CN103699258A - Surface panel with detecting function - Google Patents

Surface panel with detecting function Download PDF

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Publication number
CN103699258A
CN103699258A CN201310436623.9A CN201310436623A CN103699258A CN 103699258 A CN103699258 A CN 103699258A CN 201310436623 A CN201310436623 A CN 201310436623A CN 103699258 A CN103699258 A CN 103699258A
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China
Prior art keywords
formed body
panel
outside
base material
layer
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Granted
Application number
CN201310436623.9A
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Chinese (zh)
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CN103699258B (en
Inventor
桥田淳二
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Alps Alpine Co Ltd
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Alps Electric Co Ltd
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Publication of CN103699258A publication Critical patent/CN103699258A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/13338Input devices, e.g. touch panels
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/40OLEDs integrated with touch screens

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Position Input By Displaying (AREA)
  • Push-Button Switches (AREA)
  • Laminated Bodies (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a surface panel with a detection function, which can form a thin member and has advantages of difficult deflection or warpage and high environment resistance. In the surface panel (1), the external surface (11a) of a substrate film (11) is jointed with an outside formed member (12) through an outside jointing layer (14), and the internal surface (11b) is jointed with an inside formed member (13) through an inside jointing layer (15). A detecting electrode layer (21) is formed on the internal surface (11b) of the substrate film (11). A decorative layer (23) is formed on the surface of the outside jointing layer (14). Furthermore the panel surface is integrally covered by a surface protecting layer (28) as a hard coating. A laminated and symmetrical structure is formed at outside and inside around the substrate film (11), and therefore deflection or warpage hardly occur. Furthermore water, etc. hardly soak the jointing part of the substrate film (11).

Description

The surface panel with measuring ability
Technical field
The present invention relates to the surface panel that an a kind of part of the framework as portable equipment or other electronic equipments is used, relate in particular to and there is decorative layer that transmission region is surrounded and at the surface panel with measuring ability of the detecting electrode layer of described transmission region setting.
Background technology
The surface panel using as the part of the portable framework with equipment or other electronic equipments is formed with the transmission region of the touch control operation that can have an X-rayed the display frame of liquid crystal indicator etc. and can be undertaken by finger at central portion, in the surrounding of this transmission region, be provided with the decorative zones that is coloured to frame shape.
The touch panel module that possesses transparent touch-control panel is disclosed after Fig. 6 of patent documentation 1.
This touch panel module is molded into transparent panel by injection moulding.On transparent panel, be formed with depression, in the inside of this depression, insert and maintain transparent touch-control panel.And, the transparent panel that keeps transparent touch-control panel is remained on to the inside of secondary forming die, and by IMD (in-mold decoration) injection moulding, is molded into the housing that keeps transparent touch-control panel.
The equipment with sensor and lid is disclosed in patent documentation 2.
In the equipment shown in Fig. 8, feeler is bonding by bonding agent with lid.In the equipment shown in Fig. 9, feeler is clipped between top cover and bottom.
[formerly technical literature]
[patent documentation]
Patent documentation 1: the open 2008/0117186A1 of United States Patent (USP)
Patent documentation 2: the open 2009/0073130A1 of United States Patent (USP)
[problem that invention will solve]
After Fig. 6 of patent documentation 1, in disclosed touch panel module, in order not see from outside wiring layer remaining on the transparent touch-control panel transparent panel etc., by a part for painted housing, cover the place ahead of transparent touch-control panel.Therefore, the complex structure of touch panel module and gauge excessively increase.
Equipment shown in Fig. 8 of patent documentation 2 is due to for being laminated with the structure of feeler and these two layers of lid, and the stress difference during therefore due to this two layers bonding or thermal stress are poor etc., and crooked or warpage easily occurs.
In the equipment shown in Fig. 9 of patent documentation 2, because feeler is clipped between top cover and bottom, therefore compare and be difficult to occur crooked or warpage with the device shown in Fig. 8.But, when using this equipment, need to have for hiding the film of ornamental portion of the distribution etc. of feeler face side is stacked.Due to stacked and bonding this film, thereby the easy stress difference when bonding or thermal stress is poor etc. produces crooked or warpage.
And, therefore in the equipment described in patent documentation 2, owing to occurring the junction surface of feeler and lid at its end face, at the electrode part moisture of feeler or etchant gas etc., becoming and easily soak into, thereby cause environment resistant deterioratedly, the life-span easily reduces.
