CN109207066A - A kind of aquosity heat insulating heat preserving paint and preparation method thereof - Google Patents
A kind of aquosity heat insulating heat preserving paint and preparation method thereof Download PDFInfo
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- CN109207066A CN109207066A CN201810900007.7A CN201810900007A CN109207066A CN 109207066 A CN109207066 A CN 109207066A CN 201810900007 A CN201810900007 A CN 201810900007A CN 109207066 A CN109207066 A CN 109207066A
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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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
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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
- 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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- 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
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The invention discloses a kind of aquosity heat insulating heat preserving paints, it is based on parts by weight of raw materials including following component: 30~60 parts of resin aqueous emulsion, 15~30 parts of heat-insulation and heat-preservation tiny balloon slurry, the partial size of the heat-insulation and heat-preservation tiny balloon slurry is 0.5~1.5 μm, and Component units are the nano-titanium dioxide of 10~50nm.Aquosity heat insulating heat preserving paint stable system of the invention, decorative effect persistently, solve conventional hollow microballoon filler bad dispersibility, the technical problem of stability difference in resin coating system.Its heat preservation and insulation is excellent, and through detecting, which is greater than 85% to the reflectivity of solar radiant heat, and the thermal coefficient of gained coating is less than 0.06W/m. DEG C, and sunlight irradiates lower indoor and outdoor temperature significant difference, can be widely used in external wall field.The invention also discloses the preparation methods of the coating, and processing step is simple, and operation controllability is strong, and final product quality is stablized, and are suitable for large-scale industrial production.
Description
Technical field
The present invention relates to paint field, in particular to a kind of aquosity heat insulating heat preserving paint.
Background technique
With national energy need be growing, and provide the energy fossil resource it is increasingly depleted, it is energy-saving by
The attention of country is gradually caused, and the building energy consumption of one of rich and influential family as energy consumption accounts for the 40% of national total energy consumption in 2017
More than.The existing building 99% in China is the above are highly energy-consuming building at present, and 95% or more New Buildings or high energy
Consumption.Therefore building heat preservation and insulation is improved, the energy-efficient building of Development of Novel is then very urgent.The building developed in recent years
Exterior wall not only has excellent decorative effect with colorful heat-insulation and heat-preservation, but also can keep out baking of the sunlight to building in summer
It is roasting, room temperature is reduced, indoor heat is also can be reduced in winter and appears, there is heat preservation and insulation, building energy can be substantially reduced
Consumption.But existing heat insulating coatings also have the obvious disadvantage that, as VOC emission is exceeded, heat insulation and preservation effect is bad, applies Material
It is unstable etc..
The patent document of Publication No. " CN104745069B " discloses a kind of soluble polyurethane external wall thermal insulation painting
Material and its production method, the program are solid with base polyurethane prepolymer for use as, N hydroxymethyl acrylamide, diisooctyl maleate reaction
Chemical conversion film is prepared using rutile titanium dioxide and hollow glass bead as heat-insulation and heat-preservation filler with heat preservation and insulation
Aqueous polyurethane exterior coating, but dispersibility of the hollow glass bead that uses of the invention in polymer emulsion is very poor, storage
After a period of time, layering easily occurs and swims in resin upper layer, it is difficult to use, and heat preservation and insulation substantially reduces.
