CN1204672A - Coating capable of reflecting sun-heat - Google Patents
Coating capable of reflecting sun-heat Download PDFInfo
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- CN1204672A CN1204672A CN 98114533 CN98114533A CN1204672A CN 1204672 A CN1204672 A CN 1204672A CN 98114533 CN98114533 CN 98114533 CN 98114533 A CN98114533 A CN 98114533A CN 1204672 A CN1204672 A CN 1204672A
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- Prior art keywords
- coating
- coating capable
- reflecting sun
- heat according
- solvent
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- 238000000576 coating method Methods 0.000 title claims description 79
- 239000011248 coating agent Substances 0.000 title claims description 74
- 239000002904 solvent Substances 0.000 claims abstract description 21
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920000180 alkyd Polymers 0.000 claims abstract description 19
- 239000000049 pigment Substances 0.000 claims abstract description 11
- 239000000126 substance Substances 0.000 claims abstract description 8
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 18
- 239000012752 auxiliary agent Substances 0.000 claims description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- NKFIBMOQAPEKNZ-UHFFFAOYSA-N 5-amino-1h-indole-2-carboxylic acid Chemical compound NC1=CC=C2NC(C(O)=O)=CC2=C1 NKFIBMOQAPEKNZ-UHFFFAOYSA-N 0.000 claims description 5
- GIWKOZXJDKMGQC-UHFFFAOYSA-L lead(2+);naphthalene-2-carboxylate Chemical compound [Pb+2].C1=CC=CC2=CC(C(=O)[O-])=CC=C21.C1=CC=CC2=CC(C(=O)[O-])=CC=C21 GIWKOZXJDKMGQC-UHFFFAOYSA-L 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 claims description 5
- WHIVNJATOVLWBW-UHFFFAOYSA-N n-butan-2-ylidenehydroxylamine Chemical compound CCC(C)=NO WHIVNJATOVLWBW-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- UKMSUNONTOPOIO-UHFFFAOYSA-N docosanoic acid Chemical group CCCCCCCCCCCCCCCCCCCCCC(O)=O UKMSUNONTOPOIO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010445 mica Substances 0.000 claims description 4
- 229910052618 mica group Inorganic materials 0.000 claims description 4
- 125000005608 naphthenic acid group Chemical class 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 235000021357 Behenic acid Nutrition 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 230000001476 alcoholic effect Effects 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- DTOSIQBPPRVQHS-PDBXOOCHSA-N alpha-linolenic acid Chemical group CC\C=C/C\C=C/C\C=C/CCCCCCCC(O)=O DTOSIQBPPRVQHS-PDBXOOCHSA-N 0.000 claims description 2
- 235000020661 alpha-linolenic acid Nutrition 0.000 claims description 2
- 229940116226 behenic acid Drugs 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000011133 lead Substances 0.000 claims description 2
- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Chemical group CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 claims description 2
- 229960004488 linolenic acid Drugs 0.000 claims description 2
- 150000002739 metals Chemical group 0.000 claims description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 2
- 239000003973 paint Substances 0.000 abstract description 12
- 238000002310 reflectometry Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000003208 petroleum Substances 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000012360 testing method Methods 0.000 description 11
- 239000004411 aluminium Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000000523 sample Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- 239000004925 Acrylic resin Substances 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 235000010215 titanium dioxide Nutrition 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000002320 enamel (paints) Substances 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- FSEUPUDHEBLWJY-HWKANZROSA-N diacetylmonoxime Chemical compound CC(=O)C(\C)=N\O FSEUPUDHEBLWJY-HWKANZROSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 1
- AEEAZFQPYUMBPY-UHFFFAOYSA-N [I].[W] Chemical compound [I].[W] AEEAZFQPYUMBPY-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 235000019197 fats Nutrition 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 125000005609 naphthenate group Chemical group 0.000 description 1
- 150000002897 organic nitrogen compounds Chemical class 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Paints Or Removers (AREA)
Abstract
A paint able to reflect solar heat includes surficial paint and thermal insulating paint, which must be used together, and is prepared from modified acrylic alkyd resin as main film forming substance, pigment, solvent and assistant. Its advantages are excellent physiochemical properties, very strong adhesion, high brightness and high reflectivity to solar heat to obviously lower the surficial temp of building, oil tank and petroleum pipeline.
