CN115216185A - Reflective heat-insulation coating, preparation method thereof and reflective heat-insulation composite layer - Google Patents
Reflective heat-insulation coating, preparation method thereof and reflective heat-insulation composite layer Download PDFInfo
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- CN115216185A CN115216185A CN202210815363.5A CN202210815363A CN115216185A CN 115216185 A CN115216185 A CN 115216185A CN 202210815363 A CN202210815363 A CN 202210815363A CN 115216185 A CN115216185 A CN 115216185A
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
-
- 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
- C09D143/00—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 containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The invention belongs to the technical field of coatings, and particularly relates to a reflective heat-insulating coating, a preparation method thereof and a reflective heat-insulating composite layer. The reflective heat-insulating coating comprises: 10-20% of organic silicon modified acrylic emulsion, 10-20% of styrene-acrylic emulsion, 5-15% of hollow glass beads, 3-5% of nano titanium dioxide, 5-15% of super-hydrophobic silicon dioxide aerogel powder, 2-5% of perlite powder, 1-3% of sepiolite, 2-5% of heavy calcium carbonate powder, 0.5-1% of dispersing agent, 0.5-1% of mildew inhibitor, 0.2-1% of defoaming agent, 0.5-1% of rheological additive and the balance of water. The reflective heat-insulating coating provided by the invention has the advantages of good reflective heat-insulating effect, high stability and long storage time.
Description
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to a reflective heat-insulation coating, a preparation method thereof and a reflective heat-insulation composite layer.
Background
The atmospheric temperature in summer is generally above 30 ℃, and when the outer surfaces of building materials such as cement, concrete, ceramic tiles, metal, insulating bricks, glass and the like are subjected to long-term solar irradiation, the temperature of the building materials can reach 40-60 ℃. When the color steel plate, the waterproof material and the like are subjected to long-term solar irradiation, the temperature of the color steel plate, the waterproof material and the like can even reach the scalding temperature of 60-80 ℃. Such a situation adversely affects normal human living, material storage, and equipment safety.
The reflective heat-insulating coating is used on the building roof and the surface of the granary, so that the temperature of the surface and the interior of the building roof and the granary can be effectively reduced, the temperature change of the surface of the building can be relieved, and the building can be well protected. The film-formed reflective heat-insulating coating has the characteristics of high reflection to solar heat rays and high emission to high far infrared rays, so that solar radiation is effectively isolated, the indoor temperature is reduced, and the power consumption of a refrigeration air conditioner is saved. The reflective heat-insulating coating is a new material for building energy conservation, and has been applied to actual building energy-saving projects. The silica aerogel thermal insulation coating is in a development stage, but the technology is not mature yet and needs to be further developed.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a reflective heat-insulation coating, a preparation method thereof and a reflective heat-insulation composite layer. The reflective heat-insulating coating provided by the invention is used for building roofs, granaries and the like to achieve the reflective heat-insulating effect. The reflective heat-insulating coating can reflect sunlight, prevent heat from entering the interior of the granary, further reduce the temperature in the granary and better realize low-temperature grain storage.
The technical scheme provided by the invention is as follows:
the reflective heat insulation coating comprises the following components in percentage by weight: 10-20% of organic silicon modified acrylic emulsion, 10-20% of styrene-acrylic emulsion, 5-15% of hollow glass beads, 3-5% of nano titanium dioxide, 5-15% of super-hydrophobic silicon dioxide aerogel powder, 2-5% of perlite powder, 1-3% of sepiolite, 2-5% of heavy calcium carbonate powder, 0.5-1% of dispersing agent, 0.5-1% of mildew inhibitor, 0.2-1% of defoaming agent, 0.5-1% of rheological additive and the balance of water.
Further, the reflective heat insulation coating also comprises 0.5-1% of water-based wetting dispersant BYK-109.
In the technical scheme, the super-hydrophobic silicon dioxide aerogel powder is dispersed into the water-based emulsion, the water-based wetting dispersant BYK-109 is adopted, the addition amount is 0.5-1%, the chemical component of the product is high molecular weight hydroxyalkylamide, a hydrogen bond can be formed in water, the structure of the aerogel powder can not be damaged in the dispersion process, and meanwhile, the hydrophobic aerogel powder can be uniformly dispersed into the water-based emulsion.
Further, the reflective heat insulation coating also comprises 0.5-1% of a stabilizer OPTIGEL-W724.
In the technical scheme, the super-hydrophobic silica aerogel powder has extremely low density which can be as low as 0.1g/cm & lt 3 & gt, is easily layered when added into a coating system, is easily floated above the coating, is added with OPTIGEL-W724, contains activated layered silicate as a chemical component, and is added in an amount of 0.5-1%, so that the storage stability of the water-based aerogel coating can be greatly improved, and the prepared coating has a heat conductivity coefficient as low as 0.040W/& gtk.
