CN107807475A - Quantum feature board and preparation method thereof - Google Patents
Quantum feature board and preparation method thereof Download PDFInfo
- Publication number
- CN107807475A CN107807475A CN201711075227.2A CN201711075227A CN107807475A CN 107807475 A CN107807475 A CN 107807475A CN 201711075227 A CN201711075227 A CN 201711075227A CN 107807475 A CN107807475 A CN 107807475A
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- CN
- China
- Prior art keywords
- quantum dot
- polystyrene
- quantum
- substrate
- feature board
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
-
- 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 invention discloses a kind of quantum feature board and preparation method thereof, quantum feature board includes substrate, and substrate is provided with coating layer；The coating layer is the cured layer after the epoxy glue coating of polystyrene and quantum dot；The substrate is three-decker form, and to be co-extruded in mould, baseplate material is transparent organic polymer plastic material, the three-decker, wherein added with diffusion particle or similar functionality material in one layer.Preparation method includes polystyrene and the colloid mixture of quantum dot makes, prepares the steps such as substrate, coating.Present invention lifting backlight packaging efficiency, promotes backlight mechanization assembling, saves cost.
Description
Technical field
The present invention relates to a kind of quantum feature board and preparation method thereof.
Background technology
The quantum film being conventionally used in backlight technology, typically uniformly mixes a certain proportion of quantum with specific glue
Point, while levels are by Obstruct membrane（Main material is PET）Cladding fitting forms.Quantum dot is by a limited number of atom group
Into three dimensions are in nanometer scale.Quantum dot is generally spherical or spherical, and stable diameter is received 2~20 nm's
Rice corpuscles.It is the aggregate of atom on nanoscale and molecule, can be both made up of a kind of semi-conducting material, such as by IIB.
Group VIA element or IIIA.VA races element composition, can also be made up of two or more semi-conducting material.Because of quantum dot
It can not expose in atmosphere（Need to obstruct water and oxygen）, cause the mode cost for being fabricated to film higher.Using to LCD TV
In backlight module, while also need to and other optical modules（Diffuser plate/light guide plate, optical film）Carry out collocation use.
The content of the invention
It is an object of the invention to provide a kind of quantum function of lifting backlight packaging efficiency, promote backlight mechanization assembling
Plate and preparation method thereof.
The present invention technical solution be：
A kind of quantum feature board, it is characterized in that：Including substrate, substrate is provided with coating layer；The coating layer be polystyrene and
Cured layer after the epoxy glue coating of quantum dot；The substrate is three-decker form, and to be co-extruded in mould, baseplate material is
Transparent organic polymer plastic material, the three-decker, wherein added with diffusion particle or similar functionality material in one layer；
Cured layer after the epoxy glue coating of the polystyrene and quantum dot is made up of following method：
The epoxy glue of the polystyrene made and quantum dot is passed through and is coated work into coating head/applicator roll for colloid system
Industry, uniformly it is attached to substrate surface and forms a thin layer, substrate surface is then solidificated in by UV illumination or baking oven system.
The transparent organic polymer plastic material is PMMA, PS, PC, MS, PET, PP or its associated polymer.
The diffusion particle or similar functionality material are organosilicon, PMMA microballons or nanosized SiO_2/TiO2.
The three-decker does difference in functionality layer using different refractivity material, using the light law of refraction, to optical link
Certain angle distribution is done in footpath, obtains the light of specific needs.
A kind of preparation method of quantum feature board, it is characterized in that：Comprise the following steps：
（1）The colloid mixture of polystyrene and quantum dot makes：
A) polystyrene microsphere is added into solvent, stirring swelling；Unsupported quantum dot is added, continues stirring and reaches uniform point
Dissipate；After removing solvent using correlation techniques such as revolvings, the quantum dot of PS loads is obtained, is placed in mortar or grinder and is ground into powder
End；
B) granules of polystyrene is dissolved in styrene monomer, and dissolving is stirred simultaneously, obtains viscous solution；
C) the quantum dot powder of PS loads is added into viscous solution, initiator is continuously added, is uniformly mixing to obtain colloid mixture；
（2）Prepare substrate：Substrate is three-decker, to be co-extruded in mould, is worked simultaneously by three extruders, three extrusions
The material of molten condition is compound in mould in machine and then is extruded as an entirety by die orifice；
（3）The colloid mixture made passes through is coated operation for colloid system into coating head/applicator roll, is uniformly attached to substrate
Surface forms a thin layer, is then solidificated in substrate surface by UV illumination or baking oven system.
Step（1）A) solvent described in is dichloromethane or toluene；The mass ratio of polystyrene microsphere and solvent is：0.5-
1:2；The addition of unsupported quantum dot is the 5 ~ 10% of above-mentioned polystyrene microsphere and solvent gross mass；Step（1）B) gather in
The mass ratio of styrene pellets and styrene monomer is 0.5-1:1；Step（1）C) dosage for the quantum dot powder that PS is loaded is in
The 10 ~ 15% of the viscous solution quality；The dosage of initiator is the 3 ~ 5% of the viscous solution quality；Initiator be 184,
907th, BP or TPO.