Summary of the invention
The present invention is for solving above-mentioned problem in the past, and its object is to provide a kind of and can forms slim and be difficult to occur the surface panel with measuring ability of crooked and environment resistant excellence.
[for solving the means of problem]
The present invention is a kind of surface panel with measuring ability, and the decorative zones that it has transmission region and surrounds described transmission region, is characterized in that having:
The base material with the light transmission of outside surface and inside surface;
Be arranged at the described outside surface of described base material and form the decorative layer of described decorative zones and be arranged at described inside surface and be positioned at the detecting electrode layer of the light transmission of described transmission region;
Respectively by the outside formed body of the synthetic resin material described outside surface that form, that cover described base material of light transmission and the inner side formed body that covers the described inside surface of described base material,
The surperficial both sides of the surface of described outside formed body and described inner side formed body are covered by sealer.
Serve as reasons outside formed body and inner side formed body of the surface panel with measuring ability of the present invention clips the structure of the base material with decorative layer and detecting electrode layer.In addition; on the surface of outside formed body, be provided with the sealer as hard coat; so that the surface of outside formed body is difficult to damage and finger etc., directly contact and convenient operation, but this sealer is arranged on the surface of formed body, outside and the surperficial both sides of inner side formed body.
Its result is, it is symmetrical that the center that clips base material forms basic lit-par-lit structure in outside and inner side, and the stress difference in the stacked operation of each layer and the stress difference that produces because of thermal distortion be in the easy balance in outside and inner side, thereby is difficult to occur crooked or warpage on panel.
Outside formed body and inner side formed body can form with same material same thickness, yet also can make thickness different, or make material difference, thereby also can make stress difference further reduce take outside and the inner side that base material is benchmark.
In addition, base material and outside formed body and base material and inner side formed body can be realized integrated in molding process, yet also can make the outside formed body of moulding in advance and inner side formed body and base material bonding via the bonding agent of light transmission.
The structure that the present invention is preferably as follows, that is, the described panel end face with the end of described outside formed body, the end of described inner side formed body and the end of described base material is covered by described sealer.
The structure that the part of described base material extends outward out from described panel end face, form except the extended part of described base material the structure that described panel end face is covered by described sealer.
In addition; the present invention can be set to following structure; that is,, at described panel end face, a part for described sealer is soaked into at least one party in the gap between described base material and described outside formed body and the gap between described base material and described inner side formed body.
As mentioned above, by with sealer cover plate end face, the base material that makes moisture, etchant gas be difficult to invade to present at panel end face and the gap between the gap between the formed body of outside, base material and inner side formed body, thereby environment resistant excellence.
In the present invention, described base material is film of synthetic resin.For example, described base material is PET film, and described outside formed body and described inner side formed body are formed by propylene resin.
In this situation, the both sides of the interface of described base material and the interface of described outside formed body, described base material and described inner side formed body, be provided with knitting layer.
And, can be set to following structure, that is, described decorative layer is formed at the surface of described knitting layer.
[invention effect]
In surface panel of the present invention, due to centered by base material and roughly symmetrical with table side lit-par-lit structure in outside, be therefore difficult to occur crooked or warpage.And, because the surface of outside formed body is covered by sealer, be therefore difficult to damage, and easily by finger, wait and operate.
In addition, by sealer being set on panel end face, can protecting the surface of base material to avoid the impact of moisture, etchant gas etc., thereby can improve environment resistant.
Accompanying drawing explanation
Fig. 1 is for representing the stereographic map of the surface panel of the first embodiment of the present invention.
Fig. 2 is the cut-open view of the II-II line of the surface panel shown in Fig. 1.
Fig. 3 is that perspective representation is at the detecting electrode layer of inside surface setting of surface panel and the vertical view of the pattern of wiring layer.
Fig. 4 (A), (B) are the key diagram of an example of the stacked operation of presentation surface panel.
Fig. 5 is for representing the cut-open view of the surface panel of the second embodiment of the present invention.
Fig. 6 is for representing the cut-open view of the surface panel of the 3rd embodiment of the present invention.
[symbol description]
1 surface panel
1a panel outer surface
1b panel inner surface
1c panel end face
2 frameworks
3 transmission regions
4 decorative zones
11 base films
11a outside surface
11b inside surface
12 outside formed bodies
13 inner side formed bodies
14 outer side bonding layer
15 interior side bonding layer
16 distribution bands
21 detecting electrode layers
22 wiring layers
23 decorative layers
28 sealers
101 surface panels
101c panel end face
201 surface panels
201c panel end face
Embodiment
A part for surface panel 1 framework as the portable equipments such as portable phone, portable information terminal or electronic equipment of the first embodiment shown in Fig. 1 and Fig. 2 is used.
