CN105143933A - Optical lamination - Google Patents
Optical lamination Download PDFInfo
- Publication number
- CN105143933A CN105143933A CN201380075954.2A CN201380075954A CN105143933A CN 105143933 A CN105143933 A CN 105143933A CN 201380075954 A CN201380075954 A CN 201380075954A CN 105143933 A CN105143933 A CN 105143933A
- Authority
- CN
- China
- Prior art keywords
- quantum dot
- optical laminate
- mentioned
- photoluminescent layers
- methyl
- Prior art date
- 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.)
- Pending
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention relates to an optical lamination and, more specifically, to an optical lamination which has a photoluminescence layer including photoluminescence quantum dot particles and is attached to any one surface of a display panel to emit light when stimulated by light, thereby remarkably improving the visibility of a laser pointer when the laser pointer is directly displayed on a display.
Description
Technical field
The present invention relates to the optical laminate possessing photoluminescent layers.
Background technology
In the past, in the displaying in meeting, presentations etc., carry out use projector continually and source map picture is projected on screen, wall.Now, publisher a part be generally used on exploded view picture makes the laser pen of laser tracing, while point to, screen is equilateral to be shown.
When employing the screen prjection of projector, in the image of projection, there is the problem that contrast reduces or image quality is deteriorated.On the other hand, in recent years, the maximization of size more than 70 inches of liquid crystal display (LCD), plasma scope (PDP) is developing, and is not projector but carries out carrying out displaying at these displays self direct display image to also become possibility.
But, when being undertaken showing by adopting the direct display of display, because display has self-illuminating structure, be therefore difficult to the projection depending on recognizing the laser that laser pen produces.In addition, in order to improve the display grade of display self, if improve the anti-glare of display surface, then the reflection of the projection light of laser pen is also suppressed, the problem that the visuality therefore producing laser pen does not improve.In recent years, as open in Japanese Unexamined Patent Publication 2001-236181 publication, owing to also likely using laser pen as the sensing equipment carrying out picture instruction operation over the display, therefore its visuality becomes even more important.
Prior art document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2001-236181 publication
Summary of the invention
The problem that invention will solve
The object of the present invention is to provide the optical laminate of the visuality that can improve laser pen.
For solving the means of problem
1. an optical laminate, it possesses the photoluminescent layers comprising photoluminescence quantum dot (quantumdot) particle, fits in the one side of display pannel.
2. the optical laminate of above-mentioned project 1, wherein, above-mentioned photoluminescence quantum dot particles is quantum dot particles, particle containing quantum dot or their potpourri.
3. the optical laminate of above-mentioned project 2, wherein, above-mentioned quantum dot particles comprises the semiconductor substance being selected from II-VI group semiconducting compound, III-V semiconductor compound, group IV-VI semiconducting compound, IV race element or comprising in its compound and their combination.
4. the optical laminate of above-mentioned project 2, wherein, the above-mentioned particle containing quantum dot is included in the quantum dot particles of at least one of the surface conjunction of inorganics nuclear particle or macromolecule nuclear particle.
5. the optical laminate of above-mentioned project 1, wherein, the absorbing wavelength of above-mentioned photoluminescence quantum dot particles is 350 ~ 450nm or 600 ~ 650nm.
6. the optical laminate of above-mentioned project 1, wherein, above-mentioned photoluminescent layers is formed by comprising the photoluminescent layers formation composition coating of photoluminescence quantum dot particles, translucent resin, initiating agent and solvent.
7. the optical laminate of above-mentioned project 1; wherein, above-mentioned photoluminescent layers is hard conating, the polarizer, polarizer protective seam, phase separation layer, anti-reflection layer, antistatic layer, high refractor, forming low-refractive-index layer, stain-proofing layer, pressure-sensitive adhesive layer, adhesive linkage or these base material film.
8. the optical laminate of above-mentioned project 1, wherein, optical laminate is polaroid.
9. an image display device, it possesses the optical laminate described in arbitrary project of above-mentioned project 1 ~ 8.
10. the image display device of above-mentioned project 9, wherein, it is liquid crystal indicator.
The effect of invention
Optical laminate of the present invention, due to by comprise photoluminescence quantum dot particles and because of light produce stimulation and luminous, therefore by laser pen when display directly shows, the visuality of laser pen can be improved significantly.
Embodiment
The present invention relates to optical laminate, by possessing the photoluminescent layers comprising photoluminescence quantum dot particles, be arranged at the one side of display pannel, luminous due to the stimulation produced because of light, therefore by laser pen when display directly shows, the visuality of laser pen can be improved significantly.
Below to the detailed description of the invention.
Optical laminate of the present invention possesses the photoluminescent layers comprising photoluminescence quantum dot (quantumdot) particle, is arranged at the one side of display pannel.
In the present invention, photoluminescent layers refers to and to be upset thus the layer of self luminescence due to light.Optical laminate of the present invention, by possessing this photoluminescent layers, is arranged at the one side of display pannel, thus utilizes the light of laser pen, and this position is luminous, can improve the visuality of laser pen significantly.
Optical laminate of the present invention is arranged on the one side of display pannel.Even if under being positioned at multiple optical functional film or other formations, or be the back side that benchmark is positioned at depending on the person of recognizing side with display pannel, as long as utilize the light of laser pen that the position of photoluminescence phenomenon can occur, be then not particularly limited.
Photoluminescence quantum dot particles according to the present invention can be quantum dot particles, particle containing quantum dot or their potpourri.
So-called quantum dot is the semiconductor substance of nano-scale.The aggregate of the little molecule be called bunch by atomic building molecule, molecular composition, thus form nano particle, when such nano particle particularly has characteristic of semiconductor, be referred to as quantum dot.
