CN108864802A - A kind of light diffusion function coating material and preparation method thereof - Google Patents

A kind of light diffusion function coating material and preparation method thereof Download PDF

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Publication number
CN108864802A
CN108864802A CN201810518409.0A CN201810518409A CN108864802A CN 108864802 A CN108864802 A CN 108864802A CN 201810518409 A CN201810518409 A CN 201810518409A CN 108864802 A CN108864802 A CN 108864802A
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acid
light diffusion
resin
diffusion function
coating material
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游波
吴刚
尹玥
郭爽
孙刚
钟勇健
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Fudan University
AECC Commercial Aircraft Engine Co Ltd
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Fudan University
AECC Commercial Aircraft Engine Co Ltd
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Priority to CN201810518409.0A priority Critical patent/CN108864802A/en
Publication of CN108864802A publication Critical patent/CN108864802A/en
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/14—Homopolymers or copolymers of vinyl fluoride
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • C09D161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09D161/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C09D161/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3009—Sulfides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/18—Spheres
    • C08L2205/20—Hollow spheres

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
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  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
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Abstract

The invention belongs to technical field of polymer materials, specially a kind of light diffusion function coating material and preparation method thereof.The present invention prepares electrically charged polymer latex ball by emulsion polymerization, dispersin polymerization or suspension polymerization；By electrostatic interaction, the inorganic nano-particle of oppositely charged is made to be adsorbed on polymer latex ball surface, using Kinkendal Effect, forms Organic-inorganic composite hollow microsphere；Light diffusion function coating material is prepared using Organic-inorganic composite tiny balloon as optical scatter again.The material has excellent light diffusing energy, and mist degree, which can be greater than 85%, light transmittance, can be higher than 90%, can be used for the fields such as LED, LCD, backlight, electric light source.

Description

A kind of light diffusion function coating material and preparation method thereof
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of light diffusion function coating material and its preparation side Method.
Technical background
Light diffusion function coating material can convert area source for point light source, and light is made to form diffusing reflection to reach even light Effect, can be applied to the fields such as LED light source.Preparing photodiffusion material, there are many methods, such as Chinese patent CN105522730A Granulation, casting film-forming, stretching, molding, can be obtained optical diffusion film after PET and light diffusing agent are sufficiently mixed.Chinese patent CN105754523A water-based hydroxyl acrylic acid dispersion and/or water-based hydroxyl resin, aqueous defoamer, aqueous still substrate profit Humectant, waterborne film-forming auxiliary agent, aqueous anti-settling agent, pH value adjustment agent and organic light diffusing agent are prepared for a kind of aqueous diffusion barrier glue Water.International monopoly WO2012/017660 uses organic granular to prepare high-performance optical diffusion coating as scattering particles.International monopoly WO2016/171504 is prepared for a kind of light diffusion LED matrix.Light diffusing agent used in these methods is all traditional organic or nothing Machine particle.
Research is found：Light transmittance can be improved in moth compound eye structure, to improve their eyesights in a dark environment.Li et al. A kind of film with bionical silica microstructural surface is prepared for using colloid photoetching process, this film is in near-infrared 1300- Light transmittance in 2000nm light area may be up to 99%.Wu etc. is prepared for a kind of layering aggregation object structure with a step printing technology come mould The compound eye of imitative moth.New preparation process how is explored, the compound eye structural of moth is imitated, is applied to light diffusion function coating Material is popular research direction.
Summary of the invention
It is an object of the invention to propose a kind of light diffusion function coating material that preparation process is simple and convenient to operate and its Preparation method.
It is another object of the present invention to the applications for proposing above-mentioned smooth diffusion coating material.
Light diffusion function coating material proposed by the present invention is by Organic-inorganic composite hollow microsphere and binder resin, molten Agent, curing agent, auxiliary agent are blended, and in -30-300 DEG C of film-formings, obtain light diffusion function coating material.
Light diffusion function coating material proposed by the present invention, be by emulsion polymerization, dispersin polymerization or suspension polymerization, Charged polymer latex balloon is prepared, by electrostatic interaction, the inorganic nano-particle of oppositely charged is made to be adsorbed on polymer cream Glueballs surface forms Organic-inorganic composite hollow microsphere using Kinkendal Effect, and this Organic-inorganic composite is hollow micro- Ball forms a film after mixing with binder resin as optical scatter, obtains light diffusion function coating material.
Light diffusion function coating material proposed by the present invention is to use emulsion polymerization, dispersin polymerization or suspension polymerization, Prepare the average grain diameter polymer latex ball electrically charged in 100nm-1mm, in poor solvent with the average grain of oppositely charged Diameter is mixed in 1nm-100nm inorganic nano-particle, additive, is stirred at 0-200 DEG C, by electrostatic interaction, is made inorganic nano-particle Son is adsorbed on polymer latex ball surface, and using Kinkendal Effect, polymer molecular chain is diffused between inorganic nano-particle In gap, Organic-inorganic composite hollow microsphere is formed.
Light diffusion function coating material proposed by the present invention, the Organic-inorganic composite tiny balloon with light diffusion function It is so that inorganic nano-particle is adsorbed on polymer latex ball surface by electrostatic interaction, utilizes Kinkendal Effect, polymer point Subchain is diffused into the gap of inorganic nano-particle, forms Organic-inorganic composite hollow microsphere.
The preparation method of light diffusion function coating material of the present invention, it is comprised the steps of：
（1）0-100 DEG C at a temperature of, by with light diffusion function Organic-inorganic composite tiny balloon, auxiliary agent be added solvent Middle mixing is stirred under 100-5000rpm revolving speed；
（2）Binder resin is added through step（1）In the mixed solution of processing, it is stirred under 100-1500rpm revolving speed；
（3）Curing agent is added through step（1）In the mixed solution of processing, stirred evenly under 100-5000rpm revolving speed；
（4）By step（3）Products therefrom, in -30-300 DEG C of film-formings, i.e. acquisition light diffusion function coating material.
In the present invention, the preparation flow with light diffusion function Organic-inorganic composite tiny balloon is as follows：
（1.1）Charged groups vinyl monomer and neutral group vinyl monomer are added in reaction kettle, using emulsion polymerization, Dispersin polymerization or suspension polymerization control 5-100 DEG C of temperature, react 2-100 hours, obtain charged polymer latex balloon；
（1.2）Inorganic nano-particle, additive are added to process（1.1）In obtained charged polymer latex balloon system, Under the conditions of 0-200 DEG C, it is stirred to react 1-100 hours acquisition Organic-inorganic composite hollow microspheres；
（1.3）By process（2.2）Gained precipitating is filtered, washed, separates, drying to get organic-nothing with light diffusion function is arrived Machine compound hollow microballoon.
