CN107141912A - Silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing and preparation method thereof - Google Patents
Silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing and preparation method thereof Download PDFInfo
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- CN107141912A CN107141912A CN201710223755.1A CN201710223755A CN107141912A CN 107141912 A CN107141912 A CN 107141912A CN 201710223755 A CN201710223755 A CN 201710223755A CN 107141912 A CN107141912 A CN 107141912A
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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
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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Abstract
The invention provides silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing and preparation method thereof, the silver powder dipping lacquer is included：Hydroxyl acrylic emulsion, its content is 40~60 parts；Aluminium powder pigment, its content is 6~8 parts；Directing agent, its content is 0.5 1 parts；Thickener, its content is 12 parts；Anti- flash rusting agent, its content is 24 parts；Cosolvent, its content is 5 10 parts；Function additive, its content is 2 5.5 parts；And deionized water, its content is 15~25 parts, wherein, aluminium powder pigment is the micron order aluminium powder of Surface coating silicon dioxide film, and the average grain diameter of micron order aluminium powder is 5 12 μm, and the average thickness of silicon dioxide film is 2 5nm.The silver powder dipping lacquer drying time of above-mentioned aqueous quick-drying anti-corrosion stable storing is short, the paint film of formation is smooth, there is metal sense, and it is strong to body surface adhesive force, salt spray resistance and artificial ageing resistance are preferable, also there is preferable storage stability simultaneously, no precipitated and separated bleeding can be placed for a long time, therefore with good application prospect.
Description
Technical field
The present invention relates to paint field, more particularly to water paint field, and in particular to aqueous quick-drying anti-corrosion stable storing
Silver powder dipping lacquer and preparation method thereof.
Background technology
As people are to the continuous enhancing of healthy, safe and environment-friendly consciousness and continually strengthening for environmental regulation, industrial coating water
Property trend is more and more obvious.Coating is promoted increasingly to be sent out to the direction of the environment-friendly type coatings such as high solid coating, water paint
Exhibition, wherein the water paint using water as solvent has the advantages that to save resource, low VOC emission amount to be developed rapidly.
Water-based silver powder dip painting meets energy-conserving and environment-protective, concern occupational health political affairs that country advocates as a kind of coating material
Plan is oriented to.Water-based silver powder dipping lacquer is completely or partially to be carried out using water instead of organic solvent as decentralized medium, and with dip coating manner
The coating of application, with nonflammable, smell is small, easy construction, wide application, being adapted to heavy industrialization, continuously production etc. is excellent
Gesture.But because some intrinsic properties of water-based silver powder dip painting, make the bin stability of silver powder dipping lacquer bad, paint liquid is easy to point
Layer, makes the arrangement for the workpiece surface aluminium powder that leaching gets well coarse, and exterior decorative effect and adhesive force do not reach the use demand of client, and
And the drying varniss time is long, weatherability is poor, therefore greatly limit the application of water-based silver powder dipping lacquer commercially.
, it is necessary to a kind of silver powder dipping lacquer for the aqueous quick-drying anti-corrosion stable storing designed and developed based on more than, to improve water
Bin stability, adhesive force and the surface decoration effect of property silver powder dipping lacquer, while imparting quick drying varniss speed and resistance to
Hou Xing.
The content of the invention
For at least one of problem above, the invention provides a kind of leaching of the silver powder of property quick-drying anti-corrosion stable storing
Paint, it is included：
Hydroxyl acrylic emulsion, its content is 40~60 parts；
Aluminium powder pigment, its content is 6~8 parts；
Directing agent, its content is 0.5-1 parts；
Thickener, its content is 1-2 parts；
Anti- flash rusting agent, its content is 2-4 parts；
Cosolvent, its content is 5-10 parts；
Function additive, its content is 2-5.5 parts；With
Deionized water, its content is 15~25 parts；
Wherein, the aluminium powder pigment is the micron order aluminium powder of Surface coating silicon dioxide film, the micron order aluminium powder it is flat
Equal particle diameter is 5-12 μm, and the average thickness of the silicon dioxide film is 2-5nm.
In some embodiments of the present invention, the micron order aluminium powder of the Surface coating silicon dioxide film is by molten
Glue-gel method is prepared.
