CN102395942A - Film for touch sensor, touch sensor assembly comprising same, and method for producing a touch sensor assembly - Google Patents
Film for touch sensor, touch sensor assembly comprising same, and method for producing a touch sensor assembly Download PDFInfo
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- CN102395942A CN102395942A CN2010800165926A CN201080016592A CN102395942A CN 102395942 A CN102395942 A CN 102395942A CN 2010800165926 A CN2010800165926 A CN 2010800165926A CN 201080016592 A CN201080016592 A CN 201080016592A CN 102395942 A CN102395942 A CN 102395942A
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- touch sensor
- sensor film
- transparency conducting
- conducting layer
- basal component
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/962—Capacitive touch switches
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K2017/9602—Touch switches characterised by the type or shape of the sensing electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/9607—Capacitive touch switches
- H03K2217/960755—Constructional details of capacitive touch and proximity switches
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- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The invention relates to a touch sensor assembly having a sensor mounted on a three-dimensional surface thereof, and to a method for producing the touch sensor assembly. For this purpose, the touch sensor assembly according to one embodiment of the present invention comprises: a base member having a three-dimensional surface; and a film for a touch sensor, which has a transparent conductive layer made of carbon nanotubes to sense a variation in capacitance due to contact from an external source, and which is formed integrally with the three-dimensional surface of the base member.; Consequently, electrical characteristics such as a sheet resistance of the film for a touch sensor scarcely changes, and thus causes no thermal deformation in the film for a touch sensor even when the film for a touch sensor is warped by pressure and heat during the process in which the film for a touch sensor is formed integrally with the three-dimensional surface of the base member. Further, the touch sensor of the present invention can be transformed into a specific shape in accordance with the design of a manufacturer without causing cracks on the transparent conductive layer.
Description
Technical field
Exemplary embodiment of the invention relates to a kind of touch sensor assemblies (touch sensor assembly, touch sensor assembly) that can order be input to electronic equipment.
Background technology
Electronic equipment comprises touch sensor like mobile device, auto-teller etc. on their button or display panel, make it possible to through finger touch they and order is input to electronic equipment.Usually, such touch sensor is formed on the bonding coat (bonding layer, bonding layer), and this bonding coat is formed on the main body of button or display panel.
The instance of touch sensor be based on resistive film, based on touch sensor of electrostatic capacitance etc.
When two conductive layers that keep at a certain distance away contact with each other owing to the external touch incident, based on the touch sensor of resistive film through the variation of measured resistance value senses touch incident and touch area.
Based on the touch sensor of electrostatic capacitance through the variation of electrostatic capacitance senses touch incident and touch area.Touch sensor based on electrostatic capacitance comprises substrate (substrate), transparency conducting layer, protective seam and electrode terminal.At this moment, ITO (tin indium oxide) is generally used for tradition based on the transparency conducting layer in the touch sensor of electrostatic capacitance.
ITO is the most widely used transparent conductive material, even because it has the high conductivity under the film that is coated with 100nm or more approaches, and excellent optical property, the for example transmittance in the visible region, and excellent harsh conditions tolerance.Yet the ITO transparency conducting layer lacks flexibility, and this is the ITO self characteristics.
Wherein, when touch sensor was formed on the button Face of its concavo-convex solid face, touch sensor may finally may break owing to pressure be out of shape also with heat.
And the economic feasibility of ITO transparency conducting layer is low, because in process for making, need be used for the expensive device of vacuum covering and chemical etching, and manufacturing process is complicated.
Summary of the invention
The present invention's design aims to provide the touch sensor film (touch sensor film) on a kind of being attached to (attachable) three-dimensional surface.
The present invention's design also aims to provide a kind of touch sensor assemblies, and wherein touch sensor is arranged on the three-dimensional surface.
The present invention's design also aims to provide a kind of method of making touch sensor assemblies, and wherein touch sensor film and basal component (base member) can form integral body (unification, in unification).
The present invention provides a kind of sensing, and (it is attached on the basal component with three-dimensional surface and comprises basalis (base layer), transparency conducting layer and at least one power supply terminal for sensation, the sense) touch sensor film of external touch incident.
