CN109694629A - A kind of Efficient Infrared Emission type building energy conservation heat insulation coating - Google Patents
A kind of Efficient Infrared Emission type building energy conservation heat insulation coating Download PDFInfo
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- CN109694629A CN109694629A CN201710998580.1A CN201710998580A CN109694629A CN 109694629 A CN109694629 A CN 109694629A CN 201710998580 A CN201710998580 A CN 201710998580A CN 109694629 A CN109694629 A CN 109694629A
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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
- 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
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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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides Efficient Infrared Emission type building energy conservation heat insulation coating, the filler for the heat insulation coating includes sapphire powder, barium slag and silica.When environment temperature is higher as a result, the filler is higher to the absorptivity and radiance of infrared light；When environment temperature is lower, the filler is higher to infrared absorptivity, and radiance is lower, when thermal insulation coatings of the applying filler in building construction, in winter, the packing material absorbing energy is more, and radiation energy is less, has preferable thermal insulation property, to make indoor temperature with higher；In summer, the thermal emissivity rate of the filler is higher, and heat dissipation is very fast, to make indoor with lower temperature, so the coating can achieve it is popular for " cool in summer and warm in winter " effect, and the filler energy conservation and environmental protection, at low cost, performance is stablized, and the coating formed after brushing is relatively thin, raw material is saved, and compared to existing filler, heat insulation effect is more preferably in winter.
Description
Technical field
The present invention relates to the field of building materials, specifically, it is related to a kind of Efficient Infrared Emission type building energy conservation heat insulation coating,
Specifically, being related to filler and thermal insulation coatings and preparation method and heat insulation coating.
Background technique
Building conventional vacuum heat-insulating method generallys use external hanging type organic or inorganic class insulation board, but take up a large area,
Long construction period and complicated construction technique, while there is also the security risks such as inflammable, easy aliquation, easy to fall off, easy to leak.With painting
The development of material technology, architectural heat insulation coating because have many advantages, such as economic, environmentally friendly, easy to use and energy-saving effect it is obvious by
For building energy saving field, brushing insulating mold coating replaces external hanging type insulating layer of external wall to have become a kind of technological trend.But by
Differ larger in each department climatic characteristic, different regions building is different to the hot object Property requirements of wall body structure.
Thus, the research about thermal insulation coatings needs to be goed deep into.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose a kind of have many advantages, such as environmental protection and energy saving, good effect of heat insulation or the relatively thin thermal insulation coatings of coating.
The present invention is based on discovery below inventor and to recognize acquisition:
Currently, most building heat insulation coating are based primarily upon the principle of barrier reflection in the market, performance is with summer
Based on reflective insulation, building Winter protection is ineffective, the preparation of reflective heat-insulation paint usually with hollow glass micropearl be every
Hot filler, the packing quality and structure are affected to product heat-proof quality, and while being used in mixed way with titanium dioxide also easily causes titanium
White powder reflection function is limited, causes properties of product unstable and quality decline, and it is at high cost, coating is thicker.Inventor passes through
The study found that in winter can be with infra-red radiation by infrared radiant material prepared by sapphire powder, barium slag and silica
Function reaches heat insulation effect, and it is at low cost, coating is relatively thin.
In one aspect of the invention, the present invention provides a kind of fillers.According to an embodiment of the invention, the filler packet
It includes: sapphire powder, barium slag and silica.When environment temperature is higher as a result, absorptivity and radiation of the filler to infrared light
Rate is higher；When environment temperature is lower, the filler is higher to infrared absorptivity, and radiance is lower, when the applying filler is in room
When the thermal insulation coatings of room building, in winter, the packing material absorbing energy is more, and radiation energy is less, has preferable heat insulating ability
It can be to make indoor temperature with higher；In summer, the thermal emissivity rate of the filler is higher, and heat dissipation is very fast, to make indoor tool
Have lower temperature, so the coating can achieve it is popular for " cool in summer and warm in winter " effect, and the filler energy conservation and environmental protection, cost
Low, performance is stablized, and the coating that is formed is relatively thin after brushing, and saves raw material, and heat insulation effect is more in winter compared to existing filler
It is good.
