CN108456445A - A kind of reflection heat-insulating type automobile finiss and preparation method thereof - Google Patents
A kind of reflection heat-insulating type automobile finiss and preparation method thereof Download PDFInfo
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- CN108456445A CN108456445A CN201810079384.9A CN201810079384A CN108456445A CN 108456445 A CN108456445 A CN 108456445A CN 201810079384 A CN201810079384 A CN 201810079384A CN 108456445 A CN108456445 A CN 108456445A
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- finiss
- automobile finiss
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- insulating type
- type automobile
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- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 15
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 15
- 229920003180 amino resin Polymers 0.000 claims abstract description 13
- 239000006184 cosolvent Substances 0.000 claims abstract description 11
- 239000008367 deionised water Substances 0.000 claims abstract description 11
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 11
- 239000003002 pH adjusting agent Substances 0.000 claims abstract description 11
- 229920000877 Melamine resin Polymers 0.000 claims description 13
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 12
- 229910052738 indium Inorganic materials 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 8
- KVXKIRARVMGHKF-UHFFFAOYSA-G indium(3+);tin(4+);heptahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[In+3].[Sn+4] KVXKIRARVMGHKF-UHFFFAOYSA-G 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical compound [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000004640 Melamine resin Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000010422 painting Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 235000014121 butter Nutrition 0.000 claims description 2
- JKXCZYCVHPKTPK-UHFFFAOYSA-N hydrate;trihydrochloride Chemical compound O.Cl.Cl.Cl JKXCZYCVHPKTPK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims 1
- 238000001802 infusion Methods 0.000 claims 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 238000001291 vacuum drying Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000006115 industrial coating Substances 0.000 abstract description 2
- 239000003973 paint Substances 0.000 description 19
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical class O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical compound CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 description 3
- 230000003712 anti-aging effect Effects 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000010410 dusting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- FEWFXBUNENSNBQ-UHFFFAOYSA-N 2-hydroxyacrylic acid Chemical compound OC(=C)C(O)=O FEWFXBUNENSNBQ-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- IWLBIFVMPLUHLK-UHFFFAOYSA-N azane;formaldehyde Chemical compound N.O=C IWLBIFVMPLUHLK-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- OOSUHIIJYDMCCW-UHFFFAOYSA-N cyanamide;formaldehyde Chemical compound O=C.NC#N OOSUHIIJYDMCCW-UHFFFAOYSA-N 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000019197 fats Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000007974 melamines Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000005829 trimerization reaction Methods 0.000 description 1
Classifications
-
- 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
- C09D5/004—Reflecting paints; Signal paints
-
- 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
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- 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
- C08K2003/2231—Oxides; Hydroxides of metals of tin
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to industrial coating technical fields, specifically disclose a kind of reflection heat-insulating type automobile finiss and preparation method thereof.The automobile finiss includes the component of following mass percent：Water-based acrylic resin 50% 65%, pH adjusting agent 0.5% 1.5%, cosolvent 6% 10%, antifoaming agent 0.3% 1%, infrared external reflection component 0.5% 2.5%, two-component amino resins 15% 20%, levelling agent 0.3% 0.6%, deionized water 5% 20%.Automobile finiss transparency height prepared by the present invention, glossiness are good, and not only heat-proof quality is good, are also equipped with the advantage that hardness is high, weatherability and chemical resistance are superior, and preparation method is easy to operate, is suitable for big production operation.
Description
Technical field
The present invention relates to industrial coating technical field more particularly to a kind of reflection heat-insulating type automobile finiss and its preparation sides
Method.
Background technology
Solar energy is the necessary requirement of human survival and life, but causes surface temperature mistake since object absorbs solar radiation
Height can bring problems to people’s lives.During the broiling summer, due to being radiated by sunlight, automotive interior can be made
Temperature increases rapidly, just like the sultry sense of discomfort into food steamer when excessively high vehicle temperature not only makes occupant just get on the bus, can also cause automobile
Interior article spontaneous combustion, explosion.In recent years, dead report is caused to be also commonplace by false-lock car because of child.Therefore, one is studied
The automobile finiss that kind can reduce or prevent high temperature caused by solar radiation causes the attention of people.
