CN104403440A - Multicolor infrared low-emissivity environmental protection coating - Google Patents
Multicolor infrared low-emissivity environmental protection coating Download PDFInfo
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- CN104403440A CN104403440A CN201410670841.3A CN201410670841A CN104403440A CN 104403440 A CN104403440 A CN 104403440A CN 201410670841 A CN201410670841 A CN 201410670841A CN 104403440 A CN104403440 A CN 104403440A
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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
- C09D127/00—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 a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/30—Camouflage paints
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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
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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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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Abstract
The invention relates to a multicolor infrared low-emissivity environmental protection coating. The coating comprises a component A and a component B, and when in use, the component A and the component B are uniformly mixed according to the mass ratio of 1:10. The component A is aliphatic polyisocyanate; the component B comprises the following components in percent by mass: 20 to 30 percent of fluorocarbon resin, 35 to 50 percent of special pigment, 0 to 5 percent of filler, 1 to 5 percent of a dispersant, 0.1 to 1 percent of a flatting agent; 3 to 8 percent of a directing agent, 0.01 to 0.3 percent of a drier, and 15 to 25 percent of a mixed solvent, wherein the special pigment comprises the following pigments: 0 to 10 percent of titanium dioxide rutile, 0 to 5 percent of 1, 4 diketopyrrolopyrrole series organic red pigment, 0 to 25 percent of chromium oxide green, 0 to 8 percent of titanium-nickel yellow pigment, 0 to 5 percent of black pigment, and 50 to 95 percent of coated color metallic pigment. The average emissivity of the thermal infrared band of the coating is 0.40 to 0.65, and the heavy metal content meets the requirement.
Description
Technical field
The present invention relates to a kind of environment-friendly type coating of colorful infrared low-emissivity.
Background technology
Along with the fast development of modern science and technology, country more and more payes attention to the energy-conserving and environment-protective effect of material, more and more pays close attention to the consumption of the energy while considering to increase productivity, and thus also becomes focus gradually with energy-conserving and environment-protective, technology that is energy-saving and cost-reducing, that improve observable index.Visible ray-near-infrared band is the body region that sunlight produces heat, the ir radiation of mid infrared region 3 ~ 5 μm and 8 ~ 14 μm atmospheric windows mainly comes from the thermal radiation of object and background self, low emission characteristic material can reduce or change the heat radiation characteristic of object itself, realizing adapting of comprehensive scattering properties and background, is the preferred material of infrared camouflage.The high reverse--bias characteristic of metallic substance makes it to become most important pigment type in energy saving and environment friendly building coating and infrared camouflage material, wherein flake aluminum due to lightweight inexpensive, be most widely used.But it is strong also to there is visible reflectance in aluminium powder, is unfavorable for that visible ray is hidden; Oxidation-resistance is poor, and the problem that after oxidation, emittance significantly rises, therefore, also receives many restrictions in practical application.In addition, common heat reflection coatings adopts the toning of inorganic chromium yellow pigment, although have higher sun reflectivity, the sexavalent chrome in coating will cause serious harm to human body, big for environment pollution, the requirement that the harmful heavy metal substance of national standard allows limit value cannot be met.Chinese Patent Application No. 201310248696.5 and 201310250312.3 discloses two kinds of infrared low-emissivities greens and khaki color coating and preparation method thereof, there is the compatibility of visible ray-near-infrared band, but this invention only relates to 8 ~ 14 μm of atmospheric windows, green coating emittance is more than 0.65, khaki color emissivity of coatings is more than 0.56, and emittance need further reduction.Chinese Patent Application No. 201210079320.1 discloses a kind of infrared low-emissivity coating and preparation method thereof, 3 ~ 5 μm of average emitted rates are lower than 0.35,8 ~ 14 μm of average emitted rates are lower than 0.45, but this invention just achieves the low-launch-rate that yellow is coating, in visible ray-near infrared color is compatible, need further raising.
Summary of the invention
The object of the invention is:: the environment-friendly type coating that a kind of colorful infrared low-emissivity is provided, visible ray-near infrared spectrum the reflection characteristic of southern jungle green and northern loess look background can be simulated, Thermal infrared bands 3 ~ 5 μm and 8 ~ 14 μm of average emitted rates 0.40 ~ 0.65, and harmful heavy metal material content is up to state standards and allows limit value, be applicable to decorating outer wall of building and the camouflage of multiband compatibility.
The technical scheme realizing the object of the invention is: a kind of environment-friendly type coating of colorful infrared low-emissivity, is made up of, it is characterized in that first component and second component, during use, is that 1:10 mixes by first component and the mass ratio of second component;
First component is aliphatic polyisocyante;
Second component is made up of the following component by massfraction: fluorocarbon resin 20 ~ 30%, special pigment 35 ~ 50%, filler 0 ~ 5%, dispersion agent 1 ~ 5%, flow agent 0.1 ~ 1%, directing agent 3 ~ 8%, siccative 0.01 ~ 0.3%, mixed solvent 15 ~ 25%, above-mentioned each constituent mass mark sum is 100%;
Described special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 0 ~ 10%, 1,4 pyrrolo-pyrrole-dione system organic red pigment 0 ~ 5%, chromoxide green 0 ~ 25%, titanium nickel yellow 0 ~ 8%, black pigment 0 ~ 5%, cladded type chromatic metallic pigment 50 ~ 95%, above-mentioned pigment mass fraction sum is 100%, wherein, black pigment is that siderochrome is black, copper-chrome black, ferrotitanium Hei Huo perylene black in the mixture of one or more; Cladded type chromatic metallic pigment is the mixture of one or more in cladded type yellow metal pigment, the blue metallic pigment of cladded type, cladded type green metal pigment;
Described mixed solvent is the mixture waiting the 1-Methoxy-2-propyl acetate of mass ratio, methyl iso-butyl ketone (MIBK), N-BUTYL ACETATE.
In the second component of above-mentioned coating, the cladded type chromatic metallic pigment of composition special pigment is the product of company limited of CNOOC Changzhou Paint & Coatings Industry Research Institute, wherein, the product grade of cladded type yellow metal pigment is CY10, the product grade of the blue metallic pigment of cladded type is CB10, and the product grade of cladded type green metal pigment is CG10.
In the second component of above-mentioned coating, the rutile titanium dioxide of composition special pigment is the one in R960, R706, R902 of Dupont company; Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment is the one in the red SR1C of DDP red SR4C, DDP red SR3C, DDP red ST, DDP red SR2P, DDP of CINIC company; Titanium nickel yellow is 154 of HEUCODUR company, the one in G9116, G9202.
In the second component of above-mentioned coating, filler is one or more in talcum powder, mica powder, barium sulfate, kaolin, silicon-dioxide, wilkinite.
In the second component of above-mentioned coating, fluorocarbon resin is the multipolymer of fluorochemical monomer and vinyl ether monomers, and its hydroxyl value is 30 ~ 50mg KOH/g, and fluorine content is 35 ~ 40wt%.
In the second component of above-mentioned coating, dispersion agent is one or more in Ciba EFKA-5065 and following company brand: BYK-161, BYK-163 of BYK company, the Solsperse 32500 of Lubrizol company, Solsperse 28000, Ciba company Ciba EFKA-4010, Ciba EFKA-4030, Ciba EFKA-5065; Flow agent is the one in Ciba company CibaEFKA-3034, Ciba EFKA-3600, Ciba EFKA-3777; Directing agent is the one in 381-0.5,381-2,381-20 of Eastman company; Siccative is the dibutyl tin laurate of 10wt% content.
In above-mentioned coating, be one or more in Desmodur N75, the Desmodur N3390 of Bayer company, Desmodur N3800 as the aliphatic polyisocyante of described first component.
The concrete preparation method of above-mentioned coating second component is as follows:
By each amounts of components of aforementioned second component, take the raw material of each component, then, in scuffing of cylinder bore, add mixed solvent, except other dispersion agents except dispersing agent C iba EFKA-5065, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C iba EFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, obtained second component, save backup.
Technique effect of the present invention is: the coating of technical solution of the present invention has following beneficial effect: 1. second component special pigment used is made up of multiple pigment, these pigment have higher infrared reflectance or have infrared through characteristic preferably, the cladded type chromatic metallic pigment of the multiple color particularly adopted, reach film color controllable to regulate and infrared low-emissivity functional, overcome the shortcoming using common flake aluminum, owing to forming the color of each pigment of special pigment, kind and consumption proportion appropriate, and with other mating chemical compositions of coating, mutually collaborative, the color of film is made to reach GJB798-90 to the requirement of paint film color and GJB 7928-2012 to the General Requirement of camouflage paint.The environment-friendly type coating of colorful infrared low-emissivity provided by the invention, Thermal infrared bands 3 ~ 5 μm and 8 ~ 14 μm of average emitted rates 0.40 ~ 0.65, visible ray-near infrared spectrum the reflection characteristic of southern jungle green and northern loess look background can be simulated, there is the compatible camouflage performance (see attached Fig. 1 and 2) of good multiband; 2. several pigment that the present invention forms special pigment are easy to get, moderate, not containing heavy metal, meet environmental requirement; 3. the fluorocarbon resin selected of second component and first components do match, the various carrier surfaces such as general black metal, light-weight metal, matrix material can be coated on, film adhesive is good, and water tolerance and erosion resistance reach the requirement of outdoor life-time service, has excellent physicochemical property; 4. pigment, filler, the mixed solvent selected of second component, make the detected level of the soluble cadmium after coating film forming, dissoluble lead, soluble mercury, soluble chromium all lower than limit of identification (see table 5), meet the environmental requirement of country at present, be applicable to decorating outer wall of building and the camouflage of multiband compatibility.
Accompanying drawing explanation
Fig. 1 is 3 ~ 14 mu m waveband infra-red emissivity spectrum curves under 80 DEG C of conditions of the embodiment of the present invention 1 ~ 4 coating film;
Fig. 2 is the spectral curve that diffuses of the embodiment of the present invention 1 ~ 4 coating film.
Embodiment
Below in conjunction with embodiment, the present invention is described further, but is not limited to this.
Embodiment and comparative example raw materials are unless otherwise indicated commercially available industrial goods, buy by commercial channel.
Embodiment 1 prepares the environment-friendly type coating A of khaki color infrared low-emissivity
(1) second component is prepared
1. second component formula
The second component of embodiment 1 by massfraction by fluorocarbon resin 28%, special pigment 40%, filler 3%, dispersion agent 4.3%, flow agent 0.5%, directing agent 3%, siccative 0.2%, mixed solvent 21% forms, wherein, special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 2.5%, 1, 4 pyrrolo-pyrrole-dione system organic red pigment 1.8%, chromoxide green 0%, titanium nickel yellow 29.2%, black pigment (siderochrome is black) 11.5%, cladded type chromatic metallic pigment (cladded type yellow metal pigment) 55.0%, concrete raw material and consumption thereof are in table 1.
Table 1
Note 1: the consumption of rutile titanium dioxide, Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment, yellow ultramarine, black pigment, cladded type yellow metal pigment refers to this pigment shared percentage ratio in the total consumption 40wt% of special pigment;
Note 2: talcum powder, mica powder, bentonitic consumption refer to this filler shared percentage ratio in the total consumption 3.0wt% of filler.
2. second component is prepared
Second component is prepared by table 1 raw material and consumption thereof, then, in scuffing of cylinder bore, add mixed solvent, dispersion agent Solsperse32500 and CibaEFKA-4010, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C ibaEFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, the second component of obtained embodiment 1, save backup,
(2) the environment-friendly type coating A of khaki color infrared low-emissivity is prepared
1:10 takes the obtained second component of first component aliphatic polyisocyante (the Desmodur N75 of Bayer company) and above-mentioned () respectively in mass ratio, in container, the two is mixed the environment-friendly type coating A of the khaki color infrared low-emissivity being embodiment 1.
(3) detection perform
Adopt the spectral curve that diffuses (see accompanying drawing 2) of Shimadzu UV3700 spectrophotometer embodiment 1 coating film, 3 ~ 14 mu m waveband infrared emittances (see accompanying drawing 1) under employing BRUKER VERTEX70 Temperature-dependent IR emissivity spectra instrument mensuration embodiment 1 coating film 80 DEG C of conditions, and detect film correlated performance, the results are shown in Table 5.
Embodiment 2 prepares the environment-friendly type coating B of khaki color infrared low-emissivity
(1) second component is prepared
1. second component formula
The second component of embodiment 2 by massfraction by fluorocarbon resin 24%, special pigment 46%, filler 0%, dispersion agent 4.1%, flow agent 0.5%, directing agent 5.2%, siccative 0.2%, mixed solvent 20% forms, wherein, special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 4.8%, 1, 4 pyrrolo-pyrrole-dione system organic red pigment 1.0%, chromoxide green 0%, titanium nickel yellow 1.0%, black pigment 0%, cladded type chromatic metallic pigment (cladded type yellow metal pigment) 93.2.%, concrete raw material and consumption thereof are in table 2.
Table 2
Note 1: the consumption of rutile titanium dioxide, Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment, titanium nickel yellow, cladded type chromatic metallic pigment refers to this pigment shared percentage ratio in the total consumption 46wt% of special pigment;
2. second component is prepared
Second component is prepared by table 2 raw material and consumption thereof, then, in scuffing of cylinder bore, add mixed solvent, dispersant B YK161, and CibaEFKA-4030, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C ibaEFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, the second component of obtained embodiment 2, save backup,
(2) the environment-friendly type coating B of khaki color infrared low-emissivity is prepared
The environment-friendly type coating B of the khaki color infrared low-emissivity of embodiment 2 is obtained by the method for embodiment 1.
(3) detection perform
Measure the spectral curve that diffuses (see accompanying drawing 2) of embodiment 2 coating film by the method for embodiment 1,3 ~ 14 mu m waveband infrared emittances (see accompanying drawing 1) under 80 DEG C of conditions also detect film correlated performance, the results are shown in Table 5.
Embodiment 3 prepares the environment-friendly type coating A of green infrared low-emissivity
(1) second component is prepared
1. second component formula
The second component of embodiment 3 by massfraction by fluorocarbon resin 28%, special pigment 40%, filler 3%, dispersion agent 4.4%, flow agent 0.5%, directing agent 2.7%, siccative 0.2%, mixed solvent 21.2% forms, wherein, special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 10%, 1, 4 pyrrolo-pyrrole-dione system organic red pigment 2.2%, chromoxide green 22.5%, titanium nickel yellow 6.2%, black pigment (perylene is black) 1.6%, cladded type chromatic metallic pigment (cladded type yellow metal pigment 45.0%) 57.5%, concrete raw material and consumption thereof are in table 3.
Table 3
Note 1: rutile titanium dioxide, Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment, titanium nickel yellow, chromoxide green, black pigment, cladded type chromatic metallic pigment refer to this pigment shared percentage ratio in the total consumption 40wt% of special pigment;
Note 2: the consumption of talcum powder, mica powder refers to this filler shared percentage ratio in the total consumption 3.0wt% of filler.
2. second component is prepared
Second component is prepared by table 3 raw material and consumption thereof, then, in scuffing of cylinder bore, add mixed solvent, dispersant B YK163, and CibaEFKA-4010, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C ibaEFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, the second component of obtained embodiment 3, save backup,
(2) the environment-friendly type coating A of green infrared low-emissivity is prepared
The environment-friendly type coating A of the green infrared low-emissivity of embodiment 3 is obtained by the method for embodiment 1.
(3) detection perform
Measure the spectral curve that diffuses (see accompanying drawing 2) of embodiment 3 coating film by the method for embodiment 1,3 ~ 14 mu m waveband infrared emittances (see accompanying drawing 1) under 80 DEG C of conditions also detect film correlated performance, the results are shown in Table 5.
Embodiment 4 prepares the environment-friendly type coating B of green infrared low-emissivity
The second component of embodiment 4 by massfraction by fluorocarbon resin 23.5%, special pigment 45.9%, filler 0%, dispersion agent 4.1%, flow agent 0.5%, directing agent 5.8%, siccative 0.2%, mixed solvent 20% forms, wherein, special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 0%, 1, 4 pyrrolo-pyrrole-dione system organic red pigment 0.8%, chromoxide green 5.2%, titanium nickel yellow 2.7%, black pigment 0%, cladded type chromatic metallic pigment (cladded type green metal pigment) 91.3%, concrete raw material and consumption thereof are in table 4.
Table 4
Note: the consumption of Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment, chromoxide green, titanium nickel yellow, cladded type chromatic metallic pigment refers to this pigment shared percentage ratio in the total consumption 45.9wt% of special pigment;
2. second component is prepared
Second component is prepared by table 4 raw material and consumption thereof, then, in scuffing of cylinder bore, add mixed solvent, dispersion agent Solsperse28000 and CibaEFKA-4010, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C ibaEFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, the second component of obtained embodiment 4, save backup,
(2) the environment-friendly type coating B of green infrared low-emissivity is prepared
The environment-friendly type coating B of the green infrared low-emissivity of embodiment 4 is obtained by the method for embodiment 1.
(3) detection perform
Measure the spectral curve that diffuses (see accompanying drawing 2) of embodiment 4 coating film by the method for embodiment 1,3 ~ 14 mu m waveband infrared emittances (see accompanying drawing 1) under 80 DEG C of conditions also detect film correlated performance, the results are shown in Table 5.
The environment-friendly type coating of colorful infrared low-emissivity of the present invention can by (rutile titanium dioxide 0 ~ 10% in following ranges, 1,4 pyrrolo-pyrrole-dione system organic red pigment 0 ~ 5%, chromoxide green 0 ~ 25%, titanium nickel yellow 0 ~ 8%, black pigment 0 ~ 5%, cladded type chromatic metallic pigment 50 ~ 95%, above-mentioned pigment mass fraction sum is 100%), the consumption of each pigment of adjustment composition special pigment, the environment-friendly type coating of the infrared low-emissivity of multiple color can be obtained, do not enumerate at this.
Table 5
Note: " do not detect " in table and represent corresponding cadmium, lead, mercury, sexavalent chrome all lower than following detection limit: the detection limit of soluble cadmium is 0.04mg/kg, the detection limit of dissoluble lead is 0.04mg/kg, and the detection limit of soluble mercury is the detection limit of 0.0025mg/kg soluble chromium is 0.0075mg/kg.
From table 5 and accompanying drawing 1 ~ 2, the environment-friendly type coating of colorful infrared low-emissivity of the present invention, Thermal infrared bands 3 ~ 5 μm and 8 ~ 14 μm of average emitted rates 0.40 ~ 0.65,60 ° of gloss of film are good, visible ray-near infrared range can simulate the visible ray-near infrared spectrum reflection characteristic of southern jungle green and northern loess look background, has the infrared compatible camouflage performance of good multiband.In addition, the environment-friendly type coating of colorful infrared low-emissivity of the present invention, protection against corrosion and medium-resistance well, have excellent weathering resistance simultaneously, use under being suitable for severe environment.In addition, the environment-friendly type coating of colorful infrared low-emissivity of the present invention selects not chromyl pigments system and environment-friendly type mixed solvent, decreases the injury to human body, reduces environmental pollution, meet the environmental requirement of country at present, be applicable to decorating outer wall of building and the camouflage of multiband compatibility.
Claims (8)
1. an environment-friendly type coating for colorful infrared low-emissivity, is made up of first component and second component, it is characterized in that, during use, is that 1:10 mixes by first component and the mass ratio of second component;
First component is aliphatic polyisocyante;
Second component is made up of the following component by massfraction: fluorocarbon resin 20 ~ 30%, special pigment 35 ~ 50%, filler 0 ~ 5%, dispersion agent 1 ~ 5%, flow agent 0.1 ~ 1%, directing agent 3 ~ 8%, siccative 0.01 ~ 0.3%, mixed solvent 15 ~ 25%, above-mentioned each constituent mass mark sum is 100%;
Described special pigment is made up of the following pigment by massfraction: rutile titanium dioxide 0 ~ 10%, 1,4 pyrrolo-pyrrole-dione system organic red pigment 0 ~ 5%, chromoxide green 0 ~ 25%, titanium nickel yellow 0 ~ 8%, black pigment 0 ~ 5%, cladded type chromatic metallic pigment 50 ~ 95%, above-mentioned pigment mass fraction sum is 100%, wherein, black pigment is that siderochrome is black, copper-chrome black, ferrotitanium Hei Huo perylene black in the mixture of one or more; Cladded type chromatic metallic pigment is the mixture of one or more in cladded type yellow metal pigment, the blue metallic pigment of cladded type, cladded type green metal pigment;
Described mixed solvent is the mixture waiting the 1-Methoxy-2-propyl acetate of mass ratio, methyl iso-butyl ketone (MIBK), N-BUTYL ACETATE.
2. coating according to claim 1, it is characterized in that, in described second component, the cladded type chromatic metallic pigment of composition special pigment is the product of company limited of CNOOC Changzhou Paint & Coatings Industry Research Institute, wherein, the product grade of cladded type yellow metal pigment is CY10, and the product grade of the blue metallic pigment of cladded type is CB10, and the product grade of cladded type green metal pigment is CG10.
3. coating according to claim 1, is characterized in that, in described second component, the rutile titanium dioxide of composition special pigment is the one in R960, R706, R902 of Dupont company; Isosorbide-5-Nitrae pyrrolo-pyrrole-dione system organic red pigment is the one in the red SR1C of DDP red SR4C, DDP red SR3C, DDP red ST, DDP red SR2P, DDP of CINIC company; Titanium nickel yellow is 154 of HEUCODUR company, the one in G9116, G9202.
4. coating according to claim 1, is characterized in that, in described second component, filler is one or more in talcum powder, mica powder, barium sulfate, kaolin, silicon-dioxide, wilkinite.
5. coating according to claim 1, is characterized in that, in described second component, fluorocarbon resin is the multipolymer of fluorochemical monomer and vinyl ether monomers, and its hydroxyl value is 30 ~ 50mg KOH/g, and fluorine content is 35 ~ 40wt%.
6. coating according to claim 1, it is characterized in that, in described second component, dispersion agent is one or more in Ciba EFKA-5065 and following company brand: BYK-161, BYK-163 of BYK company, the Solsperse 32500 of Lubrizol company, Solsperse 28000, Ciba company Ciba EFKA-4010, Ciba EFKA-4030, CibaEFKA-5065; Flow agent is the one in Ciba company Ciba EFKA-3034, Ciba EFKA-3600, Ciba EFKA-3777; Directing agent is the one in 381-0.5,381-2,381-20 of Eastman company; Siccative is the dibutyl tin laurate of 10wt% content.
7. coating according to claim 1, is characterized in that, is one or more in Desmodur N75, the Desmodur N3390 of Bayer company, Desmodur N3800 as the aliphatic polyisocyante of described first component.
8. coating according to claim 1, is characterized in that, the concrete preparation method of described second component is as follows:
By each amounts of components of second component described in claim 1, take the raw material of each component, then, in scuffing of cylinder bore, add mixed solvent, except other dispersion agents except dispersing agent C iba EFKA-5065, fluorocarbon resin, other pigment of composition special pigment except cladded type chromatic metallic pigment, filler with after the Rate Dispersion 1h of 400 ~ 500 revs/min, move into sand mill and be ground to fineness < 30 μm, moved into again in scuffing of cylinder bore, add cladded type chromatic metallic pigment, dispersing agent C ibaEFKA-5065, flow agent, directing agent, siccative with after the Rate Dispersion 2h of 400 ~ 500 revs/min, obtained second component, save backup.
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| CN106192479A (en) * | 2016-08-17 | 2016-12-07 | 浙江盛发纺织印染有限公司 | A kind of counterreconnaissance equipment fabric special coating and preparation method thereof and fabric |
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| CN106364106A (en) * | 2016-08-17 | 2017-02-01 | 浙江盛发纺织印染有限公司 | Counterreconnaissance equipment special-purpose fabric |
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| CN106436377A (en) * | 2016-08-17 | 2017-02-22 | 浙江盛发纺织印染有限公司 | Counterreconnaissance pretending functional inorganic pigment, inorganic printing coating and fabric |
| CN106192479B (en) * | 2016-08-17 | 2019-11-15 | 浙江盛发纺织印染有限公司 | A kind of counterreconnaissance equipment fabric special coating and preparation method thereof and fabric |
| CN106436377B (en) * | 2016-08-17 | 2019-12-10 | 浙江盛发纺织印染有限公司 | Anti-reconnaissance camouflage functional inorganic pigment, inorganic printing coating and fabric |
| CN106318056A (en) * | 2016-09-11 | 2017-01-11 | 中海油常州涂料化工研究院有限公司 | Anti-irradiation easy-decontamination paint and preparation method thereof |
| CN106318056B (en) * | 2016-09-11 | 2018-11-16 | 中海油常州涂料化工研究院有限公司 | A kind of radiation resistance, easy decontamination coating and preparation method thereof |
| CN108641456A (en) * | 2018-06-04 | 2018-10-12 | 丹阳市银海镍铬化工有限公司 | Extra large land camouflage paint and preparation method thereof |
| CN108641456B (en) * | 2018-06-04 | 2020-09-11 | 丹阳市银海镍铬化工有限公司 | Sea-land camouflage paint and preparation method thereof |
| CN108913018A (en) * | 2018-06-22 | 2018-11-30 | 西华大学 | A kind of high temperature resistant infrared low-emissivity coating and preparation method thereof |
| CN108913018B (en) * | 2018-06-22 | 2020-07-07 | 西华大学 | High-temperature-resistant infrared low-emissivity coating and preparation method thereof |
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Address after: China CNOOC Building No. 25 Beijing 100010 Dongcheng District Chaoyangmen North Street, room 1414 Co-patentee after: CNOOC CHANGZHOU PAINT CHEMICAL RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: CNOOC ENERGY TECHNOLOGY & SERVICES Ltd. Co-patentee after: CNOOC CHANGZHOU EP COATING Co.,Ltd. Address before: China CNOOC Building No. 25 Beijing 100010 Dongcheng District Chaoyangmen North Street, room 1414 Co-patentee before: CNOOC CHANGZHOU PAINT CHEMICAL RESEARCH INSTITUTE Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: CNOOC ENERGY TECHNOLOGY & SERVICES Ltd. Co-patentee before: CNOOC CHANGZHOU EP COATING Co.,Ltd. |
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