CN106445237A - Flexible built-in touch structure and preparation method - Google Patents
Flexible built-in touch structure and preparation method Download PDFInfo
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- CN106445237A CN106445237A CN201610888109.2A CN201610888109A CN106445237A CN 106445237 A CN106445237 A CN 106445237A CN 201610888109 A CN201610888109 A CN 201610888109A CN 106445237 A CN106445237 A CN 106445237A
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- Prior art keywords
- solidification glue
- conductive material
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- groove
- layer
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention relates to a flexible built-in touch structure and a preparation method. The flexible built-in touch structure comprises a flexible panel and a first UV curing adhesive layer arranged above a packaging layer of the flexible panel, wherein a groove corresponding to a touch sensor pattern is formed in the surface of the first UV curing adhesive layer; a conductive material for forming a touch sensor is filled in the groove. The invention further provides a preparation method of the flexible built-in touch structure. According to the flexible built-in touch structure and the preparation method, the touch sensor is integrated into the flexible panel, so that the number of times of fitting can be reduced, the yield can be increased, the overall thickness can be effectively reduced, and the bending property is improved.
Description
Technical field
The present invention relates to field of liquid crystal, more particularly to a kind of flexibility embedded touch structure and preparation method.
Background technology
Flexible display initially enters market, such as Samsung S7 series in recent years.But current flexible product has following
Shortcoming：1. a solid shape is only, arbitrarily cannot bend；2. and touch controllable function needs other sticking touch control sensor (TP
Sensor) thin film, in technique, degree of difficulty is significantly increased；3. touch sensing material is still ITO (tin indium oxide), and bending property is not
Foot.
Referring to Figure 1A, which is existing flexibility touch-control structure schematic diagram, including：Mainly by the TFT substrate 1 for stacking gradually, send out
The flexible panel that photosphere 2 and encapsulated layer 3 are formed, 3 top of encapsulated layer of flexible panel is provided with optical cement layer 4,4 top of optical cement layer
Sticking touch control sensor layer 5,5 top of touch sensing layer arranges polaroid 6 as protecting film.In existing flexibility touch-control structure,
The full coating technique of tradition may require that many glue materials, can be peeling the situation of (peeling) after repeatedly bending, and cause panel to lose
Effect.
Content of the invention
Therefore, it is an object of the invention to provide a kind of flexibility embedded touch structure, thinning integral thickness, are lifted good
Rate.
Another object of the present invention is to a kind of flexibility embedded touch structure preparation method is provided, thinning integral thickness,
Lifting yield.
For achieving the above object, the invention provides a kind of flexibility embedded touch structure, including：Flexible panel and it is located at
UV solidification glue-line above the encapsulated layer of the flexible panel；The surface of the first UV solidification glue-line is provided with and passes corresponding to touch-control
The groove of sensor pattern, is filled with the conductive material to form touch sensing in the groove.
Wherein, the groove is corresponding to whole patterns of monolayer touch sensing.
Wherein, the groove corresponds to the X-axis of bridge formula touch sensing and the pattern of Y-axis part, and by the conductive material
Filling forms X-axis and Y-axis part；Corresponding to the pattern of the bridge part of bridge formula touch sensing, in a UV solidification glue
The surface of layer is provided with the UV solidification glue for forming bridge part, and this be used for being formed in the UV solidification glue of bridge part by
The bridge part that the conductive material is formed.
Wherein, the groove of UV solidification glue-line corresponds to the pattern of the X-axis part of double-deck touch sensing, and by this
Conductive material fills to form X-axis part；Also include the 2nd UV solidification glue-line above the encapsulated layer of the flexible panel, this
The surface of two UV solidification glue-line is provided with the pattern of the Y-axis part corresponding to double-deck touch sensing, and is filled by the conductive material
Form Y-axis part.
Wherein, above the touch sensing for being formed, protecting film is provided with.
Wherein, the protecting film is polaroid.
Present invention also offers a kind of preparation method of flexibility embedded touch structure, including：Envelope in flexible panel
Last layer UV solidification glue is applied above dress layer, recycle pressing mold pattern pressure according to monolayer touch sensing in this layer of UV solidification glue
Print off groove, and with ultraviolet by this layer of UV solidification glue curing molding, then using ink-jet technology by conductive material solution spraying
Enter groove, and using ultraviolet, conductive material solution is solidified, monolayer touch sensing is produced, finally stick polaroid guarantor
Shield.
