CN108047848A - A kind of environment-friendly type aqueous one-component aluminium color coating and preparation method thereof - Google Patents
A kind of environment-friendly type aqueous one-component aluminium color coating and preparation method thereof Download PDFInfo
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- CN108047848A CN108047848A CN201711493503.7A CN201711493503A CN108047848A CN 108047848 A CN108047848 A CN 108047848A CN 201711493503 A CN201711493503 A CN 201711493503A CN 108047848 A CN108047848 A CN 108047848A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/103—Anti-corrosive paints containing metal dust containing Al
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—Aluminium
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of environment-friendly type aqueous one-component aluminium color coating and preparation method thereof, and the aqueous one-component aluminium color coating comprises the following raw materials by weight percent：Aqueous acrylic emulsion 75%~80%, aqueous aluminum powder slurry 5.0%~8.0%, silver powder arrangement auxiliary agent 3.0%~6.0%, wetting agent 0.3%~0.5%, antifoaming agent 0.5%~0.8%, adhesion promoter 0.1%~0.5%, thickener 0.2%~0.6%, amine neutralizer 0.2%~0.5%, cosolvent 5.0%~9.0%, dispersant 0.1% 0.3%.Aqueous one-component aluminium color coating obtained by the present invention is a safe environment protection type coating; with performances such as the fast, good weatherabilities of rate of drying; appearance of film is smooth; color and luster is soft; there is preferable heat resistance; and have the advantages that preferable adhesive force to metal material, available for the application and protection of the light metal materials such as aluminium alloy, it can also arrange in pairs or groups with anti-corrosive primer and obtain good antirust decorative effect for grounds such as steel, iron.
Description
Technical field
The invention belongs to technical field of environmental protection paint, and in particular to a kind of environment-friendly type aqueous one-component aluminium color coating and its system
Preparation Method.
Background technology
In order to obtain good silver powder arrangement effect, conventional method is that some is selected to enhance low-shear viscosity in formula
Auxiliary rheological agents adjust the pseudoplastic behavior of system, so as to enhance silver powder arrangement effect.But these methods construction window narrows, often exist
When air humidity is big, spraying film thickness is higher, still there is silver powder nigrescence, particularly select some water-soluble resins or
During the aqueous dispersion resin of person's high hydroxyl content, due to containing substantial amounts of hydrophilic radical in system so that aqueous auxiliary rheological agents
Thickening efficiency is extremely low, and strong pseudoplastic requirement is not achieved.
The content of the invention
In order to solve the above problem existing in the prior art, the present invention provides a kind of environment-friendly type aqueous one-component aluminium colors to apply
Material and preparation method thereof.
Technical scheme is as follows：
A kind of environment-friendly type aqueous one-component aluminium color coating, comprises the following raw materials by weight percent：Aqueous acrylamide yogurt
Liquid 75%~80%, aqueous aluminum powder slurry 5.0%~8.0%, silver powder arrangement auxiliary agent 3.0%~6.0%, wetting agent 0.3%~
0.5%th, antifoaming agent 0.5%~0.8%, adhesion promoter 0.1%~0.5%, thickener 0.2%~0.6%, amine neutralizer
0.2%~0.5%, cosolvent 5.0%~9.0%, dispersant 0.1%-0.3%.
The silver powder arrangement auxiliary agent is non-volatile part content>The polyamide wax flowing deformation rheological additive of 20wt%.
The wetting agent is non-volatile part content>The polyether siloxane copolymer wetting agent of 95wt%.
The antifoaming agent is the polyether siloxane copolymer antifoaming agent of non-volatile part content 100wt%.
The adhesion promoter is silane coupling agent.
The thickener is polyurethane associative thickener, and non-volatile part content of the polyurethane associative thickener is
25~40wt%.
The amine neutralizer is PH conditioning agents.
The cosolvent is butyl glycol ether.
The dispersant is the copolymer of the affinity groups containing pigment of non-volatile part 100wt%.