Specifically, the dispersant is any one selected from polycaprolactone polyol and polyethyleneimine block copolymer, acrylate high-molecular dispersant, polyurethane dispersant or polyester high-molecular dispersant.
Specifically, the mildew inhibitor is selected from any one of MIT, CIT, OIT, DCOIT, BIT or IPBC.
Specifically, the defoaming agent is any one selected from polyether defoaming agents, high-carbon alcohol defoaming agents and organic silicon defoaming agents.
Specifically, the rheological aid is any one selected from inorganic thickeners, cellulose thickeners and polyurethane thickeners.
The dispersing agent, the mildew inhibitor, the defoaming agent and the rheological additive can be selected from the existing materials.
The invention also provides a preparation method of the reflective heat-insulating coating, which comprises the following steps: mixing the components according to the amount of the formula to obtain the composition.
The present invention also provides a reflective insulation composite layer comprising:
leveling layer of light thermal insulation mortar;
the water-based sealing primer layer is attached to the light thermal insulation mortar leveling layer;
a layer of the reflective thermal barrier coating provided by the present invention adhered to the aqueous make coat layer;
and an antifouling finish attached to the layer of reflective thermal barrier coating.
Specifically, the lightweight thermal insulation mortar leveling layer comprises the following components in parts by weight: 10-20% of cement, 3-8% of lime, 25-40% of medium coarse sand, 5-10% of expanded perlite, 5-10% of nano silicon dioxide micropowder, 3-5% of sepiolite and the balance of water;
specifically, the water-based seal primer layer comprises the following components in parts by weight: 50-70% of waterborne self-crosslinking acrylic resin, 5-15% of waterborne polyurethane dispersion, 3-10% of nano silicon dioxide micropowder, 0.5-1% of dispersant, 0.5-1% of film-forming assistant, 0.5-1% of thickener, 0.2-1% of bactericide and the balance of water.
Specifically, before the construction of the cement substrate, a layer of the light thermal insulation mortar leveling layer is firstly sprayed and constructed. And then, constructing a layer of water-based sealing primer on the light mortar leveling layer. After the water-based seal coat paint is cured, a heat-insulating reflecting coating layer is constructed, and can be brushed, rolled and sprayed, the thickness of one construction is 0.5-1mm, the surface drying time is 20-60min, and the next construction can be carried out after the surface is dried until the required thickness is 2-3mm. And after the reflective heat-insulating layer is cured for 24 hours, constructing a layer of antifouling finish paint which can be brushed, rolled and sprayed. The curing time is 5-10h, and the curing is completed for 24h.
The reflective heat-insulating coating provided by the invention has the advantages of good reflective heat-insulating effect, high stability and long storage time.
Drawings
FIG. 1 shows the results of a comparison of a blank can with a can having a thermal barrier reflective coating according to the present invention.
FIG. 2 is a graph of data comparing the thermal insulation performance of a reflective thermal barrier coating provided by the present invention with a different comparative example at the same temperature.
Detailed Description
The principles and features of the present invention are described below, and the examples are provided for illustration only and are not intended to limit the scope of the present invention.
Example 1
Mixing the following components in percentage by weight to obtain the reflective heat-insulating coating:
10% of organic silicon modified acrylic emulsion, 20% of styrene-acrylic emulsion, 5% of hollow glass beads, 5% of nano titanium dioxide, 13% of super-hydrophobic silicon dioxide aerogel powder, 5% of perlite powder, 1% of sepiolite, 5% of heavy calcium powder, 1% of dispersing agent, 1% of mildew preventive, 1% of defoaming agent, 0.5% of rheological additive, 0.5% of water-based wetting dispersing agent BYK-109,0.5% of stabilizing agent OPTIGEL-W724 and the balance of water. The dispersant is acrylate polymer dispersant; the mildew inhibitor is MIT; the defoaming agent is a polyether defoaming agent; the rheological additive is polyurethane rheological additive.
Example 2
Mixing the following components in percentage by weight to obtain the reflective heat-insulating coating:
15% of organic silicon modified acrylic emulsion, 15% of styrene-acrylic emulsion, 8% of hollow glass beads, 4% of nano titanium dioxide, 10% of super-hydrophobic silicon dioxide aerogel powder, 3% of perlite powder, 3% of sepiolite, 3% of heavy calcium powder, 0.5% of dispersing agent, 0.5% of mildew preventive, 0.2% of defoaming agent, 0.7% of rheological additive, 0.5% of water-based wetting dispersing agent BYK-109,0.5% of stabilizing agent OPTIGEL-W724 and the balance of water. The dispersant is polyurethane dispersant; the mildew preventive is CIT; the defoaming agent is an organic silicon defoaming agent; the rheological additive is an inorganic rheological additive.
Example 3
Mixing the following components in percentage by weight to obtain the reflective heat-insulating coating:
20% of organic silicon modified acrylic emulsion, 10% of styrene-acrylic emulsion, 5% of hollow glass beads, 3% of nano titanium dioxide, 15% of super-hydrophobic silicon dioxide aerogel powder, 2% of perlite powder, 2% of sepiolite, 2% of heavy calcium powder, 0.7% of dispersing agent, 0.7% of mildew preventive, 0.3% of defoaming agent, 1% of rheological additive, 0.5% of water-based wetting dispersing agent BYK-109,0.5% of stabilizing agent OPTIGEL-W724 and the balance of water. The dispersant is a polyester dispersant; the mildew preventive is OIT; the defoaming agent is high-carbon alcohol; the rheological additive is cellulose rheological additive.
Comparative example 1
The formulation was the same as example 1 except that BYK-109 was not added.
10% of organic silicon modified acrylic emulsion, 20% of styrene-acrylic emulsion, 5% of hollow glass beads, 5% of nano titanium dioxide, 13% of super-hydrophobic silicon dioxide aerogel powder, 5% of perlite powder, 1% of sepiolite, 5% of heavy calcium powder, 1% of dispersing agent, 1% of mildew preventive, 1% of defoaming agent, 0.5% of rheological additive, 0% of water-based wetting dispersing agent BYK-109,0.5% of stabilizer OPTIGEL-W724 and the balance of water. The dispersant is acrylate polymer dispersant; the mildew inhibitor is MIT; the defoaming agent is a polyether defoaming agent; the rheological additive is polyurethane rheological additive.
Comparative example 2
The formulation was the same as in example 1 except that OPTIEL-W724 was not added.
15% of organic silicon modified acrylic emulsion, 15% of styrene-acrylic emulsion, 8% of hollow glass beads, 4% of nano titanium dioxide, 10% of super-hydrophobic silica aerogel powder, 3% of perlite powder, 3% of sepiolite, 3% of triple superphosphate powder, 0.5% of dispersing agent, 0.5% of mildew preventive, 0.2% of defoaming agent, 0.7% of rheological additive, 0.5% of water-based wetting dispersing agent BYK-109,0% of stabilizing agent OPTIGEL-W724 and the balance of water. The dispersant is polyurethane dispersant; the mildew inhibitor is CIT; the defoaming agent is an organic silicon defoaming agent; the rheological additive is an inorganic rheological additive.
Comparative example 3
The formulation was the same as example 1 except that BYK-109 and OPTIEL-W724 were not added.
20% of organic silicon modified acrylic emulsion, 10% of styrene-acrylic emulsion, 5% of hollow glass beads, 3% of nano titanium dioxide, 15% of super-hydrophobic silicon dioxide aerogel powder, 2% of perlite powder, 2% of sepiolite, 2% of heavy calcium powder, 0.7% of dispersing agent, 0.7% of mildew preventive, 0.3% of defoaming agent, 1% of rheological additive, 0% of water-based wetting dispersing agent BYK-109,0% of stabilizing agent OPTIGEL-W724 and the balance of water. The dispersant is a polyester dispersant; the mildew preventive is OIT; the defoaming agent is high-carbon alcohol; the rheological additive is cellulose rheological additive.
Test example 1:
direct sunlight test of iron box
Two identical iron boxes were prepared, the heat-insulating reflective coating prepared in example 1 was uniformly coated on the iron box with a coating thickness of 0.5mm, the other iron box was not subjected to any treatment, and the temperature inside and outside the two iron boxes was measured by thermocouples, respectively.
And (3) testing time: in sunny summer, 10
Test results, as shown in fig. 1:
1. the surface temperature of the heat insulation reflecting coating is 38-40 ℃;
2. the internal temperature of the heat insulation reflective coating iron box is 35-37 ℃;
3. the surface temperature of the blank iron sheet box can reach 82 ℃ at most;
4. the internal temperature of the blank iron sheet box is between 45 and 52 ℃, and the temperature difference between the internal temperature of the blank iron sheet box and the internal temperature of the coated iron sheet box reaches 10 to 15 ℃;
5. according to the test data, the aerogel coating can effectively reflect sunlight, and the internal temperature of the iron box can be effectively reduced.
Test example 2:
the reflective thermal barrier coating prepared in example 2 was compared to the thermal barrier coatings of comparative examples 1, 2, and 3 for thermal barrier effect at the same temperature
Coating the heat-insulating reflective coatings on the tinplate, preparing a sample plate, wherein the thickness of the coating is 1mm after the coating is cured, and then placing different tinplate pieces on a heating platform to test the surface temperature of the coating.
The test result shows that the coating prepared by the scheme of the invention has the best heat insulation effect and the lowest surface temperature of the coating, and has the same heating temperature and the same thickness. Hot table test coating surface temperatures are shown in table 1,
TABLE 1
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The reflective heat insulation coating is characterized by comprising the following components in percentage by weight: 10-20% of organic silicon modified acrylic emulsion, 10-20% of styrene-acrylic emulsion, 5-15% of hollow glass beads, 3-5% of nano titanium dioxide, 5-15% of super-hydrophobic silicon dioxide aerogel powder, 2-5% of perlite powder, 1-3% of sepiolite, 2-5% of heavy calcium carbonate powder, 0.5-1% of dispersing agent, 0.5-1% of mildew inhibitor, 0.2-1% of defoaming agent, 0.5-1% of rheological additive and the balance of water.
2. The reflective thermal barrier coating of claim 1, wherein: also comprises 0.5 to 1 percent of water-based wetting dispersant BYK-109.
3. The reflective thermal insulating coating according to claim 1, characterized in that: also comprises 0.5 to 1 percent of stabilizer OPTIEL-W724.
4. The reflective thermal insulating coating according to claim 1, characterized in that: the dispersant is selected from any one of polycaprolactone polyol and polyethyleneimine block copolymer, acrylate high-molecular dispersant, polyurethane dispersant or polyester high-molecular dispersant.
5. The reflective thermal barrier coating of claim 1, wherein: the mildew inhibitor is selected from any one of MIT, CIT, OIT, DCOIT, BIT or IPBC.
6. The reflective thermal insulating coating according to claim 1, characterized in that: the defoaming agent is any one of polyether defoaming agent, high-carbon alcohol defoaming agent and organic silicon defoaming agent.
7. The reflective thermal barrier coating of claim 1, wherein: the rheological additive is any one of inorganic thickener, cellulose thickener or polyurethane thickener.
8. A method for preparing the reflective thermal insulation coating according to any one of claims 1 to 7, characterized by comprising the steps of: mixing the components according to the amount of the formula to obtain the composition.
9. A reflective insulating composite layer, comprising:
leveling layer of light thermal insulation mortar;
the water-based closed primer layer is attached to the light thermal insulation mortar leveling layer;
a layer of the reflective thermal barrier coating of any one of claims 1 to 7 attached to the aqueous closed primer layer;
and an antifouling finish attached to the layer of reflective thermal barrier coating.
10. A reflective insulating composite layer according to claim 9, wherein:
the light thermal insulation mortar leveling layer comprises the following components in parts by weight: 10-20% of cement, 3-8% of lime, 25-40% of medium coarse sand, 5-10% of expanded perlite, 5-10% of nano silicon dioxide micropowder, 3-5% of sepiolite and the balance of water;
the water-based closed primer layer comprises the following components in parts by weight: 50-70% of waterborne self-crosslinking acrylic resin, 5-15% of waterborne polyurethane dispersion, 3-10% of nano silicon dioxide micropowder, 0.5-1% of dispersant, 0.5-1% of film-forming assistant, 0.5-1% of thickening agent, 0.2-1% of bactericide and the balance of water;
the antifouling finish paint comprises the following components in parts by weight: 20-30% of silicone acrylic emulsion, 20-30% of styrene acrylic emulsion, 5-15% of silica sol, 3-6% of nano titanium dioxide, 0.5-1% of dispersing agent, 2-5% of film-forming assistant and the balance of water.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106752561A (en) * | 2016-11-14 | 2017-05-31 | 北京卫星制造厂 | A kind of aeroge compound heat-insulation coating and preparation method thereof |
| CN108610815A (en) * | 2016-12-28 | 2018-10-02 | 刘朝辉 | Aerosil composite thermal barrier coatings and preparation method thereof |
| CN110819184A (en) * | 2019-09-16 | 2020-02-21 | 湖南安图丽新材料科技有限公司 | Waterproof heat-preservation reflective heat-insulation multifunctional water-based paint and preparation method and application thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106752561A (en) * | 2016-11-14 | 2017-05-31 | 北京卫星制造厂 | A kind of aeroge compound heat-insulation coating and preparation method thereof |
| CN108610815A (en) * | 2016-12-28 | 2018-10-02 | 刘朝辉 | Aerosil composite thermal barrier coatings and preparation method thereof |
| CN110819184A (en) * | 2019-09-16 | 2020-02-21 | 湖南安图丽新材料科技有限公司 | Waterproof heat-preservation reflective heat-insulation multifunctional water-based paint and preparation method and application thereof |
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Application publication date: 20221021 |