According to an embodiment of the invention, the gross mass based on the filler, according to mass percentage, the filler packet
It includes: 30-60% sapphire powder；10-30% barium slag；And 10-40% silica.
According to an embodiment of the invention, the IR emission bands of the filler are 2.5-35 microns.
In another aspect of this invention, the present invention provides a kind of thermal insulation coatings.According to an embodiment of the invention, the guarantor
Thermo-paint includes: mentioned-above filler, acrylic emulsion, barium sulfate, kaolin, titanium dioxide, coalescing agent, bacteria remover, prevents
Mould dose, defoaming agent, thickener, dispersing agent and water.It, in winter, should when the coating is applied to the thermal insulation coatings of building construction as a result,
Coating thermal emissivity rate is low, to make indoor temperature with higher；In summer, the radiance of the coating is high, and heat dissipation is very fast, makes room
It is interior that there is lower temperature, so the coating can achieve it is popular for " cool in summer and warm in winter " effect, and the coating energy conservation and environmental protection,
At low cost, performance is stablized, and the coating formed after brushing is relatively thin, saves raw material, and the heat preservation compared to existing coating in winter
Better effect overcomes the single of coating products performance based on reflective insulation, Winter protection are bad etc. in the prior art to lack
Point.
According to an embodiment of the invention, the thermal insulation coatings include: the acrylic emulsion 16-30 parts by weight；It is described to fill out
Expect 10-30 parts by weight；The barium sulfate 13-26 parts by weight；The kaolin 1-5 parts by weight；The titanium dioxide 5-18 parts by weight；
The coalescing agent 1-4 parts by weight；The bacteria remover 0.1-0.2 parts by weight；The mould inhibitor 0.1-0.4 parts by weight；It is described to disappear
Infusion 0.1-0.4 parts by weight；The thickener 0.1-0.5 parts by weight；The dispersing agent 8-15 parts by weight；And water 10-20 weight
Part.
According to an embodiment of the invention, the coalescing agent is decylene glycol ester.
According to an embodiment of the invention, the bacteria remover is isothiazolones, preferably 2- methyl -4- isothiazole
Quinoline -4- ketone.
According to an embodiment of the invention, the mould inhibitor is Kathon.
According to an embodiment of the invention, the defoaming agent is BASF A10.
According to an embodiment of the invention, the thickener is alkaline intumescent thickener, preferably Sodium Polyacrylate.
According to an embodiment of the invention, the dispersing agent is the aqueous pigment with anchoring group, preferably sodium tripolyphosphate.
In still another aspect of the invention, the present invention provides a kind of methods for preparing mentioned-above filler.According to this hair
Bright embodiment, which comprises sapphire powder, barium slag and silica are successively mixed, roasted and ground, is obtained
To the filler.Preparation method is simple, easy to operate, at low cost, easy to industrialized production, and prepare filler thermal insulation property compared with
It is good.
According to an embodiment of the invention, the temperature of the roasting is 400-600 degrees Celsius, the time is 1-4 hours, described to grind
Mill is ball milling, and the Ball-milling Time is 2-6 hours.
In an additional aspect of the present invention, the present invention provides a kind of methods for preparing mentioned-above thermal insulation coatings.Root
According to the embodiment of the present invention, which comprises mix filler, barium sulfate, kaolin, titanium dioxide with water, dispersing agent is added
It is stirred until homogeneous；Acrylic emulsion and coalescing agent are sequentially added, is stirred until homogeneous；Sequentially add bacteria remover, mould inhibitor, defoaming
Thermal insulation coatings are made in agent and thickener, ball milling predetermined time.This method is simple to operation as a result, at low cost, is easy to industrialize
Production, when the thermal insulation coatings of preparation are used for building construction, can make it is indoor achieve the effect that it is popular for " cool in summer and warm in winter ", gram
The clothes coating products performance based on reflective insulation in the prior art it is single, Winter protection is bad the disadvantages of, and the guarantor
Thermo-paint is at low cost, and the coating formed after brushing is relatively thin.
