CN109445011A - Quantum dot polaroid, display panel and display device - Google Patents
Quantum dot polaroid, display panel and display device Download PDFInfo
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- CN109445011A CN109445011A CN201811544644.1A CN201811544644A CN109445011A CN 109445011 A CN109445011 A CN 109445011A CN 201811544644 A CN201811544644 A CN 201811544644A CN 109445011 A CN109445011 A CN 109445011A
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- quantum dot
- prism
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of quantum dot polaroid, display panel and display device, the quantum dot polaroid includes quantum dot layer, the quantum dot layer is equipped with prism layer, the prism layer is equipped with polarizing layer, the prism layer includes prism microstructure and glue film, the glue film is filled in the prism microstructure, and the film thickness is not more than the 80% of the prism microstructure thickness；The problem of by the way that prism layer is arranged between quantum dot layer and polarizing layer, prism microstructure being equipped in prism layer, and glue film is filled in prism microstructure, and is limited film thickness, alleviating the decline of quantum dot polaroid light efficiency.
Description
Technical field
The present invention relates to display fields, more particularly, to a kind of quantum dot polaroid, display panel and display device.
Background technique
Quantum dot liquid crystal display panel (Quantum Dot Open Cell, abbreviation QD-OC), QD-OC includes QD-POL and QD
Two kinds of structures of CF structure, QD-OC have the advantage of wide viewing angle, high colour gamut, are to develop the hot spot of high-end display at present, but study
It was found that quantum dot film, which is directly attached to polaroid surface, will lead to the decline 75% of quantum dot polaroid light efficiency (due to polaroid
Polarisation effect, theory decline is 50%).
So the light efficiency for how improving quantum dot polaroid is exactly those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
The present invention provides a kind of quantum dot polaroid, display panel and display device, to alleviate existing quantum dot polarisation
The technical issues of piece light efficiency declines.
To solve the above problems, technical solution provided by the invention is as follows:
The present invention provides a kind of quantum dot polaroid comprising quantum dot layer, the quantum dot layer are equipped with prism layer, institute
Prism layer is stated equipped with polarizing layer, the prism layer includes prism microstructure and glue film, and it is micro- that the glue film is filled in the prism
In structure, the film thickness is not more than the 80% of the prism microstructure thickness.
The present invention provides a kind of quantum dot polaroid, and the film thickness is the 5%- of the prism microstructure thickness
70%.
The present invention provides a kind of quantum dot polaroid, and the polarizing layer includes polarisation base, is bonded in the polarisation base
There is protective film, the protective film includes at least one of cyclic olefin polymer and Triafol T material.
The present invention provides a kind of quantum dot polaroid, and the prism microstructure shape includes triangular prism.
The present invention provides a kind of quantum dot polaroid, and the prism microstructure material includes acrylic resin.
The present invention provides a kind of quantum dot polaroid, and the adhesive film material includes shadowless glue.
The present invention provides a kind of quantum dot polaroid, and the glue film processing procedure includes ultraviolet curing, low temperature heating-curing and pressure
At least one of power molding mode.
The present invention provides a kind of quantum dot polaroid, and the quantum dot layer includes polymeric substrates and quantum dot, the amount
Sub- dot shape includes at least one of spherical, cuboid, cylindrical body shape.
The present invention provides a kind of display panel, and the display panel includes quantum dot polaroid provided by the invention.
Meanwhile the present invention provides a kind of display device, the display device includes display panel provided by the invention.
The invention has the benefit that the present invention provides a kind of quantum dot polaroid, display panel and display device, the amount
The sub polaroid of ordering includes quantum dot layer, and the quantum dot layer is equipped with prism layer, and the prism layer is equipped with polarizing layer, the rib
Mirror layer includes prism microstructure and glue film, and the glue film is filled in the prism microstructure, and the film thickness is not more than institute
State the 80% of prism microstructure thickness；By the way that prism layer is arranged between quantum dot layer and polarizing layer, rib is equipped in prism layer
Mirror microstructure, and glue film is filled in prism microstructure, and film thickness is limited, alleviate quantum dot polaroid light
The problem of effect decline.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is quantum dot polaroid structure schematic diagram of the present invention；
Fig. 2 is quantum dot layer schematic diagram of the present invention；
Fig. 3 is that quantum dot polaroid faces angular brightness schematic diagram under the different film thickness of the present invention；
Fig. 4 is quantum dot polaroid complete structure schematic diagram of the present invention；
Fig. 5 is that the invention shows panel schematic diagrames；
Fig. 6 is the display device of that present invention schematic diagram.
Specific embodiment
The explanation of following embodiment is referred to the additional illustration, the particular implementation that can be used to implement to illustrate the present invention
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is with being given the same reference numerals in the figure.
The present invention causes polaroid light efficiency to reduce for the prior art when quantum dot film is placed directly against polarizing layer
Technical problem, the embodiment of the present invention can alleviate the problem.
