CN105504941B - A kind of polyurethane aqueous enamel paint and preparation method thereof, application method - Google Patents
A kind of polyurethane aqueous enamel paint and preparation method thereof, application method Download PDFInfo
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- CN105504941B CN105504941B CN201610054587.3A CN201610054587A CN105504941B CN 105504941 B CN105504941 B CN 105504941B CN 201610054587 A CN201610054587 A CN 201610054587A CN 105504941 B CN105504941 B CN 105504941B
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/107—Acids or salts thereof
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/43—Thickening agents
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/47—Levelling agents
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The present invention relates to lacquer technical fields, more particularly to a kind of polyurethane aqueous enamel paint and preparation method and application method, the raw material of this kind of polyurethane aqueous enamel paint includes polyaminoester emulsion, hydroxypropyl methyl cellulose, AMP-95, dispersing agent, wetting agent, defoaming agent, filler material, coalescing agent, levelling agent, rheological agent, thickener, coupling agent, water, with excellent wearability and adhesion, prevent from fading the generation of phenomenon, has good weatherability using the artificial color sand that the polyurethane aqueous enamel paint of the present invention is prepared, water resistance, abrasion resistance etc., batch color difference is small, and common white sand can be used, avoid the exhaustive exploitation to natural resources.
Description
Technical field
The present invention relates to lacquer technical fields, and in particular to a kind of polyurethane aqueous enamel paint and preparation method thereof, application
Method.
Background technique
Lacquer is mainly made of high molecular polymer, natural color stone sand and related auxiliaries, as hard as flint after dry and hard solidification,
It is the same to look like natural real stone.Lacquer is very widely used, and has hardness height, and good weatherability also has anti-
Fire, acid and alkali-resistance, anti-pollution, it is nontoxic, tasteless the features such as.In the prior art, the main color natural colour sand of lacquer, natural colour sand
A large amount of exploitations influence greatly environmental disruption, while batch color difference is larger, and different mine ingredients is had any different, and weatherability etc. is not
It is ideal.
Application No. is the patent application documents of 201310529469.X to disclose a kind of use similar at least two colors
The lacquer that natural stone-powder is prepared, can balance the color difference of various natural stone-powders, however even natural stone-powder, natural stone
The color of powder also easily changes, and batch color difference is larger, and due to its balance adjustment principle, it is necessary to use two kinds or two kinds of colors
Similar natural stone-powder, it is restricted larger, it is not easy to large-scale production.
Summary of the invention
The purpose of the present invention is the problems larger for natural colour sand batch color difference in the prior art, and providing one kind can
The polyurethane aqueous enamel paint and preparation method thereof of dyeing the problem of excessively use further directed to natural colour sand, provides a kind of poly-
The application method of the aqueous enamel paint of urethane (white sand is more plentiful with respect to other color sands).
The purpose of the present invention is achieved through the following technical solutions:
A kind of polyurethane aqueous enamel paint, the raw material including following parts by weight:
210-230 parts of polyaminoester emulsion
0.1-0.5 parts of hydroxypropyl methyl cellulose
0-0.6 parts of pH adjusting agent
2-6 parts of dispersing agent
0.1-0.5 parts of wetting agent
0.5-3.0 parts of defoaming agent
160-230 parts of filler material
5-10 parts of coalescing agent
0-2.0 parts of levelling agent
0-3.0 parts of rheological agent
0-4.0 parts of thickener
2-6 parts of coupling agent
50-150 parts of water
Wherein, the filler material includes titanium dioxide, powdered whiting, kaolin, precipitated calcium carbonate, wollastonite, quartz sand
In at least two.The pH adjusting agent can be one of ammonium hydroxide, AMP-95, sodium hydroxide.
Because polyaminoester emulsion has good wearability, colour retention, so being wrapped in the colour film of color sand surface formation has
Fabulous wearability, when preventing production lacquer, sand surface phase mutual friction causes the phenomenon that fades；The addition of coupling agent simultaneously,
Lotion is improved to the adhesive force of sand surface, forms that wearability is good in sand surface, the strong paint layer of adhesive force；Filler material can
To increase the thickness of paint film, enhance the appearance of paint film, increases the solidity of paint film, improves the mechanical strength of paint film, make this
The aqueous enamel paint of invention has good covering power, effectively reduces cost.
Preferably, the dispersing agent is at least one of ammonium salt dispersing agent and sodium salt dispersing agent, and the coalescing agent is
At least one of propandiol butyl ether, propylene glycol methyl ether acetate, lauric acid ester, propylene glycol phenylate, 12 ester alcohols, the stream
Into at least one of bentonite, polyurethane, polyacrylate, the levelling agent is alkyl-modified organosiloxane, poly- ammonia for change agent
At least one of ester, polymethylphenylsiloxane；The thickener is at least one of polyurethane, polyacrylic acid；It is described
Defoaming agent is at least one of mineral oil antifoam agent, non-mineral oil defoaming agent, the preferably described mineral oil antifoam agent and non-mineral
The mass ratio of oily defoaming agent is 7-8:4-6.