If quantum dot accepts energy from outside and becomes excited state, then self release the energy of corresponding band gap bad student.
Quantum dot particles synthesizes by wet chemistry operation (wetchemicalprocess), Metalorganic Chemical Vapor operation or molecular line epitaxy operation.Wet chemistry operation is the method adding precursor substance in organic solvent and particle is grown.During crystalline growth, naturally played the effect of spreading agent at the surface coordination of quantum dot crystallization by organic solvent, thus regulate the growth of crystallization, therefore with Metalorganic Chemical Vapor (MOCVD; Metalorganicchemicalvapordeposition), molecular line epitaxy (MBE; Molecularbeamepitaxy) such vapor coating method is compared, and by more easily and the low operation of price, can control the growth of nano particle.
According to quantum dot particles of the present invention, as long as the stimulation that can produce because of light and the quantum dot particles of luminescence, then be not particularly limited, such as, the semiconductor substance being selected from II-VI group semiconducting compound, III-V semiconductor compound, group IV-VI semiconducting compound, IV race element or comprising in its compound and their combination is comprised.
Above-mentioned II-VI group semiconducting compound can be selected from: the Was Used compound selected from CdS, CdSe, CdTe, ZnS, ZnSe, ZnTe, ZnO, HgS, HgSe, HgTe and their potpourri; Three element compounds selected from CdSeS, CdSeTe, CdSTe, ZnSeS, ZnSeTe, ZnSTe, HgSeS, HgSeTe, HgSTe, CdZnS, CdZnSe, CdZnTe, CdHgS, CdHgSe, CdHgTe, HgZnS, HgZnSe, HgZnTe and their potpourri; And four element compounds selected from CdZnSeS, CdZnSeTe, CdZnSTe, CdHgSeS, CdHgSeTe, CdHgSTe, HgZnSeS, HgZnSeTe, HgZnSTe and their potpourri, above-mentioned III-V semiconductor compound can be selected from: the Was Used compound selected from GaN, GaP, GaAs, GaSb, AlN, AlP, AlAs, AlSb, InN, InP, InAs, InSb and their potpourri; Three element compounds selected from GaNP, GaNAs, GaNSb, GaPAs, GaPSb, AlNP, AlNAs, AlNSb, AlPAs, AlPSb, InNP, InNAs, InNSb, InPAs, InPSb, GaAlNP and their potpourri; And four element compounds selected from GaAlNAs, GaAlNSb, GaAlPAs, GaAlPSb, GaInNP, GaInNAs, GaInNSb, GaInPAs, GaInPSb, InAlNP, InAlNAs, InAlNSb, InAlPAs, InAlPSb and their potpourri, above-mentioned group IV-VI semiconducting compound can be selected from: the Was Used compound selected from SnS, SnSe, SnTe, PbS, PbSe, PbTe and their potpourri; Three element compounds selected from SnSeS, SnSeTe, SnSTe, PbSeS, PbSeTe, PbSTe, SnPbS, SnPbSe, SnPbTe and their potpourri; And four element compounds selected from SnPbSSe, SnPbSeTe, SnPbSTe and their potpourri, above-mentioned IV race element or the compound comprising it can be selected from: the element compound selected from Si, Ge and their potpourri; And the Was Used compound selected from SiC, SiGe and their potpourri.
Above-mentioned quantum dot can have (homogeneous) single structure of homogeneous or the dual structure of core-shell structure copolymer (core-shell), when the latter, the material forming each core (core) and shell (shell) can be made up of aforesaid semiconducting compound different from each other.But, the band gap of above-mentioned shell matter is sometimes large than the band gap of nuclear matter.Such as, when obtaining the quantum dot of the nucleocapsid structure with CdSe/ZnS, by injecting (CH3) 2Cd (dimethyl cadmium) in use TOPO (trioctyl phosphine oxide) is as the organic solvent of surfactant, TOPSe (trioctylphosphine selenizing phosphine) etc. is equivalent to the precursor substance of core (CdSe), thus generation crystallization, after at high temperature maintaining certain hour with crystalline growth to the mode of certain size, injection is equivalent to the precursor substance of shell (ZnS), shell is formed on the surface generating complete core, thus obtain the quantum dot of the CdSe/ZnS covering (capping) with TOPO.
Particle containing quantum dot according to the present invention is included in the quantum dot particles of at least one of the surface conjunction of inorganics nuclear particle or macromolecule nuclear particle.
The number of the quantum dot particles imported on the surface of the nuclear particle of the particle containing quantum dot according to the present invention is not particularly limited, and such as, can be 1 ~ 8,200,000, preferably 10 ~ 640,000.
Above-mentioned inorganics nuclear particle can be silicon dioxide, aluminium oxide (Al2O3, AlO2), titania or zinc oxide.Or above-mentioned macromolecule nuclear particle can be polystyrene or polymethylmethacrylate.Being not particularly limited the diameter of above-mentioned nuclear particle, can be such as 2 ~ 1,000 μm.
Above-mentioned nuclear particle and above-mentioned quantum dot particles combine by covalent bond, ionic link or physisorption.Now, for above-mentioned covalent bond, by comprising the arbitrary atom in the sulphur, nitrogen or the phosphorus that are combined with above-mentioned quantum dot particles a side, the opposing party, there is the effect base that is combined with above-mentioned nuclear particle and formed.Above-mentioned effect base can be silylation, amino, sulfuryl, carboxyl or hydroxyl.
According to the absorbing wavelength of photoluminescence quantum dot particles of the present invention, utilizing the light source of display to suppress photoluminescent layers and luminous, not being preferably the wavelength of visible ray regions, such as, can be 350 ~ 450nm.
