CN106201077A - A kind of touch screen and film assembly thereof - Google Patents
A kind of touch screen and film assembly thereof Download PDFInfo
- Publication number
- CN106201077A CN106201077A CN201610514187.6A CN201610514187A CN106201077A CN 106201077 A CN106201077 A CN 106201077A CN 201610514187 A CN201610514187 A CN 201610514187A CN 106201077 A CN106201077 A CN 106201077A
- Authority
- CN
- China
- Prior art keywords
- film
- closed circuit
- insulating oil
- upper strata
- lower floor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
-
- 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
Abstract
The invention discloses a kind of film assembly, including the upper strata film and lower floor's film, protrusion conductive silver paste it is provided with on lower floor's film, the through hole adaptive with protruding conductive silver paste it is provided with on the film of upper strata, also include: the closed circuit insulating oil being arranged on lower floor's film, and closed circuit insulating oil is arranged around protruding conductive silver paste；After the upper strata film and lower floor's film laminating, through hole falls in the closed circuit of closed circuit insulating oil；OCA optical cement, OCA optical cement is coated on the film of upper strata the part fitted with closed circuit insulating oil.In the present invention, the existence of closed circuit insulating oil improves the height of position, corresponding with the closed circuit of this closed circuit insulating oil on the film of upper strata it is partially coated with OCA optical cement, can be closely adhered on closed circuit insulating oil, and the through hole of the upper strata film falls in the closed circuit of closed circuit insulating oil, therefore, the surrounding of through hole is closed closely.The invention also discloses a kind of touch screen.
Description
Technical field
The present invention relates to touch screen production field, more particularly, it relates to a kind of touch screen and film assembly thereof.
Background technology
The film is the ingredient of touch screen, and the film inside touch screen includes that multilamellar, the upper strata film and lower floor's film are logical
Cross OCA optical cement (Optically Clear Adhesive has optically transparent one layer of extraordinary double faced adhesive tape) and realize bonding.Under
Being provided with conductive silver paste on the upper surface of the layer film, some conductive silver paste upper strata to be passed film, with table on the film of upper strata
Conductive silver paste on face realizes electrical connection, therefore offers the through hole coordinated with this partially electronically conductive silver slurry, this portion on the film of upper strata
Divide conductive silver paste through this through hole, protrude from the upper surface of the upper strata film.This partially electronically conductive silver slurry is for protruding conductive silver paste.Upper strata
The film and lower floor's film bonding after, the position at through hole place is film beer position.
It is more and more thinner that present mobile phone does, it is therefore desirable to thinner OCA, and the thinnest OCA the most easily produces bubble.Due to
The upper strata film and lower floor's film bonding after, film beer position be particularly easy to gas leakage, thus cause to be removed by bubble stove
Bubble between the upper strata film and lower floor's film.
Therefore, how to improve the sealing property of film beer position, evade the gas leakage of film beer position, so that it is guaranteed that bubble stove can
Bubble between the upper strata film and lower floor's film is removed, is those skilled in the art's critical problems urgently to be resolved hurrily.
Summary of the invention
It is an object of the invention to provide a kind of film assembly, at the film beer position of this film assembly, there is good sealing,
Thus evade the gas leakage of film beer position, it is ensured that the bubble between the upper strata film and lower floor's film can be removed by bubble stove.
For reaching above-mentioned purpose, the present invention provides techniques below scheme:
A kind of film assembly, including the upper strata film and lower floor's film, the described lower floor film is provided with protrusion conductive silver paste,
It is provided with the through hole adaptive with described protrusion conductive silver paste on the film of described upper strata, also includes:
It is arranged at the closed circuit insulating oil on the described lower floor film, and described closed circuit insulating oil is around described protrusion
Conductive silver paste is arranged；After the described upper strata film and the film laminating of described lower floor, described through hole falls into described closed circuit insulating oil
Closed circuit in；
OCA optical cement, described OCA optical cement is coated on the film of described upper strata and fits with described closed circuit insulating oil
Part..
Preferably, the upper surface of the described lower floor film is provided with multiple described protrusion conductive silver paste, the described upper strata film
On be provided with the multiple through holes coordinated respectively with described protrusion conductive silver paste；
Described closed circuit insulating oil is arranged around all of described protrusion conductive silver paste, the described upper strata film and described under
After layer film laminating, all of described through hole each falls within the closed circuit of described closed circuit insulating oil.
