CN110211491A - A kind of preparation method of color membrane substrates, display panel and display panel - Google Patents
A kind of preparation method of color membrane substrates, display panel and display panel Download PDFInfo
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- CN110211491A CN110211491A CN201910486340.2A CN201910486340A CN110211491A CN 110211491 A CN110211491 A CN 110211491A CN 201910486340 A CN201910486340 A CN 201910486340A CN 110211491 A CN110211491 A CN 110211491A
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- black matrix
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- 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
- G02F1/133512—Light shielding layers, e.g. black matrix
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- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- 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
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
Abstract
The present invention relates to field of display technology, in particular to the preparation method of a kind of color membrane substrates, display panel and display panel.The color membrane substrates include: underlay substrate;It is set to the first black matrix of one side surface of underlay substrate, the first black matrix, which is formed with, is open interior rule of pressing filled with the first green quantum dot layer and the first red quantum dot layer with one-to-one first opening of the sub-pixel unit of display panel, first;It is set to the second black matrix that underlay substrate deviates from one side surface of the first black matrix, the second black matrix is formed with to be open with the first opening one-to-one second, corresponding with the first opening filled with the second green quantum dot layer and the second red quantum dot layer in the second opening.The color membrane substrates increase the thickness of quantum stippling film in entire color membrane substrates, to reduce the transmitance of blue light, improve the conversion ratio and entirety display colour gamut of blue light.
Description
Technical field
The present invention relates to field of display technology, in particular to the preparation of a kind of color membrane substrates, display panel and display panel
Method.
Background technique
It is capable of the natural color of presentation of maximum magnitude with progress, display with the continuous development of display technology and to people
Bring the visual experience more really shaken extremely important.In the implementation of wide colour gamut, quantum dot light emitting spectrum is narrow, color
Purity is high shows unique advantage.Existing quantum dot is divided into luminescence generated by light and the luminous side of two class of electroluminescent in display field
Formula.
One of which of the QDCF (Quantum Dot Color Filter, quantum stippling film) as luminescence generated by light quantum dot
Using being widely studied in recent years, red green quantum dot can be excited to realize full-color display with the light of blue light backlight.Wherein with
Blue light organic emissive diode, the micro-led device for backlight design, due to can actively shine, not need to increase
The preparation of polaroid is considered as the best route selection of large scale TV.Existing QDCF device is generally asked present in the integration process
Topic is blue light leak, and quantum stippling film cannot completely convert the blue light in backlight to required red-green glow, this is largely effected on
The promotion of colour gamut.Research finds that the transmitance of blue light will be greatly reduced with the thickness promotion of quantum dot, and makes in the prior art
About the main reason for quantum dot thickness thickness for being pixel dielectric layer.
Summary of the invention
The invention discloses the preparation methods of a kind of color membrane substrates, display panel and display panel, for improving quantum dot
Color film blue light transformation efficiency is to improve colour gamut.
In order to achieve the above objectives, the present invention the following technical schemes are provided:
A kind of color membrane substrates, comprising:
Underlay substrate;
It is set to the first black matrix of one side surface of underlay substrate, first black matrix is formed with and display panel
Sub-pixel unit it is one-to-one first opening, wherein it is corresponding with the green sub-pixels of display panel first opening in fill out
Filled with the first green quantum dot layer, the first red quantum is filled in the first opening corresponding with the red sub-pixel of display panel
Point layer;
It is set to the second black matrix that the underlay substrate deviates from one side surface of the first black matrix, the second black square
Battle array is formed with and one-to-one second opening of first opening, wherein corresponding with the green sub-pixels of display panel the
Filled with the second green quantum dot layer in two openings, filled with the in the second opening corresponding with the red sub-pixel of display panel
Two red quantum dot layers;
In every mutual corresponding first opening of a pair and second opening, first opening is in the substrate base
Orthographic projection on plate is overlapped with orthographic projection of second opening on the underlay substrate.
Above-mentioned color membrane substrates, by being respectively formed the first black matrix and the second black matrix, and first in underlay substrate two sides
First opening of black matrix is corresponding with the second opening of the second black matrix, and the in a manner of corresponding with the color of display panel
Filling color quantum dot layer in one opening and the second opening, increases the thickness of quantum stippling film in entire color membrane substrates, thus
The transmitance for reducing blue light improves the conversion ratio and entirety display colour gamut of blue light.
