CN112358752A - Thermal conversion coating and preparation method thereof - Google Patents
Thermal conversion coating and preparation method thereof Download PDFInfo
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- CN112358752A CN112358752A CN202011267946.6A CN202011267946A CN112358752A CN 112358752 A CN112358752 A CN 112358752A CN 202011267946 A CN202011267946 A CN 202011267946A CN 112358752 A CN112358752 A CN 112358752A
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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
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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
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/22—Luminous 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/32—Radiation-absorbing 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
-
- 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
Abstract
The invention discloses a heat conversion coating and a preparation method thereof, and belongs to the technical field of chemical materials, wherein 25-35 parts by weight of acrylic resin, 5-15 parts by weight of polyurethane resin, 1-3 parts by weight of polyamide, 0.8-1.2 parts by weight of methyl methacrylate, 0.8-1.2 parts by weight of ammonia water, 1.3-1.7 parts by weight of calcium sulfate whisker and 1.8-2.2 parts by weight of carbon powder are added into a reaction kettle, then after uniform stirring and dispersion, 8-12 parts by weight of heat conversion material, 3-5 parts by weight of fluorescent powder, 5-11 parts by weight of coloring pigment and 30-50 parts by weight of water are added and fully stirred for 0.5-1 hour, then the mixture enters a grinder for grinding, and is filtered by a 150-mesh screen and then discharged. The invention solves the technical problem of low heat insulation efficiency of the existing heat reflection coating, and is widely applied to coating production.
Description
Technical Field
The invention belongs to the technical field of chemical materials, and particularly relates to a thermal conversion coating and a preparation method thereof.
Background
The coating is a common chemical material, which is a viscous liquid 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, is widely used, along with the technological progress, the coating is not only used for beauty and rust prevention, but also more important for heat insulation, and the heat reflection heat insulation coating is usually sprayed on the surface of a member to change the heat reflectivity of the member, thereby achieving the heat insulation effect. At present, the existing heat reflection heat insulation coating scheme has the following defects: firstly, the performance problem is that high heat reflectivity is achieved only by the heat reflection pigment, and the reflection heat insulation efficiency is greatly reduced along with the reduction of brightness and the covering of dust; the system contains organic solvent, which is harmful to human body and pollutes environment; the reflective coating has poor heat preservation performance, and ceramic hollow microspheres are added into the coating to achieve heat insulation and reflection effects, but the hollow microspheres can influence the performance of the coating, and a paint film is easy to crack and has poor firmness and the like; hardness and toughness are not enough, and microcracks are easy to generate during use, so that the protection effect is reduced, and the later repair and maintenance cost is increased.
Therefore, in the chemical material technical field, there is still a need for research and improvement on the thermal conversion coating and the preparation method thereof, which is also a research focus and a focus in the chemical material technical field at present and is a starting point for the completion of the present invention.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is as follows: provides a heat conversion coating to solve the technical problem of low heat insulation efficiency of the existing heat reflection coating.
In order to solve the technical problems, the technical scheme of the invention is as follows: a thermal conversion coating comprising the following components: 25-35 parts of acrylic resin, 5-15 parts of polyurethane resin, 1-3 parts of polyamide, 8-12 parts of heat conversion material, 30-50 parts of water, 5-11 parts of coloring pigment, 0.8-1.2 parts of methyl methacrylate, 0.8-1.2 parts of ammonia water, 1.3-1.7 parts of calcium sulfate whisker, 1.8-2.2 parts of carbon powder and 3-5 parts of fluorescent powder.
As an improvement, the thermal conversion material is CuS semiconductor nanoparticles or a mixture of CuS semiconductor nanoparticles and an infrared absorbing material.
As an improvement, the fluorescent powder is calcium halophosphate fluorescent powder.
In order to solve the above technical problems, the present invention further provides another technical solution: a preparation method of a thermal conversion coating comprises the steps of adding 25-35 parts by weight of acrylic resin, 5-15 parts by weight of polyurethane resin, 1-3 parts by weight of polyamide, 0.8-1.2 parts by weight of methyl methacrylate, 0.8-1.2 parts by weight of ammonia water, 1.3-1.7 parts by weight of calcium sulfate whisker and 1.8-2.2 parts by weight of carbon powder into a reaction kettle, then adding 8-12 parts by weight of thermal conversion material, 3-5 parts by weight of fluorescent powder, 5-11 parts by weight of coloring pigment and 30-50 parts by weight of water after stirring and dispersing uniformly, stirring for 0.5-1 hour, grinding in a grinder, filtering with a 150-mesh screen, and discharging.
