KR20220085523A - Organic inorganic hybrid dispersion composition, preparing method for the same and optical member for display - Google Patents

Abstract

The present invention relates to an organic-inorganic hybrid dispersion composition, a method for manufacturing the same, and an optical member for a display, and the organic-inorganic hybrid dispersion composition according to an embodiment of the present invention comprises: metal oxide particles; acrylate-based monomers; and a surface treatment agent, wherein the distribution of the metal oxide particle size satisfies the following Equations 1 and 2:
[Formula 1]
(F ₁ /F ₂ ) > 0.6,
(Here, F ₁ is the x-axis length corresponding to the 50% point based on 100% of the maximum peak 100% of the distribution of the metal oxide particle size, and F ₂ is the maximum peak 100% of the distribution of the metal oxide particle size. x-axis length corresponding to the 10% point)
[Formula 2]
{(x _1× x ₃ ) /(x _0× x ₂ )} ≤ 2.1
(where x ₀ is the left x-axis length of F ₂ , x ₁ is the left x-axis length of F ₁ , x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ ) ).

Description

Organic-inorganic hybrid dispersion composition, manufacturing method thereof, and optical member for display

The present invention relates to an organic-inorganic hybrid dispersion composition, a method for preparing the same, and an optical member for a display.

Optically transparent polymer materials are widely used as optical coatings and optoelectronic materials because of their low cost, good processability, and high transmittance in the visible region. Recently, transparent materials with high refractive index have been used as materials for optical filters, lenses, reflectors, optical waveguides, antireflection films, solar cells, and light emitting diodes (LEDs).

High refractive inorganic materials for displays have been introduced to improve the quality of displays, such as high brightness, high contrast, and low power, and are expected to be applied more extensively in the future. Inorganic materials have a higher refractive index than organic materials, which contributes to the improvement of optical properties, but there is a disadvantage that the viscosity increases significantly as the content increases.

Therefore, there is a need for research and development on a metal oxide dispersion capable of improving viscosity and reducing yellowing of a film while implementing a high refractive index.

The present invention is to solve the above problems, and an object of the present invention is to provide a low-viscosity organic-inorganic hybrid dispersion composition capable of reducing yellowing while implementing a high refractive index, a method for preparing the same, and an optical member for a display will be.

However, the problems to be solved by the present invention are not limited to those mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the following description.

The organic-inorganic hybrid dispersion composition according to an embodiment of the present invention includes: metal oxide particles; acrylate-based monomers; and a surface treatment agent, wherein the distribution of the metal oxide particle size satisfies the following Equations 1 and 2:

[Formula 1]

(F ₁ /F ₂ ) > 0.6,

(Here, F ₁ is the x-axis length corresponding to the 50% point based on 100% of the maximum peak 100% of the distribution of the metal oxide particle size, and F ₂ is the maximum peak 100% of the distribution of the metal oxide particle size. x-axis length corresponding to the 10% point)

[Equation 2]

{(x _1× x ₃ ) /(x _0× x ₂ )} ≤ 2.1

(where x ₀ is the left x-axis length of F ₂ , x ₁ is the left x-axis length of F ₁ , x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ ) ).

According to an embodiment, the distribution of the metal oxide particle size is measured by Dynamic Light Scattering (DLS), the y-axis is intensity (intensity, %), and the x-axis is the particle size (particle size, nm, logarithm).

According to an embodiment, the metal oxide particles are ZrO ₂ , SiO ₂ , TiO ₂ , SrTiO ₂ , MgO, Ta ₂ O ₅ , ZrO ₂ -TiO ₂ and SiO ₂ -Fe ₂ O ₃ selected from the group consisting of It may include at least one.

According to an embodiment, the average diameter of the metal oxide particles may be 1 μm or less.

According to an embodiment, the metal oxide particles may include a multi-dispersion type particle distribution.

According to one embodiment, the metal oxide particles may be 30 wt% to 70 wt% of the organic-inorganic hybrid dispersion composition.

According to an embodiment, the acrylate-based monomer is O-phenylphenol EO Acrylate (OPPEA), phenol acrylate (Phenol (EO) Acrylate; PHEA), 3- (phenoxyphenyl) Methylpropyl-2-enoate (3-(phenoxyphenyl)methyl prop-2-enoate; PBA), methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, butyl acrylate, isobutyl acrylate, t-Butyl acrylate, pentyl acrylate, isopentyl acrylate, 2-ethylhexyl acrylate, isooctyl acrylate, nonyl acrylate, isononyl acrylate, dodecyl acrylate, stearyl acrylate, methyl methacrylate , ethyl methacrylate, propyl methacrylate, isopropyl methacrylate, butyl methacrylate, isobutyl methacrylate, t-butyl methacrylate, pentyl methacrylate, isopentyl methacrylate, 2-ethylhexyl Methacrylate, isooctyl methacrylate, nonyl methacrylate, isononyl methacrylate, dodecyl methacrylate, stearyl methacrylate, 2-ethoxyethoxyethyl acrylate, 2-ethoxyethoxyethyl Methacrylate, methoxyethyl acrylate, methoxyethyl methacrylate, 2-phenoxyethyl acrylate, ethoxylate phenoxy acrylate, 3,3,5-trimethylcyclohexane acrylate, cyclic triethylpropane It may include one or more selected from the group consisting of foam acrylate, benzyl acrylate, isobornyl acrylate, cyclohexyl acrylate and biphenylmethyl acrylate.

According to one embodiment, the acrylate-based monomer may be 20 wt% to 60 wt% of the organic-inorganic hybrid dispersion composition.