The patent document of Publication No. " CN104609825B " discloses a kind of heat-insulation and heat-preservation inorganic coating and its preparation side
Mainly aerogel material is prepared in conjunction with magnesium phosphate cementing material for method, the program, has excellent heat-insulation and heat-preservation, resistance
The performance of combustion.But the poor intensity of aerogel material, significantly increases the difficulty of construction, and limits its actual application.It is public
The number of opening is that the patent document of " CN105331217B " discloses a kind of aqueous, environmental protective flame-retardant and thermal-insulated coating and preparation method thereof,
Aqueous heat-insulation and heat-preservation nano-dispersed is added using aqueous acrylic emulsion, aqueous epoxy resin emulsion as film-forming resin in the program
Heat-insulation and heat-preservation, the fire-retardant functional paint in one, the coating of invention preparation is prepared in somaplasm material and fire-retardant dispersion slurry
With good acid and alkali-resistance, fire-retardant, heat-insulated performance, but easily occur to reunite and cause coating property unstable between nano material
Fixed, heat insulation is deteriorated, while the formula of the disclosure of the invention does not have thermal insulation property yet.Publication No. " CN104710885B "
Patent document discloses a kind of environmentally friendly light conversion thermal insulation coatings and preparation method thereof, the program using fluorocarbon resin as film-forming resin,
It is heat insulating function filler that being added, which has the nano-titanium dioxide of the low transmitting of high reflection, and heat-insulated, waterproof is prepared in the function of one
Energy coating, the invention change main heat-barrier material characteristic, reduce heat transfer, improve infrared external reflection efficiency, reach heat-insulation and heat-preservation
Performance.But toxicity used in the invention is compared with strong, the higher fluorocarbon resin of price, and there are agglomerations between nano-titanium dioxide
And causing coating property unstable, heat insulation is deteriorated, and limits its actual application.Therefore develop it is a kind of green, energy conservation,
The excellent and inexpensive building coating of heat insulation and preservation effect has significant social economic value.
Summary of the invention
It is an object of the invention in view of the above shortcomings of the prior art, provide a kind of aquosity heat insulating heat preserving paint, simultaneously
The preparation method of the coating is provided.
The technical solution used in the present invention is: a kind of aquosity heat insulating heat preserving paint, including such as based on parts by weight of raw materials
Lower component: 30~60 parts of resin aqueous emulsion, 15~30 parts of heat-insulation and heat-preservation tiny balloon slurry, 5~15 parts of lead-free pigment, aqueous
0.1~1.5 part of wetting agent, 1~3 part of dispersing agent, 0.5~1.5 part of defoaming agent, 1~2.5 part of thickener, adhesion promoter 1~
3 parts, 1~2 part of coalescing agent, 1~3 part of solvent, 15~30 parts of deionized water, the partial size of the heat-insulation and heat-preservation tiny balloon slurry
It is 0.5~1.5 μm, Component units are the nano-titanium dioxide of 10~50nm.
Based on can not still overcome nano heat-insulating thermal insulation material stability in water-base resin coating system poor in the prior art
And the technical problem of tiny balloon filler bad dispersibility in water-base resin coating system, the present invention are used by specific nano-scale
Nano-titanium dioxide tiny balloon slurry as composition is as the heat insulation function filler in water-base resin coating system, no
Only overcoming nano material and easily occurring to reunite causes the technical problem of paint stability difference, and effectively increases nanometer titanium dioxide
Monodispersity of the titanium tiny balloon in water-base resin coating, while being aided with the proportion of each raw material component and its restriction, so that this
The aquosity heat insulating heat preserving paint of invention not only has excellent heat reflectivity and thermal resistance separating performance to infrared ray, and coating system is steady
Qualitative height, decorative effect are lasting.
As a further improvement of the foregoing solution, the heat-insulation and heat-preservation tiny balloon slurry is prepared from the following steps:
Using the polymer microballoon of surface carboxylation as template, using the carboxyl of polymer microballoon template surface as hapto, water in situ
TiO 2 precursor is solved, the organic inorganic hybridization microballoon that area load has nano-titanium dioxide is obtained, is calcined by Muffle furnace
Polymer microballoon template is removed, heat-insulation and heat-preservation tiny balloon slurry is obtained.Specifically, the present invention is by dispersin polymerization and collosol and gel
Method combines, and is prepared for the tiny balloon with heat preservation and insulation, and the preparation method is simple, quick, anti-by simple adjustment
Answer parameter, so that it may be easy to the partial size of hollow regulating microballoon and the partial size of area load nano-titanium dioxide.
As a further improvement of the foregoing solution, the polymer microballoon template be selected from surface carboxylation PMMA microsphere or
The PS microballoon of surface carboxylation.Specifically, the PS microballoon of the PMMA microsphere of the surface carboxylation or surface carboxylation is with two
Titania precursor body has excellent complexing rate and complexation strength.