Preferably, a kind of polyurethane aqueous enamel paint, the raw material including following parts by weight:
210-230 parts of polyaminoester emulsion
0.1-0.5 parts of hydroxypropyl methyl cellulose
0.2-0.6 parts of AMP-95
2-6 parts of ammonium salt dispersing agent
0.1-0.5 parts of non-ionic wetting agent
0.5-3.0 parts of defoaming agent
20-50 parts of titanium dioxide
140-180 parts of powdered whiting
12 5-10 parts of alcohol ester
0-2.0 parts of polyurethane levelling agent
0-3.0 parts of rheological agent
0-4.0 parts of hydrophobically modified acrylic thickener
2-6 parts of coupling agent
50-150 parts of water.
It is further preferable that a kind of polyurethane aqueous enamel paint, the raw material including following parts by weight:
218 parts of polyaminoester emulsion
0.3 part of hydroxypropyl methyl cellulose
0.4 part of AMP-95
4.0 parts of ammonium salt dispersing agent
0.3 part of non-ionic wetting agent
1.4 parts of defoaming agent
35 parts of titanium dioxide
160 parts of powdered whiting
12 parts of alcohol ester
1.0 parts of polyurethane levelling agent
1.5 parts of rheological agent
2.0 parts of hydrophobically modified acrylic thickener
4.0 parts of coupling agent
64 parts of water.
Wherein, the polyaminoester emulsion is the CUR995 of 3605 or Opel enlightening of Ahmedabad richness.
Wherein, the hydroxypropyl methyl cellulose is the 100000 viscosity HPMC or South Korea Samsung HPMC-40US of auspicious Thailand.
Hydroxypropyl methyl cellulose (HPMC) is using natural macromolecular material cellulose as raw material, through a series of chemical processes
Non-ionic celluloses ether obtained.Hydroxypropyl methyl cellulose (HPMC) is a kind of odorless, tasteless, nontoxic white powder,
It can be dissolved in cold water, form transparent viscous solution.With thickening, bonding, dispersion, emulsification, film forming, suspension, absorption, gelling,
Surface-active keeps the performances such as moisture and protecting colloid, and enamel paint surface layer light can be made fine and smooth, and not shedding improves levelling property etc..
Wherein, the dispersing agent is the P-40 of Tao Shi CA-2500 or A Kema.
Tao Shi CA-2500 is a kind of novel hydrophobically modified ammonium polyacrylate dipersant, it can be widely used for from zero diopter
In the latex paints such as pure C, phenylpropyl alcohol to bloom, special recommendation is used for the higher exterior coating of water resistance.It can be used alone,
It can be used in compounding together with polyacrylic dispersing agent, can assign paint film excellent early stage water resistance, splendid tinting strength, tinting power and excellent
Good color development performance additionally aids the early stage anti-rainprint for improving film simultaneously.Its hydrophobic property makes it have similar surfaces
The performance of activating agent, thus there is excellent pigment wettability.It is used together with sub- happy suitable TM series rheology modifier, there is pole
Good compatibility.
Wherein, the wetting agent is the BD-405 of the LCN407 or Tao Shi of Clariant.
Wetting agent of the LCN407 of Clariant as the aqueous enamel paint of the present invention, can be improved the color developing of paint vehicle, improves and applies
The scraping and wiping resistance performance of material, can also be used as emulsifier improves shear stability, temperature stability and electrolysis stability；Tao Shi's
The polyoxyethylene chain segment length of BD-405 surfactant can provide excellent freeze-thaw stability for formulation for coating material.Its pour point
Low, production operation performance is good under cryogenic.
Wherein, the safe polyurethanes levelling thickener of height for 2020 rheological agents or A Kema that the rheological agent is Tao Shi
Coapur 2025。
2020 rheological agents of Tao Shi are non-ionic, solvent-free, hydrophobically modified polyurethane rheology modifier, can be assigned aqueous
Enamel paint is with excellent flowing and levelability, showing property of gloss, film forming and high cut and paste degree；The safe polyurethanes levelling of the height of A Kema
Thickener Coapur 2025 is a kind of polyurethane association type thickener rheology agent, is provided in water prescription system of the invention stringent
The rheological curve of newton-type improves the richness of paint layer.
Wherein, the safe acrylic thickener of height that the thickener is the TT-935 or A Kema of Tao Shi
Rheotech3800。
The TT-935 of Tao Shi is nonionic polyurethane-type rheology modifier, the hydrophobically modified alkali solubility cream as water paint
Liquid type thickener can improve flowing and the levelability of coating relative to cellulose thickener, and reduce raw material at
This；The height Thailand acrylic thickener Rheotech3800 of A Kema is acrylic acid polymer dispersion, is a kind of aqueous acrylamide
Sour association thickener, medium shear viscosity with super strength can sufficiently control the levelability of water-based system, it is ensured that mill base exists
The safety addition of water prescription system, while ensureing the color developing and color stability of coating, good water resistance can be with
Improve the water resistant ability of the polyurethane aqueous enamel paint of the present invention.
Wherein, the coupling agent is the Z-6121 of DOW CORNING or the SC-066 of Beijing Australia Chinese.
The main component of the Z-6121 of DOW CORNING is propyl trimethoxy silicane, can effectively improve the adhesive force of lotion,
Convenient for subsequent dyeing processing.