Optionally, along the direction perpendicular to the underlay substrate, the height of first black matrix is 4-8 μm, and/or,
The height of second black matrix is 4-8 μm.
Optionally, filled with scattering particles in first opening corresponding with the blue subpixels of display panel, and/
Or, being filled with scattering particles in second opening corresponding with the blue subpixels of display panel.
It optionally, further include the color film encapsulated layer for being set to the underlay substrate two sides.
A kind of display panel, including backlight assembly and above-mentioned technical proposal provide it is any as described in color film base
Plate;
The backlight assembly is docked with the color membrane substrates and is encapsulated by encapsulating structure.
Optionally, the backlight assembly includes backlight substrate, and the backlight substrate is for docking the one of the color membrane substrates
Side is disposed with backlight device and backlight package layer.
Optionally, the encapsulating structure includes packaging adhesive frame;
The packaging adhesive frame is used to encapsulate the side of the color membrane substrates and the backlight assembly.
It optionally, further include being set to the color membrane substrates away from the protective film of the backlight assembly side and/or justifying inclined
Mating plate.
A kind of preparation method of display panel, comprising:
First black matrix with multiple first openings is formed in a side surface of underlay substrate;
The second black square with multiple second openings is formed away from a side surface of first black matrix in underlay substrate
Battle array, second opening corresponded with first opening and first orthographic projection of the opening on the underlay substrate with
Orthographic projection of second opening on the underlay substrate is overlapped.
Protective film is formed in the side surface that the underlay substrate is provided with first black matrix;
The green quantum dot layer of filling second into second opening corresponding with the green sub-pixels of display panel, to
The second red quantum dot layer is filled in corresponding second opening of the red sub-pixel of display panel;
Encapsulate the side that the underlay substrate is provided with second black matrix;
The side that the underlay substrate is provided with second black matrix is docked with backlight assembly;
Remove the protective film;
The green quantum dot layer of filling first into the first opening corresponding with the green sub-pixels of display panel, to display
The first red quantum dot layer is filled in corresponding first opening of the red sub-pixel of panel;
The side for encapsulating the underlay substrate and the backlight assembly and the underlay substrate are away from the backlight assembly
Side.
Optionally, the green quantum dot of filling second into the second opening corresponding with the green sub-pixels of display panel
Layer, to it is corresponding with the red sub-pixel of display panel second opening in fill the second red quantum dot layer when, further include to
Scattering particles is filled in corresponding second opening of the blue subpixels of display panel;
And/or the green quantum dot of filling first into the first opening corresponding with the green sub-pixels of display panel
Layer, to it is corresponding with the red sub-pixel of display panel first opening in fill the first red quantum dot layer when, further include to
Scattering particles is filled in corresponding first opening of the blue subpixels of display panel.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of color membrane substrates provided in an embodiment of the present invention;
Fig. 2 is a kind of structural schematic diagram of display panel provided in an embodiment of the present invention;
Fig. 3 is a kind of flow diagram of the preparation method of display panel provided in an embodiment of the present invention;
Fig. 4 a to Fig. 4 i is display surface in a kind of preparation method preparation process of display panel provided in an embodiment of the present invention
Plate schematic diagram of structural changes.
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 Figure 1, the embodiment of the invention provides a kind of color membrane substrates, which includes:
Underlay substrate 10;
It is set to the first black matrix 11 of 10 1 side surface of underlay substrate, the first black matrix 11 is formed with and display panel
One-to-one first opening of sub-pixel unit, wherein filling in the first opening corresponding with the green sub-pixels of display panel
There is the first green quantum dot layer 111, is filled with the first amount of red in the first opening corresponding with the red sub-pixel of display panel
Son point layer 112;
It is set to the second black matrix 12 that underlay substrate 10 deviates from 11 1 side surface of the first black matrix, 12 shape of the second black matrix
Cheng Youyu first be open it is one-to-one second opening, wherein it is corresponding with the green sub-pixels of display panel second opening in
It is red filled with second in the second opening corresponding with the red sub-pixel of display panel filled with the second green quantum dot layer 121
Color quantum dot layer 122;
In every mutual corresponding the first opening and the second opening of a pair, the first orthographic projection of the opening on underlay substrate 10 with
Orthographic projection of second opening on underlay substrate 10 is overlapped.
