CN112210234A - Water-in-water multicolor paint and preparation method thereof - Google Patents
Water-in-water multicolor paint and preparation method thereof Download PDFInfo
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- CN112210234A CN112210234A CN202010982847.XA CN202010982847A CN112210234A CN 112210234 A CN112210234 A CN 112210234A CN 202010982847 A CN202010982847 A CN 202010982847A CN 112210234 A CN112210234 A CN 112210234A
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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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
- C09D5/004—Reflecting paints; Signal paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- 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
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
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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
- 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
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
Abstract
The application relates to the technical field of coatings, and provides a water-in-water multicolor coating and a preparation method thereof. The application provides a water-in-water thermal insulation coating includes: a base paint, a protective glue solution and a continuous phase; wherein the base paint comprises the following components in parts by weight: 0.8-1 part of cellulose, 2-5 parts of inorganic color paste, 6-8 parts of filler, 7-8 parts of acrylic emulsion, 20-22 parts of silicon dioxide dispersion liquid, 5-6 parts of protective adhesive and 55-57 parts of water. The water-in-water multicolor paint has good stability and long storage period, meets the requirement of inorganic paint standards for buildings on the content of high molecular organic matters, and can meet the requirements of energy conservation, environmental protection, safety, fire prevention and the like.
Description
Technical Field
The application belongs to the technical field of coatings, and particularly relates to a water-in-water multicolor coating and a preparation method thereof.
Background
The multicolor coating with water in water is also called as liquid granite coating, is a stone-like coating, can generate vivid and durable granite color, has the simulation degree of 99 percent, and is commonly used for preparing the inner and outer walls of the simulated granite.
The water-in-water multicolor paint is formed by dispersing a color dispersion phase in a continuous phase, a paint system comprises a pigment, a filler, a film forming substance and a protective adhesive, and the film forming substance applied to the paint at present is mainly an organic matter, and the organic film forming substance is poor in compatibility with an inorganic pigment and a filler, so that the inorganic pigment and the filler are poor in dispersibility in the system, the stability of the water-in-water multicolor paint is generally poor, the storage period is short, and the application requirements of people cannot be met.
Disclosure of Invention
The application aims to provide a water-in-water multicolor paint and a preparation method thereof, and aims to solve the problems of low stability and short storage period of the existing water-in-water multicolor paint.
In order to achieve the purpose of the application, the technical scheme adopted by the application is as follows:
a water-in-water multicolor paint, the water-in-water thermal insulation paint comprising: a base paint, a protective glue solution and a continuous phase;
wherein the base paint comprises the following components in parts by weight: 0.8-1 part of cellulose, 2-5 parts of inorganic color paste, 6-8 parts of filler, 7-8 parts of acrylic emulsion, 20-22 parts of silicon dioxide dispersion liquid, 5-6 parts of protective adhesive and 55-57 parts of water.
The base paint of the water-in-water multicolor paint comprises the protective glue, the inorganic color paste, the cellulose, the silicon dioxide dispersion liquid and the acrylic emulsion in specific parts by weight, and the components have synergistic effect, so that the dispersibility of color points formed by coating inorganic color paste particles with the protective glue in a paint system is improved, the color points are effectively prevented from demulsifying, the water-in-water multicolor paint is endowed with good stability, and the storage period of the paint is greatly prolonged. In addition, the silicon dioxide dispersion used in the base paint formula can be used as one of film forming substances, the adhesive force of color points in a paint film can be improved, the color points are prevented from falling off, the durability of the paint film is improved, the content of organic film forming substances in a paint system is effectively reduced, the organic film forming substances meet the standard of inorganic paint for buildings, meanwhile, the fire resistance temperature of a-SiO-O-SiO-coating film can reach 800 ℃, the flame resistance of the granite-like inner and outer walls is favorably improved, open fire and dense smoke are not generated at high temperature, and the personal safety of personnel can be effectively guaranteed.
And, a method for preparing the water-in-water multicolor paint, comprising the following steps:
preparing a protective glue solution, a base paint and a continuous phase according to the water-in-water multicolor paint;
adding the base paint into the protective glue solution and carrying out first mixing treatment to obtain a color point dispersion liquid;
and adding the color point dispersion liquid into the continuous phase and carrying out second mixing treatment to obtain the water-in-water multicolor paint.