The present invention also provides the preparation methods of this kind of polyurethane aqueous enamel paint, include the following steps:
(1) it mixes, weighs each raw material by formula ratio, water, hydroxypropyl methyl cellulose, rheological agent are stirred, be added
AMP-95, after completely dissolution to hydroxypropyl methyl cellulose, be added wetting agent, 0.15-1.0 part parts by weight defoaming agent, divide
It is stirred evenly after powder；
(2) disperse: filler material is added into step (1) mixed raw material, is stirred；
(3) step (2) point paint: are added in the defoaming agent of polyaminoester emulsion, coalescing agent, 0.35-2.0 parts of parts by weight
It is mixed evenly in raw material after dissipating, levelling agent, coupling agent, thickener is added, is stirred, it is 70-100KU that viscosity, which is made,
Polyurethane aqueous enamel paint.
Preferably, the preparation method of this kind of polyurethane aqueous enamel paint, includes the following steps:
(1) it mixes: each raw material is weighed by formula ratio, by water, hydroxypropyl methyl cellulose, rheological agent with 400-600r/min
Speed stirring 4-6min mixing after, be added AMP-95, after completely dissolution to hydroxypropyl methyl cellulose, be added wetting agent,
It is stirred evenly after the defoaming agents of 0.15-1.0 parts of parts by weight, dispersing agent；
(2) disperse: step (1) mixed raw material is stirred with the speed of 500-700r/min, and filler material is added, with
The speed of 1200-1800r/min stirs 10-30min；
(3) paint: the raw material after step (2) dispersion is stirred with the speed of 500-700r/min, be added polyaminoester emulsion, at
The defoaming agent of film auxiliary agent, 0.35-2.0 part parts by weight stirs 5-15min, and levelling agent, coupling agent, thickener is then added, stirs
Mixing is mixed, the polyurethane aqueous enamel paint that viscosity is 70-100KU is made.
Further, it may also include step (4) toning: after step (3) paint in the polyurethane aqueous enamel paint
Aqueous color paste is added, is stirred.
The present invention also provides a kind of application methods of polyurethane aqueous enamel paint: white sand, polyurethane being added in blender
After aqueous enamel paint, opens blender and stir uniform to color mixing, artificial color sand is made.
The mixed proportion of white sand and polyurethane aqueous enamel paint can be adjusted according to the mesh number of white sand, for the white sand of 30-50 mesh,
Aqueous enamel paint is the 2.0%-2.7% of white sand weight, and for the white sand of 50-70 mesh, aqueous enamel paint is the 2.7%- of white sand weight
3.5%, for the white sand of 70-90 mesh, aqueous enamel paint is the 3.5%-5.0% of white sand weight, it is preferable that uses 40/60/80 purpose
White sand, the dosage of corresponding aqueous enamel paint are 2.3%-2.5%/2.8-3.3%/3.8-4.5% of corresponding white sand weight., by right
The control of white sand quality, dyeing watersoluble paint Properties Control, dyeing sand batch color control is more preferable, aggregate color stability, weather-proof
Property has preferable promotion.
Beneficial effects of the present invention: 1, it using polyaminoester emulsion with good wearability and colour retention, avoids
The phenomenon that fades occurred in process of production due to sand surface rubs mutually；2, it joined coupling agent in formula system,
Lotion is improved to the adhesive force of sand surface, is conducive to colour；3, aqueous enamel paint provided by the invention both can be used for white sand,
It can be used for natural colour sand；4, the lacquer covering effect prepared using polyurethane aqueous enamel paint of the invention is good, contrast ratio
Up to 95%；5, with the addition of various auxiliary agents, have using the artificial color sand that the polyurethane aqueous enamel paint of the present invention is prepared good
Weatherability well, water resistance, abrasion resistance etc..
Specific embodiment
The invention will be further described with the following Examples.
In following embodiment, part refers both to a part parts by weight.
Embodiment 1
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 50 parts of water, 0.1 part of hydroxypropyl methyl cellulose is added in blender and is stirred with the speed of 500r/min
5min is mixed, after completely dissolution to hydroxypropyl methyl cellulose, 0.5 part of wetting agent, the defoaming agent of 0.2 part of parts by weight, 2 parts is added
It is stirred evenly after dispersing agent；
(2) disperse: 20 parts of titanium dioxides being added in the case where blender is with the speed of 600r/min, blender is stirred with 1600r/min
Mix 20min；
(3) paint: in the case where blender is with the speed of 600r/min be added 210 parts of polyaminoester emulsions, 5 parts of coalescing agents,
The defoaming agent of 0.35 part of parts by weight stirs 10min, and 2-6 parts of coupling agents are then added, are stirred, and it is 70KU that viscosity, which is made,
Polyurethane aqueous enamel paint；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the granularity of the white sand is 80 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 4.1% of white sand.
Embodiment 2
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: blender is added in 64 parts of water, 0.3 part of hydroxypropyl methyl cellulose, 1.5 parts of rheological agents (polyurethane)
In 5min is stirred with the speed of 500r/min after, 0.4 part of AMP-95 is added and after completely dissolution to hydroxypropyl methyl cellulose adds
It is stirred evenly after entering 0.3 part of non-ionic wetting agent, the defoaming agent of 0.5 part of parts by weight, 2.0 parts of ammonium salt dispersing agents；
(2) disperse: 35 parts of titanium dioxides, 160 parts of powdered whiting stirrings being added in the case where blender is with the speed of 600r/min
Machine stirs 20min with 1500r/min；
(3) paint: in the case where blender is with the speed of 600r/min be added 218 parts of polyaminoester emulsions, 7.7 parts of alcohol esters 12,
0.9 part of defoaming agent stirs 10min, and 1.0 parts of polyurethane levelling agents (alkyl-modified organosiloxane), 4.0 parts of couplings are then added
Agent, 2.0 parts of hydrophobically modified acrylic thickeners, are stirred, and the polyurethane aqueous enamel paint that viscosity is 85KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made in 80 DEG C of baking 20min.