The preparation method of the environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) cosolvent of formula ratio is added in batching kettle, successively under agitation by the aqueous aluminum powder of formula ratio
Slurry, amine neutralizer, silver powder arrangement auxiliary agent, dispersant are added in batching kettle, and stirring stops stirring after 10-20 minutes, impregnates for 24 hours
It is spare；
2) successively under agitation by the aqueous acrylic emulsion of formula ratio, wetting agent, antifoaming agent, adhesion promoter
The kettle of sizing mixing added in totally stirs 20~30 minutes, then will add in kettle of sizing mixing, stirring 5 by slurries obtained by soaked step 1) in advance
~10 minutes；The thickener adjustment viscosity of formula ratio is eventually adding, is stirred evenly up to the environment-friendly type aqueous one-component aluminium color
Coating.
The mixing speed is 500~600 revs/min.
The present invention has the following advantages：
PH reaches more than 8 after the aqueous acrylic emulsion that the present invention selects is adjusted with amine neutralizer, has extremely strong false modeling
Property, any auxiliary rheological agents need not be used, greatly simplify formula workload；Select the aqueous aluminum powder of environment-friendly type, aqueous aluminum powder
(nano-silica surface deposition cladding) is handled by surface silica dioxide cladding, makes aluminium powder surface totally cladding a layer thickness
In 50-100 nanometers of fine and close protective film, it is that the absorption of nanometer silicon dioxide particle deposition film is existed by way of chemical reaction
Aluminium powder surface prevents the erosion of the erosions such as water, acid ion, alkali ion, oxidant；It advantage is obtained that：Higher
Resistance to acid and alkali, stability antioxidant effect is good, and can keep non-discolouring for a long time, not foam；Present invention water substitution simultaneously has
Solvent reduces the discharge of VOC, reduces organic solvent to the destruction of atmosphere and the harm of human body, gained aqueous one-component aluminium
Color coating is a safe environment protection type coating, also can be with antirust bottom available for the application and protection of the light metal materials such as aluminium alloy
Paint collocation obtains good antirust decorative effect for grounds such as steel, iron, and the key property of the product is that rate of drying is fast, weather-proof
Property performances, the appearance of film such as good it is smooth, color and luster is soft, has preferable heat resistance and with there is preferable attachment to metal material
The physical characteristics such as power.
Specific embodiment
Embodiment 1
A kind of environment-friendly type aqueous one-component aluminium color coating, comprises the following raw materials by weight percent：Aqueous acrylamide yogurt
Liquid 75%~80%, aqueous aluminum powder slurry 5.0%~8.0%, silver powder arrangement auxiliary agent 3.0%~6.0%, wetting agent 0.3%~
0.5%th, antifoaming agent 0.5%~0.8%, adhesion promoter 0.1%~0.5%, thickener 0.2%~0.6%, amine neutralizer
0.2%~0.5%, cosolvent 5.0%~9.0%, dispersant 0.1%-0.3%.
The aqueous acrylic emulsion that the present invention selects is macromolecular type, thermoplastics type's product of low hydroxy radical content (%), uses amine
PH reaches more than 8 after neutralizer adjustment, has extremely strong pseudoplastic behavior, need not use any auxiliary rheological agents, greatly simplify and match somebody with somebody
Square workload；The aqueous aluminum powder of environment-friendly type is selected, aqueous aluminum powder handles (nano silicon dioxide table by surface silica dioxide cladding
Face deposition cladding), make aluminium powder surface totally fine and close protective film of the cladding a layer thickness at 50-100 nanometers, it is by chemical anti-
The mode answered adsorbs nanometer silicon dioxide particle deposition film on aluminium powder surface to prevent water, acid ion, alkali ion, oxidation
The erosion of the erosions such as agent；It advantage is obtained that：Higher resistance to acid and alkali, stability antioxidant effect is good, and can keep length
Time is non-discolouring, does not foam.
Embodiment 2
On the basis of embodiment 1, the manufacturer of the aqueous acrylic emulsion is Lian Gu fine chemistries Co., Ltd；
The manufacturer of the aqueous aluminum powder slurry is Hefei Sunrise Aluminium Pigments Co., Ltd..