According to the preparation method of the water-in-water multicolor paint, the base paint is added into the protective glue solution for first mixing treatment, so that one or more base paints with well-mixed colors are granulated in the protective glue solution; and then, adding the color point dispersion liquid into the continuous phase to mix the color points into the continuous phase, thereby obtaining the water-in-water multicolor paint capable of forming a film on the substrate. The method promotes the color points to be uniformly dispersed in the coating system, ensures that the coating has good stability, is simple and convenient to operate, and is suitable for large-scale preparation of the water-in-water multicolor coating.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application more clearly apparent, the present application is further described in detail below with reference to the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In this application, the term "and/or" describes an association relationship of associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a is present alone, A and B are present simultaneously, and B is present alone. Wherein A and B can be singular or plural.
In this application, "at least one" means one or more, for example, "at least one of a, b, or c," or "at least one of a, b, and c," each of which may mean: a. b, c, a-b (i.e. a and b), a-c, b-c or a-b-c, wherein a, b and c can be single or multiple respectively.
It should be understood that, in various embodiments of the present application, the size of the serial number of each step does not mean the execution sequence, some or all of the steps may be executed in parallel or executed sequentially, the execution sequence of each step should be determined by the function and the inherent logic of the step, and should not constitute any limitation to the implementation process of the embodiments of the present application.
A water-in-water multicolor paint, the water-in-water thermal insulation paint comprising: a base paint, a protective glue solution and a continuous phase;
wherein the base paint comprises the following components in parts by weight: 0.8-1 part of cellulose, 2-5 parts of inorganic color paste, 6-8 parts of filler, 7-8 parts of acrylic emulsion, 20-22 parts of silicon dioxide dispersion liquid, 5-6 parts of protective adhesive and 55-57 parts of water.
The base paint of the water-in-water multicolor paint comprises the protective glue, the inorganic color paste, the cellulose, the silicon dioxide dispersion liquid and the acrylic emulsion in specific parts by weight, and the components have synergistic effect, so that the dispersibility of color points formed by coating inorganic color paste particles with the protective glue in a paint system is improved, the color points are effectively prevented from demulsifying, the water-in-water multicolor paint is endowed with good stability, and the storage period of the paint is greatly prolonged. In addition, the silicon dioxide dispersion liquid used in the base paint formula of the embodiment of the application can be used as one of film forming substances, the adhesive force of color points in a paint film can be improved, the color points are prevented from falling off, the durability of the paint film is improved, the content of organic film forming substances in a paint system is effectively reduced, the organic film forming substances meet the standard of inorganic paint for buildings, meanwhile, the fire resistance temperature of a SiO-O-SiO-coating film can reach 800 ℃, the flame resistance of an inner wall and an outer wall of the artificial granite is improved, open fire and dense smoke are not generated at high temperature, and the personal safety of personnel can be effectively guaranteed.
Specifically, the base paint is used as a base material for forming the water-in-water multicolor paint, and in the embodiment of the application, the base paint comprises the following components in parts by weight: 0.8-1 part of cellulose, 2-5 parts of inorganic color paste, 6-8 parts of filler, 7-8 parts of acrylic emulsion, 20-22 parts of silicon dioxide dispersion liquid, 5-6 parts of protective adhesive and 55-57 parts of water.
The cellulose can form a three-dimensional network structure in the aqueous solution, so that color points formed by coating inorganic color paste particles with the protective glue are coated in the water solution, and meanwhile, the cellulose provides functional groups for crosslinking with the protective glue and the acrylic emulsion, so that the color points can be uniformly and stably dispersed in a coating system, the color points are prevented from settling in the application or storage process, the good stability of the water-in-water multicolor coating is improved, and the storage period of the coating is greatly prolonged.