Automobile finiss is the final embodiment of automobile appearance, the flatness of car surface, glossiness, wet-heat resisting, it is anti-aging,
Transparency and fresh degree of reflecting etc., these all have direct relation with the property of paint.It is different from other paint, since automobile exposes for a long time
In air, therefore high to the performance requirement of automobile finiss, automobile finiss will not only accomplish that paint film has good machine
Tool performance, adhesive force are good, hardness is high, more to have fabulous weatherability and excellent resistance to gasoline, acidproof, alkaline-resisting, salt spray resistance etc.
Performance, while also to meet decorative requirement.However, the comprehensive performance of automobile finiss needs to be further increased at present, deposit
In following technological deficiency：It is sun-proof, anti-aging property is poor, hardness of paint film needs to further increase, and weatherability is bad, glossiness
Difference.In addition to this, current automobile finiss also contains a large amount of volatile organic solvent, and usual volatile organic solvent is released
Environment of being rivals in a contest can pollute.Therefore, a kind of excellent combination property and the significant environment-friendly type vapour finish tool of heat insulation are prepared
It is of great significance.
Invention content
The technical problem to be solved in the present invention is to provide a kind of reflection heat-insulating type automobile finiss and preparation method thereof, it is intended to
Solve the problems, such as that existing automobile finiss cannot heat-insulated and anti-aging property be poor, low in glossiness and weatherability are bad.
In order to solve the above technical problems, technical solution provided in an embodiment of the present invention is：
A kind of reflection heat-insulating type automobile finiss, the automobile finiss include the component of following mass percent：
Each component complements each other in the reflection heat-insulating type automobile finiss, cooperates with mutually, makes it in weatherability, chemicals-resistant
Property, hardness etc. superior performance, and while obstructing infrared ray, moreover it is possible to there is good light transmittance.Therefore, system of the present invention
The automobile finiss obtained not only has good heat insulating function and weatherability, but also the transparency of paint film is high, glossiness is high, plentiful
It spends, ensure that the color developing of automobile finiss and fresh degree of reflecting.
Preferably, the reflection heat-insulating type automobile finiss includes following mass percent component：Water soluble acrylic acid tree
Fat 58%-65%, pH adjusting agent 0.5%-1.5%, cosolvent 6%-8%, antifoaming agent 0.7%-1%, infrared external reflection component
1.5%-2.5%, two-component amino resins 16%-19%, levelling agent 0.3%-0.5%, deionized water 6%-15%.
It is furthermore preferred that the automobile finiss includes following mass percent component：Water-based acrylic resin 65%, pH tune
Save agent 0.5%, cosolvent 6%, antifoaming agent 0.8%, infrared external reflection component 2.5%, two-component amino resins 18%, levelling agent
0.4%, deionized water 6%-15%.
The embodiment of the present invention additionally provides a kind of preparation method of reflection heat-insulating type automobile finiss, the preparation method packet
Include following steps：
Each component is weighed according to the design proportioning of the automobile finiss, the water-based acrylic resin weighed is added and is stocked up
In cylinder, the pH adjusting agent weighed, cosolvent, antifoaming agent, infrared external reflection are sequentially added under the mixing speed of 700-800r/min
Component continues to stir 10-15min, obtains dispersion liquid；
The two-component amino resins weighed is added into the dispersion liquid, rotating speed is improved to 900-1000r/min, is added
The levelling agent and deionized water weighed, until -4 glasss of viscosity of 25 DEG C of painting are 20-25s, filtering obtains automobile finiss.
Above-mentioned preparation method need to only be added each component by step according to design proportioning, and stirring is so that each component is sufficiently mixed
Uniformly, no complicated procedures of forming, without special equipment；Method is simple, is suitble to industrialized production, reduces energy consumption, saves
Cost.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
The embodiment of the present invention provides a kind of reflection heat-insulating type automobile finiss, includes following component by mass percentage：
In above-mentioned technical proposal, two-component amino resins is methylated melamine formaldehyde resin and height methyl-etherified trimerization
The mixture of cyanamide formaldehyde resin, height methyl-etherified melamine resin can make up methylated melamine formaldehyde resin
The problem of property difference compatible with water, while can be crosslinked with water-based acrylic resin, the crosslink density of paint film is improved, to further
The performances such as Saline alkali tolerance, weatherability and the hardness of raising paint film, wear-resistant.Meanwhile the infrared reflective material used is hypergravity
Under the conditions of the nano-indium stannum oxide for preparing, narrow particle size distribution is evenly distributed, easily manipulates, and stability is good, and transparency is high, to red
Outside line has high reflectivity, while having good permeability to visible.Four kinds of components mutually cooperate with so that the automobile prepared
Finish not only has excellent weatherability and mechanical performance, and has excellent heat insulating function.
