CN106410061A - Integrated function film, preparation method thereof and display panel - Google Patents
Integrated function film, preparation method thereof and display panel Download PDFInfo
- Publication number
- CN106410061A CN106410061A CN201610930213.3A CN201610930213A CN106410061A CN 106410061 A CN106410061 A CN 106410061A CN 201610930213 A CN201610930213 A CN 201610930213A CN 106410061 A CN106410061 A CN 106410061A
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- Prior art keywords
- control layer
- function film
- touch control
- comprehensive function
- wave plate
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
Abstract
The invention discloses an integrated function film, which comprises a linear polarizer, a touch control layer and a 1/4 wave plate, which are stacked. The touch control layer is arranged between the linear polarizer and the1/4 wave plate. The integrated function film integrates a touch control function and has a good antireflection effect. The invention also discloses a preparation method of the integrated function film and a display panel.
Description
Technical field
The present invention relates to display device technical field, more particularly, to a kind of comprehensive function film, a kind of system of comprehensive function film
Preparation Method and a kind of display floater.
Background technology
With the development of display floater technology, flexible (flexible) Organic Light Emitting Diode (Organic in recent years
Light-Emitting Diode, OLED) Display Technique obtained development at full speed.Existing organic LED display panel
Carrying rotatory polarization piece on its display surface, rotatory polarization piece plays anti-reflection effect, thus resisting ambient light, reducing display aspect
Interference.And on organic LED display panel integrated touch controllable function, be also present growth requirement.
At present touch control layer (touch) is made in rotatory polarization piece by the folded structure of OLED display panel being transformed into progressively
The lower section of (circular polarizer), near OLED display layer, such structure can make the mechanism of on-cell, just
In by touch control layer circuit together with showing circuit binding (bonding) so that the integrated journey of the mechanism of OLED display panel
Degree is high.Wherein, touch sensing film layer (touch senor film) major part is all polyethylene terephthalate
High molecular polymerization material membranes such as (Polyethylene terephthalate, abbreviation PET), has anisotropy.Extraneous ring
After border light passes through rotatory polarization piece, circularly polarized light can be become;Circularly polarized light when anisotropic membrane material, due to birefringent
Reason, can be transformed into elliptically polarized light and project;Elliptically polarized light through display layer cathode layer reflect after, the opposite direction of formation
Elliptically polarized light have and partially pass through rotatory polarization piece, thus leading to the decreased effectiveness of rotatory polarization piece.
Content of the invention
The technical problem to be solved is to provide a kind of comprehensive function film, the integrated touch-control of described comprehensive function film
Function and there is good anti-reflection effect.
Additionally, also providing a kind of preparation method of comprehensive function film.
In addition, also providing a kind of display floater applying described comprehensive function film.
To achieve these goals, embodiment of the present invention adopts the following technical scheme that:
On the one hand, a kind of comprehensive function film is provided, including the line polarisation piece, touch control layer and the quarter wave plate that are stacked, described
Touch control layer is located between described line polarisation piece and described quarter wave plate.
Wherein, the touch-control circuit that described touch control layer includes substrate and embeds described substrate.
Wherein, described line polarisation piece, described substrate and described quarter wave plate are all made using flexible material.
Wherein, described comprehensive function film also includes the first diaphragm, and described first diaphragm is formed at described line polarisation piece
The side away from described touch control layer.
Wherein, described comprehensive function film also includes the second diaphragm, and described second diaphragm is formed at described quarter wave plate
Side away from described touch control layer.
On the other hand, a kind of preparation method of comprehensive function film is also provided, including:
Form touch control layer;
Line polarisation piece is formed on the first side of described touch control layer;And
Quarter wave plate is formed on described touch control layer second side relative with described first side.
Wherein, described " formation touch control layer " includes:
The groove of patterning is etched on substrate;With
Fill conductive materials in described groove, to form touch-control circuit.
Wherein, described " forming line polarisation piece on the first side of described touch control layer " includes:
By way of drawing and forming or coating, line polarisation piece is formed on the first side of described touch control layer.
Wherein, described " forming quarter wave plate on described touch control layer the second side relative with described first side " includes:
By way of drawing and forming or coating, described touch control layer second side relative with described first side is formed
Quarter wave plate.
Yet another aspect, also provides a kind of display floater, including organic light-emitting diode display layer and as above any one institute
The comprehensive function film stated, described quarter wave plate is located at the exiting surface of described line polarisation piece and described organic light-emitting diode display layer
Between.