As shown in Figure 1, the embodiment of the present invention provides a kind of quantum dot polaroid comprising quantum dot layer 11, prism layer and
Polarizing layer 13, the prism layer include the prism microstructure 121 and glue film 122 being arranged in above the quantum dot layer, the glue
Film 122 is partially filled in the prism microstructure 121, and the glue film 122 is bonded with the polarizing layer 13, by polarizing layer and
Prism layer is set in quantum dot layer, and controls the thickness of glue film, so that the light efficiency of quantum dot polaroid improves.
In quantum dot polaroid provided in an embodiment of the present invention, the prism microstructure material can use acrylic acid tree
Rouge, the prism microstructure shape can be triangular prism, terrace with edge, and glue film, the adhesive film material are filled in prism microstructure
Including all suitable for acrylic system-TAC, the transparent glue material at the interface acrylic system-COP, the glue film low-temperature curable
Etc. modes be made.
As shown in Fig. 2, the embodiment of the present invention provides a kind of quantum dot layer, the quantum dot layer includes polymeric substrates 211
Shape with quantum dot 212, the quantum dot can include water-setting for shapes, the quanta point materials such as spherical shape, cuboid, prisms
Mucilage binding carries quantum-dot structure, QD MOFs, CdSeSiO2, II-VIA, III-VA QD nanometer rods, Dot-in-rod QD nucleocapsid knot
Structure nanometer rods, double transmittings, three emissive quantum dots materials and perovskite quantum dot；The quantum dot include red light quantum point and
Green light quantum point, the red light quantum point and green light quantum point include luminous nucleon and inorganic protective shell, the green light quantum point
The material of luminous nucleon includes ZnCdSe2, and the material of the materials such as InP, Cd2SSe, the red light quantum point luminous nucleon includes CdSe,
The materials such as Cd2SeTe, InAs, the inorganic protective shell of the red light quantum point and the inorganic protective shell of green light quantum point include CdS,
The materials such as ZnSe, ZnCdS2, ZnS, ZnO.
As shown in figure 3, the embodiment of the present invention, which provides quantum dot polaroid under different film thickness, faces angular brightness schematic diagram,
Abscissa is film thickness in figure, and ordinate is that quantum dot polaroid faces angular brightness, and the present invention also provides different film thickness
Lower quantum dot polaroid is red, blue emergent light visual angle analog result, in conjunction with Fig. 3 and analog result, it is assumed that prism microstructure height is
25 μm, compared with the quantum dot polaroid of no prism structure, it can be seen that when film thickness is less than or equal to 20 μm, red blue light has
It is obvious to shrink, illustrate that increment effect is more apparent within this range, when film thickness is greater than 20 μm, quantum dot polaroid polarisation
Piece brightness reduces more than half, and red blue light light type is similar to no prism structure, substantially unchanged, so the present invention limits glue film
Filling thickness is not more than the 80% of prism microstructure thickness, and by limiting glue film filling thickness, it is inclined can to effectively improve quantum dot
The light efficiency of mating plate.
As shown in figure 4, the present invention provides a kind of quantum dot polaroid comprising protective film 41, quantum dot layer, prism layer,
Polarizing layer, adhesive layer 45 and release film 46, the quantum dot layer include polymeric substrates 421 and quantum dot 422, the prism layer
Including prism microstructure 431 and glue film 432, the glue film 432 is filled in the prism microstructure 431, the polarizing layer packet
Include polarisation base 442 and the first protective layer 441 and the second protective layer 443 that are fitted in 442 two sides of polarisation base, described
One protective layer 441 is Triafol T with 443 material of the second protective layer.
The embodiment of the present invention provides a kind of quantum dot polaroid, is directly pasted based on existing quantum dot polaroid in quantum dot layer
The light efficiency meeting sharp fall on polarizing layer is closed, prism layer is arranged in the present invention between quantum dot layer and polarizing layer, and passes through mould
It is quasi- to show that light efficiency is obviously improved, wherein the glue film when glue film filling thickness is not more than the 80% of prism microstructure thickness
Thickness can be 5%-6%, 10%-20% or 20%-50% of the prism microstructure thickness, when prism microstructure thickness is certain
When, different prism microstructures is by different degrees of raising light efficiency；So being limited film thickness, while to quantum dot
Quantum dot improves in layer, and quantum dot is made preferably to transmit light, and the setting of polarisation base two sides is protective layer used inclined in protection
Light base, and protective layer material can have the material of good light permeability for Triafol T or cyclic olefin polymer etc., inclined
Mating plate side is bonded by adhesive layer and release film, and adhesion-layer materials can be the transparent material with good adhesive property, is led to
The improvement to each layer is crossed, so that polaroid light efficiency improves.
As shown in figure 5, the embodiment of the present invention also provides a kind of display panel, the display panel includes substrate 51, liquid crystal
Layer 52, colored filter 53 and quantum dot polaroid 54, the quantum dot polaroid 54 include prism layer 541, the quantum dot
Polaroid structure is identical as above-mentioned quantum dot polaroid structure.
As shown in fig. 6, the embodiment of the present invention provides a kind of display device, the display device includes light source layer 61, optics
Diaphragm 62 and display panel 63, the display panel include quantum dot polaroid 631, the display panel and above-mentioned display surface
Plate is identical.