The inorganic color paste provides the color of the paint and forms color points under the coating action of the protective glue. In the embodiment of the application, the inorganic color paste is preferably a reflective heat-insulating color paste capable of reflecting light with the wavelength range of 400-. The light with the wavelength within 400-2500nm concentrates 90% of solar radiation energy, and the addition of the inorganic color paste in the paint can effectively improve the hemispherical emissivity and the solar reflectance ratio of the paint film, is beneficial to quickly dissipating the heat accumulated on the surface of the paint film, obviously reduces the indoor temperature and reduces the energy consumption. In some embodiments, the particle size of the inorganic color paste is greater than 200nm, preferably greater than 200-1250nm, and the particle size is greater than 1/2 light wavelength, so that infrared rays can be effectively blocked and reflected, and a good cooling effect is achieved. In addition, the composition of the inorganic color paste can be formed by dispersing inorganic toner in a solvent by referring to the conventional technology in the field, and the inorganic toner can be selected from hollow toner with smooth surface. In some embodiments, the inorganic color paste comprises a white pigment and a color pigment, wherein the white pigment is used as a base color of the color paste, and the inorganic color paste with different colors can be obtained by adjusting the dosage ratio of the color pigment to the white pigment, so as to adjust the color of the water-in-water multicolor paint. In a further embodiment, the white pigment is selected from titanium dioxide, preferably rutile titanium dioxide.
The filler is mainly used for adjusting the luster, texture, viscosity and the like of the coating, and in some embodiments, the filler is kaolin selected to improve the thixotropy of the coating and improve the sampling point skeleton, and no groups capable of participating in reaction are contained, so that the ionic interference is avoided. Preferably, the kaolin is selected from at least one of a montmorillonite calcined kaolin, a nemono tri-bao calcined kaolin. In one embodiment, the filler is selected to be 4000 mesh calcined kaolin.
The acrylic internal emulsion is used as a film forming material, and preferably, the acrylic emulsion comprises silicone acrylic emulsion and/or pure acrylic emulsion. The emulsion is compatible with cellulose and silicon dioxide dispersion liquid, and can improve the stability of the coating to a certain extent.
The silicon dioxide dispersion liquid is a colloidal solution formed by uniformly diffusing nano silicon dioxide particles in water, is compatible with acrylic emulsion and inorganic color paste, is beneficial to further coating color points, effectively avoids demulsification of the color points, improves the color plumpness of a coating film, and ensures good decoration of indoor and outdoor paint films. The silicon dioxide dispersion liquid is added into the paint, and the silicon dioxide dispersion liquid and the components such as the protective glue, the inorganic color paste, the cellulose, the acrylic emulsion and the like are cooperated to endow the water-in-water multicolor paint with good stability, and the storage period of the paint is greatly prolonged. In addition, the silicon dioxide particles can be mutually connected in the aqueous solution to form a three-dimensional network structure, and a-SiO-O-SiO-film is formed along with the evaporation of water, so that the silicon dioxide dispersion can be used as one of film forming substances, the adhesion of colored dots in a paint film is favorably improved, the colored dots are prevented from falling off, the durability of the paint film is improved, and the content of organic film forming substances in a paint system is effectively reduced, for example, the content of organic matters in the paint is lower than 8%, and the inorganic paint meets the standard of inorganic paints for buildings. In addition, the fire-resistant temperature of a paint film formed by the silicon dioxide dispersion liquid can reach as high as 800 ℃, the fire resistance of the inner and outer walls of the artificial granite is favorably improved, open fire and dense smoke are not generated at high temperature, and the personal safety of personnel can be effectively ensured.
The protective glue mainly plays a role in coating inorganic color paste particles to play a role in steric hindrance and forms a double-electron layer on the coating layer, so that color points are prevented from being dissolved in a subsequent continuous phase to form independent color points and marble patterns are presented after construction. In the embodiment of the application, the protective glue comprises magnesium lithium silicate and/or magnesium aluminum silicate. In some embodiments, the protective gel is selected as GS or S482 from rockwood.
On the basis of the above embodiment, the base paint further comprises an auxiliary agent, and the auxiliary agent comprises at least one of a defoaming agent, a pH adjusting agent, a film-forming auxiliary agent, an antifreezing agent, a thickening agent, a bactericide, a dispersing agent and a wetting agent, so as to adjust the comprehensive performance of the base paint.
In some embodiments, the base paint further comprises the following components in parts by weight: 0.3-0.4 part of dispersant, 0.2-0.3 part of wetting agent, 0.3-0.5 part of defoaming agent, 0.6-1 part of antifreezing agent, 0.4-0.6 part of film-forming assistant and 0.4-0.5 part of bactericide
Preferably, the defoaming agent is selected from silicon dioxide defoaming agents, and the defoaming agent is thick-coated and powerful in defoaming and has a good defoaming effect. In a specific embodiment, the defoamer is selected from SN154 from Nopock.