Basalis is made up of the insulating material of ductility and forms three-dimensional surface corresponding to basal component so that contact should the surface.Transparency conducting layer is formed on the basalis and the variation of the static capacity that sensing is caused by the external touch incident.Power supply terminal be electrically connected to transparency conducting layer and to its provide power (electric power, power).
The present invention also provides a kind of touch sensor assemblies, and it comprises the basal component with three-dimensional surface and is embedded in the touch sensor film on this basal component three-dimensional surface.This touch sensor film comprises the transparency conducting layer that is made up of CNT, is used for the variation of the electrostatic capacitance that sensing causes through the external touch incident.
The present invention also provides a kind of method of making touch sensor assemblies, it comprise provide technology with carbon nano tube transparent conductive layer based on the touch sensor film of electrostatic capacitance (process or method, process).Touch sensor film is attached on the cavity (cavity) between evacuated mould (cavity block) and the core mould (core block).After these moulds of combination, thereby molten resin is injected into formation basal component in this cavity, so that basal component and touch sensor (film) are formed integral body.
Another embodiment of design according to the present invention; Touch sensor film is attached to and is used to detect the external touch incident on the basal component that comprises three-dimensional surface, and comprises basalis, transparency conducting layer, light-emitting component, at least one first power supply terminal and at least one second source terminal.Basalis is formed by the insulating material of ductility, and forms three-dimensional surface corresponding to basal component so that be attached to the three-dimensional surface of basal component.Transparency conducting layer is formed on the basalis and detects the variation of the electrostatic capacitance that is caused by the external touch incident.Light-emitting component is electrically connected to transparency conducting layer and luminous when the external touch incident takes place.First power supply terminal is electrically connected to transparency conducting layer and to it power is provided.The second source terminal is electrically connected to transparency conducting layer and to light-emitting component power is provided.
Another embodiment of design according to the present invention, touch sensor assemblies comprise basal component with three-dimensional surface, are forming and detecting the carbon nano tube transparent conductive layer of the electrostatic capacitance change that is caused by the external touch incident on the basal component three-dimensional surface and be electrically connected to transparency conducting layer and luminous light-emitting component when the external touch incident takes place.
Another embodiment of design according to the present invention, a kind of method of making touch sensor assemblies provides the touch sensor film based on electrostatic capacitance with carbon nano tube transparent conductive layer, and wherein light-emitting component is electrically connected to this carbon nano tube transparent conductive layer.This touch sensor film is attached to the mould of injection moulding machine (injection molder machine) (punch die, inside surface one of die).Behind the combination mould, thereby being injected into the space that is used for injecting, molten resin forms basal component, so that this basal component and touch sensor film are formed integral body.
According to the present invention, touch sensor film is made up of CNT, thereby can be formed on the three-dimensional surface.
According to the present invention; Even being embedded in the technology on the three-dimensional surface of basal component touch sensor film at this touch sensor film bends under strain and heat; Touch sensor assemblies also can keep the electrical property of touch sensor film such as surface resistance almost constant, and the thermal deformation of film can not take place.
According to the present invention, touch sensor assemblies comprises the transparency conducting layer of CNT, therefore, need not be used for the expensive device of vacuum covering, chemical etching etc., thereby manufacturing process is simplified, and this causes economic feasibility high.
According to the present invention, touch sensor assemblies recognizes touch event and informs the user with the luminous mode of light-emitting component when externally touch event takes place.
And; According to the present invention; The method of making touch sensor assemblies makes and might be firmly adhered on the basal component by touch sensor film; Can do not separated simultaneously, realize that thus ratio is through applying the manufacturing process that bonding agent or double sticky tape combination touch sensor and basal component are more simplified by external force.
Description of drawings
Above and/other feature of general plotting of the present invention will become below in conjunction with the description of the illustrative embodiments of accompanying drawing and obviously understand with being easier to, wherein:
Fig. 1 shows the skeleton view of the touch sensor assemblies of the illustrative embodiments of design according to the present invention;
Fig. 2 is the planimetric map of touch sensor assemblies;
Fig. 3 shows the touch sensor film of touch sensor assemblies and the skeleton view of basal component;
Fig. 4 is the cut-open view along the line IV-IV ' intercepting of Fig. 1;
Fig. 5 is the decomposition diagram of touch sensor assemblies;
Fig. 6 shows the skeleton view of the touch sensor assemblies of another illustrative embodiments of design according to the present invention;
Fig. 7 shows the skeleton view of touch sensor film shown in Fig. 6 and basal component;
Fig. 8 shows the diagrammatic sketch of an instance of shape of the transparency conducting layer of the touch sensor film shown in Fig. 7; And
Fig. 9 is the cut-open view along the line IX-IX ' intercepting among Fig. 6.
