CN109445174A - A kind of display panel and preparation method thereof, display device - Google Patents
A kind of display panel and preparation method thereof, display device Download PDFInfo
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- CN109445174A CN109445174A CN201910002905.5A CN201910002905A CN109445174A CN 109445174 A CN109445174 A CN 109445174A CN 201910002905 A CN201910002905 A CN 201910002905A CN 109445174 A CN109445174 A CN 109445174A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 195
- 239000002096 quantum dot Substances 0.000 claims abstract description 68
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 31
- 230000000903 blocking effect Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 12
- 239000004642 Polyimide Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000000605 extraction Methods 0.000 abstract description 5
- 239000010408 film Substances 0.000 description 23
- 238000010586 diagram Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 241001025261 Neoraja caerulea Species 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 150000002466 imines Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
Abstract
The present invention relates to field of display technology, a kind of display panel and preparation method thereof, display device are disclosed.Display panel includes the array substrate being oppositely arranged and opposite substrate, the liquid crystal layer between the array substrate and the object substrate；Wherein, the array substrate has the first structure of polarized light away from the side of the opposite substrate, and first structure of polarized light side is display surface；The opposite substrate includes: substrate, the second light polarizing film positioned at the substrate towards the liquid crystal layer side, the color blocking structure of the liquid crystal layer side is deviated from positioned at the substrate, the color blocking structure includes multiple quantum dot elements corresponding with sub-pixel unit.The light extraction efficiency of above-mentioned display panel is higher, and display yield with higher.
Description
Technical field
The present invention relates to field of display technology, in particular to a kind of display panel and preparation method thereof, display device.
Background technique
Quantum dot (QD) display technology is a kind of more feasible novel display technology, and a kind of current quantum dot shows skill
Art scheme is the color blocking structure by quantum dot as sub-pixel, and realizes display by the cooperation of liquid crystal and polaroid
Control；But there are some technical problems for the quantum dot display technology, for example, since the preparation process of polaroid is to loading end
It is more demanding, and to be easy to cause polaroid to prepare bad for the addition of quantum-dot structure, and then causes to show bad.
Summary of the invention
The invention discloses a kind of display panels and preparation method thereof, display device, it is therefore an objective to improve quantum dot display surface
The yield of plate.
In order to achieve the above objectives, the present invention the following technical schemes are provided:
A kind of display panel including the array substrate being oppositely arranged and opposite substrate, is located at the array substrate and described
Liquid crystal layer between object substrate；Wherein:
The array substrate has the first structure of polarized light, and first structure of polarized light away from the side of the opposite substrate
Side is display surface；
The opposite substrate includes: substrate, and the second light polarizing film positioned at the substrate towards the liquid crystal layer side is located at
The substrate deviates from the color blocking structure of the liquid crystal layer side, and the color blocking structure includes multiple amounts corresponding with sub-pixel unit
Sub- dot element.
Above-mentioned display panel, using quantum dot element as color blocking structure, with liquid crystal layer, the first structure of polarized light and the second polarisation
Film is as control switch, thus realize the display of each sub-pixel, due to being not provided with filter membranous layer, the light extraction efficiency of the display panel
It is higher.Also, in the display panel, the substrate that quantum dot element is set to opposite substrate deviates from the side of liquid crystal layer, and second
Light polarizing film is set to substrate towards liquid crystal layer side, since the surface of substrate is smooth and flat, so as to avoid the second polarisation
There is the problem of pattern lacks in nano impression manufacturing process in film, and the yield of the second light polarizing film, Jin Erti can be substantially improved
The display yield of high display panel；In addition, since quantum dot element is located at the side adjacent with backlight, apart from backlight compared with
Closely, so that launching efficiency is higher, display brightness and contrast can be improved；And the second light polarizing film enters close to liquid crystal layer side
Suffered influence is smaller before liquid crystal layer, so as to be further ensured that display yield.In conclusion above-mentioned display panel
Light extraction efficiency is higher, and display yield with higher.
Optionally, the substrate is flexible substrate；The opposite substrate further include: be located at the substrate and deviate from the liquid crystal
The hard substrate of layer side；The hard substrate has and the one-to-one through slot of quantum dot element；Each quantum dot
Unit is located in corresponding through slot.
Optionally, the material of the hard substrate is glass, with a thickness of 0.1-0.5mm；The material of the substrate is polyamides
Imines, thickness are less than 10um.
Optionally, the opposite substrate further include: deviate from the encapsulated layer of the one side of substrate positioned at the quantum dot element；
The encapsulated layer is configured to for the quantum dot element being sealed in corresponding groove.