Specifically, the water-based acrylic resin is hydroxyl acrylic acid water dispersoid, such as Shanghai Yuan He Chemical Co., Ltd.s
Acure 911.Opposite similar product, preferred water-based acrylic resin have excellent wearability, water resistance, chemicals-resistant
Property and weatherability, hardness is high after coating can be made to form a film, and gloss is high, and it is thick apply it is not blistering.
Preferably, the cosolvent is the mixture of butyl glycol ether, propylene glycol monomethyl ether, propylene glycol, it is furthermore preferred that three
Mass ratio is 1-3:1-3:1.Propylene glycol plays the role of stabilizer in coating, while having both the effect of antifreezing agent.Meanwhile
Boiling point using butyl glycol ether, propylene glycol monomethyl ether, propylene glycol is different, and volatility is different, can control the rate of drying of paint film.
Preferably, the antifoaming agent is organic silicon antifoaming agent, such as the BYK-024 antifoaming agent of Bi Ke, has and more preferably disappears
Bubble ability, more longlasting suds time, and extremely effective to microvesicle, easily addition and for the production of water paint and in use,
Color acceptance and glossiness are not influenced.
Preferably, the infrared external reflection group is divided into the nano-indium stannum oxide of gravity Method preparation.
When conventional articulated gravity prepares nano-particle off field, the nano-particle prepared is caused to exist since microcosmic mixing is uneven
Uneven its of particle diameter distribution is reunited more serious phenomenon, and high-gravity technology has the characteristics that strengthen microcosmic mixing and transmittance process,
The rate of macroreaction can be effectively improved, uniform particle sizes, tiny nano particle are prepared.Therefore, it is utilized in the technical program
Nano-indium stannum oxide narrow particle size distribution prepared by gravity Method, stability is good, it is not necessary that dispersant is added it is ensured that nano-particle
Be uniformly distributed, simplify formulation for coating material, save cost.In addition to this, nano oxidized due to being prepared using gravity Method
The grain size of indium tin is much smaller than visible wavelength (380nm-780nm), it is ensured that the coating has high transmission in visible region
Rate, neither influences the transparency of coating, and can reflect near infrared light, therefore the automobile finiss of the present invention is ensureing heat insulating function
Under the premise of good, the bright-coloured degree of automobile colored paint is not interfered with, ensure that excellent dicoration.
Preferably, the two-component amino resins is methylated melamine formaldehyde resin and height methyl-etherified melamine
The mixture of formaldehyde resin, it is furthermore preferred that the two mass ratio is 3:4-3:5.It is crosslinked with methylated melamine formaldehyde resin
The paint film of agent has excellent gloss, colour retention, hardness, resistance to chemical reagents, water-fast and weatherability etc., if but independent as paint film
With methylated melamine formaldehyde resin, obtained paint film is too hard, and embrittlement, poor to substrate adhesion.Therefore height first is added
Etherified melamine amine-formaldehyde resins are shared with methylated melamine formaldehyde resin, can not only make up methylated melamine first
The problem of urea formaldehyde property difference compatible with water can also be crosslinked the Saline alkali tolerance for further increasing paint film, simultaneously with acrylic resin
Improve the weatherability and the performances such as hardness, wear-resistant of paint film.
Preferably, the levelling agent is polyurethanes levelling agent, and such as the Coapur2025 of Gao Tai, viscosity is relatively low, makes
Addition operation is easier, due to unique rheology, can substantially reduced construction when splashing, while improving and dragging brush
Sense and film forming finally ensure that paint film has perfect levelling effect, and it can be dried with hydrophobic effect in paint film
Keep even being promoted the water resistance of paint film later.
The embodiment of the present invention additionally provides the preparation method of above-mentioned heat-reflecting heat-insulating type automobile finiss, the preparation method
It comprises the technical steps that：
Each component is weighed according to the design proportioning of the automobile finiss, the water-based acrylic resin weighed is added and is stocked up
In cylinder, the pH adjusting agent weighed, cosolvent, antifoaming agent, infrared external reflection are sequentially added under the mixing speed of 700-800r/min
Component continues to stir 10-15min, obtains dispersion liquid；
The two-component amino resins weighed is added into the dispersion liquid, rotating speed is improved to 900-1000r/min, is added
The levelling agent and deionized water weighed, until -4 glasss of viscosity of 25 DEG C of painting are 20-25s, filtering obtains automobile finiss.