In addition, in another aspect of the present invention, even if the absorbing wavelength of photoluminescence quantum dot particles is the wavelength of visible ray regions, if utilize the luminescence of the light source of display to be the wavelength of the degree of the visuality not damaging laser pen, be then permissible, such as, can be 600 ~ 650nm.
According to a specific example of the present invention, the other individual course that photoluminescent layers according to the present invention can be used as the effect only playing photoluminescence is formed.In this case, photoluminescent layers is formed by the photoluminescent layers formation composition comprising photoluminescence quantum dot particles is coated base material.
Photoluminescent layers formation composition according to the present invention comprises photoluminescence quantum dot particles, translucent resin, initiating agent and solvent.
Can use with the form of the composition dissolved in a solvent or disperse according to photoluminescence quantum dot particles of the present invention.
Above-mentioned solvent is not particularly limited, the alcohol series solvents such as such as methyl alcohol, ethanol, isopropyl alcohol, butanols, methyl cellosolve, ethyl cellosolve can be enumerated; The acetic acid esters series solvents such as ethyl acetate, propyl acetate, n-butyl acetate, tert-butyl acetate, methylcellosolve acetate, ethyl cellosolve acetate, propylene glycol monomethyl ether, propylene glycol monoethyl acetic acid esters, propylene glycol monopropyl ether acetic acid esters, methoxy butyl acetate, acetic acid methoxyl pentyl ester; The ether series solvents such as diethylene glycol dimethyl ether, diethylene glycol diethyl ether, diglycol dipropyl ether, diethylene glycol dibutyl ether, propylene glycol monomethyl ether; The ketone series solvents such as methyl ethyl ketone, methyl butyl ketone, methyl isobutyl ketone, metacetone, dipropyl ketone, cyclohexanone; The alkane series solvent of the carbon numbers 2 ~ 10 such as hexane, heptane, octane; The aromatic hydrocarbon series solvents etc. such as benzene,toluene,xylene.They can be used alone or two or more is used in combination.
Content according to photoluminescence quantum dot particles contained in photoluminescent layers formation composition of the present invention is not particularly limited, such as, relative to the gross mass of photoluminescent layers formation composition, can be the amount of 0.05 ~ 5 quality %, preferably, can be the amount of 0.1 ~ 3 quality %.If the content of quantum dot particles contained in composition and the particle containing quantum dot is 0.05 ~ 5 quality %, can the effect of the visuality of improvement laser spots be made to become to greatest extent when not damaging the visuality of display.
Can be photocurable resin according to translucent resin of the present invention.
Above-mentioned photocurable resin can comprise light-cured type (methyl) acrylate oligomer, monomer.
Above-mentioned light-cured type (methyl) acrylate oligomer can enumerate such as epoxy (methyl) acrylate, carbamate (methyl) acrylate etc., more preferably carbamate (methyl) acrylate.
Above-mentioned carbamate (methyl) acrylate can be modulated by making multifunctional (methyl) acrylate with hydroxyl react with the compound with isocyanate group in the presence of a catalyst.
Above-mentioned (methyl) acrylate with hydroxyl is not particularly limited, (methyl) acrylic acid 2-hydroxy methacrylate, (methyl) acrylic acid 2-hydroxyl isopropyl ester, (methyl) acrylic acid 4-hydroxybutyl, caprolactone open loop hydroxy acrylate, pentaerythrite three/tetra-(methyl) acrylate mixture, dipentaerythritol five/six (methyl) acrylate mixture etc. can be enumerated such as.They can be used alone or two or more is used in combination.
The above-mentioned compound with isocyanate group is not particularly limited, such as 1 can be enumerated, 4-diisocyanate butane, 1, 6-diisocyanate hexane, 1, 8-diisocyanate octane, 1, 12-diisocyanate dodecane, 1, 5-diisocyanate-2-methylpentane, trimethyl-1, 6-diisocyanate hexane, 1, two (isocyanatomethyl) cyclohexane of 3-, anti-form-1, 4-cyclohexene diisocyanate, 4, 4 ＇-di-2-ethylhexylphosphine oxide (cyclohexyl isocyanate), isophorone diisocyanate, Toluene-2,4-diisocyanate, 4-diisocyanate, Toluene-2,4-diisocyanate, 6-diisocyanate, dimethylbenzene-1, 4-diisocyanate, tetramethyl xylene-1, 3-diisocyanate, 1-chloromethyl-2, 4-diisocyanate, 4, 4 ＇-di-2-ethylhexylphosphine oxide (2, 6-dimethylphenyl isocyanate), 4, 4 ＇-oxygen two (phenyl isocyanate), with 3 functional isocyanate derived by hexamethylene diisocyanate, leucoaurin propyl alcohol addition toluene diisocyanate etc.They can be used alone or two or more is used in combination.
Above-mentioned monomer is not particularly limited; the monomer such as light-cured type functional group with unsaturated groups such as (methyl) acryloyl group, vinyl, styryl, allyls can be enumerated, more preferably there is the monomer of (methyl) acryloyl group.
The above-mentioned monomer with (methyl) acryloyl group is not particularly limited, such as neopentyl glycol acrylate can be enumerated, 1,6-hexanediol (methyl) acrylate, propylene glycol two (methyl) acrylate, triethylene glycol two (methyl) acrylate, dipropylene glycol two (methyl) acrylate, polyglycol two (methyl) acrylate, polypropylene glycol two (methyl) acrylate, trimethylolpropane tris (methyl) acrylate, trimethylolethane trimethacrylate (methyl) acrylate, 1,2,4-cyclohexane four (methyl) acrylate, five glycerine three (methyl) acrylate, pentaerythrite four (methyl) acrylate, pentaerythrite three (methyl) acrylate, dipentaerythritol three (methyl) acrylate, dipentaerythritol five (methyl) acrylate, dipentaerythritol four (methyl) acrylate, dipentaerythritol six (methyl) acrylate, tripentaerythritol three (methyl) acrylate, tripentaerythritol six (methyl) acrylate, two (2-hydroxyethyl) isocyanuric acid ester two (methyl) acrylate, (methyl) Hydroxyethyl Acrylate, (methyl) hydroxypropyl acrylate, (methyl) hydroxy butyl acrylate, (methyl) Isooctyl acrylate monomer, (methyl) isodecyl acrylate, (methyl) stearyl acrylate ester, (methyl) tetrahydrofurfuryl acrylate, (methyl) acrylate, (methyl) isobornyl acrylate etc.They can be used alone or two or more is used in combination.
