CN103483944A - Light-reflection, heat-insulation and anticorrosion paint and preparation method thereof - Google Patents
Light-reflection, heat-insulation and anticorrosion paint and preparation method thereof Download PDFInfo
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- CN103483944A CN103483944A CN201310462244.7A CN201310462244A CN103483944A CN 103483944 A CN103483944 A CN 103483944A CN 201310462244 A CN201310462244 A CN 201310462244A CN 103483944 A CN103483944 A CN 103483944A
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Abstract
The invention discloses a light-reflection, heat-insulation and anticorrosion paint which is prepared by uniformly mixing components in percentage by weight as follows: 30%-35% of nano titanium dioxide coated hollow glass beads, 15%-20% of micron-size quartz sand, 44%-50% of fluorocarbon emulsion, 0.1%-1% of a rear earth assistant, 0.1%-1% of a dispersing agent, 0.1%-1% of a thickening agent, 0.1%-1% of a wetting agent, 0.1%-1% of a defoaming agent and 0.1%-1% of a film formation assistant. The light-reflection, heat-insulation and anticorrosion paint has the advantages of good weather resistance, corrosion resistance, thermal insulation, water resistance, stain resistance and abrasion resistance, efficient crack resistance and seepage prevention and the like. The problems about heat insulation and anticorrosion in the severe environments of high temperature and humidity, salt-spray corrosion, mould breeding and the like under the condition of tropical ocean monsoon climate are solved; and a building outer wall or a metal component surface is coated with the reflective heat-insulation and anticorrosion paint, so that the service life of the building outer wall or the metal component surface is prolonged, and the building outer wall or the metal component surface has the advantages of good weather resistance, corrosion resistance, thermal insulation, water resistance, stain resistance and abrasion resistance, efficient crack resistance and seepage prevention and the like.
Description
Technical field
The present invention relates to a kind of luminous reflectance heat-insulating anti-corrosive coating that is adapted to tropical island weather condition.
Background technology
The etching problems such as Tropical Ocean area metal are major issues of puzzlement building industry and people's lives always.At present, relevant solution is varied, but mainly still by the coating method, realizes anticorrosion purpose.As adopt the modes such as inorganic zinc coating, organic and inorganic composite anticorrosion coating, thermospray, but all there are the variety of issues such as complex process, cost is high, effect is bad mostly in these current modes.
The root problem of torrid zone Island seriously corroded is the tropical island regional climatope in other from different places.The environment such as high temperature, high salt fog, strong ultraviolet are the important factors that causes seriously corroded, and also these factors influence each other and cause the perishable problem of tropical Island just.
How can effectively overcome these impacts, reach the purpose of corrosion prevention, be the major issue that must consider of preparation high-performance corrosion prevention coating.
Therefore be badly in need of a kind of can the solution under Tropical Ocean monsoon climate condition, hot and humid, salt air corrosion, mould such as grow at the protective system of the heat insulating and corrosion problem in severe rugged environment.
Summary of the invention
The purpose of this invention is to provide a kind of prolongation its work-ing life, there is good weatherability, corrosion-resistant, heat-proof quality good, water-fast resistant is wear-resisting, the luminous reflectance heat-insulating anti-corrosive coating of efficient anti-crack and anti-seepage.