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, electrically charged polymer latex Ball is polymerize by least one charged groups vinyl monomer and at least one neutral group vinyl monomer, electrification Lotus group vinyl monomer dosage accounts for the 1-80wt% of vinyl monomer total amount.
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, charged polymer latex balloon It synthesizes to obtain using emulsion polymerisation process, dispersion polymerization processes, suspension polymerization, the charged polymer latex of preparation Ball average grain diameter is using one such method in 100nm-1mm.
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, charged groups vinyl monomer It is positively or negatively charged vinyl monomer, is C3-C30Alkene-carboxylic acid, C6-C30Alkenes acid anhydrides, C4-C30 alkenyl season Amine salt, C5-C30 alkenyl amino acid, C5-C30 alkene-carboxylic acid's salt, C4-C30Acrylamide monomer, selected from one such Or it is several, charged groups vinyl monomer dosage accounts for the 1-80wt% of vinyl monomer total amount.
In the present invention, the charged groups vinyl monomer includes acrylic acid, butenoic acid, propiolic acid, methacrylic acid, mountain Pears acid, crotonic acid, oleic acid, antiform oleic acid, hexadecatrienoic acid, alpha-linolenic acid, parinaric acid, eicosatrienoic acid, Asia Oleic acid, arachidonic acid, palmitoleic acid, vaccenic acid, maleic anhydride, fumaric acid anhydride, itaconic anhydride, citraconic anhydride, dimethyl two Allyl ammonium chloride, methylacryoyloxyethyl alkyl dimethyl ammonium chloride, acrylamide, diallylamine, dodecylamino third Olefin(e) acid ammonium, potassium acrylate, Sodium methacrylate, Lithium acrylate, magnesinm methacrylate, allyl ether sodium sulfonate, acrylamido Potassium sulfonate, acrylamido sodium isopropyl xanthate, sodium allyl sulfosuccinic alkyl ester, allyl alcohol ether sodium sulfate, allyl Base alcohol ether sulfosuccinates sodium etc..
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, neutral group alkenes list Body is for C4-C30Acrylate, C4-C30Methacrylate, C4-C30Fluorine-containing vinyl monomer, C4-C30Alkyl alkenes Monomer, C8-C30Vinyl aromatic compounds, C4-C20Vinylacetate, C7-C18Vinyl alkoxy silane, be selected from One such or several, neutral group vinyl monomer dosage accounts for the 20-99wt% of vinyl monomer total amount.
In the present invention, the neutral group vinyl monomer, including isobutene, styrene, vinyl chloride, tetrafluoroethene, Acrylic acid, acrylamide, methyl acrylate, methyl methacrylate, ethyl acrylate, butyl acrylate, Isooctyl acrylate monomer, 2-Hydroxy ethyl acrylate, methacrylic acid -2- hydroxy methacrylate, acrylonitrile, vinyl acetate, chlorotrifluoroethylene, vinyl alcohol, Butadiene, isoprene, chlorobutadiene, vinylidene chloride, vinyl fluoride, double pentaerythritol methacrylate, ethoxyquin trihydroxy methyl Propane triacrylate, trimethylolpropane trimethacrylate, three（2- ethoxy）Three acrylic acid of isocyanuric acid, ethoxyquin season penta Tetra-acrylate, pentaerythritol triacrylate, double-trihydroxy methyl propane-propylene acid esters etc..
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, and system is depolymerized using insoluble The solvent of object latex balloon -- poor solvent, specially water, aqueous solution of inorganic matter, the organosilicon oils of molecular weight 100-5000 are molten Agent, alcohol ether, ether acetates, wherein at least contain water, selected from it is therein two or more, poor solvent.
In the present invention, the poor solvent, including water, aqueous hydrochloric acid solution, aqueous acetic acid, aqueous sulfuric acid, phosphoric acid water Solution, sodium hydrate aqueous solution, ammonium hydroxide, potassium hydroxide aqueous solution, aqueous sodium carbonate, ammonium carbonate solution, methanol, ethyl alcohol, Isopropanol, glycol monoethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, glycol methyl ether acetate, butyl glycol ether acetic acid Ester, silicone oil.
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, and inorganic nano-particle is averaged Partial size 1nm-100nm, with polymer phase counter charges, not soluble in water.
In the present invention, described has light diffusion function Organic-inorganic composite tiny balloon, and inorganic nano-particle is nanometer The insoluble acid of metal, nano nonmetal, nano inorganic oxide, inorganic nano hydroxide, inorganic nano, inorganic nano salt, Selected from one such or several, inorganic nano-particle occupies machine-inorganic compound hollow microsphere total amount 1-50wt%.
In the present invention, the inorganic nano-particle, including nanogold, nano silver, Platinum Nanoparticles, nanometer boron, nanometer selenium, nanometer Silicon, carbon quantum dot, nano silica, nano-titanium dioxide, nano aluminium oxide, nano zircite, nano iron oxide, nano oxygen Change vanadium, nanometer calcium carbonate, nano barium carbonate, nanoflakes and cobalt hydroxide, Nano-lanthanum hydroxide, silver sulfide nanometer particles, nanometer tin sulfide, receive Rice gallium nitride etc..
In the present invention, described have a light diffusion function Organic-inorganic composite tiny balloon, additive be pH adjusting agent, Defoaming agent, dispersing agent, selected from one such or several.
In the present invention, the pH adjusting agent, including hydrochloric acid, acetic acid, sulfuric acid, phosphoric acid, oxalic acid, citric acid, ascorbic acid, Benzoic acid, ethanedioic acid tetraacethyl, polyacrylic acid, sodium hydroxide, potassium hydroxide, ammonium hydroxide, urea, sodium carbonate, potassium carbonate, acetic acid Sodium, potassium acetate, potassium oxalate, sodium oxalate, diethylamine, triethylamine, diethanol amine, triethanolamine, 1- amino -2- propyl alcohol, triethylene Tetramine, tetraethylenepentamine, Methyl-amino ethyl imidazol(e), tetramethyl imidazoles, pyridine, phenylpropanolamine etc..
In the present invention, the defoaming agent, using conventional antifoam in coating, adhesive production.
In the present invention, the defoaming agent, non-limiting example includes natural oil defoaming agent, polyethers defoaming agent, GPE Type defoaming agent, higher alcohols defoaming agent, rolydimethylsiloxane defoamer, polyether-modified silicon defoaming agent etc..
In the present invention, the dispersing agent is that in the molecule while having lipophilic and two kinds of opposite natures of hydrophily Surfactant, using conventional pigment dispersion agent in coating, adhesive production.
