CN108388050A - A kind of preparation method of quantum dot film leaded light component and its corresponding backlight module - Google Patents
A kind of preparation method of quantum dot film leaded light component and its corresponding backlight module Download PDFInfo
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- CN108388050A CN108388050A CN201810301736.0A CN201810301736A CN108388050A CN 108388050 A CN108388050 A CN 108388050A CN 201810301736 A CN201810301736 A CN 201810301736A CN 108388050 A CN108388050 A CN 108388050A
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
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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
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
-
- 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
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/0073—Light emitting diode [LED]
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
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- Optics & Photonics (AREA)
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- Crystallography & Structural Chemistry (AREA)
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Abstract
The invention discloses a kind of preparation method of quantum dot film leaded light component and its corresponding backlight modules, wherein the quantum dot film leaded light component includes the glass light guide plate set gradually from bottom to up, red quantum dot layer, green quantum dot layer and substrate layer；The specific preparation of quantum dot film leaded light component includes the following steps：1）Prepare red quantum dot glue；2）Prepare green quantum dispensing water；3）Prepared green quantum dispensing water is coated on base material using apparatus for coating, wet film is formed, then, wet film is subjected to semi-solid preparation through UV solidification equipments；4）Red quantum dot glue is coated in step 3 using apparatus for coating）On the green quantum dispensing layer of middle semi-solid preparation, it is covered with protective film, then be fully cured through UV solidification equipments.The blue light transformation efficiency higher of the quantum dot film of the present invention, fluorescence property are more stablized；Reducing the thickness of QLCD while enhancing display effect makes the more frivolous beauty of product appearance.
Description
Technical field
The present invention relates to liquid crystal display technical field, the preparation method of specially a kind of quantum dot film leaded light component and its
Corresponding backlight module.
Background technology
Backlight using quanta point material is the current highest backlight of color degree of purity, using the liquid of this backlight
Crystal display device has many advantages, such as that color purity is high, reducing power is strong, color developing is remarkable, therefore quantum dot is led in liquid crystal display
Domain is widely used.
General quantum dot liquid crystal display（QLCD）It is made of liquid crystal display panel and backlight module two large divisions.Backlight module
It is made of light source, reflectance coating, light guide plate, quantum dot film, brightness enhancement film and diffusion barrier.Light from light source is out of light guide plate entrance
Portion makes the irradiating liquid crystal panel of uniform light by the effect of optical diaphragm.
The light guide plate that traditional liquid crystal display uses is mainly optical grade acrylic (PMMA)/PC materials, thickness one
As be 3~5mm, this make show equipment thickness be difficult to reduce again.In recent years in order to keep liquid crystal display more frivolous, people
Attempt using glass light guide plate replace traditional acrylic light guide plate.Currently, glass light guide plate is mainly used in light and thin type side
The liquid crystal display of light formula backlight (edge-lit).The thickness of glass light guide plate is about 1~2mm, it is possible to reduce television set 75%
Thickness and 32% weight, the use of glass light guide plate can be such that common liquid crystals TV fuselage thickness reduces in 5mm or less.
Invention content
The purpose of the present invention is to provide a kind of preparation method of quantum dot film leaded light component and its corresponding backlight module,
To solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of preparation method of quantum dot film leaded light component, the quantum dot film leaded light component include setting gradually from bottom to up
Glass light guide plate, red quantum dot layer, green quantum dot layer and substrate layer；The red quantum dot layer, green quantum dot layer
And substrate layer forms the quantum dot film of pressure-sensitive adhesive type, the specific preparation of the quantum dot film leaded light component includes the following steps：
1）By the red quantum dot powder of 0.2% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms red quantum dot stoste；Then, by the UV curing types third of red quantum dot stoste and 85~90% mass parts
Olefin(e) acid class pressure-sensitive glue, which is uniformly mixed, forms red quantum dot glue, and the mass parts are and red quantum dot glue gross mass
Ratio；
2）By the green quantum dot powder of 0.8% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms green quantum dot stoste；Then, by green quantum dot stoste and 20~30% mass parts monomers, 45~60%
Mass parts acrylic resin and 1~3% mass parts photoinitiator, which are uniformly mixed, forms green quantum dispensing water, the quality
Part is the ratio with green quantum dispensing water gross mass；
3）Prepared green quantum dispensing water is coated on base material using apparatus for coating, wet film is formed and then passes through wet film
UV solidification equipments are cured, and the green quantum dispensing layer not being fully cured is formed；
4）Red quantum dot glue is coated in step 3 using apparatus for coating）On the green quantum dispensing layer of middle semi-solid preparation, it is covered with
Protective film, then be fully cured through UV solidification equipments, form pressure-sensitive adhesive type quantum dot film；
5）Remove step 4）The protective film of middle pressure-sensitive adhesive type quantum dot film applies pressure, red quantum dot glue-line is led with glass
Tabula rasa fits closely to get to quantum dot film leaded light component.