To achieve these goals; technical scheme of the present invention is: a kind of luminous reflectance heat-insulating anti-corrosive coating is provided, is mixed and is prepared from by the composition of following weight percent: nanometer titanium dioxide-coated hollow glass micropearl 30%～35%, micron order quartz sand 15～20%, fluorine carbon emulsion 44～50%, rare-earth additive 0.1～1%, dispersion agent 0.1～1%, thickening material 0.1～1%, wetting agent 0.1～1%, defoamer 0.1～1%, film coalescence aid 0.1～1%;
Described wetting agent is one or more in the non-ionic type Soxylat A 25-7s such as polyoxyethylene tetrafluoro carbon ether, Voranol EP 2001 or the anionic alkyl hydrochlorates such as sodium alkyl benzene sulfonate, sodium alkyl sulfate;
Described dispersion agent is one or more in polyacrylic acid sodium salt amine salt or oleoyl epoxy alkane segmented copolymer;
Described film coalescence aid is one or more of the dibasic alcohol such as propylene glycol, propandiol butyl ether, propylene glycol phenylate and ether compound thereof;
Described defoamer is for containing the non-silicone Dormant oils of hydrophobic particles mixture;
Another object of the present invention is to provide a kind of preparation method of luminous reflectance heat-insulating anti-corrosive coating, be prepared from by following steps:
(1) prepare the nanometer titanium dioxide-coated hollow glass micropearl
(1-1) hollow glass micropearl is cleaned several times with distilled water and dehydrated alcohol, make hollow glass micropearl form water-wetted surface;
(1-2) hollow glass micropearl after cleaning is added in distilled water, in 55 ℃ of constant water bath box with homogeneous dispersion machine with 200rev/m stirring at low speed 10～20min, drip the Sodium dodecylbenzene sulfonate solution of 5ml～10ml1% simultaneously, heat to 80 ℃;
(1-3), after heating to 80 ℃, slowly drip the Ti (SO of 0.1mol/l
4)
2the NaOH solution of solution and dropping 0.1mol/l, maintain PH=3.0～3.5, treats that hydrolysis reaction finishes, and filtering and washing is to PH=7; Obtain hollow glass micropearl/Ti0
2complex body;
(1-4) by hollow glass micropearl/Ti0
2after the complex body drying, then calcine in retort furnace, make the nanometer titanium dioxide-coated hollow glass micropearl;
(2) prepare micron order quartz sand
After toasting dried quartz sand and putting into the preheating of ball mill ball milling, the solution that adds silane coupling agent, dispersion agent and distilled water to be made into, with 250rev/m ball milling 1200 minutes, take out slurry drying, and cooling rear grinding obtains micron order quartz sand;
(3) prepare the luminous reflectance heat-insulating anti-corrosive coating
(3-1) by weight percentage by micron order quartz sand 15～20%, fluorine carbon breast 44～50%, dispersion agent 0.1～1%, thickening material 0.1～1%, wetting agent 0.1～1%, defoamer 0.1～1% with 2000rev/m high-speed stirring 20min;
(3-2) add nanometer titanium dioxide-coated hollow glass micropearl 30%～35%, rare-earth additive 0.1～1% with 200rev/m stirring at low speed 30～40min after mixing, adjust pH value and viscosity, interpolation film coalescence aid 0.1～1% stirs evenly;
(3-3) filtering rear tinning seals up for safekeeping.
The advantages such as the present invention has good weatherability, corrosion-resistant, heat-proof quality good, water-fast resistant is wear-resisting, efficient anti-crack and anti-seepage.The present invention solves under Tropical Ocean monsoon climate condition, and hot and humid, salt air corrosion, mould such as grow at the heat insulating and corrosion problem in severe rugged environment.Apply the reflective insulation protective system by wall outside the building or metal component surface, extend its work-ing life, there is good weatherability, the advantages such as corrosion-resistant, heat-proof quality good, water-fast resistant is wear-resisting, efficient anti-crack and anti-seepage.
Embodiment
Embodiment 1
The preparation method of a kind of luminous reflectance heat-insulating anti-corrosive coating of the present invention is prepared from by following steps:
(1) prepare the nanometer titanium dioxide-coated hollow glass micropearl
Hollow glass micropearl is cleaned several times with distilled water and dehydrated alcohol, make hollow glass micropearl form water-wetted surface, 5g hollow glass micropearl after cleaning is added in 50g distilled water, in 55 ℃ of constant water bath box with homogeneous dispersion machine with 200rev/m stirring at low speed 10min, drip the Sodium dodecylbenzene sulfonate solution of 5ml1% simultaneously, heat to 80 ℃, slowly drip the Ti (SO of 0.1mol/l
4)
2solution, the slow NaOH solution that drips 0.1mol/l, maintain PH=3.0～3.5 simultaneously, and after about 5h, hydrolysis reaction finishes, and filtering and washing is to PH=7, by the hollow glass micropearl/TiO of preparation
2complex body is at 120 ℃ of dry 2h, then in retort furnace 600 ℃ of calcining 2h, make the nanometer titanium dioxide-coated hollow glass micropearl.
(2) prepare surperficial Modified Micron level quartz sand
To toast dried quartz sand 50g and put into ball mill ball milling preheating 5min, add the 5g Silane coupling reagent KH-570, the modifier solution that 5g dispersant B YK-163 and 50g distilled water are made into, with 250rev/m ball milling 1200 minutes, take out slurry through 200 ℃ of dryings 3 hours, cooling, obtain the micron order quartz sand of surface modification after grinding.