In still another aspect of the invention, the present invention provides a kind of heat insulation coatings.According to an embodiment of the invention, the guarantor
Warm coating is thermal insulation coatings formation noted earlier.The thermal and insulating performance of heat insulation coating is preferable as a result, realizes that the building winter is warm
Xia Liang, coating is relatively thin, energy conservation and environmental protection.
According to an embodiment of the invention, the heat insulation coating with a thickness of 0.3-0.6 millimeters.
Specific embodiment
The embodiment of the present invention is described below in detail.The embodiments described below is exemplary, and is only used for explaining this hair
It is bright, and be not considered as limiting the invention.Particular technique or condition are not specified in embodiment, according to text in the art
It offers described technology or conditions or is carried out according to product description.Reagents or instruments used without specified manufacturer,
For can be with conventional products that are commercially available.
In one aspect of the invention, the present invention provides a kind of fillers.According to an embodiment of the invention, filler includes indigo plant
Jewel powder, barium slag and silica.When environment temperature is higher as a result, the filler is equal to the absorptivity and radiance of infrared light
It is higher；When environment temperature is lower, the filler is higher to infrared absorptivity, and radiance is lower, when the applying filler is built in house
When the thermal insulation coatings built, in winter, the packing material absorbing energy is more, and radiation energy is less, has preferable thermal insulation property, from
And make indoor temperature with higher；In summer, the thermal emissivity rate of the filler is higher, and heat dissipation is very fast, thus make it is indoor have compared with
Low temperature, " cool in summer and warm in winter " effect for reaching popular, and the filler energy conservation and environmental protection, at low cost, performance is stablized, and applies
The coating formed after brush is relatively thin, saves raw material, and compared to existing filler better effect.
The inventors of the present invention discovered through researches that sapphire powder, titanium dioxide are crossed and the anionic group room temperature condition in barium slag
Under in 1428.6~500.0cm-1There is obvious infrared absorption peak in (corresponding wavelength is 7~20 μm) range, according to kirchhoff spoke
Law is penetrated, any object is all identical in the ratio of the radiation intensity under certain wavelength and the absorptivity under Same Wavelength, is constantly equal to
The radiation intensity of absolute black body under same temperature.As it can be seen that the radiator that good absorber has been also.The present invention with it is environmentally protective,
The low manufacturing cost of coating is guiding, utilizes urgent need in conjunction with solid waste resource recovery, has manufactured based on sapphire powder, dioxy
Changed and the infrared High Radiant Rate Coating filler of barium slag mixed powder.This principle and manufacturing process technology require with it is existing infrared
Reflection filler (phase-change material and mixed type spinel structure material) is essentially different.
According to an embodiment of the invention, the gross mass based on filler, according to mass percentage, filler includes: 30-60%
Sapphire powder；10-30% barium slag；And 10-40% silica.The thermal insulation property filled out as a result, is best, above components content mistake
It is high or too low all heat insulation effect can be made undesirable.
According to an embodiment of the invention, the IR emission bands of filler are 2.5-35 microns.Again filler is reached as a result,
To while good heat preservation, the comfort level of human body in building substance environment is further improved.
According to an embodiment of the invention, can first pass through crusher in advance will be big in order to make filler have preferable homogeneity
The barium slag of block is crushed, it is necessary to when can also enter back into fine crusher and be further crushed, obtain the lesser monomer dissociation of partial size
Particle.Thus, it is possible to ensure that filler has preferable homogeneity, and when being used for building thermal-insulating coating, the coating that is obtained after brushing
Surface smooth even, aesthetics are strong.