The display surface of color display panel is divided into multiple sub-pixel units, and each sub-pixel unit corresponds to a kind of color
Sub-pixel unit, sub-pixel unit can be green sub-pixels, red sub-pixel or blue subpixels.First in the present embodiment
The second opening that the first opening and the second black matrix 12 that black matrix 11 is formed are formed is corresponding with above-mentioned sub-pixel unit respectively, uses
In filling quantum dot layer.
Specifically, in the first opening of the first black matrix 11, the first opening corresponding with the green sub-pixels of display panel
It is inside filled with the first green quantum dot layer 111, the sub- picture of red for blue light backlight to be converted to green display, with display panel
It is filled with the first red quantum dot layer 112 in corresponding first opening of element, for blue light backlight to be converted to red display;And the
In second opening of two black matrix 12, filled with the second green amount in the second opening corresponding with the green sub-pixels of display panel
Son point layer 121, for blue light backlight to be converted to green display, in the second opening corresponding with the red sub-pixel of display panel
Filled with the second red quantum dot layer 122, for blue light backlight to be converted to red display.Therefore, underlay substrate 10 two sides
The color of colored quantum dot film is mutual corresponding.Also, the first opening and the second opening correspond and in underlay substrates 10
On orthographic projection be overlapped, therefore drop shadow spread of the same color colour quantum dot film of 10 two sides of underlay substrate on underlay substrate 10
Be it is corresponding, guarantee the color display effect of color membrane substrates.
Above-mentioned color membrane substrates, by being respectively formed the first black matrix 11 and the second black matrix 12 in 10 two sides of underlay substrate,
And first black matrix 11 the first opening it is corresponding with the second opening of the second black matrix 12, and with corresponding with the color of display panel
Mode in the first opening and the second opening filling color quantum dot layer increase compared to existing quantum dot color membrane substrates
The thickness of quantum stippling film in entire color membrane substrates, in addition, the first black matrix 11 and second black matrix 12 are correspondingly arranged, into
One step prevents blue light backlight light leakage, to reduce the transmitance of blue light, improves conversion ratio and the entirety display of blue light
Colour gamut.
It should be noted that the first black matrix 11 side vertical with underlay substrate 10 has lyophily, deviate from substrate base
The surface of plate 10 has lyophobicity, and being conducive to that quantum dot layer is filled into two will not be residual in the first opening of the first black matrix 11 formation
It is left to the surface that the first black matrix 11 deviates from underlay substrate 10.The appearance of this performance is because in the material of the first black matrix 11
Added with the lesser substance of surface tension, during the first black matrix 11 solidifies and dries, which is relatively easily accumulated in
First black matrix 11 deviates from the surface of underlay substrate 10, enables the first black matrix 11 away from the surface on the surface of underlay substrate 10
Less than the first black matrix 11 perpendicular to the surface energy of the side of underlay substrate 10.
Certainly, the second black matrix 12 is identical as the material of the first black matrix 11, structure and performance are similar, i.e. the second black matrix
12 sides vertical with underlay substrate 10 have lyophily, have lyophobicity away from the surface of underlay substrate 10.
Specifically, along the direction perpendicular to underlay substrate 10, the height of the first black matrix 11 is 4-8 μm, and/or, second
The height of black matrix 12 is 4-8 μm.Suitable first black matrix, 11 height and 12 height of the second black matrix is selected to can satisfy coloured silk
The use demand of ilm substrate.
In above-mentioned color membrane substrates, the first opening and the second opening corresponding with the blue subpixels of display panel are not needed pair
Blue light backlight is handled, it is only necessary to blue light is issued, therefore can be vacant, so that blue light backlight is directly through the first opening and second
Opening projects.
As a preferred embodiment, scattering particles is filled in the first opening opposite with blue subpixels in display panel
13, and/or, scattering particles 13 is filled in the second opening opposite with blue subpixels in display panel.13 energy of scattering particles
It is enough preferably to reflect away blue light backlight, effective diffuse reflection effect is played, display effect is improved.
Certainly, above-mentioned color membrane substrates further include the color film encapsulated layer 14 for being set to 10 two sides of underlay substrate.Color film encapsulated layer
14 can cover the first black matrix 11 of 10 two sides of underlay substrate, the second black matrix 12 and all quantum stippling film layers.