In some embodiments of the present invention, the directing agent is acetate butyrate carboxymethylcellulose calcium ester, second diether list
The aqueous dispersions of butyl ether and hydramine.
In some embodiments of the present invention, the cosolvent is in ethanol, propandiol butyl ether and dipropylene glycol methyl ether
At least one.
In some embodiments of the present invention, the thickener is the swollen association thickener of alkali soluble.
In some embodiments of the present invention, the anti-flash rusting agent is the sodium nitrite in aqueous solution that pH value is 9-10,
Wherein, the mass concentration of natrium nitrosum is 5-10%, and the pH value is adjusted by adding sodium carbonate.
In some embodiments of the present invention, the function additive includes pH adjusting agent, dispersant, defoamer, levelling
At least one of agent and substrate wetting agents.
In some embodiments of the present invention, the silver powder dipping lacquer includes the component of following mass parts,
In some embodiments of the present invention,
The pH adjusting agent is organic amine,
The dispersant is organic and high polymer dispersion,
The defoamer is organosilicon,
The levelling agent is acrylate levelling agent,
The substrate wetting agents are organic surface active agent.
Present invention also offers a kind of preparation method of the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, including：
Deionized water, dispersant and part cosolvent are mixed to form the first solution；
Hydroxyl acrylic emulsion, pH adjusting agent, directing agent, defoamer are added in the first solution to form the second solution；
Aluminium powder pigment is added in the second solution and stirs to form paint liquid；
Anti- flash rusting agent, substrate wetting agents, levelling agent and remaining cosolvent are added into paint liquid, and liquid is painted with thickener regulation
Viscosity, obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing.
Beneficial effect：
The silver powder dipping lacquer for the aqueous quick-drying anti-corrosion stable storing that the present invention is provided, drying time is short, with preferable storage
Stability, the paint film of formation is smooth, there is metal sense, and adhesive force, salt fog resistance and ageing-resistant performance are preferably, while this
The silver powder dipping lacquer that invention is provided also ensure that low VOC, nontoxic non-stimulated smell, harmless, the advantages of free from environmental pollution, tool
There is good use value.
Embodiment
By explaining the preferred embodiment of following the application, other objects of the present invention and advantage will be clear.
It should be understood that heretofore described term is only to be to describe special embodiment, this hair is not intended to limit
It is bright.In addition, for the number range in the present invention, it is thus understood that specifically disclose the scope upper and lower bound value and they
Between each median.Median and any other statement value in any statement value or stated ranges or in the model
The each less scope enclosed between interior median is also included in the present invention.These small range of upper and lower bounds can be only
On the spot include or exclude in the range of.
In addition, in order to better illustrate the present invention, being given in specific embodiment below numerous specific
Details.It will be appreciated by those skilled in the art that without some details, the present invention can equally be implemented.It is real in other
Apply in example, be not described in detail for method well known to those skilled in the art, means, in order to highlight the purport of the present invention.
In the present invention, represent that the unit of material content is based on weight in terms of part, unless otherwise indicated.In addition, the skill on the present invention
The assay method of art index is to use standard method in the art, for details, reference can be made to newest national standard, unless said in addition
It is bright.
In addition, in order to better illustrate the present invention, being given in specific embodiment below numerous specific
Details.It will be appreciated by those skilled in the art that without some details, the present invention can equally be implemented.It is real in other
Apply in example, be not described in detail for method well known to those skilled in the art, means, in order to highlight the purport of the present invention.
In the present invention, vocabulary of terms both includes singulative, also including plural form, unless context separately clearly refers to
Go out.Heretofore described " at least one " refers not only to the situation comprising " one " or " one kind ", prior also comprising " many
It is individual " or " a variety of " situation.
The silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing of the present invention is mainly used in decorating some hardwares, bag
Include but be not limited to heating equipment, vehicle, oil tank, steel tower, metallic conduit, the anti-corrosion of metal surface, and species object silver color dress
Decorations.
Hydroxyl acrylic emulsion of the present invention refers to the acrylic emulsion containing hydroxyl, and drying time is short, Neng Gouti
For relatively low VOC, and smell is low, and environmental pollution is small, also with good levelability and mobility.