Preferably, the upper surface of the described lower floor film is provided with multiple described protrusion conductive silver paste, the described upper strata film
On be provided with the multiple through holes coordinated respectively with described protrusion conductive silver paste, described closed circuit insulating oil also includes multiple；
Each described closed circuit insulating oil is arranged around a described protrusion conductive silver paste, with this protrusion conductive silver paste
The through hole coordinated, after the described upper strata film and the film laminating of described lower floor, falls into the closed circuit of this closed circuit insulating oil
In.
Preferably, the thickness of described closed circuit insulating oil is 10um-16um.
Preferably, described closed circuit insulating oil is arranged at the upper surface of the described lower floor film by silk-screen printing technique
On.
Preferably, described closed circuit insulating oil is UV type insulating oil, and described closed circuit insulating oil irradiates solid through UV light
Chemical conversion type.
Preferably, described closed circuit insulating oil is thermohardening type insulating oil, and described closed circuit insulating oil is through IR baking oven
Roasting curing molding.
Preferably, the closed circuit of described closed circuit insulating oil be shaped as square.
Preferably, the closed circuit of described closed circuit insulating oil is generally circular in shape.
Present invention also offers a kind of touch screen, including film assembly, described film assembly is any one film above-mentioned
Assembly.
From technique scheme it can be seen that the film assembly of the present invention, around the protrusion conductive silver paste of lower floor's film
Being provided with closed circuit insulating oil, the existence of closed circuit insulating oil improves the height of position, with this on the film of upper strata
What the closed circuit of closed circuit insulating oil was corresponding is partially coated with OCA optical cement, can be closely adhered to closed circuit exhausted
On edge oil, and the through hole of the upper strata film falls in the closed circuit of closed circuit insulating oil, and therefore, the surrounding of through hole is by closely
Close, it is achieved thereby that the sealing of film beer position, evaded the gas leakage of film beer position, it is ensured that bubble stove can by the upper strata film and
Bubble between lower floor's film is removed.
Accompanying drawing explanation
For the scheme being illustrated more clearly that in the embodiment of the present invention, below by use required described in embodiment
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is only some embodiments of the present invention, for ability
From the point of view of field technique personnel, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The upper strata film that Fig. 1 provides for the present invention one specific embodiment and the explosive view of lower floor's film.
Wherein, 1 be lower floor's film, 11 for protrude conductive silver paste, 2 for the upper strata film, 21 for through hole, 3 for closed circuit exhausted
Edge oil.
Detailed description of the invention
The invention provides a kind of film assembly, at the film beer position of this film assembly, there is good sealing, thus advise
Keep away the gas leakage of film beer position, it is ensured that the bubble between the upper strata film and lower floor's film can be removed by bubble stove.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Base
In embodiments of the invention, those of ordinary skill in the art obtained on the premise of not making creative work all its
Its embodiment, broadly falls into the scope of protection of the invention.
Refer to accompanying drawing 1.In the present invention one specific embodiment, film assembly includes the upper strata film 2, lower floor's film 1, closes
Close loop insulating oil and OCA optical cement.
Wherein, lower floor's film 1 is provided with protrusion conductive silver paste 11, the upper strata film 2 is provided with and this protrusion conductive silver
The through hole of slurry 11 cooperation.Closed circuit insulating oil 3 is arranged on lower floor's film 1, and around the protrusion conductive silver on lower floor's film 1
Slurry 11 setting, and, after the upper strata film 2 and lower floor's film 1 are fitted, it is exhausted that the through hole 21 on the upper strata film 2 falls into closed circuit
In the closed circuit of edge oil 3.OCA optical cement is coated on the upper strata film 2 part fitted with closed circuit insulating oil.
In the present embodiment, the existence of closed circuit insulating oil 3 improves the height of position, on the upper strata film 2 with
It is coated with OCA optical cement in the part that the closed circuit of this closed circuit insulating oil 3 is corresponding, can be closely adhered to close ring
On road insulating oil 3, and the through hole 21 of the upper strata film 2 falls in the closed circuit of closed circuit insulating oil 3, therefore, and through hole 21
Surrounding is closed closely, it is achieved thereby that the sealing of film beer position, has evaded the gas leakage of film beer position, it is ensured that bubble stove can
Bubble between the upper strata film 2 and lower floor's film 1 is removed.