Based on same invention thinking, the present invention also provides a kind of display panels, as shown in Fig. 2, the display panel includes
Backlight assembly and such as any color membrane substrates provided by the above embodiment, backlight assembly docks with color membrane substrates and passes through encapsulation
Construction packages.
Wherein, backlight assembly is blue light backlight assembly, for emitting blue light.It can be blue light organic emissive diode, indigo plant
The luminescent devices such as the miniature Organic Light Emitting Diode of light-emitting diode, blue light.
By taking blue light organic emissive diode as an example, the backlight assembly in the present embodiment includes backlight substrate 20, backlight substrate
20 are disposed with backlight device 21 and backlight package layer 22 for docking the side of color membrane substrates.Wherein backlight device 21 is thin
Film transistor device, backlight package layer 22 are packaging film.
After color membrane substrates and backlight assembly dock, the color film encapsulated layer 14 of color membrane substrates and the backlight package of backlight assembly
Pass through 40 gluing of adhesive glue between layer 22.
Wherein, the encapsulating structure for encapsulating color membrane substrates and backlight assembly includes packaging adhesive frame 30;Packaging adhesive frame 30 is used
In the side of encapsulation color membrane substrates and backlight assembly, total is encapsulated.
In addition, the display panel further includes being set to color membrane substrates away from the protective film 50 of backlight assembly side and/or circle
Polaroid.Wherein, as shown in Fig. 2, the display panel is provided only with protective film 50 away from backlight assembly side in color membrane substrates.
In addition, the embodiment of the present invention also provides a kind of preparation method of display panel, as shown in figure 3, being used to prepare above-mentioned
Display panel.The preparation method is done to be discussed in detail in conjunction with Fig. 4 a to Fig. 4 i:
S1: first black matrix 11 with multiple first openings is formed in a side surface of underlay substrate 10;
Specifically, black matrix photosensitive material is coated with by way of spin coating and blade coating on underlay substrate 10, to substrate base
Plate 10 carries out preceding baking, and then it is aobvious to carry out mask plate exposure for 10 side of underlay substrate to above-mentioned with black matrix photosensitive material
Shadow, baking handles to obtain the first black matrix 11 after then carrying out, and structure is as shown in fig. 4 a.
S2: it is black that second with multiple second openings is formed in the side surface that underlay substrate 10 deviates from the first black matrix 11
Matrix 12, the second opening is corresponded with the first opening and orthographic projection of first opening on underlay substrate 10 exists with the second opening
Orthographic projection on underlay substrate 10 is overlapped;
Specifically, after step S1, by 10 turn-over of underlay substrate, using technique identical with step S1 in underlay substrate 10
The second black matrix 12 is formed away from a side surface of the first black matrix 11, structure is as shown in Figure 4 b.
At this point, the first black matrix 11 and the second black matrix 12 of 10 two sides of underlay substrate complete, along perpendicular to substrate
The direction of substrate 10, the height of the first black matrix 11 can be 4-8 μm, and the height of the second black matrix 12 may be 4-8 μm.
S3: protective film 50 is formed in the side surface that underlay substrate 10 is provided with the first black matrix 11, is obtained such as Fig. 4 c institute
The structure shown;
S4: the green quantum dot layer 121 of filling second into the second opening corresponding with the green sub-pixels of display panel, to
The second red quantum dot layer 122 is filled in the second opening corresponding with the red sub-pixel of display panel.
Specifically, using the mode of inkjet printing according to the green quantum dot layer 121 of above-mentioned corresponding relationship filling second and the
Two red quantum dot layers 122.Also, it in this step, is filled out into the second opening corresponding with the green sub-pixels of display panel
The second green quantum dot layer 121 is filled, fills the second amount of red into the second opening corresponding with the red sub-pixel of display panel
It further include filling scattering particles 13, solidification into the second opening corresponding with the blue subpixels of display panel when son point layer 122
Structure as shown in figure 4d is obtained afterwards.
S5: package substrate substrate 10 is provided with the side of the second black matrix 12;
Specifically, coloured silk is formed by chemical vapor deposition process in the side that underlay substrate 10 is provided with the second black matrix 12
Film encapsulated layer 14, the side that underlay substrate 10 is provided with the second black matrix 12 complete the production, and obtain structure as shown in fig 4e.
