CN109739051A - Quantum dot liquid crystal display - Google Patents
Quantum dot liquid crystal display Download PDFInfo
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- CN109739051A CN109739051A CN201910130447.3A CN201910130447A CN109739051A CN 109739051 A CN109739051 A CN 109739051A CN 201910130447 A CN201910130447 A CN 201910130447A CN 109739051 A CN109739051 A CN 109739051A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
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Abstract
A kind of quantum dot liquid crystal display, comprising: backlight module and the liquid crystal display panel above the backlight module, the backlight module include the first quantum dot layer, and the liquid crystal display panel includes the second quantum dot layer；Wherein, the low refractive index resin layer and first quantum dot layer that the backlight module includes at least light guide plate, light guide plate light emission side surface is arranged in, the surface or wire mark site that first quantum dot layer is coated on the low refractive index resin layer are in the lower surface of the light guide plate.The utility model has the advantages that quantum dot liquid crystal display provided by the invention, pass through the liquid crystal display panel for the film layer containing quantum dot that the quantum dot film layer excitation on backlight module is positioned above, increase the visual angle of quantum dot liquid crystal display, it further reduced the energy consumption of quantum dot liquid crystal display, further improve the display effect of quantum dot liquid crystal display.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of quantum dot liquid crystal displays.
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.But the efficiency of quantum dot liquid crystal display panel is lower, higher cost.Research finds quantum
The luminous efficiency of point film layer close to backlight is optimal, therefore theoretical launching efficiency highest of the quantum dot light guide plate as backlight.But
Limitation due to resin system to the dispersibility of quantum dot film layer, the thickness of quantum dot film layer is higher, and wire mark quantum dot film layer
The quantum dot light conducting plate structure of site be unable to reach the brightness requirement of backlight module.The above defect amount of significantly limiting
The industrial application of son point liquid crystal display panel, quantum dot light guide plate.
In conclusion existing quantum dot liquid crystal display, due to the low original of quantum dot liquid crystal display panel launching efficiency
Cause, it is more difficult to reach ideal high colour gamut, wide viewing angle, high energy efficiency requirement, further result in poor display effect.
Summary of the invention
The present invention provides a kind of quantum dot liquid crystal display, is able to ascend the display effect of quantum dot liquid crystal display, with
Existing quantum dot liquid crystal display is solved, due to quantum dot liquid crystal display panel launching efficiency is low, it is more difficult to reach reason
The technical issues of high colour gamut, wide viewing angle, the high energy efficiency thought require, further result in poor 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 liquid crystal display, comprising: backlight module and is located above the backlight module
Liquid crystal display panel, the backlight module include the first quantum dot layer, the liquid crystal display panel include the second quantum dot layer；
Wherein, the low-refraction that the backlight module includes at least light guide plate, light guide plate light emission side surface is arranged in
Resin layer and first quantum dot layer, first quantum dot layer are coated on surface or the net of the low refractive index resin layer
Printed network point is in the lower surface of the light guide plate.
According to one preferred embodiment of the present invention, the liquid crystal display panel includes second quantum being arranged from bottom to top
Point film layer, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and upper polarizing layer.
According to one preferred embodiment of the present invention, the liquid crystal display panel includes second quantum being arranged from bottom to top
Point film layer, prismatic lens, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and upper polarizing layer.
According to one preferred embodiment of the present invention, the liquid crystal display panel includes second quantum being arranged from bottom to top
Point film layer, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and upper polarizing layer.
According to one preferred embodiment of the present invention, the liquid crystal display panel includes second quantum being arranged from bottom to top
Point film layer, prismatic lens, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and upper polarisation
Layer.
According to one preferred embodiment of the present invention, the liquid crystal display panel includes lower polarizing layer, the TFT being arranged from bottom to top
Array substrate, liquid crystal layer, color membrane substrates, the second quantum dot film layer and upper polarizing layer
According to one preferred embodiment of the present invention, the liquid crystal display panel includes the third quantum dot film being arranged from bottom to top
Layer, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and upper polarizing layer, the third
Quantum dot film layer is that second quantum dot layer is prepared after wire mark or nano-imprinting method patterning.
According to one preferred embodiment of the present invention, the material of the first quantum dot film layer and the second quantum dot film layer
Including polymer substrate and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes luminous nucleon and the inorganic protection shell that is wrapped in outside the luminous nucleon, the feux rouges material of the luminous nucleon
Material 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, one of ZnS and ZnO or more
Kind.