In the present invention, the light diffusion function coating material is to set Organic-inorganic composite hollow microsphere and bonding Rouge, solvent, curing agent, auxiliary agent are blended, and in -30-300 DEG C of film-formings, obtain light diffusion function coating material.
In light diffusion function coating material of the present invention, dosage of each component is answered by by weight with organic and inorganic Closing tiny balloon dosage is 100 parts of meters, then binder resin is 5-10000 parts, and solvent is 5-10000 parts, curing agent 0-3000 Part, auxiliary agent is 0-3000 parts.Organic-inorganic composite hollow microsphere dosage accounts for the 1-90wt% of raw material total amount.
In the present invention, in the light diffusion function coating material, binder resin includes that organosilicon is commonly used in coating material Resin, polyacrylate resin, polyester resin, polyurethane resin, epoxy resin, fluorocarbon resin, alkyd resin, amino resins, The modified resin of silicate, phosphate and above-mentioned resin, selected from one such or several, by organic-inorganic composite microballoons Weight is 100 parts of meters, and binder resin dosage is 5-10000 parts.
In the present invention, binder resin used, including bisphenol A epoxide resin, bisphenol F epoxy resin, hydrogenated bisphenol A epoxy tree Rouge, A Hydrogenated Bisphenol A F epoxy resin, Hydromethyl bisphenol Resin, hydroxyl acrylic resin, carboxy acrylic ester resin, ring Oxypropylene acid ester resin, polyurethane acrylate resin, polyflon, polyvinylidene fluoride resin, poly- trifluoro chloroethene Alkene/vinyl ether resin, polyfluoroethylene resin, oxygen solidify polyurethane-modified oil, moisture-cure polyurethane resin, polyhydroxy polycarboxylic urethane Resin, acrylated polyurethane resin, Lauxite, melamine resin, methyl-etherified melamine resin, butyl ether Melamine resin, long oil alkyd, medium oil alkyd hydroxy polyester resin, short oil-ity alcohol acid resin, carboxylic Base polyester resin, unsaturated polyester resin, epoxy group polyester resin.
In the present invention, the light diffusion function coating material, it is viscous that binder resin can be aqueous binder resin, solvent type Resin, solvent-free binder resin, powder-stuck resin, UV solidify binder resin.
In the present invention, the light diffusion function coating material, solvent includes water, alcohols solvent, alcohol ethers solvent, ethers Solvent, ketones solvent, lipid solvent, aromatic hydrocarbon solvent, fat hydrocarbon solvent, halogenated hydrocarbon solvent, selected from one such Or it is several, it is 5-10000 parts that solvent usage, which is based on 100 parts by organic-inorganic composite microballoons weight,.
In the present invention, the solvent, including water, methanol, ethyl alcohol, isopropanol, methyl acetate, ethyl acetate, propyl acetate, Ethyl acetate, benzene,toluene,xylene, acetone, espeleton, methylisobutylketone, ether, butyl ether, pentane, hexane, octane, second Glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether, glycol methyl ether acetate, 2-Butoxyethyl acetate, carbonic acid two Methyl esters, dimethyl adipate, dimethyl glutarate, dimethyl succinate.
In the present invention, the light diffusion function coating material, curing agent include amine curing agent, amides curing agent, Acid anhydride type curing agent, polyurethanes curing agent, amino resins class curing agent are selected from one such or several, hardener dose It is based on 100 parts by organic-inorganic composite microballoons weight, is 0-3000 parts.
In the present invention, the curing agent, including ethylenediamine, diethyl triamine, trientine, tetraethylenepentamine, diethyl Alkene triamine, triethylene tetramine, tetraethylenepentamine, hydroxyethyl ethylenediamine, it is diethanol amine, isophorone diamine, double（4- amino -3- Methylcyclohexyl）It is methane, double（4- aminocyclohexyl）Methane, m-xylene diamine, m-phenylene diamine (MPD), diaminodiphenyl-methane, two Cyanogen diamines, adipic dihydrazide, hydroxyethyl ethylenediamine, 3- urea propyl trimethoxy silicane, r- aminopropyltriethoxywerene werene, N- normal-butyl -3- aminopropyl trimethoxysilane, double-[3- (trimethoxy silicon)-propyl]-amine, 3- diethylin propyl front three Oxysilane, modified by cardanol amine, to the M-aminophenol modified amine of tert-butyl o, 2,6 di t butyl phenol modified amine, benzoic acid, Maleic anhydride, phthalic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, 3- (the third oxygen of 2,3- epoxy) propyl trimethoxy silicane, Epoxy acrylate, epoxy polyurethane, polyisocyanic acid vinegar have toluene diisocyanate vinegar, 4,4 1 diphenylmethane diisocyanate vinegar, Isophorone isocyanic acid is cruel, six methine diisocyanate vinegar, 1,12 1 dodecane diisocyanate vinegar, diphenylmethane diisocyanate Ester, more phenyl polymethine polyisocyanates, -1,5 diisocyanate of naphthalene, aliphatic hexamethylene diisocyanate, isocyanic acid Ester methoxy silane, isocyanates Ethoxysilane, isocyanate-containing alkyl methoxy silane, isocyanate-containing alkyl Ethoxysilane 3- isocyanate group propyl-triethoxysilicane, Lauxite, melamine resin, methyl-etherified melamino-formaldehyde tree Rouge, butylated melamine-formaldehyde resin.
In the present invention, the light diffusion function coating material, auxiliary agent includes that pigments and fillers, defoaming agent, dispersing agent, film forming help Agent, thickener, levelling agent, age resister, ultraviolet absorber, pH adjusting agent, selected from one such or several, auxiliary dosage is pressed Organic-inorganic composite microballoons weight is 100 parts of meters, is 0-3000 parts.
In the present invention, the pigments and fillers, including titanium dioxide, talcum powder, barium sulfate, zinc oxide, precipitated silica, carbon Sour calcium, diamond dust, quartz sand, corundum, schist, floating bead, iron oxide red, iron oxide yellow, cobalt blue, micaceous iron oxide, mica powder, attapulgite, Silicate fiber, flake asbestos.
In the present invention, the defoaming agent is in coating, adhesive using conventional antifoam in coating, adhesive production Surface tension is reduced in process of manufacture, inhibits foam generation or eliminates the additive for having generated foam, including silicone emulsion, The fatty acid ester compounded object of higher alcohols, polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polyoxypropylene Glycerin ether and polyoxyethylene polyoxypropylene glycerin ether, dimethyl silicone polymer etc..