Present invention also offers a kind of preparation method of flexibility embedded touch structure, including：Envelope in flexible panel
Last layer UV solidification glue is applied above dress layer, recycle pressing mold X-axis according to bridge formula touch sensing in this layer of UV solidification glue
Go out groove with the imprint patterns of Y-axis, and with ultraviolet by this layer of UV solidification glue curing molding, then using ink-jet technology by conduction
Material solution is sprayed into groove, and is solidified conductive material solution using ultraviolet, is formed X-axis and Y-axis, is broken which
Axle is coupled together, and is first coated UV solidification glue and is solidified in the part for disconnecting, then it is molten to spray conductive material with the mode of ink-jet
Liquid is simultaneously cured to form bridge, produces bridge formula touch sensing, finally sticks polaroid protection.
Present invention also offers a kind of preparation method of flexibility embedded touch structure, including：Envelope in flexible panel
Ground floor UV solidification glue is coated above dress layer, recycle pressing mold X according to double-deck touch sensing in ground floor UV solidification glue
The imprint patterns of axle go out groove, and with ultraviolet by ground floor UV solidification glue curing molding, then using ink-jet technology by conduction
Material solution is sprayed into groove, and is solidified conductive material solution using ultraviolet, forms X-axis；It is then coated with second layer UV solid
Change glue, next recycle pressing mold to go out ditch according to the imprint patterns of the Y-axis of double-deck touch sensing in second layer UV solidification glue
Groove, and with ultraviolet by second layer UV solidification glue curing molding, then using ink-jet technology, conductive material solution spraying is entered ditch
Groove, and using ultraviolet, conductive material solution is solidified, Y-axis is formed, double-deck touch sensing is produced, finally sticks polaroid
Protection.
To sum up, touch sensing is integrated into flexible panel by the flexible embedded touch structure of the present invention and preparation method,
Laminating number of times lifting yield, and effectively thinning integral thickness can be reduced, increase bending property.
Description of the drawings
Below in conjunction with the accompanying drawings, by the specific embodiment detailed description to the present invention, technical scheme will be made
And other beneficial effects are apparent.
In accompanying drawing,
Figure 1A is existing flexibility touch-control structure schematic diagram；
Figure 1B is the structural representation of present invention flexibility embedded touch the first preferred embodiment of structure；
Fig. 2A is monolayer touch sensing pattern schematic diagram；
Fig. 2 B is the processing flow figure of present invention flexibility embedded touch the second preferred embodiment of structure；
Fig. 3 A is bridge formula touch sensing pattern schematic diagram；
Fig. 3 B is the processing flow figure of the 3rd preferred embodiment of present invention flexibility embedded touch structure；
Fig. 4 A is double-deck touch sensing pattern schematic diagram；
Fig. 4 B is the processing flow figure of the 4th preferred embodiment of present invention flexibility embedded touch structure.
Specific embodiment
Referring to Figure 1B, which is the structural representation of present invention flexibility embedded touch the first preferred embodiment of structure.This
Bright flexible embedded touch structure mainly includes：The main TFT substrate 1 comprising stacking, the flexibility of luminescent layer 2 and encapsulated layer 3
Panel, the UV located at 3 top of encapsulated layer of the flexible panel solidifies glue-line 7, and UV solidification 7 surface of glue-line is provided with corresponding to touch-control
The groove of sensor patterns, is filled with the conductive material 8 to form touch sensing in the groove, positioned at the UV solidification glue of the top
7 surface of layer are additionally provided with protecting film 6, and protecting film 6 can be polaroid.The present invention proposes for touch sensing to be integrated into flexible panel
Technology, can reduce laminating number of times lifting yield, and effectively thinning integral thickness, increase bending property.Compared to prior art, this
Invention can effectively by and optical cement integrate, effectively reduce thickness.