Embodiment 3
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 150 parts of water, 0.5 part of hydroxypropyl methyl cellulose, 3.0 parts of rheological agents (polyacrylate) is added and is stirred
It mixes after stirring 6min in machine with the speed of 600r/min, 0.6 part of AMP-95 is added, is sufficiently dissolved to hydroxypropyl methyl cellulose
Afterwards, it is stirred evenly after 0.5 part of wetting agent, the defoaming agent of 1.0 parts of parts by weight, 6 parts of dispersing agents are added；
(2) disperse: 50 parts of titanium dioxides, 180 parts of powdered whitings, stirring being added in the case where blender is with the speed of 700r/min
Machine stirs 25min with 1800r/min；
(3) paint: in the case where blender is with the speed of 700r/min be added 230 parts of polyaminoester emulsions, 10 parts of coalescing agents,
The defoaming agent of 2.0 parts of parts by weight stirs 15min, and 2.0 parts of levelling agents (alkyl-modified organosiloxane), 6 parts of idols are then added
Join agent, 4.0 parts of thickeners, be stirred, the polyurethane aqueous enamel paint that viscosity is 100KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: after the polyurethane aqueous enamel paint after white sand, toning are added in blender, opening stirring
Machine stirs uniform to color mixing, and artificial color sand is made.
Wherein the granularity of the white sand is 40 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 2.4% of white sand.
Embodiment 4
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 100 parts of water, 0.4 part of hydroxypropyl methyl cellulose, 2.1 parts of rheological agents (polyacrylate) is added and is stirred
It mixes after stirring 6min in machine with the speed of 400r/min, 0.4 part of AMP-95 is added, is sufficiently dissolved to hydroxypropyl methyl cellulose
Afterwards, it is stirred evenly after 0.35 part of wetting agent, the defoaming agent of 0.6 part of parts by weight, 5 parts of dispersing agents are added；
(2) disperse: 40 parts of titanium dioxides, 60 parts of precipitated calcium carbonates, 100 parts being added in the case where blender is with the speed of 650r/min
Kaolin, blender stir 25min with 1400r/min；
(3) paint: in the case where blender is with the speed of 500r/min be added 221 parts of polyaminoester emulsions, 8.0 parts of coalescing agents,
The defoaming agent of 1.6 parts of parts by weight stirs 8min, and 1.5 parts of levelling agents, 5.0 parts of coupling agents, 3.0 parts of thickeners are then added, stir
Mixing is mixed, the polyurethane aqueous enamel paint that viscosity is 90KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 60 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 3.0% of white sand.
Embodiment 5
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: blender is added in 120 parts of water, 0.2 part of hydroxypropyl methyl cellulose, 1.8 parts of rheological agents (bentonite)
In 5min is stirred with the speed of 400r/min after, 0.2 part of AMP-95 is added and after completely dissolution to hydroxypropyl methyl cellulose adds
It is stirred evenly after entering 0.3 part of wetting agent, the defoaming agent of 0.3 part of parts by weight, 4.5 parts of dispersing agents；
(2) disperse: in the case where blender is with the speed of 500r/min be added 80 parts of wollastonites, 90 parts of quartz sands, blender with
1200r/min stirs 30min；
(3) 225 parts of polyaminoester emulsions, 6 parts of coalescing agents, 0.9 paint: are added in the case where blender is with the speed of 500r/min
The defoaming agent of part parts by weight, stirs 12min, and 0.5 part of levelling agent, 3.5 parts of coupling agents, 2.5 parts of thickeners (poly- third is then added
Olefin(e) acid), it is stirred, the polyurethane aqueous enamel paint that viscosity is 75KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 60 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 3.2% of white sand.
Embodiment 6
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: blender is added in 85 parts of water, 0.3 part of hydroxypropyl methyl cellulose, 1.0 parts of rheological agents (bentonite)
In 4min is stirred with the speed of 450r/min after, 0.5 part of AMP-95 is added and after completely dissolution to hydroxypropyl methyl cellulose adds
It is stirred evenly after entering 0.4 part of wetting agent, the defoaming agent of 0.2 part of parts by weight, 3 parts of dispersing agents；
(2) disperse: 50 parts of titanium dioxides, 60 precipitated calcium carbonates, 80 parts of silicon being added in the case where blender is with the speed of 650r/min
Lime stone, blender stir 15min with 1700r/min；
(3) 215 parts of polyaminoester emulsions, 6 parts of coalescing agents, 0.5 paint: are added in the case where blender is with the speed of 550r/min
The defoaming agent of part parts by weight, stirs 7min, and 1.8 parts of levelling agents (polymethylphenylsiloxane), 2.5 parts of couplings are then added
Agent, 1.5 parts of thickeners (polyacrylic acid), are stirred, and the polyurethane aqueous enamel paint that viscosity is 80KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 40 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 2.0% of white sand.