In the present invention, the dispersing agent refers to the auxiliary agent that can improve and improve solid or liquid material dispersion performance.It adopts With conventional dispersant in coating, adhesive production, including anionic dispersing agent, cationic dispersing agent, non-ionic dispersant Agent, amphoteric dispersing agent and high-molecular type dispersing agent, including Sodium Polyacrylate, poly amic acid, stearmide, barium stearate, Zinc stearate, calcium stearate, magnesium stearate, decylene glycol ester, vinyl bis-stearamides, glyceryl monostearate, three stearic acid Glyceride, atoleine, microcrystalline wax, polypropylene wax, polyethylene wax, enuatrol, ammonium oleate, polyethylene glycol, polyvinyl pyrrole Alkanone etc..
In the present invention, the thickener is a kind of auxiliary rheological agents, can not only coating be made to thicken, and prevents from occurring in construction Sagging phenomenon, and the excellent mechanical performance of coating and storage stability can be assigned, using routinely increasing in coating, adhesive production Thick dose, including cellulose ether and its derivative, alkali-swelling type thickener, polyurethane thickener, inorganic thickening agent etc..
In the present invention, the levelling agent, be can promote coating formed during the drying and film forming process one it is smooth, smooth, Uniform film is effectively reduced and covers with paint, lacquer, colour wash, etc. liquid surface tension, improves a substance of its levelability and uniformity.Using coating, glue Conventional levelling agent in glutinous agent production, including high boiling solvent, butyl cellulose, surfactant or polyacrylic acid, carboxymethyl fibre Tie up element etc..
In the present invention, the ultraviolet absorber is a kind of light stabilizer, can be absorbed ultraviolet in sunlight and fluorescent light source Line part, and itself does not change, using coating, adhesive produce in conventional UV absorber, including salicylic acid esters, Benzophenone class, benzotriazole, group-substituted acrylonitrile, triazines and hindered amines, inorganic nano ultraviolet absorber etc..
In the present invention, the pH adjusting agent is soluble in acid, alkali, acid salt, the basic salt of water, including hydrochloric acid, vinegar Acid, sulfuric acid, phosphoric acid, oxalic acid, citric acid, ascorbic acid, benzoic acid, ethanedioic acid tetraacethyl, polyacrylic acid, sodium hydroxide, hydrogen-oxygen Change potassium, ammonium hydroxide, urea, sodium carbonate, potassium carbonate, sodium acetate, potassium acetate, potassium oxalate, sodium oxalate, diethylamine, triethylamine, diethanol Amine, triethanolamine, 1- amino -2- propyl alcohol, triethylene tetramine, tetraethylenepentamine, Methyl-amino ethyl imidazol(e), tetramethyl imidazoles, Pyridine, phenylpropanolamine etc..
Light diffusion function coating material prepared by the present invention, have light diffusion function, good mechanical performance, heat resistance, Anti-flammability, weatherability can be applied to the fields such as LED, LCD, backlight, electric light source.
Under the pressure condition that light diffusion function coating material preparation process allows, light diffusion function coating material of the present invention Preparation have no special requirements to pressure, as long as it will not influence to significant adverse the preparation of light diffusion function coating material of the present invention Process.The process conditions that does not refer to but may relate in the preparation process of other aforementioned present invention light diffusion function coating materials Conventional coating material preparation condition can be equal to.
Light diffusion function coating material of the present invention, compared with prior art, it is an advantage of the invention that：This method is adopted With emulsion polymerization, dispersin polymerization or suspension polymerization, the average grain diameter polymer latex electrically charged in 100nm-1mm is prepared Ball is made after 1nm-100nm inorganic nano-particle mixes by electrostatic in poor solvent with the average grain diameter of oppositely charged With making inorganic nano-particle be adsorbed on polymer latex ball surface, using Kinkendal Effect, polymer molecular chain is diffused into nothing In the gap of machine nanoparticle, Organic-inorganic composite hollow microsphere is formed, Organic-inorganic composite hollow microsphere and bonding are set Rouge film-forming can be obtained light diffusion function coating material.Organic-inorganic composite hollow microsphere since inside is there are hole, Compared to solid organic-inorganic composite microballoons, light can occur repeatedly to reflect, and incident ray can be made to be distributed more uniform, into One step improves mist degree；Hollow parts do not absorb luminous energy, improve light transmittance.The present invention is hollow micro- by Organic-inorganic composite Ball is introduced into coating material, and coating transparent and mist degree both can be improved, while can increase the rigidity and intensity of coating.
Preparation method of the invention is simple, is suitble to large-scale production.The light diffusion function coating obtained with the method for the present invention Material has excellent light scattering characteristic, and coating haze, which can be greater than 85%, light transmittance, can be higher than 90%, can be used for LED, LCD, back The fields such as light source, electric light source, draft reduction material.
Explanation of nouns：Kinkendal Effect（Kirkendall effect）：Due to two kinds of atoms of interface two sides, in phase Counterdiffusion is into the matrix of other side, when the rate of diffusion is not equal, it may occur that atom diffusion is shifted at the movement of original crystal face, interface The biggish side of rate, this phenomenon are known as Kinkendal Effect.
Detailed description of the invention
Fig. 1 is the transmission electron microscope picture of obtained Organic-inorganic composite tiny balloon in the embodiment of the present invention 6.
Fig. 2 is the ultra-thin cross-sectional Transmission Electronic Speculum of obtained Organic-inorganic composite tiny balloon in the embodiment of the present invention 6 Figure.
Fig. 3 is that the thermogravimetric of the Organic-inorganic composite tiny balloon of obtained different ratio in the embodiment of the present invention 7 is weightless Curve.
Fig. 4 is the differential calorimetry curve of obtained different ratio tiny balloon in the embodiment of the present invention 7.
Fig. 5 is the acquired light diffusion function prepared using Organic-inorganic composite tiny balloon in the embodiment of the present invention 11 The comparison diagram of coating material, the light diffusion function coating material light diffusion effect prepared using Organic-inorganic composite medicine ball.
Fig. 6 is the acquired light diffusion function prepared using Organic-inorganic composite tiny balloon in the embodiment of the present invention 12 Coating material, three kinds recorded using light diffusion function coating material prepared by Organic-inorganic composite medicine ball by slr camera The light scattering effect photo of film.
Specific embodiment
The following example further describes and demonstrates the preferred embodiment in the scope of the invention.These implementations given Example is merely illustrative, is not to be construed as limitation of the present invention.
Electropolymer latex balloon, Organic-inorganic composite tiny balloon, light diffusion function is prepared in following embodiment to apply Each step of layer material all carries out under normal pressure, unless otherwise specified.
Embodiment 1：
By 10g methyl methacrylate, 2 grams of butyl acrylates, 0.10g azodiisobutyronitrile, 1.0g polyvinylpyrrolidone, 70g ethyl alcohol, 80g water sequentially add in the round-bottomed flask of 250 mL, are passed through nitrogen, remove within mechanical stirring 30 minutes under room temperature mixed Oxygen in zoarium system.It is then heated to 50-60 DEG C, is reacted 2 hours, the mixture of 0.3g linoleic acid and 5g methanol, the body is added Tie up at 50-60 DEG C that the reaction was continued 24 hours to get to the polymer latex ball of electrification.