According to one preferred embodiment of the present invention, the first quantum dot film layer and the second quantum dot film layer further include
High stability composite quantum dot film layer structure, the high stability composite quantum dot film layer structure be mounted with hydrogel, MOFs or
Person CdSe-SiO2。
The invention has the benefit that quantum dot liquid crystal display provided by the invention, passes through the quantum on backlight module
The liquid crystal display panel for the film layer containing quantum dot that point film layer excitation is positioned above, increases the view of quantum dot liquid crystal display
Angle further reduced the energy consumption of quantum dot liquid crystal display, further improve the display effect of quantum dot liquid crystal display
Fruit.
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 the structural schematic diagram of quantum dot liquid crystal display first embodiment of the present invention.
Fig. 2 is the structural schematic diagram of quantum dot liquid crystal display second embodiment of the present invention.
Fig. 3 is the structural schematic diagram of quantum dot liquid crystal display 3rd embodiment of the present invention.
Fig. 4 is the structural schematic diagram of quantum dot liquid crystal display fourth embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the 5th embodiment of quantum dot liquid crystal display of the present invention.
Fig. 6 is the structural schematic diagram of quantum dot liquid crystal display sixth embodiment of the present invention.
Fig. 7 is the structural schematic diagram of the 7th embodiment of quantum dot liquid crystal display of the present invention.
Fig. 8 is the structural schematic diagram of the 8th embodiment of quantum dot liquid crystal display of the present invention.
Fig. 9 is the structural schematic diagram of the 9th embodiment of quantum dot liquid crystal display of the present invention.
Figure 10 is the structural schematic diagram of the tenth embodiment of quantum dot liquid crystal display of the present invention.
Figure 11 is the structural schematic diagram of the 11st embodiment of quantum dot liquid crystal display of the present invention.
Figure 12 is the structural schematic diagram of the 12nd embodiment of quantum dot liquid crystal display 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 liquid crystal display, due to the low original of quantum dot liquid crystal display panel launching efficiency
Cause, it is more difficult to the technical issues of reaching ideal high colour gamut, wide viewing angle, high energy efficiency requirement, further resulting in poor display effect, this
Embodiment is able to solve the defect.
As shown in Figure 1, being the structural schematic diagram of quantum dot liquid crystal display first embodiment of the present invention.Wherein, of the invention
There is provided a kind of quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal display above the backlight module 10
Panel 20；The low-refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, lower polarizing layer 22, TFT
Array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in Fig. 2, being the structural schematic diagram of quantum dot liquid crystal display second embodiment of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 include be arranged from bottom to top the second quantum dot film layer 21, prismatic lens 27, it is lower partially
Photosphere 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in figure 3, being the structural schematic diagram of quantum dot liquid crystal display 3rd embodiment of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, reflecting type polarizing increasing
Bright film 28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in figure 4, being the structural schematic diagram of quantum dot liquid crystal display fourth embodiment of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, prismatic lens 27, reflection
Formula brightness enhancement film 28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in figure 5, being the structural schematic diagram of the 5th embodiment of quantum dot liquid crystal display of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 include be arranged from bottom to top lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24,
Color membrane substrates 25, the second quantum dot film layer 21 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in fig. 6, being the structural schematic diagram of quantum dot liquid crystal display sixth embodiment of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, first quantum dot layer 13 are coated on the low refractive index resin layer 12
Surface；The liquid crystal display panel 20 includes the third quantum dot film layer 29 being arranged from bottom to top, dual brightness enhancement film
28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26, the third quantum dot
Film layer 29 is that second quantum dot layer 21 is prepared after wire mark or nano-imprinting method patterning.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in fig. 7, being the structural schematic diagram of the 7th embodiment of quantum dot liquid crystal display of the present invention.Wherein, of the invention
There is provided a kind of quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal display above the backlight module 10
Panel 20, the low-refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Resin layer 12 and first quantum dot layer 13, the first quantum dot film layer 13 is using wire mark method site in the light guide plate
11 lower surface；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, lower polarizing layer
22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in figure 8, being the structural schematic diagram of the 8th embodiment of quantum dot liquid crystal display of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20；The low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, the first quantum dot film layer 13 is using wire mark method site in the leaded light
The lower surface of plate 11；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, prismatic lens
27, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
As shown in figure 9, being the structural schematic diagram of the 9th embodiment of quantum dot liquid crystal display of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13；The first quantum dot film layer 13 is using wire mark method site in the leaded light
The lower surface of plate 11；The liquid crystal display panel 20 includes the second quantum dot film layer 21, reflective being arranged from bottom to top
Brightness enhancement film 28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
It as shown in Figure 10, is the structural schematic diagram of the tenth embodiment of quantum dot liquid crystal display of the present invention.Wherein, of the invention
There is provided another quantum dot liquid crystal display, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Show panel 20, the low refraction that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13, the first quantum dot film layer 13 is using wire mark method site in the leaded light
The lower surface of plate 11；The liquid crystal display panel 20 includes the second quantum dot film layer 21 being arranged from bottom to top, prismatic lens
27, dual brightness enhancement film 28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarisation
Layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
It as shown in figure 11, is the structural schematic diagram of the 11st embodiment of quantum dot liquid crystal display of the present invention.Wherein, this hair
Another quantum dot liquid crystal display of bright offer, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Display panel 20, the low folding that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13 are penetrated, the first quantum dot film layer 13 is led using wire mark method site in described
The lower surface of tabula rasa 11；The liquid crystal display panel 20 include be arranged from bottom to top lower polarizing layer 22, tft array substrate 23,
Liquid crystal layer 24, color membrane substrates 25, the second quantum dot film layer 21 and upper polarizing layer 26.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
It as shown in figure 12, is the structural schematic diagram of the 12nd embodiment of quantum dot liquid crystal display of the present invention.Wherein, this hair
Another quantum dot liquid crystal display of bright offer, comprising: backlight module 10 and the liquid crystal above the backlight module 10
Display panel 20, the low folding that the backlight module 10 includes at least light guide plate 11, the 11 light emission side surface of light guide plate is arranged in
Rate resin layer 12 and first quantum dot layer 13 are penetrated, the first quantum dot film layer 13 is led using wire mark method site in described
The lower surface of tabula rasa 11；The liquid crystal display panel 20 include be arranged from bottom to top third quantum dot film layer 29, it is reflective partially
Light brightness enhancement film 28, lower polarizing layer 22, tft array substrate 23, liquid crystal layer 24, color membrane substrates 25 and upper polarizing layer 26, described
Three quantum dot film layers 29 are that second quantum dot layer 21 is prepared after wire mark or nano-imprinting method patterning.
Specifically, the material of the first quantum dot film layer 13 and the second quantum dot film layer 21 includes polymer matrix
Matter and the quantum dot being scattered in polymer substrate.
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；The quantum dot includes hair
Light core and the inorganic protection shell being wrapped in outside the luminous nucleon, the red light material of the luminous nucleon includes CdSe, Cd2SeTe and
One of 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, one of ZnS and ZnO or a variety of.
Specifically, the first quantum dot film layer 13 and the second quantum dot film layer 21 further include that high stability is compound
Quantum dot film layer structure, the high stability composite quantum dot film layer structure are mounted with hydrogel, MOFs or CdSe-SiO2。
Specifically, swashing after the first quantum dot film layer 13 when light is projected by the light emission side of the light guide plate 11
The exciting light for issuing relatively narrow halfwidth inspires the exciting light of narrower halfwidth using the second quantum dot film layer 21, from
And the gamut range of display device can be promoted, improve picture quality.This is because quantum dot itself has light transfer capability, by
In the case where blue light excitation, electron transition occurs, the compound of electron hole is then completed in the form of fluorescent radiation；As allusion quotation
The zero dimensional nanometer materials of type, quantum dot all has the size within the scope of quantum confinement in all directions, therefore its fluorescent radiation is not
There are direction selections, can be with 360 ° of indistinguishably radiofluorescences, so as to active balance liquid crystal display after being stimulated
Each visual angle brightness.
The present invention devises a kind of quantum dot liquid crystal display, excites quantum dot liquid crystal using quantum dot light conducting plate structure
The form for showing panel has obtained a kind of high colour gamut, wide viewing angle, low energy consumption and the quantum dot displays for being suitble to volume production.Amount therein
Son point luminescent material has selected high stability composite quantum dot film layer structure, the high stability composite quantum dot film layer structure dress
It is loaded with hydrogel, MOFs or CdSe-SiO2, the common feature of these materials is the work improved with barrier water oxygen, drug resistance
With the barrier film of saving reduces cost.