Compared to prior art, the invention has the advantages that:
Described in the embodiment of the present invention, comprehensive function film is integrated with touch controllable function due to having touch control layer.Due to described touch-control
Layer is located between described line polarisation piece and described quarter wave plate, and described touch control layer will not change the polarization state of linearly polarized light, because
, when described comprehensive function film conforms to organic light-emitting diode display layer, ambient light is changed into first by described line polarisation piece for this
Linearly polarized light, described first linearly polarized light is changed into left light (or right-hand circularly polarized light), described left circle by described quarter wave plate
Polarised light (or right-hand circularly polarized light) is changed into right-hand circularly polarized light after being reflected by the metal electrode of described organic light-emitting diode display layer
(or left light), described right-hand circularly polarized light (or left light) is changed into the second linearly polarized light, institute by described quarter wave plate
Stating the second linearly polarized light is in the polarization vertical with the between axlemolecules of described line polarisation piece it is impossible to project described line polarisation piece, so institute
State ambient light and be intercepted inside described comprehensive function film, described comprehensive function film has good anti-reflection effect, so that
Obtain described organic light-emitting diode display layer and can resist ambient light, there is good display effect.In short, described comprehensive work(
Can the integrated touch controllable function of film and there is good anti-reflection effect.
Brief description
In order to be illustrated more clearly that technical scheme, below by the accompanying drawing work to use required in embodiment
Simply introduce it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained as these accompanying drawings.
Fig. 1 is a kind of structural representation of display floater provided in an embodiment of the present invention.
Fig. 2 is a kind of structural representation of comprehensive function film provided in an embodiment of the present invention.
Fig. 3 is a kind of structural representation of the touch control layer of comprehensive function film provided in an embodiment of the present invention.
Fig. 4 is a kind of flow chart of the preparation method of comprehensive function film provided in an embodiment of the present invention.
Specific embodiment
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
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Additionally, the explanation of following embodiment is with reference to additional diagram, the spy implementing in order to illustrate the present invention may be used to
Determine embodiment.The direction term being previously mentioned in the present invention, for example, " on ", D score, "front", "rear", "left", "right", " interior ",
" outward ", " side " etc., is only the direction with reference to annexed drawings, and therefore, the direction term of use is to more preferably, more clearly say
Bright and understand the present invention, rather than instruction or infer the device of indication or element must have specific orientation, with specifically side
Position construction and operation, are therefore not considered as limiting the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection ", " on being arranged on ... " should be interpreted broadly, for example, it may be being fixedly connected or removably connecting
Connect, or be integrally connected;Can be to be mechanically connected;Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
See also 1 and Fig. 2, the embodiment of the present invention provides a kind of display floater 100, described display floater 100 includes
Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) display layer 1 and comprehensive function film 2, described comprehensive
Close functional membrane 2 to be located on the exiting surface 10 of described organic light-emitting diode display layer 1.In the present embodiment, described display floater
100 is organic LED display panel.
Described comprehensive function film 2 includes line polarisation piece 22, touch control layer 21 and quarter wave plate (1/4 λ being stacked
polarizer)23.Described touch control layer 21 is located between described line polarisation piece 22 and described quarter wave plate 23.As shown in Fig. 2 institute
State line polarisation piece 22 to be formed on the first side 211 of described touch control layer 21, described quarter wave plate 23 is formed at described touch control layer 21
On the second side 212 relative with described first side 211.Described quarter wave plate 23 is located at described line polarisation piece 22 and described organic
Between the exiting surface 10 of optical diode display layer 1.
In the present embodiment, described comprehensive function film 2 is integrated with touch controllable function due to having touch control layer 21.Due to described
Touch control layer 21 is located between described line polarisation piece 22 and described quarter wave plate 23, and described touch control layer 21 will not change linearly polarized light
Polarization state, therefore when described comprehensive function film 2 conforms to described organic light-emitting diode display layer 1, ambient light is by institute
State line polarisation piece 22 and be changed into the first linearly polarized light, described first linearly polarized light is changed into left by described quarter wave plate 23
Light (or right-hand circularly polarized light), described left light (or right-hand circularly polarized light) is by the gold of described organic light-emitting diode display layer 1
It is changed into right-hand circularly polarized light (or left light), described right-hand circularly polarized light (or left light) is by described 1/ after belonging to electrode reflection
4 wave plates 23 are changed into the second linearly polarized light, and described second linearly polarized light is in vertical with the between axlemolecules of described line polarisation piece 22 inclined
Shake it is impossible to project described line polarisation piece 22, so described ambient light is intercepted inside described comprehensive function film 2, described synthesis
Functional membrane 2 has good anti-reflection effect, so that described display floater 100 can resist ambient light, has good
Display effect.In short, the integrated touch controllable function of described comprehensive function film 2 and there is good anti-reflection effect.
It should be understood that due to the integrated touch controllable function of described comprehensive function film 2 and there is good anti-reflection effect, therefore
It is capable of the integral thickness of thinning described display floater 100, improve the light transmission of described display floater 100;Also allow for institute
State the circuit binding of the circuit of touch layer and described organic light-emitting diode display layer 1 so that the mechanism of described display floater 100
Integration degree is high.