In another aspect of this invention, the present invention provides a kind of thermal insulation coatings.According to an embodiment of the invention, heat preservation applies
Material include: mentioned-above filler, acrylic emulsion, barium sulfate, kaolin, titanium dioxide, coalescing agent, bacteria remover, mould inhibitor,
Defoaming agent, thickener, dispersing agent and water.When the coating is applied to the thermal insulation coatings of building construction as a result, in winter, the coating
Thermal emissivity rate is low, to make indoor temperature with higher；In summer, the radiance of the coating is high, and heat dissipation is very fast, makes indoor tool
Have lower temperature, so the coating can achieve it is popular for " cool in summer and warm in winter " effect, and the coating energy conservation and environmental protection, cost
Low, performance is stablized, and the coating formed after brushing is relatively thin, saves raw material, and the heat insulation effect compared to existing coating in winter
More preferably.Overcome the coating products performance based on reflective insulation in the prior art it is single, Winter protection is bad the disadvantages of.
According to an embodiment of the invention, thermal insulation coatings include: acrylic emulsion 16-30 parts by weight；Filler 10-30 weight
Part；Barium sulfate 13-26 parts by weight；Kaolin 1-5 parts by weight；Titanium dioxide 5-18 parts by weight；Coalescing agent 1-4 parts by weight；Degerming
Agent 0.1-0.2 parts by weight；Mould inhibitor 0.1-0.4 parts by weight；Defoaming agent 0.1-0.4 parts by weight；Thickener 0.1-0.5 parts by weight；
Dispersing agent 8-15 parts by weight；And water 10-20 parts by weight.The thermal insulation coatings heat-insulation and heat-preservation obtained as a result, is best, said components
Too high levels or too low effect are undesirable.
According to an embodiment of the invention, the specific type of coalescing agent, there is no limit requiring, those skilled in the art can be with
Flexible choice any coalescing agent applicatory according to the actual situation.In some embodiments of the invention, coalescing agent is
Decylene glycol ester.The thermal insulation coatings heat-insulation and heat-preservation obtained as a result, is best.
According to an embodiment of the invention, in order to make thermal insulation coatings have corrosion-resistant effect, which can be added degerming
Agent, there is no limit requiring, those skilled in the art can flexible choice according to actual needs for the specific type of bacteria remover.In this hair
In bright some embodiments, bacteria remover is isothiazolones, preferably 2- methyl -4- isothiazoline -4- ketone.As a result, not
Only will not insulation effect to thermal insulation coatings have side effect, and anti-corrosion effect is preferable.
According to an embodiment of the invention, mould proof in order to have the effect of thermal insulation coatings, which can be added mould proof
Agent, there is no limit requiring, those skilled in the art can flexible choice according to actual needs for the specific type of mould inhibitor.In this hair
In bright some embodiments, mould inhibitor is Kathon.It as a result, not only will not be to the guarantor of thermal insulation coatings
Warm insulative effectiveness has side effect, and anti-mold effect is preferable.
According to an embodiment of the invention, the specific type of defoaming agent is also there is no limit requiring, those skilled in the art can be with
Flexible choice according to the actual situation.In some embodiments of the invention, defoaming agent is BASF A10.It is kept the temperature as a result, in preparation
Surface tension is reduced in materials process, foam can effectively be inhibited to generate or eliminate the foam generated, to prevent from applying heat preservation
The heat insulating effect of material generates side effect, and thermal insulation coatings is made to have preferable heat insulating effect.
According to an embodiment of the invention, the specific material category of thickener is there is no limit requirement, those skilled in the art can
With flexible choice according to the actual situation.In some embodiments of the invention, thickener is alkaline intumescent thickener, preferably poly-
Sodium acrylate.The viscosity of thermal insulation coatings can be adjusted flexibly according to actual needs in those skilled in the art as a result, and to protect
Thermo-paint has preferable heat insulating effect.
According to an embodiment of the invention, dispersing agent is the aqueous pigment with anchoring group, preferably sodium tripolyphosphate.By
This, can make to prepare various reagents added by thermal insulation coatings and be uniformly dispersed, while can also prevent the sedimentation and cohesion of particle, so that
The heat insulating effect of thermal insulation coatings is best.