The silver powder arrangement auxiliary agent is non-volatile part content>The polyamide wax flowing deformation rheological additive of 20wt%, such as BYK-8421 (works
Bi Ke companies of industry grade Germany), Dongguan City Long Hai new materials Science and Technology Ltd. production aqueous polyamide wax assistant 7800；Institute
State the phenomenon that silver powder arrangement auxiliary agent has aluminium powder good orientation, lustre lacking uniformity, paint film is avoided to black.
The wetting agent is non-volatile part content>The polyether siloxane copolymer wetting agent of 95wt% such as plus must moisten company
The TEGO-4100 of the high production of wetting agent ADDSIL 3078B of production, enlightening；The wetting agent is mainly used for reducing surface tension,
And product is enable uniformly to coat.
The antifoaming agent is the polyether siloxane copolymer antifoaming agent of non-volatile part content 100wt%, and effect is to inhibit
The bubble generated with the system of elimination；Surfynol MD-20, the Surfynol DF75 produced such as U.S.'s gas companies.
The adhesion promoter is silane coupling agent, such as TEGO ADDID 900；DOW CORNING 6040 is mainly used for carrying
High product adhesive force on base material,.
The thickener is polyurethane associative thickener, and non-volatile part content of the polyurethane associative thickener is
25~40wt% is adjusted the viscosity of product, while has improvement to storage characteristics and the flow of construction；Such as French Gao Taisheng
COAPUR-6050 thickeners, 0620 thickener of OMG companies of U.S. production of production.
The amine neutralizer is pH adjusting agent, and the AMP-95 that DMAE, the Tao Shi produced such as moral is produced, amine neutralizer is used to adjust
Section system pH, avoids aluminium powder from blacking.
The cosolvent is butyl glycol ether, and coalescents of the butyl glycol ether as system are mainly used for dissolving aluminium powder
Slurry.
The dispersant is the copolymer of the affinity groups containing pigment of non-volatile part 100wt%, such as BYK-180 (technical grades
German Bi Ke companies), BYK-192 (Bi Ke companies of technical grade Germany).
Embodiment 3
The preparation method of the environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) cosolvent of formula ratio is added in batching kettle, successively under agitation by the aqueous aluminum powder of formula ratio
Slurry, amine neutralizer, silver powder arrangement auxiliary agent, dispersant are added in batching kettle, and stirring stops stirring after 10-20 minutes, impregnates for 24 hours
It is spare；
2) successively under agitation by the aqueous acrylic emulsion of formula ratio, wetting agent, antifoaming agent, adhesion promoter
The kettle of sizing mixing added in totally stirs 20~30 minutes, then will add in kettle of sizing mixing, stirring 5 by slurries obtained by soaked step 1) in advance
~10 minutes；The thickener adjustment viscosity of formula ratio is eventually adding, is stirred evenly up to the environment-friendly type aqueous one-component aluminium color
Coating.
Embodiment 4
A kind of environment-friendly type aqueous one-component aluminium color coating, comprises the following raw materials by weight percent：Butyl glycol ether
5.0%th, aqueous aluminum powder starches 8.0%, PH conditioning agents (Tao Shi AMP-95) 0.5%, silver powder arranges auxiliary agent (BYK-8421) 6.0%,
Aqueous acrylic emulsion 78.2%, wetting agent 0.5%, antifoaming agent (Surfynol MD-20) 0.5%, adhesion promoter (road
It is healthy and free from worry 6040) 0.5%, thickener (COAPUR-6050) 0.5%, dispersant (BYK-180) 0.3%.
