CN108676414A - A kind of aqueous reflective heat-insulation paint and preparation method thereof - Google Patents
A kind of aqueous reflective heat-insulation paint and preparation method thereof Download PDFInfo
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
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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
- 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
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- 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
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- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- 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
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- 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
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
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- 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
- 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
- C08K2003/2231—Oxides; Hydroxides of metals of tin
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- 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
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- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- 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
Abstract
The invention discloses a kind of aqueous reflective heat-insulation paints and preparation method thereof, are made of the raw material of following parts by weight：Water-base fluorocarbon emulsion, hollow ceramic pearl, nanometer reflection slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, redispersable latex powder, dispersant, antifoaming agent, thickener, coalescents, pH adjusting agent and deionized water.The aqueous reflective heat-insulation paint of the present invention has high reflection efficiency to sunlight, while but also with performances such as relatively strong ageing-resistant, corrosion-resistant, resistants.The coating is environment-protecting and non-poisonous, of low cost, construction is simple, and can effectively reflect solar heat, reaches preferable heat insulation and preservation effect, and its property indices all reaches or remote superstate standard.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to a kind of aqueous reflective heat-insulation paint and preparation method thereof.
Background technology
Common exterior coating can absorb the infrared ray in sunlight, and be translated into thermal energy, cause coating temperature liter
Height, heat are inwardly conducted from coating to ground, then by ground, lead to the raising of temperature in house or container.Theoretically only
It wants that heat radiation can be carried out effectively to reflect or obstruct, so that it may to effectively act as the effect of heat-insulation and heat-preservation, such as use silicon
Barbiturates material.Classical wall thermal insulating heat-barrier material includes phenolic resin synthetic material, polyurethane material, glass fibre material
Material, alumina silicate rock wool, mineral wool, rubber and plastic, cork, perlite etc..There is thick and heavy, cumbersome, poor water resistances of constructing etc. for these materials
Disadvantage.
In order to overcome these defects, people develop heat reflection coatings in recent years.Compared with common coating, this coating can
With more reflection or scattering infrared ray, and there is certain heat-blocking action.Current existing heat reflection coatings are mostly solvent type
Or water dilution type coating.
And in Chinese patent (application number：CN201510501148.8 a kind of panchromatic system's reflective insulation painting for building) is disclosed
Material system and preparation method thereof, using water dilution type acrylic resin as base-material, and pigment such as titanium dioxide, iron oxide red, titanium chrome yellow,
The fillers such as ceramic microsphere, functional form titanium dioxide are constituted, to the infrared reflection rate ＞ 50% that wavelength is 1200-2000nm.This
The shortcomings that kind of coating, is still that environmental-protecting performance is bad, at the same the near infrared band heat reflection that solar thermal energy is concentrated compared with
It is weak.
And in Chinese patent (application number：CN201610153323.3) disclose a kind of aqueous reflection of environment-friendly type multicolour every
Thermal insulation coating, in parts by weight, including：Water 225-289 parts by weight, infrared reflecting paint 40-60 parts by weight, cenosphere 5-
30 parts by weight, modified aerogels slurry 10-20, rutile titanium white powder 155-195 parts by weight, blanc fixe 65-85 parts by weight, face
Filler 20-50 parts by weight, water-based emulsion 370-390 parts by weight, coalescents 28-32 parts by weight.The coating is to sunlight reflectivity
Height has excellent reflective insulation performance, but the problems such as its ageing-resistant performance, corrosion resistance, insufficient resistance to soiling.
Based on this, it is necessary to a kind of aqueous reflective heat-insulation paint and preparation method thereof is provided, to solve to deposit in the prior art
The problem of.
Invention content
The purpose of the present invention is to provide a kind of aqueous reflective heat-insulation paints, have high reflection efficiency to sunlight, simultaneously
But also with performances such as relatively strong ageing-resistant, corrosion-resistant, resistants.The coating is environment-protecting and non-poisonous, of low cost, construction is simple, and can have
The reflection solar heat of effect reaches preferable heat insulation and preservation effect, and its property indices all reaches or remote superstate standard.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：
A kind of aqueous reflective heat-insulation paint, is made of the raw material of following parts by weight：45-65 parts of water-base fluorocarbon emulsion, sky
It is 15-25 parts of heart ceramic bead, 10-20 parts of nanometer reflection slurry, 5-10 parts of rutile type titanium white, 3-7 parts of bentonite, nano oxidized
2-8 parts of zinc, 3-6 parts of hollow sphere polymer, 1-3 parts of infrared reflection pigment, 2-5 parts of filler, redispersable latex powder 0.5-1.5
Part, 0.3-0.7 parts of dispersant, 0.2-0.6 parts of antifoaming agent, 0.4-0.8 parts of thickener, 0.2-0.6 parts of coalescents, pH adjusting agent
0.1-0.3 parts and 60-80 parts of deionized water.