Embodiment 7
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) mix: by 75 parts of water, 0.25 part of hydroxypropyl methyl cellulose, 1.7 parts of rheological agents be added in blenders with
After the speed stirring 5min of 550r/min, 0.4 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, is added
It is stirred evenly after 0.25 part of wetting agent, the defoaming agent of 0.85 part of parts by weight, 5.5 parts of dispersing agents；
(2) disperse: 80 parts of titanium dioxides, 40 parts of powdered whitings, 80 parts being added in the case where blender is with the speed of 600r/min
Quartz sand, blender stir 27min with 1300r/min；
(3) 212 parts of polyaminoester emulsions, 8 parts of coalescing agents, 1.4 paint: are added in the case where blender is with the speed of 600r/min
The defoaming agent of part parts by weight, stirs 12min, and 0.8 part of levelling agent (polymethylphenylsiloxane), 2.3 parts of couplings is then added
Agent, 3.8 parts of thickeners, are stirred, and the polyurethane aqueous enamel paint that viscosity is 90KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 40 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 2.7% of white sand.
Embodiment 8
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) mix: by 105 parts of water, 0.25 part of hydroxypropyl methyl cellulose, 1.6 parts of rheological agents be added in blenders with
After the speed stirring 5min of 500r/min, 0.4 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, is added
It is stirred evenly after 0.45 part of wetting agent, the defoaming agent of 0.6 part of parts by weight, 4 parts of dispersing agents；
(2) disperse: 100 parts of powdered whitings, 100 parts of lightweight carbonic acid being added in the case where blender is with the speed of 700r/min
Calcium, blender stir 15min with 1800r/min；
(3) paint: in the case where blender is with the speed of 600r/min be added 228 parts of polyaminoester emulsions, 7.5 parts of coalescing agents,
The defoaming agent of 1.4 parts of parts by weight stirs 10min, and 1.1 parts of levelling agents, 4 parts of coupling agents, 0.5 part of thickener are then added, stir
Mixing is mixed, the polyurethane aqueous enamel paint that viscosity is 73KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 60 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 2.7% of white sand.
Embodiment 9
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) mix: by 115 parts of water, 0.4 part of hydroxypropyl methyl cellulose, 0.5 part of rheological agent be added in blender with
After the speed stirring 5min of 400r/min, 0.1 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, is added 0.3
It is stirred evenly after part wetting agent, the defoaming agent of 0.2 part of parts by weight, 5 parts of dispersing agents；
(2) disperse: 80 parts of kaolin, 80 parts of precipitated calcium carbonates, stirring being added in the case where blender is with the speed of 600r/min
Machine stirs 20 min with 1500r/min；
(3) 230 parts of polyaminoester emulsions, 6 parts of coalescing agents, 1.9 paint: are added in the case where blender is with the speed of 500r/min
The defoaming agent of part parts by weight, stirs 13min, and 1.3 parts of levelling agents, 2.7 parts of coupling agents, 3.7 parts of thickeners, stirring is then added
The polyurethane aqueous enamel paint that viscosity is 88KU is made in mixing；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 80 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 3.5% of white sand.
Embodiment 10
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 70 parts of water, 0.2 part of hydroxypropyl methyl cellulose, 2.0 parts of rheological agents is added in blender with 450r/
After the speed stirring 5min of min, 0.4 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, 0.3 part of profit is added
It is stirred evenly after humectant, the defoaming agent of 0.2 part of parts by weight, 2-6 parts of dispersing agents；
(2) disperse: 80 parts of kaolin, 70 parts of wollastonites, 40 parts of quartz being added in the case where blender is with the speed of 580r/min
Sand, blender stir 20min with 1500r/min；
(3) paint: in the case where blender is with the speed of 600r/min be added 225 parts of polyaminoester emulsions, 8.5 parts of coalescing agents,
The defoaming agent of 0.9 part of parts by weight stirs 10min, and 1.0 parts of levelling agents, 5 parts of coupling agents, 3.0 parts of thickeners are then added, stir
Mixing is mixed, the polyurethane aqueous enamel paint that viscosity is 92KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 80 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 4.5% of white sand.
Embodiment 11
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 64 parts of water, 0.4 part of hydroxypropyl methyl cellulose, 1.4 parts of rheological agents is added in blender with 600r/
After the speed stirring 4min of min, 0.1 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, 0.3 part of profit is added
It is stirred evenly after humectant, the defoaming agent of 0.6 part of parts by weight, 3 parts of dispersing agents；
(2) disperse: 60 parts of titanium dioxides, 150 heavy calcium carbonates, stirring being added in the case where blender is with the speed of 660r/min
Machine stirs 26min with 1800r/min；
(3) paint: in the case where blender is with the speed of 600r/min be added 214 parts of polyaminoester emulsions, 7.2 parts of coalescing agents,
The defoaming agent of 1.2 parts of parts by weight stirs 11min, and 0.5 part of levelling agent, 2.5 parts of coupling agents, 1.8 parts of thickeners is then added,
It is stirred, the polyurethane aqueous enamel paint that viscosity is 80KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: after natural colour sand, polyurethane aqueous enamel paint is added in blender, opening blender and stirs
It mixes uniform to color mixing, artificial color sand is made.