In still another aspect of the invention, the present invention provides a kind of methods for preparing mentioned-above filler.According to this hair
Bright embodiment, which comprises sapphire powder, barium slag and silica are successively mixed, roasted and ground, is obtained
To the filler.Preparation method is simple, easy to operate, at low cost, easy to industrialized production, and prepare filler thermal insulation property compared with
It is good.
According to an embodiment of the invention, the temperature of roasting is 400-600 degrees Celsius, the time is 1-4 hours, is ground to ball
Mill, Ball-milling Time are 2-6 hours, preferably 4 hours.The thermal insulation property of the thermal insulation coatings prepared under this condition as a result, is best.
In an additional aspect of the present invention, the present invention provides a kind of methods for preparing mentioned-above thermal insulation coatings.Root
According to the embodiment of the present invention, the method for preparing thermal insulation coatings includes:
Step 1: filler, barium sulfate, kaolin, titanium dioxide are mixed with water, and dispersing agent is added and is stirred until homogeneous；
Step 2: sequentially adding acrylic emulsion and coalescing agent, is stirred until homogeneous；
Step 3: sequentially adding bacteria remover, mould inhibitor, defoaming agent and thickener, and the ball milling predetermined time is made heat preservation and applies
Material.
According to an embodiment of the invention, the above method is simple to operation, at low cost, easy to industrialized production, the guarantor of preparation
When thermo-paint is used for building construction, can make it is indoor achieve the effect that it is popular for " cool in summer and warm in winter ", overcome in the prior art
Coating products performance based on reflective insulation it is single, Winter protection is bad the disadvantages of, and the thermal insulation coatings are at low cost,
The coating formed after brushing is relatively thin.
It should be noted that filler, coalescing agent, bacteria remover, mould inhibitor, defoaming agent, thickener and dispersing agent and front
The requirement it is consistent, this is no longer going to repeat them.
In still another aspect of the invention, the present invention provides a kind of heat insulation coatings.According to an embodiment of the invention, heat preservation applies
Layer is that thermal insulation coatings noted earlier are formed.The thermal and insulating performance of heat insulation coating is preferable as a result, and coating is relatively thin, energy conservation and environmental protection.
According to an embodiment of the invention, the thickness of heat insulation coating is there is no limit requirement, those skilled in the art can basis
The thickness of the heat preservation demand flexible setting heat insulation coating of building.In some embodiments of the invention, the thickness of heat insulation coating
It is 0.3-0.6 millimeters.Relatively thin heat insulation coating can have good heat insulating effect as a result, and coating is too thin, influence its guarantor
The heat-insulated effect of temperature, coating is too thick, then will lead to the waste of material.
Embodiment
Embodiment 1
The step of preparing thermal insulation coatings:
Step 1: 30% sapphire powder, 30% barium slag and 40% silica are uniformly mixed, under the conditions of 400 DEG C
1h, ball milling 4h are roasted, filler is made；
Step 2: filler, 20kg parts of barium sulfate, 1kg kaolin, 5kg titanium dioxide and the 10kg for taking 10kg step 1 to obtain
Water mixing is added 8kg sodium tripolyphosphate and is stirred until homogeneous；
Step 3: 16kg acrylic emulsion and 1kg decylene glycol ester are sequentially added, is stirred until homogeneous；
Step 4: 0.1kg 2- methyl -4- isothiazoline -4- ketone, 0.4kg 2- n-octyl -4- isothiazole are sequentially added
Quinoline -3- ketone, 0.1kg BASF A10 and 0.5kg Sodium Polyacrylate, ball milling 9h is to get thermal insulation coatings.
Testing standard: it is tested according to JGJ/T 132-2009 " Residential Buildings Energy examination criteria ".
Test result: before and after the thermal insulation coatings use for measuring preparation, building enclosure main body section thermal resistance value is respectively 0.56
(m2K)/W and 1.03 (m2K)/W improves about 84% using effective thermal resistance after lid thermal insulation coatings.
