CN204028878U - Capacitance type touch control screen - Google Patents
Capacitance type touch control screen Download PDFInfo
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- CN204028878U CN204028878U CN201420408672.1U CN201420408672U CN204028878U CN 204028878 U CN204028878 U CN 204028878U CN 201420408672 U CN201420408672 U CN 201420408672U CN 204028878 U CN204028878 U CN 204028878U
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Abstract
A kind of capacitance type touch control screen, comprising: can around fold plate, thickness is 0.1mm ~ 0.3mm, has touch-surface and the load-bearing surface relative with touch-surface; The skin hardness of touch-surface is greater than 5H; Induction conductive layer, is located at load-bearing surface, and induction conductive layer can around folding; Drive conductive layer, be located at the surface of induction conductive layer load-bearing surface dorsad, and insulate with induction conductive layer, driving conductive layer can around folding.Above-mentioned capacitance type touch control screen can around folding.
Description
Technical field
The utility model relates to touch screen technical field, particularly relates to a kind of capacitance type touch control screen.
Background technology
Traditional touch screen generally includes cover sheet and is located at the nesa coating on cover sheet one surface.
(1) cover sheet is generally tempered glass, and its thickness is usually between 0.4mm ~ 0.7mm, and thickness is larger.And due to glass material easily broken, cause traditional touch screen easily broken, glass material density is comparatively large, causes traditional touch screen heavier.Therefore, tempered glass is used can to limit touch screen towards frivolous future development as cover sheet.
(2) nesa coating usually with glass or film for substrate, and in substrate, form induction conductive layer and drive conductive layer, the material of induction conductive layer and driving conductive layer is generally ITO (the Indium Tin Oxide of fragility, tin indium oxide), the conductive layer of ITO material was through repeatedly easily losing efficacy around folding or when footpath is too small by half.
The cover sheet of traditional touch screen is rigidity, and nesa coating also should not bend around folding, and therefore, what traditional touch screen was rigidity can not around the two-dimension plane structure of folding.Along with the high speed development of science and technology, the wearable display device such as intelligent watch becomes the focus that society assembles gradually, and the touch screen of traditional planar rigidity material cannot meet can around the demand of folding display device.
Utility model content
Based on this, be necessary to provide a kind of can around the capacitance type touch control screen of folding.
A kind of capacitance type touch control screen, comprising:
Can around fold plate, thickness is 0.1mm ~ 0.3mm, has touch-surface and the load-bearing surface relative with described touch-surface; The skin hardness of described touch-surface is greater than 5H;
Induction conductive layer, be located at described load-bearing surface, described induction conductive layer can around folding; And
Drive conductive layer, be located at the surface of described induction conductive layer described load-bearing surface dorsad, and insulate with described induction conductive layer, described driving conductive layer can around folding.
Wherein in an embodiment, describedly can comprise plastic rubber substrate around fold plate and be located at the hardening coat on described plastic rubber substrate, the surface of described hardening coat described plastic rubber substrate is dorsad described touch-surface, and described load-bearing surface is the surface of described plastic rubber substrate described hardening coat dorsad.
Wherein in an embodiment, described can be the plastic rubber substrate of a surface through cure process around fold plate, and described plastic rubber substrate is described touch-surface through the surface of cure process, and another surface is described load-bearing surface.
Wherein in an embodiment, also comprise plastic rubber substrate and optical cement tack coat;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described load-bearing surface and described plastic rubber substrate.
Wherein in an embodiment, also comprise blow-out disc; Described optical cement tack coat is located between the surface of described load-bearing surface and described plastic rubber substrate described second latticed groove dorsad, described blow-out disc is located on the surface of described plastic rubber substrate described load-bearing surface dorsad, and the spacing between described induction conductive layer and described driving conductive layer is 30 μm ~ 200 μm.
Wherein in an embodiment, described optical cement tack coat is located at described load-bearing surface and described plastic rubber substrate has between the surface of described second latticed groove, and the spacing between described induction conductive layer and described driving conductive layer is 25 μm ~ 175 μm.
Wherein in an embodiment, also comprise the first ultraviolet photosensitive layer and the second ultraviolet photosensitive layer;
Described first ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described first ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described second ultraviolet photosensitive layer is located on the surface of described first ultraviolet photosensitive layer described load-bearing surface dorsad, the surface of described second ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
Wherein in an embodiment, also comprise blow-out disc; Described blow-out disc is located on the surface of described second ultraviolet photosensitive layer described load-bearing surface dorsad.