Description
The present invention relates to a kind of coating, particularly relate to a kind of coating capable of reflecting sun-heat that is widely used in external coatings such as organic liquid metal tanks such as oil, natural gas liquids, petroleum pipe line, oil transfer cask, boats and ships, freezer, Industrial buildings, covil construction.
Enter after the seventies, world climate warms, and temperature raises year by year, and the high-heating radiation of the sun brings many harm to the space that the mankind depend on for existence.
Along with the development of petrochemical complex, utilize storage tank stores and liquid starting materials such as transportation oil, natural gas liquids to increase day by day.During the broiling summer, storage tank is subjected to the radiation of the sun, and the reservoir surface temperature raises, and also makes the corresponding rising of dress fluid temperature in the storage tank simultaneously.According to on-the-spot test, be 10000m to brushing general silver paint volume
3Gasoline tank, in summer during 35 ℃ of the highest temperatures, its tank deck outer wall top temperature can reach 49 ℃, and apart from 40 ℃ of the oily Wen Gaoda at tank deck 1m place, jar oily temperature in middle part reaches as high as 39 ℃, and apart from 32 ℃ of jar oily Wen Keda at end 2m place.Try to achieve from calculating, if the oil-gas space volume is 10000m
3The loss of the evaporation of oil tank every day of brushing silver paint is 4500 kilograms.
Industry, covil construction aspect: especially in Delta of the Pearl River area, iron sheet top factory building is more and more, after tested as can be known in south, in summer during 33 ℃ of meteorological temperature, the rolled tin surface temperature is up to 56 ℃, and red antirust iron sheet surface temperature reaches as high as 62 ℃, at 200m
2In the iron sheet factory building of high 5m, temperature is respectively 32 ℃ and 35 ℃, tests apart from ground 1.5-2m.Cement roof test, in 30 ℃ of meteorological temperature in summer, surface temperature can reach 46 ℃, at area 80m
2, high 3.2m room top temperature can reach 31.5 ℃.
As from the foregoing, sun high-heating radiation all brings very big loss and harm for industrial sector, the people's life, and traditional method at the general silver paint of body surface brushing can't address the above problem.Therefore, avoid sun high-heating radiation, body surface temperature such as storage tank, roof are not raise become a urgency to wait the important topic of studying and solving.In the existing correlation technique, Chinese patent application 92102102 discloses a kind of frie retardant coating, and this coating is made up of modification acrylic acid resin emulsion and organic nitrogen compound, ultrapas, phosphamide etc., and its function mainly is as frie retardant coating.That the coatings industry magazine has then disclosed is a kind of " cooling of roofing light color and heat-insulating waterproof coating " (coatings industry, 1987,2), this coating by AAS resin (by acrylic acid fourth fat and third rare fine, benzene second is rare etc., and monomer copolymerization forms) etc. form.Its function mainly is the building coating that is used for cooling roof and heat-insulating, fire-preventing, and is then unsatisfactory as the coating of reflection solar heat.
The object of the present invention is to provide a kind of have excellent physical chemistry and extremely strong sticking power and brightness, to the reflectivity height of solar heat, can obviously reduce the coating capable of reflecting sun-heat of the surface temperature of facilities such as house, oil tank, petroleum pipe line, consume to reduce, save energy is increased the benefit.
For achieving the above object, the invention provides a kind of coating capable of reflecting sun-heat, it is a main film forming substance with the following modified acroleic acid alkyd based resin of structural formula,
In the formula, R is behenic acid, linolenic acid, remaining alkyl or phenyl, and the topcoating and the thermal insulating coating that need be used made in modified acroleic acid alkyd based resin and pigment, solvent and auxiliary agent combination.
Described topcoating is made by following proportioning (weight %):
Modified acroleic acid alkyd based resin 40～60
Pigment 15～33
Solvent 17～25
Auxiliary agent 3～9;
Thermal insulating coating is made by following proportioning (weight %):
Modified acroleic acid alkyd based resin 45～60
Pigment 16～30
Solvent 12～22
Auxiliary agent 3～9.
Above-mentioned pigment comprises one or more of titanium dioxide, zinc oxide and mica powder.
Solvent comprise heavy aromatics, solvent oil, dimethylbenzene and alcoholic acid one or more.
Auxiliary agent comprises one or more of anti-settling agent, anti, siccative, and wherein anti-settling agent comprises one or more of organobentonite, ethanol and solvent oil; Anti comprises one or more of methyl ethyl ketoxime and dimethylbenzene; Siccative comprises the naphthenic acid salt that structural formula is following,
In the formula, metals such as Me cobalt, lead, calcium.N is 6～12.