Preferably, it is made of the raw material of following parts by weight：55 parts of water-base fluorocarbon emulsion, hollow ceramic pearl 20 part, nanometer
Reflect 15 parts of slurry, 7.5 parts of rutile type titanium white, 5 parts of bentonite, 5 parts of nano zine oxide, 4.5 parts of hollow sphere polymer, red
2 parts of outside line reflective agent, 3.5 parts of filler, 1 part of redispersable latex powder, 0.5 part of dispersant, 0.4 part of antifoaming agent, thickener 0.6
Part, 0.4 part of coalescents, 0.2 part of pH adjusting agent and 70 parts of deionized water.
Preferably, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, grain size 5-10
Micron.
Preferably, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Preferably, the bentonite is the porous bentonite with heat-proof quality.
Preferably, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Preferably, the infrared reflection pigment is rutile type nano titanic oxide or the golden red with spinel structure
Stone-type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Preferably, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, in the redispersable latex powder that is added with stirring of 600-800rpm, stirring is equal
It is even to the transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1600-1800rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 400-600rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Compared with prior art, the present invention has following advantageous effect：
(1) aqueous reflective heat-insulation paint thermal insulation of the invention is good, can be by shield heat away on the outside, to inhibit building
Heating, outdoor temperature is higher, and heat insulation and heat control effect is more apparent, and compared with common coating, practical indoor/outdoor temperature-difference is up to 10-
14℃。
(2) coating durability of the invention is good, can completely cut off 85% or more sunray, prevents from building caused by ultraviolet light
Object aging.
(3) present invention uses water-base fluorocarbon emulsion good film-forming property, and with fabulous water resistance, impermeability, weatherability, soft
Toughness and bond strength with base, and low to the absorptivity of solar energy, good heat-insulation effect, in addition its grain size is small, have compared with
Good coating function, can by absolutely empty heart ceramic bead, nanometer reflection slurry, rutile type titanium white, bentonite, nano zine oxide,
Hollow sphere polymer, infrared reflection pigment, filler are securely bonded together, and the service life of coating is made to greatly prolong.
(4) hollow sphere polymer that uses of the present invention can reflected sunlight, reduce absorption of the base to sunlight, simultaneously
Due to being filled with inert gas in hollow glass ball body, thermal coefficient is low, has obstructed heat transfer, improves the thermal insulation of coating
Energy.
(5) the practical rutile type titanium white of the present invention has high refractive index, visible region that can be in reflected sunlight,
Near infrared light, while rutile titanium dioxide has good weatherability, it is not easy to change, provide coating ageing resistance.
(6) cost of coating of the invention is low, construction easily, short time limit, nontoxic not so and simple production process is efficient, can
It is widely used in building field, there is preferable application prospect.
Specific implementation mode
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
The aqueous reflective heat-insulation paint of the present embodiment, is made of the raw material of following parts by weight：45 parts of water-base fluorocarbon emulsion,
15 parts of hollow ceramic pearl, 5 parts of rutile type titanium white, 3 parts of bentonite, 2 parts of nano zine oxide, gathers 10 parts of nanometer reflection slurry
Close 3 parts of object hollow ball, 1 part of infrared reflection pigment, 2 parts of filler, 0.5 part of redispersable latex powder, 0.3 part of dispersant, defoaming
60 parts of 0.2 part of agent, 0.4 part of thickener, 0.2 part of coalescents, 0.1 part of pH adjusting agent and deionized water.
Wherein, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, and grain size 5-10 is micro-
Rice.
Wherein, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Wherein, the bentonite is the porous bentonite with heat-proof quality.
