CN107089039A - A kind of multi-functional quantum dot film and preparation method thereof - Google Patents

A kind of multi-functional quantum dot film and preparation method thereof Download PDF

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Publication number
CN107089039A
CN107089039A CN201710270818.9A CN201710270818A CN107089039A CN 107089039 A CN107089039 A CN 107089039A CN 201710270818 A CN201710270818 A CN 201710270818A CN 107089039 A CN107089039 A CN 107089039A
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quantum dot
layer
barrier layer
film
mass parts
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罗培栋
赵杨
付俊
樊华伟
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NINGBO DXC NEW MATERIAL TECHNOLOGY Co Ltd
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NINGBO DXC NEW MATERIAL TECHNOLOGY Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/38—Layered products comprising a layer of synthetic resin comprising epoxy resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
    • C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • B32B2457/202—LCD, i.e. liquid crystal displays

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

A kind of multi-functional quantum dot film, including quantum dot layer, are respectively arranged on the upper and lower barrier layer on quantum dot layer two sides, the layers of prisms on upper barrier layer, the light diffusion layer on lower barrier layer；Quantum dot layer is made up of resin, monomer, light trigger, diffusion particle, red quantum dot, green quantum dot；Light diffusion layer is made up of organic polymer particle and thermosetting resin.Its preparation method comprises the following steps：1. configures quantum dot layer sizing according to proportioning；2. adds red quantum dot and green quantum dot in the quantum dot layer sizing material prepared；Lower barrier layer is covered on glue and obtains intermediate coat by the glue application that 3. 2. has configured step again on upper barrier layer, then；4. is coated with prism coating on the upper barrier layer of intermediate coat, and UV is solidified into prism structure；Light diffusion layer coating, and curing molding are coated with the lower barrier layer of intermediate coat.Lower diffusion barrier and lower brightness enhancement film in the alternative traditional backlight module of the present invention.

Description

A kind of multi-functional quantum dot film and preparation method thereof
Technical field
The present invention relates to the preparation method of a kind of quantum dot film and quantum dot film.
Background technology
Liquid crystal panel is liquid crystal display（LCD）In mostly important, occupied one part of cost highest.Liquid crystal panel Mainly it is made up of liquid crystal panel module and backlight source module two large divisions, the major function of wherein backlight source module is in liberal supply Brightness and the light source that is evenly distributed, its illumination effect directly influences the visual effect of whole liquid crystal display.It is general at present Backlight source module all over application is mainly made up of backlight, light guide plate and blooming piece.Wherein blooming piece from bottom to top according to It is secondary to be made up of reflectance coating, lower diffusion barrier, lower brightness enhancement film, upper brightness enhancement film and upper diffusion barrier.
As the improvement of people's living standards, the frivolous aesthetic measure of the visual effect and display to liquid crystal display also exists Step up requirement.In order to meet the demand of market development, blooming piece manufactures and designs also integrated and frivolous to function Change development.In recent years in order to pursue the display effect of more high-quality, quantum dot is gradually applied to field of liquid crystal display by people.Quantum Point（Quantum Dot, abbreviation QD）It is a kind of new nano luminescent material, diameter is typically between 2nm to 10nm.Due to chi Very little small quantum dot has many special properties, has more outstanding photoelectric properties compared with traditional fluorescent material, such as：Swash Emission wavelength range is wide, transmitting spectral peak narrow range disturbs small, emission spectrum to be controlled by changing quantum dot size, light and imitate Rate is high.Quantum dot is mainly made the optics containing quantum dot by current quantum dot in the application of liquid crystal display in the market Film, replaces the lower diffusion barrier sheet in traditional backlight module with this optical thin film.The trial of quantum dot film has been achieved for rank The success of section property, greatly meets pursuit of the people to high-quality display effect, but the function of its blast and wide colour gamut also has To be reinforced and improvement.
The content of the invention
In order to overcome the above-mentioned deficiency of existing quantum dot film, the present invention provides a kind of diffusion, blast and wide colour gamut of having concurrently Function, can lift the multi-functional quantum dot film of the performance of whole backlight module, and provide its preparation method.
The present invention solve its technical problem technical scheme be：A kind of multi-functional quantum dot film, including quantum dot layer, difference Located at the upper barrier layer and lower barrier layer on quantum dot layer two sides, the layers of prisms on the upper barrier layer, located at lower barrier layer On light diffusion layer；
Described quantum dot layer is made up of resin, monomer, light trigger, diffusion particle, red quantum dot, green quantum dot；
Described light diffusion layer is made up of organic polymer particle and thermosetting resin.
Further, it the ratio of each component is in described quantum dot layer：
Red quantum dot：0.4-1 mass parts；
Green quantum dot：0.6-1 mass parts；
Resin：45-50 mass parts；
Monomer：45-50 mass parts；
Light trigger：1-3 mass parts；
Diffusion particle：1-3 mass parts.
It is preferred that, described resin is acrylic resin, modified epoxy, silicone oligomer, polybutadiene are low One kind in polymers；
Described monomer is the mixture of Monofunctional monomers or polyfunctional monomer；
Described light trigger is Irgacure-819 or Irgacure-TPO；
Described diffusion particle is zinc sulphide or titanium dioxide or organic silicone microparticle or PMMA, and particle size range is at 2 μm~10 μm.
It is preferred that, described Monofunctional monomers are for alkyl acrylate, (methyl) crylic acid hydroxy ester, with ring-type knot One kind in (methyl) acrylate of structure or phenyl ring, vinyl monomer；
The mixture of polyfunctional monomer is Isooctyl acrylate monomer, neopentylglycol diacrylate, the acrylic acid of dipentaerythritol five Two kinds in ester, trimethylolpropane trimethacrylate, trimethylol-propane trimethacrylate, benzyl methacrylate It is mixed above.
It is preferred that, described upper barrier layer is the PET film handled by vacuum evaporation, and described lower barrier layer is also process The PET film of vacuum evaporation processing, described quantum dot layer and upper barrier layer, the side knot with evaporation layer of lower barrier layer Close.
It is preferred that, the organic polymer particle of the light diffusion layer is PMMA particles or PS particles or PU or nylon particle, The particle diameter of organic polymer particle is 5 μm -20 μm；The thermosetting resin of the light diffusion layer is heat-curable urethane.
It is preferred that, described layers of prisms is epoxy resin.
The preparation method of above-mentioned multi-functional quantum dot film, comprises the following steps：
1. configures quantum dot layer sizing according to proportioning, and is stirred in 70-90 DEG C of constant temperature to well mixed,
45-55 DEG C is cooled to after well mixed；
2. adds red quantum dot and green quantum dot in the quantum dot layer sizing material prepared, and is maintained at constant temperature in 45-55 Stirring makes quantum dot be uniformly dispersed under the conditions of DEG C, so as to obtain the glue containing red and green quantum dot；
Then lower barrier layer is covered on glue by the glue application that 3. 2. has configured step again on upper barrier layer, passes through UV solidification equipments obtain intermediate coat after being solidified；
4. is coated with prism coating on the upper barrier layer of intermediate coat, and UV is solidified into prism structure；In the lower resistance of intermediate coat Light diffusion layer coating is coated with interlayer, and is heating and curing shaping by baking oven.
Above-mentioned steps are carried out under inert gas or nitrogen protection.
The beneficial effects of the present invention are：Under being prepared in a kind of multi-functional alternative traditional backlight module of quantum dot film Diffusion barrier and lower brightness enhancement film.This multi-functional quantum dot film has also had gamut range concurrently while backlight module thickness is reduced Broad, color purity is high, cost is low, many advantages, such as can prepare production on a large scale.Under NTSC standard, using containing quantum dot The LCD TV product of film backlight can realize 110%~120% far super common LED TV 70%~90% of color domain coverage ratio Gamut range.Therefore, this multi-functional quantum dot film has boundless application prospect in field of liquid crystal display.
This multi-functional quantum dot film has had the function of the lower diffusion barrier sheet and lower brightening film sheet in traditional backlight module concurrently, When it is used in backlight module, the light that pure blue light LED light source is sent changes through light guide plate projects direction, then by multi-functional Quantum dot film, upper brightness enhancement film and upper diffusion barrier.Light source is become equally distributed by the light diffusion layer of wherein multi-functional quantum dot film Area source, when light passes through quantum dot layer, red, green quantum dot in the light excitation quantum point layer that blue-ray LED is sent are sent Pure feux rouges and green glow, and high-quality pure red green blue tricolor light is formed together with remaining ethereal blue light, light is mixed Form the very color white light of high brightness after conjunction by the layers of prisms of upper barrier layer outer surface again, enhance the display effect of liquid crystal display Really.The addition of diffusion particle reduces generation between red two kinds of different quantum dots green in quantum dot glue process for preparation The probability of energy transfer, is effectively guaranteed the fluorescence efficiency after quantum dot film forming.Preparation whole operation process in nitrogen Or completed under inert gas shielding, the contact of quantum dot and oxygen and steam is avoided as far as possible, and quantum dot layer has up and down Barrier layer is protected, and these measures all effectively slow down the oxidation deactivation of quantum dot, extend the use longevity of quantum dot diffusion barrier Life.