Optionally, the opposite substrate further include: be located in the groove and be located at the quantum dot unit towards described
One side of substrate takes photosphere；It is described that photosphere is taken to include at least double-layer structure layer, and the refractive index of the structure sheaf close to substrate
Greater than the refractive index of the structure sheaf close to quantum dot element.
Optionally, the display panel further includes the backlight for deviating from the array substrate side positioned at the opposite substrate
Source, the backlight include light guide plate and deviate from the first catoptric arrangement of the opposite substrate side positioned at the light guide plate.
Optionally, the opposite substrate further include: positioned at the hard substrate away from the second reflection of the one side of substrate
Structure, the projection of second catoptric arrangement on substrate are located in the projection of the hard substrate on substrate.
Optionally, second catoptric arrangement is triangle along the section perpendicular to the substrate direction.
A kind of display device, including display panel described in any of the above-described technical solution.
A kind of preparation method of display panel, comprising the following steps:
Array substrate is prepared, the array substrate has the first structure of polarized light, and institute away from the side of the opposite substrate
Stating the first structure of polarized light side is display surface；
Opposite substrate is prepared, is specifically included:
Flexible substrate is prepared on side of the hard substrate towards the array substrate；
The second light polarizing film is prepared on side of the flexible substrate towards the array substrate；
Multiple through slots corresponding with sub-pixel unit are prepared away from the side of the flexible substrate in the hard substrate；
Quantum dot element is prepared in each through slot；
Prepare encapsulated layer on the quantum dot element, the encapsulated layer is configured to for the quantum dot element to be sealed in pair
In the groove answered.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention；
Fig. 2 is a kind of hard substrate of opposite substrate provided in an embodiment of the present invention and the structural schematic diagram of flexible substrate；
Fig. 3 is a kind of hard substrate of opposite substrate, flexible substrate and the second light polarizing film provided in an embodiment of the present invention
Structural schematic diagram；
Fig. 4 is the partial structure diagram after a kind of display panel liquid crystal pairing provided in an embodiment of the present invention；
Fig. 5 is that a kind of hard substrate of display panel provided in an embodiment of the present invention etches the structural representation after forming through slot
Figure；
Fig. 6 is that a kind of display panel provided in an embodiment of the present invention forms the structural schematic diagram after taking photosphere in through slot；
Fig. 7 is that a kind of display panel provided in an embodiment of the present invention forms the structural representation after quantum dot element in through slot
Figure；
Fig. 8 is that a kind of display panel provided in an embodiment of the present invention forms the structural schematic diagram after encapsulated layer；
Fig. 9 is that a kind of display panel provided in an embodiment of the present invention forms the structural schematic diagram after the second catoptric arrangement；
Figure 10 is the principle of reflection schematic diagram of the second catoptric arrangement in a kind of display panel provided in an embodiment of the present invention；
Figure 11 is a kind of preparation method flow chart of display panel provided in an embodiment of the present invention；
Figure 12 is a kind of preparation method flow chart of the opposite substrate of display panel provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in figs. 1-9, the embodiment of the invention provides a kind of display panels, including the array substrate 1 being oppositely arranged
And opposite substrate 2, the liquid crystal layer 3 between array substrate 1 and opposite substrate 2；Wherein:
Array substrate 1 has the first structure of polarized light 11 away from the side of opposite substrate 2, and 11 side of the first structure of polarized light is
Display surface；
Opposite substrate 2 includes: substrate 22, the second light polarizing film 21 positioned at substrate 22 towards 3 side of liquid crystal layer, is located at substrate
22 deviate from the color blocking structure of 3 side of liquid crystal layer, and color blocking structure includes multiple quantum dot elements 23 corresponding with sub-pixel unit.
Above-mentioned display panel, using quantum dot element 23 as color blocking structure, with liquid crystal layer 3, the first structure of polarized light 11 and
Two light polarizing films 21 are used as control switch, to realize the display of each sub-pixel, due to being not provided with filter membranous layer, the display panel
Light extraction efficiency is higher.Also, in the display panel, quantum dot element 23 is set to the substrate 22 of opposite substrate 2 away from liquid crystal layer 3
Side, and the second light polarizing film 21 is set to substrate 22 towards 3 side of liquid crystal layer, since the surface of substrate 22 is smooth and flat,
So as to avoid the problem that the second light polarizing film 21 pattern lacks occurs in nano impression manufacturing process, can be substantially improved
The yield of two light polarizing films 21, and then improve the display yield of display panel；In addition, since quantum dot element 23 is located at and backlight
Adjacent side, it is closer apart from backlight, so that launching efficiency is higher, display brightness and contrast can be improved；And second is inclined
Light film 21 is close to 3 side of liquid crystal layer, and the influence suffered before into liquid crystal layer 3 is smaller, so as to be further ensured that display
Yield.In conclusion the light extraction efficiency of above-mentioned display panel is higher, and display yield with higher.