Embodiment
With reference to the accompanying drawing that is used to illustrate preferred implementation of the present invention is making much of for the purpose that obtains to realize to the present invention, its advantage with through embodiment of the present invention.Should be appreciated that when an element was called as " connection " or " coupling (adhering to) " to another element, it can directly connect or be coupled to another element maybe can exist intermediary element.On the contrary, when an element is called as " directly connecting " or " directly coupling (adhering to) " when arriving another element, then there is not intermediary element to exist.Hereinafter, through describing the present invention in detail with reference to explained preferred implementation of the present invention.Same numeral is represented similar elements in the accompanying drawing.
The illustrative embodiments of design according to the present invention, Fig. 1 shows the skeleton view of touch sensor assemblies, and Fig. 2 is the planimetric map of touch sensor assemblies, and Fig. 3 is the touch sensor film of touch sensor assemblies and the skeleton view of basal component.Referring to figs. 1 to Fig. 3, touch sensor assemblies 100 comprises basal component 110 and touch sensor film 120.
Wherein, except flat surfaces, three-dimensional surface can comprise the surface of any kind, for example curved surface, recessed curved surface, protrude curved surface, have the surface of different level etc.
The transparency conducting layer 122 that is made up of CNT has higher flexibility of the transparency conducting layer that constitutes than ITO (tin indium oxide) and higher permanance.Therefore, even touch sensor film 120 bends on the three-dimensional surface that is embedded in basal component 110 time, thermal deformation also can take place in touch sensor film 120 hardly.And this transparency conducting layer can not have crackle (crack) and can be certain shape according to the design transformation of manufacturer.
In addition; Because touch sensor assemblies 100 forms transparency conducting layer 122 through utilizing CNT; So for making the expensive device that touch sensor assemblies 100 need not be used for vacuum covering, chemical etching etc., thereby manufacturing process can be simplified, this causes having high economic feasibility.
The touch sensor film 120 of touch sensor assemblies 100 can be through forming with given shape and specific unit length cutting.For example, touch sensor film 120 is arranged on the length of rule on 1 square metre the zone.And preparation has the blade (blade) of given shape so that touch sensor film 120 can be according to the design of manufacturer cutting, thereby and a plurality of blade accomplish blade assembly with the identical distance setting.Then, on a side of touch sensor film, apply power through blade assembly fast, and touch sensor film is squeezed.That is, behind the touch sensor film 120 that forms 1m, touch sensor film receives the power extruding that blade assembly applies fast, and wherein blade is provided with the interval of 10cm.Then, touch sensor film 120 can be cut into 10cm by blade assembly and have regular length and identical shaped.It is possible making touch sensor film with said method, because the transparency conducting layer of touch sensor film is made up of CNT, and therefore touch sensor film can not break in cutting technique.
Wherein, touch sensor film 120 can comprise basalis 121, above-mentioned transparency conducting layer 122 and at least one power supply terminal 123.Especially, with reference to figure 3, basalis 121 is made up of the insulating material of ductility.A surface attachment of basalis 121 is to the three-dimensional surface of basilar memebrane 110, and transparency conducting layer 122 is formed on other surfaces of basalis 121.Material such as clear PET film with excellent transmissivity and ductility can be as the materials of basalis 121.
When the user is providing when touching transparency conducting layer 122 under the state of power to the touch sensor film with said structure 120 through power supply terminal 123, the electrostatic capacitance change that transparency conducting layer 122 is caused by touch event through sensing confirms whether the user has touched certain zone of touch sensor assemblies 100.
The tradition touch sensor normally smooth and for crooked sensitive for damages, therefore be difficult to touch sensor is attached on the three-dimensional surface.Yet because touch sensor film 120 can be formed on the three-dimensional surface, this is because the transparency conducting layer of touch sensor film 122 is made up of CNT.