It is oblong-shaped that the surface panel 1 of the first embodiment is smooth structure and flat shape.Surface panel 1 is arranged on the surperficial 2a of the framework 2 of portable equipment or electronic equipment.In the inside of framework 2, together with being installed, the circuit substrate of various electronic circuits is built-in with display device.This display device is color liquid crystal display arrangement or organic electroluminescence display device and method of manufacturing same etc.
Surface panel 1 has can see through the transmission region 3 of light, the decorative zones 4 that described transmission region 3 is surrounded.Seeing through transmission region 3 can be from the displaying contents of the picture of the visual display device in outside.
The lit-par-lit structure of surface panel 1 has been shown in Fig. 2.
Surface panel 1 has base film 11.Base film 11 has light transmission.Light transmission in this instructions refers to have the transmittance of the degree of displaying contents that can perspective display device, and for example total light transmittance is more than 80%, preferably more than 90%.
Base film 11 is that PET (polyethylene terephthalate) forms by having the intensity and the stable on heating synthetic resin that are suitable for forming feeler.Or also can use COP (cyclic polyolefin) etc.
Base film 11 has towards the outside surface 11a in the outside of framework 2, towards the inside surface 11b of the inside of framework 2.As shown in Figure 2, at the outside surface 11a of base film 11, engage and have outside formed body 12, at inside surface 11b, engage and have inner side formed body 13.
The synthetic resin materials such as propylene system that outside formed body 12 and inner side formed body 13 are light transmission, for example, formed by PMMA (polymethylmethacrylate).
If adopt base film 11 by the combination of the material that PET or COP form, outside formed body 12 and inner side formed body 13 are formed by PMMA, can cause the connectivity of base film 11 and outside formed body 12 and inner side formed body 13 not good.Therefore, in surface panel 1, the outside surface 11a of base film 11 engages via outer side bonding layer 14 with outside formed body 12, and inside surface 11b engages via interior side bonding layer 15 with inner side formed body 13.The resin bed of the propylene system that outer side bonding layer 14 and interior side bonding layer 15 are light transmission.Coated with melted resin on outside surface 11a and inside surface 11b, and make it be solidified to form this resin bed by heat curing, ultraviolet curing etc.
As shown in Figure 2, on the inside surface 11b of base film 11, be formed with detecting electrode layer 21 and a plurality of wiring layer 22.
The detecting electrode layer 21 and the wiring layer 22 that in Fig. 3, from outside surface 11a side perspective representation, at the inside surface 11b of base film 11, form.
Detecting electrode layer 21 is configured in the transmission region 3 of surface panel 1.As shown in Figure 3, detecting electrode layer 21 is divided into right electrodes 21a and left electrodes 21b.Right electrodes 21a and left electrodes 21b are respectively equipped with a plurality of, and alternately form at the length direction (the diagram above-below direction of Fig. 3) of surface panel 1.Detecting electrode layer 21 is formed by ITO (tin indium oxide).Detecting electrode layer 21 after the inside surface 11b of the base films such as PET 11, is separated into right electrodes 21a and left electrodes 21b by etching in film forming.
As shown in Figure 3, wiring layer 22 have respectively the right side wiring layer 22a continuous with right electrodes 21a, respectively with the continuous left side wiring layer 22b of left electrodes 21b.Right side wiring layer 22a and left side wiring layer 22b are by the wraparound medially of decorative zones 4.As shown in Figure 3, right side wiring layer 22a and left side wiring layer 22b extend to the upper area of decorative zones 4 and configure abreast separately and form wiring lead layer 24.
Described interior side bonding layer 15 forms to cover the mode of detecting electrode layer 21 and wiring layer 22.
As depicted in figs. 1 and 2, form from its upper end with the continuous distribution band 16 of band shape on base film 11, described wiring lead layer 24 forms along distribution band 16 ground.
Right side wiring layer 22a, left side wiring layer 22b and the organic conductive layers of wiring lead layer 24 for containing low-resistance electric conductor in adhesive resin, such as silver paste agent, copper paste or carbon paste agent etc.The organic conductive layers that forms right side wiring layer 22a, left side wiring layer 22b and wiring lead layer 24 is compared and is imbued with flexibility with the ITO that forms detecting electrode layer 21.That is, to the extensibility of same load, the rate of curving higher than ITO.
