CN115011151A

CN115011151A - Water-based colorful stone-like paint and preparation method thereof

Info

Publication number: CN115011151A
Application number: CN202210643020.5A
Authority: CN
Inventors: 郭炜晖; 娄钭新; 刘志艺
Original assignee: Xiamen Haoyali Paint Co ltd
Current assignee: Xiamen Haoyali Paint Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-06

Abstract

The application relates to the field of stone-like paint, and specifically discloses aqueous colorful stone-like paint, which comprises a protective glue solution, a base paint and a continuous phase emulsion, wherein the base paint comprises the following components: water; a bactericide; a dispersant; a suds suppressor; titanium dioxide; kaolin; methyl cellulose; hydroxypropyl methylcellulose; a multifunctional additive; a film-forming aid; a preservative; RS-2788 emulsion; defoaming agent; a protective glue solution; white sand, hydroxypropyl methylcellulose has a molecular weight of 3 ten thousand; the molecular weight of the methylcellulose is 10 ten thousand; the white sand is snowflake white, and the grain diameter of the white sand is 80-100 meshes. The application also discloses a preparation method of the water-based colorful stone-like paint, which comprises the following steps: s1: preparing colored paint; s2: preparing color point paint; s3: preparing the water-based colorful stone-like paint. The paint has the effects of improving the weather resistance and the cracking resistance of the waterborne colorful stone-like paint.

Description

Water-based colorful stone-like paint and preparation method thereof

Technical Field

The application relates to the field of stone-like paint, in particular to water-based colorful stone-like paint and a preparation method thereof.

Background

The water-based multicolor paint is formed by compounding a plurality of colored points wrapped by specially-treated water-based emulsion, has the same high-grade decoration and appearance effect as granite, can replace granite to be used for inner wall and outer wall decoration, has other characteristics superior to the granite, is environment-friendly, safe and far lower in cost than the granite, can save more than 50% of cost, is light in weight, can be used together with a heat insulation system, and is a novel material for high-grade building wall decoration.

At present, due to the antifouling property and water-white resistance of the multicolor paint, the water-based colorful stone-like paint serving as a new-generation paint product not only meets the performances of low pollution and environmental protection, but also has the advantages of convenient construction and low cost, which is incomparable with natural stone, and meets the diversified decoration and demand of people on buildings.

However, because the water-based colorful stone-like paint is water-based, the weather resistance and the cracking resistance of the existing water-based colorful stone-like paint are poor, so that the appearance of the wall decoration of the building is influenced. Therefore, there is still room for improvement.

Disclosure of Invention

In order to improve the weather resistance and the cracking resistance of the waterborne colorful stone-like paint, the application provides the waterborne colorful stone-like paint and a preparation method thereof.

In a first aspect, the application provides a water-based colorful stone-like paint, which adopts the following technical scheme:

the water-based colorful stone-like paint comprises a protective adhesive solution, a base paint and a continuous phase emulsion, wherein the base paint comprises the following components in parts by weight:

water 210 and 280 parts; 1-2 parts of a bactericide; 1-4 parts of a dispersant; 1-3 parts of a foam inhibitor; 4-8 parts of titanium dioxide; 40-55 parts of kaolin; 4-6 parts of methyl cellulose; 1-2 parts of hydroxypropyl methyl cellulose; 0.2-0.6 part of multifunctional auxiliary agent; 3-7 parts of a film-forming assistant; 1-2 parts of a preservative; 155 portions of RS-2788 emulsion; 0.5-1 part of defoaming agent; 35-50 parts of a protective glue solution; 500 portions of white sand 450;

the molecular weight of the hydroxypropyl methyl cellulose is 3 ten thousand; the molecular weight of the methyl cellulose is 10 ten thousand; the white sand is snowflake white, and the particle size of the white sand is 80-100 meshes.

By adopting the technical scheme, the RS-2788 is a high-performance pure acrylate emulsion, has wide applicability, and the water-based colorful stone-like paint produced by using the emulsion has excellent weather resistance and anti-tack property.