According to an embodiment, the surface treatment agent includes a silane-based surface treatment agent, and the silane-based surface treatment agent includes γ-methacryloxypropyltrimethoxysilane, 4-aminobutylmethyldiethoxysilane, and 3-aminopropyl Trimethoxysilane, N-2-aminoethyl-3-aminopropyldiethylisopropoxysilane, (mercaptomethyl)dimethylethoxysilane, di-4-mercaptobutyldimethoxysilane, 3-mercaptopropyltri Isopropoxysilane, 3-methacryloxypropyldimethylethoxysilane, 3-acryloxypropyltrimethoxysilane, (3-glycidoxypropyl)methyldimethoxysilane, 2-(3,4-epoxycyclohexyl) Ethyltrimethoxysilane, 3-chloropropyltrimethoxysilane, 4-bromobutylmethyldibutoxysilane, 5-iodohexyldiethylmethoxysilane, 3-isocyanatepropyltrimethoxysilane, 3-isothiocia Natepropylmethyldimethoxysilane, 3-hydroxybutylisopropyldimethoxysilane, bis(2-hydroxyethyl)-3-aminopropyltriethoxysilane, bromophenyltrimethoxysilane, (2-(iodo Phenyl)ethyl)ethyldimethoxysilane, bis(chloromethylphenyl)dimethoxysilane, bromomethylphenyldimethylisopropoxysilane, bis(propyltrimethoxysilane)carbodiimide, N-ethyl-N-(propylethoxydi Methoxysilane)-carbodiimide, 3-(trimethoxysilyl)propanol, (3,5-hexadione)triethoxysilane, 3-(trimethoxysilyl)propylacetoacetate, 3-(trimethoxy Silyl) propylmethacrylate silane, 3-aminopropyltrimethoxy silane, 2-aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropyltrimethoxysilane, N-(2-amino) ethyl)-3-aminopropylmethyldimethoxysilane, 3-ureidepropyltrimethoxysilane, N-ethoxycarbonyl-3-aminopropyltrimethoxysilane, N-triethoxysilylpropyltriethylenetriamine; N-trimethoxysilylpropyltriethylenetriamine, 10-trimethoxysilyl-1,4,7-triazodecane, 10-triethoxysilyl-1,4,7-triazodecane, 9-trimethyl Toxysilyl-3,6-Azononylacetate, 3-(triethoxysilyl)propylsuccinic anhydride, N-benzyl-3-aminopropyltrimethoxysilane, N-phenyl-3-aminopropyltrimethoxysilane, N -Bis-oxyethylene-3-aminopropyl It may include one or more selected from the group consisting of trimethoxysilane and (methacryloxy)propyltrimethoxysilane.

According to an embodiment, the surface treatment agent may be 1 wt% to 10 wt% of the organic-inorganic hybrid dispersion composition.

According to an embodiment, the organic-inorganic hybrid dispersion composition may have a viscosity of 2000 cP or less and a haze of 20% or less.

According to an embodiment, the organic-inorganic hybrid dispersion composition may have a liquid refractive index of 1.5 or more and a yellowness (Y.I) of 50 or less.

A method for preparing an organic-inorganic hybrid dispersion composition according to another embodiment of the present invention includes the steps of preparing a mixture by adding metal oxide particles, metal oxide particles, and a surface treatment agent to an organic solvent; preparing a metal oxide-organic solvent dispersion by putting beads in the mixed solution at twice the weight of the metal oxide particles and dispersing; and adding an acrylate-based monomer and a dispersant to the metal oxide-organic solvent dispersion, and removing the organic solvent.

According to an embodiment, the organic solvent is tetrahydrofuran, isopropyl alcohol, n-butanol, ethylene glycol, propylene glycol, methyl ethyl ketone, diethyl ketone, methyl isobutyl ketone, CHN, ethyl acetate, butyl acetate, Propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, n-hexane, toluene, xylene, styrene, o-methyl styrene, m-methyl styrene, p-methyl styrene, vinyl toluene, p-methoxy styrene, benzyl acrylic Late, benzyl methacrylate, phenyl acrylate, diphenyl acrylate, biphenyl acrylate, 2-biphenylyl acrylate, 2-([1,1'-biphenyl] -2-yloxy) ethyl acrylate , Phenoxybenzylacrylate, 3-phenoxybenzyl-3-(1-naphthyl)acrylate, ethyl (2E)-3-hydroxy-2-(3-phenoxybenzyl)acrylate, phenyl methacrylate , Biphenyl methacrylate, 2-nitrophenyl acrylate, 4-nitrophenyl acrylate, 2-nitrophenyl methacrylate, 4-nitrophenyl methacrylate, 2-nitrobenzyl methacrylate, 4-nitrobenzyl methacrylate acrylate, 2-chlorophenyl acrylate, 4-chlorophenyl acrylate, 2-chlorophenyl methacrylate, 4-chlorophenyl methacrylate, ortho-phenylphenol ethyl acrylate, bisphenol diacrylate, urethane (meth) Acrylate, 2-ethylhexyl (meth) acrylate, isobornyl (meth) acrylate, dimethylaminoethyl (meth) acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxy Butyl acrylate, methyl ethylene glycol mono (meth) acrylate, methyl triethylene diglycol (meth) acrylate, 1,4-butanediol di (meth) acrylate, neopentyl glycol di (meth) acrylate, hydroxyl Cypivalate neopentyl glycol di(meth)acrylate, dicyclopentanyl di(meth)acrylate, caprolactone-modified dicyclopentanyl di(meth)acrylate, ethylene oxide-modified phosphate di(meth)acrylate, arylated cyclo Hexyldi(meth)acrylate, ethylene glycol di(meth)acrylate, 1,6-hexadiol diacrylate, trimethylolpropane tri(meth)acrylate, pentaerythritol tri( group consisting of meth) acrylate, dipentaerythritol penta (meth) acrylate, dipentaerythritol hexa (meth) acrylate, polyol poly (meth) acrylate, urethane (meth) acrylate and glycerin trimethacrylate It may be to include one or more selected from.

The film composition for display according to another embodiment of the present invention is prepared by the organic-inorganic hybrid dispersion composition according to an embodiment of the present invention, or the method for preparing an organic-inorganic hybrid dispersion composition according to another embodiment of the present invention. organic-inorganic hybrid dispersion composition; UV photoinitiators; and a monomer for UV curing.

According to one embodiment, the UV photoinitiator, an onium salt-based, diazonium salt-based, sulfonium salt-based compound and an imidazole-based photocationic initiator selected from; and thioxanthone-based, phosphorus-based, triazine-based, benzophenone-based, benzoin-based, oxime-based, propanone-based, amino ketone-based, ketone-based, benzoin ether acetophenone-based, anthraquinone-based and aromatic phosphine oxide-based compounds It may include at least one selected from the group consisting of a radical photoinitiator.

According to an embodiment, the UV curing monomer is glycidyl acrylate, glycidyl methacrylate, glycidyl methacrylate, glycidyl-alpha-ethyl acrylate, glycidyl-alpha-ene -Propyl acrylate, glycidyl-alpha-butyl acrylate, 3,4-epoxybutyl methacrylate, 3,4-epoxybutyl acrylate, 6,7-epoxypeptyl methacrylate, 6,7-epoxyheptyl Acrylate, 6,7-epoxyheptyl-alpha-ethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxyethyl acrylate, tetrahydrofurfuryl acrylate, isobornyl acrylate, 2-hydroxyethyl meta It may include at least one selected from the group consisting of acrylate, tripropylene glycol diacrylate, dipropylene glycol diacrylate, 1,6-hexanediol diacrylate, and trimethylpropane triacrylate.