As a further improvement of the foregoing solution, the TiO 2 precursor is selected from titanium tetrachloride, tetraethyl titanate, titanium
One of which in sour N-butyl, isopropyl titanate, preferably tetraethyl titanate or tetrabutyl titanate.Specifically, the present invention selects
Tetraethyl titanate or tetrabutyl titanate hydrolysis rate are moderate, and the nanometer two of preparation can be regulated and controled by regulation system water content
The partial size of titanium oxide, and titanium tetrachloride and isopropyl titanate reaction speed are too fast, are easy to the reaction of steam present in air, and four
The hydrochloric acid that strong corrosive is generated after titanium chloride hydrolysis, easily impacts the mechanical property of film layer.
As a further improvement of the foregoing solution, the resin aqueous emulsion is selected from waterborne styrene-acrylic emulsion and aqueous polyurethane
At least one of lotion.Specifically, resin aqueous emulsion of the invention using waterborne styrene-acrylic emulsion, aqueous polyurethane emulsion or
The mixture that both waterborne styrene-acrylic emulsion and aqueous polyurethane emulsion are formed with any mixing ratio.
As a further improvement of the foregoing solution, the partial size of the heat-insulation and heat-preservation tiny balloon slurry is 0.8~1 μm, structure
The nano-titanium dioxide for being 10~20nm at unit, can be further improved the heat-insulation and heat-preservation tiny balloon slurry in water-base resin
Stability in system.
As a further improvement of the foregoing solution, the lead-free pigment be selected from oxidation titanium dioxide (white), carbon black (black),
At least one of pucherite (yellow), iron oxide (red) and iron hydroxide (brown).
As a further improvement of the foregoing solution, the aqueous wetting agent is selected from Siloxane-Oxyalkylene Copolymers polymer.
As a further improvement of the foregoing solution, the dispersing agent is selected from sulfosuccinic acid dibutyl ester sodium and/or aqueous has
Machine silicon solution.
As a further improvement of the foregoing solution, the defoaming agent is selected from modified polyorganosiloxane or modified polyacrylate.
As a further improvement of the foregoing solution, the thickener is selected from hydroxyethyl cellulose and/or octadecyl polyoxy
Ethylene methacrylate.
As a further improvement of the foregoing solution, the adhesion promoter is selected from acrylate phosphate and/or polyester
Modified phosphate ester compounds.
As a further improvement of the foregoing solution, the coalescing agent is selected from benzyl alcohol, butyl glycol ether, propylene glycol phenylate
At least one of.
As a further improvement of the foregoing solution, the solvent is selected from 3-Methoxy-3-methyl-1-butanol.
A kind of preparation method of aquosity heat insulating heat preserving paint as described above comprising following operating procedure:
It 1) is complexing with the carboxyl of polymer microballoon template surface using the polymer microballoon of surface carboxylation as template
Point, in-situ hydrolysis TiO 2 precursor obtain the organic inorganic hybridization microballoon that area load has nano-titanium dioxide, by horse
Not furnace calcining removes polymer microballoon template, obtains heat-insulation and heat-preservation tiny balloon slurry, spare；
2) deionized water and resin aqueous emulsion is added into reaction kettle based on parts by weight of raw materials, is stirring evenly and then adding into point
Powder, defoaming agent, aqueous wetting agent and thickener stir 25~35min with the speed of 900~1050r/min, after add nothing
Lead pigments, adhesion promoter, coalescing agent, solvent and the resulting heat-insulation and heat-preservation tiny balloon slurry of step 1), with 900~
The speed of 1050r/min continues 30~60min of stirring, obtains aquosity heat insulating heat preserving paint finished product.
As a further improvement of the foregoing solution, the polymer microballoon of the step 1) surface carboxylation is by light-initiated or hot
The dispersion polymerization processes of initiation are prepared, and the carboxyl on polymer microballoon surface is made to have good complexation strength.
As a further improvement of the foregoing solution, the calcination temperature of step 1) the Muffle furnace calcining is 800~950 DEG C,
Calcination time is 4~6h, can efficiently remove polymer microballoon template.
The beneficial effects of the present invention are:
(1) aquosity heat insulating heat preserving paint stable system of the invention, decorative effect are lasting, solve conventional hollow microballoon fills out
Material bad dispersibility, the technical problem of stability difference in resin coating system.Its heat preservation and insulation is excellent, through detecting, the painting
Expect to be greater than the reflectivity of solar radiant heat 85%, the thermal coefficient of gained coating is less than 0.06W/m. DEG C, and sunlight irradiates lower room
Internal and external temperature difference is significant, can be widely used in external wall field.