The micron order aluminium powder of Surface coating silicon dioxide film of the present invention refers to be prepared into by chemical synthesis process
Arrive, the synthetic method that can be used includes but is not limited to sol-gel process, polymer wrapped method and vapour deposition process etc..Its
In, the micron order aluminium powder of described coated silica film, it is not only able to provide preferably bright effect, and with fine
Anticorrosion ability, storage stability is splendid.
The thickness of heretofore described silicon dioxide film and the particle diameter of aluminium powder can be measured by electron microscope.
In some embodiments of the present invention, the directing agent is acetate butyrate carboxymethylcellulose calcium ester, second diether list
The deionized water dispersion liquid of butyl ether and hydramine, wherein the hydramine includes but is not limited to monoethanolamine and dimethylethanolamine etc..It is logical
Cross add that above-mentioned directing agent can significantly improve aluminium powder align effect.Further, the directing agent is by by 3-8
Part acetate butyrate carboxymethylcellulose calcium ester is dissolved into 2-6 parts of second diether monobutyl ethers, then adds 0.05-0.2 parts of hydramine, most
After add 5-10 parts of deionized waters, obtained deionized water dispersion liquid can be used as directing agent and use.Further, it is described to increase
Thick dose is the swollen association thickener of alkali soluble, and alkali soluble is swollen, and association thickener coordinates above-mentioned directing agent in use, can soak silver powder
Paint has anti-settling anti-effect of swimming well, and storage stability is greatly improved.
Anti- flash rusting agent of the present invention is to refer to protect the class material that is corroded of metal, e.g. phenolethanolamine,
Urea, hexa etc., directly can also sell anti-flash rusting agent using market.In certain embodiments of the present invention, it is described
Anti- flash rusting agent is natrium nitrosum deionized water solution of the pH value between 9-10, and wherein pH value is adjusted by adding sodium carbonate, sub-
The mass concentration of sodium nitrate is 5-10%, and the anti-flash rusting agent can be good at improving the storage stability of coating and preventing for paint film
Corrosive effect.
Artificial weathering ageing resistance of the present invention refers to ageing-resistant under simulation natural climate effect by paint film
Performance, specific test process may be referred to standard GB/T/T1865-2009《Paint and varnish artificial weathering aging and artificial spoke
Penetrate the xenon arc radiation of exposure filtration》.Salt spray resistance of the present invention refers to tolerance degree of the coating paint film to salt mist environment,
Specific test process may be referred to standard GB/T/T1771-2007《The measure of the resistance to neutral salt spray performance of paint and varnish》.This
The described adhesive force of invention refers to adhesive force of the paint film to the body surface of coating, test process may be referred to standard GB/T/
T9286-1998《The cross cut test of paint and varnish paint film》.Hot storage stability of the present invention is soaked by the silver powder
Paint is stored in the environment of being placed on 50 ± 2 DEG C, by observing the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing above-mentioned
Precipitation and layering bleeding is whether there is under environment to be judged.
Surface drying of the present invention, also referred to as tack, be in coating project by coating be coated in after substrate surface by
Regular hour does not parch and surface preliminarily dried thoroughly, and film is changed into from flowable liquid is difficult flowing and surface relatively
Start the state of conjunctiva.Now, film no longer adheres to slight small item grain.It is of the present invention to do solid work, i.e., actually it is completely dried.Refer to
Coating is coated on base-material in coating project and thoroughly solidified by the regular hour, under external force naturally deformation and
It is completely combined with basic unit.Wherein surface drying time and the time of doing solid work can represent the drying property of coating, wherein drying process be
Carried out under room temperature condition.
The preparation and performance test of the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing.
Embodiment 1
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Embodiment 2
By 15 parts of deionized waters, 0.5 part of dispersant and 2 parts of cosolvents, stirring is mixed to form the first solution.
By 40 parts of hydroxyl acrylic emulsions, 3 parts of cosolvents, 0.5 part of pH adjusting agent, 0.5 part of directing agent, 0.2 part of defoamer
Add to form the second solution in the first solution, the directing agent is by the way that 5 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved
Into 3 parts of second diether monobutyl ethers, 0.1 part of hydramine is then added, 8 parts of deionized waters, obtained deionized water are finally added
Dispersion liquid.
The aluminium powder of 6 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 2nm or so, and the average grain diameter of aluminium powder is 12 μm or so.