Wherein in an embodiment, the spacing between described induction conductive layer and described driving conductive layer is 8 μm ~ 20 μm.
Wherein in an embodiment, the described degree of depth of the first latticed groove and the ratio of width are 1.2:1, and the width of described first latticed groove is 3.5 μm.
Wherein in an embodiment, also comprise the first transparent photosensitive resin layer and the second transparent photosensitive resin layer;
Described first transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described first transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described first transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described first transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced first touch control electrode, and the first touch control electrode described in each is cross-linked by many developments and forms;
Described second transparent photosensitive resin layer is located on described first transparent photosensitive resin layer, and the surface of described second transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described second transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described second transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced second touch control electrode, and the second touch control electrode described in each is cross-linked by many developments and forms.
Wherein in an embodiment, also comprise blow-out disc; Described blow-out disc is located on the surface of described second transparent photosensitive resin layer described load-bearing surface dorsad.
Wherein in an embodiment, the spacing between described induction conductive layer and described driving conductive layer is 5 μm ~ 15 μm.
Wherein in an embodiment, also comprise transparent photosensitive resin layer;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms.
Wherein in an embodiment, also comprise ultraviolet photosensitive layer;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described ultraviolet photosensitive layer is located on the surface of described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
Wherein in an embodiment, also comprise ultraviolet photosensitive layer and transparent photosensitive resin layer;
Described ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described transparent photosensitive resin layer is located on the surface of described ultraviolet photosensitive layer described load-bearing surface dorsad, the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms.
Wherein in an embodiment, also comprise ultraviolet photosensitive layer, plastic rubber substrate and optical cement tack coat;
Described ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described ultraviolet photosensitive layer and described plastic rubber substrate.
Wherein in an embodiment, also comprise transparent photosensitive resin layer and ultraviolet photosensitive layer;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms;
Described ultraviolet photosensitive layer is located on the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
Wherein in an embodiment, also comprise transparent photosensitive resin layer, plastic rubber substrate and optical cement tack coat;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described transparent photosensitive resin layer and described plastic rubber substrate.
Above-mentioned capacitance type touch control screen has can around the characteristic of folding, and relative to traditional rigidity capacitance type touch control screen, it can meet special applications and require (bending around folding).And above-mentionedly can be greater than 5H (pencil hardness grade) around the skin hardness of the touch-surface of fold plate, and therefore, the above-mentioned function can with traditional protection cover plate (tempered glass) anti scuffing.And can be able to be 0.1mm ~ 0.3mm around the thickness of fold plate, relative to traditional protection cover plate, the thickness of capacitive touch screen can be reduced, be conducive to capacitance type touch control screen to lightening future development.
Accompanying drawing explanation
Fig. 1 is the structural representation of the capacitance type touch control screen of an embodiment;
Fig. 2 is the structural representation of the capacitance type touch control screen of another embodiment;
Fig. 3 is the structural representation of the capacitance type touch control screen of another embodiment;
Fig. 4 is the structural representation of dry film;
Fig. 5 is the design sketch of the capacitance type touch control screen in Fig. 1.
Embodiment
Below in conjunction with drawings and the specific embodiments, capacitance type touch control screen is further detailed.
As shown in Figure 1, the capacitance type touch control screen 10 of an embodiment, comprising can around fold plate 100, induction conductive layer 200, driving conductive layer 300, first ultraviolet photosensitive layer 400, second ultraviolet photosensitive layer 500 and anti-riot layer 600.
Can be 0.1mm ~ 0.3mm around the thickness of fold plate 100, thus make can to have around fold plate 100 can around folding endurance and high transmission performance, transmitance be greater than 90%.And this thickness can be thinner relative to traditional cover sheet (tempered glass) around fold plate 100, thus be conducive to capacitance type touch control screen 10 towards frivolous future development.Touch-surface 110 and the load-bearing surface relative with touch-surface 110 (scheming not mark) can be had around fold plate 100; wherein; it is (suitable with the skin hardness of tempered glass that the skin hardness of touch-surface 110 is greater than 5H; 5H is pencil hardness grade); thus make the above-mentioned excellent rigidity can with traditional protection cover plate, effectively can prevent scratch.
