CN108807463A - Antireflection component and its manufacturing method, flexible display device - Google Patents
Antireflection component and its manufacturing method, flexible display device Download PDFInfo
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- CN108807463A CN108807463A CN201710307387.9A CN201710307387A CN108807463A CN 108807463 A CN108807463 A CN 108807463A CN 201710307387 A CN201710307387 A CN 201710307387A CN 108807463 A CN108807463 A CN 108807463A
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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
- H10K50/85—Arrangements for extracting light from the devices
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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
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
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- 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
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- 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
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Abstract
The present invention provides antireflection component and its manufacturing method, flexible display devices, wherein antireflection component includes：One anti-reflective film, one first protective layer, is formed in the side of the anti-reflective film；One touch control electrode layer is formed in the side that first protective layer deviates from the anti-reflective film；One second protective layer is formed in the side that the touch control electrode layer deviates from first protective layer；And a half wave plate, it is formed in the side that second protective layer deviates from the touch control electrode layer.The present invention reduces the integral thickness of display module, improves its bending resistance characteristic, reduces module set section work flow, improves yield, reduces cost.
Description
Technical field
The present invention relates to oled panel processing procedure field more particularly to antireflection components and its manufacturing method, flexible display
Part.
Background technology
Now, flexible electronic has become research hotspot in recent years with Flexible Displays；With fixed curved surface, it is flexible, can
Fold even rollable Flexible Displays electronic product, including flexible thin-film transistor liquid crystal display (Flexible TFT-
LCD), flexible organic light emitting display (Flexible OLED) etc. is increasingly becoming the hi-tech industry of most foreground.Numerous country
Outer mobile phone faceplate manufacturer has put into huge fund expansion correlative study and verification, falls over each other the technology for fighting for flexible EL and business first chance.
Flexible Displays dazzle the advantages that cruel in mobile phone, wrist-watch, TV etc. due to its frivolous, flexible, easy to carry and shape
Show that the application in equipment is also more and more.Currently, the star of AMOLED flexible display devices being developed into research hotspot.
Fig. 1 is the sectional view of the flexible organic luminescent device of the prior art.The flexible display device of current mainstream
Structure as shown in Figure 1, the flexible display device, include the flexible array substrate 17 stacked gradually, organic luminescent device layer 16,
Thin-film encapsulation layer 15, water oxygen barrier layer 14, polarizing layer 13, touch control electrode layer 12 and cover board 11.
The polarizing layer 13 and touch control electrode layer 12 of the flexible organic luminescent device of the prior art be fitted in by colloid it is aobvious
Among showing module, cause display module thickness higher, it is light and the good objective of bending characteristic is runed counter to Flexible Displays module, therefore more
The exploitation of frivolous functional film layer material is increasingly becoming the important topic of industry.
Invention content
For the defects in the prior art, the purpose of the present invention is to provide antireflection component and its manufacturing method, flexibilities
Display device can reduce the integral thickness of display module, improve its bending resistance characteristic, reduce module set section work flow, improve
Yield reduces cost.
According to an aspect of the present invention, a kind of antireflection component is provided, including：
One anti-reflective film,
One first protective layer, is formed in the side of the anti-reflective film；
One touch control electrode layer is formed in the side that first protective layer deviates from the anti-reflective film；
One second protective layer is formed in the side that the touch control electrode layer deviates from first protective layer；And
One half wave plate is formed in the side that second protective layer deviates from the touch control electrode layer.
Preferably, further include：
One first pressure sensitive adhesive is formed between second protective layer and the half wave plate；And
One second pressure sensitive adhesive is formed in the side that the half wave plate deviates from first pressure sensitive adhesive.
Preferably, further include：One hard conating is formed in the side that the anti-reflective film deviates from first protective layer.
Preferably, the material of the anti-reflective film is polyvinyl alcohol film, the thickness range of the anti-reflective film be 3um extremely
50um。
Preferably, the material of the touch control electrode layer is nano silver wire or metal grill, the thickness of the touch control electrode layer
It is 0.001um to 0.5um to spend range.
Preferably, the material of the half wave plate is cyclic olefin polymer or makrolon, the half
The thickness range of wave plate is 0.5um to 50um.
Preferably, the material of first protective layer and second protective layer is cyclic olefin polymer, and described first protects
The thickness range of sheath and second protective layer is all 10um to 30um.
Preferably, the thickness range of first pressure sensitive adhesive and the second pressure sensitive adhesive is 0um to 30um.