The optical film for a display according to another embodiment of the present invention is prepared by UV curing the film composition for a display according to an embodiment of the present invention, and has a transparency of 99% or more.

An optical member for a display according to another embodiment of the present invention includes the optical film for a display according to an embodiment of the present invention.

A member for an electronic device according to another embodiment of the present invention includes an optical film for a display according to an embodiment of the present invention.

The organic-inorganic hybrid dispersion composition according to the present invention improves the optical properties, in particular, haze, of an organic-inorganic hybrid material having a size of 1 μm or less that can be used as an optical material and an electronic material, and can be selectively prepared. and excellent transparency.

In addition, the organic-inorganic hybrid dispersion composition according to the present invention can be applied as an optical film with improved optical properties while implementing high transparency.

In the method for preparing an organic-inorganic hybrid dispersion composition according to an embodiment of the present invention, optical properties, in particular, haze can be selectively prepared when the dispersion is prepared by applying the parameters of the organic-inorganic hybrid material.

1 shows a distribution diagram of metal oxide particle size according to an embodiment of the present invention.
2 shows a distribution diagram of the metal oxide particle size of the dispersion compositions of Examples 1, 2, and Comparative Examples 1 and 2 of the present invention.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. However, since various changes may be made to the embodiments, the scope of the patent application is not limited or limited by these embodiments. It should be understood that all modifications, equivalents and substitutes for the embodiments are included in the scope of the rights.

The terms used in the examples are used for the purpose of description only, and should not be construed as limiting. The singular expression includes the plural expression unless the context clearly dictates otherwise. In this specification, terms such as "comprise" or "have" are intended to designate that a feature, number, step, operation, component, part, or a combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the embodiment belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

In addition, in the description with reference to the accompanying drawings, the same components are given the same reference numerals regardless of the reference numerals, and the overlapping description thereof will be omitted. In describing the embodiment, if it is determined that a detailed description of a related known technology may unnecessarily obscure the gist of the embodiment, the detailed description thereof will be omitted.

In addition, in describing the components of the embodiment, terms such as first, second, A, B, (a), (b), etc. may be used. These terms are only for distinguishing the elements from other elements, and the essence, order, or order of the elements are not limited by the terms.

Components included in one embodiment and components having a common function will be described using the same names in other embodiments. Unless otherwise stated, descriptions described in one embodiment may be applied to other embodiments as well, and detailed descriptions within the overlapping range will be omitted.

Hereinafter, the organic-inorganic hybrid dispersion composition of the present invention, a manufacturing method thereof, and an optical member for a display will be described in detail with reference to Examples and drawings. However, the present invention is not limited to these examples and drawings.

The organic-inorganic hybrid dispersion composition according to an embodiment of the present invention includes: metal oxide particles; acrylate-based monomers; and a surface treatment agent, wherein the distribution of the metal oxide particle size satisfies the following Equations 1 and 2:

[Formula 1]

(F ₁ /F ₂ ) > 0.6,

(Here, F ₁ is the x-axis length corresponding to the 50% point based on 100% of the maximum peak 100% of the distribution of the metal oxide particle size, and F ₂ is the maximum peak 100% of the distribution of the metal oxide particle size. x-axis length corresponding to the 10% point)

[Equation 2]

{(x _1× x ₃ ) /(x _0× x ₂ )} ≤ 2.1

(where x ₀ is the left x-axis length of F ₂ , x ₁ is the left x-axis length of F ₁ , x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ ) ).

The organic-inorganic hybrid dispersion composition according to the present invention improves the optical properties, in particular, haze, of an organic-inorganic hybrid material having a size of 1 μm or less that can be used as an optical material and an electronic material, and can be selectively prepared. and excellent transparency.

1 shows a distribution diagram of metal oxide particle size according to an embodiment of the present invention.

Referring to FIG. 1 , P is the maximum peak y-axis length of the distribution of the metal oxide particle size, and F ₁ is the x-axis length corresponding to 50% of the maximum peak 100% of the distribution of the metal oxide particle size. , F ₂ is the x-axis length corresponding to 10% of the maximum peak 100% of the distribution of the metal oxide particle size, x ₀ is the left x-axis length of F ₂ , x ₁ is the left side of F ₁ x-axis length, x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ .

According to an embodiment, the distribution of the metal oxide particle size is measured by Dynamic Light Scattering (DLS), the y-axis is intensity (intensity, %), and the x-axis is the particle size (particle size, nm, logarithm). In addition, the 0-2 length of the intensity (%), which is the y-axis of the distribution, may be determined to be the same length as 1-2 of the particle size (nm, logarithm), which is the x-axis.

According to an embodiment, the metal oxide particles are ZrO ₂ , SiO ₂ , TiO ₂ , SrTiO ₂ , MgO, Ta ₂ O ₅ , ZrO ₂ -TiO ₂ and SiO ₂ -Fe ₂ O ₃ selected from the group consisting of It may include at least one.

According to an embodiment, the average diameter of the metal oxide particles may be 1 μm or less. For example, the average particle size may be 100 nm to 800 nm based on D ₅₀ . When the average particle size of the metal oxide particles is less than 100 nm based on D ₅₀ , there may be a problem in that dispersion becomes difficult due to the increase in surface energy of the particles, and when it exceeds 800 nm based on D ₅₀ , aggregation occurs or precipitation is formed, so that the coating appearance There may be problems in which defects and refractive index decrease.

According to one side, as the abrasive particles, in addition to single-size particles, mixed particles including a multi-dispersion type particle distribution may be used. For example, abrasive particles having two different average particle sizes are mixed. to have a bimodal particle distribution or to have a particle size distribution showing three peaks by mixing abrasive particles having three different average particle sizes. Alternatively, four or more kinds of abrasive particles having different average particle sizes may be mixed to have a polydisperse particle distribution. By mixing relatively large abrasive particles and relatively small abrasive particles, it has better dispersibility, and the effect of reducing scratches on the wafer surface can be expected.

According to one embodiment, the metal oxide particles may be 30 wt% to 70 wt% of the organic-inorganic hybrid dispersion composition. When the metal oxide particles are included in less than 30% by weight in the organic-inorganic hybrid dispersion composition, the luminance of the curable composition is lowered, and there may be a problem in that the optical properties of the cured film produced in the post-process are deteriorated, and when more than 70% by weight is included Since the dispersion interval between the metal oxide particles is extremely low, the viscosity of the dispersion is excessively increased, and aggregation between the metal oxide particles may occur.