Preferably, the wetting agent is selected from at least one of grid V145, 399, dow 1124 and craine LCN 407. The color dots are used for wetting the powder and forming negative charges by embedding the protective glue so as to form an electric double layer structure.
Preferably, the dispersant is selected from at least one of Rohm and Haas 731A and Norpleaceae SN5040, so as to ensure that the filler and the inorganic color paste can be uniformly dispersed in a dispersed phase and can form a stable double electric layer structure.
Preferably, the antifreezing agent is at least one selected from the group consisting of Zhongqi power glycol and Xinjiang Tianye glycol, so as to reduce the freezing point of the water-in-water multicolor paint, thereby having the freeze-thaw resistance.
Preferably, the film-forming assistant is at least one of Runtai C-12 and Islam alcohol ester twelve, so that the water-in-water multicolor paint can be well formed into a film at a low temperature, and the construction convenience is improved.
Preferably, the biocide comprises an isothiazolinone biocide. The isothiazolinone germicides include, but are not limited to, 2-methyl-4-isothiazolin-3-one (abbreviated as MIT) and 1, 2-benzisothiazolin-3-one (abbreviated as BIT). In particular embodiments, the biocide is selected from the group consisting of Sol biocides, such as Sol MB, Sol MV, and the like.
On the basis of the above embodiment, the protective glue solution comprises the following components in parts by weight: 5-7 parts of protective glue, 0.2-0.3 part of cellulose and 90-95 parts of water. Cellulose is added into the protective glue solution as an anti-settling auxiliary agent, so that small granular color points formed after the base paint is granulated in the protective glue solution can be uniformly dispersed in a coating system, and the stability of the coating is further improved.
On the basis of the above examples, the continuous phase comprises the following components in parts by weight: 18-20 parts of acrylic emulsion, 48-50 parts of silicon dioxide dispersion liquid and 20-23 parts of water. By adding the silicon dioxide dispersion liquid into the continuous phase, the using amount of the acrylic emulsion can be reduced, the content of organic film forming substances in a coating system is reduced, and the content of organic matters in the coating can be less than 5% so as to meet the standard of inorganic coatings for buildings. In a further embodiment, the continuous phase further comprises an auxiliary agent, wherein the auxiliary agent comprises at least one of a defoaming agent, a pH regulator, a film forming auxiliary agent, an antifreezing agent, a thickening agent, a bactericide, a dispersing agent and a wetting agent. Preferably, the continuous phase further comprises the following components in parts by weight: 0.4-0.6 part of defoaming agent, 0.4-0.5 part of pH regulator, 1.3-1.5 parts of film-forming aid, 3.5-4 parts of antifreezing agent, 0.5-0.7 part of thickening agent and 0.6-0.8 part of bactericide. The types of the auxiliary agents can be referred to above, the types of the auxiliary agents in the base paint can be the same as those of the continuous phase, and can also be different from each other, and the auxiliary agents can be flexibly adjusted according to the performance of the coating. On the basis of the above embodiment, the relative amounts of the base paint, the protective glue solution and the continuous phase are adjusted to obtain the water-in-water multicolor paint with the performance meeting the actual application requirement. In some examples, the base paint is 20 parts, the protective colloid solution is 50-60 parts, and the continuous phase is 20-30 parts. In a specific embodiment, the weight ratio of the base paint, the protective colloid solution and the continuous phase is 5:2: 3. In another embodiment, the weight ratio of the base paint, the protective colloid solution and the continuous phase is 6:2: 2.
In conclusion, through the improvement of the technical scheme, the water-in-water multicolor paint provided by the embodiment of the application has good stability and long storage period, meets the requirement on the content of high molecular organic matters in the inorganic paint standard for buildings, and can meet the requirements of energy conservation, environmental protection, safety, fire prevention and the like.