As shown in Figure 1, the substrate 22 of opposite substrate 2 can be flexible substrate 22, opposite base in a kind of specific embodiment
Plate 2 further includes the hard substrate 24 for deviating from 3 side of liquid crystal layer positioned at the flexible substrate 22, which is used to carry flexibility
Substrate 22 and other each film layer structures.Specifically, during the preparation process, first forming flexible substrate 22 in hard substrate 24, so
The second light polarizing film 21 is prepared in flexible substrate 22 afterwards, it is ensured that the flatness of the carrier side of nano impression, and then improve the
Two light polarizing films 21 prepare yield.
Optionally, as shown in figure 5, having and the one-to-one through slot 240 of quantum dot element 23 in hard substrate 24；Each amount
Sub- dot element 23 is located in corresponding through slot 240；On the one hand, the hard substrate 24 quantum dot element 23 can be played carrying,
The effect of isolation and protection；On the other hand, the figure of the hard substrate 24 is similar between quantum dot unit 23 and defines structure,
It can be convenient the preparation of quantum dot element 23, raising prepares yield.
Optionally, the material of hard substrate 24 is glass；The material of substrate 22 is polyimides (PI), preferably high transmission
The white PI of rate.Certainly, hard substrate 24 and substrate 22 are not limited to above-mentioned material, or other translucent materials.
Optionally, hard substrate 24 with a thickness of 0.1-0.5mm, preferably 0.1mm；The thickness of substrate 22 is less than 10um.
On the one hand on the other hand the setting can minimize opposite substrate 2 in the hardness and bearing capacity for guaranteeing opposite substrate 2
Thickness.
As shown in Figure 1, in a kind of specific embodiment, opposite substrate 2 further include: be located at quantum dot element 23 and deviate from substrate
The encapsulated layer of 22 sides, the encapsulated layer are configured to for quantum dot element 23 being sealed in corresponding through slot 240, prevent quantum dot material
Expect performance failure.
Optionally, which includes encapsulation unit 26 corresponding with quantum dot element 23, and each encapsulation unit 26 will be right
The quantum dot element 23 answered is sealed in corresponding through slot 240.
Specifically, light resistance structure may include three kinds of quantum dot elements 23, three kinds of quantum dot elements 23 are distinguished after being stimulated
Three kinds of primitive color lights, such as feux rouges, green light and blue light are radiated, three kinds of quantum dot elements 23 correspond respectively to three sub-pixels, can be with
Realize the monochromatic display of each sub-pixels.
Alternatively, backlight uses blue light, and light resistance structure includes the sub- dot element 23 of two amounts, and the sub- dot element 23 of two amounts divides
Not Fu She feux rouges and green light, respectively correspond red sub-pixel and green sub-pixels, and the region of blue subpixels is not provided with quantum
Point, can direct light transmission, backlight can directly display through blue subpixel areas.
As shown in Figure 1, in a kind of specific embodiment, opposite substrate 2 further include: be located in through slot 240 and be located at quantum
Dot element 23 takes photosphere 25 towards 22 side of substrate；Specifically, it includes along substrate 22 to quantum dot element 23 that this, which takes photosphere 25,
At least double-layer structure layer 250 of direction arrangement, and be greater than close to the refractive index of the structure sheaf 250 of substrate 22 close to quantum dot element
The refractive index of 23 structure sheaf 250.Photosphere 25 is taken by this, the light that quantum dot element 23 radiates can be oriented and be taken out, reduced
The scattering of light, to improve the emitting brightness and contrast of sub-pixel.
As shown in Figure 1, in a kind of specific embodiment, the display panel of the embodiment of the present invention further includes being located at opposite base
Plate 2 deviates from the backlight 4 of 1 side of array substrate.
Optionally, which includes light guide plate 41, the first reflection positioned at light guide plate 41 away from 2 side of opposite substrate
Structure 42 and light source positioned at 41 incidence surface side of light guide plate.
Optionally, light source can be blue-ray LED, different quantum dot elements 23 can be made to distinguish using blue-ray LED excitation
Give off feux rouges or green light.
As shown in Figure 1, opposite substrate 2 can also include: positioned at hard substrate 24 away from lining in a kind of specific embodiment
Second catoptric arrangement 27 of 22 side of bottom, the projection of the second catoptric arrangement 27 on substrate 22 are located at hard substrate 24 in substrate
In projection on 22, i.e., the projecting figure of the second catoptric arrangement 27 is arranged around quantum dot element 23.Second catoptric arrangement 27
The backlight reached between quantum dot element 23 can be reflected, so that it enters in quantum dot element 23, to improve back
Light utilization efficiency.