Methyl cellulose and hydroxypropyl methyl cellulose are adopted in the application and are mutually matched with the RS-2788 emulsion to form a stable and uniform three-dimensional elastic net-shaped structure, the coalescence of the methyl cellulose and the hydroxypropyl methyl cellulose is facilitated, the fluidity and the homogenization of the system are improved, the excellent initial drying crack resistance of the water-based colorful stone-like paint is realized, and further the cracking of the water-based colorful stone-like paint is not easy to occur, so that the weather resistance and the cracking resistance of the water-based colorful stone-like paint are improved. Moreover, as the hydrophobic main chain on the cellulose and the surrounding water molecules form hydrogen bonds, and the white sand particles are adsorbed between the cellulose molecules, the system is not easy to generate the phenomenon of layering, the shrinkage degree of the paint film is reduced, and the paint film is not easy to generate continuous broken lines, so that the water-based colorful stone-like paint has double anti-cracking performance, and the attractiveness of the building wall is not easy to influence.

Preferably, the mass ratio of the protective colloid solution to the base paint to the continuous phase emulsion is (1-2): (2-3): (1-2).

Through adopting above-mentioned technical scheme, adopt specific proportion's protection glue solution, base paint and continuous phase emulsion to mutually support, be favorable to protection glue solution fully to wrap up the base paint for waterborne colorful imitative stone paint has fabulous toughness, and then makes waterborne colorful imitative stone paint be difficult to take place the fracture, thereby makes the decorative effect of building wall body be difficult to receive the influence.

Preferably, the kaolin has an average particle size of 3 to 4 μm.

By adopting the technical scheme, the kaolin adopts the average particle size within the range, so that the bonding property and plasticity between the cellulose and the kaolin are favorably improved, the colorful stone-like paint particles deform under the action of external force, and the water-based colorful stone-like paint is difficult to crack due to too large shrinkage of a paint film, so that the appearance of a building wall is not easy to influence.

Preferably, the preparation method of the base paint is as follows:

s1: sequentially adding a bactericide, a dispersing agent, a foam inhibitor, titanium dioxide, kaolin, a multifunctional additive, a film-forming additive and a preservative into water according to a formula, and uniformly stirring at a rotating speed of 180-;

s2: then under the stirring state, adding methylcellulose and hydroxypropyl methylcellulose into the premix, and uniformly stirring at the rotating speed of 1000-1200r/min to obtain a mixed solution;

s3: then, at the rotating speed of 750-800r/min, RS-2788 emulsion, defoaming agent, protective glue solution and white sand are added into the mixed solution and are uniformly dispersed to obtain the base paint.

By adopting the technical scheme, all the auxiliary agents and powder are dispersed at a lower rotating speed, so that the uniformity of the system is improved, and the viscosity of the system is moderate; then adding cellulose, and increasing the stirring speed to fully disperse the viscous mixed solution so as to meet the qualified technical requirements; then the rotating speed is reduced, and the RS-2788 emulsion is added, so that emulsion breaking is not easy to occur in the emulsion, the space cross-linking adsorption reaction between the emulsion and the protective glue solution is facilitated to be more sufficient, and the prepared base paint has better initial drying crack resistance.

Preferably, the continuous phase emulsion comprises the following components in parts by mass:

290 portions of water and 320 portions of water; 1-3 parts of a bactericide; 680 parts of RS-3799 emulsion; 2-4 parts of a defoaming agent; 11-15 parts of a film-forming assistant; 9-13 parts of ethylene glycol; 1-3 parts of a multifunctional agent; 1-2 parts of a preservative; 7-12 parts of TT-935 thickener.

By adopting the technical scheme, the RS-3799 emulsion, namely RS-3799 silicone acrylic resin is a silicone acrylic emulsion polymerized without soap, and has the advantage of environmental protection; TT-935 is an anionic hydrophobic modified acrylic acid alkali swelling thickener, and the RS-3799 emulsion and the TT-935 thickener are matched, so that the stability of the continuous phase emulsion is improved, the initial drying crack resistance of the water-based colorful stone-like paint is improved, and the water resistance of the water-based colorful stone-like paint is improved, so that the appearance of the building wall is not easily influenced.

Preferably, the preparation method of the continuous phase emulsion comprises the following steps: at the rotating speed of 1200-1400r/min, sequentially adding a bactericide, RS-3799 emulsion, a defoaming agent, a film-forming assistant, ethylene glycol, a multifunctional agent, a preservative and a TT-935 thickening agent into water, and stirring and dispersing for 15-25min to obtain the continuous phase emulsion.