As a further solution of the present invention：Functional coating layer, the functional coating are covered on the substrate layer
Layer uses the diffusion coating with diffusion effect or the prism structure coating with brightening effect.
As a further solution of the present invention：The base material uses Obstruct membrane or common PET film, and the thickness range of base material is
50~225 μm, water, the oxygen permeability of the Obstruct membrane are respectively less than 1 × 10-1g/m2/day。
As a further solution of the present invention：It is single that the photoinitiator, which uses Irgacure819 or TPO, the monomer,
The mixture of functional group or polyfunctional monomer, the diffusion particle are ZnO, ZnS, TiO2, in organic silicone microparticle or PMMA
One or more mixing, the particle size range of diffusion particle is between 1~5 μm.
As a further solution of the present invention：The core of the quantum dot is by one kind in Cd, Zn, Se, Te or S
Or a variety of compositions, outer shell are made of one or more in Al, Ni or Ti.
As a further solution of the present invention：Four side end faces of the quantum dot film leaded light component, which are sealed to be coated with to block water, to be had
Organic coating and resistance oxygen organic coating.
As a further solution of the present invention：The step 2）It is in the configuration process of Green quantum dot glue：First will
The green quantum dot stoste configured is uniformly mixed with 30% mass parts monomer and 1~3% mass parts photoinitiator, then thereto
The preferable acrylic resin of 25~30% mass parts hydrophobicitys and 25~30% preferable epoxy resin of mass parts deoxygenation are added,
Green quantum dispensing water is formed after mixing.
As a further solution of the present invention：It is in the configuration process of the step 2 Green quantum dot glue：It will configuration
Good green quantum dot stoste is uniformly mixed to form amount of green color with the UV curing type acrylic pressure-sensitive adhesivee water of 85~90% mass parts
Son point glue.
A kind of backlight module, including blue LED lamp, reflectance coating, the quantum dot film leaded light group that such as prepared by above-mentioned either method
Part, brightness enhancement film and diffusion barrier.
Compared with prior art, the beneficial effects of the invention are as follows：The substrate layer of quantum dot film is with the oxygen resistance that blocks water
Obstruct membrane, four side end faces of quantum dot film and the formed component of glass light guide plate, which are all sealed, have been applied with the oxygen resistance that blocks water
Organic barrier coat, these measures play iris action to water, the oxygen in external environment, significantly more efficient to protect quantum dot
Stability, extend the fluorescence lifetime of diaphragm；Substrate layer front, which is coated with the coating with diffusion or brightening effect, to be increased
The functionality of strong diaphragm；Red, green quantum dot glue-line layered coatings and the longer red quantum dot layer of launch wavelength and light guide plate
It fits, reduces the interaction between two amounts sub- point, reduce the mutual absorption of transmitting light between two amounts sub- point, have
The transformation efficiency for improving blue light of effect；There is red quantum dot glue-line pressure sensitive adhesive property to directly fit to be formed with glass light guide plate
Component uses, and this pressure-sensitive adhesive type quantum dot membrane module is while the gamut range and color saturation for improving QLCD products
The thickness and weight for greatly reducing product make the more frivolous beauty of the appearance of product.
Description of the drawings
Fig. 1 is the structural schematic diagram of backlight module in the present invention；
Fig. 2 is the structural schematic diagram of quantum dot film leaded light component in the present invention.
In figure：11- blue LED lamps, 12- reflectance coatings, 13- quantum dot film leaded light components, 14- brightness enhancement films, 15- diffusion barriers,
21- glass light guide plates, 22- red quantum dot layers, 23- green quantum dot layers, 24- substrate layers, 25- functionality coating layers.