Brief description of the drawings
Fig. 1 is the structural representation of the multi-functional quantum dot film of the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Embodiment one
Reference picture 1, a kind of multi-functional quantum dot film, including quantum dot layer 1, the upper barrier layer 2 for being respectively arranged on quantum dot layer two sides Layers of prisms 4 with lower barrier layer 3, on the upper barrier layer 2, the light diffusion layer 5 on lower barrier layer 3.
Described quantum dot layer is by resin, monomer, light trigger, diffusion particle 6, red quantum dot 7, green quantum dot 8 Composition.
Described light diffusion layer is made up of organic polymer particle 9 and thermosetting resin.
Wherein, it the ratio of each component is in quantum dot layer：
Red quantum dot：0.5 mass parts；
Green quantum dot：0.8 mass parts；
Resin：46 mass parts；
Monomer：46 mass parts；
Light trigger：2 mass parts；
Diffusion particle：2 mass parts.
Wherein, resin is in acrylic resin, modified epoxy, silicone oligomer, polybutadiene oligomer It is a kind of.Acrylic resin can select poly- again（Methyl）Methyl acrylate is poly-（Methyl）Butyl acrylate or polyurethane acroleic acid Ester.
Described monomer is the mixture of Monofunctional monomers or polyfunctional monomer；When monomer selects Monofunctional monomers When, the Monofunctional monomers select alkyl acrylate, (methyl) crylic acid hydroxy ester, (first with cyclic structure or phenyl ring Base) acrylate, one kind in vinyl monomer.Specifically, alkyl acrylate can select lauryl acrylate, acrylic acid fourth One kind in ester, isodecyl acrylate, Isooctyl acrylate monomer, ethoxyethoxy ethyl acrylate；(methyl) dihydroxypropyl Ester can select one kind in hydroxy-ethyl acrylate, hydroxyethyl methacrylate, caprolactone acrylate；With cyclic structure or benzene (methyl) acrylate of ring can select 2- phenoxyethyl acrylates, isobornyl acrylate, methacrylic acid isoborneol One kind in ester, acrylic acid tetrahydrofuran ester, ethoxyquin tetrahydrofuran acrylate, ring trimethylolpropane acrylates；Second Alkenyl monomer can select one kind in styrene, N- vinyl pyrrolidones, 4- hydroxy butyl vinyl ethers.When monomer is multifunctional During the mixture of single group body, the mixture selects Isooctyl acrylate monomer, neopentylglycol diacrylate, the propylene of dipentaerythritol five Two in acid esters, trimethylolpropane trimethacrylate, trimethylol-propane trimethacrylate, benzyl methacrylate Plant mixed above.
Wherein, light trigger selects Irgacure-819【German BASF joint-stock company production】Or Irgacure-TPO 【German BASF joint-stock company production】.
Wherein, the diffusion particle in quantum dot layer is zinc sulphide particles or TiO 2 particles or organic silicone microparticle or PMMA Particle, and particle size range control is between 2 μm~10 μm（Including 2 μm and 10 μm）.
Wherein, described upper barrier layer is the PET film handled by vacuum evaporation, and described lower barrier layer is also by true The PET film of empty vapor deposition treatment, described quantum dot layer and upper barrier layer, the side knot with evaporation layer 10 of lower barrier layer Close.The evaporation layer of PET film is silica steam plating layer, naturally it is also possible to be other evaporation film layers.
Wherein, the organic polymer particle of the light diffusion layer is PMMA particles or PS particles or PU or nylon particle, is had The size controlling of machine polymer particles is between 5 μm -20 μm（Including 5 μm and 20 μm）；The thermosetting resin of the light diffusion layer For heat-curable urethane.