(3) prepare the luminous reflectance heat-insulating anti-corrosive coating
Micron order quartz sand by the 20g surface modification, the 44g fluorine carbon emulsion, 0.2g dispersion agent, 0.2g thickening material, 0.1g wetting agent, 0.1g defoamer, with 2000rev/m high-speed stirring 20min, add 35g nanometer titanium dioxide-coated hollow glass micropearl after mixing, rare-earth additive 0.3g, with 200rev/m stirring at low speed 30min, adjust pH value and viscosity, add the 0.1g film coalescence aid and stir evenly, after filtering, tinning is sealed up for safekeeping.
The luminous reflectance heat-insulating anti-corrosive coating obtained by preparation method of the present invention:
(1) traditional performance reaches " exterior wall coating material of synthetic resin emulsion " (GB/T9755-2001) premium grads index request;
(2) heat-proof quality meets " architectural reflective heat-insulation paint " requirement (JB/T235-2008): coating sunlight reflectivity (white) is higher than 90%, and hemispherical emissivity is higher than 80%, and the high temperature insulating temperature difference is greater than 10 ℃, and heat insulation temperature difference decay is less than 12 ℃;
(3) salt spray resistance reaches 1500 hours (GB/T1771-2007);
(4) impact resistance is higher than 48cm(GB/T1731-93);
(5) adhesion 1 grade (GB/T1720-79).
Embodiment 2
The preparation method of a kind of luminous reflectance heat-insulating anti-corrosive coating of the present invention is prepared from by following steps:
(1) prepare the nanometer titanium dioxide-coated hollow glass micropearl
Hollow glass micropearl is cleaned several times with distilled water and dehydrated alcohol, make hollow glass micropearl form water-wetted surface, 5g hollow glass micropearl after cleaning is added in 50g distilled water, in 55 ℃ of constant water bath box with homogeneous dispersion machine with 200rev/m stirring at low speed 10min, drip the Sodium dodecylbenzene sulfonate solution of 5ml1% simultaneously, heat to 80 ℃, slowly drip the Ti (SO of 0.1mol/l
4)
2solution, the slow NaOH solution that drips 0.1mol/l, maintain PH=3.0～3.5 simultaneously, and after about 5h, hydrolysis reaction finishes, and filtering and washing is to PH=7, by the hollow glass micropearl/TiO of preparation
2complex body is at 120 ℃ of dry 2h, then in retort furnace 600 ℃ of calcining 2h, make the nanometer titanium dioxide-coated hollow glass micropearl.
(2) prepare surperficial Modified Micron level quartz sand
To toast dried quartz sand 50g and put into ball mill ball milling preheating 5min, add the 5g Silane coupling reagent KH-570, the modifier solution that 5g dispersant B YK-163 and 50g distilled water are made into, with 250rev/m ball milling 1200 minutes, take out slurry through 200 ℃ of dryings 3 hours, cooling, obtain the micron order quartz sand of surface modification after grinding.
(3) prepare the luminous reflectance heat-insulating anti-corrosive coating
Micron order quartz sand by the 18g surface modification, the 50g fluorine carbon emulsion, 0.2g dispersion agent, 0.2g thickening material, 0.1g wetting agent, 0.2g defoamer, with 2000rev/m high-speed stirring 20min, add 31g nanometer titanium dioxide-coated hollow glass micropearl after mixing, rare earth helps 0.2g, with 200rev/m stirring at low speed 30min, adjust pH value and viscosity, add the 0.1g film coalescence aid and stir evenly, after filtering, tinning is sealed up for safekeeping.
The luminous reflectance heat-insulating anti-corrosive coating obtained by preparation method of the present invention:
(1) traditional performance reaches " exterior wall coating material of synthetic resin emulsion " (GB/T9755-2001) premium grads index request;
(2) heat-proof quality meets " architectural reflective heat-insulation paint " requirement (JB/T235-2008): coating sunlight reflectivity (white) is higher than 90%, and hemispherical emissivity is higher than 80%, and the high temperature insulating temperature difference is greater than 10 ℃, and heat insulation temperature difference decay is less than 12 ℃;
(3) salt spray resistance reaches 1500 hours (GB/T1771-2007);
(4) impact resistance is higher than 48cm(GB/T1731-93);
(5) adhesion 1 grade (GB/T1720-79).
Embodiment 3
(1) nanometer titanium dioxide-coated hollow glass micropearl
Hollow glass micropearl is cleaned several times with distilled water and dehydrated alcohol, make hollow glass micropearl form water-wetted surface, 5g hollow glass micropearl after cleaning is added in 50g distilled water, in 55 ℃ of constant water bath box with homogeneous dispersion machine with 200rev/m stirring at low speed 10min, drip the Sodium dodecylbenzene sulfonate solution of 5ml1% simultaneously, heat to 80 ℃, slowly drip the Ti (SO of 0.1mol/l
4)
2solution, the slow NaOH solution that drips 0.1mol/l, maintain PH=3.0～3.5 simultaneously, and after about 5h, hydrolysis reaction finishes, and filtering and washing is to PH=7, by the hollow glass micropearl/TiO of preparation
2complex body is at 120 ℃ of dry 2h, then in retort furnace 600 ℃ of calcining 2h, make the nanometer titanium dioxide-coated hollow glass micropearl.
(2) surface modification micron order quartz sand
To toast dried quartz sand 50g and put into ball mill ball milling preheating 5min, add the 5g Silane coupling reagent KH-570, the modifier solution that 5g dispersant B YK-163 and 50g distilled water are made into, with 250rev/m ball milling 1200 minutes, take out slurry through 200 ℃ of dryings 3 hours, cooling, obtain the micron order quartz sand of surface modification after grinding.
(3) prepare the luminous reflectance heat-insulating anti-corrosive coating
Micron order quartz sand by the 15g surface modification, the 49g fluorine carbon emulsion, 0.3g dispersion agent, 0.2g thickening material, 0.1g wetting agent, 0.1g defoamer, with 2000rev/m high-speed stirring 20min, add 35g nanometer titanium dioxide-coated hollow glass micropearl after mixing, rare earth helps 0.2g, with 200rev/m stirring at low speed 30min, adjust pH value and viscosity, add the 0.1g film coalescence aid and stir evenly, after filtering, tinning is sealed up for safekeeping.
The luminous reflectance heat-insulating anti-corrosive coating obtained by preparation method of the present invention:
(1) traditional performance reaches " exterior wall coating material of synthetic resin emulsion " (GB/T9755-2001) premium grads index request;
(2) heat-proof quality meets " architectural reflective heat-insulation paint " requirement (JB/T235-2008): coating sunlight reflectivity (white) is higher than 90%, and hemispherical emissivity is higher than 80%, and the high temperature insulating temperature difference is greater than 10 ℃, and heat insulation temperature difference decay is less than 12 ℃;
(3) salt spray resistance reaches 1500 hours (GB/T1771-2007);
(4) impact resistance is higher than 48cm(GB/T1731-93);
(5) adhesion 1 grade (GB/T1720-79).
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belong to the scope that the present invention is contained.
Claims (2)
1. a luminous reflectance heat-insulating anti-corrosive coating; it is characterized in that, be mixed and be prepared from by the composition of following weight percent: nanometer titanium dioxide-coated hollow glass micropearl 30%～35%, micron order quartz sand 15～20%, fluorine carbon emulsion 44～50%, rare-earth additive 0.1～1%, dispersion agent 0.1～1%, thickening material 0.1～1%, wetting agent 0.1～1%, defoamer 0.1～1%, film coalescence aid 0.1～1%;
Described dispersion agent is one or more in polyacrylic acid sodium salt amine salt or oleoyl epoxy alkane segmented copolymer;
Described wetting agent is one or more of polyoxyethylene tetrafluoro carbon ether, Voranol EP 2001, sodium alkyl benzene sulfonate, sodium alkyl sulfate;
Described film coalescence aid is one or more of propylene glycol, propandiol butyl ether, propylene glycol phenylate;
Described defoamer is for containing the non-silicone Dormant oils of hydrophobic particles mixture.
2. the preparation method of luminous reflectance heat-insulating anti-corrosive coating as claimed in claim 1 is characterized in that being prepared from by following steps:
(1) prepare the nanometer titanium dioxide-coated hollow glass micropearl
(1-1) hollow glass micropearl is cleaned several times with distilled water and dehydrated alcohol, make hollow glass micropearl form water-wetted surface;
(1-2) hollow glass micropearl after cleaning is added in distilled water, in 55 ℃ of constant water bath box with homogeneous dispersion machine with 200rev/m stirring at low speed 10～20min, drip the Sodium dodecylbenzene sulfonate solution of 5ml～10ml1% simultaneously, heat to 80 ℃;
(1-3), after heating to 80 ℃, slowly drip the Ti (SO of 0.1mol/l
4)
2the NaOH solution of solution and dropping 0.1mol/l, maintain PH=3.0～3.5, treats that hydrolysis reaction finishes, and filtering and washing is to PH=7; Obtain hollow glass micropearl/TiO
2complex body;
(1-4) by hollow glass micropearl/TiO
2after the complex body drying, then calcine in retort furnace, make the nanometer titanium dioxide-coated hollow glass micropearl;
(2) prepare micron order quartz sand
After toasting dried quartz sand and putting into the preheating of ball mill ball milling, the solution that adds silane coupling agent, dispersion agent and distilled water to be made into, with 250rev/m ball milling 1200 minutes, take out slurry drying, and cooling rear grinding obtains micron order quartz sand;
(3) prepare the luminous reflectance heat-insulating anti-corrosive coating
(3-1) by weight percentage by micron order quartz sand 15～20%, fluorine carbon breast 44～50%, dispersion agent 0.1～1%, thickening material 0.1～1%, wetting agent 0.1～1%, defoamer 0.1～1% with 2000rev/m high-speed stirring 20min;
(3-2) add nanometer titanium dioxide-coated hollow glass micropearl 30%～35%, rare-earth additive 0.1～1% with 200rev/m stirring at low speed 30～40min after mixing, adjust pH value and viscosity, interpolation film coalescence aid 0.1～1% stirs evenly;
(3-3) filtering rear tinning seals up for safekeeping.
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| CN201310462244.7A CN103483944A (en) | 2013-09-30 | 2013-09-30 | Light-reflection, heat-insulation and anticorrosion paint and preparation method thereof |
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| CN201310462244.7A CN103483944A (en) | 2013-09-30 | 2013-09-30 | Light-reflection, heat-insulation and anticorrosion paint and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104403438A (en) * | 2014-11-19 | 2015-03-11 | 徐妍玲 | Reflective rapid-curing waterproof paint |
| CN107903732A (en) * | 2017-12-14 | 2018-04-13 | 莆田市涵江区初日化工有限公司 | A kind of light reflection insulating moulding coating and preparation method thereof |
| CN107936752A (en) * | 2017-12-14 | 2018-04-20 | 吴海 | A kind of hollow glass micropearl base fluorine carbon reflective heat-insulation paint and preparation method thereof |
| CN109137483A (en) * | 2018-07-24 | 2019-01-04 | 黄勇 | A kind of preparation method of Reflection fabric |
| CN109395872A (en) * | 2018-10-19 | 2019-03-01 | 西安科技大学 | A kind of hydrophobic molybdic tailing raw powder's production technology |
| CN112409856A (en) * | 2020-10-20 | 2021-02-26 | 乐福之家纳米材料有限责任公司 | Improved preparation method of heat-preservation graphene floor heating film |
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2013
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| US4212909A (en) * | 1979-06-18 | 1980-07-15 | Wausau Homes, Inc. | Fireproof barrier coating compositions |
| CN1354211A (en) * | 2001-12-07 | 2002-06-19 | 上海大学 | Water propyl fluorosilicate nano sol weatherability pollution-resisting coating material |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104403438A (en) * | 2014-11-19 | 2015-03-11 | 徐妍玲 | Reflective rapid-curing waterproof paint |
| CN107903732A (en) * | 2017-12-14 | 2018-04-13 | 莆田市涵江区初日化工有限公司 | A kind of light reflection insulating moulding coating and preparation method thereof |
| CN107936752A (en) * | 2017-12-14 | 2018-04-20 | 吴海 | A kind of hollow glass micropearl base fluorine carbon reflective heat-insulation paint and preparation method thereof |
| CN109137483A (en) * | 2018-07-24 | 2019-01-04 | 黄勇 | A kind of preparation method of Reflection fabric |
| CN109395872A (en) * | 2018-10-19 | 2019-03-01 | 西安科技大学 | A kind of hydrophobic molybdic tailing raw powder's production technology |
| CN112409856A (en) * | 2020-10-20 | 2021-02-26 | 乐福之家纳米材料有限责任公司 | Improved preparation method of heat-preservation graphene floor heating film |
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Application publication date: 20140101 |