Wherein, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Wherein, the infrared reflection pigment is rutile type nano titanic oxide or the rutile with spinel structure
Type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Wherein, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
Wherein, the dispersant is the multifunctional polymer alcohol amine salt solution of anionic of BYK151 models, can be improved and fills out
Material and the dispersion concentration and its stability of hollow ceramic pearl can be in fillers and hollow ceramic bead surface by this dispersant
Surround a layer charge, make it is mutually exclusive between particle, to achieve the effect that stable coating；The antifoaming agent is modified poly- diformazan
One kind in radical siloxane solution, mineral oil or their mixture；The thickener is cellulose thickener；The film forming
Auxiliary agent is ethylene glycol monobutyl ether；The pH adjusting agent is 2-amino-2-methyl-1-propanol.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 600rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1600rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 400rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Embodiment 2
The aqueous reflective heat-insulation paint of the present embodiment, is made of the raw material of following parts by weight：65 parts of water-base fluorocarbon emulsion,
25 parts of hollow ceramic pearl, 10 parts of rutile type titanium white, 7 parts of bentonite, 8 parts of nano zine oxide, gathers 20 parts of nanometer reflection slurry
Close 6 parts of object hollow ball, 3 parts of infrared reflection pigment, 5 parts of filler, 1.5 parts of redispersable latex powder, 0.7 part of dispersant, defoaming
80 parts of 0.6 part of agent, 0.8 part of thickener, 0.6 part of coalescents, 0.3 part of pH adjusting agent and deionized water.
Wherein, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, and grain size 5-10 is micro-
Rice.
Wherein, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Wherein, the bentonite is the porous bentonite with heat-proof quality.
Wherein, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Wherein, the infrared reflection pigment is rutile type nano titanic oxide or the rutile with spinel structure
Type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Wherein, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
Wherein, the dispersant is the multifunctional polymer alcohol amine salt solution of anionic of BYK151 models, can be improved and fills out
Material and the dispersion concentration and its stability of hollow ceramic pearl can be in fillers and hollow ceramic bead surface by this dispersant
Surround a layer charge, make it is mutually exclusive between particle, to achieve the effect that stable coating；The antifoaming agent is modified poly- diformazan
One kind in radical siloxane solution, mineral oil or their mixture；The thickener is cellulose thickener；The film forming
Auxiliary agent is ethylene glycol monobutyl ether；The pH adjusting agent is 2-amino-2-methyl-1-propanol.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 800rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1800rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 600rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Embodiment 3
The aqueous reflective heat-insulation paint of the present embodiment, is made of the raw material of following parts by weight：55 parts of water-base fluorocarbon emulsion,
20 parts of hollow ceramic pearl, 15 parts of nanometer reflection slurry, 7.5 parts of rutile type titanium white, 5 parts of bentonite, 5 parts of nano zine oxide,
4.5 parts of hollow sphere polymer, 3.5 parts of filler, 1 part of redispersable latex powder, 0.5 part of dispersant, disappears at 2 parts of infrared reflection agent
70 parts of 0.4 part of infusion, 0.6 part of thickener, 0.4 part of coalescents, 0.2 part of pH adjusting agent and deionized water.
Wherein, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, and grain size 5-10 is micro-
Rice.
Wherein, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Wherein, the bentonite is the porous bentonite with heat-proof quality.
Wherein, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Wherein, the infrared reflection pigment is rutile type nano titanic oxide or the rutile with spinel structure
Type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Wherein, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
Wherein, the dispersant is the multifunctional polymer alcohol amine salt solution of anionic of BYK151 models, can be improved and fills out
Material and the dispersion concentration and its stability of hollow ceramic pearl can be in fillers and hollow ceramic bead surface by this dispersant
Surround a layer charge, make it is mutually exclusive between particle, to achieve the effect that stable coating；The antifoaming agent is modified poly- diformazan
One kind in radical siloxane solution, mineral oil or their mixture；The thickener is cellulose thickener；The film forming
Auxiliary agent is ethylene glycol monobutyl ether；The pH adjusting agent is 2-amino-2-methyl-1-propanol.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 700rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1700rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 400-600rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Embodiment 4
The aqueous reflective heat-insulation paint of the present embodiment, is made of the raw material of following parts by weight：50 parts of water-base fluorocarbon emulsion,
18 parts of hollow ceramic pearl, 6 parts of rutile type titanium white, 4 parts of bentonite, 4 parts of nano zine oxide, gathers 12 parts of nanometer reflection slurry
It closes 4 parts of object hollow ball, 1.5 parts of infrared reflection pigment, 3 parts of filler, 0.7 part of redispersable latex powder, 0.4 part of dispersant, disappear
65 parts of 0.3 part of infusion, 0.5 part of thickener, 0.3 part of coalescents, 0.2 part of pH adjusting agent and deionized water.
