CN104761968A - Radiation heat-insulating coating being excellent in weather resistance and preparation method thereof - Google Patents
Radiation heat-insulating coating being excellent in weather resistance and preparation method thereof Download PDFInfo
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- CN104761968A CN104761968A CN201510118873.7A CN201510118873A CN104761968A CN 104761968 A CN104761968 A CN 104761968A CN 201510118873 A CN201510118873 A CN 201510118873A CN 104761968 A CN104761968 A CN 104761968A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a radiation heat-insulating coating being excellent in weather resistance, which is characterized by being made from following raw materials, by weight: 23-24 parts of a cordierite-based composite infrared radiation material, 1.5-2 parts of polyvinylpyrrolidone, 30-32 parts of pure acrylic emulsion, 8-10 parts of neoprene latex, 22-25 parts of anhydrous alcohol, 7-9 parts of rutile titanium dioxide, 0.2-0.3 parts of soya bean lecithin, 1-1.2 parts of xanthan gum, 7-9 parts of heavy calcium carbonate, 27-30 parts of deionized water, and 0.6-0.8 parts of glyceryl stearate. In the coating, the cordierite-based composite infrared radiation material is employed as a filling material and the rutile titanium dioxide and the like are subjected to surface activation treatment and then are mixed with other components, so that a more uniform dispersing effect is achieved. The coating is high in infrared emitting rate, is beneficial to heat insulation and temperature reduction, is good in weather resistance, is low in production cost, is simple in preparation process which is convenient to industrially control, and is green, environmental-protective and great in application value and market prospect.
Description
Technical field
The present invention relates to technical field of coatings, particularly a kind of radiation heat insulation coating and preparation method thereof of good weatherability.
Background technology
Coating Water-borne modification is protection of the environment and the common prescription saving petroleum resources.Water-borne coatings take water as primary solvent, to human body and environmental hazard little, and have easy construction, security good, be easy to store the features such as transport, oneself becomes the important development direction of modern coatings.Current water-borne coatings is widely applied in building coating field.
Thermal insulating coating is the thermal accumlation being reduced coated article inside by mechanism such as obstruct, reflection, radiation, thus reaches energy-conservation a kind of functional coating with improving the object such as Working environment or safety.General thermal insulating coating is divided into isolation-type, reflection-type and Radiation Heat-insulated Paint three class.Wherein, Radiation Heat-insulated Paint is by transferring the UV-light in the sun power absorbed, visible ray and near infrared luminous energy to heat energy, in 8-13. 5 mu m waveband, pass air infrared window in the mode of ir radiation, be transmitted into air skin efficiently, thus reach the object reducing temperature.The distinguishing feature that Radiation Heat-insulated Paint is different from other two classes thermal insulating coatings is: all the other two class thermal insulating coatings can only slow down but can not the transmission of block heat, and Radiation Heat-insulated Paint can fall with the heat radiation of the form of heat emission by absorption, thus impel that coating is inside and outside lowers the temperature with same speed.
Want water-borne coatings and thermal insulating coating to roll into one, add good weathering resistance, heat insulation and heat control, safety and environmental protection, inherently meet the need of market.
Summary of the invention
Radiation heat insulation coating that the object of this invention is to provide a kind of good weatherability and preparation method thereof.The present invention plans radiation heat insulation, good weatherability, aqueous, environmental protective roll into one, and make the energy-saving and environment-friendly paint of meeting the need of market.