After the technical scheme is adopted, the invention has the beneficial effects that:
(1) the thermal conversion coating provided by the invention shows excellent performance after being cured, has excellent performances of strong adhesive force, good elasticity, good weather resistance, capability of resisting slight cracks on the surface of concrete and the like, and has the advantages of high solid content, strong adhesive force, impact resistance, corrosion resistance and convenience in construction.
(2) According to the thermal conversion coating provided by the invention, antimony Sb, manganese Mn and calcium sulfate whiskers are combined to simultaneously act on CuS semiconductor nano particles, so that the activity of the CuS semiconductor nano particles is enhanced, compared with the coating without fluorescent powder, the thermal conversion efficiency of the coating with the fluorescent powder is improved by 50%, and the thermal conversion coating has an obvious technical effect.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "front", "rear", "left", "right", "inner", "outer" and "middle" are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship between the terms and the corresponding parts are also regarded as the scope of the present invention without substantial changes in the technical contents.
The first embodiment is as follows:
the invention provides a thermal conversion coating, which comprises the following components: 25 parts of acrylic resin, 5 parts of polyurethane resin, 1 part of polyamide, 8 parts of heat conversion material, 30 parts of water, 5 parts of coloring pigment, 0.8 part of methyl methacrylate, 0.8 part of ammonia water, 1.3 parts of calcium sulfate whisker, 1.8 parts of carbon powder and 3 parts of fluorescent powder.
The thermal conversion material is CuS semiconductor nano-particles or a mixture of the CuS semiconductor nano-particles and an infrared absorption material, the infrared absorption material is one or more of nano zirconium carbide, nano silicon carbide and nano y aluminum oxide, the fluorescent powder is calcium halophosphate fluorescent powder, the luminescence of the calcium halophosphate fluorescent powder is jointly activated by activator antimony Sb and manganese Mn, the activator atoms occupy the positions of calcium atoms in a lattice, and the material has a sensitization phenomenon: when the activator Sb absorbs the excitation energy, a part of the energy is emitted in the form of light radiation, and the other part of the energy is transferred to Mn in the process of so-called resonance transfer, so that the Mn generates radiation, however, the calcium halophosphate fluorescent powder can not only generate fluorescence, tests prove that the antimony Sb and the manganese Mn are combined with the calcium sulfate whisker to simultaneously generate an effect on the CuS semiconductor nano-particles, so that the activity of the CuS semiconductor nano-particles is enhanced, compared with the case of not adding the fluorescent powder, the coating after adding the fluorescent powder has the advantages that the photothermal conversion efficiency is improved by 50%, and the technical effect is obvious.
When the coating is used, when solar rays irradiate on the coating, some infrared rays are converted into heat energy and are diffused and moved in the coating, the coating contains a heat conversion material, when the coating is irradiated by the solar rays, energy conversion can be immediately carried out, most of the heat energy is consumed as kinetic energy, the heat conversion material discharges the heat energy through plasma resonance, and the heat conversion material is arranged on the surface.
Example two:
the invention provides a thermal conversion coating, which comprises the following components: 30 parts of acrylic resin, 10 parts of polyurethane resin, 2 parts of polyamide, 10 parts of heat conversion material, 40 parts of water, 8 parts of coloring pigment, 1 part of methyl methacrylate, 1 part of ammonia water, 1.5 parts of calcium sulfate whisker, 2 parts of carbon powder and 4 parts of fluorescent powder.
The thermal conversion material is CuS semiconductor nano-particles or a mixture of the CuS semiconductor nano-particles and an infrared absorption material, the infrared absorption material is one or more of nano zirconium carbide, nano silicon carbide and nano y aluminum oxide, the fluorescent powder is calcium halophosphate fluorescent powder, the luminescence of the calcium halophosphate fluorescent powder is jointly activated by activator antimony Sb and manganese Mn, the activator atoms occupy the positions of calcium atoms in a lattice, and the material has a sensitization phenomenon: when the activator Sb absorbs the excitation energy, a part of the energy is emitted in the form of light radiation, and the other part of the energy is transferred to Mn in the process of so-called resonance transfer, so that the Mn generates radiation, however, the calcium halophosphate fluorescent powder can not only generate fluorescence, tests prove that the antimony Sb and the manganese Mn are combined with the calcium sulfate whisker to simultaneously generate an effect on the CuS semiconductor nano-particles, so that the activity of the CuS semiconductor nano-particles is enhanced, compared with the case of not adding the fluorescent powder, the coating after adding the fluorescent powder has the advantages that the photothermal conversion efficiency is improved by 50%, and the technical effect is obvious.
Example three:
the invention provides a thermal conversion coating, which comprises the following components: 35 parts of acrylic resin, 15 parts of polyurethane resin, 3 parts of polyamide, 12 parts of heat conversion material, 50 parts of water, 11 parts of coloring pigment, 1.2 parts of methyl methacrylate, 1.2 parts of ammonia water, 1.7 parts of calcium sulfate whisker, 2.2 parts of carbon powder and 5 parts of fluorescent powder.
The thermal conversion material is CuS semiconductor nano-particles or a mixture of the CuS semiconductor nano-particles and an infrared absorption material, the infrared absorption material is one or more of nano zirconium carbide, nano silicon carbide and nano y aluminum oxide, the fluorescent powder is calcium halophosphate fluorescent powder, the luminescence of the calcium halophosphate fluorescent powder is jointly activated by activator antimony Sb and manganese Mn, the activator atoms occupy the positions of calcium atoms in a lattice, and the material has a sensitization phenomenon: when the activator Sb absorbs the excitation energy, a part of the energy is emitted in the form of light radiation, and the other part of the energy is transferred to Mn in the process of so-called resonance transfer, so that the Mn generates radiation, however, the calcium halophosphate fluorescent powder can not only generate fluorescence, tests prove that the antimony Sb and the manganese Mn are combined with the calcium sulfate whisker to simultaneously generate an effect on the CuS semiconductor nano-particles, so that the activity of the CuS semiconductor nano-particles is enhanced, compared with the case of not adding the fluorescent powder, the coating after adding the fluorescent powder has the advantages that the photothermal conversion efficiency is improved by 50%, and the technical effect is obvious.
Example four:
the invention provides a preparation method of a heat conversion coating, which comprises the steps of adding 25-35 parts by weight of acrylic resin, 5-15 parts by weight of polyurethane resin, 1-3 parts by weight of polyamide, 0.8-1.2 parts by weight of methyl methacrylate, 0.8-1.2 parts by weight of ammonia water, 1.3-1.7 parts by weight of calcium sulfate whisker and 1.8-2.2 parts by weight of carbon powder into a reaction kettle, stirring and dispersing uniformly, adding 8-12 parts by weight of heat conversion material, 3-5 parts by weight of fluorescent powder, 5-11 parts by weight of coloring pigment and 30-50 parts by weight of water, stirring fully for 0.5-1 hour, heating to 80 ℃, keeping the temperature for 6-10 hours to ensure that corresponding materials are fully combined, cooling to room temperature, grinding by a grinder, filtering by a 150-mesh screen, discharging, filling the discharged coating into a container for later use, and paying attention to the requirement of sealing and storing in the container in a dark place, the storage temperature is 2-27 ℃, so that the use effect can be ensured.
The heat conversion coating can be used on the surfaces of roofs, outer walls, road surfaces, sports grounds, campuses, bridges and parking lots; can also be used on the surfaces of automobiles, trains and planes; the paint can also be used for the surfaces of structures such as ship hulls, decks and the like, and can be used for brush coating, roller coating or spraying construction. The thermal conversion coating shows excellent performance after being cured, has excellent performances of strong adhesive force, good elasticity, good weather resistance, capability of resisting slight cracks on the surface of concrete and the like, and has the advantages of high solid content, strong adhesive force, impact resistance, corrosion resistance and convenient construction.
The thermal conversion coating can form an elastic coating after being cured, when the surface of the coating receives solar rays to generate heat energy, thermal conversion materials in the coating are mutually contacted and converted into kinetic energy, the kinetic energy completely consumes the heat energy, the thermal conversion materials are substances capable of absorbing near infrared light, and the thermal conversion function is realized through the heat generated by plasma resonance or energy transition band, the heat is discharged through the plasma resonance, the surface temperature of the coating in hot weather can be resisted after the thermal conversion coating is used, and the indoor temperature can be reduced by about 5 ℃ to 10 ℃ through heat inhibition.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (4)
1. The thermal conversion coating is characterized by comprising the following components: 25-35 parts of acrylic resin, 5-15 parts of polyurethane resin, 1-3 parts of polyamide, 8-12 parts of heat conversion material, 30-50 parts of water, 5-11 parts of coloring pigment, 0.8-1.2 parts of methyl methacrylate, 0.8-1.2 parts of ammonia water, 1.3-1.7 parts of calcium sulfate whisker, 1.8-2.2 parts of carbon powder and 3-5 parts of fluorescent powder.
2. The thermal conversion coating of claim 1, wherein the thermal conversion material is CuS semiconductor nanoparticles or a mixture of CuS semiconductor nanoparticles and an infrared absorbing material.
3. The thermal conversion coating of claim 1, wherein the phosphor is a calcium halophosphate phosphor.
4. The preparation method of the thermal conversion coating is characterized by adding 25-35 parts by weight of acrylic resin, 5-15 parts by weight of polyurethane resin, 1-3 parts by weight of polyamide, 0.8-1.2 parts by weight of methyl methacrylate, 0.8-1.2 parts by weight of ammonia water, 1.3-1.7 parts by weight of calcium sulfate whisker and 1.8-2.2 parts by weight of carbon powder into a reaction kettle, then adding 8-12 parts by weight of thermal conversion material, 3-5 parts by weight of fluorescent powder, 5-11 parts by weight of coloring pigment and 30-50 parts by weight of water after stirring and dispersing uniformly, fully stirring for 0.5-1 hour, then grinding in a grinder, filtering with a 150-mesh screen and discharging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011267946.6A CN112358752A (en) | 2020-11-13 | 2020-11-13 | Thermal conversion coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011267946.6A CN112358752A (en) | 2020-11-13 | 2020-11-13 | Thermal conversion coating and preparation method thereof |
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| CN112358752A true CN112358752A (en) | 2021-02-12 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008162876A (en) * | 2007-01-05 | 2008-07-17 | Mitsui Mining & Smelting Co Ltd | Copper sulfide powder, manufacturing process of copper sulfide powder and antistatic materials using the copper sulfide powder |
| CN103131285A (en) * | 2013-04-03 | 2013-06-05 | 上海海事大学 | Photothermal conversion composition and preparation method thereof |
| CN107254221A (en) * | 2017-05-17 | 2017-10-17 | 肇庆千江高新材料科技股份公司 | A kind of nano-copper sulfide water transparent heat insulation paint and its preparation and application |
| CN112452683A (en) * | 2020-10-19 | 2021-03-09 | 赵梓俨 | Infrared antibacterial coating and preparation method thereof |
-
2020
- 2020-11-13 CN CN202011267946.6A patent/CN112358752A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008162876A (en) * | 2007-01-05 | 2008-07-17 | Mitsui Mining & Smelting Co Ltd | Copper sulfide powder, manufacturing process of copper sulfide powder and antistatic materials using the copper sulfide powder |
| CN103131285A (en) * | 2013-04-03 | 2013-06-05 | 上海海事大学 | Photothermal conversion composition and preparation method thereof |
| CN107254221A (en) * | 2017-05-17 | 2017-10-17 | 肇庆千江高新材料科技股份公司 | A kind of nano-copper sulfide water transparent heat insulation paint and its preparation and application |
| CN112452683A (en) * | 2020-10-19 | 2021-03-09 | 赵梓俨 | Infrared antibacterial coating and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 娄春华等: "《高分子科学导论》", 30 April 2013, 哈尔滨工业大学出版社 * |
| 彭亚峰等: "《焙烤食品检验技术》", 31 October 2010, 中国计量出版社 * |
| 江苏一夫科技股份有限公司: "《工业副产石膏研究报告汇编》", 31 January 2014, 中国建材工业出版社 * |
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Application publication date: 20210212 |