The preparation method of above-mentioned environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) butyl glycol ether of weight percent 5.0% is added in batching kettle, under 500-600 revs/min of rotating speed
Successively by aqueous aluminum powder slurry, Tao Shi AMP-95 of weight percent 0.5%, the weight percent 6.0% of weight percent 8.0%
BYK-8421,0.3% BYK-180 be added in batching kettle, stirring 10-20 minute after stop stirring, immersion it is spare for 24 hours；
2) successively by the aqueous acrylic emulsion of weight percent 78.2%, weight hundred under 500-600 revs/min of rotating speed
Divide wetting agent ADDSIL 3078B, Surfynol MD-20, the weight percent 0.5% of weight percent 0.5% than 0.5%
The BYK-180 of DOW CORNING 6040,0.3% add in clean kettle of sizing mixing and stir 20~30 minutes, then will advance soaked step
Rapid 1) gained slurries add in kettle of sizing mixing, and stir 5~10 minutes；It is eventually adding the COAPUR-6050 thickenings of weight percent 0.5%
Agent adjusts viscosity, stirs evenly up to the aqueous one-component environment-friendly type aluminium color coating.
Embodiment 5
A kind of environment-friendly type aqueous one-component aluminium color coating, comprises the following raw materials by weight percent：Butyl glycol ether
9.0%th, aqueous aluminum powder slurry 5.0%, amine neutralizer (the modest DMAE of moral) 0.2%, silver powder arrangement auxiliary agent 5.0%, aqueous acrylamide yogurt
Liquid 79%, wetting agent (TEGO-4100) 0.3%, antifoaming agent (Surfynol DF75) 0.8%, adhesion promoter (TEGO
ADDID 900) 0.4%, thickener 0.2%, 0.1 dispersant (BYK-192) %.
The preparation method of above-mentioned environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) butyl glycol ether of weight percent 9.0% is added in batching kettle, under 500-600 revs/min of rotating speed
Successively by the aqueous aluminum powder slurry of weight percent 5.0%, the modest DMAE of moral of weight percent 0.2%, weight percent 5.0%
The BYK-192 of the aqueous polyamide wax assistant 7800,0.1% of Dongguan City Long Hai new materials Science and Technology Ltd. production is added to
In batching kettle, stirring stops stirring after 10-20 minutes, impregnates spare for 24 hours；
2) successively by the aqueous acrylic emulsion of weight percent 79%, weight percent under 500-600 revs/min of rotating speed
Surfynol DF75, the TEGO of weight percent 0.4% of wetting agent TEGO-4100, weight percent 0.8% than 0.3%
ADDID 900 adds in clean kettle of sizing mixing and stirs 20~30 minutes, then soaked step 1) gained slurries addition will adjust in advance
Kettle is starched, is stirred 5~10 minutes；It is eventually adding the COAPUR-6050 thickener tune of the high safe production of France of weight percent 0.2%
Whole viscosity is stirred evenly up to the aqueous one-component environment-friendly type aluminium color coating.
Embodiment 6
A kind of environment-friendly type aqueous one-component aluminium color coating, comprises the following raw materials by weight percent：Butyl glycol ether
7.0%th, aqueous aluminum powder starches 8.0%, amine neutralizer (Tao Shi AMP-95) 0.2%, silver powder arranges auxiliary agent (BYK-8421) 3.0%,
Aqueous acrylic emulsion 80%, wetting agent (ADDSIL 3078B) 0.3%, antifoaming agent (Surfynol MD-20) 0.7%, attachment
Power accelerating agent (TEGO ADDID 900) 0.1%, thickener (COAPUR-6050) 0.6%, dispersant (BYK-192) 0.1%.
A kind of preparation method of environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) butyl glycol ether of weight percent 7.0% is added in batching kettle, under 500-600 revs/min of rotating speed
Successively by aqueous aluminum powder slurry, Tao Shi AMP-95 of weight percent 0.2%, the weight percent 3.0% of weight percent 8.0%
BYK-8421,0.1% BYK-192 be added in batching kettle, stirring 10-20 minute after stop stirring, immersion it is spare for 24 hours；
2) successively by the aqueous acrylic emulsion of weight percent 80%, weight percent under 500-600 revs/min of rotating speed
The Surfynol MD- of U.S.'s gas companies production of wetting agent ADDSIL 3078B, weight percent 0.7% than 0.3%
20th, the silane coupling agent TEGO ADDID 900 of weight percent 0.1% add in clean kettle of sizing mixing and stir 20~30 minutes, then
Kettle of sizing mixing, stirring 5~10 minutes will be added in by slurries obtained by soaked step 1) in advance；It is eventually adding weight percent 0.6%
The high safe production of France COAPUR-6050 thickeners adjustment viscosity, stir evenly up to the aqueous one-component environment-friendly type aluminium
Color coating.
