CN204143412U - Uv film inductor and touch screen - Google Patents
Uv film inductor and touch screen Download PDFInfo
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- CN204143412U CN204143412U CN201420677486.8U CN201420677486U CN204143412U CN 204143412 U CN204143412 U CN 204143412U CN 201420677486 U CN201420677486 U CN 201420677486U CN 204143412 U CN204143412 U CN 204143412U
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Abstract
The utility model provides a kind of UV film inductor and corresponding touch screen.The UV film inductor that the utility model provides comprises the film base material containing printing surface and binding face, by being formed with UV glue-line, the colour developing particle layer of plating, ink layer, hardened layer, black-out layer and the transparency conducting layer for building touch controllable function framework successively to the one end away from film base material near one end of film base material on the printing surface of described film base material.By the binding face of film base material in above-mentioned UV film inductor by obtaining described touch screen after optical-grade transparent adhered by double sided plaster cover-plate glass.Only comprise one deck base material in touch screen product in the utility model, this touch screen Total Product can be thinner.
Description
Technical field
The utility model relates to technical field of touch control, particularly relates to a kind of UV film inductor and corresponding touch screen.
Background technology
The cover-plate glass of contact panel component part is human-computer interface window, and its base material mostly is tempered glass; The touch-control sensor of contact panel component part is the electric component realizing touch controllable function, and it is base material mainly with glass or the specific film (organic film), base material is electroplated transparency conducting layer and forms.Colored pressing mold pattern is presented for making contact panel, the mainstream technology of current industry first goes out to set pattern through pressing mold on specific organic film base material, again by plating colour developing particle and ink for screen printing as substrate, form the decorating film with colored mold pressing effect, then decorating film and white tiles cover-plate glass are fitted and form cover-plate glass, finally the independent touch-control sensor formed is carried out laminating with the cover-plate glass with decorating film and assemble.This kind of method can process the contact panel with colored mold pressing effect, and its general technological process is as follows: UV pressing mold → plating → ink for screen printing → take off plating → ink for screen printing → cutting → visual inspection on the film → fit with white tiles CG → deaeration → visual inspection → with the touch-control sensor containing the film or glass baseplate is fitted and assembled.
That is, traditional handicraft forms touch-control structure A on one deck organic film (film base material) or glass substrate, form decorating film B with another layer of organic film, after being fitted by decorating film B and white tiles cover-plate glass C, then A assembling is formed touch screen thereon.Adopt above-mentioned flow process to make product thicker, making technology long flow path, yield declines, and cost improves.
Such as, relate to a kind of film inductor, the capacitance touch screen comprising this inductor and preparation method thereof and end product in patented claim CN103631455A.Only there is in the film inductor that it provides an optically transparent base material, two surfaces of this base material are plated respectively and are established induction electrode layer and drive electrode layer, be conducive to the thickness reducing film inductor, thus be conducive to touch-screen and hand touches electronic product to lightening future development.But touch-control sensor is with a base material in this patented claim, then obtain touch screen after being combined by the decorating film and white tiles cover-plate glass that contain base material, in its touch screen, still comprise at least two-layer base material.
Utility model content
The utility model changes another kind of thinking, first utilizes the base material of decorating film, forms touch-control sensor thereon with certain method, then it is combined with white tiles cover-plate glass the touch screen formed in the utility model.Therefore, only comprise one deck base material in the touch screen product in the utility model, this touch screen Total Product can be thinner.The utility model directly realizes touch-control structure assembly on the UV film (decorating film), compared to traditional handicraft, decreases several operation, is thinned product thickness, improves output, yield, has saved cost.
The purpose of this utility model is to provide one that contact panel can be allowed to present colored mold pressing effect for the deficiencies in the prior art, can reduce again manufacturing procedure, promote yield, reduce product thickness a kind of on the UV film, realize UV film inductor that touch-control structure integrates and preparation method thereof.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model provides a kind of UV film inductor, comprise the film base material A containing printing surface a and binding face b, the printing surface of described film base material is formed with UV glue-line 1, the colour developing particle layer 2 electroplated, ink layer 3, hardened layer 4, black-out layer 5 and the transparency conducting layer 6 for building touch controllable function framework by the one end near film base material successively to the one end away from film base material.
In a kind of specific embodiment, described UV glue-line, the colour developing particle layer of plating, ink layer are all positioned at rim area, and hardened layer, black-out layer and transparency conducting layer are positioned on the whole printing surface of the film.