Further, see also 1 to Fig. 3, as a kind of alternative embodiment, described touch control layer 21 includes substrate 213
With the touch-control circuit 214 embedding described substrate 213.For example, the groove 215 of patterning can be formed on described substrate 213, in institute
State and fill conductive materials in groove 215 to form touch-control circuit 214.
Specifically:Described groove 215 can be formed by the way of etching;Using coating (coating) or printing
(printing) or transfer etc. mode fill conductive materials in described groove 215.Described substrate 213 adopts macromolecule organic film
Material, including but not limited to PET (Polyethylene terephthalate, polyethylene terephthalate), COP
(Cyclo-olefin polymer, cyclic olefin polymer), PEN (Polyethylene naphthalate two formic
Acid glycol ester, PEN) or TAC (Triacetyl cellulose, Triafol T).
Described conductive materials include but is not limited to tin indium oxide (Indium Tin Oxides, ITO), Nano Silver (Nano-Ag) or metal
Copper.
In the present embodiment, because described touch-control circuit 214 embeds described substrate 213, therefore, it is possible to thinning described synthesis
The thickness of functional membrane 2, thus reduce the integral thickness of described display floater 100 further;Also make conductive materials relative amount
Reduce, can effectively improve light transmission rate.
Preferably, described touch-control circuit 214 is located at described first side 211, thus reducing user's finger and touch-control circuit 214
Between spacing, improve described touch control layer 21 sensitivity.
Now, the formation coplanar with the upper surface of described substrate 213 of the upper surface of described touch-control circuit 214 of patterning is described
First side 211, can form described line polarisation by way of drawing and forming or coating (coating) on described first side 211
Piece 22.The lower surface away from described touch-control circuit 214 of described substrate 213 forms described second side 212, by drawing and forming or
The mode of coating (coating) forms described quarter wave plate 23 on described second side 212.It is of course also possible in described second side
One layer of macromolecule organic film with 1/4 λ phase difference is directly attached, as described quarter wave plate 23 on 212.Described it is drawn into
Type mode includes mercury wire drawing.
Certainly, in other embodiments, described touch-control circuit 214 can also be formed directly into the upper of described substrate 213
Surface, now the surface away from described substrate 213 of described touch-control circuit 214 form described first side 211.
Further, see also 1 to Fig. 3, as a kind of alternative embodiment, described line polarisation piece 22, described substrate
213 and described quarter wave plate 23 all made using flexible material so that described comprehensive function film 2 be flexible membrane layer.Described synthesis
Functional membrane 2 conforms to the described organic light-emitting diode display layer 1 of flexibility, forms flexible described display floater 100.By institute
State comprehensive function film 2 thinner thickness, therefore described display floater 100 has even high bending performance, disclosure satisfy that more displays
The deformation demand of product.
It should be understood that when described touch-control circuit 214 embeds flexible described substrate 213, described touch control layer 21 curved
Folding endurance can be greatly improved, and is conducive to improving the performance and used life of described comprehensive function film 2.
Certainly, in other embodiments, described comprehensive function film 2 can also conform to non-flexible organic light-emitting diodes
On pipe display layer, form non-flexible display floater 100.
Further, see also 1 and Fig. 2, as a kind of alternative embodiment, described comprehensive function film 2 also includes
One diaphragm 24, described first diaphragm 24 is formed at the side away from described touch control layer 21 of described line polarisation piece 22.Described
First diaphragm 24 is used for protecting described line polarisation piece 22.
It should be understood that described first diaphragm 24 can be used as the surface protection film of described comprehensive function film 2.Preferably,
Cure process can be done to described first diaphragm 24.
Further, as a kind of alternative embodiment, described comprehensive function film 2 also includes the second diaphragm 25, and described
Two diaphragms 25 are formed at the side away from described touch control layer 21 of described quarter wave plate 23.Described second diaphragm 25 is used for protecting
Protect described quarter wave plate 23.
It should be understood that described second diaphragm 25 can be used as the stripping diaphragm of described comprehensive function film 2.When described comprehensive
When conjunction functional membrane 2 conforms to described organic light-emitting diode display layer 1, tear described second diaphragm 25 off.Certainly, described second
It is formed with adhesion material between diaphragm 25 and described quarter wave plate 23.
See also Fig. 1, Fig. 2 and Fig. 4, the embodiment of the present invention also provides a kind of preparation method of comprehensive function film,
Including:
Step Step1:Form touch control layer 21;
Step Step2:Line polarisation piece 22 is formed on the first side 211 of described touch control layer 21;And
Step Step3:Quarter wave plate is formed on described touch control layer 21 second side 212 relative with described first side 211
23.