Wherein, described layers of prisms is epoxy resin, specifically from 3,4- epoxycyclohexyl formic acid, or 3 ', 4 '-epoxy Cyclohexyl methyl esters, or adipic acid are double（3,4- epoxycyclohexanecarboxylates）.
Embodiment two
It the ratio of each component is in quantum dot layer：
Red quantum dot：0.4 mass parts；
Green quantum dot：0.7 mass parts；
Resin：50 mass parts；
Monomer：45 mass parts；
Light trigger：1.5 mass parts；
Diffusion particle：2.8 mass parts.
Remaining embodiment is identical with embodiment one.
Embodiment three
It the ratio of each component is in quantum dot layer：
Red quantum dot：0.8 mass parts；
Green quantum dot：0.9 mass parts；
Resin：45 mass parts；
Monomer：48 mass parts；
Light trigger：1 mass parts；
Diffusion particle：1 mass parts.
Remaining embodiment is identical with embodiment one.
Example IV
It the ratio of each component is in quantum dot layer：
Red quantum dot：0.7 mass parts；
Green quantum dot：7 mass parts；
Resin：47 mass parts；
Monomer：50 mass parts；
Light trigger：2.5 mass parts；
Diffusion particle：3 mass parts.
Remaining embodiment is identical with embodiment one.
Embodiment five
It the ratio of each component is in quantum dot layer：
Red quantum dot：1 mass parts；
Green quantum dot：0.6 mass parts；
Resin：48 mass parts；
Monomer：49 mass parts；
Light trigger：3 mass parts；
Diffusion particle：1.3 mass parts.
Remaining embodiment is identical with embodiment one.
Embodiment six
The preparation method of above-mentioned multi-functional quantum dot film, comprises the following steps：
1. configures quantum dot layer sizing according to proportioning（Including resin, monomer, light trigger, diffusion particle）,
And stirred in 80 DEG C of constant temperatures to well mixed, it is cooled to 50 DEG C after being well mixed.
2. adds red quantum dot and green quantum dot in the quantum dot layer sizing material prepared, and is maintained at constant temperature and exists Stirring makes quantum dot be uniformly dispersed under the conditions of 50 DEG C, so as to obtain the glue containing red and green quantum dot.
3. the glue application that 2. has configured step is on the surface with evaporation film of upper barrier layer, then again by under The surface with evaporation film of barrier layer is covered on glue, and intermediate coat is obtained after UV solidification equipments are solidified.
4. is coated with prism coating on the upper barrier layer of intermediate coat, and UV is solidified into prism structure；In intermediate coat Light diffusion layer coating is coated with lower barrier layer, and is heating and curing shaping by baking oven.
Above-mentioned steps are in inert gas（Such as argon gas）Or the lower progress of nitrogen protection, quantum dot and oxygen are avoided as far as possible Contact with steam.
Embodiment seven
Step 1. in, configure quantum dot layer sizing according to proportioning, and stir to well mixed in 75 DEG C of constant temperatures, be well mixed After be cooled to 53 DEG C.
Step 2. in, red quantum dot and green quantum dot are added in the quantum dot layer sizing material prepared, and is maintained at Constant temperature is stirred under the conditions of 52 DEG C makes quantum dot be uniformly dispersed, so as to obtain the glue containing red and green quantum dot.
Remaining embodiment is identical with embodiment six.
Embodiment eight
Step 1. in, configure quantum dot layer sizing according to proportioning, and stir to well mixed in 70 DEG C of constant temperatures, be well mixed After be cooled to 46 DEG C.
Step 2. in, red quantum dot and green quantum dot are added in the quantum dot layer sizing material prepared, and is maintained at Constant temperature is stirred under the conditions of 55 DEG C makes quantum dot be uniformly dispersed, so as to obtain the glue containing red and green quantum dot.
Remaining embodiment is identical with embodiment six.
Embodiment nine
Step 1. in, configure quantum dot layer sizing according to proportioning, and stir to well mixed in 90 DEG C of constant temperatures, be well mixed After be cooled to 45 DEG C.
Step 2. in, red quantum dot and green quantum dot are added in the quantum dot layer sizing material prepared, and is maintained at Constant temperature is stirred under the conditions of 48 DEG C makes quantum dot be uniformly dispersed, so as to obtain the glue containing red and green quantum dot.
Remaining embodiment is identical with embodiment six.