2 parts of anti-flash rusting agent, 0.3 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and is formed with 1 part of alkali soluble is swollen
The viscosity of thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-flash rusting to suitable
Agent is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 10%, and the pH value is led to
SODIUM PERCARBONATE is adjusted.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Embodiment 3
By 25 parts of deionized waters, 2 parts of dispersants and 3 parts of cosolvents, stirring is mixed to form the first solution.
60 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 2 parts of pH adjusting agents, 1 part of directing agent, 0.5 part of defoamer are added
To form the second solution in first solution, the directing agent is by the way that 6 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3 parts
In second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionized water is disperseed
Liquid.
The aluminium powder of 8 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 5nm or so, and the average grain diameter of aluminium powder is 5 μm or so.
4 parts of anti-flash rusting agent, 0.5 part of substrate wetting agents and 0.6 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 5%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Embodiment 4
By 22 parts of deionized waters, 1.5 parts of dispersants and 5 parts of cosolvents, stirring is mixed to form the first solution.
By 55 parts of hydroxyl acrylic emulsions, 2 parts of cosolvents, 1.5 parts of pH adjusting agents, 0.7 part of directing agent, 0.4 part of defoamer
Add to form the second solution in the first solution, the directing agent is by the way that 5 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved
Into 4 parts of second diether monobutyl ethers, 0.2 part of hydramine is then added, 8 parts of deionized waters, obtained deionized water are finally added
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 4nm or so, and the average grain diameter of aluminium powder is 10 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and is formed with 2 parts of alkali solubles are swollen
The viscosity of thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-flash rusting to suitable
Agent is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, and the pH value is led to
SODIUM PERCARBONATE is adjusted.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Embodiment 5
By 20 parts of deionized waters, 1 part of dispersant and 5 parts of cosolvents, stirring is mixed to form the first solution.
45 parts of hydroxyl acrylic emulsions, 3 parts of cosolvents, 1 part of pH adjusting agent, 0.5 part of directing agent, 0.5 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 6 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 4
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 8 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 2nm or so, and the average grain diameter of aluminium powder is 9 μm or so.
4 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and is formed with 1 part of alkali soluble is swollen
The viscosity of thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-flash rusting to suitable
Agent is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 9%, and the pH value is led to
SODIUM PERCARBONATE is adjusted.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 1
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 7nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 2
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter in the first solution to form the second solution.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 15 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 6%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 3
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 5 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 4
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 10 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 5
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, wherein described to suitable
Anti- flash rusting agent is that anti-flash rusting agent is sold in market.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 6
By 20 parts of deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is commercially available by market.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 7
By 20 parts of deionization deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 1nm or so, and the average grain diameter of aluminium powder is 8 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Comparative example 8
By 20 parts of deionization deionized waters, 1 part of dispersant and 4 parts of cosolvents, stirring is mixed to form the first solution.
50 parts of hydroxyl acrylic emulsions, 4 parts of cosolvents, 1 part of pH adjusting agent, 0.8 part of directing agent, 0.4 part of defoamer are added
Enter to form the second solution in the first solution, the directing agent is by the way that 7 parts of acetate butyrate carboxymethylcellulose calcium esters are dissolved into 3
In part second diether monobutyl ether, 0.2 part of hydramine is then added, 10 parts of deionized waters are finally added, obtained deionization moisture
Dispersion liquid.
The aluminium powder of 7 parts of films that are coated with silicon oxide is added in the second solution and stirs to form paint liquid, wherein dioxy
The average thickness of SiClx film is 3nm or so, and the average grain diameter of aluminium powder is 3 μm or so.
3 parts of anti-flash rusting agent, 0.4 part of substrate wetting agents and 0.5 part of levelling agent are added into paint liquid, and it is swollen with 1.5 parts of alkali solubles
The viscosity of association thickener regulation paint liquid obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, the anti-sudden strain of a muscle to suitable
Agent of becoming rusty is natrium nitrosum deionized water solution of the pH value in 9-10, wherein, the mass concentration of natrium nitrosum is 7%, the pH value
It is adjusted by sodium carbonate.
Metal objects are dipped into the silver powder dipping lacquer of above-mentioned preparation using vacuum paint dipping equipment, drying varniss is stablized laggard
Row performance test.