Embodiment 2：
By 15g styrene, 5g methacrylic acid -2- hydroxy methacrylate, 5 grams of acrylonitrile, 2.0g polyvinyl alcohol, 0.3g dodecyl sulphur Sour sodium, 0.3g alkyl phenol polyoxyethylene ether (OP-10), 150g water sequentially add in the round-bottomed flask of 250 mL, are passed through nitrogen, often Oxygen in the lower 1 hour removing mixed system of mechanical stirring of temperature.It is then heated to 70-80 DEG C, 0.2g ammonium persulfate, reaction 5 is added Hour, add 1g acrylic acid, the reaction was continued at 70-80 DEG C 5 hours to get to electrification polymer latex ball.
Embodiment 3：
10g isobutene, 0.20g azobisisoheptonitrile, 3.0g glyceryl monostearate, 15g propylene glycol and 60g water are sequentially added In the round-bottomed flask of 250 mL, it is passed through nitrogen, oxygen in 1 hour removing mixed system of mechanical stirring under room temperature.It is then heated to 60-70 DEG C, react 8 hours, add the mixture of 5g Sodium methacrylate and 5g methanol, the system at 60-70 DEG C after 80 hours polymer latex balls charged of continuous reaction.
Embodiment 4：
10g tetrafluoroethene, 0.30g di-t-butyl peroxide, 4.0g calcium carbonate, 20g ethyl alcohol and 10g methanol are sequentially added 250 In the round-bottomed flask of mL, it is passed through nitrogen, 30 min of mechanical stirring removes oxygen in mixed system under room temperature.It is then heated to 50- It 70 DEG C, reacts 2 hours, adds the mixture of 10g dimethyl diallyl ammonium chloride and 5g methanol, the system is in 60-70 The reaction was continued at DEG C 12 hours i.e. polymer latex ball that is charged.
Embodiment 5：
By 10g double pentaerythritol methacrylate, 0.5g isopropyl benzene hydroperoxide, 5.0g calcium stearate, 10g ethyl alcohol and 5g water according to In the secondary round-bottomed flask that 250 mL are added, it is passed through nitrogen, 30 min of mechanical stirring removes oxygen in mixed system under room temperature.Then It is heated to 50-70 DEG C, reacts 2 hours, adds the mixture of 20g maleic anhydride and 5g methanol, the system is at 60-70 DEG C The reaction was continued the 100 hours i.e. polymer latex ball that is charged.
Embodiment 6：
It is 1 wt% that the aqueous dispersions of electropolymer latex balloon prepared by Example 1, which are diluted to solid content, then uses acetic acid handle The pH value of dispersion liquid after dilution is adjusted to 5.0.The acid dispersion is transferred in 50mL round-bottomed flask at once, 600 r/min Lower magnetic agitation is simultaneously heated to 20 DEG C, and the Nano particles of silicon dioxide with electropolymer latex balloon certain mass is then added, Continue to keep revolving speed and temperature stirring 72h, Organic-inorganic composite tiny balloon can be obtained.Products therefrom deionized water is anti- Multiple centrifuge washing, to remove free nanoparticle.Fig. 1 is the TEM figure of the hollow compound microsphere prepared under this condition.Fig. 2 The ultra-thin sectional view of the TEM of hollow compound microsphere to prepare under this condition.Polymer latex ball uniform particle diameter in figure is presented The chondritic of rule.Nano particles of silicon dioxide uniform adsorption in polymer latex ball surface, the polymer of central part to Outside migration forms uniform hollow structure.
Embodiment 7：
It is 5 wt% that the aqueous dispersions of electropolymer latex balloon prepared by Example 2, which are diluted to solid content, then uses hydrochloric acid handle The pH value of dispersion liquid after dilution is adjusted to 6.5.The acid dispersion is transferred in 50mL round-bottomed flask at once, 600 r/min Lower magnetic agitation is simultaneously heated to 50 DEG C, and then the titanium dioxide nano-particle of addition electropolymer latex balloon quality 50%, continues It keeps revolving speed and temperature to stir 10h, Organic-inorganic composite tiny balloon can be obtained.Products therefrom with deionized water repeatedly from Heart washing, to remove free nanoparticle.Obtained Organic-inorganic composite hollow microsphere structure is regular, size uniformity, internal There are apparent hollow structures.Titanium dioxide nano-particle uniform adsorption is in polymer latex ball surface.Fig. 3 is under this condition The thermogravimetric curve of the Organic-inorganic composite tiny balloon of the different ratio of preparation.Fig. 4 is the different ratio prepared under this condition The differential calorimetry curve of tiny balloon.
Embodiment 8：
It is 10wt% that the aqueous dispersions of electropolymer latex balloon prepared by Example 3, which are diluted to solid content, then uses sulfuric acid handle The pH value of dispersion liquid after dilution is adjusted to 6.0.The acid dispersion is transferred in 50mL round-bottomed flask at once, 600 r/min Lower magnetic agitation is simultaneously heated to 100 DEG C, and then the nanogold particle of addition electropolymer latex balloon quality 30%, continues to keep Revolving speed and temperature stir 50h, and Organic-inorganic composite tiny balloon can be obtained.Products therefrom is centrifuged repeatedly with deionized water and is washed It washs, to remove free nanoparticle.The nanogold particle of addition is evenly distributed in polymer latex ball under electrostatic interaction Surface, latex balloon size uniformity, inside have hollow structure.
Embodiment 9：
It is 20wt% that the aqueous dispersions of electropolymer latex balloon prepared by Example 4, which are diluted to solid content, then uses hydroxide The pH value of dispersion liquid after dilution is adjusted to 8.0 by sodium.The alkaline dispersion is transferred in 50mL round-bottomed flask at once, 600 r/ Magnetic agitation and 150 DEG C are heated under min, and the nano-calcium carbonate particles of electropolymer latex balloon quality 10% are then added, after Revolving speed and temperature stirring 100h are held in continuation of insurance, and Organic-inorganic composite tiny balloon can be obtained.Products therefrom with deionized water repeatedly Centrifuge washing, to remove free nanoparticle.Nano-calcium carbonate particles are equably adsorbed on hollow polymer latex ball table Face forms strawberry organic-inorganic compound hollow microballoon structure.