Embodiment 7
A kind of preparation method of environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) butyl glycol ether of weight percent 9.0% is added in batching kettle, under 500-600 revs/min of rotating speed
AMP-95, the weight percent that the pottery of the aqueous aluminum powder slurry of weight percent 8.0%, weight percent 0.2% is produced successively
The Germany of the aqueous polyamide wax assistant 7800,0.2% of 6.0% Dongguan City Long Hai new materials Science and Technology Ltd. production finishes
The BYK-180 of gram company production is added in batching kettle, and stirring stops stirring after 10-20 minute, and immersion is spare for 24 hours；
2) successively by the aqueous acrylic emulsion of weight percent 75%, weight percent under 500-600 revs/min of rotating speed
The Surfynol of U.S.'s gas companies production of the TEGO-4100, weight percent 0.6% of production higher than 0.4% enlightening
6040 kettles of sizing mixing added in totally that DF75, the DOW CORNING of weight percent 0.2% produce stir 20~30 minutes, then will be in advance
Slurries add in kettle of sizing mixing obtained by soaked step 1), stir 5~10 minutes；It is eventually adding the U.S. of weight percent 0.4%
The 0620 thickener adjustment viscosity of OMG companies production, stirs evenly up to the aqueous one-component environment-friendly type aluminium color coating.
Embodiment 8
A kind of preparation method of environment-friendly type aqueous one-component aluminium color coating, comprises the following steps：
1) butyl glycol ether of weight percent 9.0% is added in batching kettle, under 500-600 revs/min of rotating speed
AMP-9, the weight percent that the Tao Shi of the aqueous aluminum powder slurry of weight percent 7.0%, weight percent 0.3% is produced successively
4.5% silver powder arrangement auxiliary agent (BYK-8421 of German Bi Ke companies production), 0.1% dispersant (give birth to by German Bi Ke companies
The BYK-192 of production) it is added in batching kettle, stirring stops stirring after 10-20 minutes, impregnates spare for 24 hours；
2) successively by the aqueous acrylic emulsion of weight percent 77.5%, weight hundred under 500-600 revs/min of rotating speed
Divide U.S.'s gas companies life than 0.4% plus that the wetting agent ADDSIL3078B of company's production, weight percent 0.6% must be moistened
The 6040 of the DOW CORNING production of Surfynol DF75, weight percent 0.3% of production add in clean kettle stirring 20~30 of sizing mixing
Minute, then kettle of sizing mixing will be added in by soaked step 1) gained slurries in advance, it stirs 5~10 minutes；It is eventually adding weight percent
The COAPUR-6050 thickeners adjustment viscosity of the high safe production of France than 0.3%, stirs evenly up to the aqueous one-component ring
Guarantor's type aluminium color coating.
Embodiment 9
According to more than factory formula and technique productions, aqueous one-component aluminium color coating can be made, the technology detection of coating can
Reach following technical merit：
The present invention substitutes organic solvent with water, reduces the discharge of VOC, reduces destruction and human body of the organic solvent to atmosphere
Harm, gained aqueous one-component aluminium color coating is a safe environment protection type coating, available for light metal materials such as aluminium alloys
Application and protection can also arrange in pairs or groups with anti-corrosive primer and obtain good antirust decorative effect, the master of the product for grounds such as steel, iron
It is the performances such as the fast, good weatherability of rate of drying to want characteristic, and appearance of film is smooth, and color and luster is soft, has preferable heat resistance and has
There are the physical characteristics such as preferable adhesive force to metal material.
Chemical reagent and raw material according to the present invention can directly be bought from the market.