S6: the side that underlay substrate 10 is provided with the second black matrix 12 is docked with backlight assembly;
Specifically, underlay substrate 10, which is provided with the side of the second black matrix 12 and backlight assembly, has the one of backlight device 21
Box, the i.e. color film encapsulated layer 14 of 10 side of underlay substrate are docked with the backlight package layer 22 of backlight assembly and using adhesive glues side
40 bondings, the side that underlay substrate 10 is provided with the first black matrix 11 deviate from backlight assembly outwardly, and structure is as shown in fig. 4f.
S7: removal protective film 50;The side that underlay substrate 10 is provided with the first black matrix 11 is arranged in protective film 50, removal
The structure such as Fig. 4 g is obtained after protective film 50.
S8: the green quantum dot layer 111 of filling first into the first opening corresponding with the green sub-pixels of display panel, to
The first red quantum dot layer 112 is filled in the first opening corresponding with the red sub-pixel of display panel;
Specifically, using the mode of inkjet printing according to the green quantum dot layer 111 of above-mentioned corresponding relationship filling first and the
One red quantum dot layer 112, also, the first green of filling amount into the first opening corresponding with the green sub-pixels of display panel
Son point layer 111, when filling the first red quantum dot layer 112 into the first opening corresponding with the red sub-pixel of display panel,
Further include filling scattering particles 13 into the first opening corresponding with the blue subpixels of display panel, is obtained after solidification such as Fig. 4 h
Shown in structure.
S9: the side and underlay substrate 10 of package substrate substrate 10 and backlight assembly deviates from the side of backlight assembly.
Specifically, including being encapsulated the side of underlay substrate 10 and backlight assembly using packaging adhesive frame 30, using chemical gas
Phase deposition method forms color membrane substrates encapsulated layer away from the side of backlight assembly in underlay substrate 10, obtains knot as shown in figure 4i
Structure.
In addition, further including the color membrane substrates encapsulation in underlay substrate 10 away from the side of backlight assembly after step S9
The surface of layer increases rotatory polarization piece and/or protective film 50, and Fig. 2 shows deviate from the coloured silk of the side of backlight assembly in underlay substrate 10
The surface of ilm substrate encapsulated layer increases the case where protective film 50.
As can be seen that there is the quantum stippling film thickness for increasing total by the display panel prepared to preparation method
Degree can reduce the transmitance of blue light, and then improve the conversion ratio and entirety display colour gamut of blue light.
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 color membrane substrates characterized by comprising
Underlay substrate;
It is set to the first black matrix of one side surface of underlay substrate, first black matrix is formed with the son with display panel
One-to-one first opening of pixel unit, wherein be filled in the first opening corresponding with the green sub-pixels of display panel
First green quantum dot layer, the first opening corresponding with the red sub-pixel of display panel is interior to be filled with the first red quantum dot
Layer;
It is set to the second black matrix that the underlay substrate deviates from one side surface of the first black matrix, the second black matrix shape
One-to-one second opening of first opening described in Cheng Youyu, wherein corresponding with the green sub-pixels of display panel second opens
Filled with the second green quantum dot layer in mouth, the second opening corresponding with the red sub-pixel of display panel is interior red filled with second
Color quantum dot layer;
In every mutual corresponding first opening of a pair and second opening, first opening is on the underlay substrate
Orthographic projection be overlapped with the orthographic projection of second opening on the underlay substrate.
2. color membrane substrates according to claim 1, which is characterized in that described along the direction perpendicular to the underlay substrate
The height of first black matrix is 4-8 μm, and/or, the height of second black matrix is 4-8 μm.
3. color membrane substrates according to claim 1, which is characterized in that corresponding with the blue subpixels of display panel described
Scattering particles is filled in first opening, and/or, filling in second opening corresponding with the blue subpixels of display panel
There is scattering particles.
4. color membrane substrates according to claim 1, which is characterized in that further include the coloured silk for being set to the underlay substrate two sides
Film encapsulated layer.
5. a kind of display panel, which is characterized in that including backlight assembly and such as color film of any of claims 1-4
Substrate;
The backlight assembly is docked with the color membrane substrates and is encapsulated by encapsulating structure.
6. display panel according to claim 5, which is characterized in that the backlight assembly includes backlight substrate, the back
The side that photopolymer substrate is used to dock the color membrane substrates is disposed with backlight device and backlight package layer.
