CN109581572A - A kind of quantum dot polaroid - Google Patents
A kind of quantum dot polaroid Download PDFInfo
- Publication number
- CN109581572A CN109581572A CN201811544611.7A CN201811544611A CN109581572A CN 109581572 A CN109581572 A CN 109581572A CN 201811544611 A CN201811544611 A CN 201811544611A CN 109581572 A CN109581572 A CN 109581572A
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- layer
- polaroid
- quantum
- variety
- 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
- 239000002096 quantum dot Substances 0.000 title claims abstract description 135
- 239000000463 material Substances 0.000 claims abstract description 48
- 239000011521 glass Substances 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 229920000307 polymer substrate Polymers 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 16
- 229920005989 resin Polymers 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 8
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 8
- 239000012780 transparent material Substances 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 4
- 229920000178 Acrylic resin Polymers 0.000 claims description 4
- 229910000673 Indium arsenide Inorganic materials 0.000 claims description 4
- 229910018219 SeTe Inorganic materials 0.000 claims description 4
- UHYPYGJEEGLRJD-UHFFFAOYSA-N cadmium(2+);selenium(2-) Chemical compound [Se-2].[Cd+2] UHYPYGJEEGLRJD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052681 coesite Inorganic materials 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052906 cristobalite Inorganic materials 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 238000002875 fluorescence polarization Methods 0.000 claims description 4
- 239000000017 hydrogel Substances 0.000 claims description 4
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000012621 metal-organic framework Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 claims description 4
- FESBVLZDDCQLFY-UHFFFAOYSA-N sete Chemical compound [Te]=[Se] FESBVLZDDCQLFY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052682 stishovite Inorganic materials 0.000 claims description 4
- 229910052905 tridymite Inorganic materials 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- VDGJOQCBCPGFFD-UHFFFAOYSA-N oxygen(2-) silicon(4+) titanium(4+) Chemical group [Si+4].[O-2].[O-2].[Ti+4] VDGJOQCBCPGFFD-UHFFFAOYSA-N 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- 239000006185 dispersion Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002073 nanorod Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- RNXPZVYZVHJVHM-UHFFFAOYSA-N 1,12-dichlorododecane Chemical compound ClCCCCCCCCCCCCCl RNXPZVYZVHJVHM-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- JTCFNJXQEFODHE-UHFFFAOYSA-N [Ca].[Ti] Chemical compound [Ca].[Ti] JTCFNJXQEFODHE-UHFFFAOYSA-N 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013007 heat curing Methods 0.000 description 2
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 2
- 238000001192 hot extrusion Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000012454 non-polar solvent Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000000016 photochemical curing Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010021703 Indifference Diseases 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- 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)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Abstract
A kind of quantum dot polaroid, including quantum dot layer and the polarizing layer being set on the quantum dot layer；Wherein, low-index layer is additionally provided between the quantum dot layer and the polarizing layer, the low-index layer includes glass substrate and the low refractive index material layer for being coated on the glass baseplate surface.The utility model has the advantages that quantum dot polaroid provided by the invention, low-index layer is set between quantum dot layer and polarizing layer, the translucidus of quantum dot polaroid is improved, the colour gamut of liquid crystal display is further improved, further improves the display effect of liquid crystal display.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of quantum dot polaroids.
Background technique
At present since high color purity, spectrum possessed by quanta point material (Quantum Dot, QD) itself are continuously adjustable etc.
Excellent properties become 21 century the most outstanding luminescent material, can increase substantially existing LCD's in display colour gamut
Color representation, therefore its display application is widely studied in recent years.Existing QD-OC (quantum dot liquid crystal display panel) has view
Angle is very big, the higher advantage of colour gamut.However, quantum dot layer direct combination will cause liquid crystal display panel on polaroid surface
The phenomenon that light efficiency is lower.Therefore, it is necessary to introduce low fold structure between quantum dot layer and polarizing layer to improve LCD display
The whole light efficiency of plate.
In conclusion existing quantum dot polaroid will cause liquid crystal by quantum dot layer direct combination on polaroid surface
The phenomenon that light efficiency of display panel is lower further affects the display effect of liquid crystal display panel.