In the present embodiment, can be the plastic rubber substrate of a surface through cure process around fold plate 100, plastic rubber substrate be touch-surface 110 through the surface of cure process, and another surface is load-bearing surface.Wherein, can be 0.1mm around the thickness of fold plate 100, the skin hardness of touch-surface 110 be 9H.Can thinner relative to traditional cover sheet around fold plate 100, there is higher skin hardness, thus by the problem scratched when making capacitance type touch control screen 10 can thinner and effectively prevent from contacting with metal objects such as keys.
Further, in the present embodiment, plastic rubber substrate is PET (polyethylene terephthalate, polyethylene terephthalate) film base material.Plastic rubber substrate is relative to glass material, and it is not easily broken, and density is less, thus makes above-mentioned capacitance type touch control screen 10 have long service life, lightweight feature.
Be appreciated that in other embodiments, the hardening coat that can comprise plastic rubber substrate around fold plate 100 and be located on plastic rubber substrate.The surface of hardening coat plastic rubber substrate is dorsad touch-surface 110, and the surface of plastic rubber substrate hardening coat is dorsad load-bearing surface.Further, in the present embodiment, plastic rubber substrate is polymethylmethacrylate (PolymethylMethacrylate, PMMA) base material or polycarbonate (Polycarbonate, PC) base material, and hardening coat is SiO
2layer.Be appreciated that hardening coat for the composite layer containing C and Si element, can have higher skin hardness.
Induction conductive layer 200 is located at load-bearing surface, and induction conductive layer 200 can around folding.
Drive conductive layer 300 to be located at the surface of induction conductive layer 200 load-bearing surface dorsad, and insulate with induction conductive layer 200, and drive conductive layer 300 can around folding.
In the present embodiment, induction conductive layer 200, is located on load-bearing surface by the first ultraviolet photosensitive layer 400 for carrier with the first ultraviolet photosensitive layer 400.First ultraviolet photosensitive layer 400 is located on load-bearing surface.The surface of the first ultraviolet photosensitive layer 400 load-bearing surface is dorsad provided with the first latticed groove (figure does not mark).Argent is filled with to form the first conductive grid in first latticed groove.First conductive grid is induction conductive layer 200.
Drive conductive layer 300 with the second ultraviolet photosensitive layer 500 for carrier, be located at by the second ultraviolet photosensitive layer 500 on the surface of induction conductive layer 200 load-bearing surface dorsad.Second ultraviolet photosensitive layer 500 is located on the surface of the first ultraviolet photosensitive layer 400 load-bearing surface dorsad, and the surface of the second ultraviolet photosensitive layer 500 load-bearing surface is dorsad provided with the second latticed groove (figure does not mark).Argent is filled with to form the second conductive grid in second latticed groove.Second conductive grid is for driving conductive layer 300.
When making induction conductive layer 200, first on load-bearing surface, apply ultraviolet photoresists, form the first ultraviolet photosensitive layer 400.Then, utilize and make figuratum mould in advance impress out the first latticed groove on the surface of the first ultraviolet photosensitive layer 400 load-bearing surface dorsad.Again nano level conductive silver paste is filled in the first latticed groove, and forms the first conductive grid after solid baking.Wherein, the first conductive grid is intersected to form mutually by many bullions line, and the live width of silver-colored line is less than 5 μm, and the transmittance of the first conductive grid is greater than 90%.When the degree of depth of the first latticed groove and the ratio of width are 1.2:1, when the width of the first latticed groove is 3.5 μm, when also namely the live width of silver-colored line is 3.5 μm, the transmittance of the first conductive grid is 91%.
On the first ultraviolet photosensitive layer 400, apply ultraviolet photoresists again, form the second ultraviolet photosensitive layer 500.Make on the second ultraviolet photosensitive layer 500 and drive conductive layer 300.Drive the method for making of conductive layer 300 identical with the production method of induction conductive layer 200.
Further, in the present embodiment, respond to conductive layer 200 and drive the spacing between conductive layer 300 to be 8 μm ~ 20 μm.For preventing driving conductive layer 300 to be scraped off, be provided with blow-out disc 600 in the surface of the second ultraviolet photosensitive layer 500 load-bearing surface dorsad.
Argent has good pliability, and relative to ITO, argent has good buckle resistance, thus make above-mentioned induction conductive layer 200 and drive conductive layer 300 can around folding.Be appreciated that the first ultraviolet photosensitive layer 400 and the second ultraviolet photosensitive layer 500 can around foldings.Be appreciated that in other embodiments, also can fill metallic copper, carbon nano-tube, Graphene etc. in the first latticed groove can around folding conductive material to form the first conductive grid.Also can in the second latticed groove of the second ultraviolet photosensitive layer 500 filling carbon nano-pipe, Graphene etc. can around folding conductive material to form the second conductive grid.The material of driving conductive layer 300 can be identical with the material of induction conductive layer 200, also can not be identical.
