CN111378347A - High-temperature-resistant anti-condensation coating for high-temperature flue gas treatment equipment and preparation method thereof - Google Patents
High-temperature-resistant anti-condensation coating for high-temperature flue gas treatment equipment and preparation method thereof Download PDFInfo
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- 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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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Abstract
The invention provides a high-temperature-resistant anti-condensation anticorrosive coating used in high-temperature flue gas treatment equipment (within 200 ℃). The coating consists of a main agent (component A) and a curing agent (component B), wherein the component A mainly consists of (by mass percent) 0-30% of epoxy resin, 0-0.5% of dispersing agent, 0-40% of titanium dioxide, 0-30% of calcium carbonate, 0-30% of expanded perlite powder, 0-30% of glass beads, 0-30% of barium sulfate, 0-10% of iron oxide red, 5-15% of aluminum powder, 1-5% of anti-settling agent and 5-30% of solvent; the component B consists of (by mass percent) 5-10% of epoxy resin, 50-80% of alkylamine curing agent and 5-30% of solvent. The high-temperature-resistant anti-condensation anticorrosive coating provided by the invention has excellent anticorrosive performance, can resist condensation corrosion at high temperature, and can withstand the cold and hot changes of a base material.
Description
Technical Field
The invention belongs to the field of anticorrosive coatings, and can be used for high-temperature flue gas treatment equipment.
Background
The high-temperature flue gas metal treatment equipment is common process equipment in the industries of electric power, chemical engineering, smelting, mining and the like, and because the high-temperature flue gas usually contains sulfur, chlorine and fluorine monomers or compounds, the high-temperature flue gas with certain humidity can generate dewing to form electrolyte when meeting cold wall plates under certain conditions such as start-stop of the equipment, poor heat insulation positions and air leakage positions, and the equipment is easy to corrode.
Among numerous metal heavy-duty anticorrosion technologies, coating belongs to a low-cost protective measure with excellent performance, the development of the coating can be traced back to the original period of civilization of human beings, and the utilization of natural pigments exists as early as the age of neolithic apparatus. But the early application of paints was mainly based on decorative considerations, and the production application of linseed oil boiled oil has prompted the paints to form an industrial system until the 18 th century, and a truly mature paint complement system should be the application of linseed oil red lead paint at the beginning of the 20 th century, and then replaced by synthetic resinated and new anti-rust pigments. The addition of metal zinc in the anticorrosive paint has revolutionary significance, the anticorrosive paint is firstly used by Australian people, then the post-curing inorganic zinc paint is developed in the United states, and at the same time, the organic smart paint in Europe is developed, and the zinc-rich paint enters the application field from the beginning, and the zinc-rich paint is widely applied to the anticorrosive paint of large-scale steel equipment and components such as bridges, ships, storage tanks, oil pipelines and the like, and is a mainstream anticorrosive paint system. Nevertheless, the conventional anticorrosion coating generally adopts silicone heat-resistant paint or epoxy phenolic heat-resistant paint, and has the following technical problems:
1. the organic silicon or epoxy phenolic aldehyde heat-resistant paint cannot resist cold and hot circulation, and a coating can crack when the temperature changes, so that the corrosion resistance is ineffective;
2. the coating is generally thin, if the thickness of the organic silicon heat-resistant paint coating is within 100 mu m, an effective shielding layer is difficult to form, and effective isolation is generated on water vapor and oxygen.
Disclosure of Invention
In order to solve the above problems, the present invention adopts the following technical solutions.
A high-temp. resisting, dewing-preventing and anticorrosion paint at 200 deg.C or below is composed of main component (A component) and solidifying agent (B component). Wherein, the component A mainly comprises (by mass percent) 0-30 percent of epoxy resin, 0-0.5 percent of dispersant, 0-40 percent of titanium dioxide, 0-30 percent of calcium carbonate, 0-30 percent of expanded perlite powder, 0-30 percent of barium sulfate, 0-10 percent of iron oxide red, 5-15 percent of aluminum powder, 1-5 percent of anti-settling agent and 5-30 percent of solvent; the component B mainly comprises (by mass percent) 5-10% of epoxy resin, 50-80% of alkylamine curing agent and 5-30% of solvent.
