CN104194579B - Air-conditioner foil coating and preparation method thereof - Google Patents
Air-conditioner foil coating and preparation method thereof Download PDFInfo
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- CN104194579B CN104194579B CN201410464314.7A CN201410464314A CN104194579B CN 104194579 B CN104194579 B CN 104194579B CN 201410464314 A CN201410464314 A CN 201410464314A CN 104194579 B CN104194579 B CN 104194579B
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Abstract
The invention provides a kind of air-conditioner foil coating, comprise face and be coated with and primary coat, described face is painted with production face and is coated with, and wherein, described primary coat in the proportioning of mass parts is: the carbon nano tube dispersion liquid of 2%-7%, 100 parts; Amino resin curing agents, 2-5 part; The black color paste of content of carbon black 10%-20%, 15-25 part; Waterborne epoxy acrylate, 30-40 part; Sodium lauryl sulphate 1-3 part.The preparation method of this air-conditioner foil coating that the present invention also provides.Compared with correlation technique, adopt the air-conditioner foil radiator element coating of air-conditioner foil coating of the present invention to have higher thermal conductivity and radiant ratio, enhance the heat conduction and heat radiation performance of radiator element, improve radiating efficiency.
Description
[technical field]
The present invention relates to chemical coating field, particularly relate to a kind of air-conditioner foil coating and preparation method thereof.
[background technology]
In air-conditioning, radiator element plays very important effect, and when radiator element has good heat dispersion, room temperature reaches design temperature very soon, plays the effect of save energy; In contrast, when heat dispersion is poor, just can cause extra waste to the energy.Radiator element needs applying coating protect its surface, and the thermal resistance of organic coating is all very large, therefore the radiating effect of radiator element depends primarily on the radiating effect of top coat.In correlation technique, be mainly main film forming matter with pure organic polymer resin, the thermal resistance of polymkeric substance is comparatively large, generally between 0.02-0.1W/mK, and poor thermal conductivity, thus the heat-transfer effect affecting radiator element.
Therefore, be necessary to provide a kind of new air-conditioner foil coating and preparation method thereof to solve the problems of the technologies described above in fact.
[summary of the invention]
The technical problem that the present invention need solve is the deficiency overcoming technical background, air-conditioner foil coating providing a kind of thermal conductivity and preparation method thereof.
A kind of air-conditioner foil coating, comprise face and be coated with and primary coat, described face is painted with production face and is coated with, and described primary coat in the proportioning of mass parts is:
The carbon nano tube dispersion liquid of 2%-7%, 100 parts;
Amino resin curing agents, 2-5 part;
The black color paste of content of carbon black 10%-20%, 15-25 part;
Waterborne epoxy acrylate, 30-40 part;
Sodium lauryl sulphate, 1-3 part.
Preferably, described primary coat in the proportioning of mass parts is:
The carbon nano tube dispersion liquid of 3.5%, 100 parts;
Amino resin curing agents, 3 parts;
The black color paste of content of carbon black 10%-20%, 15 parts;
Waterborne epoxy acrylate, 35 parts;
Sodium lauryl sulphate, 2 parts.
Present invention also offers a kind of preparation method of air-conditioner foil coating, comprise the steps: to get the carbon nano tube dispersion liquid 100 parts that massfraction is 2%-7%, add 2-5 part amino resin curing agents, after stirring, add the black color paste of 15-25 part content of carbon black 10%-20%, continuation stirring, adds 30-40 part waterborne epoxy acrylate dispersion after stirring and 1-3 part sodium lauryl sulphate dispersion agent prepares primary coat; Face is coated with and directly uses production face to be coated with.
Preferably, get the carbon nano tube dispersion liquid 100 parts that massfraction is 3.5%, add 3 parts of amino resin curing agents, after stirring, add the black color paste of 15 parts of content of carbon black 10%-20%, continuation stirring, adds 35 parts of waterborne epoxy acrylate dispersions after stirring and 2 parts of sodium lauryl sulphate dispersion agents prepare primary coat; Face is coated with and directly uses production face to be coated with.
The present invention uses has the carbon nanotube of high thermal conductivity coefficient, and carbon nanotube is the desirable functional stuffing of heat radiation coating, has high thermal conductivity coefficient and radiation coefficient.The room temperature thermal conductivity of Single Walled Carbon Nanotube is up to 6600W/mK, and the room temperature thermal conductivity of multi-walled carbon nano-tubes reaches 3000W/mK.Meanwhile, carbon nanotube is monodimension nanometer material, and specific surface area is large, and it only has 0.045% to the specific refractory power of light, and specific absorption can reach more than 99.5%, and radiation coefficient is close to 1.Nanometer fibrous carbon nanotube, dispel the heat compared with filler with granular other, more easily form heat conduction network, to coating activeness and quietness successful, when coating is very thin, such as 5-10 micron, just can form the film that evenly bright and clean, mechanical property is excellent, and the film of other filler, thickness needs to reach 30-50 micron.
