CN107286782A - A kind of water-based acrylic heat insulation coating and preparation method thereof - Google Patents
A kind of water-based acrylic heat insulation coating and preparation method thereof Download PDFInfo
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- CN107286782A CN107286782A CN201710650122.9A CN201710650122A CN107286782A CN 107286782 A CN107286782 A CN 107286782A CN 201710650122 A CN201710650122 A CN 201710650122A CN 107286782 A CN107286782 A CN 107286782A
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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
- 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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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- 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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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
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- C08K3/20—Oxides; Hydroxides
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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The invention discloses a kind of water-based acrylic heat insulation coating, belong to thermal insulation coatings technical field, include the raw material of following parts by weight：30 35 parts of aqueous elastic acrylic emulsion, 10 14 parts of NBR latex, 79 parts of attapulgite, 68 parts of titanium dioxide, 37 parts of clay, 68 parts of brucite fiber cotton, 24 parts of calcium silicates, 14 parts of magnesia, 8 10 parts of aerosil, 58 parts of hydrophobic powder, 0.1 0.5 parts of sterilization antiseptic, 13 parts of defoamer, 0.5 2 parts of dispersant, appropriate deionized water, the invention also discloses a kind of preparation method of water-based acrylic heat insulation coating；The present invention is prepared simply, and heat-insulation and heat-preservation, waterproof effect is good, excellent in mechanical performance.
Description
Technical field
The present invention relates to thermal insulation coatings technical field, specifically, a kind of water-based acrylic heat insulation coating relate to
And preparation method thereof.
Background technology
Brush by construction surface can play thermal insulation function coating cry heat insulating coatings, by use occasion difference
It is divided into transparent heat-insulated thermal insulation coatings and nontransparent heat insulating coatings；, can be by heat insulating coatings point according to heat-insulation and heat-preservation mechanism
For barrier heat insulating coatings, reflective heat-insulation paint and the class of radiation heat insulation thermal insulation coatings 3.
Coating main raw material(s) is the material compositions such as nano-hollow microballon, senior emulsion, titanium dioxide, wherein in coating
Nano-hollow microballon content can will at least be connected after such coating application more than 80% in body surface formation by closing microballon
The three-dimensional network hollow-core construction being connected together, forms between such nano-hollow ceramic fine bead and microballon and folds folder one by one
Still air group, that is, heat-insulation and heat-preservation unit one by one, coating thermal conductivity factor can reach 0.04W/m.K, can effectively prevent
Heat conducts, and heat-insulation and heat-preservation is splendid, and the adiabatic grade of coating reaches R-30.1, and heat reflectivity is more than 90%, can be with substantial amounts of anti-
Infrared ray is penetrated, prevents infrared ray from being heated to object, can effectively suppress the sun and ultrared radiant heat and heat conduction, every
Heat insulation suppresses efficiency up to 90% or so.
But with the further raising that country is required construction material, to the heat insulating effect of construction material and other property
Higher requirement can be needed.
In Publication No. CN101974274A patent document, a kind of water-based acrylic heat insulation coating is disclosed,
Its raw material is made up of the component with following mass percent：15-18% aqueous elastic acrylic emulsion, 3-5% covering
Thermoplastic expansion tiny balloon, 10-15% thermal expansivity microcapsules, 8-10% attapulgite, the 8- of polymer, 10-15%
Mica powder, the 0.3- of 12% heat-insulating powder, 15-20% rutile type titanium white, particle diameter in 800-1000 mesh 10-12%
0.5% polycarboxylate sodium's dispersant, 0.1-0.2% defoamer, 0.08-0.10% sterilization antiseptic, 0.02-0.05%
PH adjusting agent surplus deionized water.While waterproof, protection, decoration functions are played in the invention, the close of coating can be reduced
Degree, reduces the heat transfer coefficient of coating, can improve the effect of heat-insulation and heat-preservation；But the heat insulation and preservation effect and other performance of the invention are still
Can further it improve.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art to be applied there is provided a kind of water soluble acrylic acid heat-insulation and heat-preservation
Material and preparation method thereof, is prepared simply, heat-insulation and heat-preservation, waterproof effect is good, excellent in mechanical performance.