Advantages of the present invention：
1st, backlight packaging efficiency is lifted, diffuser plate and quantum film need to clean assembling respectively in down straight aphototropism mode set；
2nd, backlight mechanization assembling is promoted, the hardness property endured that backing material plate is brought makes quantum feature board completely can mechanical arm operation；
3rd, cost is saved, saves the Obstruct membrane cost that quantum film application is brought.
With reference to embodiment, the invention will be further described.
Embodiment
A kind of preparation method of quantum feature board, comprises the following steps：
（1）The colloid mixture of polystyrene and quantum dot makes：
A) polystyrene microsphere is added into solvent, stirring swelling；Unsupported quantum dot is added, continues stirring and reaches uniform point
Dissipate；After removing solvent using correlation techniques such as revolvings, the quantum dot of PS loads is obtained, is placed in mortar or grinder and is ground into powder
End；
B) granules of polystyrene is dissolved in styrene monomer, and dissolving is stirred simultaneously, obtains viscous solution；
C) the quantum dot powder of PS loads is added into viscous solution, initiator is continuously added, is uniformly mixing to obtain colloid mixture；
（2）Prepare substrate：Substrate is three-decker, to be co-extruded in mould, is worked simultaneously by three extruders, three extrusions
The material of molten condition is compound in mould in machine and then is extruded as an entirety by die orifice；
（3）The colloid mixture made passes through is coated operation for colloid system into coating head/applicator roll, is uniformly attached to substrate
Surface forms a thin layer, is then solidificated in substrate surface by UV illumination or baking oven system.
Step（1）A) solvent described in is dichloromethane or toluene；The mass ratio of polystyrene microsphere and solvent is：0.5-
1:2；The addition of unsupported quantum dot is the 5 ~ 10% of above-mentioned polystyrene microsphere and solvent gross mass；Step（1）B) gather in
The mass ratio of styrene pellets and styrene monomer is 0.5-1:1；Step（1）C) dosage for the quantum dot powder that PS is loaded is in
The 10 ~ 15% of the viscous solution quality；The dosage of initiator is the 3 ~ 5% of the viscous solution quality；Initiator be 184,
907th, BP or TPO.
Backing material plate mainly haves three layers structure, molten in 3 machines to be co-extruded in mould, it is necessary to 3 extruders while work
The material for melting state is compound in mould and then be extruded as an entirety by die orifice.
Material in the 3-tier architecture, mainly it is made up of organic polymer plastic material, such material main performance requirements has：
Water white transparency, impact resistance, very property, certain weatherability, such as currently used PMMA, PS, PC, MS, PET, PP material or its
Associated polymer
Each layer embodies different features in 3-tier architecture, wherein one layer will add certain diffusion particle or the thing of similar functionality
Matter, make have certain change to the opticpath of light emitting source during application, to reach certain effect covered with uniform light extraction.It is as usual
The particle for the diffusion function seen：Organosilicon, PMMA microballons, nanosized SiO_2/TiO2 etc..
3-tier architecture can also do difference in functionality layer using different refractivity material, using the light law of refraction, to optical link
Certain angle distribution is done in footpath, obtains the light of specific needs.Such as, low-index material is under, and high-index material is upper, under
Surface, which enters angle of the light of light when from upper surface light extraction, to diminish, and can reach the effect of front optically focused, otherwise scattering process.
The Base Material of 3-tier architecture be may be the same or different, and thickness can be adjusted according to being actually needed.
The quantum dot being distributed in glue does not limit a certain system quantum dot, then design requirement is can reach after pretreatment
It is defined.
This feature board can be extensively using in backlight and illuminating product.
Claims (6)
1. a kind of quantum feature board, it is characterized in that：Including substrate, substrate is provided with coating layer；The coating layer is polystyrene
With the cured layer after the epoxy glue coating of quantum dot；The substrate is three-decker form, to be co-extruded in mould, baseplate material
For transparent organic polymer plastic material, the three-decker, wherein added with diffusion particle or similar functionality thing in one layer
Matter；
Cured layer after the epoxy glue coating of the polystyrene and quantum dot is made up of following method：
The epoxy glue of the polystyrene made and quantum dot is passed through and is coated work into coating head/applicator roll for colloid system
Industry, uniformly it is attached to substrate surface and forms a thin layer, substrate surface is then solidificated in by UV illumination or baking oven system.
2. quantum feature board according to claim 1, it is characterized in that：The transparent organic polymer plastic material is
PMMA, PS, PC, MS, PET, PP or its associated polymer.
3. quantum feature board according to claim 1 or 2, it is characterized in that：The diffusion particle or similar functionality material
For organosilicon, PMMA microballons or nanosized SiO_2/TiO2.
4. quantum feature board according to claim 1 or 2, it is characterized in that：The three-decker utilizes different refractivity material
Material does difference in functionality layer, and using the light law of refraction, certain angle distribution is done to opticpath, obtains the light of specific needs.