As shown in Figure 2, be appreciated that in other embodiments, induction conductive layer 200 can directly with can around fold plate 100 for carrier.Concrete, load-bearing surface is provided with the first latticed groove.Be filled with argent, metallic copper, carbon nano-tube or Graphene in first latticed groove to form the first conductive grid, the first conductive grid is induction conductive layer 200.Driving conductive layer 300 can with plastic rubber substrate 700 for carrier.Concrete, plastic rubber substrate 700 1 is provided with the second latticed groove on the surface.Be filled with argent, metallic copper, carbon nano-tube or Graphene in second latticed groove to form the second conductive grid, the second conductive grid is for driving conductive layer 300.And on load-bearing surface, apply optical cement cementing agent, form optical cement tack coat 800, carry and drive the plastic rubber substrate 700 of conductive layer 300 to be located on load-bearing surface by optical cement tack coat 800.
In the present embodiment, optical cement tack coat 800 is between the surface of load-bearing surface and plastic rubber substrate 700 second latticed groove dorsad.For preventing driving conductive layer 300 to be scraped off, be provided with blow-out disc 600 in the surface of plastic rubber substrate 700 load-bearing surface dorsad.Further, in the present embodiment, the spacing between induction conductive layer 200 and driving conductive layer 300 is the thickness of optical cement tack coat 800 and the thickness sum of plastic rubber substrate 700, and this spacing is 30 μm ~ 200 μm.Plastic rubber substrate 700 is PET film base material.
As shown in Figure 3, be appreciated that in other embodiments, optical cement tack coat 800 also can between the surface that load-bearing surface and plastic rubber substrate 700 have the second latticed groove.Wherein, the spacing between induction conductive layer 200 and driving conductive layer 300 is the thickness of optical cement tack coat 800, and this spacing is 25 μm ~ 175 μm.
As shown in Figure 4, a kind of dry film 900, comprise transparent photosensitive resin layer 910 and the development 920 of semi-solid preparation, the transparent photosensitive resin layer 910 of semi-solid preparation has relative first surface and second surface, development 920 embeds in the first surface of transparent photosensitive resin layer 910 of semi-solid preparation, and part development 910 exposes first surface.Development 920 in the transparent photosensitive resin layer 910 of semi-solid preparation is cross-linked to form conductive layer.Although part development 910 is exposed to outside the transparent photosensitive resin layer 910 of semi-solid preparation, but the main part of the conductive layer that development 910 is cross-linked to form is still coated by the transparent photosensitive resin layer 910 of semi-solid preparation, therefore, when using dry film 900 to make induction conductive layer with driving conductive layer, induction conductive layer can be made to have better anti-oxidant and scratch resistance capability with driving conductive layer.
Be appreciated that in other embodiments, induction conductive layer can with the first transparent photosensitive resin layer for carrier.Concrete, the first transparent photosensitive resin layer is located on load-bearing surface, and the surface of the first transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of the first transparent photosensitive resin layer load-bearing surface dorsad.Development in first transparent photosensitive resin layer is cross-linked to form the first conductive layer, and the patterned process of the first conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) forms induction conductive layer.Induction conductive layer comprises many spaced first touch control electrode, and each first touch control electrode is cross-linked by many developments and forms.Wherein, the first transparent photosensitive resin layer can around folding.
Driving conductive layer can with the second transparent photosensitive resin layer for carrier.Concrete, second transparent photosensitive resin layer is located on the first transparent photosensitive resin layer, and the surface of the second transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of the second transparent photosensitive resin layer load-bearing surface dorsad.Development in second transparent photosensitive resin layer is cross-linked to form the second conductive layer, and the patterned process of the second conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) is formed and drives conductive layer.Drive conductive layer to comprise many spaced second touch control electrode, each second touch control electrode is cross-linked by many developments and forms.Wherein, the second transparent photosensitive resin layer can around folding.
When making induction conductive layer and drive conductive layer, by the mode of press mold, first block of dry film 900 is transferred to load-bearing surface, the second surface of first block of dry film 900 directly contacts with load-bearing surface.Exposure imaging process being carried out to the first surface of first block of dry film 900, obtaining the conductive pattern corresponding with responding to conductive layer, then process is cured to first block of dry film 900, namely obtain responding to conductive layer.Then, be transferred on first block of dry film 900 by second block of dry film 900 by the mode of press mold, the first surface of second block of dry film 900 responds to conductive layer dorsad.Exposure imaging process is carried out to the first surface of second block of dry film 900, obtains and the conductive pattern driving conductive layer corresponding, then process is cured to second block of dry film 900, namely obtain driving conductive layer.In this enforcement side, the spacing between induction conductive layer and driving conductive layer is 5 μm ~ 15 μm.Further, capacitance type touch control screen also comprises the blow-out disc on the surface being located at the second transparent photosensitive resin layer load-bearing surface dorsad.
Wherein, the semi-cured state of transparent feel photopolymer resin has photosensitive property, and the solidification shape body of transparent feel photopolymer resin does not have photosensitive property.Therefore, when making induction conductive layer and driving conductive layer, directly can be obtained by exposure imaging, without the need to additionally applying, the step of stripping photoresist, can Simplified flowsheet.
Semi-solid transparent feel photopolymer resin comprises each component of following parts by weight: 60 ~ 80 parts of film-forming resins, 1 ~ 10 part of emulsion, 5 ~ 20 parts of solvents, 0.1 ~ 5 part of stabilizing agent, 0.1 ~ 5 part of levelling agent, 0.1 ~ 5 part of defoamer, the number sum of each component is 100.
The transparent feel photopolymer resin of solidification comprises each component of following parts by weight: 30 ~ 50 parts of film-forming resins, 1 ~ 10 part of emulsion, 0.1 ~ 5 part of stabilizing agent, 0.1 ~ 5 part of levelling agent and 0.1 ~ 5 part of defoamer.
Film-forming resin is at least one in polymethylmethacrylate, linear phenolic resin, epoxy resin, crotonic acid, acrylate, vinyl ether and M Cr.Emulsion is at least one in diazobenzene quinone, diazo naphthoquinone ester, polyvinyl cinnamate, poly-Chinese cassia tree fork malonic acid glycol ester polyester, aromatic diazo salt, aromatic sulfonium salts, aromatic iodonium salt and ferrocene salt.Solvent is tetrahydrofuran, methyl ethyl ketone, cyclohexanone, propylene glycol, N, at least one in dinethylformamide, ethyl cellosolve acetate, ethyl acetate and butyl acetate, toluene, dimethylbenzene, tripropylene glycol diacrylate, trimethylolpropane triacrylate, ethoxylated trimethylolpropane triacrylate, dipentaerythrite six acrylate, 1,6-hexanediol methoxyl mono acrylic ester and ethoxylation neopentyl glycol methoxyl mono acrylic ester.Stabilizing agent is p-dihydroxy-benzene, p methoxy phenol, 1,4-benzoquinone, 2, at least one in 6 one di-t-butyl cresols, phenothiazine and anthraquinone.Levelling agent is at least one in polyacrylate, acetate butyrate fiber, nitrocellulose and polyvinyl butyral.Defoamer is phosphate, fatty acid ester and organosilyl at least one.
Be appreciated that in other embodiments, induction conductive layer 200 can directly around fold plate 100 for carrier, and can drive conductive layer 300 with transparent photosensitive resin layer for carrier.Concrete, load-bearing surface is provided with the first latticed groove, is filled with argent, metallic copper, carbon nano-tube or Graphene etc. to form the first conductive grid in the first latticed groove, and the first conductive grid is induction conductive layer 200.Transparent photosensitive resin layer is located on load-bearing surface, and the surface of transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of transparent photosensitive resin layer load-bearing surface dorsad, development is cross-linked to form conductive layer, and the patterned process of conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) is formed and drives conductive layer 300.Drive conductive layer 300 to comprise many spaced touch control electrode, each touch control electrode is cross-linked by many developments and forms.Further, capacitance type touch control screen also comprises the blow-out disc on the surface being located at transparent photosensitive resin layer load-bearing surface dorsad.
Be appreciated that in other embodiments, induction conductive layer 200 can directly around fold plate 100 for carrier, and can drive conductive layer 300 with ultraviolet photosensitive layer for carrier.Concrete, load-bearing surface is provided with the first latticed groove, is filled with argent, metallic copper, carbon nano-tube or Graphene etc. and forms the first conductive grid in the first latticed groove, and the first conductive grid is induction conductive layer 200.Ultraviolet photosensitive layer is located on the surface of load-bearing surface, the surface of ultraviolet photosensitive layer load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene etc. in second latticed groove and form the second conductive grid, the second conductive grid is for driving conductive layer 300.Further, capacitance type touch control screen also comprises the blow-out disc on the surface being located at ultraviolet photosensitive layer load-bearing surface dorsad.
Be appreciated that in other embodiments, induction conductive layer 200 with ultraviolet photosensitive layer for carrier, and can drive conductive layer 300 with transparent photosensitive resin layer for carrier.Concrete, ultraviolet photosensitive layer is located on load-bearing surface, the surface of ultraviolet photosensitive layer load-bearing surface is dorsad provided with the first latticed groove, is filled with argent, carbon nano-tube or Graphene to form the first conductive grid in the first latticed groove, and the first conductive grid is induction conductive layer 200.Transparent photosensitive resin layer is located on the surface of ultraviolet photosensitive layer load-bearing surface dorsad, the surface of transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of transparent photosensitive resin layer load-bearing surface dorsad, development is cross-linked to form conductive layer, and the patterned process of conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) is formed and drives conductive layer 300.Drive conductive layer 300 to comprise many spaced touch control electrode, each touch control electrode is cross-linked by many developments and forms.Further, capacitance type touch control screen also comprises the blow-out disc on the surface being located at transparent photosensitive resin layer load-bearing surface dorsad.
Be appreciated that in other embodiments, induction conductive layer 200 can with ultraviolet photosensitive layer for carrier, and drive conductive layer 300 to take plastic rubber substrate as carrier.Concrete, ultraviolet photosensitive layer is located on load-bearing surface, the surface of ultraviolet photosensitive layer load-bearing surface is dorsad provided with the first latticed groove, is filled with argent, carbon nano-tube or Graphene to form the first conductive grid in the first latticed groove, and the first conductive grid is induction conductive layer 200.Plastic rubber substrate one is provided with the second latticed groove on the surface, is filled with argent, carbon nano-tube or Graphene etc. to form the second conductive grid in the second latticed groove, and the second conductive grid is for driving conductive layer 300.Ultraviolet photosensitive layer is connected by optical cement tack coat with plastic rubber substrate.
Wherein, time between the surface that optical cement tack coat is located at ultraviolet photosensitive layer and plastic rubber substrate the second latticed groove dorsad, capacitance type touch control screen also comprises the blow-out disc on the surface being located at plastic rubber substrate load-bearing surface dorsad.And optical cement tack coat is located at ultraviolet photosensitive layer and plastic rubber substrate when having between the surface of the second latticed groove, capacitance type touch control screen can not comprise blow-out disc.
Be appreciated that in other embodiments, induction conductive layer 200 with transparent photosensitive resin layer for carrier, and can drive conductive layer 300 with ultraviolet photosensitive layer for carrier.Concrete, transparent photosensitive resin layer is located on load-bearing surface, and the surface of transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of transparent photosensitive resin layer load-bearing surface dorsad, development is cross-linked to form conductive layer, and the patterned process of conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) forms induction conductive layer 200.Induction conductive layer 200 comprises many spaced touch control electrode, and each touch control electrode is cross-linked by many developments and forms.Ultraviolet photosensitive layer is located on the surface of transparent photosensitive resin layer load-bearing surface dorsad, the surface of ultraviolet photosensitive layer load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene etc. in second latticed groove to form the second conductive grid, the second conductive grid is for driving conductive layer 300.Further, capacitance type touch control screen also comprises the blow-out disc on the surface being located at ultraviolet photosensitive layer load-bearing surface dorsad.
Be appreciated that in other embodiments, induction conductive layer 200 can with transparent photosensitive resin layer for carrier, and drive conductive layer 300 to take plastic rubber substrate as carrier.Concrete, transparent photosensitive resin layer is located on load-bearing surface, and the surface of transparent photosensitive resin layer load-bearing surface has dorsad been embedded in development, and part development exposes the surface of transparent photosensitive resin layer load-bearing surface dorsad, development is cross-linked to form conductive layer, and the patterned process of conductive layer (gold-tinted or radium-shine processing procedure, laser or etch process etc.) forms induction conductive layer 200.Induction conductive layer 200 comprises many spaced touch control electrode, and each touch control electrode is cross-linked by many developments and forms.Plastic rubber substrate one is provided with the second latticed groove on the surface, is filled with argent, metallic copper, carbon nano-tube or Graphene etc. to form the second conductive grid in the second latticed groove, and the second conductive grid is for driving conductive layer 300.Transparent photosensitive resin layer is connected by optical cement tack coat with plastic rubber substrate.