Preferably, the grade of the epoxy resin is E-44, the granularity of the expanded perlite powder is 400-800 meshes, the granularity of the calcium carbonate is 700-800 meshes, and the granularity of the barium sulfate is 700-800 meshes.
Preferably, the aluminum powder is one or two of spherical aluminum powder and scale-shaped aluminum powder.
Preferably, the solvent is one or both of xylene and n-butanol.
Preferably, the alkylamine type curing agent is one of ditridecylmethyl tertiary amine, dodecyl dimethyl tertiary amine, hexadecyl dimethyl tertiary amine, dodecyl/tetradecyl tertiary amine, hexadecyl/octadecyl tertiary amine, octadecyl/hexadecyl tertiary amine and dioctadecyl tertiary amine.
Preferably, the average particle size of the spherical aluminum powder is 20-60 microns; the average width of the scale-shaped aluminum powder is 20-60 micrometers, and the average thickness is 10-40 micrometers.
The invention also aims to provide a preparation method of the high-temperature-resistant anti-condensation anticorrosive coating, which comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding anti-settling agent and aluminum powder into the ground slurry, and stirring at the speed of 1000-. Finally filtering and packaging to obtain a component A;
(2) preparing epoxy resin into 30-50% solution with partial solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 60-90 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
The high-temperature-resistant anti-condensation anticorrosive coating prepared by the technology of the invention can obtain the following beneficial effects:
1. the coating can resist temperature of 204 ℃ and can resist cold and hot circulation, and the coating does not crack or fall off when the temperature changes between minus 196 ℃ and 204 ℃;
2. the paint can be cured at low temperature and can be cured at-5 ℃, the application range is expanded, and particularly, the high-temperature flue gas treatment equipment is usually subjected to overhaul maintenance in winter;
3. the typical thickness of the coating is about 300 mu m, so that an effective shielding layer for water vapor and oxygen can be formed, and the occurrence of corrosion is prevented.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments thereof are described in detail below. In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Example 1: a high-temp. resisting, dewing-preventing and anticorrosion paint at 200 deg.C or below is composed of main component (A component) and solidifying agent (B component). Wherein, the component A mainly comprises (by mass percent) 20 percent of epoxy resin, 0.4 percent of dispersant, 20 percent of titanium dioxide, 10 percent of calcium carbonate, 10 percent of expanded perlite powder, 20 percent of barium sulfate, 5 percent of iron oxide red, 5 percent of aluminum powder, 5 percent of anti-settling agent and 15 percent of solvent; the component B mainly comprises (by mass percent) 10 percent of epoxy resin, 80 percent of alkylamine curing agent and 10 percent of solvent.
The preparation method of the high-temperature-resistant anti-condensation anticorrosive coating comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding the anti-settling agent and the aluminum powder into the ground slurry, and stirring at the speed of 1000 revolutions per minute until the mixture is uniform. Finally filtering and packaging to obtain a component A;
(2) preparing epoxy resin into 30% solution by using part of solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 90 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
Example 2: a high-temp. resisting, dewing-preventing and anticorrosion paint at 200 deg.C or below is composed of main component (A component) and solidifying agent (B component). Wherein, the component A mainly comprises (by mass percent) 25 percent of epoxy resin, 0.1 percent of dispersant, 25 percent of titanium pigment, 20 percent of expanded perlite powder, 15 percent of aluminum powder, 5 percent of anti-settling agent and 10 percent of solvent; the component B mainly comprises (by mass percent) 5 percent of epoxy resin, 80 percent of alkylamine curing agent and 15 percent of solvent.
The preparation method of the high-temperature-resistant anti-condensation anticorrosive coating comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding the anti-settling agent and the aluminum powder into the ground slurry, and stirring at the speed of 1100 revolutions per minute until the mixture is uniform. Finally filtering and packaging to obtain a component A;
(2) preparing epoxy resin into 40% solution by using part of solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 80 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
Example 3: a high-temp. resisting, dewing-preventing and anticorrosion paint at 200 deg.C or below is composed of main component (A component) and solidifying agent (B component). Wherein, the component A mainly comprises (by mass percent) 15 percent of epoxy resin, 0.3 percent of dispersant, 15 percent of titanium dioxide, 15 percent of expanded perlite powder, 15 percent of barium sulfate, 8 percent of iron oxide red, 8 percent of aluminum powder, 2 percent of anti-settling agent and 22 percent of solvent; the component B mainly comprises (by mass percent) 10 percent of epoxy resin, 60 percent of alkylamine curing agent and 30 percent of solvent.
The preparation method of the high-temperature-resistant anti-condensation anticorrosive coating comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding the anti-settling agent and the aluminum powder into the ground slurry, and stirring at the speed of 1200 revolutions per minute until the mixture is uniform. Finally filtering and packaging to obtain a component A;
(2) preparing epoxy resin into 50% solution by using part of solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 70 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
Example 4: a high-temp. resisting, dewing-preventing and anticorrosion paint at 200 deg.C or below is composed of main component (A component) and solidifying agent (B component). Wherein, the component A mainly comprises (by mass percent) 10 percent of epoxy resin, 0.2 percent of dispersant, 10 percent of titanium dioxide, 25 percent of expanded perlite powder, 25 percent of barium sulfate, 12 percent of aluminum powder, 3 percent of anti-settling agent and 15 percent of solvent; the component B mainly comprises (by mass percent) 10 percent of epoxy resin, 70 percent of alkylamine curing agent and 20 percent of solvent.
The preparation method of the high-temperature-resistant anti-condensation anticorrosive coating comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding the anti-settling agent and the aluminum powder into the ground slurry, and stirring at the speed of 1200 revolutions per minute until the mixture is uniform. Finally filtering and packaging to obtain a component A;
(2) preparing epoxy resin into 50% solution by using part of solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 60 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
Claims (8)
1. The paint for resisting high temperature, preventing dewing and preventing corrosion at the temperature of below 200 ℃ consists of a main agent (A component) and a curing agent (B component): wherein, the component A mainly comprises (by mass percent) 0-30 percent of epoxy resin, 0-0.5 percent of dispersant, 0-40 percent of titanium dioxide, 0-30 percent of calcium carbonate, 0-30 percent of expanded perlite powder, 0-30 percent of barium sulfate, 0-10 percent of iron oxide red, 5-15 percent of aluminum powder, 1-5 percent of anti-settling agent and 5-30 percent of solvent; the component B mainly comprises (by mass percent) 5-10% of epoxy resin, 50-80% of alkylamine curing agent and 5-30% of solvent.
2. The high temperature resistant, moisture condensation resistant, and corrosion protective coating of claim 1, wherein: the epoxy resin is E-44, the granularity of the expanded perlite powder is 400-800 meshes, the granularity of the calcium carbonate is 700-800 meshes, and the granularity of the barium sulfate is 700-800 meshes.
3. The high temperature resistant, moisture condensation resistant, and corrosion protective coating of claim 1, wherein: the aluminum powder is one or two of spherical aluminum powder and scale-shaped aluminum powder.
4. The high temperature resistant, moisture condensation resistant, and corrosion protective coating of claim 1, wherein: the aluminum powder is one or two of spherical aluminum powder and scale-shaped aluminum powder.
5. The high temperature resistant, moisture condensation resistant, and corrosion protective coating of claim 1, wherein: the solvent is one or two of dimethylbenzene and n-butyl alcohol.
6. The high temperature resistant, moisture condensation resistant, and corrosion protective coating of claim 1, wherein: the alkylamine curing agent is one of ditridecylmethyl tertiary amine, dodecyl dimethyl tertiary amine, hexadecyl dimethyl tertiary amine, dodecyl/tetradecyl tertiary amine, hexadecyl/octadecyl tertiary amine, octadecyl/hexadecyl tertiary amine and dioctadecyl tertiary amine.
7. Spherical aluminum powder and scale-shaped aluminum powder according to claim 4, wherein: the average grain diameter of the spherical aluminum powder is 20-60 microns; the average width of the scale-shaped aluminum powder is 20-60 micrometers, and the average thickness is 10-40 micrometers.
8. The method for preparing the high-temperature-resistant anti-condensation anticorrosive coating according to claim 1, characterized in that: it comprises the following steps:
(1) adding epoxy resin, a dispersing agent and a proper amount of solvent into a grinding tank, uniformly stirring epoxy resin liquid, then adding titanium dioxide, calcium carbonate, expanded perlite powder, barium sulfate, iron oxide red and other pigments and fillers, and dispersing the pigments and fillers to the fineness of less than or equal to 80 mu m by sanding; adding an anti-settling agent and aluminum powder into the ground slurry, stirring at the speed of 1000-;
(2) preparing epoxy resin into 30-50% solution with partial solvent, adding alkylamine curing agent and the rest solvent into a reaction bottle according to the formula of the component B, uniformly stirring, heating to 60-90 ℃, beginning to dropwise add epoxy resin solution into the reaction bottle, and keeping the temperature constant to obtain the component B.
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| CN201910398794.4A CN111378347A (en) | 2019-05-14 | 2019-05-14 | High-temperature-resistant anti-condensation coating for high-temperature flue gas treatment equipment and preparation method thereof |
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| CN201910398794.4A CN111378347A (en) | 2019-05-14 | 2019-05-14 | High-temperature-resistant anti-condensation coating for high-temperature flue gas treatment equipment and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980554A (en) * | 2021-11-18 | 2022-01-28 | 中海油常州涂料化工研究院有限公司 | Moisture-coating anti-condensation heat-insulation coating and preparation method thereof |
| CN115627109A (en) * | 2022-10-26 | 2023-01-20 | 南通大学 | High-temperature-resistant anti-condensation corrosion coating and preparation method thereof |
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| US6331585B1 (en) * | 1999-03-23 | 2001-12-18 | Michael Merkel | Formulations for making protective paints and coatings |
| CN102719170A (en) * | 2011-04-25 | 2012-10-10 | 沈阳中科腐蚀控制工程技术中心 | Flake heavy-duty coating for desulfurizing flues and preparation method thereof |
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2019
- 2019-05-14 CN CN201910398794.4A patent/CN111378347A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6331585B1 (en) * | 1999-03-23 | 2001-12-18 | Michael Merkel | Formulations for making protective paints and coatings |
| CN102719170A (en) * | 2011-04-25 | 2012-10-10 | 沈阳中科腐蚀控制工程技术中心 | Flake heavy-duty coating for desulfurizing flues and preparation method thereof |
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| 王禹阶: "《玻璃钢与复合材料的生产及应用：有机、无机玻璃钢及其相关材料的综述》", 31 October 2005, 合肥工业大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980554A (en) * | 2021-11-18 | 2022-01-28 | 中海油常州涂料化工研究院有限公司 | Moisture-coating anti-condensation heat-insulation coating and preparation method thereof |
| CN113980554B (en) * | 2021-11-18 | 2023-01-24 | 中海油常州涂料化工研究院有限公司 | Moisture-coating anti-condensation heat-insulation coating and preparation method thereof |
| CN115627109A (en) * | 2022-10-26 | 2023-01-20 | 南通大学 | High-temperature-resistant anti-condensation corrosion coating and preparation method thereof |
| CN115627109B (en) * | 2022-10-26 | 2023-11-07 | 南通大学 | High-temperature-resistant anti-condensation corrosion coating and preparation method thereof |
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Application publication date: 20200707 |