact panel technology (One Glass Solution; OGS); the first patterned electrode layer 613 is arranged on protective substrate 611; so that the sheet material of carrying touch-control structure is integrated on protective substrate 611; therefore reduce the use of sheet material, thereby it is lightening to realize touch-control display panel.
Display panel 62 comprises first substrate 621, second substrate 622 and display medium 623.The first transparent bonding layer 63 has relative first surface 631 and second surface 632.Wherein the narration of display panel 62 and the first transparent bonding layer 63 can, with reference to described in the first embodiment, not repeat in this.
In the present embodiment, index matching layer 615 is arranged between protective substrate 611 and the first patterned electrode layer 613.On processing procedure; can first form index matching layer 615 on protective substrate 611; then form the first patterned electrode layer 613 on protective substrate 611 again and cover index matching layer 615, wherein the material of index matching layer 615 and characteristic can be with reference to described in the first embodiment.In addition, in the present embodiment, index matching layer 615 is to be used as index matching with the first transparent bonding layer 63, the first patterned electrode layer 613, and realizes the visible effect of pattern part in further reduction the first patterned electrode layer 613 to adjust refractive index and the thickness of index matching layer 615.
In the present embodiment; shielding layer 616 is arranged on protective substrate 611 side towards display panel 62; and be the peripheral region that is positioned at protective substrate 611; the lead-in wire (not shown) connecting to cover the first patterned electrode layer 613; or cover circuit board (not shown), or cover other electronic components.In this, shielding layer 616 can make the light screening material that optical density is higher, for example ink, photoresistance or its combination.It should be noted that; in neighboring area; shielding layer 616 is between the first patterned electrode layer 613 and protective substrate 611; corresponding; index matching layer 615 is only in the zone line of contact panel 61; in other embodiments; index matching layer 615 is extensible overlay masking layer 616 also; make the shielding layer 616 of neighboring area between protective substrate 611 and index matching layer 615, or make index matching layer 615 in the part of neighboring area between shielding layer 616 and protective substrate 611.
In sum, the touch control display apparatus that the utility model embodiment provides, by the first transparent bonding layer sticking touch control panel and display panel of high index of refraction, the first transparent bonding layer not only has the effect of laminating, more can make in patterned electrode layer the light reflectance of pattern part and non-pattern part consistent by its distinctive high index of refraction, even make the electrode pattern visibility in touch control display apparatus reduce invisible, thereby improve the visual appearance of touch control display apparatus, reduce multi-layer optical film plated film of the prior art simultaneously, make touch control display apparatus more lightening, and simplified manufacture craft.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.
Claims (17)
1. a touch control display apparatus, is characterized in that, comprising:
One contact panel, has one first patterned electrode layer, and this first patterned electrode layer comprises a pattern part and a non-pattern part;
One display panel; And
One first transparent bonding layer, is arranged between this contact panel and this display panel, and the refractive index of this first transparent bonding layer is to be more than or equal to 1.65, and is less than or equal to 1.72, so that the light reflectance of this pattern part and this non-pattern part is consistent.
2. touch control display apparatus according to claim 1, it is characterized in that, this first transparent bonding layer has a relative first surface and a second surface, this first surface is towards this contact panel, this second surface is towards this display panel, and the refractive index of this first surface is greater than the refractive index of this second surface, the viscosity of this second surface is greater than the viscosity of this first surface.
3. touch control display apparatus according to claim 2, is characterized in that, this first transparent bonding layer thickness is between 150 microns to 200 microns.
4. touch control display apparatus according to claim 1, is characterized in that, this contact panel comprises a protective substrate, and this first patterned electrode layer is arranged on this protective substrate, and also between this protective substrate and this first transparent bonding layer.
5. touch control display apparatus according to claim 4, is characterized in that, more comprises an index matching layer, and it is arranged between this protective substrate and this first patterned electrode layer.
6. touch control display apparatus according to claim 5, it is characterized in that, this index matching layer comprises a first refractive rate matching layer and one second index matching layer, this first refractive rate matching layer is between this protective substrate and this second index matching layer, and refractive index is between 2.0 to 2.5; This second index matching layer is between this first patterned electrode layer and this first refractive rate matching layer, and refractive index is between 1.3 to 1.6.
7. touch control display apparatus according to claim 1, is characterized in that, this contact panel comprises:
One protective substrate;
One first printing opacity sheet material, is oppositely arranged with this protective substrate, and this first patterned electrode layer is arranged on this first printing opacity sheet material, and between this protective substrate and this first printing opacity sheet material; And
One second transparent bonding layer, is arranged between this protective substrate and this first patterned electrode layer.
8. touch control display apparatus according to claim 7, is characterized in that, more comprises one second patterned electrode layer, and it is arranged on this first printing opacity sheet material the side away from this protective substrate.