Specific implementation mode
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 describes, 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.
~2 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of preparation method of quantum dot film leaded light component, institute
It includes the glass light guide plate 21, red quantum dot layer 22, amount of green color set gradually from bottom to up to state quantum dot film leaded light component 13
Son point layer 23 and substrate layer 24；The red quantum dot layer 22, green quantum dot layer 23 and substrate layer 24 form pressure sensitive adhesive
The specific preparation of the quantum dot film of type, the quantum dot film leaded light component 13 includes the following steps：
1）By the red quantum dot powder of 0.2% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms red quantum dot stoste；Then, by the UV curing types third of red quantum dot stoste and 85~90% mass parts
Olefin(e) acid class pressure-sensitive glue, which is uniformly mixed, forms red quantum dot glue, and the mass parts are and red quantum dot glue gross mass
Ratio；
2）By the green quantum dot powder of 0.8% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms green quantum dot stoste；Then, by green quantum dot stoste and 20~30% mass parts monomers, 45~60%
Mass parts acrylic resin and 1~3% mass parts photoinitiator, which are uniformly mixed, forms green quantum dispensing water, the quality
Part is the ratio with green quantum dispensing water gross mass；
3）Prepared green quantum dispensing water is coated on base material using apparatus for coating, wet film is formed and then passes through wet film
UV solidification equipments are cured, and the green quantum dispensing layer not being fully cured is formed；
4）Red quantum dot glue is coated in step 3 using apparatus for coating）On the green quantum dispensing layer of middle semi-solid preparation, it is covered with
Protective film, then be fully cured through UV solidification equipments, form pressure-sensitive adhesive type quantum dot film；
5）Remove step 4）The protective film of middle pressure-sensitive adhesive type quantum dot film applies pressure, red quantum dot glue-line is led with glass
Tabula rasa fits closely to get to quantum dot film leaded light component.
It may be preferred that being covered with functional coating layer 25 on the substrate layer 24, the functionality coating layer 25 is using tool
There are the diffusion coating of diffusion effect or the prism structure coating with brightening effect.
It may be preferred that the base material uses Obstruct membrane or common PET film, the thickness range of base material is 50~225 μm, described
Water, the oxygen permeability of Obstruct membrane are respectively less than 1 × 10-1g/m2/day。
It may be preferred that it is simple function group or multifunctional that the photoinitiator, which uses Irgacure819 or TPO, the monomer,
The mixture of single group body, the diffusion particle are ZnO, ZnS, TiO2, one or more mixing in organic silicone microparticle or PMMA,
The particle size range of diffusion particle is between 1~5 μm.
It may be preferred that the core of the quantum dot is made of one or more in Cd, Zn, Se, Te or S, outside
Shell is made of one or more in Al, Ni or Ti.
Have it may be preferred that four side end faces of the quantum dot film leaded light component are sealed to be coated with to block water organic coating and hinder oxygen
Organic coating.
Further, the step 2）It is in the configuration process of Green quantum dot glue：The amount of green color that will first configure
Son point stoste is uniformly mixed with 30% mass parts monomer and 1~3% mass parts photoinitiator, then 25~30% matter are added thereto
The preferable acrylic resin of part hydrophobicity and 25~30% preferable epoxy resin of mass parts deoxygenation are measured, after mixing shape
At green quantum dispensing water.
Further, it is in the configuration process of the step 2 Green quantum dot glue：The green quantum dot that will have been configured
Stoste is uniformly mixed to form green quantum dispensing water with the UV curing type acrylic pressure-sensitive adhesivee water of 85~90% mass parts.
Referring to Fig. 1, a kind of backlight module, including blue LED lamp 11, reflectance coating 12, as prepared by above-mentioned either method
Quantum dot film leaded light component 13, brightness enhancement film 14 and diffusion barrier 15.
The back light unit of usual quantum dot liquid crystal display be by blue LED lamp, reflectance coating, light guide plate, quantum dot film,
Upper and lower brightness enhancement film and diffusion barrier composition.In the present invention, using the quantum formed by pressure-sensitive adhesive type quantum dot film and glass light guide plate
Point film leaded light component is instead of the light guide plate and quantum dot film in traditional module.