In order to realize object of the present invention, the present invention is by following scheme implementation:
A radiation heat insulation coating for good weatherability, is made up of the raw material of following weight part: iolite-base compound infrared radiant material 23-24, polyvinylpyrrolidone 1.5-2, pure-acrylic emulsion 30-32, polychloroprene latex 8-10, dehydrated alcohol 22-25, Rutile type Titanium Dioxide 7-9, soybean lecithin 0.2-0.3, xanthan gum 1-1.2, water-ground limestone 7-9, deionized water 27-30, Vinlub 0.6-0.8;
Described iolite-base compound infrared radiant material is prepared from by the raw material of following weight part: trichroite 50-60, ferric oxide 30-35, silicon carbide 15-20, cobalt sesquioxide 20-25, zirconium white 20-25, Manganse Dioxide 10-15, sodium alginate 3-5, polyvinyl alcohol 4-5, aluminium powder 3-4,20% aqueous solution of urea 22-25; Preparation method is as follows: polyvinyl alcohol is dissolved in all powder constituents added after in the deionized water of 20 times amount except sodium alginate, aluminium powder, even with the speed dispersed with stirring of 800 revs/min, then the aqueous solution of urea of 20% is added, after 80 DEG C of stirred in water bath react 6 hours, ageing is carried out centrifugal in 2 hours again, retain solid, last washing and drying obtains powder A; Again sodium alginate is dissolved in the water of 5 times amount; be heated to while stirring dissolve completely; then extruding pelletization in tablets press is together joined with powder A, aluminium powder; the particle made is put into electric furnace, toasts 60 minutes with the temperature of 250-300 DEG C, then increase the temperature to 1150 DEG C; continue calcining 2-2.5 hour; taking-up is cooled to room temperature, is pulverized by the particle after calcining, crosses 200 mesh sieves and get final product.
The radiation heat insulation coating of a kind of good weatherability of the present invention, be made up of following concrete steps:
(1) iolite-base compound infrared radiant material is mixed with dehydrated alcohol, stir formation dispersion liquid, add polyvinylpyrrolidone again, be uniformly mixed rear ultrasonic disperse 15-25 minute, then ball milling 60-90 minute, during ball milling, control temperature is at 40-45 DEG C, obtains iolite-base compound infrared radiant material ethanol dispersed paste;
(2) Rutile type Titanium Dioxide, water-ground limestone are put into ball mill and carried out ball milling 30-40 minute, then add Vinlub, continue stirring 10 minutes, form the mixed powder A of surface active, it is 2400-2800 rev/min that whole mechanical milling process controls rotational speed of ball-mill, and temperature is 80-90 DEG C;
(3) xanthan gum is added in deionized water, slowly add mixed powder A, soybean lecithin, homogenizer is moved to after stirring 40-60 minute with the speed of 800 revs/min, slowly add iolite-base compound infrared radiant material ethanol dispersed paste, with the Rate Dispersion 30 minutes of 3600-3900 rev/min, obtain mixed slurry;
(4) in mixed slurry, add the pure-acrylic emulsion modulated lentamente, then add all the other remaining components, stir 30-40 minute, then Ball milling 2.5-3 hour with the speed of 450-500 rev/min, to obtain final product.
Excellent effect of the present invention is: first the present invention prepares iolite-base compound infrared radiant material, add urea after being uniformly dispersed by powder body material to precipitate, then granulation, add pore-forming material polyvinylpyrrolidone, aluminium powder etc. in process, can not only be formed under the effect of high temperature and there is fluffy fine and closely woven hole; Metal ion simultaneously in raw material and oxonium ion rearrange more stable spinel structure or the rutile-type structure of rear formation, and dual function improves infrared emittance.The present invention is using iolite-base compound infrared radiant material as filler, mix with remaining component after Rutile type Titanium Dioxide etc. is carried out surface activation process, can reach dispersion evenly effect, obtained product infrared emittance is high, is conducive to heat insulation and heat control, good weatherability, production cost is low simultaneously, technique is simply convenient to Industry Control, environmental protection, has high using value and wide market outlook.
Embodiment
Below by specific examples, the present invention is described in detail.
A radiation heat insulation coating for good weatherability, is made up of the raw material of following weight part (kilogram): iolite-base compound infrared radiant material 23, polyvinylpyrrolidone 1.5, pure-acrylic emulsion 30, polychloroprene latex 8, dehydrated alcohol 22, Rutile type Titanium Dioxide 7, soybean lecithin 0.2, xanthan gum 1, water-ground limestone 7, deionized water 27, Vinlub 0.6;
Described iolite-base compound infrared radiant material is prepared from by the raw material of following weight part (kilogram): the aqueous solution of urea 22 of trichroite 50, ferric oxide 30, silicon carbide 15, cobalt sesquioxide 20, zirconium white 20, Manganse Dioxide 10, sodium alginate 3, polyvinyl alcohol 4, aluminium powder 3,20%; Preparation method is as follows: polyvinyl alcohol is dissolved in all powder constituents added after in the deionized water of 20 times amount except sodium alginate, aluminium powder, even with the speed dispersed with stirring of 800 revs/min, then the aqueous solution of urea of 20% is added, after 80 DEG C of stirred in water bath react 6 hours, ageing is carried out centrifugal in 2 hours again, retain solid, last washing and drying obtains powder A; Again sodium alginate is dissolved in the water of 5 times amount; be heated to while stirring dissolve completely; then extruding pelletization in tablets press is together joined with powder A, aluminium powder; the particle made is put into electric furnace, toasts 60 minutes with the temperature of 250-300 DEG C, then increase the temperature to 1150 DEG C; continue calcining 2 hours; taking-up is cooled to room temperature, is pulverized by the particle after calcining, crosses 200 mesh sieves and get final product.
The radiation heat insulation coating of a kind of good weatherability of the present invention, be made up of following concrete steps:
(1) iolite-base compound infrared radiant material is mixed with dehydrated alcohol, stir formation dispersion liquid, add polyvinylpyrrolidone again, be uniformly mixed rear ultrasonic disperse 15 minutes, then ball milling 60 minutes, during ball milling, control temperature is at 40-45 DEG C, obtains iolite-base compound infrared radiant material ethanol dispersed paste;
(2) Rutile type Titanium Dioxide, water-ground limestone are put into ball mill and carried out ball milling 30 minutes, then add Vinlub, continue stirring 10 minutes, form the mixed powder A of surface active, it is 2400 revs/min that whole mechanical milling process controls rotational speed of ball-mill, and temperature is 80-90 DEG C;
(3) xanthan gum is added in deionized water, slowly add mixed powder A, soybean lecithin, homogenizer is moved to after stirring 40 minutes with the speed of 800 revs/min, slowly add iolite-base compound infrared radiant material ethanol dispersed paste, with the Rate Dispersion 30 minutes of 3600 revs/min, obtain mixed slurry;
(4) in mixed slurry, add the pure-acrylic emulsion modulated lentamente, then add all the other remaining components, stir 30 minutes with the speed of 4500 revs/min, then Ball milling 2.5 hours, to obtain final product.
The coating appearance that the present invention produces normally, without precipitation, without caking, is tested all without exception by water tolerance test in 160 hours, alkaline resistance test in 50 hours, 10000 abrasion resistances; Artificial ageing resistance is tested: 2000 hours non-foaming, do not peel off, flawless; Hemispherical emissivity test meets the requirement of regulation coating hemispherical emissivity >=85% in JC/T 1040-2007 " heat-reflecting insulating coating for outer surface of building ".
Claims (2)
1. the radiation heat insulation coating of a good weatherability, it is characterized in that, be made up of the raw material of following weight part: iolite-base compound infrared radiant material 23-24, polyvinylpyrrolidone 1.5-2, pure-acrylic emulsion 30-32, polychloroprene latex 8-10, dehydrated alcohol 22-25, Rutile type Titanium Dioxide 7-9, soybean lecithin 0.2-0.3, xanthan gum 1-1.2, water-ground limestone 7-9, deionized water 27-30, Vinlub 0.6-0.8;
Described iolite-base compound infrared radiant material is prepared from by the raw material of following weight part: trichroite 50-60, ferric oxide 30-35, silicon carbide 15-20, cobalt sesquioxide 20-25, zirconium white 20-25, Manganse Dioxide 10-15, sodium alginate 3-5, polyvinyl alcohol 4-5, aluminium powder 3-4,20% aqueous solution of urea 22-25; Preparation method is as follows: polyvinyl alcohol is dissolved in all powder constituents added after in the deionized water of 20 times amount except sodium alginate, aluminium powder, even with the speed dispersed with stirring of 800 revs/min, then the aqueous solution of urea of 20% is added, after 80 DEG C of stirred in water bath react 6 hours, ageing is carried out centrifugal in 2 hours again, retain solid, last washing and drying obtains powder A; Again sodium alginate is dissolved in the water of 5 times amount; be heated to while stirring dissolve completely; then extruding pelletization in tablets press is together joined with powder A, aluminium powder; the particle made is put into electric furnace, toasts 60 minutes with the temperature of 250-300 DEG C, then increase the temperature to 1150 DEG C; continue calcining 2-2.5 hour; taking-up is cooled to room temperature, is pulverized by the particle after calcining, crosses 200 mesh sieves and get final product.
2. the radiation heat insulation coating of a kind of good weatherability according to claim 1, is characterized in that, be made up of following concrete steps:
(1) iolite-base compound infrared radiant material is mixed with dehydrated alcohol, stir formation dispersion liquid, add polyvinylpyrrolidone again, be uniformly mixed rear ultrasonic disperse 15-25 minute, then ball milling 60-90 minute, during ball milling, control temperature is at 40-45 DEG C, obtains iolite-base compound infrared radiant material ethanol dispersed paste;
(2) Rutile type Titanium Dioxide, water-ground limestone are put into ball mill and carried out ball milling 30-40 minute, then add Vinlub, continue stirring 10 minutes, form the mixed powder A of surface active, it is 2400-2800 rev/min that whole mechanical milling process controls rotational speed of ball-mill, and temperature is 80-90 DEG C;
(3) xanthan gum is added in deionized water, slowly add mixed powder A, soybean lecithin, homogenizer is moved to after stirring 40-60 minute with the speed of 800 revs/min, slowly add iolite-base compound infrared radiant material ethanol dispersed paste, with the Rate Dispersion 30 minutes of 3600-3900 rev/min, obtain mixed slurry;
(4) in mixed slurry, add the pure-acrylic emulsion modulated lentamente, then add all the other remaining components, stir 30-40 minute, then Ball milling 2.5-3 hour with the speed of 450-500 rev/min, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510118873.7A CN104761968A (en) | 2015-03-18 | 2015-03-18 | Radiation heat-insulating coating being excellent in weather resistance and preparation method thereof |
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| CN201510118873.7A CN104761968A (en) | 2015-03-18 | 2015-03-18 | Radiation heat-insulating coating being excellent in weather resistance and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117265458A (en) * | 2023-11-13 | 2023-12-22 | 成都成高阀门股份有限公司 | Ceramic whisker reinforced high-toughness supersonic flame spraying coating material and preparation method thereof |
Citations (4)
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|---|---|---|---|---|
| CN101041755A (en) * | 2007-04-23 | 2007-09-26 | 株洲时代新材料科技股份有限公司 | Aqueous damping coating having high acoustical insulation and low density and preparation method thereof |
| CN101760082A (en) * | 2009-03-20 | 2010-06-30 | 昆山市世名科技开发有限公司 | Universal cathode and anode electrophoretic coating water-based color paste |
| CN103788849A (en) * | 2012-11-01 | 2014-05-14 | 深圳市润物科技有限公司 | Low-carbon energy-saving coating |
| CN104211354A (en) * | 2014-08-29 | 2014-12-17 | 上海龙洲新型建材有限公司 | Self-closing repairing coating enhanced waterproof material |
-
2015
- 2015-03-18 CN CN201510118873.7A patent/CN104761968A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041755A (en) * | 2007-04-23 | 2007-09-26 | 株洲时代新材料科技股份有限公司 | Aqueous damping coating having high acoustical insulation and low density and preparation method thereof |
| CN101760082A (en) * | 2009-03-20 | 2010-06-30 | 昆山市世名科技开发有限公司 | Universal cathode and anode electrophoretic coating water-based color paste |
| CN103788849A (en) * | 2012-11-01 | 2014-05-14 | 深圳市润物科技有限公司 | Low-carbon energy-saving coating |
| CN104211354A (en) * | 2014-08-29 | 2014-12-17 | 上海龙洲新型建材有限公司 | Self-closing repairing coating enhanced waterproof material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117265458A (en) * | 2023-11-13 | 2023-12-22 | 成都成高阀门股份有限公司 | Ceramic whisker reinforced high-toughness supersonic flame spraying coating material and preparation method thereof |
| CN117265458B (en) * | 2023-11-13 | 2024-01-23 | 成都成高阀门股份有限公司 | Ceramic whisker reinforced high-toughness supersonic flame spraying coating material and preparation method thereof |
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Application publication date: 20150708 |