Embodiment 2
The step of preparing thermal insulation coatings:
Step 1: 60% sapphire powder, 10% barium slag and 30% silica are uniformly mixed, under the conditions of 600 DEG C
4h, ball milling 4h are roasted, filler is made；
Step 2: filler, 26kg parts of barium sulfate, 5kg kaolin, 18kg titanium dioxide and the 20kg for taking 10kg step 1 to obtain
Water mixing is added 15kg sodium tripolyphosphate and is stirred until homogeneous；
Step 3: 30kg acrylic emulsion and 4kg decylene glycol ester are sequentially added, is stirred until homogeneous；
Step 4: 0.2kg 2- methyl -4- isothiazoline -4- ketone, 0.1kg 2- n-octyl -4- isothiazole are sequentially added
Quinoline -3- ketone, 0.4kg BASF A10 and 0.1kg Sodium Polyacrylate, ball milling 9h is to get thermal insulation coatings.
Testing standard: it is tested according to JGJ/T 132-2009 " Residential Buildings Energy examination criteria ".
Test result: before and after the thermal insulation coatings use for measuring preparation, building enclosure main body section thermal resistance value is respectively 0.56
(m2K)/W and 1.05 (m2K)/W improves about 87% using effective thermal resistance after lid thermal insulation coatings.
Embodiment 3
The step of preparing thermal insulation coatings:
Step 1: 60% sapphire powder, 10% barium slag and 30% silica are uniformly mixed, under the conditions of 500 DEG C
2h, ball milling 4h are roasted, filler is made；
Step 2: filler, 13kg parts of barium sulfate, 3kg kaolin, 11kg titanium dioxide and the 15kg for taking 20kg step 1 to obtain
Water mixing is added 12kg sodium tripolyphosphate and is stirred until homogeneous；
Step 3: 23kg acrylic emulsion and 2.5kg decylene glycol ester are sequentially added, is stirred until homogeneous；
Step 4: 0.15kg 2- methyl -4- isothiazoline -4- ketone, 0.25kg 2- n-octyl -4- isothiazole are sequentially added
Quinoline -3- ketone, 0.25kg BASF A10 and 0.3kg Sodium Polyacrylate, ball milling 12h is to get thermal insulation coatings.
Testing standard: it is tested according to JGJ/T 132-2009 " Residential Buildings Energy examination criteria ".
Test result: before and after the thermal insulation coatings use for measuring preparation, building enclosure main body section thermal resistance value is respectively 0.56
(m2K)/W and 1.08 (m2K)/W improves about 93% using effective thermal resistance after lid thermal insulation coatings.
Embodiment 4
The step of preparing thermal insulation coatings:
Step 1: 45% sapphire powder, 20% barium slag and 35% silica are uniformly mixed, under the conditions of 500 DEG C
3h, ball milling 4h are roasted, filler is made；
Step 2: filler, 22kg parts of barium sulfate, 4kg kaolin, 12kg titanium dioxide and the 12kg for taking 30kg step 1 to obtain
Water mixing is added 11kg sodium tripolyphosphate and is stirred until homogeneous；
Step 3: 25kg acrylic emulsion and 2.5kg decylene glycol ester are sequentially added, is stirred until homogeneous；
Step 4: 0.15kg 2- methyl -4- isothiazoline -4- ketone, 0.25kg 2- n-octyl -4- isothiazole are sequentially added
Quinoline -3- ketone, 0.25kg BASF A10 and 0.3kg Sodium Polyacrylate, ball milling 12h is to get thermal insulation coatings.
Testing standard: it is tested according to JGJ/T 132-2009 " Residential Buildings Energy examination criteria ".
Test result: before and after the thermal insulation coatings use for measuring preparation, building enclosure main body section thermal resistance value is respectively 0.56
(m2K)/W and 1.06 (m2K)/W improves about 89% using effective thermal resistance after lid thermal insulation coatings.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (16)
1. a kind of filler characterized by comprising
Sapphire powder, barium slag and silica.