Compared with correlation technique, in this programme, we select carbon nanotube as the heat conductive filler of air-conditioner foil primary coat, add air-conditioner foil coating heat transfer performance, be coated in the thermal conductivity and radiant ratio that air-conditioner foil radiator element can improve air-conditioner foil radiator element, enhance the heat conduction and heat radiation performance of radiator element, improve radiating efficiency.
[embodiment]
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
A kind of air-conditioner foil coating, comprise face and be coated with and primary coat, face is painted with production face and is coated with, and wherein, primary coat in the proportioning of mass parts is: the carbon nano tube dispersion liquid of 3.5%, 100 parts; Amino resin curing agents, 3 parts; The black color paste of content of carbon black 10%-20%, 15 parts; Waterborne epoxy acrylate, 35 parts; Sodium lauryl sulphate, 2 parts.
Embodiment 2
A kind of air-conditioner foil coating, comprise face and be coated with and primary coat, face is painted with production face and is coated with, and wherein, primary coat in the proportioning of mass parts is: the carbon nano tube dispersion liquid of 2%, 100 parts; Amino resin curing agents, 2 parts; The black color paste of content of carbon black 10%-20%, 15 parts; Waterborne epoxy acrylate, 30 parts; Sodium lauryl sulphate, 1 part.
Embodiment 3
A kind of air-conditioner foil coating, comprise face and be coated with and primary coat, face is painted with production face and is coated with, and wherein, primary coat in the proportioning of mass parts is: the carbon nano tube dispersion liquid of 7%, 100 parts; Amino resin curing agents, 5 parts; The black color paste of content of carbon black 10%-20%, 25 parts; Waterborne epoxy acrylate, 40 parts; Sodium lauryl sulphate, 3 parts.
Embodiment 4
A kind of preparation method of air-conditioner foil coating, comprise the steps: to get the carbon nano tube dispersion liquid 100 parts that massfraction is 3.5%, add 3 parts of amino resin curing agents, after stirring, add the black color paste of 15 parts of content of carbon black 10%-20%, continuation stirring, adds 35 parts of waterborne epoxy acrylate dispersions after stirring and 2 parts of sodium lauryl sulphate dispersion agents prepare primary coat; Face is coated with and directly uses production face to be coated with.
Cut the aluminium foil of 240mm × 140mm, primary coat application is carried out to it, solidify 20 seconds at 262 DEG C, carry out face after cooling and be coated with application, baking-curing 25 seconds at 262 DEG C.The coating thermal conductivity of the aluminium foil adding carbon nanotube heat conductive filler with the aluminium foil not adding filler is measured, find that the coating thermal conductivity not adding filler is 0.064W/mK, and its thermal conductivity is 2.12W/mK after adding carbon nanotube, has and significantly promote.Therefore, add carbon nanotube heat conductive filler and have obvious effect for the heat radiation promoting air-conditioner foil.
Embodiment 5
A kind of preparation method of air-conditioner foil coating, comprise the steps: to get the carbon nano tube dispersion liquid 100 parts that massfraction is 2%, add 2 parts of amino resin curing agents, after stirring, add the black color paste of 15 parts of content of carbon black 10%-20%, continuation stirring, adds 30 parts of waterborne epoxy acrylate dispersions after stirring and 1 part of sodium lauryl sulphate dispersion agent prepares primary coat; Face is coated with and directly uses production face to be coated with.
Cut the aluminium foil of 240mm × 140mm, primary coat application is carried out to it, solidify 20 seconds at 262 DEG C, carry out face after cooling and be coated with application, baking-curing 25 seconds at 262 DEG C.The coating thermal conductivity of the aluminium foil adding carbon nanotube heat conductive filler with the aluminium foil not adding filler is measured, find that the coating thermal conductivity not adding filler is 0.064W/mK, and its thermal conductivity is 1.12W/mK after adding carbon nanotube, has and significantly promote.Therefore, add carbon nanotube heat conductive filler and have obvious effect for the heat radiation promoting air-conditioner foil.
Embodiment 6
A kind of preparation method of air-conditioner foil coating, comprise the steps: to get the carbon nano tube dispersion liquid 100 parts that massfraction is 7%, add 5 parts of amino resin curing agents, after stirring, add the black color paste of 25 parts of content of carbon black 10%-20%, continuation stirring, adds 40 parts of waterborne epoxy acrylate dispersions after stirring and 3 parts of sodium lauryl sulphate dispersion agents prepare primary coat; Face is coated with and directly uses production face to be coated with.