Optionally, the second catoptric arrangement 27 is triangle along the section perpendicular to 22 direction of substrate；Specifically, this is second anti-
Penetrating every part of the structure 27 between adjacent quantum dot unit 23 is all in triangular prism shape, so that every partial cross section is all triangle
Shape, the section along entire opposite substrate 2 see that the catoptric arrangement includes multiple triangular-sections.
As shown in Figure 10, it when backlight reaches the surface of triangular prism structure 270 from light guide plate 41, can be reflected onto adjacent
In quantum dot element 23, so as to improve the utilization rate of backlight.
In a kind of specific embodiment, array substrate 1 further includes film crystal array corresponding with sub-pixel and pixel electricity
Pole (not shown), for realizing circuit control and liquid crystal drive, film crystal array and pixel electrode are located at array substrate 1
Side of the substrate towards liquid crystal layer 3.
Further, as shown in Figure 1, array substrate 1 further includes light shield layer 12, light shield layer 12 be located at film crystal array and
Between substrate, for defining sub-pixel opening, the structures such as thin film transistor (TFT) and metal wire is blocked, prevent panel to the anti-of environment light
It penetrates, improves contrast.
The embodiment of the invention also provides a kind of display device, which includes the display in any of the above-described embodiment
Panel.
In addition, as shown in figure 11, the embodiment of the invention also provides a kind of preparation methods of display panel, including following step
It is rapid:
Step 101, array substrate 1 is prepared, which has the first structure of polarized light away from the side of opposite substrate 2
11, and 11 side of the first structure of polarized light is display surface；
Step 102, opposite substrate 2 is prepared, which includes: substrate 22, is located at substrate 22 towards liquid crystal layer 3 one
Second light polarizing film 21 of side, the color blocking structure of 3 side of liquid crystal layer is deviated from positioned at substrate 22, and color blocking structure includes and sub-pixel unit
One-to-one multiple quantum dot elements 23.
As shown in figure 12, in a kind of specific embodiment, opposite substrate 2 is prepared, specifically includes the following steps:
Step 201, as shown in Fig. 2, preparing flexible substrate 22 on side of the hard substrate 24 towards array substrate 1；
Step 202, as shown in figure 3, preparing the second light polarizing film 21 on side of the flexible substrate 22 towards array substrate 1；
Step 203, as shown in figure 5, in hard substrate 24 away from the preparation of the side of flexible substrate 22 and sub-pixel unit pair
The through slot 240 answered；
Step 204, as shown in fig. 7, preparing quantum dot element 23 in each through slot 240；
Step 205, as shown in figure 8, preparing encapsulated layer 26 on quantum dot element 23, encapsulated layer 26 is configured to quantum dot
Unit 23 is sealed in corresponding through slot 240.
Optionally, the material of hard substrate 24 is glass, and the material of flexible substrate 22 is PI.
Specifically, surface is smooth and flatness is higher as shown in figure 3, flexible substrate 22 is located in hard substrate 24；Second
Light polarizing film 21 is carrier with flexible substrate 22, using in nano-imprint process manufacturing process, can avoid the occurrence of pattern lacks
So yield is higher, and then the display yield of display panel can be improved in problem.
Optionally, before step 203, as shown in figure 4, array substrate 1 and opposite substrate 2 can be carried out sealing box
Dress；Alternatively, after step 205 array substrate 1 and opposite substrate 2 can also encapsulate box.
Optionally, in step 203, hard substrates 22 can be performed etching, until etching into 22 layers of flexible substrate, thus
Form 240 figure of through slot.Further, before step 203, hard substrates 22 can also be carried out thinned, be thinned to as far as possible
0.1mm。
Optionally, in step 204, quantum dot element 23 can be prepared by printing or light shield technique, each quantum dot
Unit 23 will be located in the through slot 240 of hard substrates 22.
Further, before the step 204, that is, it prepares between quantum dot element 23, as shown in fig. 6, can also be in through slot
Deposition takes photosphere 25 in 240, this takes photosphere 25 to include at least double-layer structure layer 250, and the refractive index of endothecium structure layer 250 is greater than
The refractive index of layer structure layer 250.By taking the refractive index of luminescent material to be continuously improved, it can prevent quantum dot element 23 from issuing
Light is spread to two sides, so as to realize that the directionality of radiant light is taken out, and then improves the emitting brightness and comparison of each sub-pixel
Degree.