In order to better illustrate the present invention, illustrated below by embodiment is further.
Embodiment 1
The embodiment of the present invention provides a kind of reflection heat-insulating type automobile finiss, and the automobile finiss includes following quality hundred
Divide the component of ratio：
Wherein, the water-based acrylic resin is the Acure 911 of Shanghai Yuan He Chemical Co., Ltd.s；The pH adjusting agent
For the AMP-95 multifunctional assistants of Dow；The antifoaming agent is the BYK-024 antifoaming agent of Bi Ke companies；The levelling agent is
The Coapur2025 of French Gao Tai.
The nano-indium stannum oxide is prepared by gravity Method, and specific preparation method includes the following steps：
Step a, in mass ratio 90:10 weigh four trichloride hydrate indiums and butter of tin is dissolved in deionized water, in 80 DEG C
In water bath with thermostatic control, caprolactam is added after stirring 0.5h, is configured to indium tin mixed liquor；
Step b prepares ammonia spirit；
The indium tin mixed liquor and the ammonia spirit are pumped into rotating bed with helix channel reactor, instead by step c respectively
Deserved indium tin hydroxide slurry；
The indium tin hydroxide slurry is stood aging 1h at 80 DEG C, is washed with deionized to without Cl by step d-,
Filtering obtains indium tin hydroxide precipitation；
Indium tin hydroxide precipitation is dried in vacuum overnight for 90 DEG C by step e, and gained powder calcines 3h at 650 DEG C, obtains
Nano-indium stannum oxide.
The nano-indium stannum oxide prepared under the conditions of hypergravity, narrow particle size distribution are evenly distributed, and easily manipulate, and stability is good,
Transparency is high, has high reflectivity to infrared ray, while having good permeability to visible.
The preparation process of above-mentioned reflection heat-insulating type automobile finiss is as follows：
Each component is weighed according to the design proportioning of the automobile finiss, the water-based acrylic resin weighed is added and is stocked up
In cylinder, the pH adjusting agent weighed, cosolvent, antifoaming agent, infrared external reflection are sequentially added under the mixing speed of 700-800r/min
Component continues to stir 10-15min, obtains dispersion liquid；
The two-component amino resins weighed is added into the dispersion liquid, rotating speed is improved to 900-1000r/min, is added
The levelling agent and deionized water weighed, until -4 glasss of viscosity of 25 DEG C of painting are 20-25s, filtering obtains automobile finiss.
Embodiment 2
The embodiment of the present invention provides a kind of reflection heat-insulating type automobile finiss, and the automobile finiss includes following quality hundred
Divide the component of ratio：
The water-based acrylic resin is the Acure 911 of Shanghai Yuan He Chemical Co., Ltd.s；The pH adjusting agent is U.S.
The AMP-95 multifunctional assistants of state Tao Shi；The antifoaming agent is the BYK-024 antifoaming agent of Bi Ke companies；The levelling agent is France
The Coapur2025 of Gao Tai.
The preparation method of nano-indium stannum oxide and the preparation method of automobile finiss are same as Example 1.
Embodiment 3
The embodiment of the present invention provides reflection heat-insulating type automobile finiss, and the automobile finiss includes following mass percent
Component：
The water-based acrylic resin is the Acure 911 of Shanghai Yuan He Chemical Co., Ltd.s；The pH adjusting agent is U.S.
The AMP-95 multifunctional assistants of state Tao Shi；The antifoaming agent is the BYK-024 antifoaming agent of Bi Ke companies；The levelling agent is France
The Coapur2025 of Gao Tai.
The preparation method of nano-indium stannum oxide and the preparation method of automobile finiss are same as Example 1.
Aqueous reflective insulation automobile finiss in the above various embodiments is tested for the property, the results are shown in Table 1.