Preferably, the material of the hard conating is triacetyl cellulose, the thickness range of the hard conating be 10um extremely
50um。
According to another aspect of the present invention, a kind of manufacturing method of antireflection component is also provided, is included the following steps：
S101, polyvinyl alcohol dyeing is extended at an anti-reflective film, in the side of the anti-reflective film with roll-to-roll process
A hard conating is formed, the other side forms one first protective layer with roll-to-roll process；
S102, touch control electrode is formed on the side of one second protective layer；
S103, second protective layer is bonded with the first protective layer, encapsulates the touch control electrode；And
S104, one half wave plate is bonded with the other side of second protective layer by pressure sensitive adhesive.
Preferably, the material of the anti-reflective film is polyvinyl alcohol film, the thickness range of the anti-reflective film be 3um extremely
50um。
Preferably, silver nanoparticle is coated on cyclic olefin polymer protective layer by low temperature water-laid film in the step S102
Line, temperature are less than 100 DEG C.
Preferably, the mode of the film forming forms a film for slit coating nano silver wire.
Preferably, the material of the half wave plate is cyclic olefin polymer or makrolon, the half
The thickness range of wave plate is 0.5um to 50um.
Preferably, the step S101 is exchanged with the sequence of the step S102.
According to another aspect of the present invention, a kind of flexible display device is also provided, including：
One flexible array substrate；
One organic luminescent device layer, is formed in the side of the flexible array substrate；
One thin-film encapsulation layer is formed in the side that the organic luminescent device layer deviates from the flexible array substrate；
One water oxygen barrier layer is formed in the side that the thin-film encapsulation layer deviates from the organic luminescent device layer；
Primary antibody reflection subassembly is formed in the side that the water oxygen barrier layer deviates from the thin-film encapsulation layer；And
One cover board is formed in the side that the antireflection touch control layer deviates from the water oxygen barrier layer；
Wherein, the antireflection component is above-mentioned antireflection component.
In view of this, the antireflection component and its manufacturing method of the present invention, flexible display device reduce the whole of display module
Body thickness improves its bending resistance characteristic, reduces module set section work flow, improves yield, reduces cost.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the sectional view of the flexible organic luminescent device of the prior art；
Fig. 2 is the sectional view of the antireflection component of the present invention；
Fig. 3 is the sectional view of the flexible organic luminescent device of the present invention；And
Fig. 4 to 8 is the manufacturing process schematic diagram of the antireflection component of the present invention.
Reference numeral
11 cover boards
12 touch control electrode layers
13 polarizing layers
14 water oxygen barrier layers
15 thin-film encapsulation layers
16 organic luminescent device layers
17 flexible array substrates
1 cover board
2 antireflection touch control layers
21 hard conatings
22 anti-reflective films
23 first protective layers
24 touch control electrode layers
25 second protective layers
26 first pressure sensitive adhesives
27 half wave plates
28 second pressure sensitive adhesives
4 water oxygen barrier layers
5 thin-film encapsulation layers
6 organic luminescent device layers
7 flexible array substrates
Specific implementation mode
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.It is identical attached in figure
Icon note indicates same or similar structure, thus will omit repetition thereof.
Described feature, structure or characteristic can be incorporated in one or more embodiments in any suitable manner
In.In the following description, many details are provided to fully understand embodiments of the present invention to provide.However,
One of ordinary skill in the art would recognize that without one or more in specific detail, or using other methods, constituent element, material
Material etc., can also put into practice technical scheme of the present invention.In some cases, be not shown in detail or describe known features, material or
Person operates to avoid the fuzzy present invention.
The antireflection component of the present invention, including：One anti-reflective film 22, one first protective layer 23, a touch control electrode layer 24, one
Second protective layer 25 and a half wave plate 27.Wherein, the first protective layer 23 is formed in the side of anti-reflective film 22.Touch-control
Electrode layer 24 is formed in the side that the first protective layer 23 deviates from anti-reflective film 22.Second protective layer 25 is formed in touch control electrode layer 24
Away from the side of the first protective layer 23.And half wave plate 27 is formed in the second protective layer 25 away from touch control electrode layer 24
Side, but not limited to this.The present invention is provided with touch control electrode layer 24 between anti-reflective film 22 and half wave plate 27, and
And anti-reflective film 22 can use very thin material with half wave plate 27, thus greatly reduce the thickness of antireflection component
Degree, improves its bending resistance characteristic.