The invention provides a kind of water-based acrylic heat insulation coating, include the raw material of following parts by weight：
30-35 parts of aqueous elastic acrylic emulsion, 10-14 parts of NBR latex, 7-9 parts of attapulgite, 6-8 parts of titanium dioxide, clay
3-7 parts, 6-8 parts of brucite fiber cotton, 2-4 parts of calcium silicates, 1-4 parts of magnesia, 8-10 parts of aerosil, hydrophobic powder 5-8
Part, 0.1-0.5 parts of sterilization antiseptic, 1-3 parts of defoamer, 0.5-2 parts of dispersant, appropriate deionized water.
Preferably, the solid content of aqueous elastic acrylic emulsion is 45.5%, hydrophobic powder is organosilicon hydrophobic powder.
Preferably, the mesh number of magnesia is 325 mesh, the mesh number of aerosil is 500 mesh, and the mesh number of hydrophobic powder is
400 mesh.
Preferably, dispersant be triethyl group hexyl phosphoric acid, lauryl sodium sulfate, methyl anyl alcohol, cellulose derivative,
Polyacrylamide, guar gum, one or two or more kinds of mixtures of fatty acid polyethylene glycol ester.
Preferably, sterilization antiseptic is hypochlorite, chloramines, di-2-ethylhexylphosphine oxide thiocyanates, the cyano group second of 2,2- dibromos one
Acid amides, l, 2- benzisothiazole-3-ketones, one or two or more kinds of mixtures of Kathon CG.
Preferably, defoamer is silicone emulsion, the fatty acid ester compounded thing of higher alcohols, polyoxyethylene polyoxypropylene Ji Wusi
Alcohol ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether, polydimethylsiloxanes
One or two or more kinds of mixtures of alkane.
Present invention also offers a kind of preparation method of water-based acrylic heat insulation coating, comprise the following steps：
First, various raw materials are weighed respectively according to above-mentioned parts by weight；
2nd, by attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
It is added in mixer, control temperature stirs 10-20min at 86-90 DEG C；
3rd, aqueous elastic acrylic emulsion, NBR latex are continuously added in the mixer in step 2, sterilization antiseptic, is disappeared
Infusion, dispersant and deionized water, it is room temperature to control temperature, is stirred.
Wherein,
The rotating speed of mixer is 200r/min in step 2；The rotating speed of mixer is 400r/min in step 3.
Whipping process is in step 3：5min is first stirred, 5min is then stood, finally stirs.
A kind of water-based acrylic heat insulation coating that the present invention is provided and preparation method thereof, prepares simple, heat-insulation and heat-preservation,
Waterproof effect is good, excellent in mechanical performance, specifically has the beneficial effect that：
（1）Aqueous elastic acrylic emulsion keeps film to have preferably heat-insulated and resistance to be stained with while coating splitting resistance is improved
Dirt, with coated article is covered, reduction applies film density, reduces coating heattransfer effect, improves the elasticity and stain resistant of elastic coating
Etc. function, so as to play good waterproof, protection, decoration function；Butyronitrile latex oil-resistant, acid and alkali-resistance, perverse stroke of resistance to sharp object；It is aqueous
The cooperation of elastomeric propylene yogurt liquid and NBR latex is effective to ensure that the combination property of thermal insulation coatings；
（2）, attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
Addition can guarantee that the mechanical property and abrasive resistance of thermal insulation coatings, and heat-resisting ability can be improved again, strengthen heat insulating effect；Hate
Pigment can strengthen the waterproof ability of thermal insulation coatings, and brucite fiber cotton and clay can guarantee that heat-insulation and heat-preservation ability；
（3）, sterilization antiseptic can improve sterilization and the antiseptic power of thermal insulation coatings, so as to improve service life；Defoamer can be prevented
Only in thermal insulation coatings bubble generation；Dispersant be added be beneficial to each raw material between mixing；
（4）, various raw materials correspondence ratios of the invention mixing, be effective to ensure that the high temperature resistant of coating, waterproof, insulation,
Abrasive resistance and mechanical strength, make the use time of coating longer；Preparation method will effectively can be sufficiently mixed between each raw material,
Improve the quality of coating.