The present invention designs groove in the encapsulated layer of flexible panel above with stamping technique, then using ink-jet or will scrape
The mode of painting injects conductive material in groove, up sticks polaroid or the protection of other protecting film.The layer of UV solidification glue-line
The pattern of number and groove can be determined according to the touch sensing type to be formed, and corresponding filling conductive material.For
Monolayer touch sensing, can solidify glue-line by one layer of UV to be formed.For bridge formula touch sensing, one layer can be passed through
UV solidifies glue-line to form X-axis and Y-axis, and in addition makes bridge part.For double-deck touch sensing, two-layer UV can be passed through
Solidify glue-line to be formed.
It is that monolayer touch sensing pattern schematic diagram, Fig. 2 B is embedded for flexibility of the present invention referring to Fig. 2A and Fig. 2 B, Fig. 2A
The processing flow figure of the second preferred embodiment of touch-control structure.The flexible embedded touch structure that finally produces includes：Flexible face
UV solidification glue-line 20 is provided with above the encapsulated layer of plate, and the surface of the UV solidification glue-line 20 is provided with corresponding to monolayer touch sensing
All the groove 21 of pattern, is filled with the conductive material 22 to form touch sensing in the groove 21, and the top is provided with as guarantor
The polaroid 23 of cuticula.
Concrete processing procedure is as follows：Last layer UV solidification glue being applied above the encapsulated layer in flexible panel, pressing mold is recycled in glue
Upper impressing (Imprint) goes out groove, and with ultraviolet (UV) by adhesive curing molding, then using ink-jet (Inkjet
Printing) conductive material solution spraying is entered groove by technology, and is solidified using ultraviolet, makes monolayer touch-control sensing
Device, sensor patterns stick polaroid as shown in Figure 2 A, finally and protect and complete module.Conductive material solution can be PEDOT.
It is that bridge formula touch sensing pattern schematic diagram, Fig. 3 B is flexible embedded for the present invention referring to Fig. 3 A and Fig. 3 B, Fig. 3 A
The processing flow figure of the 3rd preferred embodiment of formula touch-control structure.The flexible embedded touch structure that finally produces includes：Flexible
UV solidification glue-line 30 is provided with above the encapsulated layer of panel, and the surface of the UV solidification glue-line 30 is provided with groove 31, and the groove 31 is corresponded to
In the X-axis of bridge formula touch sensing and the pattern of Y-axis part, and X-axis and Y-axis part are formed by the filling of conductive material 32；Right
Should be provided with for forming bridge on the surface of UV solidification glue-line in the pattern of the bridge part of bridge formula touch sensing
Partial UV solidification glue 33, and at this for forming the bridge for being formed in the UV solidification glue 33 of bridge part by conductive material 32
Part, the top is provided with the polaroid 34 as protecting film.
Concrete processing procedure is as follows：Last layer UV solidification glue being applied above the encapsulated layer in flexible panel, pressing mold is recycled in glue
On imprint out groove, and with UV by adhesive curing molding, then using ink-jet technology, conductive material solution spraying is entered groove, and profit
Solidified with UV, X-axis and Y-axis is formed, now had an axle for disconnecting, the axle for enabling disconnection is picked up and, can be disconnected
Part is first coating UV solidification glue and solidified, then sprays conducting solution with the mode of ink-jet and solidify, and forms bridge with this,
Bridge formula touch sensing is formed, sensor patterns can be Fig. 3 A.Finally stick polaroid to protect and complete module.
It is double-deck touch sensing pattern schematic diagram referring to Fig. 4 A and Fig. 4 B, Fig. 4 A, Fig. 4 B is that flexibility of the present invention is embedded
The processing flow figure of the 4th preferred embodiment of touch-control structure.The flexible embedded touch structure that finally produces includes：Flexible face
UV solidification glue-line 40 is provided with above the encapsulated layer of plate, and the surface of the UV solidification glue-line 40 is provided with groove 41, and groove 41 is corresponding to double
The pattern of the X-axis part of layer touch sensing, and X-axis part is formed by the filling of conductive material 42；Also include located at the flexible face
The surface of UV solidification glue-line 43, the UV solidification glue-line 43 above the encapsulated layer of plate is provided with the Y-axis corresponding to double-deck touch sensing
Partial pattern, and Y-axis part is formed by the filling of conductive material 42, the top is provided with the polaroid 44 as protecting film.