Embodiment 12
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: 55 parts of water, 0.5 part of hydroxypropyl methyl cellulose, 1.9 parts of rheological agents is added in blender with 500r/
After the speed stirring 5min of min, 0.4 part of AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, 0.2 part of profit is added
It is stirred evenly after humectant, the defoaming agent of 0.8 part of parts by weight, 4 parts of dispersing agents；
(2) disperse: 50 parts of titanium dioxides, 160 parts of powdered whitings, stirring being added in the case where blender is with the speed of 550r/min
Machine stirs 24min with 1200r/min；
(3) paint: in the case where blender is with the speed of 640r/min be added 219 parts of polyaminoester emulsions, 7.9 parts of coalescing agents,
The defoaming agent of 1.6 parts of parts by weight stirs 6min, and 0.4 part of levelling agent, 5.4 parts of coupling agents, 3.6 parts of thickeners is then added, stirs
Mixing is mixed, the polyurethane aqueous enamel paint that viscosity is 95KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: after natural colour sand, polyurethane aqueous enamel paint is added in blender, opening blender and stirs
It mixes uniform to color mixing, artificial color sand is made.
Embodiment 13
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 150 parts of water, 0.5 part of hydroxypropyl methyl cellulose (100,000 viscosity HPMC of auspicious Thailand), 3.0 parts of rheologies
After agent (2020 rheological agents of Tao Shi) is added in blender with the speed stirring 6min of 600r/min, 0.6 part of AMP-95 is added, to
After completely dissolution, 0.5 part of wetting agent (LCN407 of Clariant) is added, 1.0 parts of parts by weight disappear in hydroxypropyl methyl cellulose
It is stirred evenly after infusion, 6 parts of dispersing agents (Tao Shi CA-2500)；
(2) disperse: 20 parts of titanium dioxides, 180 parts of powdered whitings, stirring being added in the case where blender is with the speed of 700r/min
Machine stirs 25min with 1800r/min；
(3) paint: be added in the case where blender is with the speed of 700r/min 230 parts of polyaminoester emulsions (Ahmedabad rich 3605),
The defoaming agent of 10 parts of coalescing agents, 2.0 parts of parts by weight stirs 15min, and 2.0 parts of levelling agents, 6 parts of coupling agent (roads are then added
Healthy and free from worry Z-6121), 4.0 parts of thickeners (TT-935 of Tao Shi), be stirred, be made viscosity be 100KU it is polyurethane aqueous
Enamel paint；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: after the polyurethane aqueous enamel paint after white sand, toning are added in blender, opening stirring
Machine stirs uniform to color mixing, and artificial color sand is made.
Wherein the granularity of the white sand is 40 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 2.4% of white sand.
Embodiment 14
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 100 parts of water, 0.4 part of hydroxypropyl methyl cellulose (South Korea Samsung HPMC-40US), 2.1 parts of rheologies
After agent (the safe polyurethanes levelling thickener of the height of A Kema) is added in blender with the speed stirring 6min of 400r/min, it is added
After completely dissolution to hydroxypropyl methyl cellulose 0.35 part of wetting agent (BD-405 of Tao Shi), 0.6 part is added in 0.4 part of AMP-95
It is stirred evenly after the defoaming agent of parts by weight, 5 parts of dispersing agents (P-40 of A Kema)；
(2) disperse: 25 parts of titanium dioxides, 150 parts of powdered whitings, stirring being added in the case where blender is with the speed of 650r/min
Machine stirs 25min with 1400r/min；
(3) paint: be added in the case where blender is with the speed of 500r/min 221 parts of polyaminoester emulsions (Opel enlightening
CUR995), 8.0 parts of coalescing agents (12 ester alcohol), 1.6 parts of parts by weight defoaming agent, stir 8min, be then added 1.5 parts
Levelling agent, 5.0 parts of coupling agents (SC-066 of Beijing Austria Chinese), 3.0 parts of thickener (safe acrylic thickeners of the height of A Kema
Rheotech3800), it is stirred, the polyurethane aqueous enamel paint that viscosity is 90KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 80 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 3.0% of white sand.
Embodiment 15
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 120 parts of water, 0.2 part of hydroxypropyl methyl cellulose (100,000 viscosity HPMC of auspicious Thailand), 1.8 parts of rheologies
After agent (2020 rheological agents of Tao Shi) is added in blender with the speed stirring 5min of 400r/min, 0.2 part of AMP-95 is added, to
After completely dissolution, the defoaming of 0.3 part of wetting agent (BD-405 of Tao Shi), 0.3 part of parts by weight is added in hydroxypropyl methyl cellulose
It is stirred evenly after agent, 4.5 parts of dispersing agents (P-40 of A Kema)；
(2) disperse: 40 parts of titanium dioxides, 165 parts of powdered whitings, stirring being added in the case where blender is with the speed of 500r/min
Machine stirs 30min with 1200r/min；
(3) 225 parts of polyaminoester emulsions (the 3605 of Ahmedabad richness), 6 paint: are added in the case where blender is with the speed of 500r/min
The defoaming agent of part coalescing agent (12 ester alcohol), 0.9 part of parts by weight, stirs 12min, 0.5 part of levelling agent, 3.5 is then added
Part coupling agent (SC-066 of Beijing Austria Chinese), 2.5 parts of thickener (safe acrylic thickeners of the height of A Kema
Rheotech3800), it is stirred, the polyurethane aqueous enamel paint that viscosity is 75KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Wherein the mesh number of the white sand is 80 mesh, and the weight of step (4) polyurethane aqueous enamel paint is the 3.2% of white sand.