In the present invention one specific embodiment, the upper surface of lower floor's film 1 is provided with multiple (more than or equal to 2) and protrudes
Conductive silver paste 11, accordingly, the upper strata film 2 is provided with the multiple through holes coordinated with described protrusion conductive silver paste 11 respectively
21.In the present embodiment, only one of which closed circuit insulating oil 3, this closed circuit insulating oil 3 is around all of protrusion conductive silver
Slurry 11 setting, the most all of protrusion conductive silver paste 11 is respectively positioned in the closed circuit of closed circuit insulating oil 3.Luxuriant and rich with fragrance on upper strata
After woods 2 and lower floor's film 1 laminating, on the upper strata film 2, all of through hole 21 each falls within the closed circuit of closed circuit insulating oil 3
In.The present embodiment is only provided with a closed circuit insulating oil 3, simple to operate, it is easy to accomplish.
It is on the upper surface of lower floor's film 1, to be provided with multiple protrusion conductive silver paste 11 equally, is to set on the upper strata film 2 equally
It is equipped with the multiple through holes 21 coordinated with conductive silver paste 11 respectively, in the present invention one specific embodiment, is provided with multiple Guan Bi ring
Road insulating oil 3, each closed circuit insulating oil 3 protrudes conductive silver paste 11 around one and arranges, with this protrusion conductive silver paste 11
The through hole 21 coordinated, after the upper strata film 2 and lower floor's film 1 are fitted, falls in the closed circuit of this closed circuit insulating oil 3.
In other words, corresponding one an of closed circuit protrudes conductive silver paste 11 and a through hole 21.It will be appreciated by those skilled in the art that
, number and the closed circuit insulating oil 3 of closed circuit insulating oil 3 are all right with the corresponding relation protruding conductive silver paste 11
For other form, protrude conductive silver paste 11 than if any three, two closed circuit insulating oils 3 can be set, one of them Guan Bi
Corresponding two of loop insulating oil 3 protrudes conductive silver paste 11, and corresponding one of another closed circuit insulating oil 3 protrudes conductive silver paste
11.Number and corresponding relation to closed circuit insulating oil 3 are not especially limited herein, as long as the close of film beer position can be realized
Envelope, each falls within protection domain herein.
In the present invention one specific embodiment, by the most individual for 10um-for the thickness of above-mentioned middle closed circuit insulating oil 3
16um.Closed circuit insulating oil 3 in this thickness range is capable of the tight closure of the through hole 21 of the upper strata film 2, and will not
Cause the malformation of touch screen.It is possible to further preferably 13um.
In the present invention one specific embodiment, above-mentioned in closed circuit insulating oil 3 be to be arranged by silk-screen printing technique
On the upper surface of lower floor's film.The advantages such as silk screen printing local adhesive force is strong, mode of printing is versatile and flexible.
In the present invention one specific embodiment, closed circuit insulating oil is chosen as UV (Uitraviolet, ultraviolet) type
Insulating oil.Lower floor's film 1 after being arranged on lower floor's film 1 by closed circuit insulating oil 3 by silk screen printing, then make Guan Bi
Loop insulating oil 3 is through ultraviolet radiation-curable, thus accelerates curing rate, is coated with the upper strata film 2 of OCA optical cement afterwards
It is fitted on lower floor's film 1.
In the present invention one specific embodiment, closed circuit insulating oil is chosen as thermohardening type insulating oil.Luxuriant and rich with fragrance in lower floor
After being arranged on lower floor's film 1 by closed circuit insulating oil 3 by silk screen printing on woods 1, then make closed circuit insulating oil 3 through IR
(Infrared, infrared ray) baking oven is baked curing molding, thus is accelerated curing rate, is coated with the upper strata of OCA optical cement afterwards
The film 2 is fitted on lower floor's film 1.
Operate for convenience, in the present invention one specific embodiment, by the shape of the closed circuit of closed circuit insulating oil 3
The most square, it is, of course, also possible to be other shapes such as circle, triangle, ellipse, herein to closed circuit insulating oil 3
Closed-loop shape is not especially limited, as long as the surrounding tight closure of corresponding through hole can be each fallen within protection herein
Scope.
The invention also discloses a kind of touch screen, including above-mentioned film assembly, above-mentioned film assembly has above-mentioned advantage, tool
The touch screen having above-mentioned film assembly has above-mentioned advantage equally, therefore repeats no more herein.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. a film assembly, including the upper strata film (2) and lower floor's film (1), the described lower floor film (1) is provided with protrusion and leads
Electricity silver slurry (11), the described upper strata film (2) is provided with the through hole adaptive with described protrusion conductive silver paste (11), and its feature exists
In, also include:
It is arranged at the closed circuit insulating oil in the described lower floor film (1), and described closed circuit insulating oil is around described protrusion
Conductive silver paste (11) is arranged；Behind the described upper strata film (2) and the described lower floor film (1) laminating, described through hole (21) falls into described
In the closed circuit of closed circuit insulating oil (3)；
OCA optical cement, described OCA optical cement is coated on the described upper strata film (2) and above fits with described closed circuit insulating oil
Part.