Above-mentioned illustrative light-cured type (methyl) acrylate oligomer, monomer can be used alone or two or more is used in combination.
The content of translucent resin according to the present invention is not particularly limited, such as, relative to the gross mass of photoluminescent layers formation composition, can contains with the amount of 5 ~ 80 quality %, preferably, can be the amount of 30 ~ 50 quality %.If the content of translucent resin is less than 5 quality %, sometimes fully coating fluid supply and photoluminescent layers suitable thickness guarantee difficulty, if more than 80 quality %, the viscosity of coating fluid is high sometimes, bad etc. owing to being coated with, operation reduction.
Light trigger according to the present invention is not particularly limited, it can be light trigger usually used in this field, such as 2-methyl isophthalic acid-[4-(methyl mercapto) phenyl] 2-morpholine acetone-1, diphenylketone benzil dimethyl ketal, 2-hydroxy-2-methyl-1-phenyl-1-ketone, 4-hydroxyl ring phenyl ketone, dimethoxy-2-phenyl acetophenone, anthraquinone, fluorenes, triphenylamine, carbazole, 3-methyl acetophenone, 4-chloro-acetophenone, 4 can be enumerated, 4-dimethoxy-acetophenone, 4,4-diaminobenzophenones, 1-hydroxycyclohexylphenylketone, benzophenone etc.They can be used alone or two or more is used in combination.
The content of light trigger according to the present invention is not particularly limited, such as, relative to the gross mass of photoluminescent layers formation composition, can contains with the amount of 0.1 ~ 10 quality %, preferably, can be the amount of 1 ~ 5 quality %.If the content of light trigger is less than 0.1 quality %, curing rate is slack-off sometimes, and process efficiency reduces, if more than 10 quality %, likely produces the crackle that overcuring causes.
Being not particularly limited solvent according to the present invention, can be solvent usually used in this field, can enumerate the alcohol series solvents such as such as methyl alcohol, ethanol, isopropyl alcohol, butanols, methyl cellosolve, ethyl cellosolve; The ether series solvents such as diethylene glycol dimethyl ether, diethylene glycol diethyl ether, diglycol dipropyl ether, diethylene glycol dibutyl ether, propylene glycol monomethyl ether, methylcellosolve acetate, ethyl cellosolve acetate, propylene glycol monomethyl ether, propylene glycol monoethyl acetic acid esters, propylene glycol monopropyl ether acetic acid esters, methoxy butyl acetate, acetic acid methoxyl pentyl ester; The ketone series solvents such as methyl ethyl ketone, methyl butyl ketone, methyl isobutyl ketone, metacetone, dipropyl ketone, cyclohexanone; The hexane series solvents such as hexane, heptane, octane; The aromatic hydrocarbon series solvents etc. such as benzene,toluene,xylene.They can be used alone or two or more is used in combination.
The content of solvent according to the present invention is not particularly limited, such as, relative to the gross mass of photoluminescent layers formation composition, can contains with the amount of 10 ~ 95 quality %, preferably, can be the amount of 50 ~ 80 quality %.If the content of solvent is less than 10 quality %, the viscosity of composition raises sometimes, and workability reduces, if more than 95 quality %, sometimes exceedingly need the time in dry run, economy reduces.
According to photoluminescent layers formation composition of the present invention, except mentioned component, also can contain the adjuvants such as hardening agent usually used in this field, levelling agent, closely sealed promoter, antioxidant; Intensity reinforcement nano silicon, inorganic nano-particle and POSS (polyhedral oligomeric thing silsesquioxane); Antistatic electroconductive polymer, nano particle and ionic liquid; And the organic filler, inorganic particulate etc. for giving anti-glare.
As long as the large and user of base material permanance can easily to display depending on the material recognized, be then not particularly limited, raw material used in the art can be used with no particular limitation.Such as polyethylene terephthalate (PET can be used; Polyethyleneterephthalate), cellulosic triacetate (TAC), polycarbonate (PC; Polycarbonate), polymethylmethacrylate (PMMA), polyethersulfone (PES; Polyethersulfone), polyacrylate (PAR; Polyacrylate), polyetherimide (PEI; Polyetherimide), PEN (PEN; Polyethylenenaphthalate), polyphenylene oxide (PPS; Polyphenylenesulfide), polyarylate (polyallylate), polyimide (polyimide), cellulose acetate propionate (CAP; And glass etc. celluloseacetatepropionate).
The method that photoluminescent layers formation composition is coated with on base material is not particularly limited, method usually used in this field can be adopted, such as fountain type rubbing method, mold pressing rubbing method, method of spin coating, injection rubbing method, gravure roll rubbing method, print roll coating method, bar type rubbing method etc. can be enumerated.
Photoluminescent layers formation composition is coated with Post RDBMS, can photoluminescent layers be formed, before curing, can as required through drying stage.
Drying means is not particularly limited, the methods such as such as natural drying, heated-air drying, heat drying can be adopted.