In the formation operation of right side wiring layer 22a, left side wiring layer 22b and wiring lead layer 24, film forming organic conductive layers on the ITO layer forming at the inside surface 11b of base film 11, forms the pattern of detecting electrode layer 21, right side wiring layer 22a, left side wiring layer 22b and wiring lead layer 24 by etching work procedure.Afterwards, by etching work procedure, remove the surperficial organic conductive layers of detecting electrode layer 21.
Or, also can utilize organic conductive layers to form right side wiring layer 22a, left side wiring layer 22b and wiring lead layer 24 at printing process.
As shown in Figure 2, the outside surface 11a at base film 11 is formed with decorative layer 23 on the surface of described outer side bonding layer 14.Decorative layer 23 forms in printing process, and forms by painted the filming of coating multilayer.As depicted in figs. 1 and 2, by decorative layer 23, form the decorative zones 4 that surrounds transmission region 3.
As shown in Figure 1, in the part of decorative zones 4, be provided with trademark display part 30.As shown in Figure 2, in trademark display part 30, on the inside surface 11b of base film 11, be provided with reflection horizon 31.This reflection horizon 31 comprises filming of metal powder by printing on described inside surface 11b and forms, or forms by splash-proofing sputtering metal layer.The part that is formed with reflection horizon 31 is covered by organic insulator 32, and in this part, described wiring lead layer 24 is formed at the surface of organic insulator 32.
In trademark display part 30, in the part of decorative layer 23, be formed with through portion 33.Should see through portion 33 by a part for decorative layer 23 is removed and formed, or by part cut down be applied as multilayer the painted number of plies of filming form.Seeing through portion 33 forms to become the mode of the pictorial trademark of the word, mark or its combination that represent ProductName, fabricator's name or model etc.In trademark display part 30, at the pictorial trademark of the localized metallic look of decorative zones 4 as three-dimensional demonstration and can be visual.
As shown in Figure 2, the wiring lead layer 24 with a plurality of Wiring patterns extends along the inside surface 16b of distribution band 16, is formed with the connector electrode 25 with each Wiring pattern independence conducting of wiring lead layer 24 in the front portion of distribution band 16.And organic insulator 26 covers the upper wiring lead layer 24 forming of inside surface 16b of distribution band 16.
As shown in Figure 2, surface panel 1 is covered the surface of outside formed body 12 by sealer 28 at panel outer surface 1a, is covered the surface of inner side formed body 13 at panel inner surface 1b by sealer 28.In addition, whole by the panel end face 1c on 4 limits of sealer 28 covering surfaces panels 1.The distribution band 16 as a part for base film 11 is extended on 1 limit from the panel end face 1c on 4 limits, but except extending the part of distribution band 16, all by sealer 28, is covered in this panel end face 1c.
Sealer 28 is for being known as the layer of hard coat (hard coat), and compare skin hardness with inner side formed body 13 high with base film 11 and outside formed body 12, and for example pencil hardness is about 3H~5H.Sealer 28 forms by take the ultraviolet curing resin material that propylene system, silicone-based, fluorine system etc. are main body.
Sealer 28 as hard coat only forms at the panel outer surface 1a of surface panel 1 originally, yet in the present invention, all surfaces of not only panel outer surface 1a, and panel inner surface 1b and panel end face 1c is also all covered by sealer 28.
One example of the manufacture method of described surface panel 1 has been shown in Fig. 4.
In manufacturing process, on the inside surface 11b of the base films 11 such as PET film, form detecting electrode layer 21, reflection horizon 31, organic insulator 32, wiring layer 22 and wiring lead layer 24, and side bonding layer 15 in forming.And, side bonding layer 14 and decorative layer 23 outside forming on the outside surface 11a of base film 11.
As shown in Fig. 4 (A), the base film 11 that is formed with described each layer is arranged on to the inside of one- time forming die 41a, 41b, in the inside surface 11b of base film 11 side, form cavity 42.In this cavity 42, with molten condition, penetrate the good synthetic resin materials of optical characteristics such as PMMA, thereby form inner side formed body 13.The inner side formed bodies 13 such as the base films such as PET 11 and PMMA are mutually bonding securely by clipping interior side bonding layer 15.