Described naphthenic acid salt siccative comprises one or more of cobalt naphthenate, lead naphthenate and calcium naphthenate.
As main film forming substance of the present invention, we enumerate modified acroleic acid alkyd based resin, acrylic acid resinoid or polyurethane kind, and preferably, we select the modified acroleic acid alkyd based resin for use.
The modified acroleic acid alkyd based resin is to be made by chemical method by acrylic resin and alkyd based resin, this resin has the two advantage of acrylic resin and alkyd based resin, has overcome acrylic resin to pigment-dispersing, coating application and the snappiness of filming with winter hardiness is all not really desirable and the high defective of price.These shortcomings can be replaced by the advantage of the alkyd based resin of modification.Therefore, the modified acroleic acid alkyd based resin has that look shallow, water tolerance, gloss retention, tint retention are good, is easy to prepare characteristics such as light-coloured coating.It is to make the coating firm attachment form the essential substance of continuous film on the coated article face as the main film forming substance of topcoating and thermal insulating coating among the present invention, is the basis that constitutes coating, is determining the fundamental characteristics of coating.The performance requriements such as the table 1 of modified acroleic acid alkyd based resin:
Table 1
| Outward appearance | As clear as crystal |
| Color (iron cobalt method) | ＜10 |
| Viscosity (being coated with-1 glass, 25 ℃) | 50-110 |
| Acid value mgKOH/g | ≤11 |
| Solids content (%) | 50±2 |
| Fineness (μ m) | ＜25 |
As pigment of the present invention, we can enumerate as titanium dioxide, zinc oxide and mica powder etc., and select wherein one or more for use.
As solvent of the present invention, we enumerate as heavy aromatics, solvent oil, dimethylbenzene and ethanol etc., and can choose wherein one or more wantonly.
As auxiliary agent of the present invention, we enumerate as anti-settling agent, anti, siccative etc., and can choose wherein one or more wantonly.
As the anti-settling agent of auxiliary agent, we can enumerate as organic wilkinite, ethanol and solvent wet goods, and can choose wherein one or more wantonly.
As the anti of auxiliary agent, we can enumerate as methyl ethyl ketoxime and dimethylbenzene etc., and can choose wherein one or more wantonly.
As the siccative of auxiliary agent, we can enumerate as the cobalt naphthenate in the naphthenate, lead naphthenate and calcium naphthenate etc., and can choose wherein one or more wantonly.
Each component in the coating capable of reflecting sun-heat that the present invention proposes is the commercially available prod, and it is made also than being easier to, and each component mixed is in accordance with regulations got final product.The performance index such as the table 2 of coating capable of reflecting sun-heat of the present invention:
Table 2
| Project | Test data | Remarks | ||
| Topcoating | Thermal insulating coating | |||
| Color and outward appearance | White, coating is smooth smooth | Range estimation | ||
| Density, g/ml | ????1.466 | ????1.003 | ????GB1724-79 | |
| Solids content, % | ????≮57 | ????≮53 | ????GB1725-79 | |
| Time of drying | Surface drying, h | ????≯2 | ????≯2 | ????GB1725-79 |
| Do solid work h | ????≯6 | ????≯6 | ||
| Viscosity (being coated with-4 glasss), s | ????/ | ????43 | ????GB1723-79 | |
| Fineness, μ | ????20 | ????20 | ????GB6573.1-86 | |
| Hardness (double pendulum) | ??≮0.37 | ???≮0.30 | ????GB1730-79 | |
| Shock strength kg, cm | ????50 | ????40 | ????GB1732-79 | |
| Snappiness, mm | ????1 | ????1 | ????GB1731-79 | |
| Sticking power, level | ????1 | ????1 | ????GB1720-79 | |
| Cracking resistance, mm | ????≯2 | ????≯2 | ????GB6742-86 | |
| The brushing area, square metre/kg | ????5～6 | ????7～8 | Thickness 20～30 μ | |
Coating capable of reflecting sun-heat of the present invention is a kind of functional paint.Not only have the general property of coating, but also have the function of reflected infrared.This coating has not only satisfied the performance of general coating, and infrared radiation reflecting effectively, therefore has great practical value.