Summary of the invention
The present invention provides a kind of quantum dot polaroid, is able to ascend the translucidus of quantum dot polaroid, existing to solve
Quantum dot polaroid, by quantum dot layer direct combination on polaroid surface, will cause that the light efficiency of liquid crystal display panel is lower shows
As the technical issues of further affecting liquid crystal display panel display effect.
To solve the above problems, technical solution provided by the invention is as follows:
The present invention provides a kind of quantum dot polaroid, including quantum dot layer and the polarisation being set on the quantum dot layer
Layer；Wherein, low-index layer is additionally provided between the quantum dot layer and the polarizing layer, the low-index layer includes glass
Glass substrate and the low refractive index material layer for being coated on the glass baseplate surface.
According to one preferred embodiment of the present invention, the low refractive index material layer is hot setting resin.
According to one preferred embodiment of the present invention, the quantum dot polaroid further includes inorganic encapsulated layer, the inorganic encapsulated
Layer is deposited on the outside of the quantum dot layer.
According to one preferred embodiment of the present invention, the inside edge and institute that the inorganic encapsulated layer is contacted with the quantum dot layer
The distance range at the length and width edge of glass substrate is stated between 0~60 micron.
According to one preferred embodiment of the present invention, the material of the inorganic encapsulated layer is silica.
According to one preferred embodiment of the present invention, the material of the polarizing layer is polyvinyl alcohol.
According to one preferred embodiment of the present invention, the material of the quantum dot layer includes polymer substrate and is scattered in polymer
Quantum dot in matrix.
According to one preferred embodiment of the present invention, the polymer substrate is resin transparent material, the resin transparent material
Including one of acrylic resin, epoxy resin, cyclic olefin polymer, organosilan resinoid and cellulose ester or more
Kind.
According to one preferred embodiment of the present invention, the quantum dot include luminous nucleon be wrapped in it is inorganic outside the luminous nucleon
Shell is protected, the red light material of the luminous nucleon includes CdSe, Cd2One of SeTe and InAs or a variety of；The luminous nucleon
Green light material include ZnCdSe2, InP and Cd2One of SSe or a variety of；The inorganic protection shell include CdS, ZnSe,
ZnCdS2, one of ZnS and ZnO or a variety of.
According to one preferred embodiment of the present invention, the quantum dot layer includes high stability composite quantum dot layer structure, described
High stability composite quantum dot layer structure is mounted with hydrogel, MOFs or CdSe-SiO2；The quantum dot layer further includes having
The II-VI of fluorescence polarization propertyA、III-VAQuantum dot nano stick, quantum dot nuclear shell structure nano rod, double transmittings, three transmitting quantum
Point material and perovskite quanta point material.
The invention has the benefit that quantum dot polaroid provided by the invention, sets between quantum dot layer and polarizing layer
Index layer is set low, the translucidus of quantum dot polaroid is improved, further improves the colour gamut of liquid crystal display, further
Improve the display effect of liquid crystal display.
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 another structural schematic diagram of quantum dot polaroid of the present invention.
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 is directed to existing quantum dot polaroid, due to that on polaroid surface, can make quantum dot layer direct combination
The phenomenon that being lower at the light efficiency of liquid crystal display panel, the technical issues of further affecting liquid crystal display panel display effect, this
Embodiment is able to solve the defect.
As shown in Figure 1, being quantum dot polaroid structure schematic diagram of the present invention.Wherein, it is inclined to provide a kind of quantum dot by the present invention
Mating plate, including quantum dot layer 10 and the polarizing layer 30 being set on the quantum dot layer 10；Wherein, in the quantum dot layer 10
Low-index layer 20 is additionally provided between the polarizing layer 30, the low-index layer 20 includes being coated on 21 table of glass substrate
The low refractive index material layer 22 in face.
Specifically, the material of the polarizing layer 30 includes polyvinyl alcohol (Polyvinyl Alcohol, PVA).
Specifically, the material of the quantum dot layer 10 includes polymer substrate and the quantum that is scattered in polymer substrate
Point.Wherein, the polymer substrate acts not only as the carrier of quantum dot, and protection can be packaged to quantum dot,
Promote the service life of quantum dot.