Fig. 2 is the sectional view of the antireflection component of the present invention.As shown in Fig. 2, the antireflection component of the present invention, including：From
Under to above stack gradually the second pressure sensitive adhesive 28, half wave plate 27, the first pressure sensitive adhesive 26, the second protective layer 25, touch-control electricity
Pole the 24, first protective layer 23 of layer, anti-reflective film 22 and hard conating 21.Wherein, the material of anti-reflective film 22 is polyvinyl alcohol film
(polyvinyl alcohol, abbreviation PVA), but not limited to this, can also be substituted with pigment is added in liquid crystal, so as into
One step reduces thickness.The thickness range of anti-reflective film 22 is 3um to 50um, and but not limited to this.The material of touch control electrode layer 24
It is nano silver wire (AgWN), metal grill (Metal Mesh), graphene, carbon nanocoils etc., but not limited to this, also can be used
Thinner material.The thickness range of touch control electrode layer 24 is 0.001um to 0.5um, and but not limited to this.Half wave plate 27
Material be cyclic olefin polymer (Cyclo-olefin polymer, abbreviation COP) or makrolon (Polycarbonate,
Abbreviation PC), the birefringence effect of cyclic olefin polymer is smaller, is ideal membrane material, and but not limited to this, can also be replaced with PLC
Generation, to further decrease thickness.The thickness range of half wave plate 27 is 0.5um to 50um, and but not limited to this.First
The material of protective layer 23 and the second protective layer 25 is cyclic olefin polymer (Cyclo-olefin polymer, abbreviation COP), first
The thickness range of protective layer 23 and the second protective layer 25 is all 10um to 30um.The thickness of first pressure sensitive adhesive 26 and the second pressure sensitive adhesive 28
It is 0um to 30um to spend range.The material of hard conating 21 is triacetyl cellulose (hardcoat-Triacetylcellulose, letter
Claim HC-TAC), the thickness range of hard conating 21 is 10um to 50um, and but not limited to this.
Fig. 3 is the sectional view of the flexible organic luminescent device of the present invention.As shown in figure 3, the present invention also provides a kind of flexibilities
Display device, including be laminated from bottom to top flexible array substrate 7, organic luminescent device layer 6, thin-film encapsulation layer 5, water oxygen barrier
Layer 4, antireflection component 2 and cover board 1.Organic luminescent device layer 6 is formed in the side of flexible array substrate 7.Thin-film encapsulation layer 5
It is formed in 6 layers of side for deviating from flexible array substrate 7 of organic luminescent device.Water oxygen barrier layer 4, which is formed in thin-film encapsulation layer 5, to deviate from
The side of organic luminescent device layer 6.Antireflection component 2 is formed in the side that water oxygen barrier layer 4 deviates from thin-film encapsulation layer 5.Cover board 1
It is formed in the side that antireflection touch control layer 2 deviates from water oxygen barrier layer 4.
Wherein, antireflection component 2 includes：The second pressure sensitive adhesive 28 for stacking gradually from top to bottom, half wave plate 27,
One pressure sensitive adhesive 26, the second protective layer 25, touch control electrode layer 24, the first protective layer 23, anti-reflective film 22 and hard conating 21.Second
Pressure sensitive adhesive 28 is formed in the side that water oxygen barrier layer 4 deviates from thin-film encapsulation layer 5.Half wave plate 27 is formed in the second pressure sensitive adhesive
28 deviate from the side of water oxygen barrier layer 4.First pressure sensitive adhesive 26 is formed in one that half wave plate 27 deviates from the second pressure sensitive adhesive 28
Side.Second protective layer 25 is formed in the side that the first pressure sensitive adhesive 26 deviates from half wave plate 27.Touch control electrode layer 24 is formed in
Second protective layer 25 deviates from the side of the first pressure sensitive adhesive 26.First protective layer 23 is formed in touch control electrode layer 24 away from the second protection
The side of layer 25.Anti-reflective film 22 is formed in the side that the first protective layer 23 deviates from touch control electrode layer 24.Hard conating 21 is formed in
Anti-reflective film 22 deviates from the side of the first protective layer 23.Wherein, the material of anti-reflective film 22 is polyvinyl alcohol film (polyvinyl
Alcohol, abbreviation PVA), but not limited to this, can also be substituted with pigment is added in liquid crystal, to further decrease thickness
Degree.The thickness range of anti-reflective film 22 is 3um to 50um.The material of touch control electrode layer 24 is nano silver wire (AgWN) or metal
But not limited to this for grid (Metal Mesh), and thinner material also can be used.The thickness range of touch control electrode layer 24 is
0.001um to 0.5um.The material of half wave plate 27 is cyclic olefin polymer (Cyclo-olefin polymer, abbreviation
COP) or makrolon (Polycarbonate, abbreviation PC), but not limited to this, can also be substituted with PLC, so as into
One step reduces thickness.The thickness range of half wave plate 27 is 0.5um to 50um.First protective layer 23 and the second protective layer 25
Material be cyclic olefin polymer (Cyclo-olefin polymer, abbreviation COP), the first protective layer 23 and the second protective layer 25
Thickness range be all 10um to 30um.The thickness range of first pressure sensitive adhesive 26 and the second pressure sensitive adhesive 28 is 0um to 30um.It is hard to apply
The material of layer 21 is triacetyl cellulose (hardcoat-Triacetylcellulose, abbreviation HC-TAC), the thickness of hard conating 21
It is 10um to 50um to spend range.The flexible organic luminescent device of the present invention can make overall flexibility display module that 50~200um be thinned,
Module segment process reduces 1~3, has higher practical utility value.