Concrete processing procedure is as follows：Last layer UV solidification glue being applied above the encapsulated layer in flexible panel, pressing mold is recycled in glue
On imprint out groove, and with UV by adhesive curing molding, then using ink-jet technology, conductive material solution spraying is entered groove, and profit
Being solidified with UV, X-axis is formed, last layer UV solidification glue is repasted, next recycles pressing mold that groove is imprinted out on glue, be used in combination
Then conductive material solution spraying is entered groove using ink-jet technology, and is solidified using UV by adhesive curing molding by UV, is formed
Y-axis, forms double-deck touch sensing, and sensor patterns can be Fig. 4 A, finally stick polaroid and protect and complete module.
The present invention proposes a kind of new structure and manufacturing method thereof, the step of can removing sensor and fit and because thin
Degree effectively reduces, it may be achieved arbitrarily bend the ability of even doubling.The known and potential technology/product applications of the present invention and
Its application mode includes：1. mobile phone；2.TV；3.OLED；4. flexible display.
To sum up, the flexible embedded touch structure of the present invention and preparation method can obtain thinner panel, increase bendable
Qu Xing, reaches the purpose of any curling；Reduce the laminating processing procedure of one touch sensing, yield can be lifted；Solid using ultraviolet
Change, OLED luminescent layer will not be hurt.
The above, for the person of ordinary skill of the art, can be with technology according to the present invention scheme and technology
Design is made other various corresponding changes and is deformed, and all these changes and deformation should all belong to the appended right of the present invention
The protection domain of requirement.
Claims (9)
1. a kind of flexibility embedded touch structure, it is characterised in that include：Flexible panel and the encapsulated layer located at the flexible panel
The first UV solidification glue-line of top；The surface of the first UV solidification glue-line is provided with the groove corresponding to touch sensing pattern, should
The conductive material to form touch sensing is filled with groove.
2. as claimed in claim 1 flexibility embedded touch structure, it is characterised in that the groove corresponding to monolayer touch-control sensing
Whole patterns of device.
3. as claimed in claim 1 flexibility embedded touch structure, it is characterised in that the groove corresponding to bridge formula touch-control biography
The X-axis of sensor and the pattern of Y-axis part, and filled by the conductive material and form X-axis and Y-axis part；Corresponding to bridge formula touch-control
The pattern of the bridge part of sensor, is provided with the surface of UV solidification glue-line and solidifies for forming the UV of bridge part
Glue, and at this for forming the bridge part for being formed in the UV solidification glue of bridge part by the conductive material.
4. as claimed in claim 1 flexibility embedded touch structure, it is characterised in that a UV solidify glue-line groove pair
In the pattern of the X-axis part of double-deck touch sensing, and should be filled by the conductive material and form X-axis part；Also include to be located at and be somebody's turn to do
The 2nd UV solidification glue-line above the encapsulated layer of flexible panel, the surface of the 2nd UV solidification glue-line is provided with corresponding to double-deck touch-control
The pattern of the Y-axis part of sensor, and filled by the conductive material and form Y-axis part.
5. as claimed in claim 1 flexibility embedded touch structure, it is characterised in that set above the touch sensing for being formed
There is protecting film.
6. as claimed in claim 5 flexibility embedded touch structure, it is characterised in that the protecting film be polaroid.
7. a kind of flexibility embedded touch structure preparation method, it is characterised in that include：On encapsulated layer in flexible panel
Side applies last layer UV solidification glue, recycles pressing mold to go out ditch according to the imprint patterns of monolayer touch sensing in this layer of UV solidification glue
Groove, and with ultraviolet by this layer of UV solidification glue curing molding, then using ink-jet technology, conductive material solution spraying is entered groove,
And using ultraviolet, conductive material solution is solidified, monolayer touch sensing is produced, finally sticks polaroid protection.
8. a kind of flexibility embedded touch structure preparation method, it is characterised in that include：On encapsulated layer in flexible panel
Side applies last layer UV solidification glue, recycles pressing mold X-axis and Y-axis according to bridge formula touch sensing in this layer of UV solidification glue
Imprint patterns go out groove, and with ultraviolet by this layer of UV solidification glue curing molding, then using ink-jet technology, conductive material is molten
Liquid is sprayed into groove, and is solidified conductive material solution using ultraviolet, forms X-axis and Y-axis, for the axle connection for breaking which
Getting up, first coat UV solidification glue and solidified in the part for disconnecting, then conductive material solution is sprayed with the mode of ink-jet and consolidate
Change so that bridge is formed, bridge formula touch sensing is produced, finally stick polaroid protection.