Specifically, the polymer substrate be resin transparent material, the resin transparent material include acrylic resin,
One of epoxy resin, cyclic olefin polymer, organosilan resinoid and cellulose ester are a variety of.Preferably, the polymerization
Object matrix includes one of cyclic olefin polymer and organosilan resinoid or a variety of.Due to cyclic olefin polymer and organosilicon
Alkanes resin has excellent barrier water oxygen characteristic, therefore is applied to preferably seal quantum dot in quantum dot layer 10
Dress protection.
Specifically, the quantum dot is oil-soluble quantum dot, the quantum dot includes red light quantum point and green light quantum point.
Specifically, the quantum dot includes luminous nucleon and the inorganic protection shell that is wrapped in outside the luminous nucleon, the hair
The red light material of light core includes CdSe, Cd2One of SeTe and InAs or a variety of；The green light material of the luminous nucleon includes
ZnCdSe2, InP and Cd2One of SSe or a variety of；The inorganic protection shell includes CdS, ZnSe, ZnCdS2, ZnS and ZnO
One of or it is a variety of.
Specifically, the quantum dot layer 10 includes high stability composite quantum dot layer structure, the high stability compound quantity
Son point layer structure is mounted with hydrogel, MOFs or CdSe-SiO2；The quantum dot layer 10 further includes with fluorescence polarization property
II-VIA、III-VAQuantum dot nano stick, quantum dot nuclear shell structure nano rod, double transmittings, three emissive quantum dots materials and calcium
Titanium ore quanta point material.
Specifically, the low refractive index material layer 22 is hot setting resin.
Specifically, quantum dot polaroid of the present invention the production method is as follows:
Firstly, providing a ultra thin glass substrates 21,21 high temperature resistant of glass substrate；It prepared by hot setting resin low
Refractive index material 22 is coated on the surface of the glass substrate 21, forms low-index layer 20；Then by the low-refraction
Material layer 22 is bonded with the lower surface of a polarizing layer 30, and the lower surface of the low-index layer 20 and a quantum dot layer 10 are pasted
It closes, forms quantum dot polaroid of the present invention.
Specifically, the production method of the quantum dot layer 10 are as follows: in the lower surface of the glass substrate 21, coating is comprising poly-
The mixture of polymer matrix, quantum dot and dispersion solvent removes the dispersion solvent in mixture and keeps the polymer substrate solid
Quantum dot layer 10 is made after change.
Specifically, the dispersion solvent is nonpolar solvent.Preferably, the dispersion solvent include pentane, n-hexane,
One or more of normal heptane, pentamethylene, hexamethylene, methylene chloride, chloroform, toluene and petroleum ether.It is furthermore preferred that institute
Stating dispersion solvent includes one or more of n-hexane, hexamethylene and toluene.
Specifically, keeping the cured method heat cure of the polymer substrate, photocuring or melting hot extrusion cooling solid
Change.
As shown in Fig. 2, being another structural schematic diagram of quantum dot polaroid of the present invention.Wherein, the present invention provides a kind of quantum
Polaroid is selected, including quantum dot layer 10 and the polarizing layer 30 being set on the quantum dot layer 10；Wherein, in the quantum dot
Low-index layer 20 is additionally provided between layer 10 and the polarizing layer 30, the low-index layer 20 includes being coated on glass substrate
The low refractive index material layer 22 on 21 surfaces.
Specifically, the quantum dot polaroid further includes inorganic encapsulated layer 40, the inorganic encapsulated layer 40 is deposited on described
10 outside of quantum dot layer；The length of inside edge and liquid crystal display panel that the inorganic encapsulated layer 40 is contacted with the quantum dot layer
The distance range of broad edge is between 0~60 micron；The material of the inorganic encapsulated layer 40 is silica.
Specifically, the material of the polarizing layer 30 includes polyvinyl alcohol (Polyvinyl Alcohol, PVA).
Specifically, the material of the quantum dot layer 10 includes polymer substrate and the quantum that is scattered in polymer substrate
Point.Wherein, the polymer substrate acts not only as the carrier of quantum dot, and protection can be packaged to quantum dot,
Promote the service life of quantum dot.
