CN114381157A - Environment-friendly reflective heat-insulation barium sulfate coating - Google Patents
Environment-friendly reflective heat-insulation barium sulfate coating Download PDFInfo
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- CN114381157A CN114381157A CN202210047370.5A CN202210047370A CN114381157A CN 114381157 A CN114381157 A CN 114381157A CN 202210047370 A CN202210047370 A CN 202210047370A CN 114381157 A CN114381157 A CN 114381157A
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- barium sulfate
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- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 title claims abstract description 118
- 238000000576 coating method Methods 0.000 title claims abstract description 71
- 239000011248 coating agent Substances 0.000 title claims abstract description 68
- 238000009413 insulation Methods 0.000 title claims abstract description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910001868 water Inorganic materials 0.000 claims abstract description 35
- 239000004568 cement Substances 0.000 claims abstract description 24
- 239000011521 glass Substances 0.000 claims abstract description 24
- 239000000853 adhesive Substances 0.000 claims abstract description 23
- 230000001070 adhesive effect Effects 0.000 claims abstract description 23
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000002270 dispersing agent Substances 0.000 claims abstract description 23
- 239000003822 epoxy resin Substances 0.000 claims abstract description 23
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 23
- 239000002562 thickening agent Substances 0.000 claims abstract description 23
- 239000000839 emulsion Substances 0.000 claims abstract description 19
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000004964 aerogel Substances 0.000 claims abstract description 18
- 239000002002 slurry Substances 0.000 claims abstract description 18
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000004005 microsphere Substances 0.000 claims abstract description 12
- 125000005375 organosiloxane group Chemical group 0.000 claims abstract description 5
- 239000000654 additive Substances 0.000 claims abstract description 4
- 230000000996 additive effect Effects 0.000 claims abstract description 4
- 239000013530 defoamer Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 93
- 239000000203 mixture Substances 0.000 claims description 70
- 238000002156 mixing Methods 0.000 claims description 18
- 239000002518 antifoaming agent Substances 0.000 claims description 14
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 229910000278 bentonite Inorganic materials 0.000 claims description 5
- 229940092782 bentonite Drugs 0.000 claims description 5
- 239000000440 bentonite Substances 0.000 claims description 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 5
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 claims description 5
- 229910021485 fumed silica Inorganic materials 0.000 claims description 5
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 229940080314 sodium bentonite Drugs 0.000 claims description 5
- 229910000280 sodium bentonite Inorganic materials 0.000 claims description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 3
- 150000004645 aluminates Chemical class 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- 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
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses an environment-friendly reflective heat-insulation barium sulfate coating, which relates to the technical field of coatings, and adopts the technical scheme that: the compound feed comprises raw materials and auxiliary materials, wherein the raw materials (by weight) comprise: 30-50 g of water, 20-30 g of modified aerogel slurry, 10-18 g of titanium dioxide, 24-36 g of barium sulfate, 12-14 g of aqueous emulsion, 10-12 g of methacrylic acid, 8-12 g of organosiloxane, 6-8 g of aqueous epoxy resin, 10-12 g of high-alumina cement, 4-8 g of glass flakes and 4-8 g of hollow microspheres, wherein the auxiliary materials comprise (by weight): 6g-8g of film-forming additive, 4g-6g of dispersant, 2g-6g of defoamer, 4g-6g of thickener, 3g-5g of pH regulator and 5g-8g of adhesive, and the environment-friendly reflective heat-insulating barium sulfate coating has the beneficial effects that: the corrosion resistance of the coating is improved through the waterborne epoxy resin, the high-alumina cement and the glass flakes, and the service life of the coating is greatly prolonged after the coating is coated through the improvement of the corrosion resistance of the coating, so that the service performance of the coating is improved.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to an environment-friendly reflective heat-insulating barium sulfate coating.
Background
The susceptibility of a coating to microbial attack depends on the chemical nature of the coating and the solvent, the type of surface covering, and the conditions to which the coating film is exposed. The coating is traditionally named as paint in China. The coating is a continuous film which is coated on the surface of a protected or decorated object and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigment and filler, adding corresponding auxiliary agents and using organic solvent or water.