As shown in Fig. 4 (B), the become one parts that form of the base film 11 with each layer and inner side formed body 13 are arranged on to the inside of secondary forming die 43a, 43b, in the outside surface 11a of base film 11 side, form cavity 44.In this cavity 44, with molten condition, penetrate the good synthetic resin materials of optical characteristics such as PMMA, thereby form outside formed body 12.The outside formed bodies 12 such as the base films such as PET 11 and PMMA are mutually bonding securely by clipping outer side bonding layer 14.
Afterwards, on panel outer surface 1a, panel inner surface 1b and panel end face 1c, form the sealer 28 as hard coat.In the painting process of sealer 28; the parts that base film 11, outside formed body 12 and the inner side formed body 13 formation one with each layer are formed impregnated in the inside of ultra-violet solidified molten resin, thus the surface-coated molten resin beyond the teat of distribution band 16.Irradiation ultraviolet radiation solidifies molten resin afterwards, thereby forms sealer 28.
In addition, also can with the operation of Fig. 4 on the contrary, with respect to thering is formed body 12 outside the first moulding of base film 11 of each layer, formed body 13 inside moulding afterwards, thereby make base film 11 integrated with outside formed body 12 and inner side formed body 13.
And; manufacture method as surface panel 1; also can be pre-formed outside formed body 12 and inner side formed body 13; by bonding agent etc., the base film 11 with each layer is mutually bonding with outside formed body 12 and inner side formed body 13; afterwards, by sealer 28 cover plate outside surface 1a, panel inner surface 1b and panel end face 1c.
Surface panel 1 shown in Fig. 2 is centered by base film 11 and be laminated with outer side bonding layer 14, outside formed body 12 and sealer 28 in outside; in inner side, be laminated with interior side bonding layer 15, inner side formed body 13 and sealer 28, in outside and inner side, make lit-par-lit structure symmetrical.The stress difference acting on while therefore, making to engage by outside and inner side, the stress difference producing because of temperature variation become minimum.Therefore, be difficult to occur crooked, warpage.
In addition, detecting electrode layer 21 and decorative layer 23 are than knitting layer 14,15 and the thin film of formed body 12,13, minimum on the impact of crooked or warpage.
In this surface panel 1; outside at base film 11 has engaged respectively formed body 12,13 with inner side; and only at panel outer surface 1a, formed in the past as the sealer 28 of hard coat, be formed at the both sides of panel outer surface 1a and panel inner surface 1b, therefore form the structure that easily prevents the crooked or warpage that produces because of bond stress, thermal stress.
In addition, poor by making outside formed body 12 and inner side formed body 13 there is gauge, and regulate gauge poor, can further offset or reduce in the outside with base film 11 centers and the stress difference of inner side.
As shown in Figure 2, whole panel end face 1c on 4 limits of surface panel 1 are used as sealer 28 coverings of hard coat.At panel end face 1c, present the end at junction surface of base film 11 and outside formed body 12 and the end at the junction surface of base film 11 and inner side formed body 13; yet because the end at these junction surfaces is covered by sealer 28, therefore can effectively prevent from invading moisture or invading etchant gas along outside surface 11a or the inside surface 11b of base film 11.
And; in the molding procedure shown in Fig. 4; even form the trickle gap of causing because moulding is bad at base film 11 and end and the base film 11 at the junction surface of outside formed body 12 with the end at the junction surface of inner side formed body 13; also can be by making sealer 28 to soaking in this gap and it being solidified, thus effectively prevent along base film 11 and invasion water grades.
Therefore, can protect all the time detecting electrode layer 21 and wiring layer 22, make water tolerance and environment resistant becoming well, thereby can form long surface panel 1 of life-span.
As shown in Figure 1, in having used the portable equipment of this surface panel 1, make the display frame of display device and the inner side of transmission region 3 that in the inside of framework 2, arrange opposed, thus can be through the visual displaying contents of transmission region 3 of the light transmission of surface panel 1.
And; during the surperficial sealer 28 of the outside formed body 12 in finger contact can the transmission region 3 of visual display frame; according to finger and the electrostatic capacitance between detecting electrode layer 21 arbitrarily, make to detect output and change, thereby can detect to point, with which position of transmission region 3 contact.
The surface panel 101 of the second embodiment of the present invention has been shown in Fig. 5.This surface panel 101 is the variation of the first embodiment shown in Fig. 2.