Specifically, the polymer substrate be resin transparent material, the resin transparent material include acrylic resin,
One of epoxy resin, cyclic olefin polymer, organosilan resinoid and cellulose ester are a variety of.Preferably, the polymerization
Object matrix includes one of cyclic olefin polymer and organosilan resinoid or a variety of.Due to cyclic olefin polymer and organosilicon
Alkanes resin has excellent barrier water oxygen characteristic, therefore is applied to preferably seal quantum dot in quantum dot layer 10
Dress protection.
Specifically, the quantum dot is oil-soluble quantum dot, the quantum dot includes red light quantum point and green light quantum point.
Specifically, the quantum dot includes luminous nucleon and the inorganic protection shell that is wrapped in outside the luminous nucleon, the hair
The red light material of light core includes CdSe, Cd2One of SeTe and InAs or a variety of；The green light material of the luminous nucleon includes
ZnCdSe2, InP and Cd2One of SSe or a variety of；The inorganic protection shell includes CdS, ZnSe, ZnCdS2, ZnS and ZnO
One of or it is a variety of.
Specifically, the quantum dot layer 10 includes high stability composite quantum dot layer structure, the high stability compound quantity
Son point layer structure is mounted with hydrogel, MOFs or CdSe-SiO2；The quantum dot layer 10 further includes with fluorescence polarization property
II-VIA、III-VAQuantum dot nano stick, quantum dot nuclear shell structure nano rod, double transmittings, three emissive quantum dots materials and calcium
Titanium ore quanta point material.
Specifically, the low refractive index material layer 22 is hot setting resin.
Specifically, quantum dot polaroid of the present invention the production method is as follows:
Firstly, providing a ultra thin glass substrates 21,21 high temperature resistant of glass substrate；It prepared by hot setting resin low
Refractive index material 22 is coated on the surface of the glass substrate 21, forms low-index layer 20；Then by the low-refraction
Material layer 22 is bonded with the lower surface of a polarizing layer 30；It is coated with quantum dot layer 10 in the lower surface of the glass substrate 21, it is described
The distance range at the length and width edge of quantum dot layer 10 and the glass substrate 21 is between 0~60 micron；Later, in the quantum
Periphery one layer of inorganic encapsulated layer 40 of deposition of point layer 10, the material of the inorganic encapsulated layer 40 is silica；Ultimately form this
Invention quantum dot polaroid.
Specifically, the production method of the quantum dot layer 10 are as follows: in the lower surface of the glass substrate 21, coating is comprising poly-
The mixture of polymer matrix, quantum dot and dispersion solvent removes the dispersion solvent in mixture and keeps the polymer substrate solid
Quantum dot layer 10 is made after change.The dispersion solvent is nonpolar solvent.Preferably, the dispersion solvent includes pentane, just
One or more of hexane, normal heptane, pentamethylene, hexamethylene, methylene chloride, chloroform, toluene and petroleum ether.More preferably
, the dispersion solvent includes one or more of n-hexane, hexamethylene and toluene.Keep the polymer substrate cured
Method is heat cure, photocuring or melting hot extrusion cooling and solidifying.
Red illuminating material and green luminescent material is arranged in quantum dot polaroid of the invention in the quantum dot layer 10,
Red illuminating material when so that quantum dot polaroid of the invention and Blue backlight being used cooperatively, in the quantum dot polaroid
Feux rouges and green light are issued under the excitation of Blue backlight with green luminescent material, the feux rouges and green light and unabsorbed blue are carried on the back
The white light that high color purity is formed after light mixing projects.
Since quantum dot itself has light transfer capability, in the case where being excited by blue light, electron transition occurs, then
The compound of electron hole is completed in the form of fluorescent radiation；As typical zero dimensional nanometer materials, quantum dot is equal in all directions
With the size within the scope of quantum confinement, therefore direction selection is not present in its fluorescent radiation, can be with 360 ° of indifferences after being stimulated
Other eradiation fluorescence, so as to each visual angle brightness of active balance liquid crystal display.
The invention has the benefit that quantum dot polaroid provided by the invention, sets between quantum dot layer and polarizing layer
Index layer is set low, the translucidus of quantum dot polaroid is improved, further improves the colour gamut of liquid crystal display, further
Improve the display effect of liquid crystal display.