(2) heat-insulation and heat-preservation tiny balloon slurry of the present invention is using the polymer microballoon of surface carboxylation as template
And formed using sol-gel method complexing nano-titanium dioxide and Muffle furnace high-temperature calcination removal polymer microballoon template, no
Only there is excellent heat reflectivity and thermal resistance separating performance to infrared ray, and there is excellent monodispersity in water-base resin system
And stability.
(3) preparation method processing step of the invention is simple, and operation controllability is strong, and final product quality is stablized, and is suitable for big rule
Mould industrialized production.
Detailed description of the invention
Fig. 1 is the scanning electron microscope (SEM) photograph of the PMMA microsphere template of the surface carboxylation obtained in 1 preparation process of embodiment；
Fig. 2 is the organic inorganic hybridization microballoon that the area load obtained in 1 preparation process of embodiment has nano-titanium dioxide
Scanning electron microscope (SEM) photograph；
Fig. 3 is the transmission electron microscope picture of the heat-insulation and heat-preservation tiny balloon slurry obtained in 1 preparation process of embodiment.
Specific embodiment
The present invention is specifically described below with reference to embodiment, in order to technical field personnel to of the invention
Understand.It is necessary to it is emphasized that embodiment is only intended to, the present invention will be further described herein, should not be understood as to this
The limitation of invention protection scope, fields person skilled in the art, the non-intrinsically safe that the present invention is made according to foregoing invention content
The modifications and adaptations of property, should still fall within protection scope of the present invention.Mentioned raw materials following simultaneously are unspecified, are
Commercial product；The processing step or preparation method not referred in detail be processing step known to a person skilled in the art or
Preparation method.
Embodiment 1
A kind of aquosity heat insulating heat preserving paint, including following component based on parts by weight of raw materials: 45 parts of resin aqueous emulsion, every
Heat heat preservation 20 parts of tiny balloon slurry, 6 parts of lead-free pigment, 0.5 part of aqueous wetting agent, 2 parts of dispersing agent, 1 part of defoaming agent, thickener
1.5 parts, 1.5 parts of adhesion promoter, 1.5 parts of coalescing agent, 1 part of solvent, 20 parts of deionized water, the heat-insulation and heat-preservation are hollow micro-
The partial size of ball slurry is 1 μm, and Component units are the nano-titanium dioxide of 20nm.
Preparation method:
1) preparation of heat-insulation and heat-preservation tiny balloon slurry:
Take acrylic acid AA, 0.15g of methyl methacrylate MMA, 0.2g of 2.0g polyvinylpyrrolidone PVP,
2- hydroxyl -2- the first of S- dodecyl-S '-(2- methyl -2- propionyloxy) trithiocarbonate DDMAT, 0.06g of 0.01g
Base -1- phenyl -1- acetone 1173 is dissolved in ethanol/water (7.2g/10.8g), after nitrogen is bubbled 15min, with the ultraviolet light of 365nm
2h is irradiated, 10000r/min high speed centrifugation 3min obtains PMMA microsphere template (its scanning electron microscope (SEM) photograph such as attached drawing of surface carboxylation
1)；
The PMMA microsphere template of the above-mentioned surface carboxylation of 1g is taken, 0.5g metatitanic acid tetrem is added in 10g ethyl alcohol in ultrasonic disperse
Ester, 0.01g acetic acid, 70 DEG C of reaction 5h, 10000r/min high speed centrifugation 3min, which obtains area load, having for nano-titanium dioxide
Machine inorganic hybridization microballoon (its scanning electron microscope (SEM) photograph such as attached drawing 2) finally calcines 5h in 900 DEG C of Muffle furnace, removes microsphere template,
It obtains heat-insulation and heat-preservation tiny balloon slurry (its transmission electron microscope picture such as attached drawing 3), it is spare；
2) preparation of aquosity heat insulating heat preserving paint:
20 parts of deionized waters and 30 parts of waterborne styrene-acrylic emulsions (Shandong treasured reaches PD-1B) are added into reaction kettle and 15 parts aqueous
Polyaminoester emulsion (Tian Chang Xintai City PU-300C), be stirring evenly and then adding into 2 parts of dispersing agents (sulfosuccinic acid dibutyl ester sodium), 1 part disappear
Infusion (Midas), 0.5 part of aqueous wetting agent (section be full of KYC-913), 1.5 parts of thickener (octadecyls
Polyoxyethylene Methyl acryate), 30min is stirred with the speed of 1000r/min, after add 6 parts of lead-free pigments (oxidation titanium white
Powder), 1.5 parts of adhesion promoters (acrylate phosphate), 1.5 parts of coalescing agents (propylene glycol phenylate), 1 part of solvent (the third two
Alcohol phenylate) and the resulting heat-insulation and heat-preservation tiny balloon slurry of 20 parts of steps 1), continue to stir 60min with the speed of 1000r/min,
Obtain 1 aquosity heat insulating heat preserving paint finished product of embodiment；
3) coating of aquosity heat insulating heat preserving paint:
By 1 aquosity heat insulating heat preserving paint finished product of embodiment be coated on substrate surface, drying at room temperature for 24 hours more than, had
The coating of heat preservation and insulation.
Through detecting, 1 aquosity heat insulating heat preserving paint finished product of embodiment coats resulting coating to the reflectivity of solar radiant heat
Greater than 85%, thermal coefficient is less than 0.06W/m. DEG C, and sunlight irradiates lower indoor and outdoor temperature significant difference, can be widely used in building
Exterior wall field.
Embodiment 2
A kind of aquosity heat insulating heat preserving paint, including following component based on parts by weight of raw materials: 55 parts of resin aqueous emulsion, every
Heat heat preservation 16 parts of tiny balloon slurry, 5 parts of lead-free pigment, 0.5 part of aqueous wetting agent, 2 parts of dispersing agent, 1 part of defoaming agent, thickener
1.5 parts, 2 parts of adhesion promoter, 1 part of coalescing agent, 1 part of solvent, 15 parts of deionized water, the heat-insulation and heat-preservation tiny balloon slurry
The partial size of material is 0.8 μm, and Component units are the nano-titanium dioxide of 10nm.
Preparation method:
1) preparation of heat-insulation and heat-preservation tiny balloon slurry:
Take acrylic acid AA, 0.15g of methyl methacrylate MMA, 0.2g of 2.0g polyvinylpyrrolidone PVP,
2- hydroxyl -2- the first of S- dodecyl-S '-(2- methyl -2- propionyloxy) trithiocarbonate DDMAT, 0.06g of 0.01g
Base -1- phenyl -1- acetone 1173 is dissolved in ethanol/water (7.2g/10.8g), after nitrogen is bubbled 15min, with the ultraviolet light of 365nm
2h is irradiated, 10000r/min high speed centrifugation 3min obtains the PMMA microsphere template of surface carboxylation；
The PMMA microsphere template of the above-mentioned surface carboxylation of 1g is taken, 0.5g metatitanic acid tetrem is added in 10g ethyl alcohol in ultrasonic disperse
Ester, 0.01g acetic acid, 70 DEG C of reaction 5h, 10000r/min high speed centrifugation 3min, which obtains area load, having for nano-titanium dioxide
Machine inorganic hybridization microballoon finally calcines 5h in 900 DEG C of Muffle furnace, removes microsphere template, obtains heat-insulation and heat-preservation tiny balloon
Slurry, it is spare；
2) preparation of aquosity heat insulating heat preserving paint:
15 parts of deionized waters and 40 parts of waterborne styrene-acrylic emulsions (Shandong treasured reaches PD-1B) are added into reaction kettle and 15 parts aqueous
Polyaminoester emulsion (Tian Chang Xintai City PU-300C), be stirring evenly and then adding into 2 parts of dispersing agents (sulfosuccinic acid dibutyl ester sodium), 1 part disappear
Infusion (Midas), 0.5 part of aqueous wetting agent (section be full of KYC-913), 1.5 parts of thickener (octadecyls
Polyoxyethylene Methyl acryate), 30min is stirred with the speed of 1000r/min, after add 5 parts of lead-free pigments (pucherite),
2 parts of adhesion promoters (acrylate phosphate), 1 part of coalescing agent (propylene glycol phenylate), 1 part of solvent (propylene glycol phenylate) and
The resulting heat-insulation and heat-preservation tiny balloon slurry of 16 parts of steps 1) is continued to stir 60min with the speed of 1000r/min, obtains embodiment 2
Aquosity heat insulating heat preserving paint finished product；
3) coating of aquosity heat insulating heat preserving paint:
By 2 aquosity heat insulating heat preserving paint finished product of embodiment be coated on substrate surface, drying at room temperature for 24 hours more than, had
The coating of heat preservation and insulation.