9. a kind of flexibility embedded touch structure preparation method, it is characterised in that include：On encapsulated layer in flexible panel
Side coats ground floor UV solidification glue, recycles pressing mold figure according to the X-axis of double-deck touch sensing in ground floor UV solidification glue
Case imprints out groove, and with ultraviolet by ground floor UV solidification glue curing molding, then using ink-jet technology, conductive material is molten
Liquid is sprayed into groove, and is solidified conductive material solution using ultraviolet, forms X-axis；Second layer UV solidification glue is then coated with, is connect
Get off to recycle pressing mold to go out groove according to the imprint patterns of the Y-axis of double-deck touch sensing in second layer UV solidification glue, be used in combination
Then conductive material solution spraying is entered groove, and profit using ink-jet technology by second layer UV solidification glue curing molding by ultraviolet
With ultraviolet, conductive material solution is solidified, Y-axis is formed, double-deck touch sensing is produced, finally stick polaroid protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610888109.2A CN106445237A (en) | 2016-10-11 | 2016-10-11 | Flexible built-in touch structure and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610888109.2A CN106445237A (en) | 2016-10-11 | 2016-10-11 | Flexible built-in touch structure and preparation method |
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| Publication Number | Publication Date |
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| CN106445237A true CN106445237A (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610888109.2A Pending CN106445237A (en) | 2016-10-11 | 2016-10-11 | Flexible built-in touch structure and preparation method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768543A (en) * | 2017-09-06 | 2018-03-06 | 广东深越光电技术有限公司 | A kind of flexible touch-control display panel |
| CN108470521A (en) * | 2018-03-29 | 2018-08-31 | 京东方科技集团股份有限公司 | A kind of display panel, display device and preparation method thereof |
| CN108776564A (en) * | 2018-08-07 | 2018-11-09 | 广州聚达光电有限公司 | A kind of preparation method of ultrathin flexible bilayer touch screen sensor |
| WO2019090642A1 (en) * | 2017-11-09 | 2019-05-16 | 深圳市柔宇科技有限公司 | Touch control display panel, touch control apparatus, and preparation method for touch control display panel |
| CN110007802A (en) * | 2019-04-15 | 2019-07-12 | 武汉天马微电子有限公司 | Display panel and display device |
| WO2019174076A1 (en) * | 2018-03-13 | 2019-09-19 | 武汉华星光电半导体显示技术有限公司 | Flexible display structure and electronic device |
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| CN103235675A (en) * | 2013-05-09 | 2013-08-07 | 苏州维业达触控科技有限公司 | Capacitive touch sensor production method and capacitive touch sensor |
| JP2015032106A (en) * | 2013-08-01 | 2015-02-16 | 日本写真印刷株式会社 | Touch panel and method of manufacturing touch panel |
| CN204537108U (en) * | 2015-03-31 | 2015-08-05 | 南昌欧菲光学技术有限公司 | Film touch sensing assembly and capacitance touch screen |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768543A (en) * | 2017-09-06 | 2018-03-06 | 广东深越光电技术有限公司 | A kind of flexible touch-control display panel |
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| WO2019174076A1 (en) * | 2018-03-13 | 2019-09-19 | 武汉华星光电半导体显示技术有限公司 | Flexible display structure and electronic device |
| CN108470521A (en) * | 2018-03-29 | 2018-08-31 | 京东方科技集团股份有限公司 | A kind of display panel, display device and preparation method thereof |
| CN108776564A (en) * | 2018-08-07 | 2018-11-09 | 广州聚达光电有限公司 | A kind of preparation method of ultrathin flexible bilayer touch screen sensor |
| CN108776564B (en) * | 2018-08-07 | 2024-01-05 | 广州聚达光电有限公司 | Preparation method of ultrathin flexible double-layer touch screen sensor |
| CN110007802A (en) * | 2019-04-15 | 2019-07-12 | 武汉天马微电子有限公司 | Display panel and display device |
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Application publication date: 20170222 |
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