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 and the polarisation being set on the quantum dot layer
Layer；Wherein, low-index layer is additionally provided between the quantum dot layer and the polarizing layer, the low-index layer includes glass
Glass substrate and the low refractive index material layer for being coated on the glass baseplate surface.
2. quantum dot polaroid according to claim 1, which is characterized in that the low refractive index material layer is hot setting
Resin.
3. quantum dot polaroid according to claim 1, which is characterized in that the quantum dot polaroid further includes inorganic envelope
Layer is filled, the inorganic encapsulated layer is deposited on the outside of the quantum dot layer.
4. quantum dot polaroid according to claim 3, which is characterized in that the inorganic encapsulated layer and the quantum dot layer
The distance range at the inside edge of contact and the length and width edge of the glass substrate is between 0~60 micron.
5. quantum dot polaroid according to claim 3, which is characterized in that the material of the inorganic encapsulated layer is titanium dioxide
Silicon.
6. quantum dot polaroid according to claim 1, which is characterized in that the material of the polarizing layer is polyvinyl alcohol.
7. quantum dot polaroid as described in claim 1, which is characterized in that the material of the quantum dot layer includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
8. quantum dot polaroid as claimed in claim 7, which is characterized in that the polymer substrate is resin transparent material,
The resin transparent material includes acrylic resin, epoxy resin, cyclic olefin polymer, organosilan resinoid and fiber
One of ester is a variety of.
9. quantum dot polaroid as claimed in claim 7, which is characterized in that the quantum dot includes luminous nucleon and is wrapped in institute
The inorganic protection shell outside luminous nucleon is stated, the red light material of the luminous nucleon includes CdSe, Cd2One of SeTe and InAs or
It is a variety of；The green light material of the luminous nucleon includes ZnCdSe2, InP and Cd2One of SSe or a variety of；The inorganic protective shell
Layer includes CdS, ZnSe, ZnCdS2, one of ZnS and ZnO or a variety of.
10. quantum dot polaroid as claimed in claim 7, which is characterized in that the quantum dot layer includes that high stability is compound
Quantum dot layer structure, the high stability composite quantum dot layer structure are mounted with hydrogel, MOFs or CdSe-SiO2；It is described
Quantum dot layer further includes the II-VI with fluorescence polarization propertyA、III-VAQuantum dot nano stick, quantum dot nuclear shell structure nano
Stick, double transmittings, three emissive quantum dots materials and perovskite quanta point material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544611.7A CN109581572A (en) | 2018-12-17 | 2018-12-17 | A kind of quantum dot polaroid |
| PCT/CN2019/081171 WO2020124865A1 (en) | 2018-12-17 | 2019-04-03 | Quantum dot polarizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544611.7A CN109581572A (en) | 2018-12-17 | 2018-12-17 | A kind of quantum dot polaroid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109581572A true CN109581572A (en) | 2019-04-05 |
Family
ID=65929789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811544611.7A Pending CN109581572A (en) | 2018-12-17 | 2018-12-17 | A kind of quantum dot polaroid |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109581572A (en) |
| WO (1) | WO2020124865A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471207A (en) * | 2019-07-19 | 2019-11-19 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN110794503A (en) * | 2019-11-25 | 2020-02-14 | Tcl华星光电技术有限公司 | Quantum dot polaroid, manufacturing method thereof and display device |
| CN110888254A (en) * | 2019-11-15 | 2020-03-17 | Tcl华星光电技术有限公司 | Quantum dot substrate, liquid crystal display panel and double-sided liquid crystal display panel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315219A (en) * | 2017-08-31 | 2017-11-03 | 深圳市华星光电技术有限公司 | Quantum dot polaroid |
| CN107807471A (en) * | 2017-11-13 | 2018-03-16 | 深圳市华星光电技术有限公司 | Quantum dot polaroid and liquid crystal display |