Preferably, the transparency conducting layer 6 of described UV film inductor is also built with transparent insulating layer 7 and conductive jumper and periphery conductor layer 8, and the periphery wire 82 that conductive jumper and periphery conductor layer comprise the conductive jumper 81 on the visible area being positioned at UV film inductor and be positioned on the rim area of UV film inductor.
The utility model is also corresponding provides a kind of touch screen, it comprise UV film inductor as above and on the binding face of described film base material by optical-grade transparent double faced adhesive tape 9 bond cover-plate glass 10.
The touch screen obtained in the utility model has following characteristic: be printed on Logo, frame ink, and has the touch screen with electrical touch controllable function of specific colored pressing mold pattern in touch surface rim area.
The utility model tool has the following advantages: the utility model utilizes the integration carrying out touch-control structure on the existing base material of the UV film, providing to remove to contact panel needs extra increase touch-control structure to set up the space of base material originally, reaches the effect that general thickness is thinning, cost reduces, operation simplifies.
Accompanying drawing explanation
Fig. 1 is the subregion structure for amplifying schematic diagram of preferred embodiment in the utility model;
Fig. 2 is the subregion structural representation of preferred embodiment in the utility model.
In figure, 1-UV glue-line, 2-colour developing particle layer, 3-ink layer, 4-hardened layer, 5-black-out layer, 6-transparency conducting layer, 61-X axle electrically conducting transparent passage, 62-Y axle electrically conducting transparent passage, 7-transparent insulating layer, 8-conductive jumper and periphery conductor layer, 81-conductive jumper, 82-periphery wire jumper, 9-optical-grade transparent double faced adhesive tape, 10-cover-plate glass, 11-visible area, 12-nation stationary interface circuit, A-film base material, a-printing surface, b-binding face.
Embodiment
Fig. 1 and Fig. 2 demonstrates the touch screen of a kind of preferred structure in the utility model, described touch screen comprises a kind of UV film inductor, described UV film inductor comprises the film base material A containing printing surface a and binding face b, and the printing surface of described film base material is formed with UV glue-line 1, the colour developing particle layer 2 electroplated, ink layer 3, hardened layer 4, black-out layer 5 and the transparency conducting layer 6 for building touch controllable function framework by the one end near film base material successively to the one end away from film base material; Described touch screen is also included in the cover-plate glass 10 that the binding face of described film base material is bonded by optical-grade transparent double faced adhesive tape 9.
In the utility model, the surface that two areas of film base material (not being stained with the film base material of optical-grade transparent double faced adhesive tape) are larger has equivalent effect, wherein one side will be defined as printing surface, and another side is defined as binding face in the utility model.Those skilled in the art's easy understand, if the one side of the film base material used in the utility model itself is with optical-grade transparent double faced adhesive tape, then another surface that its area is larger is its printing surface.
It can be different transparent conductive materials in transparency conducting layer of the present utility model, such as tin indium oxide, Nano Silver, CNT etc., the indexs such as surface resistance and the optics of the transparent conductive film layer formed penetrate, reflect, colourity meet the requirements, usual surface resistance management and control is at 30 ~ 300 Ω/, optics penetrance is greater than 85%, reflectivity < 10%, colourity b* ∈ (0,2).
In a kind of specific embodiment, described UV glue-line, the colour developing particle layer of plating, ink layer are all positioned at rim area, and hardened layer, black-out layer and transparency conducting layer are positioned on the whole printing surface of the film.
In the utility model, described UV film inductor comprises the ink area being positioned at middle visible area 11 and being positioned at surrounding, and described ink area can be called rim area again.Described film base material is such as PET plate or PC plate.
Preferably, the transparency conducting layer 6 of described UV film inductor is also built with transparent insulating layer 7 and conductive jumper and periphery conductor layer 8, and the periphery wire 82 that conductive jumper and periphery conductor layer comprise the conductive jumper 81 on the visible area being positioned at UV film inductor and be positioned on the rim area of UV film inductor.
The preparation method of the film of UV described in the utility model inductor is, at the printing surface of film base material through UV pressing mold, plating colour developing particle layer, ink for screen printing with take off plating step and formed there is the decorating film of colored mold pressing effect, obtain the UV film, formed after comprising hardened layer, black-out layer and transparency conducting layer again on its printing surface, build touch controllable function framework over transparent conductive layer, obtain described UV film inductor.
In the utility model, hardened layer, black-out layer and transparency conducting layer obtain through plating or coating: be in order to anti scuffing in the object of whole of printing surface plating hardened layer of the UV film; The object forming black-out layer is for reaching optically index matching, and the apparent visual forming touch-control figure for follow-up transparency conducting layer reaches blanking effect; And the object forming transparency conducting layer is the foundation for touch-control figure.