By solar spectrum energy distribution curve (Fig. 1) as can be known, the sun power overwhelming majority is in visible light and near-infrared region, i.e. 400～1800nm scope.In this wavelength region, the coating that reflectivity is high more, the function of reflected solar energy is just strong more, and the temperature on top layer is low more; Otherwise skin temperature is just high more.Fig. 2 has provided the reflectivity of aluminium powder coating.Fig. 3 is the reflectivity of coating capable of reflecting sun-heat, and as seen from the figure, the reflectivity of coating capable of reflecting sun-heat is higher than 80%, and the reflectivity of aluminium powder coating then is lower than 40%, and the reflectivity of conventional white coating is between between the two.Thermofin is obvious to the shielding effect of sun power in addition, has explained the different reason of coatingsurface temperature thus.
The characteristic of this coating has determined it suitable to make exterior paint, and it has, and look shallow, the performance of water tolerance, gloss retention, tint retention, weather resisteant, ornamental, protectiveness, snappiness, strong adhesion.
This coating belongs to the solvent-borne type speciality coating, it makes full use of its properties of materials, has excellent physical chemistry and extremely strong sticking power and brightness, to the reflectivity of solar heat up to more than 80%, compare the coating temperature with general aluminium paint and can reduce more than 10 ℃, greatly reduce liquid or spatial temperature in the object that applies.Therefore, replace traditional aluminium paint with the present invention and can reach safe, efficient, economic purpose.In addition, this coating also has antirust, anticorrosion, acid and alkali-resistance, corrosion-resistant, ageing-resistant, salt water resistance, salt spray resistance, high-low temperature resistant, oil resistant, water-fast, shock-resistant, characteristic such as snappiness is fabulous.
The present invention can be widely used in external coatings such as organic liquid metal tanks such as oil, natural gas liquids, petroleum pipe line, oil transfer cask, boats and ships, freezer, Industrial buildings, covil construction.Have huge economic benefit, environmental benefit and social benefit.
Fig. 1 is a solar spectrum energy distribution curve synoptic diagram.
Fig. 2 is the reflectivity synoptic diagram of aluminium powder coating.
Fig. 3 is the reflectivity synoptic diagram of coating capable of reflecting sun-heat of the present invention.
Fig. 4 is a coating capable of reflecting sun-heat coating synoptic diagram of the present invention.
The invention will be further described below in conjunction with embodiment and experimental example.
The present invention is a main film forming substance with the acrylic modified alkyd resinoid, and makes the topcoating and the thermal insulating coating that need be used with pigment, solvent, auxiliary agent combination.Above-mentioned two kinds of coating are made respectively, are used.As shown in Figure 4, thermal insulating coating is applied to the object that will protect, as surfaces such as metal tank, petroleum pipe line, oil transfer cask, boats and ships, freezer, Industrial buildings, covil construction, as the object that will protect is metal object, then thermal insulating coating is applied on the phosphate coating of metal base surface, topcoating then is applied on the thermal insulating coating.
The proportioning of topcoating and thermal insulating coating is as follows:
Topcoating (weight %)
Modified acroleic acid Synolac 47
Rutile titanium white powder (R-Tio
2) 20
Zinc oxide (Zno) 10
200# solvent oil 15
Heavy aromatics (or dimethylbenzene) 3
Organobentonite 0.3
0.5% industrial spirit 0.3
200# solvent oil 0.3
Methyl ethyl ketoxime (Diacetylmonoxime) 0.3
Dimethylbenzene 0.3
4-5% (concentration) cobalt naphthenate 0.3
10% (concentration) lead naphthenate 0.2
2% (concentration) calcium naphthenate 3
Two, thermal insulating coating (weight %)
Acrylic acid modified alkyd resin 50
Rutile titanium white powder (R-Tio
2) 15
Mica powder (200～300 order) 13
200# solvent oil 12
Heavy aromatics (or dimethylbenzene) 4
Organobentonite 0.3
0.5% industrial spirit 0.3
200# solvent oil 0.3
Methyl ethyl ketoxime (Diacetylmonoxime) 0.2
Dimethylbenzene 0.2
4-5% (concentration) cobalt naphthenate 0.3
10% (concentration) lead naphthenate 1.4
2% (concentration) calcium naphthenate, 3 experimental examples 1
(1) this experiment is a ground with the cold bundle steel plate of 3A, and specification is 100 * 150 * 3mm.Coating capable of reflecting sun-heat contains two kinds of thermofin and topcoatings, and color is a white.Coating structure is seen Fig. 4.
The H white enamel paint that we select commercially available aluminium paint and excellent property for use during experiment is coating as a comparison, and sample that manufactured size is identical and above-mentioned sample compare experiment.Coat-thickness is about 150 μ m.
Experiment use temperature automatic checkout system is made and is provided by University Of Tianjin.
(2) experiment condition
Environment top temperature when the steel plate sample detects is 26～28 ℃.
(3) experimental technique
Because the be bullied influence fluctuation of stream, cloud sheet of temperature is bigger under the sunlight, causes the test instability.Therefore use the 500W tungsten-iodine lamp to replace carrying out sunshine simulated experiment, it heats up stable, and is basic identical with measured result under the sunlight.
The every 2s of automatic checkout system writes down once, and 72min writes down 2160 times altogether, draws the coating heating curve.Table 3 provides the probe temperature of three groups of steel plate different surfaces coatings.
Table 3
| Sequence number | Temperature detection | |||
| Sample 1 | | Sample | 2 | Temperature ℃ |
| ??1 | ????1# | ????47.77 | ????5# | ????57.8 |
| ??2 | ????2# | ????52.47 | ????5# | ????58.05 |
| ??3 | ????3# | ????45.44 | ????6# | ????58.48 |
| ??4 | ????4# | ????50.85 | ????6# | ????58.72 |
| ??5 | ????1# | ????46.12 | ????2# | ????50.98 |
| ??6 | ????3# | ????44.78 | ????4# | ????49.96 |
In table 3:
The sample substrate coating
1# steel plate (phosphate coating) topcoating+thermal insulating coating
2# steel plate white enamel paint
3# galvanized iron sheet topcoating+thermal insulating coating
4# galvanized iron sheet white enamel paint
5# steel plate aluminium paint
6# galvanized iron sheet/experimental example 2
The application testing of storage tank:
Test tank: 50m
3The horizontal hold-up vessel of gasoline
Test period is summer, and noon, weather was fine, and envrionment temperature is 35～36 ℃, by the electronic thermometer test duration be 11:30～15:00 point.Tested twice.The surface temperature that is coated with the aluminium powder jar is 61～62 ℃; With oily temperature in the oil product thermometer test tank is 37～37.4 ℃, and the surface temperature of application coating capable of reflecting sun-heat is 41～42 ℃, and oily temperature is 31.1 ℃ in the oil product thermometer test tank.Surface temperature differs 20 ℃, and interior charge of oil temperature differs 6.3 ℃.Experimental example 3
The galvanized sheet iron of one 200 square metres of certain units is pushed up simple and easy factory building carry out application with coating capable of reflecting sun-heat of the present invention, the client of this family adopts the mode of roof spray to lower the temperature before application, and water, the electricity charge in average every month consume 500 yuan.Application after the coating capable of reflecting sun-heat, not only saved fund, and again not by because of the spray caused wet and slippery ground worry.
Claims (9)
1, a kind of coating capable of reflecting sun-heat is characterized in that it is a main film forming substance with the following modified acroleic acid alkyd based resin of structural formula,
In the formula, R is behenic acid, linolenic acid, remaining alkyl or phenyl, and the topcoating and the thermal insulating coating that need be used made in modified acroleic acid alkyd based resin and pigment, solvent and auxiliary agent combination.
2, coating capable of reflecting sun-heat according to claim 1 is characterized in that described topcoating makes by following proportioning (weight %):
Modified acroleic acid alkyd based resin 40～60
Pigment 15～33
Solvent 17～25
Auxiliary agent 3～9;
Thermal insulating coating is made by following proportioning (weight %):
Modified acroleic acid alkyd based resin 45～60
Pigment 16～30
Solvent 12～22
Auxiliary agent 3～9.
3, coating capable of reflecting sun-heat according to claim 1 and 2 is characterized in that described pigment comprises one or more of titanium dioxide, zinc oxide and mica powder.
4, coating capable of reflecting sun-heat according to claim 1, it is characterized in that described solvent comprise heavy aromatics, solvent oil, dimethylbenzene and alcoholic acid one or more.
5, coating capable of reflecting sun-heat according to claim 1 is characterized in that described auxiliary agent comprises one or more of anti-settling agent, anti, siccative.
6, coating capable of reflecting sun-heat according to claim 4 is characterized in that described anti-settling agent comprises one or more of organobentonite, ethanol and solvent oil.
7, coating capable of reflecting sun-heat according to claim 4 is characterized in that described anti comprises one or more of methyl ethyl ketoxime and dimethylbenzene.
8, coating capable of reflecting sun-heat according to claim 4 is characterized in that described siccative comprises the naphthenic acid salt that structural formula is following,
In the formula, Me is metals such as cobalt, lead, calcium.N is 6～12.
9, coating capable of reflecting sun-heat according to claim 7 is characterized in that described naphthenic acid salt siccative comprises one or more of cobalt naphthenate, lead naphthenate and calcium naphthenate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98114533A CN1074025C (en) | 1998-06-05 | 1998-06-05 | Coating capable of reflecting sun-heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98114533A CN1074025C (en) | 1998-06-05 | 1998-06-05 | Coating capable of reflecting sun-heat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1204672A true CN1204672A (en) | 1999-01-13 |
| CN1074025C CN1074025C (en) | 2001-10-31 |
Family
ID=5224183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98114533A Expired - Fee Related CN1074025C (en) | 1998-06-05 | 1998-06-05 | Coating capable of reflecting sun-heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1074025C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100351329C (en) * | 2004-12-31 | 2007-11-28 | 邹文和 | Optical radiation resistant exterior wall paint |
| CN100376640C (en) * | 2005-09-27 | 2008-03-26 | 于志鸿 | External wall reflective paint for sun light heat |
| CN101824269A (en) * | 2010-04-07 | 2010-09-08 | 唐伯明 | Heat reflection coating for bituminous pavement |
| CN101955721A (en) * | 2010-09-17 | 2011-01-26 | 天津灯塔涂料工业发展有限公司 | Quick-dry type acrylic modified alkyd paint and preparation method thereof |
| CN101974276A (en) * | 2010-11-02 | 2011-02-16 | 江南大学 | Preparation method of self-crosslinked thermoplastic acrylate resin |
| CN102344728A (en) * | 2011-05-31 | 2012-02-08 | 吴江新慈木业有限公司 | Coating adopting modified acrylic acid resin as main material |
| CN103450406A (en) * | 2012-05-31 | 2013-12-18 | 兰州理工大学 | Aqueous alkyd acrylic resin and preparation method thereof |
| CN104024343A (en) * | 2011-10-05 | 2014-09-03 | 水晶美国股份公司 | Infrared-reflective clusters |
| CN107674462A (en) * | 2017-10-11 | 2018-02-09 | 大连理工大学 | A kind of preparation method and application of 3 D multi-colour CQDs@MeOOH anti-infrared nano-functional materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1030142C (en) * | 1992-06-30 | 1995-10-25 | 李成章 | Novel thermal barrier coating composition |
| CN1129238A (en) * | 1995-02-17 | 1996-08-21 | 秦秋计 | Water-proof reflection and heat-insulation coating |
-
1998
- 1998-06-05 CN CN98114533A patent/CN1074025C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100351329C (en) * | 2004-12-31 | 2007-11-28 | 邹文和 | Optical radiation resistant exterior wall paint |
| CN100376640C (en) * | 2005-09-27 | 2008-03-26 | 于志鸿 | External wall reflective paint for sun light heat |
| CN101824269A (en) * | 2010-04-07 | 2010-09-08 | 唐伯明 | Heat reflection coating for bituminous pavement |
| CN101955721A (en) * | 2010-09-17 | 2011-01-26 | 天津灯塔涂料工业发展有限公司 | Quick-dry type acrylic modified alkyd paint and preparation method thereof |
| CN101974276A (en) * | 2010-11-02 | 2011-02-16 | 江南大学 | Preparation method of self-crosslinked thermoplastic acrylate resin |
| CN101974276B (en) * | 2010-11-02 | 2012-05-23 | 江南大学 | A kind of preparation method of self-crosslinking thermoplastic acrylate resin |
| CN102344728A (en) * | 2011-05-31 | 2012-02-08 | 吴江新慈木业有限公司 | Coating adopting modified acrylic acid resin as main material |
| CN104024343A (en) * | 2011-10-05 | 2014-09-03 | 水晶美国股份公司 | Infrared-reflective clusters |
| CN103450406A (en) * | 2012-05-31 | 2013-12-18 | 兰州理工大学 | Aqueous alkyd acrylic resin and preparation method thereof |
| CN107674462A (en) * | 2017-10-11 | 2018-02-09 | 大连理工大学 | A kind of preparation method and application of 3 D multi-colour CQDs@MeOOH anti-infrared nano-functional materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1074025C (en) | 2001-10-31 |
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