Embodiment
Invention is described in further detail below in conjunction with specific embodiment.
Embodiment 1
A kind of water-based acrylic heat insulation coating of the present embodiment, includes the raw material of following parts by weight：
30 parts of aqueous elastic acrylic emulsion, 10 parts of NBR latex, 7 parts of attapulgite, 6 parts of titanium dioxide, 3 parts of clay, shepardite
6 parts of cellucotton, 2 parts of calcium silicates, 1 part of magnesia, 8 parts of aerosil, 5 parts of hydrophobic powder, 0.1 part of sterilization antiseptic, froth breaking
1 part of agent, 0.5 part of dispersant, appropriate deionized water.
In the present embodiment, the solid content of aqueous elastic acrylic emulsion is 45.5%, and hydrophobic powder is organosilicon hydrophobic powder.
In the present embodiment, the mesh number of magnesia is 325 mesh, and the mesh number of aerosil is 500 mesh, the mesh number of hydrophobic powder
For 400 mesh.
In the present embodiment, dispersant is triethyl group hexyl phosphoric acid, lauryl sodium sulfate, methyl anyl alcohol, cellulose derivative
Thing, polyacrylamide, guar gum, the mixture of fatty acid polyethylene glycol ester.
In the present embodiment, sterilization antiseptic is hypochlorite, chloramines, di-2-ethylhexylphosphine oxide thiocyanates, the cyano group of 2,2- dibromos one
Acetamide, l, 2- benzisothiazole-3-ketones, the mixture of Kathon CG.
In the present embodiment, defoamer is silicone emulsion, the fatty acid ester compounded thing of higher alcohols, polyoxyethylene polyoxypropylene season penta
Four alcohol ethers, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether, poly dimethyl silicon
The mixture of oxygen alkane.
The present embodiment additionally provides a kind of preparation method of water-based acrylic heat insulation coating, comprises the following steps：
First, various raw materials are weighed respectively according to above-mentioned parts by weight；
2nd, by attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
It is added in mixer, control temperature stirs 10min at 86 DEG C；
3rd, aqueous elastic acrylic emulsion, NBR latex are continuously added in the mixer in step 2, sterilization antiseptic, is disappeared
Infusion, dispersant and deionized water, it is room temperature to control temperature, is stirred.
Wherein,
The rotating speed of mixer is 200r/min in step 2；The rotating speed of mixer is 400r/min in step 3.
Whipping process is in step 3：5min is first stirred, 5min is then stood, finally stirs.
Embodiment 2
A kind of water-based acrylic heat insulation coating of the present embodiment, includes the raw material of following parts by weight：
33 parts of aqueous elastic acrylic emulsion, 12 parts of NBR latex, 8 parts of attapulgite, 7 parts of titanium dioxide, 5 parts of clay, shepardite
7 parts of cellucotton, 3 parts of calcium silicates, 3 parts of magnesia, 9 parts of aerosil, 7 parts of hydrophobic powder, 0.3 part of sterilization antiseptic, froth breaking
2 parts of agent, 1.2 parts of dispersant, appropriate deionized water.
In the present embodiment, the solid content of aqueous elastic acrylic emulsion is 45.5%, and hydrophobic powder is organosilicon hydrophobic powder.
In the present embodiment, the mesh number of magnesia is 325 mesh, and the mesh number of aerosil is 500 mesh, the mesh number of hydrophobic powder
For 400 mesh.
In the present embodiment, dispersant is triethyl group hexyl phosphoric acid, lauryl sodium sulfate, methyl anyl alcohol, cellulose derivative
Thing, polyacrylamide, guar gum, the mixture of fatty acid polyethylene glycol ester.
In the present embodiment, sterilization antiseptic is hypochlorite, chloramines, di-2-ethylhexylphosphine oxide thiocyanates, the cyano group of 2,2- dibromos one
Acetamide, l, 2- benzisothiazole-3-ketones, the mixture of Kathon CG.
In the present embodiment, defoamer is silicone emulsion, the fatty acid ester compounded thing of higher alcohols, polyoxyethylene polyoxypropylene season penta
Four alcohol ethers, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether, poly dimethyl silicon
The mixture of oxygen alkane.
The present embodiment additionally provides a kind of preparation method of water-based acrylic heat insulation coating, comprises the following steps：
First, various raw materials are weighed respectively according to above-mentioned parts by weight；
2nd, by attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
It is added in mixer, control temperature stirs 15min at 88 DEG C；
3rd, aqueous elastic acrylic emulsion, NBR latex are continuously added in the mixer in step 2, sterilization antiseptic, is disappeared
Infusion, dispersant and deionized water, it is room temperature to control temperature, is stirred.
Wherein,
The rotating speed of mixer is 200r/min in step 2；The rotating speed of mixer is 400r/min in step 3.
Whipping process is in step 3：5min is first stirred, 5min is then stood, finally stirs.
Embodiment 3
A kind of water-based acrylic heat insulation coating of the present embodiment, includes the raw material of following parts by weight：
35 parts of aqueous elastic acrylic emulsion, 14 parts of NBR latex, 9 parts of attapulgite, 8 parts of titanium dioxide, 7 parts of clay, shepardite
8 parts of cellucotton, 4 parts of calcium silicates, 4 parts of magnesia, 10 parts of aerosil, 8 parts of hydrophobic powder, 0.5 part of sterilization antiseptic, froth breaking
3 parts of agent, 2 parts of dispersant, appropriate deionized water.
In the present embodiment, the solid content of aqueous elastic acrylic emulsion is 45.5%, and hydrophobic powder is organosilicon hydrophobic powder.
In the present embodiment, the mesh number of magnesia is 325 mesh, and the mesh number of aerosil is 500 mesh, the mesh number of hydrophobic powder
For 400 mesh.
In the present embodiment, dispersant is triethyl group hexyl phosphoric acid, lauryl sodium sulfate, methyl anyl alcohol, cellulose derivative
Thing, polyacrylamide, guar gum, the mixture of fatty acid polyethylene glycol ester.
In the present embodiment, sterilization antiseptic is hypochlorite, chloramines, di-2-ethylhexylphosphine oxide thiocyanates, the cyano group of 2,2- dibromos one
Acetamide, l, 2- benzisothiazole-3-ketones, the mixture of Kathon CG.
In the present embodiment, defoamer is silicone emulsion, the fatty acid ester compounded thing of higher alcohols, polyoxyethylene polyoxypropylene season penta
Four alcohol ethers, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether, poly dimethyl silicon
The mixture of oxygen alkane.
The present embodiment additionally provides a kind of preparation method of water-based acrylic heat insulation coating, comprises the following steps：
First, various raw materials are weighed respectively according to above-mentioned parts by weight；
2nd, by attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
It is added in mixer, control temperature stirs 20min at 90 DEG C；
3rd, aqueous elastic acrylic emulsion, NBR latex are continuously added in the mixer in step 2, sterilization antiseptic, is disappeared
Infusion, dispersant and deionized water, it is room temperature to control temperature, is stirred.
Wherein,
The rotating speed of mixer is 200r/min in step 2；The rotating speed of mixer is 400r/min in step 3.
Whipping process is in step 3：5min is first stirred, 5min is then stood, finally stirs.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some 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 (9)
1. a kind of water-based acrylic heat insulation coating, it is characterised in that：Include the raw material of following parts by weight：
30-35 parts of aqueous elastic acrylic emulsion, 10-14 parts of NBR latex, 7-9 parts of attapulgite, 6-8 parts of titanium dioxide, clay
3-7 parts, 6-8 parts of brucite fiber cotton, 2-4 parts of calcium silicates, 1-4 parts of magnesia, 8-10 parts of aerosil, hydrophobic powder 5-8
Part, 0.1-0.5 parts of sterilization antiseptic, 1-3 parts of defoamer, 0.5-2 parts of dispersant, appropriate deionized water.
2. water-based acrylic heat insulation coating according to claim 1, it is characterised in that：Aqueous elastic acrylic emulsion
Solid content be 45.5%, hydrophobic powder be organosilicon hydrophobic powder.
3. water-based acrylic heat insulation coating according to claim 1, it is characterised in that：The mesh number of magnesia is 325
Mesh, the mesh number of aerosil is 500 mesh, and the mesh number of hydrophobic powder is 400 mesh.
4. water-based acrylic heat insulation coating according to claim 1, it is characterised in that：Dispersant is triethyl group hexyl
Phosphoric acid, lauryl sodium sulfate, methyl anyl alcohol, cellulose derivative, polyacrylamide, guar gum, fatty acid polyethylene glycol ester
One or two or more kinds of mixtures.
5. water-based acrylic heat insulation coating according to claim 1, it is characterised in that：Sterilization antiseptic is hypochlorous acid
Salt, chloramines, di-2-ethylhexylphosphine oxide thiocyanates, the cyanoacetamide of 2,2- dibromos one, l, 2- benzisothiazole-3-ketones, Kathon CG
One or two or more kinds of mixtures.
6. water-based acrylic heat insulation coating according to claim 1, it is characterised in that：Defoamer be silicone emulsion,
The fatty acid ester compounded thing of higher alcohols, polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polyoxypropylene
Glycerin ether, polyoxyethylene polyoxypropylene glycerin ether, one or two or more kinds of mixtures of dimethyl silicone polymer.
7. a kind of preparation method of the water-based acrylic heat insulation coating described in claim 1 ~ 6 any one, its feature exists
In：Comprise the following steps：
First, various raw materials are weighed respectively according to above-mentioned parts by weight；
2nd, by attapulgite, titanium dioxide, clay, brucite fiber cotton, calcium silicates, magnesia, aerosil, hydrophobic powder
It is added in mixer, control temperature stirs 10-20min at 86-90 DEG C；
3rd, aqueous elastic acrylic emulsion, NBR latex are continuously added in the mixer in step 2, sterilization antiseptic, is disappeared
Infusion, dispersant and deionized water, it is room temperature to control temperature, is stirred.
8. the preparation method of water-based acrylic heat insulation coating according to claim 7, it is characterised in that：In step 2
The rotating speed of mixer is 200r/min；The rotating speed of mixer is 400r/min in step 3.
9. the preparation method of water-based acrylic heat insulation coating according to claim 7, it is characterised in that：In step 3
Whipping process is：5min is first stirred, 5min is then stood, finally stirs.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108841296A (en) * | 2018-07-26 | 2018-11-20 | 合肥广民建材有限公司 | A kind of inner wall of building thermal insulation coatings and preparation method thereof |
| CN112111201A (en) * | 2020-09-02 | 2020-12-22 | 广西标牌化学科技有限公司 | Environment-friendly latex paint and preparation method thereof |
| CN113563777A (en) * | 2020-04-29 | 2021-10-29 | 李泽亮 | Green environment-friendly efficient hydrophobic emulsion |
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| CN101974274A (en) * | 2010-10-27 | 2011-02-16 | 常州光辉化工有限公司 | Water-based acrylic heat insulation coating and preparation method thereof |
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