In the utility model, described UV pressing mold step and plating colour developing particle layer step all cover whole rim area, and can cover part or whole visible areas; Described ink for screen printing step occurs on rim area accurately, without ink on visible area 11; Described take off plating step be with take off the non-oil ink-covered area of plating solution by the UV film power on plating colour developing particle etch away.In the utility model, UV pressing mold step and plating colour developing particle layer step all can not operate very accurate, and ink for screen printing step can perform very accurately, and one of object of ink for screen printing is the effect for reaching window border shading.Taking off in plating step implementation, the UV glue-line protected through ink for screen printing and plating colour developing particle layer can not be subject to the impact of taking off plating solution, and the UV glue in not protected region and the particle that develops the color all are removed because taking off plating.
In a kind of embodiment of the present utility model, the step forming hardened layer refers to and forms hardened layer to the whole printing surface of the film; The step forming black-out layer at least forms black-out layer to visible area, also partly or entirely can form black-out layer on rim area; Form the step of transparency conducting layer to refer to and form transparency conducting layer to the whole printing surface of the film because follow-up when forming touch-control framework (X-axis electrically conducting transparent passage and Y-axis electrically conducting transparent passage) some figure may drop on rim area; Described structure touch controllable function framework is the touch-control figure adopting photoetching micro-shadow technology transparency conducting layer to be portrayed as setting, comprising depicting X-axis electrically conducting transparent passage and Y-axis electrically conducting transparent passage.
In the utility model, preferably described take off plating step after also comprise the second ink for screen printing step and obtain the UV film; Wherein, described (first) ink for screen printing step carries out ink for screen printing to the region except special hole position on rim area, and described second ink for screen printing step is to the special hole position ink for screen printing on rim area, described special hole position such as comprises IR hole, photographing hole, breathe in lamp hole, icon and trade mark one or more.Those skilled in the art's easy understand, of the present utility model in the preferred version of twice ink for screen printing, " the non-oil ink-covered area " that take off plating step comprises special hole position on visible area and rim area.In a kind of concrete embodiment, described second ink for screen printing step is that silk-screen 1 ~ 5 layer of ink makes it light tight on the special hole position of UV film rim area, and regulate IR hole transmittance to 20% ~ 30% (380nm ~ 650nm wavelength), 70% ~ 90% (650nm ~ 940nm wavelength); Photographing hole penetrance is to >=90% (550nm wavelength); Breathe lamp hole penetrance to 5% ~ 15% (550nm wavelength); Icon penetrance controls to 8% ~ 12% (550nm wavelength) usually; The particular optical colourity of trade mark and decoration, indicating effect.In this scenario, because the specialty inks used in the second ink for screen printing step possibly cannot tolerate the erosion of taking off and taking off plating solution in plating step, therefore, the second ink for screen printing step is preferably carried out after taking off plating.
In a kind of embodiment of the utility model, described UV pressing mold step comprises: on film base material printing surface, form pattern with UV glue through the method for mold pressing or silk-screen, again film base material toasted and use UV illumination to make UV adhesive curing, being formed with the UV glue-line of drawing pattern and/or CD line.Preferably, described UV glue comprises UV virgin rubber, gloss oil, auxiliary agent and the thinning agent that mass ratio is 120 ~ 100:30 ~ 10:10 ~ 5:2 ~ 1.
UV glue in the utility model is such as a kind of colloid of semi-transparent clear.Wherein, described UV virgin rubber, gloss oil, auxiliary agent and thinning agent all can by being purchased acquisition, such as UV virgin rubber selects Nano photonics chemical company ND-5204MJ series UV glue, gloss oil is the HGL RX002 gloss oil of Shenzhen Shi Yingyin Science and Technology Ltd., auxiliary agent is Seiko CARE55 adjuvant, and thinning agent is Seiko T-980 thinning agent.Wherein, the object that the other several components except UV virgin rubber are added is hardened layer, black-out layer, transparency conducting layer in order to obtain smoothly in the utility model, and builds touch controllable function framework over transparent conductive layer.Mass ratio between preferred UV virgin rubber, gloss oil, auxiliary agent, thinning agent is: 100:25:10:2.Baking temperature in the utility model UV pressing mold step is such as 50 ~ 80 DEG C, and baking time is the energy of 10 ~ 30min, UV illumination is 300 ~ 1000mj/cm
2.