Referring to Fig. 2, in the quantum dot film leaded light component of the present invention, the red quantum dispensing adjacent with glass light guide plate 21
There is layer 22 pressure sensitive adhesive property, red quantum dot glue-line 22 closely can be bonded shape with glass light guide plate 21 under pressure
At component.Its optical property and mechanical performance are better than traditional acrylic light guide plate, and are greatly reduced entire module
Thickness.It will emit the larger red quantum dot glue-line 22 of photopeak value since quantum dot absorption spectrum ranges are wider, in invention to set
In close to 21 side of glass light guide plate, after blue light source enters from the end face of glass light guide plate 21, light first passes around red
22 excitated red quantum dot of quantum dot glue-line sends out feux rouges, and green quantum dot is excited using green quantum dispensing layer 23, this
Design reduces the probability that the green light that green quantum dot is launched is absorbed again by red quantum dot, greatly improves blue light
Transformation efficiency.The red, green light being inspired and remaining blue light are using the positive functional coating layer of substrate layer 24 25
With other optical diaphragms highlighted uniform white light is provided for liquid crystal display panel.
Quantum dot described in embodiment is one or more of the quantum dot containing cadmium or without cadmium, and multiselect is stability
The quantum dot of preferable nucleocapsid.The core of quantum dot is mainly by Cd, Zn, Se, the elements such as Te, S composition, outer shell
Mostly it is made of metallic elements such as Al, Ni or Ti.This quantum dot that core is coated as shell layer component by metallic element
With preferable stability and higher fluorescence quantum yield.Red quantum dot glue-line 22 is mainly consolidated by red quantum dot and UV
Change type pressure-sensitive glue mixes, and UV curable pressure-sensitive adhesive water is in acrylic pressure-sensitive adhesivee or polyurethane acroleic acid pressure sensitive adhesive
One or more, but it is not limited to above-mentioned two class, it is preferably acrylic pressure-sensitive adhesivee in embodiment；Green quantum dispensing layer 23 is
It is mixed by green quantum dot and UV curing type glue, this glue is preferably that water proof oxygen barrier property is preferably and compatible with quantum dot
The good UV solidified glues of property can also be UV curable pressure-sensitive adhesive water.
The diffusion particle being dispersed in glue described in embodiment is ZnO, ZnS, TiO2, in organic silicone microparticle or PMMA
One or more mixing, particle size range is between 1~5 μm.
Embodiment 1
A kind of preparation method of quantum dot film leaded light component, the specific steps are：
1）By the red quantum dot powder of 0.2% mass parts and the ZnO diffusion particles of 1~3% mass parts 10% mass parts monomer
In be uniformly dispersed, formed red quantum dot stoste；Then, by the UV curing types of red quantum dot stoste and 85~90% mass parts
Acrylic pressure-sensitive adhesivee water, which is uniformly mixed, forms red quantum dot glue, and the mass parts are and red quantum dot glue gross mass
Ratio；
2）By the green quantum dot powder of 0.8% mass parts and the ZnO diffusion particles of 1~3% mass parts 10% mass parts monomer
In be uniformly dispersed, form green quantum dot stoste；Then, by green quantum dot stoste and 20~30% mass parts monomers, 45~
60% mass parts acrylic resin and 1~3% mass parts photoinitiator（Irgacure819 or TPO）Be uniformly mixed formed it is green
Colo(u)r specification sub- point glue, the mass parts are the ratio with green quantum dispensing water gross mass；
3）Prepared green quantum dispensing water is coated on base material using apparatus for coating, forms wet film, wherein base material is
Water, oxygen permeability are respectively less than 1 × 10-2（g/m2/day）, it is 100 μ to have the Obstruct membrane compared with high water resistant oxygen resistance, base material thickness
m；Then, wet film is cured through UV solidification equipments, forms the green quantum dispensing layer not being fully cured；
4）Red quantum dot glue is coated in step 3 using apparatus for coating）On the green quantum dispensing layer of middle semi-solid preparation, it is covered with
Protective film, then be fully cured through UV solidification equipments, form pressure-sensitive adhesive type quantum dot film（Green and red quantum dot glue-line
Thickness is 50 μm）；
5）Remove step 4）The protective film of middle pressure-sensitive adhesive type quantum dot film applies pressure, red quantum dot glue-line is led with glass
Tabula rasa fits closely to get to quantum dot film leaded light component.