Some property of the silver powder dipping lacquer of the aqueous quick-drying anti-corrosion stable storing prepared in above-described embodiment and comparative example
Energy characterization result is as shown in table 1.
Table 1
As can be seen from Table 1, soaked using the silver powder of the aqueous quick-drying anti-corrosion stable storing of technical solutions according to the invention
The drying time of paint is shorter, very enough drying and forming-films quickly, paint film appearance flat smooth, there is metal sense, and adhesive force is strong,
There is good performance in terms of salt fog resistance and artificial weathering ageing resistance.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, the present invention
Claimed scope is by appended claims, specification and its equivalent thereof.
Claims (10)
1. a kind of silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing, it is included：
Hydroxyl acrylic emulsion, its content is 40~60 parts；
Aluminium powder pigment, its content is 6~8 parts；
Directing agent, its content is 0.5-1 parts；
Thickener, its content is 1-2 parts；
Anti- flash rusting agent, its content is 2-4 parts；
Cosolvent, its content is 5-10 parts；
Function additive, its content is 2-5.5 parts；With
Deionized water, its content is 15~25 parts,
Wherein, the aluminium powder pigment is the micron order aluminium powder of Surface coating silicon dioxide film, the average grain of the micron order aluminium powder
Footpath is 5-12 μm, and the average thickness of the silicon dioxide film is 2-5nm.
2. silver powder dipping lacquer according to claim 1, it is characterised in that：The micron order aluminium of the Surface coating silicon dioxide film
Powder is prepared by sol-gel process.
3. silver powder dipping lacquer according to claim 1, it is characterised in that：The directing agent is acetate butyrate carboxymethyl cellulose
The deionized water dispersion liquid of ester, second diether monobutyl ether and hydramine.
4. silver powder dipping lacquer according to claim 3, it is characterised in that：The cosolvent is ethanol, propandiol butyl ether and two
At least one of propylene glycol monomethyl ether.
5. silver powder dipping lacquer according to claim 1, it is characterised in that：The thickener is the swollen association thickener of alkali soluble.
6. silver powder dipping lacquer according to claim 1, it is characterised in that：The anti-flash rusting agent is Asia of the pH value between 9-10
Sodium nitrate deionized water solution, wherein, the mass concentration of natrium nitrosum is 5-10%, and the pH value is carried out by adding sodium carbonate
Regulation.
7. the silver powder dipping lacquer according to claim any one of 1-6, it is characterised in that：The function additive is adjusted including pH
At least one of agent, dispersant, defoamer, levelling agent and substrate wetting agents.
8. silver powder dipping lacquer according to claim 1, it is characterised in that：The silver powder dipping lacquer includes the group of following mass parts
Point,
9. silver powder dipping lacquer according to claim 8, it is characterised in that：
The pH adjusting agent is organic amine,
The dispersant is organic and high polymer dispersion,
The defoamer is organosilicon,
The levelling agent is acrylate levelling agent, and
The substrate wetting agents are organic surface active agent.
10. a kind of preparation method of silver powder dipping lacquer according to claim any one of 1-9, it includes：
Deionized water, dispersant and part cosolvent are mixed to form the first solution；
Hydroxyl acrylic emulsion, pH adjusting agent, directing agent, defoamer are added in the first solution to form the second solution；
Aluminium powder pigment is added in the second solution and stirs to form paint liquid；
Anti- flash rusting agent, substrate wetting agents, levelling agent and remaining cosolvent are added into paint liquid, and is glued with thickener regulation paint liquid
Degree, obtains the silver powder dipping lacquer of aqueous quick-drying anti-corrosion stable storing.
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| CN112898849A (en) * | 2021-03-30 | 2021-06-04 | 新麦机械（中国）有限公司 | Low-VOC (volatile organic compound) water-based high-flash aluminum powder paint special for commercial bread maker and preparation method thereof |
| CN116120822A (en) * | 2022-12-26 | 2023-05-16 | 无锡华东锌盾科技有限公司 | Water-based cold zinc spraying anti-skid paint and preparation method thereof |
| CN116120822B (en) * | 2022-12-26 | 2023-07-04 | 无锡华东锌盾科技有限公司 | Water-based cold zinc spraying anti-skid paint and preparation method thereof |
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