According to above embodiments:
The embodiment of the present invention provides a kind of quantum dot polaroid, display panel and display device, the quantum dot polaroid packet
Quantum dot layer is included, the quantum dot layer is equipped with prism layer, and the prism layer is equipped with polarizing layer, and the prism layer includes prism
Micro-structure and glue film, the glue film are filled in the prism microstructure, and the film thickness is not more than the prism microstructure
The 80% of thickness；By the way that prism layer is arranged between quantum dot layer and polarizing layer, prism microstructure is equipped in prism layer, and will
The problem of glue film is filled in prism microstructure, and is limited film thickness, and the decline of quantum dot polaroid light efficiency is alleviated.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of quantum dot polaroid, which is characterized in that including quantum dot layer, the quantum dot layer is equipped with prism layer, described
Prism layer is equipped with polarizing layer, and the prism layer includes prism microstructure and glue film, and the glue film is filled in the micro- knot of the prism
On structure, the film thickness is not more than the 80% of the prism microstructure thickness.
2. quantum dot polaroid as described in claim 1, which is characterized in that the film thickness is that the prism microstructure is thick
The 5%-70% of degree.
3. quantum dot polaroid as described in claim 1, which is characterized in that the polarizing layer includes polarisation base, described inclined
Protective film is fitted in light base, the protective film includes at least one of cyclic olefin polymer and Triafol T material
Material.
4. quantum dot polaroid as described in claim 1, which is characterized in that the prism microstructure shape includes triangular prism.
5. quantum dot polaroid as described in claim 1, which is characterized in that the prism microstructure material includes acrylic acid tree
Rouge.
6. quantum dot polaroid as described in claim 1, which is characterized in that the adhesive film material includes shadowless glue.
7. quantum dot polaroid as described in claim 1, which is characterized in that the glue film processing procedure includes ultraviolet curing, low
At least one of warm solidification and pressure forming mode.
8. quantum dot polaroid as described in claim 1, which is characterized in that the quantum dot layer includes polymeric substrates and amount
Sub-, the quantum dot shape includes at least one of spherical, cuboid, cylindrical body shape.
9. a kind of display panel, which is characterized in that the display panel includes the quantum dot polarisation as described in claim 1 to 8
Piece.
10. a kind of display device, which is characterized in that the display device includes display panel as claimed in claim 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544644.1A CN109445011A (en) | 2018-12-17 | 2018-12-17 | Quantum dot polaroid, display panel and display device |
| PCT/CN2019/078910 WO2020124834A1 (en) | 2018-12-17 | 2019-03-20 | Quantum dot polarizer, display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544644.1A CN109445011A (en) | 2018-12-17 | 2018-12-17 | Quantum dot polaroid, display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109445011A true CN109445011A (en) | 2019-03-08 |
Family
ID=65559912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811544644.1A Pending CN109445011A (en) | 2018-12-17 | 2018-12-17 | Quantum dot polaroid, display panel and display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109445011A (en) |
| WO (1) | WO2020124834A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764178A (en) * | 2019-09-10 | 2020-02-07 | 深圳市华星光电技术有限公司 | Quantum dot polaroid and manufacturing method thereof |
| WO2020124834A1 (en) * | 2018-12-17 | 2020-06-25 | 深圳市华星光电技术有限公司 | Quantum dot polarizer, display panel and display device |
| CN111679355A (en) * | 2020-06-10 | 2020-09-18 | Tcl华星光电技术有限公司 | Quantum dot polaroid, display substrate and display device |
| WO2020228210A1 (en) * | 2019-05-13 | 2020-11-19 | 深圳市华星光电技术有限公司 | Quantum dot liquid crystal display |
| CN114035378A (en) * | 2021-11-25 | 2022-02-11 | 深圳市华星光电半导体显示技术有限公司 | Display device |
| CN115951518A (en) * | 2022-12-28 | 2023-04-11 | 凯鑫森(上海)功能性薄膜产业股份有限公司 | Multifunctional quantum dot laminating film and preparation method thereof |
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| CN109445011A (en) * | 2018-12-17 | 2019-03-08 | 深圳市华星光电技术有限公司 | Quantum dot polaroid, display panel and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020124834A1 (en) * | 2018-12-17 | 2020-06-25 | 深圳市华星光电技术有限公司 | Quantum dot polarizer, display panel and display device |
| WO2020228210A1 (en) * | 2019-05-13 | 2020-11-19 | 深圳市华星光电技术有限公司 | Quantum dot liquid crystal display |
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| CN111679355A (en) * | 2020-06-10 | 2020-09-18 | Tcl华星光电技术有限公司 | Quantum dot polaroid, display substrate and display device |
| CN114035378A (en) * | 2021-11-25 | 2022-02-11 | 深圳市华星光电半导体显示技术有限公司 | Display device |
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| CN115951518A (en) * | 2022-12-28 | 2023-04-11 | 凯鑫森(上海)功能性薄膜产业股份有限公司 | Multifunctional quantum dot laminating film and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020124834A1 (en) | 2020-06-25 |
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Application publication date: 20190308 |