Embodiment ten
Step 1. in, configure quantum dot layer sizing according to proportioning, and stir to well mixed in 85 DEG C of constant temperatures, be well mixed After be cooled to 55 DEG C.
Step 2. in, red quantum dot and green quantum dot are added in the quantum dot layer sizing material prepared, and is maintained at Constant temperature is stirred under the conditions of 45 DEG C makes quantum dot be uniformly dispersed, so as to obtain the glue containing red and green quantum dot.
Remaining embodiment is identical with embodiment six.

Claims (8)

1. a kind of multi-functional quantum dot film, it is characterised in that including quantum dot layer, be respectively arranged on the upper barrier on quantum dot layer two sides Layer and lower barrier layer, the layers of prisms on the upper barrier layer, the light diffusion layer on lower barrier layer；
Described quantum dot layer is made up of resin, monomer, light trigger, diffusion particle, red quantum dot, green quantum dot；
Described light diffusion layer is made up of organic polymer particle and thermosetting resin.
2. multi-functional quantum dot film as claimed in claim 1, it is characterised in that：The proportioning of each component in described quantum dot layer For：
Red quantum dot：0.4-1 mass parts；
Green quantum dot：0.6-1 mass parts；
Resin：45-50 mass parts；
Monomer：45-50 mass parts；
Light trigger：1-3 mass parts；
Diffusion particle：1-3 mass parts.
3. multi-functional quantum dot film as claimed in claim 2, it is characterised in that：Described resin is acrylic resin, changed One kind in property epoxy resin, silicone oligomer, polybutadiene oligomer；
Described monomer is the mixture of Monofunctional monomers or polyfunctional monomer；
Described light trigger is Irgacure-819 or Irgacure-TPO；
Described diffusion particle is zinc sulphide or titanium dioxide or organic silicone microparticle or PMMA, and particle size range is at 2 μm~10 μm.
4. multi-functional quantum dot film as claimed in claim 3, it is characterised in that：Described Monofunctional monomers are alkyl acrylate Base ester, (methyl) crylic acid hydroxy ester, (methyl) acrylate with cyclic structure or phenyl ring, one in vinyl monomer Kind；
The mixture of polyfunctional monomer is Isooctyl acrylate monomer, neopentylglycol diacrylate, the acrylic acid of dipentaerythritol five Two kinds in ester, trimethylolpropane trimethacrylate, trimethylol-propane trimethacrylate, benzyl methacrylate It is mixed above.
5. the multi-functional quantum dot film as described in one of claim 1-4, it is characterised in that：Described upper barrier layer is by true The PET film of empty vapor deposition treatment, described lower barrier layer is also the PET film handled by vacuum evaporation, described quantum dot layer with Upper barrier layer, the side with evaporation layer of lower barrier layer are combined.
6. the multi-functional quantum dot film as described in one of claim 1-4, it is characterised in that：Organic high score of the light diffusion layer Seed is PMMA particles or PS particles or PU or nylon particle, and the particle diameter of organic polymer particle is 5 μm -20 μm；The light The thermosetting resin of diffusion layer is heat-curable urethane.
7. the multi-functional quantum dot film as described in one of claim 1-4, it is characterised in that：Described layers of prisms is asphalt mixtures modified by epoxy resin Fat.
8. the preparation method of multi-functional quantum dot film as claimed in claim 2, it is characterised in that comprise the following steps：
1. configures quantum dot layer sizing according to proportioning, and is stirred in 70-90 DEG C of constant temperature to well mixed, after being well mixed It is cooled to 45-55 DEG C；
2. adds red quantum dot and green quantum dot in the quantum dot layer sizing material prepared, and is maintained at constant temperature in 45-55 Stirring makes quantum dot be uniformly dispersed under the conditions of DEG C, so as to obtain the glue containing red and green quantum dot；
Then lower barrier layer is covered on glue by the glue application that 3. 2. has configured step again on upper barrier layer, passes through UV solidification equipments obtain intermediate coat after being solidified；
4. is coated with prism coating on the upper barrier layer of intermediate coat, and UV is solidified into prism structure；In the lower resistance of intermediate coat Light diffusion layer coating is coated with interlayer, and is heating and curing shaping by baking oven；
Above-mentioned steps are carried out under inert gas or nitrogen protection；
Above-mentioned steps are carried out under inert gas or nitrogen protection.