Embodiment 16
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 85 parts of water, 0.3 part of hydroxypropyl methyl cellulose (South Korea Samsung HPMC-40US), 1.0 parts of rheological agents
After (2020 rheological agents of Tao Shi) are added in blender with the speed stirring 4min of 450r/min, 0.5 part of sodium hydroxide is added, to
After completely dissolution, the defoaming of 0.4 part of wetting agent (BD-405 of Tao Shi), 0.2 part of parts by weight is added in hydroxypropyl methyl cellulose
It is stirred evenly after agent, 3 parts of dispersing agents (Tao Shi CA-2500)；
(2) disperse: 30 parts of titanium dioxides, 140 precipitated calcium carbonates, blender being added in the case where blender is with the speed of 650r/min
15min is stirred with 1700r/min；
(3) 215 parts of polyaminoester emulsions (the 3605 of Ahmedabad richness), 6 paint: are added in the case where blender is with the speed of 550r/min
The defoaming agent of part coalescing agent (propylene glycol methyl ether acetate), 0.5 part of parts by weight, stirs 7min, 1.8 parts of levellings is then added
Agent, 2.5 parts of coupling agents (SC-066 of Beijing Austria Chinese), 1.5 parts of thickeners (TT-935 of Tao Shi), are stirred, and viscosity is made
For the polyurethane aqueous enamel paint of 80KU；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Embodiment 17
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 75 parts of water, 0.25 part of hydroxypropyl methyl cellulose (100,000 viscosity HPMC of auspicious Thailand), 1.7 parts of rheologies
After agent (the safe polyurethanes levelling thickener of the height of A Kema) is added in blender with the speed stirring 5min of 550r/min, it is added
After completely dissolution to hydroxypropyl methyl cellulose 0.25 part of wetting agent (BD-405 of Tao Shi), 0.85 part is added in 0.4 part of ammonium hydroxide
It is stirred evenly after the defoaming agent of parts by weight, 5.5 parts of dispersing agents (P-40 of A Kema)；
(2) disperse: 50 parts of titanium dioxides, 160 parts of powdered whitings, stirring being added in the case where blender is with the speed of 600r/min
Machine stirs 27min with 1300r/min；
(3) paint: be added in the case where blender is with the speed of 600r/min 212 parts of polyaminoester emulsions (Opel enlightening
CUR995), 8 parts of coalescing agents (propandiol butyl ether), 1.4 parts of parts by weight defoaming agent, stir 12min, be then added 0.8 part
Levelling agent, 2.3 parts of coupling agents (Z-6121 of DOW CORNING), 3.8 parts of thickener (safe acrylic thickeners of the height of A Kema
Rheotech3800), it is stirred, the polyurethane aqueous enamel paint that viscosity is 90KU is made；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
Embodiment 18
The preparation method of the artificial color sand of the present embodiment, includes the following steps:
(1) it mixes: by 105 parts of water, 0.25 part of hydroxypropyl methyl cellulose (South Korea Samsung HPMC-40US), 1.6 parts of rheologies
After agent (the safe polyurethanes levelling thickener of the height of A Kema) is added in blender with the speed stirring 5min of 500r/min, it is added
After completely dissolution to hydroxypropyl methyl cellulose 0.45 part of wetting agent (BD-405 of Tao Shi), 0.6 part is added in 0.4 part of AMP-95
It is stirred evenly after the defoaming agent of parts by weight, 4 parts of dispersing agents (Tao Shi CA-2500)；
(2) disperse: 45 parts of titanium dioxides, 155 parts of powdered whitings, stirring being added in the case where blender is with the speed of 700r/min
Machine stirs 15min with 1800r/min；
(3) paint: be added in the case where blender is with the speed of 600r/min 228 parts of polyaminoester emulsions (Opel enlightening
CUR995), 7.5 parts of coalescing agents (propandiol butyl ether), 1.4 parts of parts by weight defoaming agent, stir 10min, be then added 1.1
Part levelling agent, 4 parts of coupling agents (Z-6121 of DOW CORNING), 0.5 part of thickener (TT-935 of Tao Shi), are stirred, and are made viscous
Degree is the polyurethane aqueous enamel paint of 73KU；
(4) it mixes colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred；
(5) artificial color sand is made: white sand being added in blender, after polyurethane aqueous enamel paint, open blender stir to
Color mixing is uniform, and artificial color sand is made.
By being tested for the property to artificial color sand prepared by 1-18 of the embodiment of the present invention,
Test method is as follows:
Wearability: filtering color sand with 80 mesh filter screens, is added in dispersion machine with the speed agitation grinding 30min of 1000r/min,
Weigh 80 mesh screen objects, the paint film color color difference size of measurement filtrate and the color sand of non-agitation grinding.
Water resistance measuring method: GB/T1733-93.
Covering power: manufacture and design according to GB/T1726-89.Colored paint is uniformly brushed on regulation black and white lattice surface, is surveyed
Its background color is measured not in the minimum of presentation paint amount, with grams m2It indicates, the coating suitable for color paint coating is to ground covering power
Measurement.
Temperature-change resistance: being measured by the requirement in JG/T 25-1999, without exception by three circulations.
Colour retention: it grades after being measured by GB/T1865-2009 and is carried out by GB/T1766.