Optionally, after step 205, the manufacturing process of opposite substrate 2 can with the following steps are included:
As shown in figure 9, prepare the second catoptric arrangement 26 away from the side of flexible substrate 22 in hard substrate 24, this is second anti-
It penetrates projection of the structure 26 in flexible substrate 22 and is located at hard substrate 24 in the projection in flexible substrate 22, is i.e. second reflection
The projecting figure of structure 26 is arranged around quantum dot element 23.
Optionally, the second catoptric arrangement 26 is triangle along the section perpendicular to 22 direction of flexible substrate；Specifically, this
Every part of two catoptric arrangements 26 between adjacent quantum dot unit 23 is all in triangular prism shape, and then every partial cross section is all three
It is angular, thus, the section along entire opposite substrate 2 is seen, which includes multiple triangular-sections.Such as Figure 10 institute
Show, when backlight reaches the surface of triangular prism structure 270, can be reflected onto adjacent quantum dot element 23, so as to
Improve the utilization rate of light.
In addition, as shown in Figure 1, the preparation method of display panel provided in an embodiment of the present invention, can also include backlight 4
Manufacturing process, specifically include and prepare light guide plate 41, light guide plate 41 backlight side prepare the first catoptric arrangement 42, in light guide plate
41 incidence surface side setting light source and etc..
Obviously, those skilled in the art can carry out various modification and variations without departing from this hair to the embodiment of the present invention
Bright spirit and scope.In this way, if these modifications and changes of the present invention belongs to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of display panel, which is characterized in that including the array substrate being oppositely arranged and opposite substrate, be located at the array base
Liquid crystal layer between plate and the object substrate；Wherein,
The array substrate has the first structure of polarized light, and first structure of polarized light side away from the side of the opposite substrate
For display surface；
The opposite substrate includes: substrate, the second light polarizing film positioned at the substrate towards the liquid crystal layer side, is located at described
Substrate deviates from the color blocking structure of the liquid crystal layer side, and the color blocking structure includes multiple quantum dots corresponding with sub-pixel unit
Unit.
2. display panel as described in claim 1, which is characterized in that the substrate is flexible substrate；The opposite substrate is also
It include: the hard substrate for deviating from the liquid crystal layer side positioned at the substrate；The hard substrate has and the quantum dot list
The one-to-one through slot of member；Each quantum dot element is located in corresponding through slot.
3. display panel as claimed in claim 2, which is characterized in that the material of the hard substrate is glass, with a thickness of
0.1-0.5mm；The material of the substrate is polyimides, and thickness is less than 10um.
4. display panel as claimed in claim 2, which is characterized in that the opposite substrate further include: be located at the quantum dot
Unit deviates from the encapsulated layer of the one side of substrate；The encapsulated layer is configured to the quantum dot element being sealed in corresponding groove
It is interior.
5. display panel as claimed in claim 2, which is characterized in that the opposite substrate further include: be located in the groove
And it is located at the quantum dot unit and takes photosphere towards the one side of substrate；It is described that photosphere is taken to include at least double-layer structure layer, and
It is greater than the refractive index of the structure sheaf close to quantum dot element close to the refractive index of the structure sheaf of substrate.
6. such as the described in any item display panels of claim 2-5, which is characterized in that further include being located at the opposite substrate to deviate from
The backlight of the array substrate side, the backlight include light guide plate and are located at the light guide plate away from the opposite base
First catoptric arrangement of plate side.
7. display panel as claimed in claim 6, which is characterized in that the opposite substrate further include: be located at the hard base
Bottom deviates from the second catoptric arrangement of the one side of substrate, and the projection of second catoptric arrangement on substrate is located at the hard base
In the projection of bottom on substrate.
8. display panel as claimed in claim 7, which is characterized in that second catoptric arrangement is along perpendicular to the substrate side
To section be triangle.
9. a kind of display device, which is characterized in that including the described in any item display panels of claim 1-8.
10. a kind of preparation method of display panel, which comprises the following steps:
Array substrate is prepared, the array substrate has the first structure of polarized light, and described the away from the side of the opposite substrate
One structure of polarized light side is display surface；
Opposite substrate is prepared, is specifically included:
Flexible substrate is prepared on side of the hard substrate towards the array substrate；
The second light polarizing film is prepared on side of the flexible substrate towards the array substrate；
Multiple through slots corresponding with sub-pixel unit are prepared away from the side of the flexible substrate in the hard substrate；
Quantum dot element is prepared in each through slot；
Encapsulated layer is prepared on the quantum dot element, the encapsulated layer is configured to for the quantum dot element being sealed in corresponding
In groove.
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