| CN108459435A (en) * | 2018-01-19 | 2018-08-28 | 精电(河源)显示技术有限公司 | A kind of liquid crystal display using quantum dot light emitting |
| CN108780167A (en) * | 2016-03-18 | 2018-11-09 | 日东电工株式会社 | Optical component and the back light unit and liquid crystal display device for using the optical component |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2954353A4 (en) * | 2013-02-08 | 2016-09-21 | 3M Innovative Properties Co | Integrated quantum dot optical constructions |
| KR101788563B1 (en) * | 2013-08-30 | 2017-10-20 | 동우 화인켐 주식회사 | Patterned retarder and diplay device comprising the same |
| JP6277065B2 (en) * | 2014-05-30 | 2018-02-07 | 富士フイルム株式会社 | Backlight unit and liquid crystal display device |
| JP6951847B2 (en) * | 2016-03-18 | 2021-10-20 | 日東電工株式会社 | An optical member, and a backlight unit and a liquid crystal display device using the optical member. |
-
2018
- 2018-12-17 CN CN201811544611.7A patent/CN109581572A/en active Pending
-
2019
- 2019-04-03 WO PCT/CN2019/081171 patent/WO2020124865A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108780167A (en) * | 2016-03-18 | 2018-11-09 | 日东电工株式会社 | Optical component and the back light unit and liquid crystal display device for using the optical component |
| CN107315219A (en) * | 2017-08-31 | 2017-11-03 | 深圳市华星光电技术有限公司 | Quantum dot polaroid |
| CN107807471A (en) * | 2017-11-13 | 2018-03-16 | 深圳市华星光电技术有限公司 | Quantum dot polaroid and liquid crystal display |
| CN108459435A (en) * | 2018-01-19 | 2018-08-28 | 精电(河源)显示技术有限公司 | A kind of liquid crystal display using quantum dot light emitting |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471207A (en) * | 2019-07-19 | 2019-11-19 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN110471207B (en) * | 2019-07-19 | 2023-02-28 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN110888254A (en) * | 2019-11-15 | 2020-03-17 | Tcl华星光电技术有限公司 | Quantum dot substrate, liquid crystal display panel and double-sided liquid crystal display panel |
| CN110794503A (en) * | 2019-11-25 | 2020-02-14 | Tcl华星光电技术有限公司 | Quantum dot polaroid, manufacturing method thereof and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020124865A1 (en) | 2020-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103155179B (en) | Illumination based on quantum dot | |
| KR102294252B1 (en) | Light emitting diode (led) devices | |
| CN108388050B (en) | Preparation method of quantum dot film light guide assembly and corresponding backlight module | |
| TWI574430B (en) | Quantum dot films, lighting devices, and lighting methods | |
| CN109581572A (en) | A kind of quantum dot polaroid | |
| CN109739051A (en) | Quantum dot liquid crystal display | |
| CN104459845A (en) | Quantum dot light diffusion film | |
| CN108957836A (en) | A kind of color membrane substrates and preparation method thereof, display device | |
| CN103869391A (en) | Color reinforcing film, and utilization structure, utilization method and manufacturing method of the color reinforcing film | |
| CN109445011A (en) | Quantum dot polaroid, display panel and display device | |
| CN110780488A (en) | Display panel and display device | |
| CN109135628B (en) | Quantum dot glue composition and quantum dot film | |
| JP2024037888A (en) | display device | |
| KR20170139061A (en) | White point uniformity in display devices | |
| CN110707146B (en) | Cover plate, organic light-emitting display panel and display device | |
| CN109762555B (en) | Quantum dot glue composition, quantum dot film and preparation method thereof | |
| KR20240006090A (en) | Nanostructure based display devices | |
| CN108983491A (en) | Liquid crystal display device and its quantum-dot structure | |
| WO2019085173A1 (en) | Liquid crystal display | |
| JP7456435B2 (en) | Increased color gamut performance and efficiency in quantum dot color conversion layers | |
| CN107315219A (en) | Quantum dot polaroid | |
| CN111226166A (en) | Nanostructure-based display device | |
| CN107807471A (en) | Quantum dot polaroid and liquid crystal display | |
| CN107942573A (en) | Liquid crystal display | |
| CN110794503A (en) | Quantum dot polaroid, manufacturing method thereof and display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190405 |
|
| WD01 | Invention patent application deemed withdrawn after publication |