Wherein, touch sensor film 120 can have at least one groove 124 with transparency conducting layer 124 is divided into a plurality of parts (zone, section).Groove 124 is formed on the transparency conducting layer 122 with rule or irregular interval.The instance that on transparency conducting layer 122, forms the method for groove 124 is a dry chemical etch.Dry chemical etch is the technology of utilizing through the reaction of laser beam or gaseous plasma, and is called as dry ecthing because not using the chemical reagent that uses in the wet etching.
The groove 124 that forms like this is divided into a plurality of parts with a transparency conducting layer 122.As shown in Figure 3, three grooves 124 are formed on the touch-sensing film 120, make transparency conducting layer 122 can be divided into four parts (A, B, C, D), and therefore part (A, B, C, D) is not electrically connected each other.At this moment, power supply terminal needs to make each electrically conducting transparent layer segment be provided electric current one to one corresponding to the electrically conducting transparent layer segment each.
Fig. 4 schematically shows and in touch sensor film 120, discerns the touch event with user.As shown in Figure 4, when the user touches part through finger touch A,, adjacent B can not sense this touch event in touching partly.
Wherein, basal component 110 can comprise any in character, image and the pattern, and wherein character, image and pattern are separately corresponding in the electrically conducting transparent layer segment each.Because touch sensor film 120 is made up of transparent material, so the user can be identified in character, image and the pattern that forms on the basal component 110 through this transparent touch sensor film 120.The image that on basal component 110, illustrates can be " return 111a, continue 111b, go to groove 124111c, opening/closing power supply 111d ", and it can change according to the design of manufacturer.When the user is touching any one part among part A, B, C, the D, which order he can discern will be input in the electronic equipment.
Wherein, touch sensor film 120 can form integral body through the in-mould injection method with basal component 110.The in-mould injection method will be described with reference to figure 3 and Fig. 5.
At first, touch sensor film 120 based on electrostatic capacitance is provided.This touch sensor film 120 has the transparency conducting layer 122 that is made up of CNT.Then, touch sensor film 120 is attached in the cavity of injection moulding machine.Here; To adhere to above that and form a plurality of holes on the cavity inner wall of touch sensor film 120; And these apertures are connected to air suction pump (air inhalation pump) by path, so that touch sensor film 120 can adhere on this cavity through operation air suction pump.In this process, touch sensor film 120 converts into for should be in the case of bending 120b shown in Figure 5 of the inner surface configuration of cavity from flat condition 120a shown in Figure 3.Here, touch sensor film 120 can not split or thermal deformation can not take place, because the transparency conducting layer of touch sensor film 120 is made up of CNT.
Then, with evacuated mould and core die combination, so that cavity inside is with respect to outside seal.At last, basal component is injected into molten resin and forms basal component in the cavity through being arranged on hole (it does not have touch sensor film 120) on the cavity, so that basal component 110 can form integral body with touch sensor film 120.
In the touch sensor assemblies 100 that above method is made; Touch sensor film 120 is combined to form with basal component 110; Therefore; Touch sensor film 120 can not held with basal component owing to external force in 110 minutes, and can be firmly adhered on the basal component 110, thereby this manufacturing process is than bringing the method for combination touch sensor film and existing basal component more to simplify through applying adhesion or double faced adhesive tape.
The illustrative embodiments of design according to the present invention; Touch sensor assemblies 200 comprises touch sensor film 220; It comprises basalis 121, transparency conducting layer 222, light-emitting component 225, at least one first power supply terminal 223 and at least one second source terminal 226, shown in Fig. 6 and 7.
At this moment, because basalis 121 is identical on function and structure to basalis 121 shown in Figure 5 with Fig. 1, describe in detail so omit.And transparency conducting layer 222 is used for the variation of the electrostatic capacitance that sensing causes by the external touch incident and is made up of CNT.The material of the transparency conducting layer 122 among the material of transparency conducting layer 222 and Fig. 1 to Fig. 5 is identical, omits description of them here.
Light-emitting component 225 can be the light-emitting component of any kind that can be luminous, for example LED (light emitting diode), laser diode, OLED (Organic Light Emitting Diode), LCD (liquid crystal device) and FED (feds).Light-emitting component 225 can adhere on the transparency conducting layer through electrically conducting adhesive.When the part of user's body touched this touch sensor film 220, light-emitting component 225 was luminous.By means of luminous, the touch event that the user can recognizing touch operation sensor film 220 sensing user.This is because touch sensor film 220 comprises and is used to notify touch sensor film 220 to recognize the light-emitting component of touch event, and touch sensor assemblies 200 or the electronic equipment that touch sensor assemblies 200 has been installed on it need not comprise that another that produce vibrations touches notification module.
First power supply terminal 223 is electrically connected to transparency conducting layer 222 and to it power is provided.
First power supply terminal 223 can be made up of Cu, Al etc. with second source terminal 226.At this moment, Cu and Al can adhere to transparency conducting layer 122 through epoxy resin.Another instance of first power supply terminal 223 and second source terminal 226 is the Ag slurry.With top different, first power supply terminal 223 can be made up of the conductive, transparent polymkeric substance with second source terminal 226.The instance of conductive, transparent polymkeric substance can be any in polythiophene, polypyrrole, polyamine and the polyacetylene.Therefore, when from visual observation, first power supply terminal 223 is transparent with second source terminal 226, and it is transparent to make that whole touch sensor film can look like.
First power supply terminal 223 and second source terminal 226 can be arranged on the corner of the touch sensor 220 that the user touches hardly.(not shown) when touch sensor assemblies 200 is installed in the electronic equipment; First power supply terminal 223 and second source terminal 226 are electrically connected to the power supply unit of electronic equipment, and first power supply terminal 223 and second source terminal 226 be not through can be to outer exposed with the shell covering of electronic equipment.
Wherein, expect that first power supply terminal 223 and second source terminal 226 are not electrically connected each other.This is luminous continuously owing to be electrically connected to first power supply terminal 223 in order to prevent light-emitting component 225, and is used for the separately negative terminal and the plus end of light-emitting component 225.
From the above mentioned, shown in Fig. 7 and 8, transparency conducting layer 222 is divided into three parts.Transparency conducting layer 222 constitutes by touching part 222a, negative terminal part 222b and plus end part 222c.Fluted between touch part 222a, negative terminal part 222b and the plus end part 222c, make them can not be electrically connected each other.Groove can form the mode that transparency conducting layer 222 is divided into a plurality of parts through etching and through any.Touching part 222a is through when electronic equipment is operated, applying electricity and the part of recognizing touch operation incident.Negative terminal part 222b is electrically connected the negative terminal of light-emitting component 225 and the negative terminal 226 of second source terminal 226.Plus end part 222c is electrically connected the plus end of light-emitting component 225 and the plus end 226b of second source terminal 226.The shape that transparency conducting layer was opened in 222 minutes can be an Any shape, can separate by electricity as long as touch part 222a, negative terminal part 222b and plus end part 222c.
The touch sensor film 220 that is made up of said structure provides power through first power supply terminal 223 to transparency conducting layer 222; Then when the user touches transparency conducting layer 222; The variation of the electrostatic capacitance that transparency conducting layer 222 sensings are caused by touch event, and whether definite user has touched the specific region of touch sensor assemblies 200.Simultaneously, the control module of electronic equipment can be controlled through second source terminal 226 power being provided, thereby illuminates light-emitting component 225.After recognizing identification user's touch event by means of the light of emission, the user can recognize that touch sensor assemblies has been accomplished input signal is sent to electronic equipment.On the contrary, at light-emitting component 225 always under the local luminous situation at dark situation, when the part of user through its health touches this touch sensor film 220, can glimmer corresponding to the light-emitting component 225 that touch event takes place.
Wherein, touch sensor film 220 can independent operation with light-emitting component 225.For example, a plurality of light-emitting components 225 can illuminate from the left end to the right-hand member successively, and from the right-hand member to the left end, illuminate on the contrary.And light-emitting component 225 can alternately illuminate, and all elements can repeatedly throw light on suddenly or glimmer.And, if electronic equipment can playing music, then might can as one man illuminate with musical sound by light-emitting component.Touch sensor assemblies 200 like above-mentioned operation can be installed on the side of electronic equipment, and illumination in every way, so that the user can experience aesthetic effect.
Wherein, touch sensor film 220 can have at least one and be used for groove that transparency conducting layer was opened in 222 minutes, as the groove shown in Fig. 3 124.Groove 224 is formed on the transparency conducting layer 222 with rule or irregular interval.
At this moment, expectation light-emitting component 225 is arranged to one to one corresponding to each transparency conducting layer block 222.This is when touching a plurality of any one that touches in the part the user, notifies user's touch partly to be sensed in this touchs.For example, the user touches part through finger touch A, and then A touches light-emitting component 225 illuminations of part.Light-emitting component 225 informs that user's touch event is sensed.
And, expect that first power supply terminal 223 and second source terminal 226 are one to one corresponding in the electrically conducting transparent layer segment 222 each.This is in order with light-emitting component 225 electric current to be provided to each electrically conducting transparent layer segment 222.
And the basal component 110 of Fig. 7 can comprise in character, image or the pattern any one, and wherein each in character, image or the pattern is corresponding in the electrically conducting transparent layer segment each.For example, images displayed can be " return 111a, continue 111b, go to groove 124111c, opening/closing power supply 111d " on basal component 110, and this can change according to the design of manufacturer.When the user touches any one part among part A, B, C, the D, which order he can discern will be input in the electronic equipment.
Though the present invention has carried out concrete demonstration and description with reference to its illustrative embodiments, should be appreciated that, under the situation of spirit that does not deviate from claim qualification of the present invention and scope, can make various changes to form and details.
Claims (14)
1. touch sensor film that is attached to the sensing external touch incident on the basal component with three-dimensional surface, said touch sensor film comprises:
Basalis, its insulating material by ductility constitutes, and is formed corresponding to said three-dimensional surface so that be attached on the said three-dimensional surface of said basal component;
Transparency conducting layer, it is formed on the said basalis, is used for sensing is contacted the electrostatic capacitance that causes by the outside variation; And
At least one power supply terminal is electrically connected to said transparency conducting layer and to it power is provided.
2. touch sensor film according to claim 1 wherein, forms the groove that at least one is used for said transparency conducting layer is divided into a plurality of parts,
Wherein, said power supply terminal is formed one to one corresponding in the said electrically conducting transparent layer segment each.
3. touch sensor assemblies comprises:
Basal component with three-dimensional surface; And
Touch sensor film, the transparency conducting layer that is made up of CNT that it comprises on the three-dimensional surface that is embedded in said basal component is used for the variation of the electrostatic capacitance that sensing causes by the external touch incident.
4. touch sensor assemblies according to claim 3, wherein, said touch sensor film comprises:
By the basalis that the insulating material of ductility constitutes, wherein it surface attachment forms said transparency conducting layer to the three-dimensional surface of said basal component and on another surface; And
At least one power supply terminal is electrically connected to said transparency conducting layer and to it power is provided.
5. touch sensor assemblies according to claim 3, wherein, said touch sensor film and said basal component form integral body through the in-mould injection method.
6. touch sensor assemblies according to claim 3, wherein, said touch sensor film comprises that at least one is divided into the groove of a plurality of parts with said transparency conducting layer,
Wherein said power supply terminal forms one to one corresponding in the said electrically conducting transparent layer segment each,
Wherein said basal component comprises any corresponding in each character, image and the pattern in the said electrically conducting transparent layer segment.
7. method of making touch sensor assemblies, said method comprises:
The touch sensor film based on electrostatic capacitance with carbon nano tube transparent conductive layer is provided;
Said touch sensor film is attached on the evacuated mould and the cavity between the core mould of injection moulding machine;
Make up said evacuated mould and said core mould; And
Through molten resin being injected in the said cavity, said basal component and said touch sensor film are formed integral body with when forming basal component.··
8. a sensing has the touch sensor film of external touch incident of the basal component of three-dimensional surface through contact, and said touch sensor film comprises:
Basalis by the insulating material of ductility constitutes is formed corresponding to said three-dimensional surface so that be attached on the said three-dimensional surface;
Transparency conducting layer is formed on the said basalis and the variation of the electrostatic capacitance that sensing is caused by said external touch incident;
Light-emitting component is electrically connected to said transparency conducting layer and luminous when said external touch incident takes place;
At least the first power supply terminal is electrically connected to said transparency conducting layer and to it power is provided; And
At least the second source terminal is electrically connected to said transparency conducting layer and to said light-emitting component power is provided.