Curing is not particularly limited, such as, the method such as ultraviolet curing, ionizing radiation solidification can be adopted.As its means, various active-energy can be used, more preferably use ultraviolet.As energy line source, preference is as the line source of high-pressure mercury-vapor lamp, Halogen lamp LED, xenon lamp, metal halide lamp, nitrogen laser, electron beam accelerator, radioelement etc.The exposure of energy line source, with the cumulative exposure gauge under ultraviolet wavelength 365nm, preferably 50 ~ 5000mJ/cm2.If exposure is more than 50mJ/cm2, solidification becomes more abundant, and the hardness of the photoluminescent layers of formation also becomes more abundant.In addition, if be below 5000mJ/cm2, the painted of the photoluminescent layers formed can be prevented, can the transparency be improved.
Possesses the optical functional layer that also can to possess at least 1 layer according to the optical laminate of photoluminescent layers of the present invention.This optical functional layer can be the such as polarizer, polarizer protective seam, hard conating, anti-fingerprint layer, phase separation layer, anti-reflection layer, antistatic layer etc.Their lamination order is not particularly limited, and can suitably select, and such as, can be formed on photoluminescent layers, also can be formed under photoluminescent layers, or can be formed at the opposing face of base material.
According to another concrete example of the present invention; can be optical functional layer usually used in this field according to photoluminescent layers of the present invention; such as, can be hard conating, the polarizer, polarizer protective seam, phase separation layer, anti-reflection layer, antistatic layer, high refractor, forming low-refractive-index layer and stain-proofing layer etc.In this case, photoluminescent layers formation composition can be used in combination with this optical functional layer formation composition.
Particularly, when being applied as polaroid by above-mentioned optical laminate, photoluminescent layers can be at least 1 layer in the polarizer and polarizer protective seam.In this case, photoluminescent layers formation composition can with polarizer formation composition or polarizer protective seam formation composition used in combination.In addition, photoluminescent layers can the one side in the polarizer or polarizer protective seam be formed as other layer.
In addition, according to photoluminescent layers of the present invention can be the pressure-sensitive adhesive layer or adhesive linkage that possess in display pannel.In this case, similarly, photoluminescent layers formation composition can with contact adhesive or adhesive composite used in combination.
In addition, according to photoluminescent layers of the present invention can be the base material film defining above-mentioned optical functional layer, pressure-sensitive adhesive layer, adhesive linkage etc.Similarly, photoluminescent layers formation composition can be used in combination with base material film formation composition.
Base material film is not particularly limited, such as polyethersulfone (PES can be enumerated; Polyethersulfone), polyacrylate (PAR; Polyacrylate), polyetherimide (PEI; Polyetherimide), PEN (PEN; Polyethylenenaphthalate), polyethylene terephthalate (PET; Polyethyleneterephthalate), polyphenylene sulfide (PPS; Polyphenylenesulfide), polyarylate (polyallylate), polyimide (polyimide), polycarbonate (PC; Polycarbonate), cellulosic triacetate (TAC) and cellulose acetate propionate (CAP; Celluloseacetatepropionate) etc.
In addition, the invention provides the image display device possessing above-mentioned optical laminate.
Image display device of the present invention possesses the above-mentioned optical laminate arranged in the one side of display pannel.
Being not particularly limited the kind of image display device, can be such as liquid crystal indicator, plasm display device, el display and CRT display etc.
Being not particularly limited display pannel, can be formation usually used in this field, in addition, can possess formation usually used in this field further.
Below in order to contribute to understanding of the present invention, preferred embodiment is shown, these embodiments only illustrate the present invention, should not limit the scope of appended Patent right requirement, in the scope of category of the present invention and technological thought, can various change be carried out to embodiment and can revise, this will be apparent to those skilled in the art, and such change and correction also belong to the scope of appended Patent right requirement certainly.
Modulation example
(1) photoluminescent layers (hard conating) formation composition
Urethane acrylate (SC2153) 25 mass parts, pentaerythritol triacrylate (M340) 25 mass parts, quantum dot solution (quantum dot particles (CdS) 0.5 quality %, toluene 99.5 quality %) 20 mass parts, methyl ethyl ketone 17 mass parts, propylene glycol monomethyl ether 10 mass parts, light trigger (I-184) 2.5 mass parts and levelling agent (BYK3550) 0.5 mass parts are stirred, with the metre filter of PP material, modulation photoluminescence layer formation composition.
(2) photoluminescent layers (antiglare hardcoat) formation composition
By urethane acrylate (SC2153) 25 mass parts, pentaerythritol triacrylate (M340) 20 mass parts, quantum dot solution (quantum dot particles (CdS420) 0.5 quality %, toluene 99.5 quality %) 20 mass parts, organic filler (XX-19HW, ponding society, particle refractive index 1.495) 5 mass parts, methyl ethyl ketone 17 mass parts, propylene glycol monomethyl ether 10 mass parts, light trigger (I-184) 2.5 mass parts and levelling agent (BYK3550) 0.5 mass parts stir, with the metre filter of PP material, modulation photoluminescence layer formation composition.
(3) photoluminescent layers (high refraction hard conating) formation composition
Height is reflected coating fluid (TYZ58-01E, refractive index 1.58) 80 mass parts and the stirring of quantum dot solution (quantum dot particles (CdS420) 0.5 quality %, toluene 99.5 quality %) 20 mass parts, with propylene glycol monomethyl ether dilution with after making all solid constituents become 5 quality %, with the metre filter of PP material, modulation photoluminescence layer formation composition.
(4) photoluminescent layers (hard conating) formation composition
Urethane acrylate (SC2153) 25 mass parts, pentaerythritol triacrylate (M340) 25 mass parts, quantum dot solution (quantum dot particles (CdSe640) 0.5 quality %, toluene 99.5 quality %) 20 mass parts, methyl ethyl ketone 17 mass parts, propylene glycol monomethyl ether 10 mass parts, light trigger (I-184) 2.5 mass parts and levelling agent (BYK3550) 0.5 mass parts are stirred, with the metre filter of PP material, modulation photoluminescence layer formation composition.