Wherein, time between the surface that optical cement tack coat is located at transparent photosensitive resin layer and plastic rubber substrate the second latticed groove dorsad, capacitance type touch control screen also comprises the blow-out disc on the surface being located at plastic rubber substrate load-bearing surface dorsad.And optical cement tack coat is located at transparent photosensitive resin layer and plastic rubber substrate when having between the surface of the second latticed groove, capacitance type touch control screen can not comprise blow-out disc.
As shown in Figure 5, above-mentioned capacitance type touch control screen 10 has can around the characteristic of folding, and relative to traditional rigidity capacitance type touch control screen, it can meet special applications and require (bending around folding).And above-mentionedly can be greater than 5H around the skin hardness of the touch-surface of fold plate 100, and therefore, the above-mentioned function can with traditional protection cover plate (tempered glass) anti scuffing.And can be able to be 0.1mm ~ 0.3mm around the thickness of fold plate 100, relative to traditional protection cover plate, the thickness of capacitive touch screen can be reduced, be conducive to capacitance type touch control screen to frivolous future development.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (19)
1. a capacitance type touch control screen, is characterized in that, comprising:
Can around fold plate, thickness is 0.1mm ~ 0.3mm, has touch-surface and the load-bearing surface relative with described touch-surface; The skin hardness of described touch-surface is greater than 5H;
Induction conductive layer, be located at described load-bearing surface, described induction conductive layer can around folding; And
Drive conductive layer, be located at the surface of described induction conductive layer described load-bearing surface dorsad, and insulate with described induction conductive layer, described driving conductive layer can around folding.
2. capacitance type touch control screen according to claim 1, it is characterized in that, describedly can comprise plastic rubber substrate around fold plate and be located at the hardening coat on described plastic rubber substrate, the surface of described hardening coat described plastic rubber substrate is dorsad described touch-surface, and described load-bearing surface is the surface of described plastic rubber substrate described hardening coat dorsad.
3. capacitance type touch control screen according to claim 1, is characterized in that, described can be the plastic rubber substrate of a surface through cure process around fold plate, and described plastic rubber substrate is described touch-surface through the surface of cure process, and another surface is described load-bearing surface.
4. capacitance type touch control screen according to claim 1, is characterized in that, also comprises plastic rubber substrate and optical cement tack coat;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described load-bearing surface and described plastic rubber substrate.
5. capacitance type touch control screen according to claim 4, is characterized in that, also comprises blow-out disc; Described optical cement tack coat is located between the surface of described load-bearing surface and described plastic rubber substrate described second latticed groove dorsad, described blow-out disc is located on the surface of described plastic rubber substrate described load-bearing surface dorsad, and the spacing between described induction conductive layer and described driving conductive layer is 30 μm ~ 200 μm.
6. capacitance type touch control screen according to claim 4, it is characterized in that, described optical cement tack coat is located at described load-bearing surface and described plastic rubber substrate has between the surface of described second latticed groove, and the spacing between described induction conductive layer and described driving conductive layer is 25 μm ~ 175 μm.
7. capacitance type touch control screen according to claim 1, is characterized in that, also comprises the first ultraviolet photosensitive layer and the second ultraviolet photosensitive layer;
Described first ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described first ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described second ultraviolet photosensitive layer is located on the surface of described first ultraviolet photosensitive layer described load-bearing surface dorsad, the surface of described second ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
8. capacitance type touch control screen according to claim 7, is characterized in that, also comprises blow-out disc; Described blow-out disc is located on the surface of described second ultraviolet photosensitive layer described load-bearing surface dorsad.
9. capacitance type touch control screen according to claim 7, is characterized in that, the spacing between described induction conductive layer and described driving conductive layer is 8 μm ~ 20 μm.
10. the capacitance type touch control screen according to any one of claim 4-9, is characterized in that, the described degree of depth of the first latticed groove and the ratio of width are 1.2:1, and the width of described first latticed groove is 3.5 μm.
11. capacitance type touch control screens according to claim 1, is characterized in that, also comprise the first transparent photosensitive resin layer and the second transparent photosensitive resin layer;
Described first transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described first transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described first transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described first transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced first touch control electrode, and the first touch control electrode described in each is cross-linked by many developments and forms;
Described second transparent photosensitive resin layer is located on described first transparent photosensitive resin layer, and the surface of described second transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described second transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described second transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced second touch control electrode, and the second touch control electrode described in each is cross-linked by many developments and forms.