The performance test results of automobile finiss prepared by 1 embodiment 1-3 of table
The glossiness for the automobile finiss that it can be seen from the result of table 1 prepared by each embodiment can reach 90 or more, fresh
Reflecting property Gd values can reach 0.8 or more, this illustrate the automobile finiss for preparing of the present invention have splendid glossiness, richness and
Smoothness.And the artificial weathering ageing resistance of automobile finiss for preparing of the present invention can reach 1000h without dusting, do not fall off, no
Cracking；Temperature-change resistance can recycle 8 times it is without exception；Salt fog resistance can reach 500h without dusting, do not fall off, do not crack；The sun
Light reflectivity is up to visible light transmittance while 75 or more up to 80 or more；This illustrates the automobile finiss of the invention prepared not
Only have excellent weatherability, chemical-resistant, heat-resisting quantity, is also equipped with excellent heat insulating function.The vehicle cover facing of the present invention
Paint also meets the requirement of automobile decoration while meeting corrosion-resistant vehicle body, anti-pollution, uvioresistant etc. and requiring.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of reflection heat-insulating type automobile finiss, which is characterized in that the automobile finiss includes following mass percent
Component：
2. reflection heat-insulating type automobile finiss as described in claim 1, which is characterized in that the automobile finiss includes as follows
Mass percent component：Water-based acrylic resin 58%-65%, pH adjusting agent 0.5%-1.5%, cosolvent 6%-8%, defoaming
Agent 0.7%-1%, infrared external reflection component 1.5%-2.5%, two-component amino resins 16%-19%, levelling agent 0.3%-
0.5%, deionized water 6%-15%.
3. reflection heat-insulating type automobile finiss as described in claim 1, which is characterized in that the automobile finiss includes as follows
Mass percent component：Water-based acrylic resin 65%, pH adjusting agent 0.5%, cosolvent 6%, antifoaming agent 0.8% are infrared anti-
Penetrate component 2.5%, two-component amino resins 18%, levelling agent 0.4%, deionized water 6%-15%.
4. reflection heat-insulating type automobile finiss as described in claim 1, which is characterized in that the two-component amino resins is first
The mixture of base melamine resin and height methyl-etherified melamine resin.
5. reflection heat-insulating type automobile finiss as claimed in claim 4, which is characterized in that first in the two-component amino resins
The mass ratio of base melamine resin and height methyl-etherified melamine resin is 3:4-3:5.
6. reflection heat-insulating type automobile finiss as described in claim 1, which is characterized in that the infrared external reflection group is divided into overweight
Nano-indium stannum oxide prepared by force method.
7. reflection heat-insulating type automobile finiss as claimed in claim 6, which is characterized in that the preparation of the nano-indium stannum oxide
Method includes the following steps：
Step a, in mass ratio 90:10 weigh four trichloride hydrate indiums and butter of tin is dissolved in deionized water, in 80 DEG C of constant temperature
In water-bath, caprolactam is added after stirring 0.5h, is configured to indium tin mixed liquor；
Step b prepares ammonia spirit；
The indium tin mixed liquor and the ammonia spirit are pumped into rotating bed with helix channel reactor, reacted by step c respectively
Indium tin hydroxide slurry；
The indium tin hydroxide slurry is stood aging 1h at 80 DEG C, is washed with deionized to without Cl by step d-, filtering,
Obtain indium tin hydroxide precipitation；
The indium tin hydroxide is precipitated 90 DEG C of vacuum drying by step e, and gained powder is calcined 3h at 650 DEG C, obtained nano oxidized
Indium tin.
8. reflection heat-insulating type automobile finiss described in claim 1, which is characterized in that the cosolvent is that mass ratio is 1-3:
1-3:1 butyl glycol ether, the mixture of propylene glycol monomethyl ether, propylene glycol.
9. reflection heat-insulating type automobile finiss as described in claim 1, which is characterized in that the antifoaming agent disappears for organic silicon
Infusion and/or the levelling agent are polyurethanes levelling agent.
10. the preparation method of reflection heat-insulating type automobile finiss as described in claim 1-9 is any, which is characterized in that the system
Preparation Method comprises the technical steps that：
Each component is weighed according to the design proportioning of the automobile finiss, stock cylinder is added in the water-based acrylic resin weighed
In, the pH adjusting agent weighed, cosolvent, antifoaming agent, infrared external reflection group are sequentially added under the mixing speed of 700-800r/min
Point, continue to stir 10-15min, obtains dispersion liquid；
The two-component amino resins weighed is added into the dispersion liquid, improves rotating speed to 900-1000r/min, addition weighs
Levelling agent and deionized water, until -4 glasss of viscosity of 25 DEG C of painting be 20-25s, filtering, obtain automobile finiss.
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