Claims (10)
1. a kind of environment-friendly type aqueous one-component aluminium color coating, which is characterized in that it is comprised the following raw materials by weight percent：Water
Property acrylic emulsion 75%~80%, aqueous aluminum powder slurry 5.0%~8.0%, silver powder arrangement auxiliary agent 3.0%~6.0%, wetting agent
0.3%~0.5%, antifoaming agent 0.5%~0.8%, adhesion promoter 0.1%~0.5%, thickener 0.2%~0.6%,
Amine neutralizer 0.2%~0.5%, cosolvent 5.0%~9.0%, dispersant 0.1%-0.3%.
2. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The silver powder arrangement
Auxiliary agent is non-volatile part content>The polyamide wax flowing deformation rheological additive of 20wt%.
3. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The wetting agent is
Non-volatile part content>The polyether siloxane copolymer wetting agent of 95wt%.
4. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The antifoaming agent is
The polyether siloxane copolymer antifoaming agent of non-volatile part content 100wt%.
5. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The attachment is made every effort to promote
It is silane coupling agent into agent.
6. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The thickener is
Polyurethane associative thickener, non-volatile part content of the polyurethane associative thickener is 25~40wt%.
7. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The amine neutralizer
For PH conditioning agents.
8. a kind of environment-friendly type aqueous one-component aluminium color coating according to claim 1, it is characterised in that：The cosolvent is
Butyl glycol ether.
9. a kind of preparation method of the environment-friendly type aqueous one-component aluminium color coating of claim 1-8 any one of them, feature exist
In comprising the following steps：
1) cosolvent of formula ratio is added in batching kettle, successively under agitation by aqueous aluminum powder slurry, the amine of formula ratio
Neutralizer, silver powder arrangement auxiliary agent, dispersant are added in batching kettle, and stirring stops stirring after 10-20 minutes, impregnates spare for 24 hours；
2) aqueous acrylic emulsion of formula ratio, wetting agent, antifoaming agent, adhesion promoter are added under agitation successively
Kettle of sizing mixing totally stirs 20~30 minutes, then will add in kettle of sizing mixing, stirring 5~10 by slurries obtained by soaked step 1) in advance
Minute；The thickener adjustment viscosity of formula ratio is eventually adding, is stirred evenly up to the environment-friendly type aqueous one-component aluminium color coating.
10. a kind of preparation method of environment-friendly type aqueous one-component aluminium color coating according to claim 9, it is characterised in that：
The mixing speed is 500~600 revs/min.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110396336A (en) * | 2019-07-15 | 2019-11-01 | 深圳市美丽华科技股份有限公司 | A kind of aqueous one-component metal effect coating and the preparation method and application thereof |
| CN113372768A (en) * | 2021-07-19 | 2021-09-10 | 河北晨阳工贸集团有限公司 | Bottom-surface-in-one water paint for container and preparation method thereof |
| CN113502099A (en) * | 2021-07-23 | 2021-10-15 | 佩特化工(上海)有限公司 | Aqueous single-layer aluminum powder paint for automotive interior and preparation method thereof |
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| CN103319971A (en) * | 2013-05-29 | 2013-09-25 | 中山蓝海洋水性涂料有限公司 | Metalized aqueous fluorocarbon coating for exterior wall and preparation method thereof |
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| CN110396336A (en) * | 2019-07-15 | 2019-11-01 | 深圳市美丽华科技股份有限公司 | A kind of aqueous one-component metal effect coating and the preparation method and application thereof |
| CN113372768A (en) * | 2021-07-19 | 2021-09-10 | 河北晨阳工贸集团有限公司 | Bottom-surface-in-one water paint for container and preparation method thereof |
| CN113372768B (en) * | 2021-07-19 | 2022-06-21 | 河北晨阳工贸集团有限公司 | Bottom-surface-in-one water paint for container and preparation method thereof |
| CN113502099A (en) * | 2021-07-23 | 2021-10-15 | 佩特化工(上海)有限公司 | Aqueous single-layer aluminum powder paint for automotive interior and preparation method thereof |
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