Fig. 4 to 8 is the manufacturing process schematic diagram of the antireflection component of the present invention.As shown in Fig. 4 to 8, the present invention also provides
A kind of manufacturing method of antireflection component, includes the following steps：
Step S101：As shown in Figures 4 and 5, polyvinyl alcohol dyeing is extended at an anti-reflective film 22, in anti-reflective film 22
Side forms a hard conating 21 with roll-to-roll process, and the other side forms one first protective layer 23 with roll-to-roll process.Extension anti-reflective
The mode for penetrating film 22 can first be extended to polyvinyl alcohol in technique, and dyestuff is then added and is dyed, final curing
Film forming.The material of anti-reflective film 22 is polyvinyl alcohol film, and the thickness range of anti-reflective film 22 is 3um to 50um.Hard conating 21
Material is triacetyl cellulose (hardcoat-Triacetylcellulose, abbreviation HC-TAC), the thickness range of hard conating 21
It is 10um to 50um.The material of first protective layer 23 is cyclic olefin polymer (Cyclo-olefin polymer, abbreviation COP).
Roll-to-roll process in the present invention refers to that two roll of material (such as PVA and COP) fit together by two idler wheels respectively；Make
It needs to adjust two idler wheel radius of curvature during industry, in order to avoid cause waste of material.
Step S102：As shown in fig. 6, forming touch control electrode 24 on the side of one second protective layer 25.It can be by low
Warm water-laid film is coated with nano silver wire on cyclic olefin polymer protective layer, and temperature is less than 100 DEG C.In a preferred embodiment,
The mode of film forming forms a film for slit coating (Slit Coating) nano silver wire.In a variation, metal can be passed through
Grid (Metal Mesh) forms touch control electrode to replace nano silver wire.
Step S103：As shown in fig. 7, the step S101 components obtained and step the S102 component obtained are fitted.It is logical
It crosses and is bonded the second protective layer 25 with the first protective layer 23, the component one that the component and step S102 that step S101 is obtained obtain
Change, touch control electrode 24 is encapsulated between the second protective layer 25 and the first protective layer 23.And
Step S104：As shown in figure 8, by pressure sensitive adhesive by the other side of a half wave plate 27 and the second protective layer 25
Fitting.The material of half wave plate 27 is cyclic olefin polymer or makrolon, the thickness range of half wave plate 27
It is 0.5um to 50um.
In a change case, step S101 is exchanged with the sequence of step S102, can also obtain the antireflection group of the present invention
Part.
The antireflection component of the present invention can be manufactured by above-mentioned simple process step, reduce module set section work flow,
Yield is improved, cost is reduced.
In summary, antireflection component of the invention and its manufacturing method, flexible display device reduce the whole of display module
Body thickness improves its bending resistance characteristic, reduces module set section work flow, improves yield, reduces cost.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (16)
1. a kind of antireflection component, which is characterized in that including：
One anti-reflective film,
One first protective layer, is formed in the side of the anti-reflective film；
One touch control electrode layer is formed in the side that first protective layer deviates from the anti-reflective film；
One second protective layer is formed in the side that the touch control electrode layer deviates from first protective layer；And
One half wave plate is formed in the side that second protective layer deviates from the touch control electrode layer.
2. antireflection component as described in claim 1, which is characterized in that further include：
One first pressure sensitive adhesive is formed between second protective layer and the half wave plate；And
One second pressure sensitive adhesive is formed in the side that the half wave plate deviates from first pressure sensitive adhesive.
3. antireflection component as claimed in claim 2, which is characterized in that further include：One hard conating is formed in the antireflection
Film deviates from the side of first protective layer.
4. the antireflection component as described in any one of claims 1 to 3, it is characterised in that：The material of the anti-reflective film
It is polyvinyl alcohol film, the thickness range of the anti-reflective film is 3um to 50um.