7. display panel according to claim 5, which is characterized in that the encapsulating structure includes packaging adhesive frame;
The packaging adhesive frame is used to encapsulate the side of the color membrane substrates and the backlight assembly.
8. display panel according to claim 5, which is characterized in that further include being set to the color membrane substrates away from described
The protective film and/or rotatory polarization piece of backlight assembly side.
9. a kind of preparation method of display panel characterized by comprising
First black matrix with multiple first openings is formed in a side surface of underlay substrate;
Second black matrix with multiple second openings, institute are formed away from a side surface of first black matrix in underlay substrate
State the second opening corresponded with first opening and first orthographic projection of the opening on the underlay substrate with it is described
Orthographic projection of second opening on the underlay substrate is overlapped
Protective film is formed in the side surface that the underlay substrate is provided with first black matrix;
The green quantum dot layer of filling second into second opening corresponding with the green sub-pixels of display panel, to display
The second red quantum dot layer is filled in corresponding second opening of the red sub-pixel of panel;
Encapsulate the side that the underlay substrate is provided with second black matrix;
The side that the underlay substrate is provided with second black matrix is docked with backlight assembly;
Remove the protective film;
The green quantum dot layer of filling first into the first opening corresponding with the green sub-pixels of display panel, to display panel
Red sub-pixel it is corresponding first opening in fill the first red quantum dot layer;
The side and the underlay substrate for encapsulating the underlay substrate and the backlight assembly deviate from the one of the backlight assembly
Side.
10. preparation method according to claim 9, which is characterized in that the green sub-pixels pair to display panel
The green quantum dot layer of filling second in the second opening answered, is filled out into the second opening corresponding with the red sub-pixel of display panel
It further include the filling scattering grain into the second opening corresponding with the blue subpixels of display panel when filling the second red quantum dot layer
Son;
And/or the green quantum dot layer of filling first into the first opening corresponding with the green sub-pixels of display panel, to
It is corresponding with the red sub-pixel of display panel first opening in filling the first red quantum dot layer when, further include to display surface
Scattering particles is filled in corresponding first opening of the blue subpixels of plate.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110911463A (en) * | 2019-11-28 | 2020-03-24 | 京东方科技集团股份有限公司 | OLED display back plate, manufacturing method thereof and OLED display device |
CN111403443A (en) * | 2020-03-23 | 2020-07-10 | 京东方科技集团股份有限公司 | Display back plate, manufacturing method thereof and display device |
CN111552111A (en) * | 2020-05-13 | 2020-08-18 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
WO2020244291A1 (en) * | 2019-06-05 | 2020-12-10 | 京东方科技集团股份有限公司 | Color filter substrate, display panel, and preparation method for display panel |
CN113614933A (en) * | 2020-03-03 | 2021-11-05 | 东莞市中麒光电技术有限公司 | Light emitting diode and preparation method thereof |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103412436A (en) * | 2013-07-24 | 2013-11-27 | 北京京东方光电科技有限公司 | Color film substrate, liquid crystal display screen and monochromatic quantum dot dispersion method |
CN104143564A (en) * | 2014-07-22 | 2014-11-12 | 京东方科技集团股份有限公司 | OLED panel and display device |
CN105404046A (en) * | 2015-12-04 | 2016-03-16 | 深圳市华星光电技术有限公司 | Quantum dot color film substrate manufacturing method |
CN106932949A (en) * | 2015-10-13 | 2017-07-07 | 三星显示有限公司 | Polarization selective color filter and the display device with the polarization selective color filter |
CN107390430A (en) * | 2017-08-09 | 2017-11-24 | 青岛海信电器股份有限公司 | A kind of liquid crystal display device |