According to one embodiment, the acrylate-based monomer, as an optical pressure-sensitive adhesive, high transmittance and low haze may be maintained, and may have corrosion resistance to ITO. The acrylate-based resin is a saturated hydrocarbon-based polymer having no intramolecular double bond, and since it has excellent resistance to oxidation in terms of its intrinsic properties, it may have excellent weather resistance.

According to an exemplary embodiment, the acrylate-based monomer may be at least one ester of acrylic acid or methacrylic acid, and may be used regardless of the type as long as it has an acrylic structure among molecular structures.

According to an embodiment, the acrylate-based monomer is O-phenylphenol EO Acrylate (OPPEA), phenol acrylate (Phenol (EO) Acrylate; PHEA), 3- (phenoxyphenyl) Methylpropyl-2-enoate (3-(phenoxyphenyl)methyl prop-2-enoate; PBA), methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, butyl acrylate, isobutyl acrylate, t-Butyl acrylate, pentyl acrylate, isopentyl acrylate, 2-ethylhexyl acrylate, isooctyl acrylate, nonyl acrylate, isononyl acrylate, dodecyl acrylate, stearyl acrylate, methyl methacrylate , ethyl methacrylate, propyl methacrylate, isopropyl methacrylate, butyl methacrylate, isobutyl methacrylate, t-butyl methacrylate, pentyl methacrylate, isopentyl methacrylate, 2-ethylhexyl Methacrylate, isooctyl methacrylate, nonyl methacrylate, isononyl methacrylate, dodecyl methacrylate, stearyl methacrylate, 2-ethoxyethoxyethyl acrylate, 2-ethoxyethoxyethyl Methacrylate, methoxyethyl acrylate, methoxyethyl methacrylate, 2-phenoxyethyl acrylate, ethoxylate phenoxy acrylate, 3,3,5-trimethylcyclohexane acrylate, cyclic triethylpropane It may include one or more selected from the group consisting of foam acrylate, benzyl acrylate, isobornyl acrylate, cyclohexyl acrylate and biphenylmethyl acrylate.

According to one embodiment, the acrylate-based monomer may be 20 wt% to 60 wt% of the organic-inorganic hybrid dispersion composition. When the acrylate-based monomer is less than 20% by weight of the organic-inorganic hybrid dispersion composition, there may be problems in that processability is reduced due to an increase in viscosity and lack of functional groups, and when it is more than 60% by weight, the target refractive index cannot be reached.

According to an embodiment, the surface treatment agent may include a silane-based surface treatment agent. The silane-based surface treatment agent serves to disperse the metal oxide in a solvent by maintaining high transparency and high refractive index in the organic-inorganic hybrid dispersion composition.

According to an embodiment, the silane-based surface treatment agent is γ-methacryloxypropyltrimethoxysilane, 4-aminobutylmethyldiethoxysilane, 3-aminopropyltrimethoxysilane, N-2-aminoethyl-3 -Aminopropyldiethylisopropoxysilane, (mercaptomethyl)dimethylethoxysilane, di-4-mercaptobutyldimethoxysilane, 3-mercaptopropyltriisopropoxysilane, 3-methacryloxypropyldimethyl Toxysilane, 3-acryloxypropyltrimethoxysilane, (3-glycidoxypropyl)methyldimethoxysilane, 2-(3,4-epoxycyclohexyl)ethyltrimethoxysilane, 3-chloropropyltrimethoxy Silane, 4-bromobutylmethyldibutoxysilane, 5-iodohexyldiethylmethoxysilane, 3-isocyanatepropyltrimethoxysilane, 3-isothiocyanatepropylmethyldimethoxysilane, 3-hydroxybutyliso Propyldimethoxysilane, bis(2-hydroxyethyl)-3-aminopropyltriethoxysilane, bromophenyltrimethoxysilane, (2-(iodophenyl)ethyl)ethyldimethoxysilane, bis(chloromethylphenyl) ) Dimethoxysilane, bromomethylphenyldimethylisopropoxysilane, bis(propyltrimethoxysilane)carbodiimide, N-ethyl-N-(propylethoxydimethoxysilane)-carbodiimide, 3-(tri Methoxysilyl)propanol, (3,5-hexadione)triethoxysilane, 3-(trimethoxysilyl)propylacetoacetate, 3-(trimethoxysilyl)propylmethacrylate silane, 3-aminopropyltri Methoxy silane, 2-aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropylmethyldimethoxysilane, 3 -Ureidpropyltrimethoxysilane, N-ethoxycarbonyl-3-aminopropyltrimethoxysilane, N-triethoxysilylpropyltriethylenetriamine, N-trimethoxysilylpropyltriethylenetriamine, 10 -Trimethoxysilyl-1,4,7-triazodecane, 10-triethoxysilyl-1,4,7-triazodecane, 9-trimethoxysilyl-3,6-azononylacetate, 3- (triethoxysilyl)propylsuccinic anhydride, N-benzyl-3-aminopropyltrimethoxysilane, N-phenyl-3-aminopropyltrimethoxysilane, N-bis-oxyethylene-3-aminopropyltrimethoxy Silane and (methacryloxy)propyltrimethoxysilane It may include one or more selected from the group consisting of.

According to an embodiment, the surface treatment agent may be 1 wt% to 10 wt% of the organic-inorganic hybrid dispersion composition. When the surface treatment agent is less than 1% by weight of the organic-inorganic hybrid dispersion composition, the dispersibility of the metal oxide in the dispersion composition is lowered and there may be a problem that white turbidity occurs, and when it is more than 10% by weight, the surface of the metal oxide particles Excessive binding of the silane compound may cause agglomeration between particles, resulting in an increase in viscosity. Preferably, the surface treatment agent may be 5 wt% to 8 wt% of the organic-inorganic hybrid dispersion composition.

According to an embodiment, the organic-inorganic hybrid dispersion composition may have a viscosity of 2000 cP or less and a haze of 20% or less. When the viscosity of the organic-inorganic hybrid dispersion composition exceeds 2000 cP, the viscosity may become too high, so that it may be difficult to prepare a liquid with an organic material, and in the case of manufacturing a film for a display, the formation of a homogeneous film layer becomes difficult can happen

According to an embodiment, the organic-inorganic hybrid dispersion composition may have a liquid refractive index of 1.5 or more and a yellowness (Y.I) of 50 or less.

The organic-inorganic hybrid dispersion composition according to the present invention has an effect of significantly improving yellowness compared to a dispersion composition in which only a silane-based surface treatment agent or a phosphoric acid ester-based dispersant is added while implementing a high refractive index of 1.5 or more.

That is, the organic-inorganic hybrid dispersion composition according to the present invention has a characteristic of improving yellowness while implementing high refractive index and low viscosity.

A method for preparing an organic-inorganic hybrid dispersion composition according to another embodiment of the present invention includes the steps of preparing a mixture by adding metal oxide particles, metal oxide particles, and a surface treatment agent to an organic solvent; preparing a metal oxide-organic solvent dispersion by putting beads in the mixed solution at twice the weight of the metal oxide particles and dispersing; and adding an acrylate-based monomer and a dispersant to the metal oxide-organic solvent dispersion, and removing the organic solvent.

The method for preparing an organic-inorganic hybrid dispersion composition according to an embodiment of the present invention includes a mixed solution preparation step, a metal oxide-organic solvent dispersion preparation step, and an organic solvent removal step.

According to an embodiment, the preparing of the mixed solution may include preparing the mixed solution by adding metal oxide particles, metal oxide particles, and a silane-based surface treatment agent to an organic solvent.

According to an embodiment, the organic solvent is tetrahydrofuran, isopropyl alcohol, n-butanol, ethylene glycol, propylene glycol, methyl ethyl ketone, diethyl ketone, methyl isobutyl ketone, CHN, ethyl acetate, butyl acetate, Propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, n-hexane, toluene, xylene, styrene, o-methyl styrene, m-methyl styrene, p-methyl styrene, vinyl toluene, p-methoxy styrene, benzyl acrylic Late, benzyl methacrylate, phenyl acrylate, diphenyl acrylate, biphenyl acrylate, 2-biphenylyl acrylate, 2-([1,1'-biphenyl] -2-yloxy) ethyl acrylate , Phenoxybenzylacrylate, 3-phenoxybenzyl-3-(1-naphthyl)acrylate, ethyl (2E)-3-hydroxy-2-(3-phenoxybenzyl)acrylate, phenyl methacrylate , Biphenyl methacrylate, 2-nitrophenyl acrylate, 4-nitrophenyl acrylate, 2-nitrophenyl methacrylate, 4-nitrophenyl methacrylate, 2-nitrobenzyl methacrylate, 4-nitrobenzyl methacrylate acrylate, 2-chlorophenyl acrylate, 4-chlorophenyl acrylate, 2-chlorophenyl methacrylate, 4-chlorophenyl methacrylate, ortho-phenylphenol ethyl acrylate, bisphenol diacrylate, urethane (meth) Acrylate, 2-ethylhexyl (meth) acrylate, isobornyl (meth) acrylate, dimethylaminoethyl (meth) acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxy Butyl acrylate, methyl ethylene glycol mono (meth) acrylate, methyl triethylene diglycol (meth) acrylate, 1,4-butanediol di (meth) acrylate, neopentyl glycol di (meth) acrylate, hydroxyl Cypivalate neopentyl glycol di(meth)acrylate, dicyclopentanyl di(meth)acrylate, caprolactone-modified dicyclopentanyl di(meth)acrylate, ethylene oxide-modified phosphate di(meth)acrylate, arylated cyclo Hexyldi(meth)acrylate, ethylene glycol di(meth)acrylate, 1,6-hexadiol diacrylate, trimethylolpropane tri(meth)acrylate, pentaerythritol tri( group consisting of meth) acrylate, dipentaerythritol penta (meth) acrylate, dipentaerythritol hexa (meth) acrylate, polyol poly (meth) acrylate, urethane (meth) acrylate and glycerin trimethacrylate It may be to include one or more selected from. Preferably, tetrahydrofuran may be used.

According to an embodiment, the metal oxide particles are ZrO ₂ , SiO ₂ , TiO ₂ , SrTiO ₂ , MgO, Ta ₂ O ₅ , ZrO ₂ -TiO ₂ and SiO ₂ -Fe ₂ O ₃ selected from the group consisting of It may include at least one. Preferably, the metal oxide particles may be ZrO ₂ .

According to one embodiment, in the organic-inorganic hybrid dispersion composition, the silane-based surface treatment agent is as described above.

According to one embodiment, after the silane-based surface treatment agent is added to the organic solvent, it may be mixed using a stirrer bar at a temperature of 20°C to 30°C for 5 minutes to 20 minutes.

According to one embodiment, the metal oxide-organic solvent dispersion preparation step is to prepare a metal oxide-organic solvent dispersion by putting beads in the mixed solution at twice the weight of the metal oxide particles and dispersing them. .

According to an embodiment, the beads include at least one selected from the group consisting of zirconia, yttria, yttria-stabilized zirconia, alumina, titanium dioxide, magnesia, silicon carbide, tungsten carbide, titanium carbide, and silicon nitride may be doing

According to an embodiment, after the beads are added to the mixed solution, the metal oxide particles may be dispersed for 2 to 4 hours using a paint shaker.

According to an embodiment, the step of removing the organic solvent may include adding an acrylate-based monomer and a dispersant to the metal oxide-organic solvent dispersion and removing the organic solvent.

According to an embodiment, in the organic-inorganic hybrid dispersion composition, the acrylate-based monomer and the dispersant are as described above.

By using a syringe filter of 1 μm to filter out the undispersed large metal oxide particles in the metal oxide-organic solvent dispersion, and the organic solvent is removed by vacuum decompression in the final step, a solvent-free dispersion composition for display can be manufactured.

In the organic-inorganic hybrid dispersion composition prepared by the method for preparing an organic-inorganic hybrid dispersion composition according to an embodiment of the present invention, the distribution of metal oxide particle size satisfies the following Equations 1 and 2:

[Formula 1]

(F ₁ /F ₂ ) > 0.6,

(Here, F ₁ is the x-axis length corresponding to the 50% point based on 100% of the maximum peak 100% of the distribution of the metal oxide particle size, and F ₂ is the maximum peak 100% of the distribution of the metal oxide particle size. x-axis length corresponding to the 10% point)

[Equation 2]

{(x _1× x ₃ ) /(x _0× x ₂ )} ≤ 2.1

(where x ₀ is the left x-axis length of F ₂ , x ₁ is the left x-axis length of F ₁ , x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ ) ).

In the method for preparing an organic-inorganic hybrid dispersion composition according to an embodiment of the present invention, optical properties, in particular, haze can be selectively prepared when the dispersion is prepared by applying the parameters of the organic-inorganic hybrid material.

The film composition for display according to another embodiment of the present invention is prepared by the organic-inorganic hybrid dispersion composition according to an embodiment of the present invention, or the method for preparing an organic-inorganic hybrid dispersion composition according to another embodiment of the present invention. organic-inorganic hybrid dispersion composition; UV photoinitiators; and a monomer for UV curing.

According to an embodiment, the UV photoinitiator may include a photocationic initiator, a radical photoinitiator, or both.

According to one embodiment, the UV photoinitiator, an onium salt-based, diazonium salt-based, sulfonium salt-based compound and an imidazole-based photocationic initiator selected from; and thioxanthone-based, phosphorus-based, triazine-based, benzophenone-based, benzoin-based, oxime-based, propanone-based, amino ketone-based, ketone-based, benzoin ether acetophenone-based, anthraquinone-based and aromatic phosphine oxide-based compounds It may include at least one selected from the group consisting of a radical photoinitiator.

According to an embodiment, the UV photoinitiator may be 2 wt% to 5 wt% of the film composition for a display. When the UV photoinitiator is less than 2% by weight of the film composition for display, curing of the film composition is not sufficiently performed and it may be difficult to secure appropriate hardness, and when it exceeds 5% by weight, cracks and peeling may occur after film formation due to curing shrinkage can

According to an embodiment, the UV curing monomer may include an acrylate-based resin. The acrylate-based resin is a saturated hydrocarbon-based polymer without intramolecular double bonds, and has excellent resistance to oxidation in terms of its intrinsic properties, and thus has excellent weather resistance.

According to an embodiment, the UV curing monomer is glycidyl acrylate, glycidyl methacrylate, glycidyl methacrylate, glycidyl-alpha-ethyl acrylate, glycidyl-alpha-ene -Propyl acrylate, glycidyl-alpha-butyl acrylate, 3,4-epoxybutyl methacrylate, 3,4-epoxybutyl acrylate, 6,7-epoxypeptyl methacrylate, 6,7-epoxyheptyl Acrylate, 6,7-epoxyheptyl-alpha-ethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxyethyl acrylate, tetrahydrofurfuryl acrylate, isobornyl acrylate, 2-hydroxyethyl meta It may include at least one selected from the group consisting of acrylate, tripropylene glycol diacrylate, dipropylene glycol diacrylate, 1,6-hexanediol diacrylate, and trimethylpropane triacrylate.

According to one embodiment, the film composition for a display according to the present invention may further include an acrylic resin.

According to an embodiment, the acrylic resin is hydroxyethyl acrylate (HEA), hydroxyethyl methacrylate (HEMA), hexanediol diacrylate (HDDA), tripropylene glycol diacrylate (TPGDA), ethylene Glycol diacrylate (EGDA), trimethylolpropane triacrylate (TMPTA), trimethylolpropaneethoxy triacrylate (TMPEOTA), glycerin propoxylated triacrylate (GPTA), pentaerythritol tetraacrylate (PETA) , benzyl methacrylate, phenyl acrylate, diphenyl acrylate, biphenyl acrylate, 2-biphenylyl acrylate, 2-([1,1'-biphenyl] -2-yloxy) ethyl acrylate, Phenoxybenzyl acrylate, 3-phenoxybenzyl-3- (1-naphthyl) acrylate, phenyl methacrylate, biphenyl methacrylate, 2-nitrophenyl acrylate, 4-nitrophenyl acrylate, 2- It may include one or more selected from the group consisting of nitrophenyl methacrylate, 4-nitrophenyl methacrylate, and dipentaerythritol hexaacrylate (DPHA).

The film composition according to an embodiment of the present invention can prepare a low-viscosity composition, and can improve the color of the film from yellowing.

The optical film for a display according to another embodiment of the present invention is prepared by UV curing the film composition for a display according to an embodiment of the present invention, and has a transparency of 99% or more.

The optical film for a display according to the present invention is characterized in that transparency is improved while realizing a high refractive index of 1.65 or more. Preferably, a high refractive index of 1.69 is realized.

An optical member for a display according to another embodiment of the present invention includes the optical film for a display according to an embodiment of the present invention.

According to an embodiment, the optical member for display may include a polarizing film, a prism sheet, an AR sheet, and the like.

A member for an electronic device according to another embodiment of the present invention includes an optical film for a display according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the following Examples and Comparative Examples. However, the technical spirit of the present invention is not limited or limited thereto.

[Example 1]

Based on 100% of the total zirconia powder in tetrahydrofuran (THF) as an organic solvent, 40% of zirconia powder having a primary particle size of 30 nm and 60% of zirconia powder having a primary particle size of 50 nm are mixed, and silane-based 5% by weight of methacryloxypropylmethoxy silane (MPS) was added as a surface treatment agent to obtain a dispersion having a zirconia content of 40%. Here, 30% by weight of an acrylate-based monomer and a phosphoric acid ester After adding 1.8 wt% of a dispersing agent and 1.2 wt% of a fatty acid-based dispersant, and filtering the undispersed large metal oxide particles using a 1 μm syringe filter, tetrahydrofuran (THF) is removed under reduced pressure to remove high refractive index for display. A dispersion composition was prepared.

[Example 2]

In Example 1, based on 100% of the total zirconia powder in tetrahydrofuran (THF), 60% of zirconia powder having a primary particle size of 30 nm and 40% of zirconia powder having a primary particle size of 50 nm were mixed A metal oxide dispersion composition was prepared in the same manner as in Example 1, except that.

[Comparative Example 1]

In Example 1, based on 100% of the total zirconia powder in tetrahydrofuran (THF), 30% of zirconia powder having a primary particle size of 30 nm, 40% of zirconia powder having a primary particle size of 50 nm, primary particles A metal oxide dispersion composition was prepared in the same manner as in Example 1, except that 30% of zirconia powder having a size of 100 nm was mixed.

[Comparative Example 2]

In Example 1, based on 100% of the total zirconia powder in tetrahydrofuran (THF), 20% of zirconia powder having a primary particle size of 30 nm, 30% of zirconia powder having a primary particle size of 50 nm, primary particles A metal oxide dispersion composition was prepared in the same manner as in Example 1, except that 30% of zirconia powder having a size of 100 nm and 20% of zirconia powder having a primary particle size of 130 nm were mixed.

2 shows a distribution diagram of the metal oxide particle size of the dispersion compositions of Examples 1, 2, and Comparative Examples 1 and 2 of the present invention. Table 1 below shows the particle size distribution results of the dispersion compositions of Examples 1, 2, and Comparative Examples 1 and 2 of the present invention.

P F ₁₀ F ₅₀ F ₁ F ₂ F _1/ F ₂ X ₀ X ₁ x ₂ X ₃ (X ₁ × X ₃ )
/(X ₀ × X ₂ ) Haze Example
One 13.5 1.35 6.75 19.5 31.4 0.62 15.1 21.0 61.9 87.3 1.96 15 Example
2 13.2 1.32 6.6 20 32.4 0.62 14.4 20.4 61.9 87.3 2.00 19 comparative example
One 7.14 0.714 3.57 37.4 59.2 0.63 13.0 19.6 153.3 342.7 3.37 25 comparative example
2 10.7 1.07 5.35 24.7 39.9 0.62 16.1 24.3 95.0 143.5 2.28 30

As can be seen from the results of Table 1, Examples 1 and 2 have haze of 15 and 19, respectively, and Comparative Examples 1 and. Comparative Example 2 was able to confirm that it is 25 and 30, respectively.

As described above, although the embodiments have been described with reference to the limited drawings, those skilled in the art may apply various technical modifications and variations based on the above. For example, the described techniques are performed in an order different from the described method, and/or the described components of the system, structure, apparatus, circuit, etc. are combined or combined in a different form than the described method, or other components Or substituted or substituted by equivalents may achieve an appropriate result.

Therefore, other implementations, other embodiments, and equivalents to the claims are also within the scope of the following claims.

Claims (20)

metal oxide particles;
acrylate-based monomers; and
surface treatment agent;
including,
The organic-inorganic hybrid dispersion composition, wherein the distribution of the metal oxide particle size satisfies the following Equations 1 and 2:
[Formula 1]
(F ₁ /F ₂ ) > 0.6,
(Here, F ₁ is the x-axis length corresponding to the 50% point based on 100% of the maximum peak 100% of the distribution of the metal oxide particle size, and F ₂ is the maximum peak 100% of the distribution of the metal oxide particle size. x-axis length corresponding to the 10% point)
[Equation 2]
{(x _1× x ₃ ) /(x _0× x ₂ )} ≤ 2.1
(where x ₀ is the left x-axis length of F ₂ , x ₁ is the left x-axis length of F ₁ , x ₂ is the right x-axis length of F ₁ , and x ₃ is the right x-axis length of F ₂ ) ).
According to claim 1,
The distribution of the metal oxide particle size is measured by Dynamic Light Scattering (DLS),
The y-axis is intensity (intensity, %),
The x-axis is the particle size (particle size, nm, logarithm),
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The metal oxide particles,
ZrO ₂ , SiO ₂ , TiO ₂ , SrTiO ₂ , MgO, Ta ₂ O ₅ , ZrO ₂ -TiO ₂ and SiO ₂ -Fe ₂ O ₃ Which comprises at least one selected from the group consisting of,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The metal oxide particles have an average diameter of 1 μm or less,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The metal oxide particles, including a particle distribution in the form of a multi-dispersion,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The metal oxide particles, 30% to 70% by weight of the organic-inorganic hybrid dispersion composition,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The acrylate-based monomer is
O-phenylphenol EO Acrylate (OPPEA), phenol acrylate (Phenol(EO) Acrylate; PHEA), 3-(phenoxyphenyl)methylpropyl-2-enoate (3-(phenoxyphenyl) )methyl prop-2-enoate; PBA), methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, butyl acrylate, isobutyl acrylate, t-butyl acrylate, pentyl acrylate, isopentyl acrylic Rate, 2-ethylhexyl acrylate, isooctyl acrylate, nonyl acrylate, isononyl acrylate, dodecyl acrylate, stearyl acrylate, methyl methacrylate, ethyl methacrylate, propyl methacrylate, isopropyl Methacrylate, butyl methacrylate, isobutyl methacrylate, t-butyl methacrylate, pentyl methacrylate, isopentyl methacrylate, 2-ethylhexyl methacrylate, isooctyl methacrylate, nonyl methacrylate Rate, isononyl methacrylate, dodecyl methacrylate, stearyl methacrylate, 2-ethoxyethoxyethyl acrylate, 2-ethoxyethoxyethyl methacrylate, methoxyethyl acrylate, methoxyethyl Methacrylate, 2-phenoxyethyl acrylate, ethoxylate phenoxy acrylate, 3,3,5-trimethylcyclohexane acrylate, cyclic triethyl propane formal acrylate, benzyl acrylate, isobornyl acrylate, Which comprises at least one selected from the group consisting of cyclohexyl acrylate and biphenylmethyl acrylate,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The acrylate-based monomer will be 20% to 60% by weight of the organic-inorganic hybrid dispersion composition,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The surface treatment agent includes a silane-based surface treatment agent,
The silane-based surface treatment agent is γ-methacryloxypropyltrimethoxysilane, 4-aminobutylmethyldiethoxysilane, 3-aminopropyltrimethoxysilane, N-2-aminoethyl-3-aminopropyldiethyliso Propoxysilane, (mercaptomethyl)dimethylethoxysilane, di-4-mercaptobutyldimethoxysilane, 3-mercaptopropyltriisopropoxysilane, 3-methacryloxypropyldimethylethoxysilane, 3-acryl Oxypropyltrimethoxysilane, (3-glycidoxypropyl)methyldimethoxysilane, 2-(3,4-epoxycyclohexyl)ethyltrimethoxysilane, 3-chloropropyltrimethoxysilane, 4-bromo Butylmethyldibutoxysilane, 5-iodohexyldiethylmethoxysilane, 3-isocyanatepropyltrimethoxysilane, 3-isothiocyanatepropylmethyldimethoxysilane, 3-hydroxybutylisopropyldimethoxysilane, bis (2-hydroxyethyl)-3-aminopropyltriethoxysilane, bromophenyltrimethoxysilane, (2-(iodophenyl)ethyl)ethyldimethoxysilane, bis(chloromethylphenyl)dimethoxysilane, bro Momethylphenyldimethylisopropoxysilane, bis(propyltrimethoxysilane)carbodiimide, N-ethyl-N-(propylethoxydimethoxysilane)-carbodiimide, 3-(trimethoxysilyl)propanol; (3,5-hexadione)triethoxysilane, 3-(trimethoxysilyl)propylacetoacetate, 3-(trimethoxysilyl)propylmethacrylate silane, 3-aminopropyltrimethoxysilane, 2- Aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropylmethyldimethoxysilane, 3-ureidepropyltrimethyl Toxysilane, N-ethoxycarbonyl-3-aminopropyltrimethoxysilane, N-triethoxysilylpropyltriethylenetriamine, N-trimethoxysilylpropyltriethylenetriamine, 10-trimethoxysilyl- 1,4,7-Triazodecane, 10-triethoxysilyl-1,4,7-Triazodecane, 9-trimethoxysilyl-3,6-azononylacetate, 3-(triethoxysilyl) Propylsuccinic anhydride, N-benzyl-3-aminopropyltrimethoxysilane, N-phenyl-3-aminopropyltrimethoxysilane, N-bis-oxyethylene-3-aminopropyltrimethoxysilane and (methacryloxy ) from the group consisting of propyltrimethoxysilane Which includes one or more selected
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The surface treatment agent, 1 wt% to 10 wt% of the organic-inorganic hybrid dispersion composition,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The organic-inorganic hybrid dispersion composition,
a viscosity of 2000 cP or less,
Haze of 20% or less,
An organic-inorganic hybrid dispersion composition.
According to claim 1,
The organic-inorganic hybrid dispersion composition,
The liquidus refractive index is 1.5 or more,
The yellowness (YI) is 50 or less,
An organic-inorganic hybrid dispersion composition.
preparing a mixed solution by adding metal oxide particles, metal oxide particles, and a surface treatment agent to an organic solvent;
preparing a metal oxide-organic solvent dispersion by putting beads in the mixed solution at twice the weight of the metal oxide particles and dispersing; and
adding an acrylate-based monomer and a dispersing agent to the metal oxide-organic solvent dispersion, and removing the organic solvent;
containing,
A method for preparing an organic-inorganic hybrid dispersion composition.
14. The method of claim 13,
The organic solvent is
Tetrahydrofuran, isopropyl alcohol, n-butanol, ethylene glycol, propylene glycol, methyl ethyl ketone, diethyl ketone, methyl isobutyl ketone, CHN, ethyl acetate, butyl acetate, propylene glycol monomethyl ether, propylene glycol monomethyl ether Acetate, n-hexane, toluene, xylene, styrene, o-methylstyrene, m-methylstyrene, p-methylstyrene, vinyl toluene, p-methoxy styrene, benzyl acrylate, benzyl methacrylate, phenyl acrylate, Diphenyl acrylate, biphenyl acrylate, 2-biphenylyl acrylate, 2-([1,1'-biphenyl]-2-yloxy) ethyl acrylate, phenoxybenzyl acrylate, 3-phenoxy Benzyl-3-(1-naphthyl)acrylate, ethyl (2E)-3-hydroxy-2-(3-phenoxybenzyl)acrylate, phenyl methacrylate, biphenyl methacrylate, 2-nitrophenyl Acrylate, 4-nitrophenyl acrylate, 2-nitrophenyl methacrylate, 4-nitrophenyl methacrylate, 2-nitrobenzyl methacrylate, 4-nitrobenzyl methacrylate, 2-chlorophenyl acrylate, 4 -Chlorophenyl acrylate, 2-chlorophenyl methacrylate, 4-chlorophenyl methacrylate, ortho-phenylphenol ethyl acrylate, bisphenol diacrylate, urethane (meth) acrylate, 2-ethylhexyl (meth) acrylic Late, isobornyl (meth) acrylate, dimethylaminoethyl (meth) acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, 2-hydroxybutyl acrylate, methylethylene glycol mono (meth) ) acrylate, methyltriethylenediglycol (meth)acrylate, 1,4-butanediol di(meth)acrylate, neopentylglycol di(meth)acrylate, hydroxypivalate neopentylglycol di(meth)acrylate , dicyclopentanyl di(meth)acrylate, caprolactone-modified dicyclofentanyl di(meth)acrylate, ethylene oxide-modified phosphate di(meth)acrylate, arylated cyclohexyldi(meth)acrylate, ethylene glycol di (meth)acrylate, 1,6-hexadiol diacrylate, trimethylolpropane tri(meth)acrylate, pentaerythritol tri(meth)acrylate, dipentaerythritol penta(meth) ) acrylate, dipentaerythritol hexa (meth) acrylate, polyol poly (meth) acrylate, urethane (meth) acrylate and glycerin trimethacrylate comprising at least one selected from the group consisting of,
A method for preparing an organic-inorganic hybrid dispersion composition.
The organic-inorganic hybrid dispersion composition of any one of claims 1 to 12, or an organic-inorganic hybrid dispersion composition prepared by the method for preparing the organic-inorganic hybrid dispersion composition of claim 13 or 14;
UV photoinitiators; and
UV curing monomers;
containing,
A film composition for a display.
16. The method of claim 15,
The UV photoinitiator is
a photocationic initiator selected from onium salt-based, diazonium salt-based, sulfonium salt-based compounds, and imidazole-based compounds; and
Thioxanthone-based, phosphorus-based, triazine-based, benzophenone-based, benzoin-based, oxime-based, propanone-based, aminoketone-based, ketone-based, benzoin ether acetophenone-based, anthraquinone-based and aromatic phosphine oxide-based compounds radical photoinitiators;
Which comprises at least one selected from the group consisting of
A film composition for a display.
16. The method of claim 15,
The UV curing monomer,
Glycidyl acrylate, glycidyl methacrylate, glycidyl methacrylate, glycidyl-alpha-ethyl acrylate, glycidyl-alpha-ene-propyl acrylate, glycidyl-alpha-butylacrylic rate, 3,4-epoxybutyl methacrylate, 3,4-epoxybutyl acrylate, 6,7-epoxypeptyl methacrylate, 6,7-epoxyheptyl acrylate, 6,7-epoxyheptyl-alpha-ethyl Acrylates, 2-hydroxypropyl acrylate, 2-hydroxyethyl acrylate, tetrahydrofurfuryl acrylate, isobornyl acrylate, 2-hydroxyethyl methacrylate, tripropylene glycol diacrylate, dipropylene glycol which comprises at least one selected from the group consisting of diacrylate, 1,6-hexanediol diacrylate, and trimethylpropane triacrylate,
A film composition for a display.
It is prepared by UV curing the film composition for a display of claim 15,
Transparency greater than 99%,
Optical film for display.
Including the optical film for display of claim 18,
Optical member for display.
Including the optical film for display of claim 18,
members for electronic devices.

Images