Wherein, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, and grain size 5-10 is micro-
Rice.
Wherein, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Wherein, the bentonite is the porous bentonite with heat-proof quality.
Wherein, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Wherein, the infrared reflection pigment is rutile type nano titanic oxide or the rutile with spinel structure
Type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Wherein, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
Wherein, the dispersant is the multifunctional polymer alcohol amine salt solution of anionic of BYK151 models, can be improved and fills out
Material and the dispersion concentration and its stability of hollow ceramic pearl can be in fillers and hollow ceramic bead surface by this dispersant
Surround a layer charge, make it is mutually exclusive between particle, to achieve the effect that stable coating；The antifoaming agent is modified poly- diformazan
One kind in radical siloxane solution, mineral oil or their mixture；The thickener is cellulose thickener；The film forming
Auxiliary agent is ethylene glycol monobutyl ether；The pH adjusting agent is 2-amino-2-methyl-1-propanol.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 650rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1650rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 450rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Embodiment 5
The aqueous reflective heat-insulation paint of the present embodiment, is made of the raw material of following parts by weight：60 parts of water-base fluorocarbon emulsion,
22 parts of hollow ceramic pearl, 9 parts of rutile type titanium white, 6 parts of bentonite, 7 parts of nano zine oxide, gathers 18 parts of nanometer reflection slurry
It closes 5 parts of object hollow ball, 2.5 parts of infrared reflection pigment, 4 parts of filler, 1.2 parts of redispersable latex powder, 0.6 part of dispersant, disappear
75 parts of 0.5 part of infusion, 0.7 part of thickener, 0.5 part of coalescents, 0.2 part of pH adjusting agent and deionized water.
Wherein, the density of the hollow ceramic pearl is 0.20-0.40g/cm3, wall thickness is 0.5-1 microns, and grain size 5-10 is micro-
Rice.
Wherein, the nanometer reflection slurry is one kind in nano antimony tin oxide slurry and nano-indium stannum oxide slurry.
Wherein, the bentonite is the porous bentonite with heat-proof quality.
Wherein, the hollow sphere polymer is polystyrene hollow spheres body of the grain size at 0.3-0.6 μm.
Wherein, the infrared reflection pigment is rutile type nano titanic oxide or the rutile with spinel structure
Type coated by titanium dioxide mica, and reflectivity >=95% of infrared reflection pigment, a diameter of 30-50nm.
Wherein, the filler is selected from one or more of talcum powder, kaolin, nano modification barium sulfate, calcium carbonate.
Wherein, the redispersable latex powder is to be made after a kind of polymer emulsion is dried, wherein the polymer is equal
Any one or a few in polymers, bipolymer, terpolymer.
Wherein, the dispersant is the multifunctional polymer alcohol amine salt solution of anionic of BYK151 models, can be improved and fills out
Material and the dispersion concentration and its stability of hollow ceramic pearl can be in fillers and hollow ceramic bead surface by this dispersant
Surround a layer charge, make it is mutually exclusive between particle, to achieve the effect that stable coating；The antifoaming agent is modified poly- diformazan
One kind in radical siloxane solution, mineral oil or their mixture；The thickener is cellulose thickener；The film forming
Auxiliary agent is ethylene glycol monobutyl ether；The pH adjusting agent is 2-amino-2-methyl-1-propanol.
The present invention also provides the preparation methods of above-mentioned aqueous reflective heat-insulation paint, include the following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 750rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) antifoaming agent of dispersant, 1/2 formula ratio is added, after stirring evenly, adds hollow ceramic pearl, nanometer reflection
Slurry, rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler, raising are stirred
Mix rotating speed is stirred evenly to 1750rpm；
(3) by mixture that step (2) stirs evenly it is ground be dispersed to solid content fineness therein reach 50 μm hereinafter,
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 550rpm in paint mixing bucket, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds
The antifoaming agent of thickener, remaining 1/2 formula ratio, stirs evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry is completely equal
It is even to be mixed into paint vehicle, then use the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
Comparative example 1
With reference to Chinese patent (application number：CN201510501148.8 coating made from).
Comparative example 2
With reference to Chinese patent patent (application number：CN201610153323.3 coating made from).