Cut the aluminium foil of 240mm × 140mm, primary coat application is carried out to it, solidify 20 seconds at 262 DEG C, carry out face after cooling and be coated with application, baking-curing 25 seconds at 262 DEG C.The coating thermal conductivity of the aluminium foil adding carbon nanotube heat conductive filler with the aluminium foil not adding filler is measured, find that the coating thermal conductivity not adding filler is 0.064W/mK, and its thermal conductivity is 1.52W/mK after adding carbon nanotube, has and significantly promote.Therefore, add carbon nanotube heat conductive filler and have obvious effect for the heat radiation promoting air-conditioner foil.
Compared with correlation technique, adopt air-conditioner foil coating heat transfer performance of the present invention good, be coated in the thermal conductivity and radiant ratio that air-conditioner foil radiator element can improve air-conditioner foil radiator element, enhance the heat conduction and heat radiation performance of radiator element, improve radiating efficiency.
Above-described is only embodiments of the present invention, it should be pointed out that for the person of ordinary skill of the art at this, without departing from the concept of the premise of the invention, can also make improvement, but these all belongs to protection scope of the present invention.
Claims (4)
1. an air-conditioner foil coating, comprise face and be coated with and primary coat, described face is painted with production face and is coated with, and it is characterized in that, described primary coat in the proportioning of mass parts is:
The carbon nano tube dispersion liquid of 2%-7%, 100 parts;
Amino resin curing agents, 2-5 part;
The black color paste of content of carbon black 10%-20%, 15-25 part;
Waterborne epoxy acrylate, 30-40 part;
Sodium lauryl sulphate, 1-3 part.
2. air-conditioner foil coating according to claim 1, is characterized in that, described primary coat in the proportioning of mass parts is:
The carbon nano tube dispersion liquid of 3.5%, 100 parts;
Amino resin curing agents, 3 parts;
The black color paste of content of carbon black 10%-20%, 15 parts;
Waterborne epoxy acrylate, 35 parts;
Sodium lauryl sulphate, 2 parts.
3. the preparation method of air-conditioner foil coating according to claim 1, is characterized in that, comprise the steps:
Get the carbon nano tube dispersion liquid 100 parts that massfraction is 2%-7%, add 2-5 part amino resin curing agents, after stirring, add the black color paste of 15-25 part content of carbon black 10%-20%, continuation stirring, adds 30-40 part waterborne epoxy acrylate dispersion after stirring and 1-3 part sodium lauryl sulphate dispersion agent prepares primary coat; Face is coated with and directly uses production face to be coated with.
4. the preparation method of air-conditioner foil coating according to claim 2, is characterized in that, comprise the steps:
Get the carbon nano tube dispersion liquid 100 parts that massfraction is 3.5%, add 3 parts of amino resin curing agents, after stirring, add the black color paste of 15 parts of content of carbon black 10%-20%, continuation stirring, adds 35 parts of waterborne epoxy acrylate dispersions after stirring and 2 parts of sodium lauryl sulphate dispersion agents prepare primary coat; Face is coated with and directly uses production face to be coated with.
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| CN105694654B (en) * | 2016-03-16 | 2018-09-11 | 陈名海 | A kind of heat dissipation hydrophilic coating and preparation method thereof |
| CN110982400A (en) * | 2019-11-25 | 2020-04-10 | 湖南贵都建材有限公司 | Production method of water-resistant building coating |
| CN110819139A (en) * | 2019-11-25 | 2020-02-21 | 湖南贵都建材有限公司 | Water-resistant building coating |
| CN112961580A (en) * | 2021-04-21 | 2021-06-15 | 深圳市深赛尔股份有限公司 | Heat-insulation color steel plate coating and preparation method thereof |
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| CN102807817A (en) * | 2012-08-27 | 2012-12-05 | 安徽世林照明股份有限公司 | Method for preparing radiating coating of light-emitting diode (LED) lamp |
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Effective date of registration: 20191018 Address after: 230022 material building, East District, University of science and technology of China, No. 96, Jinzhai Road, Hefei City, Anhui Province Patentee after: Dong Qi Bao Address before: 410200 No. 109 Jinxing Road, Wangcheng District, Hunan, Changsha Patentee before: Suntown Technology Group Corporation |
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Effective date of registration: 20210629 Address after: No.203, jinhongyuan, 229 tongzipo West Road, Changsha hi tech Development Zone, Hunan Province, 410205 Patentee after: Hunan Tianfu New Materials Co.,Ltd. Address before: 230022 material building, East District, University of science and technology of China, 96 Jinzhai Road, Hefei City, Anhui Province Patentee before: Dong Qibao |
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