The prior art has the following defects: the existing environment-friendly reflective heat-insulating barium sulfate coating generally has the phenomenon of poor corrosion resistance, so that the service time of the coating is greatly reduced after the coating is coated, and the service performance of the coating is influenced.
Therefore, it is necessary to invent an environment-friendly reflective insulation barium sulfate coating.
Disclosure of Invention
Therefore, the invention provides an environment-friendly reflective heat-insulation barium sulfate coating, which is prepared by selecting water, modified aerogel slurry, titanium dioxide, barium sulfate, water-based emulsion, methacrylic acid, organosiloxane, water-based epoxy resin, high-alumina cement, glass flakes and hollow microspheres as raw materials, selecting a film-forming assistant, a dispersing agent, a defoaming agent, a thickening agent, a pH regulator and an adhesive as auxiliary materials and then proportioning according to a certain proportion, so as to solve the problem that the existing environment-friendly reflective heat-insulation barium sulfate coating is poor in corrosion resistance.
In order to achieve the above purpose, the invention provides the following technical scheme: the environment-friendly reflective heat-insulation barium sulfate coating comprises raw materials and auxiliary materials, wherein the raw materials (by weight) comprise: 30-50 g of water, 20-30 g of modified aerogel slurry, 10-18 g of titanium dioxide, 24-36 g of barium sulfate, 12-14 g of aqueous emulsion, 10-12 g of methacrylic acid, 8-12 g of organosiloxane, 6-8 g of aqueous epoxy resin, 10-12 g of high-alumina cement, 4-8 g of glass flakes and 4-8 g of hollow microspheres, wherein the auxiliary materials comprise (by weight): 6-8 g of film-forming additive, 4-6 g of dispersant, 2-6 g of defoamer, 4-6 g of thickener, 3-5 g of pH regulator and 5-8 g of adhesive.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: the dispersing agent is a mixture consisting of polyethylene low molecular wax and stearate.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: the thickening agent is one or a mixture of more of fumed silica, sodium bentonite and organic bentonite.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: the adhesive is composed of styrene-butadiene rubber and polyurethane.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: the preparation method comprises the following specific steps:
s1, putting the water, the modified aerogel slurry and the titanium dioxide into a stirrer for stirring and mixing, and after mixing, adding methacrylic acid into the stirrer for stirring and mixing to obtain a mixture A;
s2, putting the barium sulfate and the aqueous emulsion into a stirrer to be stirred and mixed, adding the organic siloxane into the stirrer to be stirred and mixed after mixing, and obtaining a mixture B;
s3, putting the water-based epoxy resin, the high-alumina cement and the glass flakes into a stirrer to be stirred and mixed, so as to obtain a mixture C;
s4, putting the dispersing agent, the hollow microspheres and the mixture A into a stirrer to be stirred and mixed, so as to obtain a mixture D;
s5, putting the mixture B, the mixture C and the mixture D into a stirrer for stirring and mixing, and adding the film-forming aid, the defoaming agent, the thickening agent, the pH regulator and the adhesive into the stirrer in sequence while stirring for stirring and mixing;
and S6, standing the mixed product, and naturally cooling to obtain the coating.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: in the step S1, the stirring temperature of the water, the modified aerogel slurry and the titanium dioxide is 40-60 degrees, the stirring time is 20-30 min, the stirring temperature after the methacrylic acid is added is 60-80 degrees, and the stirring time is 25-35 min.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: in the S2, the stirring temperature of the barium sulfate and the aqueous emulsion is 70-80 degrees, the stirring time is 20-30 min, the stirring temperature after the organic siloxane is added is 85-90 degrees, and the stirring time is 35-40 min.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: in the S3, the stirring temperature of the water-based epoxy resin, the high-alumina cement and the glass flakes is 90-100 degrees, and the stirring time is 30-35 min.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: in the S4, the stirring temperature of the dispersing agent, the hollow microspheres and the mixture A is 90-95 ℃, and the stirring time is 30-35 min.
As a preferred scheme of the environment-friendly reflective heat-insulating barium sulfate coating, the environment-friendly reflective heat-insulating barium sulfate coating comprises the following components in percentage by weight: in the S5, the stirring temperature of the mixture B, the mixture C and the mixture D is 120-130 degrees, the stirring time is 1-1.5 hours, the stirring temperature after the film-forming assistant, the defoaming agent, the thickening agent, the pH regulator and the adhesive are sequentially added is 100-130 degrees, and the stirring time is 1-2 hours.
The invention has the beneficial effects that:
the corrosion resistance of the coating is improved through the waterborne epoxy resin, the high-alumina cement and the glass flakes, and the service life of the coating is greatly prolonged after the coating is coated through the improvement of the corrosion resistance of the coating, so that the service performance of the coating is improved.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is in no way intended to limit the invention.
Example 1:
the environment-friendly reflective heat-insulation barium sulfate coating comprises raw materials and auxiliary materials, wherein the raw materials (by weight) comprise: 30g of water, 20g of modified aerogel slurry, 10g of titanium dioxide, 24g of barium sulfate, 12g of water-based emulsion, 10g of methacrylic acid, 8g of organic siloxane, 6g of water-based epoxy resin, 10g of high-alumina cement, 4g of glass flake and 4g of hollow microsphere, wherein the auxiliary materials (by weight) comprise: 6g of film-forming additive, 4g of dispersing agent, 2g of defoaming agent, 4g of thickening agent, 3g of pH regulator and 5g of adhesive;
water-based epoxy resin: the waterborne epoxy resin is a stable dispersion system prepared by dispersing the epoxy resin in a dispersion medium taking water as a continuous phase in a form of particles or liquid drops, and is mainly characterized by excellent corrosion resistance and good environmental protection performance;
high-alumina cement: the high-alumina cement is a hydraulic cementing material which is prepared by using bauxite and lime as raw materials according to a certain proportion, calcining and grinding the raw materials to prepare aluminate as a main mineral component, and is also called aluminate cement, and the high-alumina cement has the functions of heat resistance and corrosion resistance;
glass flake: the glass flake is a glass fragment with the thickness of 5 microns, is prepared by melting medium-alkali glass with the temperature of more than 1200 ℃ through the process steps of bubbling, cooling, crushing, screening, grinding and the like, and has high cohesive force and excellent chemical resistance and ageing resistance.
Further, the dispersing agent is a mixture consisting of polyethylene low molecular wax and stearate.
Further, the thickening agent is one or a mixture of more of fumed silica, sodium bentonite and organic bentonite.
Further, the adhesive is composed of styrene-butadiene rubber and polyurethane.
Further, the preparation method comprises the following specific steps:
s1, placing water, the modified aerogel slurry and the titanium dioxide into a stirrer to be stirred and mixed, adding methacrylic acid into the stirrer to be stirred and mixed after mixing, and obtaining a mixture A, wherein the stirring temperature of the water, the modified aerogel slurry and the titanium dioxide is 40 degrees, the stirring time is 20 minutes, the stirring temperature after the methacrylic acid is added is 60 degrees, and the stirring time is 25 minutes;
s2, putting the barium sulfate and the aqueous emulsion into a stirrer to be stirred and mixed, adding the organic siloxane into the stirrer to be stirred and mixed after mixing, and obtaining a mixture B, wherein the stirring temperature of the barium sulfate and the aqueous emulsion is 70 degrees, the stirring time is 20 minutes, the stirring temperature after the organic siloxane is added is 85 degrees, and the stirring time is 35 minutes;
s3, placing the water-based epoxy resin, the high-alumina cement and the glass flakes into a stirrer to be stirred and mixed, so as to obtain a mixture C, wherein the stirring temperature of the water-based epoxy resin, the high-alumina cement and the glass flakes is 90 degrees, and the stirring time is 30 min;
s4, putting the dispersing agent, the cenospheres and the mixture A into a stirrer to be stirred and mixed, so as to obtain a mixture D, wherein the stirring temperature of the dispersing agent, the cenospheres and the mixture A is 90 degrees, and the stirring time is 30 min;
s5, placing the mixture B, the mixture C and the mixture D into a stirrer to be stirred and mixed, sequentially adding a film forming aid, a defoaming agent, a thickening agent, a PH regulator and an adhesive into the stirrer to be stirred and mixed while stirring, wherein the stirring temperature of the mixture B, the mixture C and the mixture D is 120 degrees, the stirring time is 1h, the stirring temperature after the film forming aid, the defoaming agent, the thickening agent, the PH regulator and the adhesive are sequentially added is 100 degrees, and the stirring time is 1 h;
and S6, standing the mixed product, and naturally cooling to obtain the coating.
Example 2:
the environment-friendly reflective heat-insulation barium sulfate coating comprises raw materials and auxiliary materials, wherein the raw materials (by weight) comprise: 40g of water, 25g of modified aerogel slurry, 14g of titanium dioxide, 30g of barium sulfate, 13g of aqueous emulsion, 11g of methacrylic acid, 10g of organic siloxane, 7g of aqueous epoxy resin, 11g of high-alumina cement, 6g of glass flake and 6g of hollow microsphere, wherein the auxiliary materials (by weight) comprise: 7g of film-forming assistant, 5g of dispersing agent, 4g of defoaming agent, 5g of thickening agent, 4g of pH regulator and 6.5g of adhesive.
Further, the dispersing agent is a mixture consisting of polyethylene low molecular wax and stearate.
Further, the thickening agent is one or a mixture of more of fumed silica, sodium bentonite and organic bentonite.
Further, the adhesive is composed of styrene-butadiene rubber and polyurethane.
Further, the preparation method comprises the following specific steps:
s1, placing water, the modified aerogel slurry and the titanium dioxide into a stirrer to be stirred and mixed, adding methacrylic acid into the stirrer to be stirred and mixed after mixing, and obtaining a mixture A, wherein the stirring temperature of the water, the modified aerogel slurry and the titanium dioxide is 50 degrees, the stirring time is 25 minutes, the stirring temperature after the methacrylic acid is added is 70 degrees, and the stirring time is 30 minutes;
s2, putting the barium sulfate and the aqueous emulsion into a stirrer to be stirred and mixed, adding the organic siloxane into the stirrer to be stirred and mixed after mixing, and obtaining a mixture B, wherein the stirring temperature of the barium sulfate and the aqueous emulsion is 75 degrees, the stirring time is 25min, the stirring temperature after the organic siloxane is added is 87.5 degrees, and the stirring time is 37.5 min;
s3, placing the water-based epoxy resin, the high-alumina cement and the glass flakes into a stirrer to be stirred and mixed, so as to obtain a mixture C, wherein the stirring temperature of the water-based epoxy resin, the high-alumina cement and the glass flakes is 95 degrees, and the stirring time is 32.5 min;
s4, placing the dispersing agent, the cenospheres and the mixture A into a stirrer to be stirred and mixed, and obtaining a mixture D, wherein the stirring temperature of the dispersing agent, the cenospheres and the mixture A is 92.5 degrees, and the stirring time is 32.5 min;
s5, placing the mixture B, the mixture C and the mixture D into a stirrer to be stirred and mixed, sequentially adding a film forming aid, a defoaming agent, a thickening agent, a pH regulator and an adhesive into the stirrer to be stirred and mixed while stirring, wherein the stirring temperature of the mixture B, the mixture C and the mixture D is 125 degrees, the stirring time is 1.25 hours, the stirring temperature after the film forming aid, the defoaming agent, the thickening agent, the pH regulator and the adhesive are sequentially added is 115 degrees, and the stirring time is 1.5 hours;
and S6, standing the mixed product, and naturally cooling to obtain the coating.
Example 3:
the environment-friendly reflective heat-insulation barium sulfate coating comprises raw materials and auxiliary materials, wherein the raw materials (by weight) comprise: 50g of water, 30g of modified aerogel slurry, 18g of titanium dioxide, 36g of barium sulfate, 14g of aqueous emulsion, 12g of methacrylic acid, 12g of organic siloxane, 8g of aqueous epoxy resin, 12g of high-alumina cement, 8g of glass flake and 8g of hollow microsphere, wherein the auxiliary materials (by weight) comprise: 8g of film-forming assistant, 6g of dispersing agent, 6g of defoaming agent, 6g of thickening agent, 5g of pH regulator and-8 g of adhesive.
Further, the dispersing agent is a mixture consisting of polyethylene low molecular wax and stearate.
Further, the thickening agent is one or a mixture of more of fumed silica, sodium bentonite and organic bentonite.
Further, the adhesive is composed of styrene-butadiene rubber and polyurethane.
Further, the preparation method comprises the following specific steps:
s1, placing water, the modified aerogel slurry and the titanium dioxide into a stirrer to be stirred and mixed, adding methacrylic acid into the stirrer to be stirred and mixed after mixing, and obtaining a mixture A, wherein the stirring temperature of the water, the modified aerogel slurry and the titanium dioxide is 60 degrees, the stirring time is 30 minutes, the stirring temperature after the methacrylic acid is added is 80 degrees, and the stirring time is 35 minutes;
s2, putting the barium sulfate and the aqueous emulsion into a stirrer to be stirred and mixed, adding the organic siloxane into the stirrer to be stirred and mixed after mixing, and obtaining a mixture B, wherein the stirring temperature of the barium sulfate and the aqueous emulsion is 80 degrees, the stirring time is 30min, the stirring temperature after the organic siloxane is added is 90 degrees, and the stirring time is 40 min;
s3, placing the water-based epoxy resin, the high-alumina cement and the glass flakes into a stirrer to be stirred and mixed, so as to obtain a mixture C, wherein the stirring temperature of the water-based epoxy resin, the high-alumina cement and the glass flakes is 100 degrees, and the stirring time is 35 min;
s4, placing the dispersing agent, the cenospheres and the mixture A into a stirrer to be stirred and mixed, and obtaining a mixture D, wherein the stirring temperature of the dispersing agent, the cenospheres and the mixture A is 95 degrees, and the stirring time is 35 min;
s5, placing the mixture B, the mixture C and the mixture D into a stirrer to be stirred and mixed, sequentially adding a film forming aid, a defoaming agent, a thickening agent, a pH regulator and an adhesive into the stirrer to be stirred and mixed while stirring, wherein the stirring temperature of the mixture B, the mixture C and the mixture D is 130 degrees, the stirring time is 1.5 hours, the stirring temperature after the film forming aid, the defoaming agent, the thickening agent, the pH regulator and the adhesive are sequentially added is 130 degrees, and the stirring time is 2 hours;
and S6, standing the mixed product, and naturally cooling to obtain the coating.
The coatings prepared in examples 1-3 above were compared to obtain the following data:
as can be seen from the above table, the coating prepared in examples 1 to 3 has better performance in corrosion resistance, service life after coating and aging conditions, but the coating has different effects in corrosion resistance, service life after coating and aging conditions due to different proportions of water, modified aerogel slurry, titanium dioxide, barium sulfate, aqueous emulsion, methacrylic acid, organosiloxane, aqueous epoxy resin, high alumina cement, glass flakes, hollow microspheres, film-forming aid, dispersant, defoamer, thickener, PH regulator and adhesive.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (10)
1. The environment-friendly reflective heat-insulation barium sulfate coating comprises raw materials and auxiliary materials, and is characterized in that: the raw materials (by weight) comprise: 30-50 g of water, 20-30 g of modified aerogel slurry, 10-18 g of titanium dioxide, 24-36 g of barium sulfate, 12-14 g of aqueous emulsion, 10-12 g of methacrylic acid, 8-12 g of organosiloxane, 6-8 g of aqueous epoxy resin, 10-12 g of high-alumina cement, 4-8 g of glass flakes and 4-8 g of hollow microspheres, wherein the auxiliary materials comprise (by weight): 6-8 g of film-forming additive, 4-6 g of dispersant, 2-6 g of defoamer, 4-6 g of thickener, 3-5 g of pH regulator and 5-8 g of adhesive.
2. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 1, wherein: the dispersing agent is a mixture consisting of polyethylene low molecular wax and stearate.
3. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 1, wherein: the thickening agent is one or a mixture of more of fumed silica, sodium bentonite and organic bentonite.
4. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 1, wherein: the adhesive is composed of styrene-butadiene rubber and polyurethane.
5. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 1, wherein: the preparation method comprises the following specific steps:
s1, putting the water, the modified aerogel slurry and the titanium dioxide into a stirrer for stirring and mixing, and after mixing, adding methacrylic acid into the stirrer for stirring and mixing to obtain a mixture A;
s2, putting the barium sulfate and the aqueous emulsion into a stirrer to be stirred and mixed, adding the organic siloxane into the stirrer to be stirred and mixed after mixing, and obtaining a mixture B;
s3, putting the water-based epoxy resin, the high-alumina cement and the glass flakes into a stirrer to be stirred and mixed, so as to obtain a mixture C;
s4, putting the dispersing agent, the hollow microspheres and the mixture A into a stirrer to be stirred and mixed, so as to obtain a mixture D;
s5, putting the mixture B, the mixture C and the mixture D into a stirrer for stirring and mixing, and adding the film-forming aid, the defoaming agent, the thickening agent, the pH regulator and the adhesive into the stirrer in sequence while stirring for stirring and mixing;
and S6, standing the mixed product, and naturally cooling to obtain the coating.
6. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 5, wherein: in the step S1, the stirring temperature of the water, the modified aerogel slurry and the titanium dioxide is 40-60 degrees, the stirring time is 20-30 min, the stirring temperature after the methacrylic acid is added is 60-80 degrees, and the stirring time is 25-35 min.
7. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 5, wherein: in the S2, the stirring temperature of the barium sulfate and the aqueous emulsion is 70-80 degrees, the stirring time is 20-30 min, the stirring temperature after the organic siloxane is added is 85-90 degrees, and the stirring time is 35-40 min.
8. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 5, wherein: in the S3, the stirring temperature of the water-based epoxy resin, the high-alumina cement and the glass flakes is 90-100 degrees, and the stirring time is 30-35 min.
9. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 5, wherein: in the S4, the stirring temperature of the dispersing agent, the hollow microspheres and the mixture A is 90-95 ℃, and the stirring time is 30-35 min.
10. The environment-friendly reflective insulation barium sulfate coating as claimed in claim 5, wherein: in the S5, the stirring temperature of the mixture B, the mixture C and the mixture D is 120-130 degrees, the stirring time is 1-1.5 hours, the stirring temperature after the film-forming assistant, the defoaming agent, the thickening agent, the pH regulator and the adhesive are sequentially added is 100-130 degrees, and the stirring time is 1-2 hours.
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| CN202210047370.5A CN114381157A (en) | 2022-01-17 | 2022-01-17 | Environment-friendly reflective heat-insulation barium sulfate coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115074031A (en) * | 2022-06-29 | 2022-09-20 | 吉力水性新材料科技（珠海）有限公司 | Water-based antibacterial and antistatic coating and preparation method thereof |
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| CN105778689A (en) * | 2016-03-17 | 2016-07-20 | 上海三科涂料化工有限公司 | Environment-friendly multicolor waterborne reflecting heat-insulating thermal coating and preparation method thereof |
| CN110938352A (en) * | 2019-12-24 | 2020-03-31 | 西北大学 | Water-based epoxy resin coating and preparation method thereof |
| CN112358264A (en) * | 2020-11-16 | 2021-02-12 | 泰兴市彩之源化学有限公司 | Universal anti-corrosion slurry |
| CN113292273A (en) * | 2021-06-10 | 2021-08-24 | 安徽瑞澳混凝土有限公司 | Concrete composite additive and preparation method thereof |
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| CN105778689A (en) * | 2016-03-17 | 2016-07-20 | 上海三科涂料化工有限公司 | Environment-friendly multicolor waterborne reflecting heat-insulating thermal coating and preparation method thereof |
| CN110938352A (en) * | 2019-12-24 | 2020-03-31 | 西北大学 | Water-based epoxy resin coating and preparation method thereof |
| CN112358264A (en) * | 2020-11-16 | 2021-02-12 | 泰兴市彩之源化学有限公司 | Universal anti-corrosion slurry |
| CN113292273A (en) * | 2021-06-10 | 2021-08-24 | 安徽瑞澳混凝土有限公司 | Concrete composite additive and preparation method thereof |
Cited By (1)
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| CN115074031A (en) * | 2022-06-29 | 2022-09-20 | 吉力水性新材料科技（珠海）有限公司 | Water-based antibacterial and antistatic coating and preparation method thereof |
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