By adopting the technical scheme, high-speed stirring is adopted in the process of preparing the continuous phase, so that the dispersion uniformity of a continuous phase system is favorably improved, and the stability of the water-based colorful stone-like paint is further improved.

Preferably, the protective colloid solution comprises the following components in parts by mass:

900 portions and 980 portions of water; 2-5 parts of a preservative; 40-55 parts of protective rubber powder; 1-2 parts of a multifunctional additive; 6-10 parts of TT-935 thickener.

By adopting the technical scheme, the TT-935 thickening agent is added, so that the dispersion uniformity of the protective glue solution is enhanced, the stability of the system is further improved, and the water-based colorful stone-like paint has better weather resistance.

Preferably, the preparation method of the protective colloid solution is as follows:

s1: adding protective rubber powder into water at the rotation speed of 1200-1500r/min, and stirring and dispersing for 20-30 min;

s2: then adding the preservative, the multifunctional additive and the TT-935 thickening agent at the rotating speed of 500-600r/min, and stirring and dispersing for 10-15min to obtain the protective glue solution.

By adopting the technical scheme, the protective glue solution prepared by the method is added into the base paint, so that the water-based colorful stone-like paint has better weather resistance and water resistance.

In a second aspect, the application provides a preparation method of the water-based colorful stone-like paint, which adopts the following technical scheme:

a preparation method of water-based colorful stone-like paint comprises the following steps:

s1: preparing a colored paint: adding the required color paste and the protective adhesive solution into the base paint, and uniformly stirring to obtain the required paint with various colors;

s2: preparing a color point paint: firstly, adding a protective glue solution into a granulating device, then sequentially adding paints with various colors, starting the granulating device, then rotating, crushing, stirring and extruding, and finally brushing a screen to obtain the color point paint;

s3: preparing water-based colorful stone-like paint: and (3) uniformly mixing the continuous phase emulsion and the color point paint to obtain the waterborne multicolor stone-like paint.

By adopting the technical scheme, the color paste is added into the base paint to prepare the required paint with various colors, then the protective glue solution is added for granulation, and finally the continuous phase emulsion is added for mixing to obtain the water-based colorful stone-like paint. The method for preparing the water-based colorful stone-like paint has simple process and is suitable for industrial production.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the methyl cellulose, the hydroxypropyl methyl cellulose and the RS-2788 emulsion are matched with each other to form a stable and uniform three-dimensional elastic net structure, which is beneficial to the coalescence of the methyl cellulose and the hydroxypropyl methyl cellulose and improves the fluidity and homogenization of the system, so that the water-based colorful stone-like paint has excellent initial drying crack resistance; moreover, as the hydrophobic main chain on the cellulose and the surrounding water molecules form hydrogen bonds, and the white sand particles are adsorbed between the cellulose molecules, the system is not easy to generate the phenomenon of layering, the shrinkage degree of the paint film is reduced, and the paint film is not easy to generate continuous broken lines, so that the water-based colorful stone-like paint has double anti-cracking performance, and the attractiveness of the building wall is not easy to influence.

2. The kaolin adopts a specific average particle size, so that the binding property and plasticity between the cellulose and the kaolin are improved, the water-based colorful stone-like paint is not easy to crack due to excessive shrinkage of a paint film, and the appearance of a building wall is not easy to be affected.

3. By adopting the RS-3799 emulsion and the TT-935 thickener, the stability of the continuous phase emulsion is improved, the initial drying crack resistance of the waterborne multicolor stone-like paint is improved, and the water resistance of the waterborne multicolor stone-like paint is improved, so that the appearance of the building wall is not easily influenced.

Detailed Description

The present application will be described in further detail with reference to examples.

The base paint, the protective solution and the preservative in the continuous phase emulsion and the multifunctional auxiliary agent of the waterborne multicolor stone-like paint are the same in type, and the bactericide, the dispersing agent, the foam inhibitor, the defoaming agent and the film-forming auxiliary agent are the same in type. Except for the specific indications in the examples, the additives are: the preservative is LX-150 in the Dow chemistry; the multifunctional assistant is multifunctional assistant AMP-95; the bactericide is selected from a bactericide BIT-20; the dispersant is selected from polycarboxylic acid ammonium salt; the foam inhibitor adopts emulsified silicone oil; 1340 defoaming agent is selected as the defoaming agent; the film-forming additive is alcohol ester dodecafilm-forming additive.