Through detecting, 2 aquosity heat insulating heat preserving paint finished product of embodiment coats resulting coating to the reflectivity of solar radiant heat
Greater than 85%, thermal coefficient is less than 0.06W/m. DEG C, and sunlight irradiates lower indoor and outdoor temperature significant difference, can be widely used in building
Exterior wall field.
Embodiment 3
A kind of aquosity heat insulating heat preserving paint, including following component based on parts by weight of raw materials: 50 parts of resin aqueous emulsion, every
Heat heat preservation 20 parts of tiny balloon slurry, 6 parts of lead-free pigment, 1 part of aqueous wetting agent, 2 parts of dispersing agent, 1 part of defoaming agent, thickener 1
Part, 2 parts of adhesion promoter, 1 part of coalescing agent, 1 part of solvent, 15 parts of deionized water, the heat-insulation and heat-preservation tiny balloon slurry
Partial size be 1.5 μm, Component units be 50nm nano-titanium dioxide.
Preparation method:
1) preparation of heat-insulation and heat-preservation tiny balloon slurry:
Take the azo of polyvinylpyrrolidone PVP, 0.04g of acrylic acid AA, 0.15g of styrene St, 0.2g of 2.0g
Bis-isobutyronitrile AIBN is dissolved in ethanol/water (14.4g/3.6g), after nitrogen is bubbled 30min, is placed in 70 DEG C of oil bath pans and is reacted
8h, 10000r/min high speed centrifugation 3min obtain the PS microsphere template of surface carboxylation；
The PS microsphere template of the above-mentioned surface carboxylation of 1g is taken, the positive fourth of 0.5g metatitanic acid is added in 10g ethyl alcohol in ultrasonic disperse
Ester, 0.01g acetic acid, 70 DEG C of reaction 5h, 10000r/min high speed centrifugation 3min, which obtains area load, having for nano-titanium dioxide
Machine inorganic hybridization microballoon finally calcines 5h in 900 DEG C of Muffle furnace, removes microsphere template, obtains heat-insulation and heat-preservation tiny balloon
Slurry, it is spare；
2) preparation of aquosity heat insulating heat preserving paint:
15 parts of deionized waters and 30 parts of waterborne styrene-acrylic emulsions (Shandong treasured reaches PD-1B) are added into reaction kettle and 20 parts aqueous
Polyureas lotion (Qingdao Grand Marnier 736) is stirring evenly and then adding into 2 parts of dispersing agents (sulfosuccinic acid dibutyl ester sodium), 1 part of defoaming agent
(Midas), 1 part of aqueous wetting agent (section be full of KYC-913), 1 part of thickener (octadecyl polyoxyethylene
Methacrylate), 30min is stirred with the speed of 1000r/min, after add 6 parts of lead-free pigments (oxidation titanium dioxide), 2 parts
Adhesion promoter (acrylate phosphate), 1 part of coalescing agent (propylene glycol phenylate), 1 part of solvent (propylene glycol phenylate) and 20
Part resulting heat-insulation and heat-preservation tiny balloon slurry of step 1) is continued to stir 60min with the speed of 1000r/min, obtains 3 water of embodiment
Property heat insulating coatings finished product；
3) coating of aquosity heat insulating heat preserving paint:
By 3 aquosity heat insulating heat preserving paint finished product of embodiment be coated on substrate surface, drying at room temperature for 24 hours more than, had
The coating of heat preservation and insulation.
Through detecting, 3 aquosity heat insulating heat preserving paint finished product of embodiment coats resulting coating to the reflectivity of solar radiant heat
Greater than 85%, thermal coefficient is less than 0.06W/m. DEG C, and sunlight irradiates lower indoor and outdoor temperature significant difference, can be widely used in building
Exterior wall field.