Based on the technical scheme, the embodiment of the application provides a preparation method of a water-in-water multicolor paint, which comprises the following steps:
s01, preparing a protective glue solution, a base paint and a continuous phase according to the water-in-water multicolor paint;
s02, adding the base paint into the protective glue solution and carrying out first mixing treatment to obtain a color point dispersion liquid;
and S03, adding the color point dispersion liquid into the continuous phase and carrying out second mixing treatment to obtain the water-in-water multicolor paint.
According to the preparation method of the water-in-water multicolor paint provided by the embodiment of the application, the base paint is added into the protective glue solution for first mixing treatment, so that one or more base paints with well-mixed colors are granulated in the protective glue solution; and then, adding the color point dispersion liquid into the continuous phase to mix the color points into the continuous phase, thereby obtaining the water-in-water multicolor paint capable of forming a film on the substrate. The method promotes the color points to be uniformly dispersed in the coating system, ensures that the coating has good stability, is simple and convenient to operate, and is suitable for large-scale preparation of the water-in-water multicolor coating.
The compositions and effects of the protective glue solution, the base paint and the continuous phase in step S01 are as described above, and are not repeated herein for brevity.
In step S02, the base paint is added to the protective glue solution and subjected to a first mixing process, so that one or more base paints with well-adjusted colors are granulated in the protective glue solution to obtain color dots with a particle size range meeting the requirement, and the color dots can be independently flaky or particulate in the protective glue solution and are incompatible with each other.
The specific operation of adding the base paint into the protective colloid solution and performing the first mixing treatment may refer to the conventional technique in the art, for example, dispersing the base paint into the protective colloid solution in a stirring device so that the color points are mutually incompatible and can be obtained with proper particle size.
In step S03, the color point dispersion is added to the continuous phase and a second mixing process is performed, so that the color points are mixed in the continuous phase to obtain the water-in-water multicolor paint that can be formed on the substrate, and the water-in-water multicolor paint forms a continuous protective film on the substrate to protect the color points.
The specific operation of adding the color point dispersion liquid into the continuous phase and performing the second mixing treatment can refer to the conventional technology in the field, for example, adding the color point dispersion liquid into the continuous phase under a high-speed stirring state, so that the color points are uniformly dispersed in the continuous phase, and each color point is independent in a sheet shape or a particle shape in the continuous phase and is not compatible with each other.
Further, after the step of adding the color point dispersion to the continuous phase and performing the second mixing treatment, the viscosity of the paint may be adjusted by adding a small amount of a thickener.
The practice of the present invention is illustrated by the following examples.
Example 1
The embodiment provides a water-in-water multicolor paint, and the preparation method comprises the following steps:
(1) preparation of the protective colloid solution
Weighing respectively: 94.8 parts of water, 5 parts of lithium magnesium silicate and 0.2 part of cellulose; then, lithium magnesium silicate and cellulose were added to water and dispersed for 40 minutes.
(2) Preparation of the continuous phase
Weighing respectively: 22.2 parts of water, 20 parts of silicone-acrylic emulsion, 50 parts of silicon dioxide dispersion liquid, 0.4 part of defoaming agent, 0.4 part of pH regulator, 1.5 parts of film-forming additive, 4 parts of antifreezing agent, 0.7 part of thickening agent and 0.8 part of bactericide; then, the rest components are added into water in sequence and stirred evenly at medium and low speed.
(3) Preparation of the base paint
Weighing respectively: 52.05 parts of water, 0.9 part of cellulose, 0.4 part of dispersant, 0.25 part of wetting agent, 0.3 part of defoaming agent, 0.7 part of antifreeze, 0.4 part of film-forming assistant, 2 parts of reflective heat-insulating color paste, 7 parts of filler, 8 parts of pure acrylic emulsion, 22 parts of silicon dioxide dispersion, 5.6 parts of 8% magnesium silicate lithium glue solution and 0.4 part of bactericide;
then, adding cellulose, a dispersing agent, a wetting agent, a defoaming agent, an antifreezing agent, a film-forming auxiliary agent, reflective heat-insulating white powder and a filler into water, dispersing for 15 minutes at a high speed of 1300 r/min, adding a pure acrylic emulsion, a silicon dioxide dispersion liquid, magnesium lithium silicate and a bactericide into the water in a medium-speed dispersion state of 800 r/min, stirring for 10 minutes, and adding an emission heat-insulating color powder into a system according to the color of a sample to be blended into a required color;
preparing 2-6 base paints with different colors according to the same method for standby.