In a kind of specific embodiment, described UV stamping technique is: be coated with UV glue in one end of template, film base material printing surface is cleaned bonnet in template, from gluing place, the other end of cover plate film base material is rolled into cylinder, glue is extended in whole film face, and be filled in the gap of template, film base material is formed setting die plate pattern.
Preferably, described plating is on the printing surface of film base material, electroplate 1 ~ 5 layer of colour developing particle layer, and described ink for screen printing is silk-screen 1 ~ 5 layer of ink layer on the rim area of film base material.In plating step in the utility model, the colour developing particle layer of the different color of plating is such as SiOx, NbxOy and TiOx; In ink for screen printing step in the utility model, after every layer of ink silk screen printing, all at temperature 55 ~ 95 DEG C, toast 5 ~ 35min.
In the utility model, described method be also included in built touch-control figure transparency conducting layer 6 on also form transparent insulating layer 7 and conductive jumper and periphery conductor layer 8; Described periphery conductor layer adopts serigraphy or the micro-shadow technology of photoetching, adopts conductive silver paste or other low impedance conduction material as aluminium or copper and alloy thereof, produces in the UV film frame region wire that periphery is connected with transparent conductive pattern channel edge.
Claims (4)
1. a UV film inductor, comprise the film base material (A) containing printing surface (a) and binding face (b), the printing surface of described film base material is formed with UV glue-line (1), the colour developing particle layer (2) electroplated, ink layer (3), hardened layer (4), black-out layer (5) and the transparency conducting layer (6) for building touch controllable function framework by the one end near film base material successively to the one end away from film base material.
2. UV film inductor according to claim 1, is characterized in that, described UV glue-line, the colour developing particle layer of plating, ink layer are all positioned at rim area, and hardened layer, black-out layer and transparency conducting layer are positioned on the whole printing surface of the film.
3. UV film inductor according to claim 1, it is characterized in that, the transparency conducting layer (6) of described UV film inductor is also built with transparent insulating layer (7) and conductive jumper and periphery conductor layer (8), and the periphery wire (82) that conductive jumper and periphery conductor layer comprise the conductive jumper (81) on the visible area being positioned at UV film inductor and be positioned on the rim area of UV film inductor.
4. a touch screen, comprise as the UV film inductor in claims 1 to 3 as described in any one and as described in film base material binding face on the cover-plate glass (10) that bonded by optical-grade transparent double faced adhesive tape (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420677486.8U CN204143412U (en) | 2014-11-13 | 2014-11-13 | Uv film inductor and touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420677486.8U CN204143412U (en) | 2014-11-13 | 2014-11-13 | Uv film inductor and touch screen |
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| CN204143412U true CN204143412U (en) | 2015-02-04 |
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| CN201420677486.8U Active CN204143412U (en) | 2014-11-13 | 2014-11-13 | Uv film inductor and touch screen |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375704A (en) * | 2014-11-13 | 2015-02-25 | 蓝思科技（长沙）有限公司 | UV film sensor, manufacturing method of UV film sensor and touch control screen |
| CN109484050A (en) * | 2018-10-26 | 2019-03-19 | 蓝思科技（长沙）有限公司 | A kind of film silk screen printing process |
| CN109947306A (en) * | 2019-04-03 | 2019-06-28 | 蓝思科技（长沙）有限公司 | A kind of novel touch screen structure and preparation method thereof |
-
2014
- 2014-11-13 CN CN201420677486.8U patent/CN204143412U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375704A (en) * | 2014-11-13 | 2015-02-25 | 蓝思科技（长沙）有限公司 | UV film sensor, manufacturing method of UV film sensor and touch control screen |
| CN104375704B (en) * | 2014-11-13 | 2017-12-19 | 蓝思科技（长沙）有限公司 | UV films inductor, its preparation method and touch screen |
| US10698539B2 (en) | 2014-11-13 | 2020-06-30 | Lens Technology (Changsha) Co., Ltd. | UV film sensor and preparation method therefor, and touch control screen |
| CN109484050A (en) * | 2018-10-26 | 2019-03-19 | 蓝思科技（长沙）有限公司 | A kind of film silk screen printing process |
| CN109947306A (en) * | 2019-04-03 | 2019-06-28 | 蓝思科技（长沙）有限公司 | A kind of novel touch screen structure and preparation method thereof |
| CN109947306B (en) * | 2019-04-03 | 2022-05-17 | 蓝思科技（长沙）有限公司 | Novel touch screen structure and manufacturing method thereof |
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