Preparation example 1

A protective glue solution comprises the following components:

water; a preservative; protecting rubber powder; a multifunctional additive; TT-9356 thickener.

The preparation method of the protective colloid solution comprises the following steps:

s1: adding protective rubber powder (the specific dosage is shown in table 1) into water at the rotating speed of 1200r/min, and stirring and dispersing for 20 min;

s2: then adding the preservative, the multifunctional additive and the TT-935 thickening agent (the specific dosage is shown in the table 1) at the rotating speed of 500r/min, and stirring and dispersing for 10min to obtain the protective colloid solution.

Preparation example 2

The difference from preparation example 1 is that: the amounts of the components used are different and are shown in table 1.

In the S1, the rotating speed is 1500r/min, and stirring and dispersing are carried out for 30 min; and in S2, the rotating speed is 600r/min, and stirring and dispersing are carried out for 15 min.

The units of the amounts of the components in Table 1 are in kg.

TABLE 1

	Preparation example 1	Preparation example 2
			Water (W)	900	980
Preservative	2	5
			Protective rubber powder	40	55
Multifunctional auxiliary agent	1	2
			TT-935 thickener	6	10

Preparation example 3

A continuous phase emulsion comprising the following components:

water; a bactericide; RS-3799 emulsion; defoaming agents; a film-forming aid; ethylene glycol; a multifunctional agent; a preservative; TT-935 thickener.

The preparation method of the continuous phase emulsion comprises the following steps: at the rotating speed of 1200r/min, sequentially adding a bactericide, RS-3799 emulsion, a defoaming agent, a film-forming auxiliary agent, ethylene glycol, a multifunctional agent, a preservative and a TT-935 thickening agent (the specific dosage is shown in Table 2) into water, stirring and dispersing for 15min to obtain the continuous phase emulsion.

Preparation example 4

The difference from preparation example 3 is that: the amounts of the components used are different and are shown in Table 2.

The preparation method of the continuous phase emulsion comprises the following steps: the rotating speed is 1400 r/min; stirring and dispersing for 25 min.

The units of the amounts of the components in Table 2 are in kg.

TABLE 2

	Preparation example 3	Preparation example 4
			Water (W)	290	320
Bactericide	1	3
			RS-3799 emulsion	600	680
Defoaming agent	2	4
			Film forming aid	11	15
Ethylene glycol	9	13
			Multifunctional agent	1	3
Preservative	1	2
			TT-935 thickener	7	12

Preparation example 5

A base paint comprising the following components:

water; a bactericide; a dispersant; a suds suppressor; titanium dioxide; kaolin; methyl cellulose; hydroxypropyl methylcellulose; a multifunctional additive; a film-forming aid; a preservative; RS-2788 emulsion; defoaming agents; a protective glue solution; and (5) white sand.

Preparation of a base paint:

s1: sequentially adding a bactericide, a dispersing agent, a foam inhibitor, titanium dioxide, kaolin, a multifunctional additive, a film forming additive and a preservative into water according to a formula (the specific dosage is shown in table 3), and uniformly stirring at a rotating speed of 180r/min to obtain a premix;

s2: then adding methylcellulose and hydroxypropyl methylcellulose (the specific dosage is shown in table 3) into the premix under the stirring state, and uniformly stirring at the rotating speed of 1000r/min to obtain a mixed solution;

s3: and then adding the RS-2788 emulsion, the defoaming agent, the protective glue solution and the white sand into the mixed solution at the rotating speed of 750r/min, and uniformly dispersing to obtain the base paint.

Preparation example 6

The difference from preparation example 5 is that: the amounts of the components used are different and are shown in Table 3.

The rotating speed in S1 is 200 r/min; the rotating speed in S2 is 1200 r/min; in S3, the rotating speed is 800 r/min.

Preparation examples 7 to 8

The units of the amounts of the components in Table 3 are in kg.

TABLE 3

Preparation example 9

The difference from preparation 6 is that: the kaolin had an average particle size of 4 μm.

Preparation example 10

The difference from preparation 6 is that: the kaolin had an average particle size of 6 μm.

Preparation example 11

The difference from preparation 6 is that: the kaolin had an average particle size of 1 μm.