9. touch control display apparatus according to claim 7, is characterized in that, more comprises one second patterned electrode layer, and it is arranged on this protective substrate, and between this protective substrate and this second transparent bonding layer.
10. touch control display apparatus according to claim 7, is characterized in that, more comprises:
One second printing opacity sheet material;
One second patterned electrode layer, is arranged on this second printing opacity sheet material, and between this first printing opacity sheet material and this second printing opacity sheet material; And
One the 3rd transparent bonding layer, is arranged between this first printing opacity sheet material and this second patterned electrode layer.
11. touch control display apparatus according to claim 7, is characterized in that, this first printing opacity sheet material comprises glass substrate, plastic substrate, sapphire substrate or mylar.
12. touch control display apparatus according to claim 7; it is characterized in that; this second transparent bonding layer has one the 3rd relative surface and one the 4th surface; the 3rd surface is towards this protective substrate; the 4th surface is towards this first printing opacity sheet material; and the refractive index on the 4th surface is greater than the refractive index on the 3rd surface, the viscosity on the 3rd surface is greater than the viscosity on the 4th surface.
13. touch control display apparatus according to claim 1, is characterized in that, this contact panel comprises:
One protective substrate;
One first printing opacity sheet material, is oppositely arranged with this protective substrate, and this first patterned electrode layer is arranged on this first printing opacity sheet material the side away from this protective substrate; And
One second transparent bonding layer, is arranged between this protective substrate and this first printing opacity sheet material.
14. according to the touch control display apparatus described in any one in claim 7 to 9,13, it is characterized in that, more comprises an index matching layer, and it is arranged between this first patterned electrode layer and this first printing opacity sheet material.
15. touch control display apparatus according to claim 14, it is characterized in that, this index matching layer comprises a first refractive rate matching layer and one second index matching layer, this first refractive rate matching layer is between this first printing opacity sheet material and this second index matching layer, and refractive index is between 2.0 to 2.5; This second index matching layer is between this first patterned electrode layer and this first refractive rate matching layer, and refractive index is between 1.3 to 1.6.
16. touch control display apparatus according to claim 14, is characterized in that, this first printing opacity sheet material and this first patterned electrode layer are to be first formed on a loading plate, then transfer lamination is to this protective substrate.
17. touch control display apparatus according to claim 13, is characterized in that, the thickness of this first printing opacity sheet material is between 0.1 micron to 15 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327723.8U CN204009808U (en) | 2014-06-19 | 2014-06-19 | Touch control display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327723.8U CN204009808U (en) | 2014-06-19 | 2014-06-19 | Touch control display apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN204009808U true CN204009808U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420327723.8U Withdrawn - After Issue CN204009808U (en) | 2014-06-19 | 2014-06-19 | Touch control display apparatus |
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| CN (1) | CN204009808U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015192686A1 (en) * | 2014-06-19 | 2015-12-23 | 宸鸿科技(厦门)有限公司 | Touch panel |
| WO2015192687A1 (en) * | 2014-06-19 | 2015-12-23 | 宸鸿科技(厦门)有限公司 | Touch display device |
| CN106445210A (en) * | 2015-08-05 | 2017-02-22 | 宸鸿科技(厦门)有限公司 | Touch panel and touch display equipment |
| WO2017063373A1 (en) * | 2015-10-15 | 2017-04-20 | Boe Technology Group Co., Ltd. | Display device and fabrication method thereof |
-
2014
- 2014-06-19 CN CN201420327723.8U patent/CN204009808U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015192686A1 (en) * | 2014-06-19 | 2015-12-23 | 宸鸿科技(厦门)有限公司 | Touch panel |
| WO2015192687A1 (en) * | 2014-06-19 | 2015-12-23 | 宸鸿科技(厦门)有限公司 | Touch display device |
| CN105446508A (en) * | 2014-06-19 | 2016-03-30 | 宸鸿科技(厦门)有限公司 | Touch control display device |
| CN105446508B (en) * | 2014-06-19 | 2018-12-25 | 宸鸿科技(厦门)有限公司 | Touch control display apparatus |
| CN106445210A (en) * | 2015-08-05 | 2017-02-22 | 宸鸿科技(厦门)有限公司 | Touch panel and touch display equipment |
| CN106445210B (en) * | 2015-08-05 | 2023-07-11 | 宸鸿科技(厦门)有限公司 | Touch panel and touch display device |
| WO2017063373A1 (en) * | 2015-10-15 | 2017-04-20 | Boe Technology Group Co., Ltd. | Display device and fabrication method thereof |
| US10261355B2 (en) | 2015-10-15 | 2019-04-16 | Boe Technology Group Co., Ltd | Display device and fabrication method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20181225 |