It is as follows to obtain test data result:
Embodiment 1 is comparative example, and embodiment 2-18 comparative example 1 adds AMP-95, levelling agent, rheological agent, thickening
One of agent is a variety of, and the artificial color sand of batch prepared respectively using the method for embodiment 1-18 visually observes no color differnece,
It is artificial color with excellent water resistance, colour retention, wearability, covering power, low-temperature stability, and with the addition of various auxiliary agents
The various performances of sand have huge promotion.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (7)
1. a kind of application method of polyurethane aqueous enamel paint, it is characterised in that: white sand, polyurethane aqueous magnetic are added in blender
Qi Hou opens blender and stirs uniform to color mixing, artificial color sand is made,
Wherein, the polyurethane aqueous enamel paint includes the raw material of following parts by weight:
Wherein, the filler material include titanium dioxide, powdered whiting, kaolin, precipitated calcium carbonate, wollastonite, in quartz sand
At least two, the dispersing agent is at least one of ammonium salt dispersing agent and sodium salt dispersing agent, and the pH adjusting agent is AMP-95；
Wherein, the preparation method of the polyurethane aqueous enamel paint includes the following steps:
(1) it mixes, weighs each raw material by formula ratio, water, hydroxypropyl methyl cellulose, rheological agent are stirred, AMP- is added
95, it is stirred evenly after the defoaming agent, dispersing agent of wetting agent, 0.15-1.0 part parts by weight；
(2) disperse: filler material is added into step (1) mixed raw material, is stirred；
(3) paint: after step (2) dispersion is added in the defoaming agent of polyaminoester emulsion, coalescing agent, 0.35-2.0 parts of parts by weight
Raw material in be mixed evenly, be added levelling agent, coupling agent, thickener, be stirred, polyurethane aqueous enamel paint be made.
2. a kind of application method of polyurethane aqueous enamel paint according to claim 1, it is characterised in that: including following weight
The raw material of number:
3. a kind of application method of polyurethane aqueous enamel paint according to claim 1, it is characterised in that: the coalescing agent
For at least one of propandiol butyl ether, propylene glycol methyl ether acetate, lauric acid ester, propylene glycol phenylate, 12 ester alcohols.
4. a kind of application method of polyurethane aqueous enamel paint according to claim 1, it is characterised in that: the rheological agent is
At least one of bentonite, polyurethane, polyacrylate.
5. a kind of application method of polyurethane aqueous enamel paint according to claim 1, it is characterised in that: the polyurethane water
The preparation method of property enamel paint includes the following steps:
(1) it mixes: each raw material is weighed by formula ratio, by water, hydroxypropyl methyl cellulose, rheological agent with the speed of 400-600r/min
After degree stirring 4-6min mixing, AMP-95 is added, after completely dissolution to hydroxypropyl methyl cellulose, wetting agent, 0.15- is added
It is stirred evenly after the defoaming agents of 1.0 parts of parts by weight, dispersing agent；
(2) disperse: step (1) mixed raw material is stirred with the speed of 500-700r/min, filler material is added, with 1200-
The speed of 1800r/min stirs 10-30min；
(3) paint: the raw material after step (2) dispersion is stirred with the speed of 500-700r/min, polyaminoester emulsion is added, film forming helps
Agent, 0.35-2.0 parts of parts by weight defoaming agent, stir 5-15min, levelling agent, coupling agent, thickener be then added, stirring is mixed
It closes.
6. a kind of application method of polyurethane aqueous enamel paint according to claim 1 or 5, it is characterised in that: further include step
Suddenly (4) mix colours: aqueous color paste is added in the polyurethane aqueous enamel paint after step (3) paint, is stirred.
7. a kind of application method of polyurethane aqueous enamel paint according to claim 1, it is characterised in that: the white sand it is thin
Degree is 30-90 mesh, and the weight of the polyurethane aqueous enamel paint is the 2%-5% of the weight of the white sand.
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| CN106118440A (en) * | 2016-06-30 | 2016-11-16 | 太仓市金新涂料有限公司 | A kind of environment-friendly high-intensity acrylic acid modified polyurethane enamel paint and preparation method thereof |
| CN107746641A (en) * | 2017-10-27 | 2018-03-02 | 中华制漆（深圳）有限公司 | Unify water-based enamel paint and its preparation, application method in a kind of bottom surface |
| CN108840604A (en) * | 2018-06-29 | 2018-11-20 | 河南颂源涂料有限公司 | A kind of artificial color sand and preparation method thereof |
| CN109456651B (en) * | 2018-10-17 | 2020-12-22 | 广东伊思曼新材料科技股份有限公司 | Multifunctional water-based enamel and preparation method thereof |
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| CN85100268A (en) * | 1985-04-01 | 1986-07-16 | 北京师范大学 | A kind of inorganic phthalocyanine of preparing sand texture coating |
| CN101302395A (en) * | 2008-06-05 | 2008-11-12 | 吴江市太湖绝缘材料厂 | Water-soluble polyurethane surface enamel |
| CN102796449A (en) * | 2012-09-12 | 2012-11-28 | 沈阳飞机工业（集团）有限公司 | Water-based polyurethane enamel paint |
| CN103333566A (en) * | 2013-06-05 | 2013-10-02 | 新疆屯河涂料有限公司 | Environmentally-friendly waterborne multicolor paint, preparation method and application method thereof |
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