CN107643628A (en) * | 2017-08-09 | 2018-01-30 | 青岛海信电器股份有限公司 | A kind of liquid crystal display device |
US20180046013A1 (en) * | 2016-01-15 | 2018-02-15 | Boe Technology Group Co., Ltd. | Display substrate, display device and manufacturing method the same |
CN207114964U (en) * | 2017-08-30 | 2018-03-16 | 京东方科技集团股份有限公司 | Color diaphragm and color membrane substrates |
US20180348574A1 (en) * | 2017-05-31 | 2018-12-06 | Innolux Corporation | Display device |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103091895B (en) * | 2013-01-22 | 2015-12-09 | 北京京东方光电科技有限公司 | A kind of display device and preparation method |
CN104280935A (en) * | 2014-10-28 | 2015-01-14 | 京东方科技集团股份有限公司 | Color film substrate, production method of color film substrate, and display device |
CN104330918A (en) * | 2014-11-28 | 2015-02-04 | 京东方科技集团股份有限公司 | Display panel and display device |
CN104360540A (en) * | 2014-11-28 | 2015-02-18 | 京东方科技集团股份有限公司 | Display device |
CN104536198A (en) * | 2015-02-03 | 2015-04-22 | 京东方科技集团股份有限公司 | Display substrate, display panel and display device |
CN104965341A (en) * | 2015-08-04 | 2015-10-07 | 京东方科技集团股份有限公司 | Display panel and displayer |
CN107861181A (en) * | 2017-12-04 | 2018-03-30 | 福州大学 | A kind of quantum dot color filter and preparation method thereof |
CN108333833B (en) * | 2018-03-08 | 2020-08-14 | 海信视像科技股份有限公司 | Color film substrate and manufacturing method thereof, display panel and display device |
CN108873470B (en) * | 2018-06-25 | 2021-07-27 | 福州大学 | Quantum dot color film backlight structure |
CN108761894B (en) * | 2018-07-03 | 2022-04-15 | 京东方科技集团股份有限公司 | Color film substrate, preparation method thereof, display panel and display device |
CN110211491B (en) * | 2019-06-05 | 2021-05-14 | 京东方科技集团股份有限公司 | Color film substrate, display panel and preparation method of display panel |
-
2019
- 2019-06-05 CN CN201910486340.2A patent/CN110211491B/en active Active
-
2020
- 2020-03-27 WO PCT/CN2020/081763 patent/WO2020244291A1/en active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103412436A (en) * | 2013-07-24 | 2013-11-27 | 北京京东方光电科技有限公司 | Color film substrate, liquid crystal display screen and monochromatic quantum dot dispersion method |
CN104143564A (en) * | 2014-07-22 | 2014-11-12 | 京东方科技集团股份有限公司 | OLED panel and display device |
CN106932949A (en) * | 2015-10-13 | 2017-07-07 | 三星显示有限公司 | Polarization selective color filter and the display device with the polarization selective color filter |
CN105404046A (en) * | 2015-12-04 | 2016-03-16 | 深圳市华星光电技术有限公司 | Quantum dot color film substrate manufacturing method |
US20180046013A1 (en) * | 2016-01-15 | 2018-02-15 | Boe Technology Group Co., Ltd. | Display substrate, display device and manufacturing method the same |
US20180348574A1 (en) * | 2017-05-31 | 2018-12-06 | Innolux Corporation | Display device |
CN107390430A (en) * | 2017-08-09 | 2017-11-24 | 青岛海信电器股份有限公司 | A kind of liquid crystal display device |
CN107643628A (en) * | 2017-08-09 | 2018-01-30 | 青岛海信电器股份有限公司 | A kind of liquid crystal display device |
CN207114964U (en) * | 2017-08-30 | 2018-03-16 | 京东方科技集团股份有限公司 | Color diaphragm and color membrane substrates |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020244291A1 (en) * | 2019-06-05 | 2020-12-10 | 京东方科技集团股份有限公司 | Color filter substrate, display panel, and preparation method for display panel |
CN110911463A (en) * | 2019-11-28 | 2020-03-24 | 京东方科技集团股份有限公司 | OLED display back plate, manufacturing method thereof and OLED display device |
CN113614933A (en) * | 2020-03-03 | 2021-11-05 | 东莞市中麒光电技术有限公司 | Light emitting diode and preparation method thereof |
CN111403443A (en) * | 2020-03-23 | 2020-07-10 | 京东方科技集团股份有限公司 | Display back plate, manufacturing method thereof and display device |
CN111403443B (en) * | 2020-03-23 | 2023-07-04 | 京东方科技集团股份有限公司 | Display backboard, manufacturing method thereof and display device |
CN111552111A (en) * | 2020-05-13 | 2020-08-18 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
CN114698385A (en) * | 2020-10-30 | 2022-07-01 | 京东方科技集团股份有限公司 | Display substrate, display substrate manufacturing method and display device |
CN114698385B (en) * | 2020-10-30 | 2023-10-24 | 京东方科技集团股份有限公司 | Display substrate, display substrate manufacturing method and display device |
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