(5) low refraction hard conating formation composition
Isopropyl alcohol 5 mass parts and ethyl acetate 3 mass parts is added in UV coating fluid (MB1030) 10 mass parts containing hollow silica, at room temperature stir after 30 minutes, with the metre filter of PP material, modulate low refraction hard conating formation composition.
(6) hard conating formation composition
Urethane acrylate (SC2153) 25 mass parts, pentaerythritol triacrylate (M340) 25 mass parts, methyl ethyl ketone 17 mass parts, propylene glycol monomethyl ether 10 mass parts, light trigger (I-184) 2.5 mass parts and levelling agent (BYK3550) 0.5 mass parts are stirred, with the metre filter of PP material, modulation hard conating formation composition.
(7) antiglare hardcoat formation composition
Urethane acrylate (SC2153) 25 mass parts, pentaerythritol triacrylate (M340) 20 mass parts, organic filler (XX-19HW, particle refractive index 1.495) 5 mass parts, methyl ethyl ketone 17 mass parts, propylene glycol monomethyl ether 10 mass parts, light trigger (I-184) 2.5 mass parts and levelling agent (BYK3550) 0.5 mass parts are stirred, with the metre filter of PP material, modulation antiglare hardcoat formation composition.
(8) high refraction hard conating formation composition
Height is reflected the dilution of coating fluid (TYZ58-01E, refractive index 1.58) 80 mass parts propylene glycol monomethyl ether with after making all solid constituents become 5%, with the metre filter of PP material, modulation high refraction hard conating formation composition.
Embodiment 1
Photoluminescent layers (hard conating) the formation composition of coating modulation example (1) on the tri acetyl cellulose membrane of thick 40 μm becomes 5 μm with the thickness after making solidification.Next, drying 2 minutes at 70 DEG C, by irradiating UV with accumulated light 400mJ/cm2, thus forming photoluminescent layers (hard conating), manufacturing optical laminate.
Embodiment 2
Photoluminescent layers (antiglare hardcoat) the formation composition of coating modulation example (2) on the tri acetyl cellulose membrane of thick 40 μm becomes 5 μm with the thickness after making solidification.Next, drying 2 minutes at 70 DEG C, by irradiating UV with accumulated light 400mJ/cm2, thus forming photoluminescent layers (antiglare hardcoat), manufacturing optical laminate.
Embodiment 3
5 μm are become with the thickness after making solidification at photoluminescent layers (hard conating) the formation composition of coated on one side modulation example (1) of the tri acetyl cellulose membranes of thick 40 μm, at 70 DEG C after dry 2 minutes, by irradiating UV with accumulated light 400mJ/cm2, thus define photoluminescent layers (hard conating).Next, become 130nm at the height refraction hard conating formation composition of upper coating modulation example (8) of above-mentioned photoluminescent layers (hard conating) with the thickness after making solidification, define high refraction hard conating.Then, on above-mentioned height refraction hard conating, the low refraction hard conating formation composition of coating modulation example (5) becomes 100nm with the thickness after making solidification, manufactures optical laminate.
Embodiment 4
5 μm are become with the thickness after making solidification at the hard conating formation composition of coated on one side modulation example (6) of the tri acetyl cellulose membranes of thick 40 μm, at 70 DEG C after dry 2 minutes, by irradiating UV with accumulated light 400mJ/cm2, thus define hard conating.Next, photoluminescent layers (high refraction hard conating) the formation composition of coating modulation example (3) on hard conating becomes 130nm to make the thickness after solidification, defines photoluminescent layers (high refraction hard conating).Then, become 100nm at the low refraction hard conating formation composition of upper coating modulation example (5) of above-mentioned photoluminescent layers (high refraction hard conating) with the thickness after making solidification, manufacture optical laminate.
Embodiment 5
Photoluminescent layers (hard conating) the formation composition of coating modulation example (4) on the tri acetyl cellulose membrane of thick 40 μm becomes 5 μm with the thickness after making solidification.Next, by drying at 70 DEG C 2 minutes, irradiate UV with accumulated light 400mJ/cm2, thus form photoluminescent layers (hard conating), manufacture optical laminate.
Embodiment 6
5 μm are become with the thickness after making solidification at the hard conating formation composition of coated on one side modulation example (6) of the tri acetyl cellulose membranes of thick 40 μm, at 70 DEG C after dry 2 minutes, by irradiating UV with accumulated light 400mJ/cm2, thus define hard conating.Next, photoluminescent layers (high refraction hard conating) the formation composition of coating modulation example (3) on hard conating, to make the thickness after solidification become 130nm, defines photoluminescent layers (high refraction hard conating).Then, at the low refraction hard conating formation composition of above-mentioned photoluminescent layers (high refraction hard conating) upper coating modulation example (5), to make the thickness after solidification become 100nm, optical laminate is manufactured.
Comparative example 1
The hard conating formation composition of coating modulation example (6) on the tri acetyl cellulose membrane of thick 40 μm becomes 5 μm with the thickness after making solidification.Next, by drying at 70 DEG C 2 minutes, irradiate UV with accumulated light 400mJ/cm2, thus form hard conating, manufacture optical laminate.
Comparative example 2
The antiglare hardcoat formation composition of coating modulation example (7) on the tri acetyl cellulose membrane of thick 40 μm becomes 5 μm with the thickness after making solidification.Next, by drying at 70 DEG C 2 minutes, irradiate UV with accumulated light 400mJ/cm2, thus form antiglare hardcoat, manufacture optical laminate.
Comparative example 3
5 μm are become with the thickness after making solidification at the hard conating formation composition of coated on one side modulation example (6) of the tri acetyl cellulose membranes of thick 40 μm, at 70 DEG C after dry 2 minutes, by irradiating UV with accumulated light 400mJ/cm2, thus define hard conating.Next, the height refraction hard conating formation composition of coating modulation example (8) on hard conating becomes 130nm to make the thickness after solidification, defines high refraction hard conating.Then, on above-mentioned height refraction hard conating, the hard conating formation composition of coating modulation example (5) becomes 100nm with the thickness after making solidification, manufactures optical laminate.
Experimental example
(1) laser pen Visualization Evaluation
After the optical laminate that manufactures in embodiment and comparative example is bonding with polaroid, engage with display pannel.
Next, under white driving condition, when embodiment 1 ~ 4 and comparative example, with the laser pen of 405nm, when embodiment 5 and 6, with the laser pen of 615nm, the visuality according to following benchmark evaluation respectively.
< metewand >
Zero: easily depending on recognizing.
△: unclear, cannot easily depending on recognizing.
×: completely cannot depending on recognizing.
(2) transmissivity measures
In the optical laminate manufactured in embodiment and comparative example, make triacetyl cellulose vegetarian noodles towards light source (D65) side, use spectrophotometer (HZ-1, Xu He society) to determine full light transmittance (TotalTransmittance) and mist degree.
(3) measuring reflectance
Use UV optical splitter (UV-spectrophotometer, SHIMADZU society) measures the reflectivity in the visible ray regions of 380 ~ 780nm of the optical laminate manufactured in embodiment 3,4,6 and comparative example 3, and minimum reflectivity is shown.
[table 1]
| Distinguish | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| The visibility of point | ○ | ○ | ○ | ○ | ○ | ○ | × | △ | × |
| Transmissivity (%) | 92.5 | 92.1 | 94.2 | 94.1 | 92.3 | 94.1 | 92.4 | 92.2 | 94.1 |
| Mist degree (%) | 0.3 | 1.0 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 1.0 | 0.3 |
| Reflectivity (%) | - | - | 0.51 | 0.49 | - | 0.51 | - | - | 0.50 |
With reference to above-mentioned table 1, confirm the optical laminate for embodiment 1 ~ 6, easily depending on recognizing laser spots, visual excellent.In addition, transmissivity, mist degree and reflectivity are also excellent similarly with the optical laminate of comparative example.
But for the optical laminate of comparative example 1 ~ 3, laser spots is unclear, cannot easily depending on recognizing, or completely cannot depending on recognizing, visual poor.
Claims (10)
1. an optical laminate, it possesses the photoluminescent layers comprising photoluminescence quantum dot particles, fits in the one side of display pannel.
2. optical laminate according to claim 1, wherein, above-mentioned photoluminescence quantum dot particles is quantum dot particles, particle containing quantum dot or their potpourri.
3. optical laminate according to claim 2, wherein, above-mentioned quantum dot particles comprises the semiconductor substance being selected from II-VI group semiconducting compound, III-V semiconductor compound, group IV-VI semiconducting compound, IV race element or comprising in its compound and their combination.
4. optical laminate according to claim 2, wherein, the above-mentioned particle containing quantum dot is included in the quantum dot particles of at least one of the surface conjunction of inorganics nuclear particle or macromolecule nuclear particle.
5. optical laminate according to claim 1, wherein, the absorbing wavelength of above-mentioned photoluminescence quantum dot particles is 350 ~ 450nm or 600 ~ 650nm.
6. optical laminate according to claim 1, wherein, above-mentioned photoluminescent layers is formed by comprising the photoluminescent layers formation composition coating of photoluminescence quantum dot particles, translucent resin, initiating agent and solvent.
7. optical laminate according to claim 1; wherein, above-mentioned photoluminescent layers is hard conating, the polarizer, polarizer protective seam, phase separation layer, anti-reflection layer, antistatic layer, high refractor, forming low-refractive-index layer, stain-proofing layer, pressure-sensitive adhesive layer, adhesive linkage or these base material film.
8. optical laminate according to claim 1, wherein, optical laminate is polaroid.
9. an image display device, it possesses the optical laminate described in any one of claim 1 ~ 8.