5. the antireflection component as described in any one of claims 1 to 3, it is characterised in that：The material of the touch control electrode layer
Material is nano silver wire or metal grill, and the thickness range of the touch control electrode layer is 0.001um to 0.5um.
6. the antireflection component as described in any one of claims 1 to 3, it is characterised in that：The half wave plate
Material is cyclic olefin polymer or makrolon, and the thickness range of the half wave plate is 0.5um to 50um.
7. the antireflection component as described in any one of claims 1 to 3, it is characterised in that：First protective layer and institute
The material for stating the second protective layer is cyclic olefin polymer, and the thickness range of first protective layer and second protective layer is all
10um to 30um.
8. antireflection component as claimed in claim 2 or claim 3, it is characterised in that：First pressure sensitive adhesive and the second pressure sensitive adhesive
Thickness range is 0um to 30um.
9. antireflection component as claimed in claim 3, it is characterised in that：The material of the hard conating is triacetyl cellulose,
The thickness range of the hard conating is 10um to 50um.
10. a kind of manufacturing method of antireflection component, which is characterized in that include the following steps：
S101, polyvinyl alcohol dyeing is extended into an anti-reflective film, is formed with roll-to-roll process in the side of the anti-reflective film
One hard conating, the other side form one first protective layer with roll-to-roll process；
S102, touch control electrode is formed on the side of one second protective layer；
S103, second protective layer is bonded with the first protective layer, encapsulates the touch control electrode；And
S104, one half wave plate is bonded with the other side of second protective layer by pressure sensitive adhesive.
11. the manufacturing method of antireflection component as claimed in claim 10, it is characterised in that：The material of the anti-reflective film is
The thickness range of polyvinyl alcohol film, the anti-reflective film is 3um to 50um.
12. the manufacturing method of antireflection component as claimed in claim 11, it is characterised in that：By low in the step S102
Warm water-laid film is coated with nano silver wire on cyclic olefin polymer protective layer, and temperature is less than 100 DEG C.
13. the manufacturing method of antireflection component as claimed in claim 10, it is characterised in that：The mode of the film forming is slit
Formula is coated with nano silver wire film forming.
14. the manufacturing method of antireflection component as claimed in claim 10, it is characterised in that：The material of the half wave plate
Material is cyclic olefin polymer or makrolon, and the thickness range of the half wave plate is 0.5um to 50um.
15. the manufacturing method of antireflection component as claimed in claim 10, it is characterised in that：The step S101 and the step
The sequence of rapid S102 exchanges.
16. a kind of flexible display device, which is characterized in that including：
One flexible array substrate；
One organic luminescent device layer, is formed in the side of the flexible array substrate；
One thin-film encapsulation layer is formed in the side that the organic luminescent device layer deviates from the flexible array substrate；
One water oxygen barrier layer is formed in the side that the thin-film encapsulation layer deviates from the organic luminescent device layer；
Primary antibody reflection subassembly is formed in the side that the water oxygen barrier layer deviates from the thin-film encapsulation layer；And
One cover board is formed in the side that the antireflection touch control layer deviates from the water oxygen barrier layer；
Wherein, the antireflection component is antireflection component as in one of claimed in any of claims 1 to 9.
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| CN201710307387.9A CN108807463A (en) | 2017-05-04 | 2017-05-04 | Antireflection component and its manufacturing method, flexible display device |
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| CN201710307387.9A CN108807463A (en) | 2017-05-04 | 2017-05-04 | Antireflection component and its manufacturing method, flexible display device |
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| US10985344B2 (en) | 2017-10-27 | 2021-04-20 | Applied Materials, Inc. | Flexible cover lens films |
| US11579339B2 (en) | 2018-05-10 | 2023-02-14 | Applied Materials, Inc. | Replaceable cover lens for flexible display |
| US11789300B2 (en) | 2019-06-26 | 2023-10-17 | Applied Materials, Inc. | Flexible multi-layered cover lens stacks for foldable displays |
| US11988810B2 (en) | 2018-08-14 | 2024-05-21 | Applied Materials, Inc. | Multi-layer wet-dry hardcoats for flexible cover lens |
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| US11934056B2 (en) | 2019-06-26 | 2024-03-19 | Applied Materials, Inc. | Flexible multi-layered cover lens stacks for foldable displays |
| US11940683B2 (en) | 2019-06-26 | 2024-03-26 | Applied Materials, Inc. | Flexible multi-layered cover lens stacks for foldable displays |
| US11940682B2 (en) | 2019-06-26 | 2024-03-26 | Applied Materials, Inc. | Flexible multi-layered cover lens stacks for foldable displays |
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