Embodiment 2
A kind of preparation method of quantum dot film leaded light component, difference lies in quantum dot film is pasted with glass light guide plate with embodiment 1
After conjunction forms quantum dot film leaded light component, four side end faces envelope of quantum dot film leaded light component, which is coated, has the function of the oxygen that blocks water
And the organic coating that translucency is good, the organic coating that blocks water in this embodiment is preferably Vingon, and resistance oxygen organic coating is preferred
For polyvinyl alcohol.
Embodiment 3
A kind of preparation method of quantum dot film leaded light component, difference lies in green quantum dispensing water configuration process with embodiment 1
For：First by green quantum dot stoste（Stoste configuration method is same as Example 1）With 30% mass parts monomer and 1~3% mass parts
Photoinitiator（Irgacure819 or TPO）It is uniformly mixed, then 25~30% preferable propylene of mass parts hydrophobicity is added thereto
Acid resin and 25~30% preferable epoxy resin of mass parts deoxygenation, which are uniformly mixed, forms green quantum dispensing water.Quantum dot
Film is coated with and UV solidification process is same as Example 1, and difference lies in base material replaces with water, oxygen permeability is about with embodiment 1
1×10-1（g/m2/day）, the lower Obstruct membrane of the oxygen resistance that blocks water.It is 100 μm to finally obtain base material thickness, green and red
The thickness of quantum dot glue-line is 50 μm of pressure-sensitive adhesive type quantum dot film.Quantum dot film leaded light component side end face processing method and reality
It is identical to apply example 2, i.e., carries out envelope painting with organic coating.
Embodiment 4
A kind of preparation method of quantum dot film leaded light component, difference lies in green quantum dispensing water configuration process with embodiment 1
For：Green quantum dot stoste is uniformly mixed to form amount of green color with 85~90% mass parts UV curing type acrylic pressure-sensitive adhesivee water
Son point glue.Quantum dot film is coated with and UV solidification process is same as Example 1.Quantum dot film leaded light component side end face processing method
It is same as Example 2.
Embodiment 5
A kind of preparation method of quantum dot film leaded light component, difference lies in base material replaces with front by coating with embodiment 1
Handle the common PET base material with diffusion coating.Quantum dot film leaded light component side end face processing method is same as Example 2.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (9)
1. a kind of preparation method of quantum dot film leaded light component, it is characterised in that：The quantum dot film leaded light component includes under
The supreme glass light guide plate set gradually, red quantum dot layer, green quantum dot layer and substrate layer；The red quantum dot
Layer, green quantum dot layer and substrate layer form the quantum dot film of pressure-sensitive adhesive type, the specific system of the quantum dot film leaded light component
It is standby to include the following steps：
1）By the red quantum dot powder of 0.2% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms red quantum dot stoste；Then, by the UV curing types third of red quantum dot stoste and 85~90% mass parts
Olefin(e) acid class pressure-sensitive glue, which is uniformly mixed, forms red quantum dot glue, and the mass parts are and red quantum dot glue gross mass
Ratio；
2）By the green quantum dot powder of 0.8% mass parts and the diffusion particle of 1~3% mass parts in the monomer of 10% mass parts
It is uniformly dispersed, forms green quantum dot stoste；Then, by green quantum dot stoste and 20~30% mass parts monomers, 45~60%
Mass parts acrylic resin and 1~3% mass parts photoinitiator, which are uniformly mixed, forms green quantum dispensing water, the quality
Part is the ratio with green quantum dispensing water gross mass；
3）Prepared green quantum dispensing water is coated on base material using apparatus for coating, wet film is formed and then passes through wet film
UV solidification equipments are cured, and the green quantum dispensing layer not being fully cured is formed；
4）Red quantum dot glue is coated in step 3 using apparatus for coating）On the green quantum dispensing layer of middle semi-solid preparation, it is covered with
Protective film, then be fully cured through UV solidification equipments, form pressure-sensitive adhesive type quantum dot film；
5）Remove step 4）The protective film of middle pressure-sensitive adhesive type quantum dot film applies pressure, red quantum dot glue-line is led with glass
Tabula rasa fits closely to get to quantum dot film leaded light component.
2. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The substrate layer
On be covered with functional coating layer, the functionality coating layer using with diffusion effect diffusion coating or with brightening effect
Prism structure coating.
3. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The base material is adopted
Thickness range with Obstruct membrane or common PET film, base material is 50~225 μm, and water, the oxygen permeability of the Obstruct membrane are respectively less than 1
×10-1g/m2/day。
4. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：It is described light-initiated
It is the mixture of simple function group or polyfunctional monomer, the diffusion particle that agent, which uses Irgacure819 or TPO, the monomer,
For ZnO, ZnS, TiO2, one or more mixing in organic silicone microparticle or PMMA, the particle size range of diffusion particle is at 1~5 μm
Between.
5. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The quantum dot
Core be made of one or more in Cd, Zn, Se, Te or S, outer shell be by Al, Ni or Ti one kind or
A variety of compositions.
6. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The quantum dot
Four side end faces of film leaded light component, which are sealed, is coated with block water organic coating and resistance oxygen organic coating.
7. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The step 2）
It is in the configuration process of Green quantum dot glue：First by the green quantum dot stoste configured and 30% mass parts monomer and 1
~3% mass parts photoinitiator is uniformly mixed, then 25~30% preferable acrylic resins of mass parts hydrophobicity are added thereto
With 25~30% preferable epoxy resin of mass parts deoxygenation, green quantum dispensing water is formed after mixing.
8. a kind of preparation method of quantum dot film leaded light component according to claim 1, it is characterised in that：The step 2
It is in the configuration process of Green quantum dot glue：The UV of the green quantum dot stoste and 85~90% mass parts that have configured is consolidated
Change type acrylic pressure-sensitive adhesivee water is uniformly mixed and forms green quantum dispensing water.
9. a kind of backlight module, it is characterised in that：It is prepared including blue LED lamp, reflectance coating, such as claim 1-8 either method
Quantum dot film leaded light component, brightness enhancement film and diffusion barrier.
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| CN109337604A (en) * | 2018-09-18 | 2019-02-15 | 武汉保丽量彩科技有限公司 | It is used to prepare quantum dot glue, quantum dot film of quantum dot film and preparation method thereof and high photosynthetic efficiency quantum dot film and preparation method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110072210A (en) * | 2009-12-22 | 2011-06-29 | 엘지이노텍 주식회사 | Backlight apparatus including quantum dots |
| JP2015111518A (en) * | 2013-12-06 | 2015-06-18 | 株式会社ジャパンディスプレイ | Backlight and liquid crystal display device using the same |
| KR20150088757A (en) * | 2014-01-24 | 2015-08-03 | 성균관대학교산학협력단 | Solid composite for coating fluroresent and preparing method thereof |
| CN105778799A (en) * | 2014-12-23 | 2016-07-20 | Tcl集团股份有限公司 | Quantum dot optical pressure sensitive adhesive sheet, preparation method and applications thereof |
| JP2016141742A (en) * | 2015-02-02 | 2016-08-08 | 富士フイルム株式会社 | Phosphor dispersion composition and fluorescent molded body obtained by using the same, wavelength conversion film, wavelength conversion member, backlight unit, and liquid crystal display device |
| CN105856763A (en) * | 2016-02-25 | 2016-08-17 | 北京北达聚邦科技有限公司 | Quantum dot fluorescent film with double-monocolor-layer structure and manufacturing method thereof |
| US20170158925A1 (en) * | 2014-07-03 | 2017-06-08 | 3M Innovative Properties Company | Quantum dot article with reduced edge ingress and improved color stability |
| CN106813209A (en) * | 2017-03-08 | 2017-06-09 | 纳晶科技股份有限公司 | Quantum dot film, the manufacture method of quantum dot film and the display containing the quantum dot film |
| CN107053780A (en) * | 2017-04-24 | 2017-08-18 | 宁波东旭成新材料科技有限公司 | A kind of quantum dot film being applied in backlight module and preparation method thereof |
-
2018
- 2018-04-04 CN CN201810301736.0A patent/CN108388050B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110072210A (en) * | 2009-12-22 | 2011-06-29 | 엘지이노텍 주식회사 | Backlight apparatus including quantum dots |
| JP2015111518A (en) * | 2013-12-06 | 2015-06-18 | 株式会社ジャパンディスプレイ | Backlight and liquid crystal display device using the same |
| KR20150088757A (en) * | 2014-01-24 | 2015-08-03 | 성균관대학교산학협력단 | Solid composite for coating fluroresent and preparing method thereof |
| US20170158925A1 (en) * | 2014-07-03 | 2017-06-08 | 3M Innovative Properties Company | Quantum dot article with reduced edge ingress and improved color stability |
| CN105778799A (en) * | 2014-12-23 | 2016-07-20 | Tcl集团股份有限公司 | Quantum dot optical pressure sensitive adhesive sheet, preparation method and applications thereof |
| JP2016141742A (en) * | 2015-02-02 | 2016-08-08 | 富士フイルム株式会社 | Phosphor dispersion composition and fluorescent molded body obtained by using the same, wavelength conversion film, wavelength conversion member, backlight unit, and liquid crystal display device |
| CN105856763A (en) * | 2016-02-25 | 2016-08-17 | 北京北达聚邦科技有限公司 | Quantum dot fluorescent film with double-monocolor-layer structure and manufacturing method thereof |
| CN106813209A (en) * | 2017-03-08 | 2017-06-09 | 纳晶科技股份有限公司 | Quantum dot film, the manufacture method of quantum dot film and the display containing the quantum dot film |
| CN107053780A (en) * | 2017-04-24 | 2017-08-18 | 宁波东旭成新材料科技有限公司 | A kind of quantum dot film being applied in backlight module and preparation method thereof |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109337604A (en) * | 2018-09-18 | 2019-02-15 | 武汉保丽量彩科技有限公司 | It is used to prepare quantum dot glue, quantum dot film of quantum dot film and preparation method thereof and high photosynthetic efficiency quantum dot film and preparation method thereof |
| CN109616577A (en) * | 2018-10-26 | 2019-04-12 | 纳晶科技股份有限公司 | A kind of quantum dot film and preparation method thereof |
| CN110379301A (en) * | 2019-01-11 | 2019-10-25 | 友达光电股份有限公司 | Quantum dot diaphragm assembly and preparation method thereof |
| CN109633979A (en) * | 2019-01-23 | 2019-04-16 | 惠州市华星光电技术有限公司 | Backlight module and liquid crystal display device |
| CN109991698A (en) * | 2019-03-06 | 2019-07-09 | 拓米(成都)应用技术研究院有限公司 | A kind of quantum dot composite light guide plate and preparation method thereof, backlight module |
| CN110007389A (en) * | 2019-03-06 | 2019-07-12 | 拓米(成都)应用技术研究院有限公司 | A kind of quantum dot composite light guide plate and backlight module |
| CN109991777A (en) * | 2019-04-09 | 2019-07-09 | 深圳市华星光电半导体显示技术有限公司 | Backlight module and preparation method thereof and display device |
| CN110137380A (en) * | 2019-06-10 | 2019-08-16 | 衡山县佳诚新材料有限公司 | A kind of quantum dot blast eyeshield film |
| CN110277481A (en) * | 2019-07-18 | 2019-09-24 | 衡山县佳诚新材料有限公司 | A kind of scratch resistant and water resistant oxygen quantum dot film |
| CN110673254A (en) * | 2019-09-20 | 2020-01-10 | 宁波东旭成新材料科技有限公司 | Quantum dot glass light guide plate |
| CN111808603A (en) * | 2020-07-13 | 2020-10-23 | Tcl华星光电技术有限公司 | Quantum dot film, preparation method thereof and display device |
| CN112908976A (en) * | 2021-03-03 | 2021-06-04 | 惠州视维新技术有限公司 | Backlight framework manufacturing method and display device manufacturing method |
| CN113703226A (en) * | 2021-09-08 | 2021-11-26 | 广东粤港澳大湾区国家纳米科技创新研究院 | High-brightness blue-light-proof quantum dot optical plate, preparation method thereof and backlight module |
| WO2023093391A1 (en) * | 2021-11-29 | 2023-06-01 | 镭昱光电科技(苏州)有限公司 | Quantum dot light curable adhesive, preparation method therefor, and display device |
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