9. touch sensor film according to claim 8 wherein, forms the groove that said transparency conducting layer is divided into a plurality of parts,
Wherein said light-emitting component is formed one to one corresponding in the said electrically conducting transparent layer segment each;
Wherein said first power supply terminal and said second source terminal correspond respectively to said electrically conducting transparent layer segment.
10. touch sensor assemblies comprises:
Basal component with three-dimensional surface; And
Be embedded in the touch sensor film on the three-dimensional surface of said basal component; It comprises the carbon nano tube transparent conductive layer of the variation that is used for the sensing electrostatic capacitance, and is electrically connected to said transparency conducting layer and luminous light-emitting component when said external touch incident takes place.
11. touch sensor assemblies according to claim 10, wherein, said touch sensor film comprises:
The basalis that constitutes by the insulating material of ductility, wherein it surface attachment is to the three-dimensional surface of said basal component, and on another surface, forms transparency conducting layer; At least the first power supply terminal is electrically connected to said transparency conducting layer and to it power is provided; And
At least the second source terminal is electrically connected to said transparency conducting layer and to said light-emitting component power is provided.
12. touch sensor assemblies according to claim 10, wherein, said touch sensor film comprises that at least one is divided into the groove of a plurality of parts with said transparency conducting layer,
Wherein said light-emitting component is formed one to one corresponding in the said electrically conducting transparent layer segment each,
Wherein said first power supply terminal and said second source terminal be one to one corresponding in the said electrically conducting transparent layer segment each, and
Wherein said basal component comprises any corresponding in each character, image and the pattern in the said electrically conducting transparent layer segment.
13. touch sensor assemblies according to claim 10, wherein, said touch sensor film and said basal component form integral body through the in-mould injection method.
14. a method of making touch sensor assemblies, said method comprises:
The touch sensor film based on static with carbon nano tube transparent conductive layer is provided, and wherein light-emitting component is electrically connected to said transparency conducting layer;
Said touch sensor film is attached on the evacuated mould and the cavity between the core mould of injection moulding machine;
Make up said evacuated mould and said core mould; And
Through molten resin being injected in the said cavity, said basal component and said touch sensor film are formed integral body with when forming basal component.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0033317 | 2009-04-16 | ||
| KR10-2009-0033318 | 2009-04-16 | ||
| KR1020090033318A KR101049865B1 (en) | 2009-04-16 | 2009-04-16 | Touch sensing film, touch sensor assembly and touch sensor assembly manufacturing method including the same |
| KR1020090033317A KR101128290B1 (en) | 2009-04-16 | 2009-04-16 | Film for touch sensing, Touch sensor assembly including the same and Method of manufacturing touch sensor assembly |
| PCT/KR2010/002200 WO2010120070A2 (en) | 2009-04-16 | 2010-04-09 | Film for touch sensor, touch sensor assembly comprising same, and method for producing a touch sensor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102395942A true CN102395942A (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800165926A Pending CN102395942A (en) | 2009-04-16 | 2010-04-09 | Film for touch sensor, touch sensor assembly comprising same, and method for producing a touch sensor assembly |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2012524323A (en) |
| CN (1) | CN102395942A (en) |
| WO (1) | WO2010120070A2 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509073A (en) * | 2017-02-24 | 2018-09-07 | 东友精细化工有限公司 | Use the manufacturing method of the touch sensor film of tension force |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9243756B2 (en) | 2006-04-20 | 2016-01-26 | Delta Faucet Company | Capacitive user interface for a faucet and method of forming |
| US8162236B2 (en) | 2006-04-20 | 2012-04-24 | Masco Corporation Of Indiana | Electronic user interface for electronic mixing of water for residential faucets |
| US9074357B2 (en) | 2011-04-25 | 2015-07-07 | Delta Faucet Company | Mounting bracket for electronic kitchen faucet |
| TWI581135B (en) * | 2011-09-30 | 2017-05-01 | 加拿都公司 | Touch sensitive film, touch sensing device, and electronic device |
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Also Published As
| Publication number | Publication date |
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| WO2010120070A3 (en) | 2011-01-13 |
| WO2010120070A2 (en) | 2010-10-21 |
| JP2012524323A (en) | 2012-10-11 |
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