The invention has the benefit that quantum dot liquid crystal display provided by the invention, passes through the quantum on backlight module
The liquid crystal display panel for the film layer containing quantum dot that point film layer excitation is positioned above, increases the view of quantum dot liquid crystal display
Angle further reduced the energy consumption of quantum dot liquid crystal display, further improve the display effect of quantum dot liquid crystal display
Fruit.
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 liquid crystal display characterized by comprising backlight module and above the backlight module
Liquid crystal display panel, the backlight module include the first quantum dot layer, and the liquid crystal display panel includes the second quantum dot layer；
Wherein, the low refractive index resin that the backlight module includes at least light guide plate, light guide plate light emission side surface is arranged in
Layer and first quantum dot layer, first quantum dot layer are coated on surface or the wire mark net of the low refractive index resin layer
Point is in the lower surface of the light guide plate.
2. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the second quantum dot film layer, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and the upper polarisation of upper setting
Layer.
3. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the second quantum dot film layer of upper setting, prismatic lens, lower polarizing layer, tft array substrate, liquid crystal layer, color membrane substrates and
Upper polarizing layer.
4. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the second quantum dot film layer of upper setting, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid crystal layer, coloured silk
Ilm substrate and upper polarizing layer.
5. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the second quantum dot film layer of upper setting, prismatic lens, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid
Crystal layer, color membrane substrates and upper polarizing layer.
6. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the lower polarizing layer of upper setting, tft array substrate, liquid crystal layer, color membrane substrates, the second quantum dot film layer and upper polarisation
Layer.
7. quantum dot liquid crystal display according to claim 1, which is characterized in that the liquid crystal display panel includes under
To the third quantum dot film layer of upper setting, dual brightness enhancement film, lower polarizing layer, tft array substrate, liquid crystal layer, color film base
Plate and upper polarizing layer, the third quantum dot film layer are second quantum dot layers by wire mark or nano-imprinting method pattern
It is prepared after change.
8. quantum dot liquid crystal display according to claim 1, which is characterized in that the first quantum dot film layer and institute
The material for stating the second quantum dot film layer includes polymer substrate and the quantum dot that is scattered in polymer substrate.
9. quantum dot liquid crystal display according to claim 8, which is characterized in that the polymer substrate is resin transparent
Material, the resin transparent material include acrylic resin, epoxy resin, cyclic olefin polymer, organosilan resinoid with
And one of cellulose ester or a variety of；The quantum dot includes luminous nucleon and the inorganic protective shell that is wrapped in outside the luminous nucleon
Layer, the red light material of the luminous nucleon includes CdSe, Cd2One of SeTe and InAs or a variety of；The green light of the luminous nucleon
Material includes ZnCdSe2, InP and Cd2One of SSe or a variety of；The inorganic protection shell includes CdS, ZnSe, ZnCdS2、
One of ZnS and ZnO or a variety of.
10. quantum dot liquid crystal display according to claim 8, which is characterized in that the first quantum dot film layer and
The second quantum dot film layer further includes high stability composite quantum dot film layer structure, the high stability composite quantum dot film layer
Structure is mounted with hydrogel, MOFs or CdSe-SiO2。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130447.3A CN109739051A (en) | 2019-02-21 | 2019-02-21 | Quantum dot liquid crystal display |
| PCT/CN2019/094443 WO2020168669A1 (en) | 2019-02-21 | 2019-07-02 | Quantum dot liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130447.3A CN109739051A (en) | 2019-02-21 | 2019-02-21 | Quantum dot liquid crystal display |
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| CN109739051A true CN109739051A (en) | 2019-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN110058449A (en) * | 2019-05-13 | 2019-07-26 | 深圳市华星光电技术有限公司 | Quantum dot liquid crystal display |
| CN110275238A (en) * | 2019-06-24 | 2019-09-24 | 深圳市华星光电技术有限公司 | Quantum dot polaroid structure and liquid crystal display |
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| CN112011122A (en) * | 2019-05-31 | 2020-12-01 | 苏州星烁纳米科技有限公司 | Quantum dot film and preparation method thereof |
| CN112965287A (en) * | 2020-05-08 | 2021-06-15 | 重庆康佳光电技术研究院有限公司 | Preparation method of color film substrate, display device and display back plate |
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| WO2020168669A1 (en) | 2020-08-27 |
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