Comparative example 3
In addition to no hollow ceramic pearl, material content and step are consistent with implementation 1.
Comparative example 4
In addition to no nanometer reflection slurry, material content and step are consistent with implementation 1.
Comparative example 5
In addition to rutile type titanium white, material content and step are consistent with implementation 1.
Comparative example 6
In addition to non-polymer hollow ball, material content and step are consistent with implementation 1.
Experimental example 1
Coating made from Example 1-5 and comparative example 1-6 carries out sunlight reflectance test, according to professional standard JG/
T235-2008 " architectural reflective heat-insulation paint ", specific test result are shown in Table 1.
Table 1
As shown in Table 1, the present invention has higher solar light emission rate relative to comparative example, meanwhile, it can by comparative example 4-6
Know, hollow ceramic pearl, nanometer reflection slurry, rutile type titanium white and hollow sphere polymer have synergistic effect, common to improve
The solar light emission rate of coating.
Experimental example 2
The quality of paint film made from Example 1-5 and comparative example 1-6 is tested, according to professional standard JG/T235-
2008 " architectural reflective heat-insulation paints ", specific test result are shown in Table 2.
Table 2
As shown in Table 2, the present invention can reach the technical indicator of architectural reflective heat-insulation paint, have excellent resistance to ag(e)ing
Energy, corrosion resistance, and heat-proof quality is good, it can be by shield heat away on the outside, compared with common coating, practical indoor/outdoor temperature-difference
Up to 10-14 DEG C.
In conclusion the creativeness of the present invention is mainly reflected in the following：
(1) aqueous reflective heat-insulation paint thermal insulation of the invention is good, can be by shield heat away on the outside, to inhibit building
Heating, outdoor temperature is higher, and heat insulation and heat control effect is more apparent, and compared with common coating, practical indoor/outdoor temperature-difference is up to 10-
14℃。
(2) coating durability of the invention is good, can completely cut off 85% or more sunray, prevents from building caused by ultraviolet light
Object aging.
(3) present invention uses water-base fluorocarbon emulsion good film-forming property, and with fabulous water resistance, impermeability, weatherability, soft
Toughness and bond strength with base, and low to the absorptivity of solar energy, good heat-insulation effect, in addition its grain size is small, have compared with
Good coating function, can by absolutely empty heart ceramic bead, nanometer reflection slurry, rutile type titanium white, bentonite, nano zine oxide,
Hollow sphere polymer, infrared reflection pigment, filler are securely bonded together, and the service life of coating is made to greatly prolong.
(4) hollow sphere polymer that uses of the present invention can reflected sunlight, reduce absorption of the base to sunlight, simultaneously
Due to being filled with inert gas in hollow glass ball body, thermal coefficient is low, has obstructed heat transfer, improves the thermal insulation of coating
Energy.
(5) the practical rutile type titanium white of the present invention has high refractive index, visible region that can be in reflected sunlight,
Near infrared light, while rutile titanium dioxide has good weatherability, it is not easy to change, provide coating ageing resistance.
(6) cost of coating of the invention is low, construction easily, short time limit, nontoxic not so and simple production process is efficient, can
It is widely used in building field, there is preferable application prospect.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of aqueous reflective heat-insulation paint, which is characterized in that be made of the raw material of following parts by weight：Water-base fluorocarbon emulsion
45-65 parts, 15-25 parts of hollow ceramic pearl, 10-20 parts of nanometer reflection slurry, 5-10 parts of rutile type titanium white, bentonite 3-7
Part, 2-8 parts of nano zine oxide, 3-6 parts of hollow sphere polymer, 1-3 parts of infrared reflection pigment, 2-5 parts of filler, redispersible breast
0.5-1.5 parts of rubber powder, 0.3-0.7 parts of dispersant, 0.2-0.6 parts of antifoaming agent, 0.4-0.8 parts of thickener, coalescents 0.2-0.6
60-80 parts of part, 0.1-0.3 parts of pH adjusting agent and deionized water.
2. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that by the raw material group of following parts by weight
At：55 parts of water-base fluorocarbon emulsion, 20 parts of hollow ceramic pearl, 15 parts of nanometer reflection slurry, 7.5 parts of rutile type titanium white, swelling
5 parts of soil, 5 parts of nano zine oxide, 4.5 parts of hollow sphere polymer, 2 parts of infrared reflection agent, 3.5 parts of filler, Redispersable latex
1 part of powder, 0.5 part of dispersant, 0.4 part of antifoaming agent, 0.6 part of thickener, 0.4 part of coalescents, 0.2 part of pH adjusting agent and deionization
70 parts of water.
3. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the density of the hollow ceramic pearl is
0.20-0.40g/cm3, wall thickness is 0.5-1 microns, 5-10 microns of grain size.
4. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the nanometer reflection slurry is nano oxygen
Change one kind in tin antimony slurry and nano-indium stannum oxide slurry.
5. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the bentonite is with heat-proof quality
Porous bentonite.
6. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the hollow sphere polymer is that grain size exists
0.3-0.6 μm of polystyrene hollow spheres body.
7. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the infrared reflection pigment is golden red
Stone-type nano-titanium dioxide or rutile titanium dioxide with spinel structure coat mica, and infrared reflection pigment
Reflectivity >=95%, a diameter of 30-50nm.
8. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the filler is selected from talcum powder, kaolinite
One or more of soil, nano modification barium sulfate, calcium carbonate.
9. aqueous reflective heat-insulation paint according to claim 1, which is characterized in that the redispersable latex powder is one kind
It is made after polymer emulsion drying, wherein the polymer is any one in homopolymer, bipolymer, terpolymer
Kind is several.
10. according to the preparation method of the aqueous reflective heat-insulation paint of claim 1-9 any one of them, which is characterized in that including
Following steps：
(1) material-compound tank is added in deionized water, is added with stirring redispersable latex powder in 600-800rpm, is evenly stirred until
The transparent liquid without graininess solid content of redispersable latex powder；
(2) be added dispersant, 1/2 formula ratio antifoaming agent, after stirring evenly, add hollow ceramic pearl, nanometer reflection slurry,
Rutile type titanium white, bentonite, nano zine oxide, hollow sphere polymer, infrared reflection pigment, filler improve stirring and turn
Speed is stirred evenly to 1600-1800rpm；
(3) it is dispersed to mixture that step (2) stirs evenly is ground solid content fineness therein and reaches 50 μm hereinafter, adjusting
Coalescents, water-base fluorocarbon emulsion is added while the rotating speed stirring with 400-600rpm in paint can, stirs evenly；
(4) pH adjusting agent regulation system pH value is added into mixture obtained by step (3) between 8.5-9.0, adds thickening
Agent, remaining 1/2 formula ratio antifoaming agent, stir evenly；
(5) nanometer reflection slurry, stirring are added into mixture obtained by step (4), until nanometer reflection slurry substantially uniformity is mixed
Enter in paint vehicle, then uses the screen filtration of 10-20 mesh to get aqueous reflective heat-insulation paint.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210301164A1 (en) * | 2020-03-25 | 2021-09-30 | Seiko Epson Corporation | White Pigment Composition And Recorded Matter |
| CN117447881A (en) * | 2023-12-26 | 2024-01-26 | 廊谷(北京)新材料科技有限公司 | Reflective heat insulation coating |
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| CN101029206A (en) * | 2007-04-11 | 2007-09-05 | 华南理工大学 | Thermal-insulating external-wall coating of nano-composite water and its production |
| CN103773136A (en) * | 2012-10-22 | 2014-05-07 | 北京京能恒基新材料有限公司 | Aqueous solar heat reflection thermal insulation nanometer coating material |
| CN104140746A (en) * | 2014-07-28 | 2014-11-12 | 漳州三德利油漆涂料有限公司 | Composite type functional infrared reflection engineering machine powder coating and production technology thereof |
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| CN101029206A (en) * | 2007-04-11 | 2007-09-05 | 华南理工大学 | Thermal-insulating external-wall coating of nano-composite water and its production |
| CN103773136A (en) * | 2012-10-22 | 2014-05-07 | 北京京能恒基新材料有限公司 | Aqueous solar heat reflection thermal insulation nanometer coating material |
| CN104140746A (en) * | 2014-07-28 | 2014-11-12 | 漳州三德利油漆涂料有限公司 | Composite type functional infrared reflection engineering machine powder coating and production technology thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20210301164A1 (en) * | 2020-03-25 | 2021-09-30 | Seiko Epson Corporation | White Pigment Composition And Recorded Matter |
| US11912880B2 (en) * | 2020-03-25 | 2024-02-27 | Seiko Epson Corporation | White pigment composition and recorded matter |
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