(4) Preparation of water-in-water multicolor paint
Adding base paints (6 parts in total) with different colors into 2 parts of protective glue solution for point collection, then adding 2 parts of continuous phase for uniform mixing, and adding a little thickening agent for adjusting viscosity.
When the water-in-water multicolor paint is used, the water-in-water multicolor paint prepared by the embodiment is sprayed and constructed on indoor wall decoration and outer wall decoration.
Compared with the common water-in-water multicolor paint on the market, the water-in-water multicolor paint prepared in the embodiment 1 has the following advantages:
1. the paint is inorganic interior and exterior wall paint, can resist high temperature of about 800 ℃, has no open fire and no dense smoke, and meets the national A2-grade fireproof standard;
2. can effectual reflection sunlight, reflection infrared ray dispels wall body self unnecessary heat to reduce the inside energy consumption of building, the data is: white is more than or equal to 0.85, hemispherical emissivity is more than or equal to 0.85, and near-infrared reflectance is more than or equal to 0.8;
3. can imitate most plane marble on the market, the emulation effect is lifelike;
4. has excellent water resistance, weather resistance and storage temperature.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A water-in-water multicolor paint is characterized by comprising the following components in percentage by weight: a base paint, a protective glue solution and a continuous phase;
wherein the base paint comprises the following components in parts by weight: 0.8-1 part of cellulose, 2-5 parts of inorganic color paste, 6-8 parts of filler, 7-8 parts of acrylic emulsion, 20-22 parts of silicon dioxide dispersion liquid, 5-6 parts of protective adhesive and 55-57 parts of water.
2. The water-in-water multicolor paint of claim 1, wherein the continuous phase comprises the following components in parts by weight: 18-20 parts of acrylic emulsion, 48-50 parts of silicon dioxide dispersion liquid and 20-23 parts of water; and/or
The protective glue solution comprises the following components in parts by weight: 5-7 parts of protective glue, 0.2-0.3 part of cellulose and 90-95 parts of water.
3. The water-in-water multicolor paint as claimed in claim 1, wherein the inorganic color paste is selected from a reflective heat-insulating color paste capable of reflecting light with a wavelength range of 400-; and/or
The particle size of the inorganic color paste is more than 200 nm.
4. The water-in-water multicolor paint of claim 1, wherein said acrylic emulsion comprises a silicone-acrylic emulsion and/or a pure acrylic emulsion; and/or
The protective glue comprises lithium magnesium silicate and/or magnesium aluminum silicate.
5. The water-in-water multicolor paint of any one of claims 1 to 4, wherein said filler is selected from kaolin; and/or
The inorganic color paste comprises white pigment and color pigment.
6. The water-in-water multicolor paint of any of claims 1-4, wherein said base paint and/or said continuous phase further comprises an auxiliary agent, said auxiliary agent comprising at least one of a defoamer, a pH adjuster, a film forming aid, an antifreeze agent, a thickener, a bactericide, a dispersant, and a wetting agent.
7. The water-in-water multicolor paint of claim 6, wherein the base paint further comprises the following components in parts by weight: 0.3-0.4 part of dispersant, 0.2-0.3 part of wetting agent, 0.3-0.5 part of defoamer, 0.6-1 part of antifreeze, 0.4-0.6 part of film-forming additive and 0.4-0.5 part of bactericide; and/or
The continuous phase also comprises the following components in parts by weight: 0.4-0.6 part of defoaming agent, 0.4-0.5 part of pH regulator, 1.3-1.5 parts of film-forming aid, 3.5-4 parts of antifreezing agent, 0.5-0.7 part of thickening agent and 0.6-0.8 part of bactericide.
8. The water-in-water multicolor paint of claim 6, wherein said defoamer is selected from silica-based defoamers; and/or
The bactericide comprises an isothiazolinone bactericide.
9. The water-in-water multicolor paint of any one of claims 1 to 4, wherein the base paint is 20 parts, the protective colloid solution is 50 to 60 parts, and the continuous phase is 20 to 30 parts.