In the surface panel 101 shown in Fig. 5, base film 11 is for example the resin film of propylene system, and the outside formed body 12 of PMMA and the connectivity of inner side formed body 13 are good.Therefore, the outer side bonding layer 14 shown in Fig. 2 and interior side bonding layer 15 are not set.Therefore, decorative layer 23 is formed directly into the outside surface 11a of base film 11 by printing process etc.
Surface panel 101 shown in Fig. 5 is also centered by base film 11 and make lit-par-lit structure symmetrical in outside and inner side, for being difficult to occur the structure of crooked or warpage.And panel outer surface 101a, panel inner surface 101b and whole panel end face 101c covered by sealer 28, environment resistant excellence.
The surface panel 201 of the second embodiment of the present invention has been shown in Fig. 6.In this embodiment, performance is described with the member mark same-sign of the textural element identical function of the surface panel 1 of the first embodiment.
In surface panel 201 shown in Fig. 6, on the inside surface 11b of base film 11, be formed with detecting electrode layer 21 and wiring layer etc., and be formed with interior side bonding layer 15 thereon.On the outside surface 11a of base film 11, be formed with outer side bonding layer 14, and be formed with decorative layer 23 on its surface.
And, by the operation identical with the operation shown in Fig. 4, be formed with outside formed body 12 and inner side formed body 13.In this molding procedure, be formed with panel outer surface 201a and panel inner surface 201b on surface panel 201, and then be formed with the 201d of panel bending portion on four sides or two sides, surface panel 201 forms three-dimensional shape.Its result is that panel end face 201c is towards diagram below.Described decorative layer 23 spreads all over the 201d of panel bending portion from the surrounding of panel outer surface 201a and arranges.
And the front surface of panel outer surface 201a, panel inner surface 201b, the 201d of panel bending portion and panel end face 201c is covered by sealer 28.This surface panel 201 is as the part of the table side of the framework of mobile electronic apparatus etc. and use.
In addition, as shown in Figure 6, also can further in the inner side of the 201d of panel bending portion, detecting electrode layer 51 be set, thereby be formed in the side sensor that sidepiece detects the contact of finger.
And, in the shell that surface panel of the present invention is not limited to use at the portable equipment of above-mentioned embodiment, to use, a part that also can be used as the operation telepilot of various electric products or the shell of other electronic equipments is used.

Claims (10)

1. a surface panel with measuring ability, the decorative zones that it has transmission region and surrounds described transmission region, described in there is measuring ability surface panel be characterised in that to have:
The base material with the light transmission of outside surface and inside surface;
Be arranged at the described outside surface of described base material and form the decorative layer of described decorative zones and be arranged at described inside surface and be positioned at the detecting electrode layer of the light transmission of described transmission region;
Respectively by the outside formed body of the synthetic resin material described outside surface that form, that cover described base material of light transmission and the inner side formed body that covers the described inside surface of described base material,
The surperficial both sides of the surface of described outside formed body and described inner side formed body are covered by sealer.
2. the surface panel with measuring ability as claimed in claim 1, wherein,
The described panel end face with the end of described outside formed body, the end of described inner side formed body and the end of described base material is covered by described sealer.
3. the surface panel with measuring ability as claimed in claim 2, wherein,
A part for described base material extends outward out from described panel end face, and except the extended part of described base material, described panel end face is covered by described sealer.
4. the surface panel with measuring ability as claimed in claim 3, wherein,
At described panel end face, a part for described sealer is soaked into at least one party in the gap between described base material and described outside formed body and the gap between described base material and described inner side formed body.
5. the surface panel with measuring ability as described in any one in claim 1 to 4, wherein,
Described base material is film of synthetic resin.
6. the surface panel with measuring ability as claimed in claim 5, wherein,
Both sides in the interface of described base material and described outside formed body and the interface of described base material and described inner side formed body are provided with knitting layer.
7. the surface panel with measuring ability as claimed in claim 6, wherein,
Described decorative layer is formed at the surface of described knitting layer.
8. the surface panel with measuring ability as claimed in claim 6, wherein,
Described base material is PET film, and described outside formed body and described inner side formed body are formed by propylene resin.
9. the surface panel with measuring ability as claimed in claim 7, wherein,
Described base material is PET film, and described outside formed body and described inner side formed body are formed by propylene resin.
10. the surface panel with measuring ability as claimed in claim 5, wherein,
Described base material is the resin film of propylene system, and described outside formed body and described inner side formed body are formed by PMMA, and described base material directly engages with described outside formed body and described inner side formed body.
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