10. image display device according to claim 9, it is liquid crystal indicator.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2013/003592 WO2014175485A1 (en) | 2013-04-25 | 2013-04-25 | Optical lamination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105143933A true CN105143933A (en) | 2015-12-09 |
Family
ID=54772756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380075954.2A Pending CN105143933A (en) | 2013-04-25 | 2013-04-25 | Optical lamination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105143933A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106886105A (en) * | 2015-12-16 | 2017-06-23 | 三星显示有限公司 | Liquid crystal display with quantum dot light guide |
| CN108008562A (en) * | 2016-10-31 | 2018-05-08 | 乐金显示有限公司 | Liquid crystal display device |
| CN109073807A (en) * | 2016-12-26 | 2018-12-21 | 株式会社Lg化学 | Polarizer protective film, the polarizer including it, the liquid crystal display including the polarizer and polarizer protective film application composition |
| CN109312203A (en) * | 2016-06-27 | 2019-02-05 | 株式会社薇姿凯慕 | Assign the quantum spot film adhesive composition and its quantum spot film, back light unit and display device including it of low-moisture permeability |
| CN110471207A (en) * | 2019-07-19 | 2019-11-19 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN112226228A (en) * | 2020-10-21 | 2021-01-15 | 宁波东旭成新材料科技有限公司 | Manufacturing method of photoinduced enhanced quantum dot film |
| CN112904615A (en) * | 2021-03-02 | 2021-06-04 | 苏州视奥光电科技有限公司 | Display device |
| CN113347864A (en) * | 2021-08-06 | 2021-09-03 | 成都立鑫新技术科技有限公司 | Protective film for preventing infrared laser information leakage and electromagnetic information leakage |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101566568A (en) * | 2009-05-27 | 2009-10-28 | 厦门大学 | Surface plasma coupling fluorescence detection apparatus |
| CN101810053A (en) * | 2007-09-28 | 2010-08-18 | 大日本印刷株式会社 | White color light emitting device |
| CN101950041A (en) * | 2009-07-09 | 2011-01-19 | 三星康宁精密素材株式会社 | Display filter and containment vessel with GTG |
| JP2011033812A (en) * | 2009-07-31 | 2011-02-17 | Kopeck Japan:Kk | Flat panel display device |
-
2013
- 2013-04-25 CN CN201380075954.2A patent/CN105143933A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101810053A (en) * | 2007-09-28 | 2010-08-18 | 大日本印刷株式会社 | White color light emitting device |
| CN101566568A (en) * | 2009-05-27 | 2009-10-28 | 厦门大学 | Surface plasma coupling fluorescence detection apparatus |
| CN101950041A (en) * | 2009-07-09 | 2011-01-19 | 三星康宁精密素材株式会社 | Display filter and containment vessel with GTG |
| JP2011033812A (en) * | 2009-07-31 | 2011-02-17 | Kopeck Japan:Kk | Flat panel display device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106886105A (en) * | 2015-12-16 | 2017-06-23 | 三星显示有限公司 | Liquid crystal display with quantum dot light guide |
| CN109312203A (en) * | 2016-06-27 | 2019-02-05 | 株式会社薇姿凯慕 | Assign the quantum spot film adhesive composition and its quantum spot film, back light unit and display device including it of low-moisture permeability |
| CN108008562A (en) * | 2016-10-31 | 2018-05-08 | 乐金显示有限公司 | Liquid crystal display device |
| CN108008562B (en) * | 2016-10-31 | 2021-08-17 | 乐金显示有限公司 | Liquid crystal display device having a plurality of pixel electrodes |
| CN109073807A (en) * | 2016-12-26 | 2018-12-21 | 株式会社Lg化学 | Polarizer protective film, the polarizer including it, the liquid crystal display including the polarizer and polarizer protective film application composition |
| US10838114B2 (en) | 2016-12-26 | 2020-11-17 | Lg Chem, Ltd. | Polarizer protecting film, polarizer plate comprising the same, liquid crystal display comprising the polarizer plate, and coating composition for polarizer protecting film |
| CN110471207A (en) * | 2019-07-19 | 2019-11-19 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN110471207B (en) * | 2019-07-19 | 2023-02-28 | 苏州星烁纳米科技有限公司 | Quantum dot polaroid and backlight module |
| CN112226228A (en) * | 2020-10-21 | 2021-01-15 | 宁波东旭成新材料科技有限公司 | Manufacturing method of photoinduced enhanced quantum dot film |
| CN112904615A (en) * | 2021-03-02 | 2021-06-04 | 苏州视奥光电科技有限公司 | Display device |
| CN113347864A (en) * | 2021-08-06 | 2021-09-03 | 成都立鑫新技术科技有限公司 | Protective film for preventing infrared laser information leakage and electromagnetic information leakage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101866224B1 (en) | Optical laminate | |
| CN105143933A (en) | Optical lamination | |
| EP3514615B1 (en) | Photoresist resin composition, film prepared therefrom, color conversion element including the film, and electronic device including the color conversion element | |
| TW201626104A (en) | Self-emission type photosensitive resin composition, color filter and image display device | |
| CN105652594A (en) | Self emission type photosensitive resin composition, color filter and image display device | |
| TW201920317A (en) | Wavelength conversion member, back light unit, image display device, resin composition for wavelength conversion, and cured resin for wavelength conversion | |
| TW201827561A (en) | Wavelength conversion material, back light unit, image display device and curable composition | |
| KR102413603B1 (en) | Color filter comprising dichroic mirror and image display device having the same | |
| KR102431437B1 (en) | Color filter, method for producing the same and image display device employing color filter | |
| CN106569389B (en) | Self-luminous photosensitive resin composition, color filter and display device including the same | |
| KR102153733B1 (en) | Color filter and image display device using the same | |
| TW201809741A (en) | Color filter, manufacturing method thereof, and display device comprising the same | |
| KR102554277B1 (en) | Self emission type photosensitive resin composition, color filter manufactured using thereof and image display device having the same | |
| KR101891701B1 (en) | Optical film | |
| TW201921738A (en) | Wavelength conversion member, back light unit, image display device, resin composition for wavelength conversion, and cured resin for wavelength conversion | |
| TW201942331A (en) | Wavelength conversion member, backlight unit, image display device and curable composition | |
| KR101806886B1 (en) | Anti-glare coating composition and anti-glare film using the same | |
| CN111320981A (en) | Quantum dot, light conversion ink composition, light conversion pixel, color filter, and image display device | |
| KR101788563B1 (en) | Patterned retarder and diplay device comprising the same | |
| KR20220078308A (en) | A quantum dot, a quantum dot dispersion, a light converting curable composition, a quantum dot light-emitting diode and a quantum dot film comprising the quantum dot, a cured film manufactured by the composition and a display device comprising the same | |
| KR101874303B1 (en) | Display system | |
| KR102511820B1 (en) | Photosensitive Resin Composition and Color Filter Using the Same | |
| TW202039639A (en) | Wavelength conversion member, backlight unit, image display device and composition for wavelength conversion | |
| KR20160028857A (en) | Transparent display system | |
| JP2023107228A (en) | Quantum dot, dispersion liquid of quantum dot, photoconversion curable composition, cured film to be formed by use of the composition, and image display apparatus containing the cured film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151209 |