10. A preparation method of a water-in-water multicolor paint is characterized by comprising the following steps:
the water-in-water multicolor paint formulation guard gum solution, base paint, and continuous phase of any of claims 1 to 9;
adding the base paint into the protective glue solution and carrying out first mixing treatment to obtain a color point dispersion liquid;
and adding the color point dispersion liquid into the continuous phase and carrying out second mixing treatment to obtain the water-in-water multicolor paint.
Priority Applications (1)
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113354999A (en) * | 2021-06-29 | 2021-09-07 | 广东施彩新材料科技有限公司 | Granite paint and preparation method thereof |
| CN113527965A (en) * | 2021-07-05 | 2021-10-22 | 濮阳展辰新材料有限公司 | Water-in-water temperature-sensitive color-changing coating and preparation method thereof |
| CN114106615A (en) * | 2021-11-20 | 2022-03-01 | 贵州宝瑞康建材有限公司 | Multifunctional water-in-water multicolor paint and preparation method thereof |
| CN114672185A (en) * | 2022-04-08 | 2022-06-28 | 广东嘉宝莉科技材料有限公司 | High-covering-power water-in-water coating and preparation method thereof |
| CN114989686A (en) * | 2022-07-15 | 2022-09-02 | 亚士漆(上海)有限公司 | Reflective heat insulation sand-in-water coating and preparation method and application thereof |
| CN116179035A (en) * | 2023-03-02 | 2023-05-30 | 上海三银涂料科技股份有限公司 | Water-based colorful building paint with easily-judged color colloid saturation and preparation method thereof |
| CN117447908A (en) * | 2023-12-25 | 2024-01-26 | 泉州市东宝科技集团有限公司 | Flame-retardant weather-resistant stone-like coating and preparation method thereof |
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| CN108264789A (en) * | 2017-12-29 | 2018-07-10 | 上海墙特节能材料有限公司 | A kind of water-in-water multicolor coating and preparation method thereof |
| CN111234570A (en) * | 2019-12-31 | 2020-06-05 | 广东巴德富新材料有限公司 | Inorganic sand-in-water multicolor paint and preparation method thereof |
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| CN108264789A (en) * | 2017-12-29 | 2018-07-10 | 上海墙特节能材料有限公司 | A kind of water-in-water multicolor coating and preparation method thereof |
| CN111234570A (en) * | 2019-12-31 | 2020-06-05 | 广东巴德富新材料有限公司 | Inorganic sand-in-water multicolor paint and preparation method thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113354999A (en) * | 2021-06-29 | 2021-09-07 | 广东施彩新材料科技有限公司 | Granite paint and preparation method thereof |
| CN113527965A (en) * | 2021-07-05 | 2021-10-22 | 濮阳展辰新材料有限公司 | Water-in-water temperature-sensitive color-changing coating and preparation method thereof |
| CN114106615A (en) * | 2021-11-20 | 2022-03-01 | 贵州宝瑞康建材有限公司 | Multifunctional water-in-water multicolor paint and preparation method thereof |
| CN114672185A (en) * | 2022-04-08 | 2022-06-28 | 广东嘉宝莉科技材料有限公司 | High-covering-power water-in-water coating and preparation method thereof |
| CN114989686A (en) * | 2022-07-15 | 2022-09-02 | 亚士漆(上海)有限公司 | Reflective heat insulation sand-in-water coating and preparation method and application thereof |
| CN114989686B (en) * | 2022-07-15 | 2024-02-27 | 亚士漆(上海)有限公司 | Reflective heat-insulating sand-in-water coating and preparation method and application thereof |
| CN116179035A (en) * | 2023-03-02 | 2023-05-30 | 上海三银涂料科技股份有限公司 | Water-based colorful building paint with easily-judged color colloid saturation and preparation method thereof |
| CN116179035B (en) * | 2023-03-02 | 2024-03-19 | 上海三银涂料科技股份有限公司 | Water-based colorful building paint with easily-judged color colloid saturation and preparation method thereof |
| CN117447908A (en) * | 2023-12-25 | 2024-01-26 | 泉州市东宝科技集团有限公司 | Flame-retardant weather-resistant stone-like coating and preparation method thereof |
| CN117447908B (en) * | 2023-12-25 | 2024-03-08 | 泉州市东宝科技集团有限公司 | Flame-retardant weather-resistant stone-like coating and preparation method thereof |
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