CN201710270818.9A 2017-04-24 2017-04-24 A kind of multi-functional quantum dot film and preparation method thereof Pending CN107089039A (en)

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CN107955199A (en) * 2017-11-09 2018-04-24 合肥乐凯科技产业有限公司 Perovskite quantum dot film, quantum dot diffusion composite membrane and preparation method thereof
CN107966855A (en) * 2017-11-24 2018-04-27 宁波东旭成新材料科技有限公司 A kind of green quantum dot film and its backlight module
CN108089370A (en) * 2017-11-24 2018-05-29 宁波东旭成新材料科技有限公司 A kind of preparation method of the quantum dot film of no barrier
CN108107496A (en) * 2017-12-22 2018-06-01 宁波激智科技股份有限公司 A kind of quantum dot film
CN108488758A (en) * 2018-02-26 2018-09-04 惠州市华星光电技术有限公司 A kind of optical diaphragm, backlight module and display device
CN108803141A (en) * 2018-06-21 2018-11-13 惠州市华星光电技术有限公司 Quantum dot integrates optical module, backlight module and liquid crystal display
CN108873470A (en) * 2018-06-25 2018-11-23 福州大学 A kind of quantum stippling film backing structure
CN109037271A (en) * 2018-08-16 2018-12-18 京东方科技集团股份有限公司 Optical device and its manufacturing method, display device
CN109054062A (en) * 2018-10-10 2018-12-21 嘉兴纳鼎光电科技有限公司 Photoluminescence thin film and the preparation method and application thereof
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
CN109471296A (en) * 2017-09-08 2019-03-15 张家港康得新光电材料有限公司 Diffusion barrier, composite membrane, backlight module and display device
CN109768150A (en) * 2018-12-24 2019-05-17 宁波激智科技股份有限公司 A kind of high luminance quantum dot film of high stability and a kind of display device
CN109928903A (en) * 2017-12-15 2019-06-25 Tcl集团股份有限公司 Quantum dot surface ligand, quantum dot film and its preparation method and application
CN110311055A (en) * 2019-07-26 2019-10-08 马鞍山微晶光电材料有限公司 A kind of recombination luminescence substrate and its preparation method and application
CN111038034A (en) * 2018-10-14 2020-04-21 南京贝迪电子有限公司 Edge-closed quantum dot reinforced membrane and preparation method thereof
CN111123581A (en) * 2019-12-27 2020-05-08 深圳市隆利科技股份有限公司 Direct type backlight device and display equipment
CN111273484A (en) * 2020-03-11 2020-06-12 宁波东旭成新材料科技有限公司 Barrier-free diaphragm quantum dot film
CN111393578A (en) * 2020-03-11 2020-07-10 宁波东旭成新材料科技有限公司 High-refractive-index quantum dot UV resin and wide-color-gamut composite film thereof
CN111610664A (en) * 2020-06-12 2020-09-01 广东万顺科技有限公司 Backlight module based on brightening barrier film
CN112420972A (en) * 2020-11-26 2021-02-26 西安航天三沃化学有限公司 Graphite-phase carbon nitride quantum dot film and preparation method and application thereof
CN113534311A (en) * 2021-07-24 2021-10-22 福州大学 Quantum dot diffusion plate and preparation method thereof
CN114058298A (en) * 2021-12-02 2022-02-18 镭昱光电科技(苏州)有限公司 Functional glue and preparation method thereof, and quantum dot functional glue and preparation method thereof
CN114137643A (en) * 2021-12-17 2022-03-04 东莞市光志光电有限公司 Preparation method of high-brightness intensifying and diffusing quantum dot composite optical film
CN115710468A (en) * 2022-10-28 2023-02-24 四川东方绝缘材料股份有限公司 Anti-aging quantum dot diffusion plate and preparation method thereof
CN116063967A (en) * 2023-02-21 2023-05-05 华南师范大学 Quantum dot fluorescent colloid, quantum dot On-chip white light LED and preparation method thereof

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CN107402416A (en) * 2017-08-31 2017-11-28 深圳市华星光电技术有限公司 quantum diffusion film and preparation method thereof
CN109471296A (en) * 2017-09-08 2019-03-15 张家港康得新光电材料有限公司 Diffusion barrier, composite membrane, backlight module and display device
CN107955199A (en) * 2017-11-09 2018-04-24 合肥乐凯科技产业有限公司 Perovskite quantum dot film, quantum dot diffusion composite membrane and preparation method thereof
CN107966855A (en) * 2017-11-24 2018-04-27 宁波东旭成新材料科技有限公司 A kind of green quantum dot film and its backlight module
CN108089370A (en) * 2017-11-24 2018-05-29 宁波东旭成新材料科技有限公司 A kind of preparation method of the quantum dot film of no barrier
CN109928903A (en) * 2017-12-15 2019-06-25 Tcl集团股份有限公司 Quantum dot surface ligand, quantum dot film and its preparation method and application
CN108107496A (en) * 2017-12-22 2018-06-01 宁波激智科技股份有限公司 A kind of quantum dot film
CN108488758A (en) * 2018-02-26 2018-09-04 惠州市华星光电技术有限公司 A kind of optical diaphragm, backlight module and display device
CN108803141A (en) * 2018-06-21 2018-11-13 惠州市华星光电技术有限公司 Quantum dot integrates optical module, backlight module and liquid crystal display
CN108873470A (en) * 2018-06-25 2018-11-23 福州大学 A kind of quantum stippling film backing structure
CN109037271A (en) * 2018-08-16 2018-12-18 京东方科技集团股份有限公司 Optical device and its manufacturing method, display device
CN109037271B (en) * 2018-08-16 2021-10-26 京东方科技集团股份有限公司 Optical device, manufacturing method thereof and display device
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
CN109054062A (en) * 2018-10-10 2018-12-21 嘉兴纳鼎光电科技有限公司 Photoluminescence thin film and the preparation method and application thereof
CN111038034A (en) * 2018-10-14 2020-04-21 南京贝迪电子有限公司 Edge-closed quantum dot reinforced membrane and preparation method thereof
CN109768150A (en) * 2018-12-24 2019-05-17 宁波激智科技股份有限公司 A kind of high luminance quantum dot film of high stability and a kind of display device
CN110311055A (en) * 2019-07-26 2019-10-08 马鞍山微晶光电材料有限公司 A kind of recombination luminescence substrate and its preparation method and application
CN111123581A (en) * 2019-12-27 2020-05-08 深圳市隆利科技股份有限公司 Direct type backlight device and display equipment
CN111393578B (en) * 2020-03-11 2023-03-14 宁波东旭成新材料科技有限公司 High-refractive-index quantum dot UV resin and wide-color-gamut composite film thereof
CN111393578A (en) * 2020-03-11 2020-07-10 宁波东旭成新材料科技有限公司 High-refractive-index quantum dot UV resin and wide-color-gamut composite film thereof
CN111273484A (en) * 2020-03-11 2020-06-12 宁波东旭成新材料科技有限公司 Barrier-free diaphragm quantum dot film
CN111273484B (en) * 2020-03-11 2023-08-22 宁波东旭成新材料科技有限公司 Non-resistance diaphragm quantum dot film
CN111610664A (en) * 2020-06-12 2020-09-01 广东万顺科技有限公司 Backlight module based on brightening barrier film
CN112420972A (en) * 2020-11-26 2021-02-26 西安航天三沃化学有限公司 Graphite-phase carbon nitride quantum dot film and preparation method and application thereof
CN113534311A (en) * 2021-07-24 2021-10-22 福州大学 Quantum dot diffusion plate and preparation method thereof
CN113534311B (en) * 2021-07-24 2022-10-14 福州大学 Quantum dot diffusion plate and preparation method thereof
CN114058298A (en) * 2021-12-02 2022-02-18 镭昱光电科技(苏州)有限公司 Functional glue and preparation method thereof, and quantum dot functional glue and preparation method thereof
CN114137643A (en) * 2021-12-17 2022-03-04 东莞市光志光电有限公司 Preparation method of high-brightness intensifying and diffusing quantum dot composite optical film
CN115710468A (en) * 2022-10-28 2023-02-24 四川东方绝缘材料股份有限公司 Anti-aging quantum dot diffusion plate and preparation method thereof
CN116063967A (en) * 2023-02-21 2023-05-05 华南师范大学 Quantum dot fluorescent colloid, quantum dot On-chip white light LED and preparation method thereof
CN116063967B (en) * 2023-02-21 2024-02-27 华南师范大学 Quantum dot fluorescent colloid, quantum dot On-chip white light LED and preparation method thereof

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