2. filler according to claim 1, which is characterized in that the gross mass based on the filler is calculated in mass percent,
The filler includes:
30-60% sapphire powder；
10-30% barium slag；And
10-40% silica.
3. filler according to claim 1, which is characterized in that the IR emission bands of the filler are that 2.5-35 is micro-
Rice.
4. a kind of thermal insulation coatings characterized by comprising
Filler described in claim 1-3, barium sulfate, kaolin, titanium dioxide, coalescing agent, bacteria remover, is prevented acrylic emulsion
Mould dose, defoaming agent, thickener, dispersing agent and water.
5. thermal insulation coatings according to claim 4 characterized by comprising
The acrylic emulsion 16-30 parts by weight；
The filler 10-30 parts by weight；
The barium sulfate 13-26 parts by weight；
The kaolin 1-5 parts by weight；
The titanium dioxide 5-18 parts by weight；
The coalescing agent 1-4 parts by weight；
The bacteria remover 0.1-0.2 parts by weight；
The mould inhibitor 0.1-0.4 parts by weight；
The defoaming agent 0.1-0.4 parts by weight；
The thickener 0.1-0.5 parts by weight；
The dispersing agent 8-15 parts by weight；And
Water 10-20 parts by weight.
6. thermal insulation coatings according to claim 4, which is characterized in that the coalescing agent is decylene glycol ester.
7. thermal insulation coatings according to claim 4, which is characterized in that the bacteria remover is isothiazolones, excellent
Select 2- methyl -4- isothiazoline -4- ketone.
8. thermal insulation coatings according to claim 4, which is characterized in that the mould inhibitor is 2- n-octyl -4- isothiazoline -
3- ketone.
9. thermal insulation coatings according to claim 4, which is characterized in that the defoaming agent is BASF A10.
10. thermal insulation coatings according to claim 4, which is characterized in that the thickener is alkaline intumescent thickener, excellent
Select Sodium Polyacrylate.
11. thermal insulation coatings according to claim 4, which is characterized in that the dispersing agent is with the aqueous of anchoring group
Pigment, preferably sodium tripolyphosphate.
12. a kind of method for preparing filler of any of claims 1-3 characterized by comprising
Silicon on sapphire powder, barium slag and silica are successively mixed, roasted and ground, the filler is obtained.
13. according to the method for claim 12, which is characterized in that the temperature of the roasting is 400-600 degrees Celsius, the time
It is 1-4 hours, described to be ground to ball milling, the Ball-milling Time is 2-6 hours.
14. a kind of method for preparing thermal insulation coatings described in any one of claim 4-11 characterized by comprising
Filler, barium sulfate, kaolin, titanium dioxide are mixed with water, dispersing agent is added and is stirred until homogeneous；
Acrylic emulsion and coalescing agent are sequentially added, is stirred until homogeneous；
Bacteria remover, mould inhibitor, defoaming agent and thickener are sequentially added, thermal insulation coatings are made in the ball milling predetermined time.
15. a kind of heat insulation coating, which is characterized in that the heat insulation coating is by any one of the claim 4-11 thermal insulation coatings
It is formed.
16. heat insulation coating according to claim 15, which is characterized in that the heat insulation coating with a thickness of 0.3-0.6 milli
Rice.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153946A (en) * | 2011-05-27 | 2011-08-17 | 中国科学院唐山高新技术研究与转化中心 | High-temperature infrared radiation coating and preparation method thereof |
| CN105038454A (en) * | 2015-07-10 | 2015-11-11 | 贵州广毅节能环保科技有限公司 | Building energy-saving thin-layer paint and preparation method therefor |
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2017
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153946A (en) * | 2011-05-27 | 2011-08-17 | 中国科学院唐山高新技术研究与转化中心 | High-temperature infrared radiation coating and preparation method thereof |
| CN105038454A (en) * | 2015-07-10 | 2015-11-11 | 贵州广毅节能环保科技有限公司 | Building energy-saving thin-layer paint and preparation method therefor |
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Application publication date: 20190430 |