In the present embodiment, described line polarisation piece 22, described touch control layer 21 and the described quarter wave plate 23 being stacked is altogether
With forming comprehensive function film 2, the comprehensive function film 2 being formed by the preparation method of comprehensive function film described in the present embodiment is integrated
Touch controllable function and there is good anti-reflection effect.
Wherein, the tandem interchangeable of step Step2 and step Step3.
Preferably, refer to Fig. 3, described " forming touch control layer 21 (step Step1) " includes:
Step Step11:The groove 215 of patterning is etched on substrate 213;With
Step Step12:Fill conductive materials in described groove 215, to form touch-control circuit 214.
In the present embodiment, described touch-control circuit 214 embeds described substrate 213, is capable of thinning described comprehensive function film 2
Thickness, also makes conductive materials relative amount reduce, can effectively improve light transmission rate.
Preferably, described groove 215 can be formed by the way of etching.Using coating (coating) or printing
(printing) or transfer etc. mode fill conductive materials in described groove 215.
Preferably, refer to Fig. 2, described " line polarisation piece 22 (step is formed on the first side 211 of described touch control layer 21
Step2) " include:
By way of drawing and forming or coating (coating), line is formed on the first side 211 of described touch control layer 21 inclined
Mating plate 22.
Described drawing and forming mode includes mercury wire drawing.
Preferably, refer to Fig. 2, described " in described touch control layer 21 second side 212 relative with described first side 211
Upper formation quarter wave plate 23 (step Step3) " includes:
By way of drawing and forming or coating (coating), relative with described first side 211 in described touch control layer 21
The second side 212 on formed quarter wave plate 23.
Described drawing and forming mode includes mercury wire drawing.
It is of course also possible to have away from one layer of the attaching directly on a surface of described touch-control circuit 214 in described substrate 213
The macromolecule organic film of 1/4 λ phase difference, as described quarter wave plate 23.
Further, refer to Fig. 2, as a kind of alternative embodiment, the preparation method of described comprehensive function film also includes:
Step Step4:Form the first diaphragm 24 in described line polarisation piece 22 away from the side of described touch control layer 21;
Step Step5:Form the second diaphragm 25 in described quarter wave plate 23 away from the side of described touch control layer 21.
Preferably, cure process is done to described first diaphragm 24.Described second diaphragm 25 can be in described comprehensive function
It is stripped in the assembling processing procedure of film 2.
Above the embodiment of the present invention is described in detail, specific case used herein to the principle of the present invention and
Embodiment is set forth, and the explanation of above example is only intended to help and understands the method for the present invention and its core concept;
Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, all can in specific embodiments and applications
In place of having change, in sum, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. a kind of comprehensive function film is it is characterised in that including line polarisation piece, touch control layer and the quarter wave plate being stacked, described tactile
Control layer is located between described line polarisation piece and described quarter wave plate.
2. comprehensive function film as claimed in claim 1 is it is characterised in that described touch control layer includes substrate and embeds described substrate
Touch-control circuit.
3. comprehensive function film as claimed in claim 2 is it is characterised in that described line polarisation piece, described substrate and described 1/4
Wave plate is all made using flexible material.
4. comprehensive function film as claimed in claim 1 is it is characterised in that described comprehensive function film also includes the first diaphragm,
Described first diaphragm is formed at the side away from described touch control layer of described line polarisation piece.
5. the comprehensive function film as described in claim 1 or 4 is it is characterised in that described comprehensive function film also includes the second protection
Film, described second diaphragm is formed at the side away from described touch control layer of described quarter wave plate.
6. a kind of preparation method of comprehensive function film is it is characterised in that include:
Form touch control layer;
Line polarisation piece is formed on the first side of described touch control layer;And
Quarter wave plate is formed on described touch control layer second side relative with described first side.
7. the preparation method of comprehensive function film as claimed in claim 6 is it is characterised in that described " formation touch control layer " includes:
The groove of patterning is etched on substrate;With
Fill conductive materials in described groove, to form touch-control circuit.
8. comprehensive function film as claimed in claims 6 or 7 preparation method it is characterised in that described " in described touch control layer
Line polarisation piece is formed on the first side " include:
By way of drawing and forming or coating, line polarisation piece is formed on the first side of described touch control layer.
9. comprehensive function film as claimed in claims 6 or 7 preparation method it is characterised in that described " in described touch control layer
Quarter wave plate is formed on the second side relative with described first side " include:
By way of drawing and forming or coating, described touch control layer second side relative with described first side forms 1/4
Wave plate.
10. a kind of display floater is it is characterised in that include organic light-emitting diode display layer and as any one of Claims 1 to 4
Described comprehensive function film, what described quarter wave plate was located at described line polarisation piece and described organic light-emitting diode display layer goes out light
Between face.
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