5. a kind of preparation method of the quantum feature board described in claim 1, it is characterized in that：Comprise the following steps：
（1）The colloid mixture of polystyrene and quantum dot makes：
A) polystyrene microsphere is added into solvent, stirring swelling；Unsupported quantum dot is added, continues stirring and reaches uniform point
Dissipate；After removing solvent, the quantum dot of PS loads is obtained, is placed in mortar or grinder and smashes；
B) granules of polystyrene is dissolved in styrene monomer, and dissolving is stirred simultaneously, obtains viscous solution；
C) the quantum dot powder of PS loads is added into viscous solution, initiator is continuously added, is uniformly mixing to obtain colloid mixture；
（2）Prepare substrate：Substrate is three-decker, to be co-extruded in mould, is worked simultaneously by three extruders, three extrusions
The material of molten condition is compound in mould in machine and then is extruded as an entirety by die orifice；
（3）The colloid mixture made passes through is coated operation for colloid system into coating head/applicator roll, is uniformly attached to substrate
Surface forms a thin layer, is then solidificated in substrate surface by UV illumination or baking oven system.
6. the preparation method of quantum feature board according to claim 5, it is characterized in that：Step（1）A) solvent is described in
Dichloromethane or toluene；The mass ratio of polystyrene microsphere and solvent is：0.5-1:2；The addition of unsupported quantum dot is
Above-mentioned polystyrene microsphere and the 5 ~ 10% of solvent gross mass；Step（1）B) quality of granules of polystyrene and styrene monomer in
Than for 0.5-1:1；Step（1）C) dosage for the quantum dot powder that PS is loaded is the 10 ~ 15% of the viscous solution quality in；Draw
The dosage for sending out agent is the 3 ~ 5% of the viscous solution quality；Initiator is 184,907, BP or TPO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711075227.2A CN107807475A (en) | 2017-11-06 | 2017-11-06 | Quantum feature board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711075227.2A CN107807475A (en) | 2017-11-06 | 2017-11-06 | Quantum feature board and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107807475A true CN107807475A (en) | 2018-03-16 |
Family
ID=61583475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711075227.2A Pending CN107807475A (en) | 2017-11-06 | 2017-11-06 | Quantum feature board and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295045A (en) * | 2018-03-23 | 2019-10-01 | 陈学仕 | High efficiency light conversion material |
| CN114755861A (en) * | 2022-06-15 | 2022-07-15 | 广东欧迪明光电科技股份有限公司 | High-efficiency quantum dot optical substrate and preparation method thereof |
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| US20020164271A1 (en) * | 2001-05-02 | 2002-11-07 | Ho Winston Z. | Wavelength-coded bead for bioassay and signature recogniton |
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| CN105259601A (en) * | 2015-11-10 | 2016-01-20 | 合肥乐凯科技产业有限公司 | Multi-layer quantum dot film and backlight module group |
| CN107115830A (en) * | 2017-03-28 | 2017-09-01 | 南京林业大学 | A kind of method that polymer microsphere is prepared based on high-pressure electrostatic ultrasonic atomizatio |
| CN107219684A (en) * | 2017-07-26 | 2017-09-29 | 南通创亿达新材料股份有限公司 | A kind of quantum feature board and preparation method thereof |
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2017
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020164271A1 (en) * | 2001-05-02 | 2002-11-07 | Ho Winston Z. | Wavelength-coded bead for bioassay and signature recogniton |
| CN1616342A (en) * | 2004-12-09 | 2005-05-18 | 上海交通大学 | Method for preparing fluorescent spectrum adjustable quantum dot nano composite particle |
| KR20110012246A (en) * | 2009-07-30 | 2011-02-09 | 엘지이노텍 주식회사 | Backlight unit |
| CN105259601A (en) * | 2015-11-10 | 2016-01-20 | 合肥乐凯科技产业有限公司 | Multi-layer quantum dot film and backlight module group |
| CN107115830A (en) * | 2017-03-28 | 2017-09-01 | 南京林业大学 | A kind of method that polymer microsphere is prepared based on high-pressure electrostatic ultrasonic atomizatio |
| CN107219684A (en) * | 2017-07-26 | 2017-09-29 | 南通创亿达新材料股份有限公司 | A kind of quantum feature board and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295045A (en) * | 2018-03-23 | 2019-10-01 | 陈学仕 | High efficiency light conversion material |
| CN110295045B (en) * | 2018-03-23 | 2022-03-15 | 陈学仕 | High efficiency light conversion material |
| CN114755861A (en) * | 2022-06-15 | 2022-07-15 | 广东欧迪明光电科技股份有限公司 | High-efficiency quantum dot optical substrate and preparation method thereof |
| CN114755861B (en) * | 2022-06-15 | 2023-01-06 | 广东欧迪明光电科技股份有限公司 | High-efficiency quantum dot optical substrate and preparation method thereof |
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Application publication date: 20180316 |