12. capacitance type touch control screens according to claim 11, is characterized in that, also comprise blow-out disc; Described blow-out disc is located on the surface of described second transparent photosensitive resin layer described load-bearing surface dorsad.
13. capacitance type touch control screens according to claim 11, is characterized in that, the spacing between described induction conductive layer and described driving conductive layer is 5 μm ~ 15 μm.
14. capacitance type touch control screens according to claim 1, is characterized in that, also comprise transparent photosensitive resin layer;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms.
15. capacitance type touch control screens according to claim 1, is characterized in that, also comprise ultraviolet photosensitive layer;
Described load-bearing surface is provided with the first latticed groove, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described ultraviolet photosensitive layer is located on the surface of described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
16. capacitance type touch control screens according to claim 1, is characterized in that, also comprise ultraviolet photosensitive layer and transparent photosensitive resin layer;
Described ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described transparent photosensitive resin layer is located on the surface of described ultraviolet photosensitive layer described load-bearing surface dorsad, the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described driving conductive layer, described driving conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms.
17. capacitance type touch control screens according to claim 1, is characterized in that, also comprise ultraviolet photosensitive layer, plastic rubber substrate and optical cement tack coat;
Described ultraviolet photosensitive layer is located on described load-bearing surface, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the first latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described first latticed groove to form the first conductive grid, described first conductive grid is described induction conductive layer;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described ultraviolet photosensitive layer and described plastic rubber substrate.
18. capacitance type touch control screens according to claim 1, is characterized in that, also comprise transparent photosensitive resin layer and ultraviolet photosensitive layer;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms;
Described ultraviolet photosensitive layer is located on the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the surface of described ultraviolet photosensitive layer described load-bearing surface is dorsad provided with the second latticed groove, be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer.
19. capacitance type touch control screens according to claim 1, is characterized in that, also comprise transparent photosensitive resin layer, plastic rubber substrate and optical cement tack coat;
Described transparent photosensitive resin layer is located on described load-bearing surface, and the surface of described transparent photosensitive resin layer described load-bearing surface has dorsad been embedded in development, and the described development of part exposes the surface of described transparent photosensitive resin layer described load-bearing surface dorsad, the development embedded in described transparent photosensitive resin layer forms described induction conductive layer, described induction conductive layer comprises many spaced touch control electrode, and touch control electrode described in each is cross-linked by many developments and forms;
Described plastic rubber substrate one is provided with the second latticed groove on the surface, and be filled with argent, metallic copper, carbon nano-tube or Graphene in described second latticed groove to form the second conductive grid, described second conductive grid is described driving conductive layer;
Described optical cement tack coat is located between described transparent photosensitive resin layer and described plastic rubber substrate.
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| CN201420408672.1U CN204028878U (en) | 2014-07-23 | 2014-07-23 | Capacitance type touch control screen |
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| CN201420408672.1U CN204028878U (en) | 2014-07-23 | 2014-07-23 | Capacitance type touch control screen |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106687897A (en) * | 2015-02-06 | 2017-05-17 | 株式会社藤仓 | Wiring body, wiring substrate, touch sensor, and wiring body manufacturing method |
| CN109360674A (en) * | 2018-10-18 | 2019-02-19 | 吴江友鑫新材料科技有限公司 | A kind of transparent conductive metal grid film and preparation method thereof |
| CN112783378A (en) * | 2021-03-04 | 2021-05-11 | 安徽精卓光显技术有限责任公司 | Production process of external hanging type touch screen without rainbow patterns |
-
2014
- 2014-07-23 CN CN201420408672.1U patent/CN204028878U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106687897A (en) * | 2015-02-06 | 2017-05-17 | 株式会社藤仓 | Wiring body, wiring substrate, touch sensor, and wiring body manufacturing method |
| CN106687897B (en) * | 2015-02-06 | 2019-08-16 | 株式会社藤仓 | The manufacturing method of Wiring body, circuit board, touch sensor and Wiring body |
| CN109360674A (en) * | 2018-10-18 | 2019-02-19 | 吴江友鑫新材料科技有限公司 | A kind of transparent conductive metal grid film and preparation method thereof |
| CN112783378A (en) * | 2021-03-04 | 2021-05-11 | 安徽精卓光显技术有限责任公司 | Production process of external hanging type touch screen without rainbow patterns |
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