Film assembly the most according to claim 1, it is characterised in that be provided with on the upper surface of the described lower floor film (1)
Multiple described protrusion conductive silver pastes (11), the described upper strata film (2) are provided with and join with described protrusion conductive silver paste (11) respectively
The multiple through holes (21) closed；
Described closed circuit insulating oil (3) is arranged around all of described protrusion conductive silver paste (11), the described upper strata film (2) and
After the described lower floor film (1) laminating, all of described through hole (21) each falls within the closed circuit of described closed circuit insulating oil (3)
In.
Film assembly the most according to claim 1, it is characterised in that be provided with on the upper surface of the described lower floor film (1)
Multiple described protrusion conductive silver pastes (11), the described upper strata film (2) are provided with and join with described protrusion conductive silver paste (11) respectively
The multiple through holes (21) closed, described closed circuit insulating oil (3) also includes multiple；
Each described closed circuit insulating oil (3) is arranged around a described protrusion conductive silver paste (11), conducts electricity with this protrusion
The through hole (21) that silver slurry (11) coordinates, after fitting in the described upper strata film (2) and the described lower floor film (1), falls into this Guan Bi ring
In the closed circuit of road insulating oil (3).
4. according to the film assembly described in claim 1-3 any one, it is characterised in that described closed circuit insulating oil (3)
Thickness be 10um-16um.
5. according to the film assembly described in claim 1-3 any one, it is characterised in that described closed circuit insulating oil (3)
It is arranged on the upper surface of the described lower floor film (1) by silk-screen printing technique.
6. according to the film assembly described in claim 1-3 any one, it is characterised in that described closed circuit insulating oil is UV
Type insulating oil, described closed circuit insulating oil irradiates curing molding through UV light.
7. according to the film assembly described in claim 1-3 any one, it is characterised in that described closed circuit insulating oil is heat
Curing type insulating oil, described closed circuit insulating oil bakes curing molding through IR baking oven.
8. according to the sealing structure of the film beer position described in claim 1-3 any one, it is characterised in that described closed circuit
Being shaped as of the closed circuit of insulating oil (3) is square.
9. according to the sealing structure of the film beer position described in claim 1-3 any one, it is characterised in that described closed circuit
The closed circuit of insulating oil (3) generally circular in shape.
10. a touch screen, including film assembly, it is characterised in that described film assembly is claim 1-9 any one institute
The film assembly stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514187.6A CN106201077A (en) | 2016-06-30 | 2016-06-30 | A kind of touch screen and film assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514187.6A CN106201077A (en) | 2016-06-30 | 2016-06-30 | A kind of touch screen and film assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106201077A true CN106201077A (en) | 2016-12-07 |
Family
ID=57464311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610514187.6A Pending CN106201077A (en) | 2016-06-30 | 2016-06-30 | A kind of touch screen and film assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106201077A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897447A (en) * | 2018-05-30 | 2018-11-27 | 信利光电股份有限公司 | A kind of large stretch of OCA applying method that the film is bonded entirely with display module |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203708630U (en) * | 2013-12-31 | 2014-07-09 | 上海意力寰宇电路世界有限公司 | Upper and lower layer line conduction structure for screen printing grouting |
| US20140240616A1 (en) * | 2013-02-22 | 2014-08-28 | Tpk Touch Solutions Inc. | Touch panel and manufacturing method thereof |
| CN104571694A (en) * | 2014-12-24 | 2015-04-29 | 深圳力合光电传感股份有限公司 | OGS (one glass solution) touch screen and manufacturing process for OGS touch screen |
-
2016
- 2016-06-30 CN CN201610514187.6A patent/CN106201077A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140240616A1 (en) * | 2013-02-22 | 2014-08-28 | Tpk Touch Solutions Inc. | Touch panel and manufacturing method thereof |
| CN203708630U (en) * | 2013-12-31 | 2014-07-09 | 上海意力寰宇电路世界有限公司 | Upper and lower layer line conduction structure for screen printing grouting |
| CN104571694A (en) * | 2014-12-24 | 2015-04-29 | 深圳力合光电传感股份有限公司 | OGS (one glass solution) touch screen and manufacturing process for OGS touch screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897447A (en) * | 2018-05-30 | 2018-11-27 | 信利光电股份有限公司 | A kind of large stretch of OCA applying method that the film is bonded entirely with display module |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |