CN110819151A - Solar heat-absorbing material - Google Patents
Solar heat-absorbing material Download PDFInfo
- Publication number
- CN110819151A CN110819151A CN201911041414.8A CN201911041414A CN110819151A CN 110819151 A CN110819151 A CN 110819151A CN 201911041414 A CN201911041414 A CN 201911041414A CN 110819151 A CN110819151 A CN 110819151A
- Authority
- CN
- China
- Prior art keywords
- parts
- stirring device
- stirring
- solar heat
- absorbing material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011358 absorbing material Substances 0.000 title claims abstract description 79
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000011347 resin Substances 0.000 claims abstract description 35
- 229920005989 resin Polymers 0.000 claims abstract description 35
- 239000006229 carbon black Substances 0.000 claims abstract description 32
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000010426 asphalt Substances 0.000 claims abstract description 28
- 150000005690 diesters Chemical class 0.000 claims abstract description 27
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910000480 nickel oxide Inorganic materials 0.000 claims abstract description 26
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims abstract description 26
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000005751 Copper oxide Substances 0.000 claims abstract description 23
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims description 227
- 239000000463 material Substances 0.000 claims description 130
- 238000010438 heat treatment Methods 0.000 claims description 49
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 27
- 238000002156 mixing Methods 0.000 claims description 26
- 239000002243 precursor Substances 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 14
- 239000012752 auxiliary agent Substances 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 239000006096 absorbing agent Substances 0.000 claims description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 description 13
- 238000010521 absorption reaction Methods 0.000 description 9
- 239000000843 powder Substances 0.000 description 6
- 230000003595 spectral effect Effects 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000002250 absorbent Substances 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- -1 polysiloxane Polymers 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- WRMNZCZEMHIOCP-UHFFFAOYSA-N 2-phenylethanol Chemical compound OCCC1=CC=CC=C1 WRMNZCZEMHIOCP-UHFFFAOYSA-N 0.000 description 2
- 241000255789 Bombyx mori Species 0.000 description 2
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000159 gelatin Polymers 0.000 description 2
- 239000008273 gelatin Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 1
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 229940124532 absorption promoter Drugs 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- MPCKOQMIBZHVGJ-UHFFFAOYSA-N benzene-1,3-dicarboxylic acid;ethane-1,2-diol Chemical compound OCCO.OC(=O)C1=CC=CC(C(O)=O)=C1 MPCKOQMIBZHVGJ-UHFFFAOYSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000003508 chemical denaturation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 1
- 229960001826 dimethylphthalate Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229940075529 glyceryl stearate Drugs 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011858 nanopowder Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
-
- 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
- C08K2003/2248—Oxides; Hydroxides of metals of copper
-
- 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
- C08K2003/2275—Ferroso-ferric oxide (Fe3O4)
-
- 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
- C08K2003/2293—Oxides; Hydroxides of metals of nickel
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a solar heat absorbing material, which belongs to the field of heat absorbing materials and is prepared from 40-60 parts of resin, 5-10 parts of carbon black, 2-12 parts of phthalic diester, 3-6 parts of ferroferric oxide, 10-16 parts of acetic acid, 15-20 parts of asphalt, 1-2 parts of nickel oxide, 10-12 parts of silica sol and 3-6 parts of copper oxide.
Description
Technical Field
The invention relates to the technical field of heat absorption materials, in particular to a solar heat absorption material.
Background
The energy used by human beings is from solar energy fundamentally, petrochemical energy such as petroleum, coal, natural gas and the like is actually another form of solar energy, and the solar energy is the cleanest energy in all the energy at present, and the reasonable utilization of the solar energy is a preferred scheme for solving the environmental crisis.
Currently, various structures of solar selective coatings are disclosed in the related art. For example, the invention provides a chinese patent document named a solar heat absorbing material (application No. 2016107470596), in which a light absorbing agent, a film forming agent, a solvent and an auxiliary agent are uniformly dispersed by a ball milling method, and then are uniformly mixed with a film forming auxiliary agent to obtain the solar heat absorbing material; the raw materials comprise the following components in parts by weight: 50-100 parts of a film forming agent: 10-30 parts of a film-forming assistant: 35-55 parts of a light absorbent; 20-50 parts of a solvent: 10-30 parts of an auxiliary agent; the light absorbent is prepared into yellow and the like by using chromium oxide green nano powder and permanent bright red; the preparation method of the film forming agent comprises the following steps: silkworm protein is prepared by the following steps: gelatin is mixed at a ratio of 5-10:2-3, and then mixed with methyl acrylate: the modified silkworm protein-gelatin can be obtained by performing chemical denaturation on the mixed solution of polysiloxane quaternary ammonium potassium 1-2:1-3 and performing denaturation by a physical method of calcination.
As another example, the invention provides a chinese patent document entitled solar heat absorbing material (application No. 2016105887843), and the heat absorbing material of the application is made of the following raw materials: 35-60 parts of ethylene glycol isophthalate, 26-36 parts of glyceryl stearate, 24-30 parts of polyethylene, 15-20 parts of 2-acrylamido-2-methylpropanesulfonic acid, 12-18 parts of acetic acid, 10-16 parts of phenethyl alcohol, 8-12 parts of silicon nitride, 8-12 parts of carbon black, 14-20 parts of brominated paraffin, 12-24 parts of silica sol, 10-15 parts of alkaline clay, 8-15 parts of a synthetic agent, 4-8 parts of a light absorbent, 2-4 parts of a light absorption promoter and 3-5 parts of a nucleating agent.
However, when the solar heat absorbing material is used as a coating material of a solar heater for heating a house, it is found that flowing air needs to be heated directly by the coating material, and the solar heat absorbing material needs to be in direct contact with the air, so that the solar heat absorbing material is easily oxidized by the air, thereby affecting the service life of the solar heater.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defect of poor oxidation resistance of a solar heat-absorbing material in the prior art, and provides the solar heat-absorbing material. The heat absorbing material has strong oxidation resistance, and can not be oxidized and lose efficacy when being directly contacted with air under the condition of not filling inert gas.
The invention also aims to provide a preparation method of the solar heat-absorbing material, which is used for preparing the solar material and has the advantages of simple method and short process, and the prepared heat-absorbing material has better oxidation resistance.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to a solar heat-absorbing material which is prepared from the following raw materials, by weight, 40-60 parts of resin, 5-10 parts of carbon black, 2-12 parts of diester phthalate, 3-6 parts of ferroferric oxide, 10-16 parts of acetic acid, 15-20 parts of asphalt, 1-2 parts of nickel oxide, 10-12 parts of silica sol and 3-6 parts of copper oxide.
Further, the raw materials also comprise 3-5 parts of graphite powder.
Further, 3-5 parts of graphite powder is used for replacing 3-6 parts of copper oxide in the raw materials.
A preparation method of a solar heat-absorbing material is used for preparing the solar heat-absorbing material and comprises the following steps,
putting 40-60 parts of resin, 5-10 parts of carbon black and 10-16 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, continuously stirring for 10-20 min to obtain a material A, wherein the carbon black has high spectral absorption, the resin is in a liquid state at the temperature lower than 180 ℃, has a holding characteristic and is fully mixed with the carbon black, the acetic acid is a dispersing agent and can improve the solvent characteristic of the resin, so that the resin can be fully and uniformly mixed with the carbon black, the resin is a high polymer material, a porous and bulky structure is easily formed among the resins to form an optical trap, and the carbon black is filled in the bulky porous structure of the resin to enhance the spectral absorption rate;
step two, 3-6 parts of powdered ferroferric oxide, 15-20 parts of asphalt and 1-2 parts of powdered nickel oxide are placed in a stirring device, the heating power is controlled to keep the temperature of the stirring device at 100-150 ℃, the mixture is continuously stirred for 10-20 min to obtain a material B, ferroferric oxide powder and nickel oxide powder are used as light absorbers, the asphalt is used as an absorption material, the cost of the asphalt is low, the asphalt has high spectral absorption, and the surface characteristics of the whole material can be improved after the ferroferric oxide powder and the nickel oxide powder are mixed with the material A;
step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 2-12 parts of phthalic diester, 10-12 parts of silica sol and 3-6 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, continuously stirring for 10-20 min to obtain a precursor,
after dimethyl phthalate, silica sol and copper oxide are added into the whole material formula, the material has certain fluidity and plasticity, and the material is conveniently coated on the surface of a flat plate;
and step four, opening the stirring device, keeping the heating power in the step three, continuously stirring for 30-40 min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Further, in the step S2, 3 to 5 parts of graphite powder, 2 to 12 parts of phthalic diester, 10 to 12 parts of silica sol, and 3 to 6 parts of copper oxide are added to a stirring device.
Furthermore, in the third step, the step of,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 2-12 parts of phthalic diester and 10-12 parts of silica sol into a stirring device;
s3, mixing water accounting for 5-10% of the total mass of the heat absorbing material and 3-5 parts of graphite powder, then sealing the stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, and continuously stirring for 10-20 min to obtain the precursor.
Further, in the fourth step, after the stirring device is opened, 2-5 parts of the film assistant are added, and then stirring is performed.
Further, the membrane auxiliary agent is diethanol monoethyl ether, or diethylene glycol, or a mixture of diethanol monoethyl ether and diethylene glycol.
Further, after the stirring device is sealed in the step S3, the stirring device is vacuumized to make the air pressure in the stirring device be 0 to 10Kpa, and the components can be stirred more uniformly by stirring under a condition of low air pressure, and meanwhile, no bubble-shaped pores are formed in the heat absorbing material.
Further, in the first step to the fourth step, the stirring speed of the stirring device is 50r/min to 300 r/min.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) the solar heat-absorbing material has strong oxidation resistance, can not be oxidized and lose efficacy when being directly contacted with air under the condition of not being filled with inert gas, has high absorptivity, good fatigue resistance and good weather resistance.
(2) The raw materials of the solar heat-absorbing material also comprise graphite powder, and the graphite powder has ultrahigh solar energy absorption efficiency and ultrahigh heat exchange coefficient, can increase optical traps on the surface of the material, enhances the photo-thermal conversion efficiency, enhances the heat conductivity coefficient of the material, reduces the density of the material, and enables the weight of the material in unit absorption area to be smaller, thereby greatly reducing the material cost.
(3) According to the preparation method of the solar heat-absorbing material, the material A and the material B are respectively prepared under the heating and stirring conditions, then the material A and the material B are mixed and then added with the phthalic diester, the silica sol and the copper oxide, then the heat-absorbing material precursor is prepared under the heating and stirring conditions, and finally the solar heat-absorbing material is prepared in a closed environment.
Drawings
Fig. 1 is a schematic flow chart of a method for preparing a solar heat absorbing material according to the present invention.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention. In addition, the terms "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the relative positions may be changed or adjusted without substantial technical changes.
Example 1
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 45 parts of resin, 6 parts of carbon black, 4 parts of phthalic diester, 4 parts of ferroferric oxide, 12 parts of acetic acid, 16 parts of asphalt, 1 part of nickel oxide, 12 parts of silica sol and 6 parts of copper oxide.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 45 parts of resin, 6 parts of carbon black and 12 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 180 ℃, and continuously stirring for 10min at a stirring speed of 50r/min to obtain a material A. Wherein the carbon black has high spectral absorptivity, and the resin is in a liquid state at a temperature of more than 180 ℃ and has a holding characteristic, and can be fully mixed with the carbon black; acetic acid is a dispersant, which can improve the characteristics of the resin, so that the resin and the carbon black can be sufficiently and more uniformly mixed. In addition, the resin is a high polymer material, a porous and bulky structure is formed between the resins, so that an optical trap is formed, and after the carbon black is filled in the bulky and porous structure of the resin, the spectral absorptivity can be enhanced.
And step two, putting 4 parts of powdered ferroferric oxide, 16 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 100 ℃, and continuously stirring for 12min at the stirring speed of 50r/min to obtain a material B. Wherein, the ferroferric oxide powder and the nickel oxide powder are both used as light absorbent, and the asphalt is used as absorbing material. The asphalt has low cost and high spectral absorptivity.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 4 parts of phthalic diester, 12 parts of silica sol and 6 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 10KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 180 ℃, and continuously stirring for 15min at a stirring speed of 50r/min to obtain a precursor;
and step four, opening the stirring device, keeping the heating power in the step three, continuously stirring for 35min at the stirring speed of 50r/min, then stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 2
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 45 parts of resin, 7 parts of carbon black, 6 parts of phthalic diester, 4 parts of ferroferric oxide, 12 parts of acetic acid, 16 parts of asphalt, 2 parts of nickel oxide, 11 parts of silica sol, 5 parts of copper oxide and 3 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 45 parts of resin, 6 parts of carbon black and 12 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 180 ℃, and continuously stirring for 10min at the stirring speed of 300r/min to obtain a material A.
And step two, putting 4 parts of powdered ferroferric oxide, 16 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 120 ℃, and continuously stirring for 10min at the stirring speed of 300r/min to obtain a material B.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 3 parts of graphite powder, 6 parts of phthalic diester, 11 parts of silica sol and 5 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 9KPa by using a vacuum pump, then controlling the heating power to keep the temperature of the stirring device at 200 ℃, and continuously stirring for 10min at a stirring speed of 300r/min to obtain a precursor;
and step four, opening the stirring device, keeping the heating power in the step three, continuously stirring for 40min at the stirring speed of 300r/min, then stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 3
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 50 parts of resin, 8 parts of carbon black, 8 parts of phthalic diester, 5 parts of ferroferric oxide, 14 parts of acetic acid, 17 parts of asphalt, 1 part of nickel oxide, 12 parts of silica sol and 4 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 50 parts of resin, 8 parts of carbon black and 14 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 20min at the stirring speed of 150r/min to obtain a material A;
step two, putting 5 parts of powdered ferroferric oxide, 17 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 150 ℃, and continuously stirring for 20min at the stirring speed of 150r/min to obtain a material B;
step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 8 parts of phthalic diester and 12 parts of silica sol into a stirring device;
and S3, sealing the stirring device by using water accounting for 5% of the total mass of the heat absorbing material and 4 parts of graphite powder, controlling the air pressure in the stirring device to be 8KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 20min at the stirring speed of 150r/min to obtain the precursor.
And step four, opening the stirring device, adding 5 parts of diethanol monoethyl ether as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 35min at the stirring speed of 150r/min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 4
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 55 parts of resin, 8 parts of carbon black, 8 parts of phthalic diester, 5 parts of ferroferric oxide, 14 parts of acetic acid, 17 parts of asphalt, 2 parts of nickel oxide, 10 parts of silica sol, 4 parts of copper oxide and 5 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 55 parts of resin, 8 parts of carbon black and 14 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 180 ℃, and continuously stirring for 10min at a stirring speed of 260r/min to obtain a material A.
And step two, putting 5 parts of powdered ferroferric oxide, 17 parts of asphalt and 2 parts of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 130 ℃, and continuously stirring for 12min at a stirring speed of 280r/min to obtain a material B.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 5 parts of graphite powder, 8 parts of phthalic diester, 10 parts of silica sol and 4 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 6KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 14min at a stirring speed of 260r/min to obtain a precursor;
and step four, opening the stirring device, adding 3 parts of diethylene glycol as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 30min at the stirring speed of 280r/min, then stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 5
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 55 parts of resin, 9 parts of carbon black, 10 parts of phthalic diester, 5 parts of ferroferric oxide, 15 parts of acetic acid, 18 parts of asphalt, 1 part of nickel oxide, 10 parts of silica sol and 4 parts of copper oxide.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 55 parts of resin, 9 parts of carbon black and 15 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 18min at a stirring speed of 80r/min to obtain a material A.
And step two, putting 5 parts of powdered ferroferric oxide, 18 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 120 ℃, and continuously stirring for 12min at the stirring speed of 80r/min to obtain a material B.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 10 parts of phthalic diester, 10 parts of silica sol and 4 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 7KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 180 ℃, and continuously stirring for 15min at a stirring speed of 80r/min to obtain a precursor;
and step four, opening the stirring device, adding 2 parts of diethanol monoethyl ether as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 35min at the stirring speed of 80r/min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 6
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 60 parts of resin, 9 parts of carbon black, 10 parts of phthalic diester, 6 parts of ferroferric oxide, 16 parts of acetic acid, 18 parts of asphalt, 2 parts of nickel oxide, 12 parts of silica sol, 3 parts of copper oxide and 4 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 60 parts of resin, 9 parts of carbon black and 16 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 210 ℃, and continuously stirring for 15min at a stirring speed of 220r/min to obtain a material A.
And step two, putting 6 parts of powdered ferroferric oxide, 18 parts of asphalt and 2 parts of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 140 ℃, and continuously stirring for 16min at a stirring speed of 230r/min to obtain a material B.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 4 parts of graphite powder, 10 parts of phthalic diester, 12 parts of silica sol and 3 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 5KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 14min at a stirring speed of 210r/min to obtain a precursor;
and step four, opening the stirring device, adding 2 parts of diethylene glycol and 3 parts of diethylene glycol as the membrane auxiliary agents, keeping the heating power in the step three, continuously stirring for 30min at the stirring speed of 280r/min, then stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 7
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 60 parts of resin, 10 parts of carbon black, 12 parts of phthalic diester, 6 parts of ferroferric oxide, 16 parts of acetic acid, 20 parts of asphalt, 1 part of nickel oxide, 11 parts of silica sol and 5 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 60 parts of resin, 10 parts of carbon black and 16 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 210 ℃, and continuously stirring for 19min at the stirring speed of 170r/min to obtain a material A;
step two, putting 6 parts of powdered ferroferric oxide, 20 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 150 ℃, and continuously stirring for 20min at the stirring speed of 160r/min to obtain a material B;
step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 12 parts of phthalic diester and 11 parts of silica sol into a stirring device;
and S3, sealing the stirring device with water accounting for 8% of the total mass of the heat absorbing material and 5 parts of graphite powder, controlling the air pressure in the stirring device to be 2KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 210 ℃, and continuously stirring for 20min at a stirring speed of 120r/min to obtain the precursor.
And step four, opening the stirring device, adding 3 parts of diethanol monoethyl ether as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 40min at the stirring speed of 180r/min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 8
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 40 parts of resin, 5 parts of carbon black, 2 parts of phthalic diester, 3 parts of ferroferric oxide, 10 parts of acetic acid, 15 parts of asphalt, 1 part of nickel oxide, 10 parts of silica sol and 3 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, putting 40 parts of resin, 5 parts of carbon black and 10 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 190 ℃, and continuously stirring for 20min at a stirring speed of 220r/min to obtain a material A;
step two, putting 3 parts of powdered ferroferric oxide, 15 parts of asphalt and 1 part of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 140 ℃, and continuously stirring for 18min at the stirring speed of 210r/min to obtain a material B;
step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 2 parts of phthalic diester and 10 parts of silica sol into a stirring device;
and S3, sealing the stirring device by using water accounting for 10% of the total mass of the heat absorbing material and 3 parts of graphite powder, controlling the air pressure in the stirring device to be 1KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 18min at the stirring speed of 150r/min to obtain the precursor.
And step four, opening the stirring device, adding 2 parts of diethylene glycol as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 40min at the stirring speed of 180r/min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
Example 9
In this embodiment, the solar heat absorbing material is made of the following materials in terms of weight: 40 parts of resin, 6 parts of carbon black, 4 parts of phthalic diester, 3 parts of ferroferric oxide, 10 parts of acetic acid, 15 parts of asphalt, 2 parts of nickel oxide, 11 parts of silica sol, 6 parts of copper oxide and 4 parts of graphite powder.
The specific preparation method of the solar heat-absorbing material comprises the following steps:
step one, 40 parts of resin, 6 parts of carbon black and 10 parts of acetic acid are placed into a stirring device, the heating power is controlled to keep the temperature of the stirring device at 180 ℃, and the stirring is continuously carried out for 15min at the stirring speed of 300r/min to obtain a material A.
And step two, putting 3 parts of powdered ferroferric oxide, 15 parts of asphalt and 2 parts of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 140 ℃, and continuously stirring for 18min at a stirring speed of 230r/min to obtain a material B.
Step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 4 parts of graphite powder, 4 parts of phthalic diester, 11 parts of silica sol and 6 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the air pressure in the stirring device to be 3KPa by using a vacuum pump, controlling the heating power to keep the temperature of the stirring device at 220 ℃, and continuously stirring for 14min at a stirring speed of 300r/min to obtain a precursor;
and step four, opening the stirring device, adding 5 parts of diethylene glycol as a membrane auxiliary agent, keeping the heating power in the step three, continuously stirring for 28min at the stirring speed of 250r/min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
The solar energy absorbing material prepared in examples 1 to 9 was directly sprayed on the inner surface of the glass tube at normal temperature to form a coating layer, the thickness of which was 50 μm, and then annealed at 250 ℃ for 300 hours in an air environment to test the performance of the coating layer, and the test results are shown in table 1.
TABLE 1 test results Table
| Examples | Absorption rate α/%) | Emissivity epsilon/%) | α/ε |
| 1 | 93.26 | 11.21 | 8.31 |
| 2 | 93.38 | 11.42 | 8.17 |
| 3 | 94.19 | 11.31 | 8.32 |
| 4 | 93.46 | 11.19 | 8.35 |
| 5 | 93.19 | 11.26 | 8.27 |
| 6 | 93.72 | 11.19 | 8.37 |
| 7 | 93.91 | 11.78 | 7.98 |
| 8 | 93.73 | 11.46 | 8.17 |
| 9 | 94.17 | 11.52 | 8.17 |
As can be seen from Table 1, the absorptivity α of the coating prepared by the solar heat absorbing material is higher than 93% after annealing treatment for 300 hours at 250 ℃ in an air environment, and the radiance epsilon is lower than 10%, so that the heat absorbing material has better fatigue resistance and oxidation resistance.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. A solar heat absorbing material, characterized by: the coating is mainly prepared from the following raw materials, by weight, 40-60 parts of resin, 5-10 parts of carbon black, 2-12 parts of phthalic diester, 3-6 parts of ferroferric oxide, 10-16 parts of acetic acid, 15-20 parts of asphalt, 1-2 parts of nickel oxide, 10-12 parts of silica sol and 3-6 parts of copper oxide.
2. A solar heat absorber material according to claim 1, wherein: the raw materials also comprise 3-5 parts of graphite powder.
3. A solar heat absorber material according to claim 1, wherein: and replacing 3-6 parts of copper oxide in the raw materials with 3-5 parts of graphite powder.
4. A method for producing a solar heat absorbing material according to any one of claims 1 to 3, comprising: comprises the following steps of (a) carrying out,
putting 40-60 parts of resin, 5-10 parts of carbon black and 10-16 parts of acetic acid into a stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, and continuously stirring for 10-20 min to obtain a material A;
step two, putting 3-6 parts of powdered ferroferric oxide, 15-20 parts of asphalt and 1-2 parts of powdered nickel oxide into a stirring device, controlling the heating power to keep the temperature of the stirring device at 100-150 ℃, and continuously stirring for 10-20 min to obtain a material B;
step three, uniformly mixing the material A obtained in the step one and the material B obtained in the step two, and preparing a precursor of the solar heat-absorbing material,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 2-12 parts of phthalic diester, 10-12 parts of silica sol and 3-6 parts of copper oxide into a stirring device;
s3, sealing the stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, and continuously stirring for 10-20 min to obtain a precursor;
and step four, opening the stirring device, keeping the heating power in the step three, continuously stirring for 30-40 min, stopping stirring, and naturally cooling to obtain the solar heat absorbing material.
5. The method for preparing a solar heat absorbing material according to claim 4, wherein: in the step S2, 3-5 parts of graphite powder, 2-12 parts of phthalic diester, 10-12 parts of silica sol and 3-6 parts of copper oxide are added into a stirring device together.
6. The method for preparing a solar heat absorbing material according to claim 4, wherein: the third step is that the first step is,
s1, adding the material B into the material A, uniformly mixing, and then putting the mixture of the material A and the material B into a stirring device;
s2, adding 2-12 parts of phthalic diester and 10-12 parts of silica sol into a stirring device;
s3, mixing water accounting for 5-10% of the total mass of the heat absorbing material and 3-5 parts of graphite powder, then sealing the stirring device, controlling the heating power to keep the temperature of the stirring device at 180-220 ℃, and continuously stirring for 10-20 min to obtain the precursor.
7. A method of producing a solar heat absorber material according to any one of claims 4, 5 or 6, wherein: in the fourth step, after the stirring device is opened, 2-5 parts of the film assistant are added, and then stirring is carried out.
8. The method of claim 7, wherein the solar heat absorber comprises: the membrane auxiliary agent is diethanol monoethyl ether, or diethylene glycol, or a mixture of the diethanol monoethyl ether and the diethylene glycol.
9. A method of producing a solar heat absorber material according to any one of claims 4, 5 or 6, wherein: and S3, sealing the stirring device, and vacuumizing the stirring device to enable the air pressure in the stirring device to be 0-10 KPa.
10. A method of producing a solar heat absorber material according to any one of claims 4, 5 or 6, wherein: in the first step to the fourth step, the stirring speed of the stirring device is 50r/min to 300 r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041414.8A CN110819151B (en) | 2019-10-30 | 2019-10-30 | Solar heat-absorbing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911041414.8A CN110819151B (en) | 2019-10-30 | 2019-10-30 | Solar heat-absorbing material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110819151A true CN110819151A (en) | 2020-02-21 |
| CN110819151B CN110819151B (en) | 2021-04-20 |
Family
ID=69551141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911041414.8A Active CN110819151B (en) | 2019-10-30 | 2019-10-30 | Solar heat-absorbing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110819151B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220145152A1 (en) * | 2020-11-11 | 2022-05-12 | Hangzhou Sanhua Research Institute Co., Ltd. | Coating material and preparation method thereof, heat exchanger and method for treating heat exchanger |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189106A (en) * | 2016-07-25 | 2016-12-07 | 广西南宁胜祺安科技开发有限公司 | A kind of solar energy heat absorbing material |
| CN107858099A (en) * | 2017-11-24 | 2018-03-30 | 广西吉宽太阳能设备有限公司 | A kind of solar energy heat absorbing material and preparation method thereof |
| US20180171162A1 (en) * | 2016-12-21 | 2018-06-21 | Corning Incorporated | Uv blocking coatings for lens assemblies |
| CN108623987A (en) * | 2018-05-17 | 2018-10-09 | 株洲时代新材料科技股份有限公司 | A kind of auxiliary guide wheels wear part and preparation method |
-
2019
- 2019-10-30 CN CN201911041414.8A patent/CN110819151B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189106A (en) * | 2016-07-25 | 2016-12-07 | 广西南宁胜祺安科技开发有限公司 | A kind of solar energy heat absorbing material |
| US20180171162A1 (en) * | 2016-12-21 | 2018-06-21 | Corning Incorporated | Uv blocking coatings for lens assemblies |
| CN107858099A (en) * | 2017-11-24 | 2018-03-30 | 广西吉宽太阳能设备有限公司 | A kind of solar energy heat absorbing material and preparation method thereof |
| CN108623987A (en) * | 2018-05-17 | 2018-10-09 | 株洲时代新材料科技股份有限公司 | A kind of auxiliary guide wheels wear part and preparation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220145152A1 (en) * | 2020-11-11 | 2022-05-12 | Hangzhou Sanhua Research Institute Co., Ltd. | Coating material and preparation method thereof, heat exchanger and method for treating heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110819151B (en) | 2021-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110483924A (en) | A kind of super-hydrophobic automatic cleaning radiation cooling film and preparation method thereof | |
| CN109592908A (en) | A kind of preparation method of modified porous silica moistureproof antireflecting coating | |
| CN112852079B (en) | A kind of superhydrophobic self-cleaning radiation self-cooling material and preparation method thereof | |
| WO2020151607A1 (en) | Composite microsphere having radial fibrous mesoporous shell layer/hollow core layer structure and preparation method therefor | |
| CN110819151B (en) | Solar heat-absorbing material | |
| CN113667400A (en) | Anti-icing and deicing coating with photo-thermal and self-cleaning performances and preparation method thereof | |
| CN114918119B (en) | High-transparency adaptive emissivity modulation coating and preparation method and application thereof | |
| CN114989588B (en) | Degradation material with heat insulation and energy storage properties and preparation method thereof | |
| CN115558327A (en) | Graphene heat dissipation coating and preparation method thereof | |
| CN111732346B (en) | Preparation method of photochromic glass for improving speed of renaturation | |
| CN110041895A (en) | A kind of heat accumulation heat-transfer matcrial and preparation method thereof | |
| CN114907022B (en) | A highly transparent solar-to-thermal conversion coated glass with anti-icing and deicing properties and its preparation method | |
| CN114350155A (en) | A kind of high thermal conductivity film and its preparation method and application | |
| CN109456696A (en) | A kind of solar water heater heat absorption layer composition of high conversion | |
| CN115490809B (en) | A temperature-responsive gel, a temperature-controlled membrane, and corresponding preparation methods and applications | |
| CN104479678B (en) | The preparation method of a kind of wavelength convert fluorescent powder and solar module and manufacture method | |
| CN103756559A (en) | Solar energy heat absorbing coating of vacuum pipe | |
| CN118342856A (en) | A multilayer phase-change year-round energy-saving material and preparation method thereof | |
| CN117463994A (en) | Light-absorbing hydrophobic material with micro-nano structure, preparation method and hydrophobic coating containing the above material | |
| CN111171200B (en) | A kind of polydivinylbenzene cross-linked microsphere dispersion liquid and preparation method thereof, and a kind of silica antireflection film precursor latex liquid | |
| CN109651853B (en) | MoSi stable in high-temperature air2-SiO2Composite photo-thermal coating and preparation method thereof | |
| CN105694647A (en) | Heat-absorbing paint | |
| CN109378506A (en) | A kind of high temperature dwell water type fuel battery proton exchange film and preparation method thereof | |
| CN116463043B (en) | Preparation method of colored heat-insulating sun-proof glass coating | |
| CN115418065A (en) | A kind of surface superhydrophobic anti-blue light anti-ultraviolet heat insulation film and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |