CN103232772A - PVDF varnish, heat-insulation energy-saving fluorocarbon paint, and preparation methods thereof - Google Patents
PVDF varnish, heat-insulation energy-saving fluorocarbon paint, and preparation methods thereof Download PDFInfo
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- CN103232772A CN103232772A CN2013101360071A CN201310136007A CN103232772A CN 103232772 A CN103232772 A CN 103232772A CN 2013101360071 A CN2013101360071 A CN 2013101360071A CN 201310136007 A CN201310136007 A CN 201310136007A CN 103232772 A CN103232772 A CN 103232772A
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- 229920002981 polyvinylidene fluoride Polymers 0.000 title claims abstract description 85
- 238000009413 insulation Methods 0.000 title claims abstract description 38
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000002033 PVDF binder Substances 0.000 title claims abstract 20
- 239000003973 paint Substances 0.000 title abstract 4
- 239000002966 varnish Substances 0.000 title abstract 4
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 claims abstract description 40
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 31
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 15
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 14
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 12
- 239000000945 filler Substances 0.000 claims abstract description 11
- -1 poly(vinylidene fluoride) Polymers 0.000 claims description 42
- 238000000576 coating method Methods 0.000 claims description 36
- 239000011248 coating agent Substances 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 31
- 239000006185 dispersion Substances 0.000 claims description 29
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 14
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 230000005855 radiation Effects 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 9
- 238000013019 agitation Methods 0.000 claims description 7
- 239000005457 ice water Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 235000019362 perlite Nutrition 0.000 claims description 7
- 239000010451 perlite Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000006255 coating slurry Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- JYMITAMFTJDTAE-UHFFFAOYSA-N aluminum zinc oxygen(2-) Chemical compound [O-2].[Al+3].[Zn+2] JYMITAMFTJDTAE-UHFFFAOYSA-N 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 239000004005 microsphere Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- CCTFMNIEFHGTDU-UHFFFAOYSA-N 3-methoxypropyl acetate Chemical compound COCCCOC(C)=O CCTFMNIEFHGTDU-UHFFFAOYSA-N 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 239000000049 pigment Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
- 235000010215 titanium dioxide Nutrition 0.000 description 11
- 125000006838 isophorone group Chemical class 0.000 description 8
- 238000004321 preservation Methods 0.000 description 8
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical group CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 6
- 239000002131 composite material Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000012767 functional filler Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012496 blank sample Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
Classifications
-
- Y02P20/121—
Landscapes
- Paints Or Removers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a PVDF varnish, heat-insulation energy-saving fluorocarbon paint, and preparation methods thereof. The PVDF varnish comprises the components of, by weight, 30-40 parts of polyvinylidene fluoride (PVDF), 10-15 parts of polymethyl methacrylate, 7-15 parts of methoxy propyl acetate, 15-25 parts of isophorone, 15-25 parts of titanium dioxide, and 10-20 parts of xylene. The heat-insulation energy-saving fluorocarbon paint comprises the components of, by weight, 30-50 parts of PVDF, 25-40 parts of pigment and filler, 20-30 parts of isophorone, and 0.5-1 part of a dispersing agent. The invention provides the high-performance heat-insulation fluorocarbon paint with polyvinylidene fluoride (PVDF varnish) as a substrate and with a comprehensive heat insulation effect.
Description
Technical field
The present invention relates to the insulating mold coating for construction field, relate in particular to a kind of heat-insulating and energy-saving type fluorocarbon coating and preparation method.
Background technology
Along with the day by day increase of people to energy demand, traditional Nonrenewable energy resources are fewer and feweri, it is more and more important that energy-conserving and environment-protective have seemed, therefore, develop at demand have low-carbon (LC), the green energy resource of environmental protection and cut down the consumption of energy oneself through becoming an important topic of scientific research field.Building energy consumption occupies very big proportion with respect to other forms of energy consumption in total energy consumption, especially in developed country, this ratio is near 50%, and wherein the overwhelming majority is the energy consumption of heating and air-conditioning.In China, building energy conservation has more importantly meaning, and reason is to compare with the country of equal weather, and the most of building of China all belongs to the high energy consumption building, the application of heat insulating coatings also not enough developed country 1/3rd.According to the data presentation that nation-building portion announces recently, 80% belongs to the high energy consumption building in the annual 2000000000 newly-increased m2 floor area of building in the whole nation, so building energy conservation is significant.At present China has taked mandatory heat-insulation and heat-preservation measure to new building, and in the face of in the selection of various heat preserving and insulating materials, using heat insulating coatings that roof, the exterior wall of buildings carried out application is one of power-economizing method of promoting of present various countries emphasis.
Heat insulation mechanism according to thermal insulating coating is different with heat insulation mode, and it is divided into isolation-type, reflection-type and three kinds of thermal insulating coatings of radial pattern.Though isolation-type, reflection-type and three kinds of thermal insulating coatings of radial pattern all have certain heat insulation and preservation effect, but, the heat transfer of buildings is not to carry out separately with a certain heat transfer type, and be the result of heat conduction, convection current, three kinds of mode comprehensive actions of radiation mostly, adopt a kind of heat insulating function filler can't realize the purpose of comprehensive heat-insulation and heat-preservation separately.Best thermal insulating coating should be to have collaborative comprehensively spectral signature and prevention heat transfer function and the cooling that initiatively outwards releases energy under solar radiation.Develop that a kind of to have heat-insulating and energy-saving type coating better heat insulation and preservation effect, that over-all properties is good be one of the art problem of demanding urgently making a breakthrough.
Summary of the invention
For addressing the above problem, the object of the present invention is to provide a kind of PVDF gloss oil and heat-insulating and energy-saving type fluorocarbon coating, their preparation method also is provided simultaneously.The invention provides a kind of is the high-performance heat-insulation and heat-preservation fluorocarbon coating with comprehensive effect of heat insulation of matrix with polyvinylidene difluoride (PVDF) coating (PVDF gloss oil).
The present invention solves its technical problem by the following technical solutions:
First aspect present invention provides a kind of PVDF gloss oil, comprises the each component of following weight part: poly(vinylidene fluoride) 30-40 part, polymethylmethacrylate 10-15 part, 1-Methoxy-2-propyl acetate 7-15 part, isophorone 15-25 part, titanium dioxide 15-25 part, dimethylbenzene 10-20 part.
Further, described PVDF gloss oil makes by the method that comprises the steps:
(1) isophorone is joined in the container of ice-water bath, the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and stirs 30-45min with 2500～2700rpm again after leaving standstill 15-30min, obtains the PVDF resin dispersion liquid;
(2) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(3) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, be ground to fineness≤20 μ m with skin grinder again, namely make the PVDF gloss oil.Preferably, step (3) is when grinding, and grinding temperature control is being lower than 50 ℃.
Second aspect present invention provides a kind of method of the PVDF of preparation gloss oil, comprises the steps:
(1) take by weighing each component by prescription, described prescription comprises the each component of following weight part: poly(vinylidene fluoride) 30-40 part, polymethylmethacrylate 10-15 part, 1-Methoxy-2-propyl acetate 7-15 part, isophorone 15-25 part, titanium dioxide 15-25 part, dimethylbenzene 10-20 part;
(2) set by step the prescription of (1) joins isophorone in the container of ice-water bath, and the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is about 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and leaves standstill to start again behind 15～30min and stir 30-45min with 2500～2700rpm, obtains the PVDF resin dispersion liquid;
(3) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(4) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, be ground to fineness≤20 μ m with skin grinder again, namely make the PVDF gloss oil.Preferably, when grinding in the step (4), grinding temperature control is being lower than 50 ℃.
Third aspect present invention provides a kind of heat-insulating and energy-saving type fluorocarbon coating, comprises the each component of following weight part: PVDF gloss oil 30-50 part mentioned above, color stuffing 25-40 part, isophorone 20-30 part, dispersion agent 0.5-1 part.
Preferably, described color stuffing is functional filler, and functional filler is preferably the mixture of isolation-type heat insulating function filler, reflection type thermal insulation functional stuffing and radiation type heat-insulation functional stuffing.The present invention carries out isolation-type, reflection-type and radiation type heat-insulation functional stuffing composite in coating system, by synergistic effect, reach excellent effect of heat insulation.Further preferred, the weight proportion of radial pattern, reflection-type, isolation-type heat insulating function filler is (1-2): (8-15): (10-20).
Further preferred, described isolation-type heat insulating function filler is one or both the mixing in closed perlite, the hollow ceramic microspheres; Described reflection type thermal insulation functional stuffing is the mixing of a kind of in hollow glass micropearl, ceramic, the titanium dioxide or at least two kinds; Described radiation type heat-insulation functional stuffing is the combination of a kind of in nano level stannic oxide (ITO), tin-antiomony oxide (ATO), the zinc oxide aluminum (AZO) or at least two kinds.Preferably, the particle diameter of radiation type heat-insulation functional stuffing nano level stannic oxide (ITO), tin-antiomony oxide (ATO), zinc oxide aluminum (AZO) is all at 20-100nm.
Preferably, described dispersion agent is at least a in silane coupling agent, the esters of acrylic acid dispersion agent, and silane coupling agent is KH570, KH560 etc. for example; The esters of acrylic acid dispersion agent is butyl methacrylate, vinylformic acid-butyl acrylate copolymer etc. for example.
Fourth aspect present invention provides a kind of method for preparing heat-insulating and energy-saving type fluorocarbon coating as indicated above, comprise the steps: by proportioning color stuffing, isophorone, dispersion agent to be added in the PVDF gloss oil, after stirring with the rotating speed of 1500～2000rpm again the rotating speed with 3000～4000rpm carry out stir about 25-35min, discharging namely gets heat-insulating and energy-saving type fluorocarbon coating slurry.
Technical scheme of the present invention has following beneficial effect:
PVDF gloss oil provided by the invention has excellent weathering resistance, weather resistance, chemical proofing, preservative property, insulativity and performances such as non-adhesive and anti-pollution.The present invention is matrix with polyvinylidene difluoride (PVDF) coating (PVDF gloss oil), according to heat insulation mechanism, carry out isolation-type, reflection-type and radiation type heat-insulation functional stuffing composite, utilize the collaborative heat insulation effect of obstruct, radiation, reflection type thermal insulation filler, the high-performance heat-insulation and heat-preservation that a kind of effect of heat insulation is excellent, over-all properties is good fluorocarbon coating is provided, can have effectively improved work living environment, save energy and raising inhabitation security, comfortableness.The heat-insulation and heat-preservation fluorocarbon coating that provides can use at interior exterior wall, roofing and the metal structure surface of buildings (aluminium door and window in the building, have the building (bridge, boats and ships, rail traffic vehicles, petroleum storage tank and pipeline, chemical industry facility, color coated steel sheet etc.) of steel construction), to improve work living environment, save energy has very important meaning.With reference to the JG/T235-2008 standard, be uniformly coated on prepared thermal insulating coating and blank sample (not containing the heat insulating function filler) coating on the aluminium flake respectively, after the seasoning, effect of heat insulation to sample is tested, and the result shows: the heat insulation temperature difference of compound heat-insulation and heat-preservation fluorocarbon coating can reach 12.8-16.9 ℃.
Embodiment
Below in conjunction with embodiment technical scheme of the present invention is described further:
Embodiment 1
1, preparation PVDF gloss oil
Take by weighing each component (weight part) by following prescription: 30 parts of poly(vinylidene fluoride), 10 parts of polymethylmethacrylates, 7.5 parts of 1-Methoxy-2-propyl acetates, 17.5 parts of isophorones, 25 parts of titanium dioxides, 10 parts of dimethylbenzene.
Prepare the PVDF gloss oil as follows:
(1) isophorone is joined in the container of ice-water bath, the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is about 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and leaves standstill to start again behind the 20min and stir 40min with 2500～2700rpm, obtains the PVDF resin dispersion liquid;
(2) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(3) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, are ground to fineness≤20 μ m(grinding temperatures with skin grinder again and are lower than 50 ℃), namely make the PVDF gloss oil, standby.
2, preparation heat-insulating and energy-saving type fluorocarbon coating
Take by weighing each component (weight part) by following prescription: 40 parts of PVDF gloss oil, 34 parts of color stuffings, 25 parts of isophorones, 1 part of dispersion agent silane coupling agent (KH570).Wherein color stuffing is nano level ATO(radial pattern), hollow glass micropearl (reflection-type), closed perlite (isolation-type) mix according to mass ratio 1:13:20.
By above-mentioned weight part color stuffing, isophorone, silane coupling agent KH570 are added in the PVDF gloss oil, after low speed (rotating speed is 2000rpm) stirs again the rotating speed with 4000rpm carried out stir about 30 minutes, discharging namely gets heat-insulating and energy-saving type fluorocarbon coating slurry.
Embodiment 2
Present embodiment is basic identical with embodiment 1, and its difference is, when preparation heat-insulating and energy-saving type fluorocarbon coating, take by weighing each component (weight part) by following prescription: 45 parts of PVDF gloss oil, 30 parts of color stuffings, 24 parts of isophorones, 1 part of dispersion agent silane coupling agent (KH570).Wherein color stuffing is nano level ATO(radial pattern), hollow glass micropearl (reflection-type), closed perlite (isolation-type) mix according to mass ratio 2:12:16.
Embodiment 3
1, preparation PVDF gloss oil
Take by weighing each component (weight part) by following prescription: 35 parts of poly(vinylidene fluoride), 10 parts of polymethylmethacrylates, 10 parts of 1-Methoxy-2-propyl acetates, 15 parts of isophorones, 15 parts of titanium dioxides, 15 parts of dimethylbenzene.
Prepare the PVDF gloss oil as follows:
(1) isophorone is joined in the container of ice-water bath, the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is about 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and leaves standstill to start again behind the 20min and stir 40min with 2500～2700rpm, obtains the PVDF resin dispersion liquid;
(2) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(3) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, are ground to fineness≤20 μ m(grinding temperatures with skin grinder again and are lower than 50 ℃), namely make the PVDF gloss oil, standby.
2, preparation heat-insulating and energy-saving type fluorocarbon coating
Take by weighing each component (weight part) by following prescription: 49 parts of PVDF gloss oil, 30 parts of color stuffings, 20 parts of isophorones, 1 part of dispersion agent silane coupling agent (KH560).Wherein color stuffing is nano level ITO(radial pattern), hollow glass micropearl (reflection-type), closed perlite (isolation-type) mix according to mass ratio 1:9:20.
By above-mentioned weight part color stuffing, isophorone, silane coupling agent KH560 are added in the PVDF gloss oil, after low speed (rotating speed is 2000rpm) stirs again the rotating speed with 4000rpm carried out stir about 30 minutes, discharging namely gets heat-insulating and energy-saving type fluorocarbon coating slurry.
Embodiment 4
Present embodiment is basic identical with embodiment 3, and its difference is, when preparation heat-insulating and energy-saving type fluorocarbon coating, take by weighing each component (weight part) by following prescription: 40 parts of PVDF gloss oil, 40 parts of color stuffings, 24 parts of isophorones, 1 part of dispersion agent silane coupling agent (KH570).Wherein color stuffing is nano level ITO(radial pattern), hollow glass micropearl (reflection-type), closed perlite (isolation-type) mix according to mass ratio 2:15:18.
Embodiment 5
1, preparation PVDF gloss oil
Take by weighing each component (weight part) by following prescription: 40 parts of poly(vinylidene fluoride), 15 parts of polymethylmethacrylates, 15 parts of 1-Methoxy-2-propyl acetates, 15 parts of isophorones, 15 parts of titanium dioxides, 20 parts of dimethylbenzene.
Prepare the PVDF gloss oil as follows:
(1) isophorone is joined in the container of ice-water bath, the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is about 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and leaves standstill to start again behind the 20min and stir 40min with 2500～2700rpm, obtains the PVDF resin dispersion liquid;
(2) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(3) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, are ground to fineness≤20 μ m(grinding temperatures with skin grinder again and are lower than 50 ℃), namely make the PVDF gloss oil, standby.
2, preparation heat-insulating and energy-saving type fluorocarbon coating
Take by weighing each component (weight part) by following prescription: 30 parts of PVDF gloss oil, 25 parts of color stuffings, 30 parts of isophorones, 0.5 part of dispersion agent butyl methacrylate.Wherein color stuffing is nano level ATO(radial pattern), ceramic (reflection-type), closed perlite (isolation-type) mix according to mass ratio 2:15:20.
Press above-mentioned weight part with color stuffing, isophorone, dispersion agent butyl methacrylate add in the PVDF gloss oil, after low speed (rotating speed is 2000rpm) stirs again the rotating speed with 4000rpm carried out stir about 30 minutes, discharging namely gets heat-insulating and energy-saving type fluorocarbon coating slurry.
Performance Detection: the heat-insulating and energy-saving type fluorocarbon coating to embodiment 1-5 carries out Performance Detection, and detected result sees the following form 1.
Table 1
By detected result as can be known, it is matrix that heat-insulating and energy-saving type fluorocarbon coating provided by the invention adopts specific PVDF gloss oil, color stuffing adopts isolation-type, reflection-type and radiation type heat-insulation functional stuffing composite forming according to a certain ratio, and the collaborative heat insulation effect of obstruct, radiation, reflection type thermal insulation filler is better brought into play.Not only effect of heat insulation is excellent for the fluorocarbon coating of preparation, and over-all properties is good, can effectively improve work living environment, save energy and raising inhabitation security, comfortableness.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, so all contents that does not break away from technical solution of the present invention,, all still belong in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment does according to technical spirit of the present invention.
Claims (10)
1. a PVDF gloss oil is characterized in that, comprises the each component of following weight part: poly(vinylidene fluoride) 30-40 part, polymethylmethacrylate 10-15 part, 1-Methoxy-2-propyl acetate 7-15 part, isophorone 15-25 part, titanium dioxide 15-25 part, dimethylbenzene 10-20 part.
2. PVDF gloss oil according to claim 1 is characterized in that, makes by the method that comprises the steps:
(1) isophorone is joined in the container of ice-water bath, the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and stirs 30-45min with 2500～2700rpm again after leaving standstill 15-30min, obtains the PVDF resin dispersion liquid;
(2) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(3) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, be ground to fineness≤20 μ m with skin grinder again, namely make the PVDF gloss oil.
3. PVDF gloss oil according to claim 2 is characterized in that, when grinding in the step (3), grinding temperature is lower than 50 ℃.
4. the preparation method of a PVDF gloss oil is characterized in that, comprises the steps:
(1) take by weighing each component by prescription, described prescription comprises the each component of following weight part: poly(vinylidene fluoride) 30-40 part, polymethylmethacrylate 10-15 part, 1-Methoxy-2-propyl acetate 7-15 part, isophorone 15-25 part, titanium dioxide 15-25 part, dimethylbenzene 10-20 part;
(2) set by step the prescription of (1) joins isophorone in the container of ice-water bath, and the speed stirring with 1500～1700rpm at the uniform velocity adds poly(vinylidene fluoride) simultaneously, and adding speed is 50～60g/min; Poly(vinylidene fluoride) adds and to stop to stir after finishing, and stirs 30-45min with 2500～2700rpm again after leaving standstill 15-30min, obtains the PVDF resin dispersion liquid;
(3) use high speed dispersor pre-dispersed evenly polymethylmethacrylate, titanium dioxide, dimethylbenzene, 1-Methoxy-2-propyl acetate, obtain mill base;
(4) under agitation scattered PVDF resin dispersion liquid, mill base are mixed, be ground to fineness≤20 μ m with skin grinder again, namely make the PVDF gloss oil.
5. a heat-insulating and energy-saving type fluorocarbon coating is characterized in that, comprises the each component of following weight part: each described PVDF gloss oil 30-50 part of claim 1～3, color stuffing 25-40 part, isophorone 20-30 part, dispersion agent 0.5-1 part.
6. heat-insulating and energy-saving type fluorocarbon coating according to claim 5 is characterized in that, described color stuffing is the mixture of radiation type heat-insulation functional stuffing, reflection type thermal insulation functional stuffing and isolation-type heat insulating function filler.
7. heat-insulating and energy-saving type fluorocarbon coating according to claim 6 is characterized in that, the weight proportion of radial pattern, reflection-type, isolation-type heat insulating function filler is (1-2): (8-15): (10-20).
8. heat-insulating and energy-saving type fluorocarbon coating according to claim 6 is characterized in that, described isolation-type heat insulating function filler is one or both the mixing in closed perlite, the hollow ceramic microspheres; Described reflection type thermal insulation functional stuffing is the mixing of a kind of in hollow glass micropearl, ceramic, the titanium dioxide or at least two kinds; Described radiation type heat-insulation functional stuffing is the combination of a kind of in nano level stannic oxide (ITO), tin-antiomony oxide (ATO), the zinc oxide aluminum (AZO) or at least two kinds.
9. heat-insulating and energy-saving type fluorocarbon coating according to claim 5 is characterized in that, described dispersion agent is at least a in silane coupling agent, the esters of acrylic acid dispersion agent.
10. method for preparing as each described heat-insulating and energy-saving type fluorocarbon coating of claim 5-9, it is characterized in that, comprise the steps: by proportioning color stuffing, isophorone, dispersion agent to be added in the PVDF gloss oil, after stirring with the rotating speed of 1500～2000rpm again the rotating speed with 3000～4000rpm stir the 25-35min discharging, namely get heat-insulating and energy-saving type fluorocarbon coating slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310136007.1A CN103232772B (en) | 2013-04-18 | 2013-04-18 | PVDF, heat-insulation energy-saving fluorocarbon coating and their preparation method |
Applications Claiming Priority (1)
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| CN103773137A (en) * | 2014-01-20 | 2014-05-07 | 南通耀华机电有限公司 | Insulating film of electrical appliance switch |
| CN103965710A (en) * | 2014-04-08 | 2014-08-06 | 王洪卫 | Special fluorocarbon coating for high-temperature baked type aluminum profiles and preparation method of fluorocarbon coating |
| CN106010064A (en) * | 2016-08-02 | 2016-10-12 | 无锡市虎皇漆业有限公司 | Flexible energy-saving coating and preparation method thereof |
| CN107312402A (en) * | 2017-08-01 | 2017-11-03 | 广东鑫皇冠新材料有限公司 | A kind of high performance capacitors aluminum housing coating fluorocarbon coating and preparation method thereof |
| CN109825141A (en) * | 2019-02-26 | 2019-05-31 | 成都其其小数科技有限公司 | A kind of transparent heat insulation diaphragm and preparation method for glass of building |
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| CN1702128A (en) * | 2004-05-24 | 2005-11-30 | 上海振华造漆厂 | Environment-friendly type nontoxic fluorine contained coating for coiled material |
| CN101481583A (en) * | 2008-01-08 | 2009-07-15 | 北京航空航天大学 | Aqueous contamination resistant heat reflection phase change insulating paint and its preparing process |
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| CN1702128A (en) * | 2004-05-24 | 2005-11-30 | 上海振华造漆厂 | Environment-friendly type nontoxic fluorine contained coating for coiled material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103773137A (en) * | 2014-01-20 | 2014-05-07 | 南通耀华机电有限公司 | Insulating film of electrical appliance switch |
| CN103965710A (en) * | 2014-04-08 | 2014-08-06 | 王洪卫 | Special fluorocarbon coating for high-temperature baked type aluminum profiles and preparation method of fluorocarbon coating |
| CN106010064A (en) * | 2016-08-02 | 2016-10-12 | 无锡市虎皇漆业有限公司 | Flexible energy-saving coating and preparation method thereof |
| CN106010064B (en) * | 2016-08-02 | 2018-06-12 | 无锡市虎皇漆业有限公司 | A kind of flexible energy-saving coating and preparation method thereof |
| CN107312402A (en) * | 2017-08-01 | 2017-11-03 | 广东鑫皇冠新材料有限公司 | A kind of high performance capacitors aluminum housing coating fluorocarbon coating and preparation method thereof |
| CN109825141A (en) * | 2019-02-26 | 2019-05-31 | 成都其其小数科技有限公司 | A kind of transparent heat insulation diaphragm and preparation method for glass of building |
| CN110408281A (en) * | 2019-08-20 | 2019-11-05 | 西安鸿钧睿泽新材料科技有限公司 | Heat-insulated, energy-saving coating of one kind and preparation method thereof |
| CN111089882A (en) * | 2020-01-02 | 2020-05-01 | 宁波大学 | Hydrogen sensor structure and preparation method thereof |
| CN111089882B (en) * | 2020-01-02 | 2022-09-02 | 宁波大学 | Hydrogen sensor structure and preparation method thereof |
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