Embodiment 10：
It is 50wt% that the aqueous dispersions of electropolymer latex balloon prepared by Example 5, which are diluted to solid content, then uses urea handle The pH value of dispersion liquid after dilution is adjusted to 7.5.The alkaline dispersion is transferred in 50mL round-bottomed flask at once, 600 r/min Lower magnetic agitation is simultaneously heated to 200 DEG C, then the silver sulfide nanometer particles particle of addition electropolymer latex balloon quality 5%, after continuation of insurance Revolving speed and temperature stirring 150h are held, Organic-inorganic composite tiny balloon can be obtained.Products therefrom is centrifuged repeatedly with deionized water Washing, to remove free nanoparticle.Silver sulfide nanometer particles particle can uniformly be adsorbed on polymer latex ball surface, latex Ball has hollow structure and uniform particle diameter.
Embodiment 11：
Organic-inorganic composite tiny balloon prepared by embodiment 6 is added in aqueous polyacrylamide yogurt liquid, tiny balloon and resin Mass ratio be 0.5, be uniformly mixed after violent magnetic agitation.Then bar spreader is used（K control coater）It should Blend is evenly applied to polyethylene terephthalate（PET）The surface of film.20 min are dried in 60 DEG C of baking ovens.Fig. 5 is Compound medicine ball and Organic-inorganic composite tiny balloon are used separately as the contrast effect figure of light diffusing agent, and a is blank reference, and b is Etc. quality compound medicine ball, c be Organic-inorganic composite tiny balloon.Test mist degree up to 85% or more, transmissivity is up to 90% More than.
Embodiment 12：
Organic-inorganic composite tiny balloon prepared by embodiment 7 is added in bisphenol A epoxide resin, tiny balloon and resin Mass ratio is 1, is uniformly mixed after violent magnetic agitation.Then bar spreader is used（K control coater）By the blending Object is evenly applied to polyethylene terephthalate（PET）The surface of film.20 min are dried in 30 DEG C of baking ovens.Fig. 6 is single-lens reflex camera The light scattering effect photo of three kinds of films of cameras record（Gray scale pictures）, as seen from the figure, hollow micro- by Organic-inorganic composite Optical diffusion film made from ball has excellent light diffusing energy, and transmitance 90%, mist degree is up to 86%.
Embodiment 13：
Organic-inorganic composite tiny balloon prepared by embodiment 8 is added in carboxy acrylic ester resin, tiny balloon and resin Mass ratio be 0.02, be uniformly mixed after violent magnetic agitation.Then bar spreader is used（K control coater）It will The blend is evenly applied to polyethylene terephthalate（PET）The surface of film.20 min are dried in 100 DEG C of baking ovens.It should Optical diffusion film can have both the characteristics of high transmittance and haze, transmitance 87%, mist degree 85%.
Embodiment 14：
Polyfluoroethylene resin, the quality of tiny balloon and resin is added in Organic-inorganic composite tiny balloon prepared by embodiment 9 Than being 0.1, it is uniformly mixed after violent magnetic agitation.Then bar spreader is used（K control coater）By the blend It is evenly applied to polyethylene terephthalate（PET）The surface of film.20 min are dried in 150 DEG C of baking ovens.Organic and inorganic Compound hollow microballoon has no significant effect the transmitance of the optical diffusion film, is obviously improved to mist degree, and transmitance 92%, mist degree reaches 84%。
Embodiment 15：
Organic-inorganic composite tiny balloon prepared by embodiment 10 is added in Lauxite, the quality of tiny balloon and resin Than being 2, it is uniformly mixed after violent magnetic agitation.Then bar spreader is used（K control coater）The blend is equal It is even to be coated on polyethylene terephthalate（PET）The surface of film.20 min are dried in 250 DEG C of baking ovens.Optical diffusion film tool There is the characteristics of haze and high transmittance, transmitance is up to 90% or more, mist degree 85%.

Claims (32)

1. a kind of preparation method of light diffusion function coating material, which is characterized in that specific step is as follows：
（1）0-100 DEG C at a temperature of, will have light diffusion function Organic-inorganic composite tiny balloon, auxiliary agent be added solvent In, it is stirred under 100-5000rpm revolving speed；The preparation flow of the Organic-inorganic composite tiny balloon is：
（1.1）Charged groups vinyl monomer and neutral group vinyl monomer are added in reaction kettle, using emulsion polymerization, Dispersin polymerization or suspension polymerization control 5-100 DEG C of temperature, react 2-100 hours, obtain charged polymer latex balloon；
（1.2）Inorganic nano-particle, additive are added to process（1.1）In obtained charged polymer latex balloon system, Under the conditions of 0-200 DEG C, it is stirred to react 1-100 hours acquisition Organic-inorganic composite hollow microspheres；
（1.3）By process（1.2）Gained precipitating is filtered, washed, separates, drying to get organic-nothing with light diffusion function is arrived Machine compound hollow microballoon；
（2）Binder resin is added through step（1）In the mixed solution of processing, it is stirred under 100-1500rpm revolving speed；
（3）Curing agent is added through step（1）In the mixed solution of processing, stirred evenly under 100-5000rpm revolving speed；
（4）By step（3）Products therefrom, in -30-300 DEG C of film-formings, i.e. acquisition light diffusion function coating material.
2. the preparation method of light diffusion function coating material according to claim 1, which is characterized in that step（1）Middle institute That states has light diffusion function Organic-inorganic composite tiny balloon, and electrically charged polymer latex ball is charged by least one What lotus group vinyl monomer and at least one neutral group vinyl monomer polymerize, charged groups vinyl monomer dosage Account for the 1-80wt% of vinyl monomer total amount.
3. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that described is electrically charged Polymer latex ball average grain diameter is in 100nm-1mm.
4. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that described is electrically charged Group vinyl monomer is positively or negatively charged vinyl monomer, is selected from C3-C30Alkene-carboxylic acid, C6-C30Alkenes acid anhydrides, The alkenyl quaternary amine of C4-C30, the alkenyl amino acid of C5-C30, C5-C30 alkene-carboxylic acid's salt, C4-C30Acrylamide monomer One or more of, charged groups vinyl monomer dosage accounts for the 1-80wt% of vinyl monomer total amount.
5. the preparation method of light diffusion function coating material according to claim 4, which is characterized in that the electrically charged base Group's vinyl monomer is selected from acrylic acid, butenoic acid, propiolic acid, methacrylic acid, sorbic acid, crotonic acid, oleic acid, antiform oleic acid, ten Six carbon trienic acids, alpha-linolenic acid, parinaric acid, eicosatrienoic acid, linoleic acid, arachidonic acid, palmitoleic acid, different oil Acid, maleic anhydride, fumaric acid anhydride, itaconic anhydride, citraconic anhydride, dimethyl diallyl ammonium chloride, methylacryoyloxyethyl Alkyl dimethyl ammonium chloride, acrylamide, diallylamine, dodecylamino ammonium acrylate, potassium acrylate, Sodium methacrylate, Lithium acrylate, magnesinm methacrylate, allyl ether sodium sulfonate, acrylamido potassium sulfonate, acrylamido sodium isopropyl xanthate, Sodium allyl sulfosuccinic alkyl ester, allyl alcohol ether sodium sulfate, allyl alcohol ether sulfosuccinates sodium.
6. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that described is not charged Lotus group vinyl monomer is selected from C4-C30Acrylate, C4-C30Methacrylate, C4-C30Fluorine-containing vinyl monomer, C4- C30Alkyl vinyl monomer, C8-C30Vinyl aromatic compounds, C4-C20Vinylacetate, C7-C18Vinyl alkane One or more of oxysilane, neutral group vinyl monomer dosage account for the 20-99wt% of vinyl monomer total amount.
7. the preparation method of light diffusion function coating material according to claim 6, which is characterized in that the neutral Group vinyl monomer is selected from isobutene, styrene, vinyl chloride, tetrafluoroethene, acrylic acid, acrylamide, methyl acrylate, methyl Methyl acrylate, ethyl acrylate, butyl acrylate, Isooctyl acrylate monomer, 2-Hydroxy ethyl acrylate, methacrylic acid -2- Hydroxy methacrylate, acrylonitrile, vinyl acetate, chlorotrifluoroethylene, vinyl alcohol, butadiene, isoprene, chlorobutadiene, inclined chloroethene Alkene, vinyl fluoride, double pentaerythritol methacrylate, ethoxyquin trimethylolpropane trimethacrylate, trimethylolpropane tris third Olefin(e) acid ester, three（2- ethoxy）Three acrylic acid of isocyanuric acid, ethoxyquin pentaerythritol tetraacrylate, three acrylic acid of pentaerythrite Ester, double-trihydroxy methyl propane-propylene acid esters.
8. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that step（1.1）In System using insoluble polymer latex ball poor solvent, selected from water, aqueous solution of inorganic matter, molecular weight 100-5000 it is organic Silicone oil solvent, alcohol ether, two or more in ether acetates, wherein at least contain water.
9. the preparation method of light diffusion function coating material according to claim 8, which is characterized in that described bad molten Agent is selected from water, aqueous hydrochloric acid solution, aqueous acetic acid, aqueous sulfuric acid, phosphate aqueous solution, sodium hydrate aqueous solution, ammonium hydroxide, hydrogen Aoxidize aqueous solutions of potassium, aqueous sodium carbonate, ammonium carbonate solution, methanol, ethyl alcohol, isopropanol, glycol monoethyl ether, ethylene glycol list Ether, ethylene glycol monobutyl ether, glycol methyl ether acetate, 2-Butoxyethyl acetate, silicone oil.
10. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that described is inorganic The average grain diameter 1nm-100nm of nanoparticle, with polymer phase counter charges, not soluble in water.
11. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that described is inorganic It is insoluble that nanoparticle is selected from nano metal, nano nonmetal, nano inorganic oxide, inorganic nano hydroxide, inorganic nano Property acid, one or more of inorganic nano salt, inorganic nano-particle occupies machine-inorganic compound hollow microsphere total amount 1- 50wt%。
12. the preparation method of light diffusion function coating material according to claim 11, which is characterized in that described inorganic to receive Rice corpuscles is selected from nanogold, nano silver, Platinum Nanoparticles, nanometer boron, nanometer selenium, nano-silicon, carbon quantum dot, nano silica, receives Rice titanium dioxide, nano aluminium oxide, nano zircite, nano iron oxide, vanadium oxide nanoparticle, nanometer calcium carbonate, nano barium carbonate, Nanoflakes and cobalt hydroxide, Nano-lanthanum hydroxide, silver sulfide nanometer particles, nanometer tin sulfide, GaN Nanocrystal.
13. the preparation method of light diffusion function coating material according to claim 2, which is characterized in that the addition Agent is one or more of pH adjusting agent, defoaming agent, dispersing agent.
14. the preparation method of light diffusion function coating material according to claim 13, it is characterised in that：
The pH adjusting agent is selected from hydrochloric acid, acetic acid, sulfuric acid, phosphoric acid, oxalic acid, citric acid, ascorbic acid, benzoic acid, ethanedioic acid Tetraacethyl, polyacrylic acid, sodium hydroxide, potassium hydroxide, ammonium hydroxide, urea, sodium carbonate, potassium carbonate, sodium acetate, potassium acetate, oxalic acid Potassium, sodium oxalate, diethylamine, triethylamine, diethanol amine, triethanolamine, 1- amino -2- propyl alcohol, triethylene tetramine, four ethylene five Amine, Methyl-amino ethyl imidazol(e), tetramethyl imidazoles, pyridine, phenylpropanolamine；
The defoaming agent is using conventional antifoam in coating, adhesive production；
The dispersing agent is that in the molecule while having lipophilic and two kinds of opposite natures of hydrophily surfactant, choosing From conventional pigment dispersion agent in coating, adhesive production.
15. the preparation method of light diffusion function coating material according to claim 1, which is characterized in that its dosage presses group Point parts by weight are calculated as：
Organic-inorganic composite tiny balloon is 100 parts；
Binder resin is 5-10000 parts；
Solvent is 5-10000 parts；
Curing agent is 0-3000 parts；
Auxiliary agent is 0-3000 parts；
Organic-inorganic composite hollow microsphere dosage accounts for the 1-90wt% of raw material total amount.
16. the preparation method of light diffusion function coating material according to claim 5, which is characterized in that the bonding Resin is selected from organic siliconresin, polyacrylate resin, polyester resin, polyurethane resin, epoxy resin, fluorocarbon resin, alkyd One or more of the modified resin of resin, amino resins, silicate, phosphate and above-mentioned resin,.
17. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the bonding Resin is selected from bisphenol A epoxide resin, bisphenol F epoxy resin, hydrogenated bisphenol A epoxy resin, A Hydrogenated Bisphenol A F epoxy resin, hydroxyl first Base bisphenol A epoxide resin, hydroxyl acrylic resin, carboxy acrylic ester resin, Epocryl, polyurethane propylene Acid ester resin, polyflon, polyvinylidene fluoride resin, polytrifluorochloroethylene/vinyl ether resin, polyvinyl fluoride tree Rouge, oxygen solidify polyurethane-modified oil, moisture-cure polyurethane resin, polyhydroxy polyurethane resin, acrylated polyurethane resin, ureaformaldehyde Resin, melamine resin, methyl-etherified melamine resin, butylated melamine-formaldehyde resin, long oil alcohol Acid resin, medium oil alkyd hydroxy polyester resin, short oil-ity alcohol acid resin, carboxyl polyester resin, unsaturated polyester resin, Epoxy group polyester resin.
18. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the bonding Resin is aqueous binder resin, solvent type binder resin, solvent-free binder resin, powder-stuck resin or UV solidification bonding tree Rouge.
19. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the solvent It is molten selected from water, alcohols solvent, alcohol ethers solvent, ether solvent, ketones solvent, lipid solvent, aromatic hydrocarbon solvent, fat hydrocarbon One or more of agent, halogenated hydrocarbon solvent.
20. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the solvent Selected from water, methanol, ethyl alcohol, isopropanol, methyl acetate, ethyl acetate, propyl acetate, ethyl acetate, benzene,toluene,xylene, third Ketone, espeleton, methylisobutylketone, ether, butyl ether, pentane, hexane, octane, glycol monoethyl ether, ethylene glycol monoethyl ether, second Glycol monobutyl ether, glycol methyl ether acetate, 2-Butoxyethyl acetate, dimethyl carbonate, dimethyl adipate, glutaric acid two Methyl esters, dimethyl succinate.
21. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the solidification Agent is in amine curing agent, amides curing agent, acid anhydride type curing agent, polyurethanes curing agent, amino resins class curing agent One or more.
22. the preparation method of light diffusion function coating material according to claim 21, which is characterized in that the solidification Agent is selected from ethylenediamine, diethyl triamine, trientine, tetraethylenepentamine, diethylenetriamine, triethylene tetramine, four ethylene five Amine, hydroxyethyl ethylenediamine, it is diethanol amine, isophorone diamine, double（4- amino -3- methylcyclohexyl）It is methane, double（4- amino ring Hexyl）Methane, m-xylene diamine, m-phenylene diamine (MPD), diaminodiphenyl-methane, dicyanodiamine, adipic dihydrazide, ethoxy second Diamines, 3- urea propyl trimethoxy silicane, r- aminopropyltriethoxywerene werene, N- normal-butyl -3- aminopropyl trimethoxy silicon Alkane, double-[3- (trimethoxy silicon)-propyl]-amine, 3- diethylin propyl trimethoxy silicane, modified by cardanol amine, to tertiary fourth Base o-aminophenol modified amine, 2,6 di t butyl phenol modified amine, benzoic acid, maleic anhydride, phthalic anhydride, four Hydrogen phthalic anhydride, hexahydrophthalic anhydride, 3- (the third oxygen of 2,3- epoxy) propyl trimethoxy silicane, epoxy acrylate, epoxy polyurethane, polyisocyanate Cyanic acid vinegar has that toluene diisocyanate vinegar, 4,4 1 diphenylmethane diisocyanate vinegar, isophorone isocyanic acid be cruel, six methines two Isocyanate, 1,12 1 dodecane diisocyanate vinegar, methyl diphenylene diisocyanate, more phenyl polymethine polyisocyanic acid Ester, -1,5 diisocyanate of naphthalene, aliphatic hexamethylene diisocyanate, isocyanates methoxy silane, isocyanates ethoxy Base silane, isocyanate-containing alkyl methoxy silane, isocyanate-containing alkyl Ethoxysilane 3- isocyanate group propyl triethoxy Silane, Lauxite, melamine resin, methyl-etherified melamine resin, butylated melamine-formaldehyde resin.
23. the preparation method of light diffusion function coating material according to claim 16, which is characterized in that the auxiliary agent Selected from pigments and fillers, defoaming agent, dispersing agent, coalescing agent, thickener, levelling agent, age resister, ultraviolet absorber, pH adjusting agent One or more of.
24. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the face is filled out Material is selected from titanium dioxide, talcum powder, barium sulfate, zinc oxide, precipitated silica, calcium carbonate, diamond dust, quartz sand, corundum, piece Rock, floating bead, iron oxide red, iron oxide yellow, cobalt blue, micaceous iron oxide, mica powder, attapulgite, silicate fiber, flake asbestos.
25. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the defoaming Agent is selected from silicone emulsion, the fatty acid ester compounded object of higher alcohols, polyoxyethylene using conventional antifoam in coating, adhesive production Polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether and polyoxyethylene polyoxypropylene glycerol Ether, dimethyl silicone polymer.
26. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the dispersion Agent is using conventional dispersant in coating, adhesive production, selected from anionic dispersing agent, cationic dispersing agent, non-ionic Dispersing agent, amphoteric dispersing agent and high-molecular type dispersing agent, including Sodium Polyacrylate, poly amic acid, stearmide, stearic acid Barium, zinc stearate, calcium stearate, magnesium stearate, decylene glycol ester, vinyl bis-stearamides, glyceryl monostearate, three tristearin Acid glyceride, atoleine, microcrystalline wax, polypropylene wax, polyethylene wax, enuatrol, ammonium oleate, polyethylene glycol, polyethylene pyrrole Pyrrolidone.
27. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the thickening Agent is a kind of auxiliary rheological agents, using Conventional thickeners in coating, adhesive production, is selected from cellulose ether and its derivative, alkali soluble Swollen type thickener, polyurethane thickener, inorganic thickening agent.
28. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the levelling Agent is selected from high boiling solvent, butyl cellulose, surfactant or poly- third using conventional levelling agent in coating, adhesive production Olefin(e) acid, carboxymethyl cellulose.
29. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that described is ultraviolet Absorbent is a kind of light stabilizer, using conventional UV absorber in coating, adhesive production, is selected from salicylic acid esters, benzophenone Class, benzotriazole, group-substituted acrylonitrile, triazines and hindered amines, inorganic nano ultraviolet absorber.
30. the preparation method of light diffusion function coating material according to claim 23, which is characterized in that the pH tune Agent is saved, acid, alkali, acid salt, the basic salt of water are soluble in, selected from hydrochloric acid, acetic acid, sulfuric acid, phosphoric acid, oxalic acid, citric acid, anti-bad Hematic acid, benzoic acid, ethanedioic acid tetraacethyl, polyacrylic acid, sodium hydroxide, potassium hydroxide, ammonium hydroxide, urea, sodium carbonate, potassium carbonate, Sodium acetate, potassium acetate, potassium oxalate, sodium oxalate, diethylamine, triethylamine, diethanol amine, triethanolamine, 1- amino -2- propyl alcohol, three Ethylene tetramine, tetraethylenepentamine, Methyl-amino ethyl imidazol(e), tetramethyl imidazoles, pyridine, phenylpropanolamine.
31. the light diffusion function coating material that the preparation method as described in one of claim 1-30 obtains.
32. light diffusion function coating material as claimed in claim 30 is in LED, LCD, backlight, electric light source, draft reduction material neck Application in domain.
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