Embodiment 4
A kind of aquosity heat insulating heat preserving paint, including following component based on parts by weight of raw materials: 50 parts of resin aqueous emulsion, every
Heat heat preservation 20 parts of tiny balloon slurry, 6 parts of lead-free pigment, 1 part of aqueous wetting agent, 2 parts of dispersing agent, 1 part of defoaming agent, thickener 1
Part, 2 parts of adhesion promoter, 1 part of coalescing agent, 1 part of solvent, 15 parts of deionized water, the heat-insulation and heat-preservation tiny balloon slurry
Partial size be 0.5 μm, Component units be 20nm nano-titanium dioxide.
Preparation method:
1) preparation of heat-insulation and heat-preservation tiny balloon slurry:
Take the azo of polyvinylpyrrolidone PVP, 0.04g of acrylic acid AA, 0.15g of styrene St, 0.2g of 2.0g
Bis-isobutyronitrile AIBN is dissolved in ethanol/water (14.4g/3.6g), after nitrogen is bubbled 30min, is placed in 70 DEG C of oil bath pans and is reacted
8h, 10000r/min high speed centrifugation 3min obtain the PS microsphere template of surface carboxylation；
The PS microsphere template of the above-mentioned surface carboxylation of 1g is taken, the positive fourth of 0.5g metatitanic acid is added in 10g ethyl alcohol in ultrasonic disperse
Ester, 0.01g acetic acid, 70 DEG C of reaction 5h, 10000r/min high speed centrifugation 3min, which obtains area load, having for nano-titanium dioxide
Machine inorganic hybridization microballoon finally calcines 5h in 900 DEG C of Muffle furnace, removes microsphere template, obtains heat-insulation and heat-preservation tiny balloon
Slurry, it is spare；
2) preparation of aquosity heat insulating heat preserving paint:
15 parts of deionized waters and 40 parts of waterborne styrene-acrylic emulsions (Shandong treasured reaches PD-1B) are added into reaction kettle and 10 parts aqueous
Acrylic emulsion (Qingdao Grand Marnier 736) is stirring evenly and then adding into 2 parts of dispersing agents (sulfosuccinic acid dibutyl ester sodium), 1 part of defoaming
Agent (Midas), 1 part of aqueous wetting agent (section be full of KYC-913), 1 part of thickener (octadecyl polyoxy second
Alkene methacrylate), 30min is stirred with the speed of 1000r/min, after add 6 parts of lead-free pigments (oxidation titanium dioxide), 2
Part adhesion promoter (acrylate phosphate), 1 part of coalescing agent (propylene glycol phenylate), 1 part of solvent (propylene glycol phenylate) and
The resulting heat-insulation and heat-preservation tiny balloon slurry of 20 parts of steps 1) is continued to stir 60min with the speed of 1000r/min, obtains embodiment 4
Aquosity heat insulating heat preserving paint finished product；
3) coating of aquosity heat insulating heat preserving paint:
By 4 aquosity heat insulating heat preserving paint finished product of embodiment be coated on substrate surface, drying at room temperature for 24 hours more than, had
The coating of heat preservation and insulation.
Through detecting, 4 aquosity heat insulating heat preserving paint finished product of embodiment coats resulting coating to the reflectivity of solar radiant heat
Greater than 85%, thermal coefficient is less than 0.06W/m. DEG C, and sunlight irradiates lower indoor and outdoor temperature significant difference, can be widely used in building
Exterior wall field.
Above-described embodiment is the preferred embodiment of the present invention, all with similar technique of the invention and made equivalence changes,
It should belong to protection category of the invention.
Claims (10)
1. a kind of aquosity heat insulating heat preserving paint, it is characterised in that including following component based on parts by weight of raw materials: resin aqueous emulsion
30~60 parts, 15~30 parts of heat-insulation and heat-preservation tiny balloon slurry, 5~15 parts of lead-free pigment, aqueous wetting agent 0.1~1.5 part, point
1~3 part of powder, 0.5~1.5 part of defoaming agent, 1~2.5 part of thickener, 1~3 part of adhesion promoter, 1~2 part of coalescing agent,
1~3 part of solvent, 15~30 parts of deionized water, the partial size of the heat-insulation and heat-preservation tiny balloon slurry are 0.5~1.5 μm, are constituted single
Member is the nano-titanium dioxide of 10~50nm.
2. a kind of aquosity heat insulating heat preserving paint according to claim 1, it is characterised in that: the heat-insulation and heat-preservation tiny balloon
Slurry is prepared from the following steps: using the polymer microballoon of surface carboxylation as template, with polymer microballoon template table
The carboxyl in face is hapto, and in-situ hydrolysis TiO 2 precursor obtains the organic-inorganic that area load has nano-titanium dioxide
Hybrid microspheres are calcined by Muffle furnace and remove polymer microballoon template, obtain heat-insulation and heat-preservation tiny balloon slurry.
3. a kind of aquosity heat insulating heat preserving paint according to claim 2, it is characterised in that: the polymer microballoon template choosing
From the PMMA microsphere of surface carboxylation or the PS microballoon of surface carboxylation.
4. a kind of aquosity heat insulating heat preserving paint according to claim 2, it is characterised in that: the TiO 2 precursor choosing
One of which from titanium tetrachloride, tetraethyl titanate, tetrabutyl titanate, isopropyl titanate.
5. a kind of aquosity heat insulating heat preserving paint according to claim 1, it is characterised in that: the resin aqueous emulsion is selected from
At least one of waterborne styrene-acrylic emulsion and aqueous polyurethane emulsion.
6. a kind of aquosity heat insulating heat preserving paint according to claim 1, it is characterised in that: the heat-insulation and heat-preservation tiny balloon
The partial size of slurry is 0.8~1 μm, and Component units are the nano-titanium dioxide of 10~20nm.
7. a kind of preparation method of aquosity heat insulating heat preserving paint as described in any one of claims 1 to 6, it is characterised in that including
Following operating procedure:
1) using the polymer microballoon of surface carboxylation as template, using the carboxyl of polymer microballoon template surface as hapto,
In-situ hydrolysis TiO 2 precursor obtains the organic inorganic hybridization microballoon that area load has nano-titanium dioxide, by Muffle
Furnace calcining removes polymer microballoon template, obtains heat-insulation and heat-preservation tiny balloon slurry, spare；
2) deionized water and resin aqueous emulsion is added into reaction kettle based on parts by weight of raw materials, is stirring evenly and then adding into dispersion
Agent, defoaming agent, aqueous wetting agent and thickener stir 25~35min with the speed of 900~1050r/min, after add it is unleaded
Pigment, adhesion promoter, coalescing agent, solvent and the resulting heat-insulation and heat-preservation tiny balloon slurry of step 1), with 900~
The speed of 1050r/min continues 30~60min of stirring, obtains aquosity heat insulating heat preserving paint finished product.
8. a kind of preparation method of aquosity heat insulating heat preserving paint according to claim 7, it is characterised in that: step 1) is described
The polymer microballoon of surface carboxylation is prepared by the dispersion polymerization processes of light-initiated or hot initiation.
9. a kind of preparation method of aquosity heat insulating heat preserving paint according to claim 7, it is characterised in that: step 1) is described
The calcination temperature of Muffle furnace calcining is 800~950 DEG C.
10. a kind of preparation method of aquosity heat insulating heat preserving paint according to claim 7, it is characterised in that: step 1) institute
The calcination time for stating Muffle furnace calcining is 4~6h.
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| CN112708328A (en) * | 2020-12-29 | 2021-04-27 | 上海海隆赛能新材料有限公司 | Heat-preservation and heat-insulation protective coating and preparation method thereof |
| CN113827784A (en) * | 2021-09-27 | 2021-12-24 | 东劢医疗科技(苏州)有限公司 | Medical nano heat-non-conductive composite material and preparation method and application thereof |
| CN114836113A (en) * | 2022-06-07 | 2022-08-02 | 甘肃恒固新材料科技有限公司 | Water-based nano high-temperature-resistant heat-insulating material and preparation method thereof |
| CN116179034A (en) * | 2023-02-22 | 2023-05-30 | 珠海闻乐建筑材料有限公司 | Novel environment-friendly wall material |
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