Example 1

The embodiment discloses a waterborne multicolor stone-like paint which comprises a protective adhesive solution, a base paint and a continuous phase emulsion, wherein the specific dosage of the protective adhesive solution, the base paint and the continuous phase emulsion is shown in Table 4.

The application also discloses a preparation method of the water-based colorful stone-like paint, which comprises the following steps:

s1: preparing a colored paint: adding the required color paste and protective glue solution into the base paint, and uniformly stirring at the rotating speed of 500r/min to obtain the required paint with various colors;

s3: preparing water-based colorful stone-like paint: and mixing the continuous phase emulsion and the color point paint, and uniformly stirring at the rotating speed of 1200r/min to obtain the water-based colorful stone-like paint.

The amounts of the components in Table 4 are in kg.

TABLE 4

Example 4

The difference from example 3 is that: the base paint prepared in preparation example 9 was used as the base paint.

Example 5

The difference from example 3 is that: the base paint prepared in preparation example 10 was used as the base paint.

Example 6

The difference from example 3 is that: the base paint prepared in preparation example 11 was used as the base paint.

Comparative example 1

The difference from example 3 is that: the methyl cellulose was replaced with an equal amount of water.

Comparative example 2

The difference from example 3 is that: the hydroxypropyl methylcellulose was replaced with an equal amount of water.

Comparative example 3

The difference from example 3 is that: the RS-2788 emulsion was replaced with an equal amount of water.

Comparative example 4

The difference from example 3 is that: the hydroxypropyl methylcellulose was replaced with an equal amount of hydroxyethyl cellulose.

Comparative example 5

The difference from example 3 is that: the molecular weight of the hydroxypropyl methyl cellulose in the base paint is 7 ten thousand; the molecular weight of the methylcellulose is 5 ten thousand; the grain diameter of the white sand is 70 meshes

Comparative example 6

The difference from example 3 is that: the base paint prepared in preparation example 7 was used as the base paint.

Comparative example 7

The difference from example 3 is that: the base paint prepared in preparation example 8 was used as the base paint.

Experiment 1

In the experiment, according to the industrial standard HG/T4342-2012 waterborne multicolor architectural coatings, the performances of the waterborne multicolor stone-like paint are respectively detected by extracting the sample in example 3 and the sample in comparative example 5, and the experimental results are shown in Table 5.

TABLE 5

According to the experimental results in table 5, it can be seen that the above properties in example 3 all meet the technical requirements.

Experiment 2

In the experiment, according to JG/T24-2018 synthetic resin emulsion sand wall-shaped building coating, the initial drying crack resistance of the waterborne colorful stone-like paint prepared in the above examples and comparative examples is respectively detected, whether cracks exist on the surface of the waterborne colorful stone-like paint or not is visually observed, and the lower the crack grade is, the better the initial drying crack resistance of the waterborne colorful stone-like paint is. The specific evaluation grades of crack grade are shown in Table 6.

TABLE 6

Grade	Grade of cracking
		1	Without cracks
2	Few cracks
		3	More cracks

Experiment 3

In the experiment, according to HG/T4342-2012 "water-based multicolor architectural coatings", the water resistance of the water-based multicolor stone-like paint prepared in the above examples and comparative examples is respectively detected, and whether the surface of the water-based multicolor stone-like paint is subjected to tarnish, discoloration, bubbling, wrinkling, falling, or rusting is visually observed, and the lower the water resistance level, the better the water resistance of the water-based multicolor stone-like paint is. The specific evaluation grades of the water resistance grade are shown in Table 7.

TABLE 7

Grade	Water resistance rating
		1	No light loss and color change; no bubbling, wrinkling, falling off, rusting and the like
2	No light loss and color change; no foaming; surface wrinkling, falling off and no rustiness
		3	No light loss and color change; has the advantages of bubbling, wrinkling, little shedding and no rustiness

The above experimental data are shown in Table 8.

TABLE 8

	Grade of cracking	Water resistance rating
			Example 1	1	1
Example 2	1	1
			Example 3	1	1
Example 4	1	1
			Example 5	2	3
Example 6	2	3
			Comparative example 1	3	2
Comparative example2	2	3
			Comparative example 3	3	3
Comparative example 4	3	2
			Comparative example 5	3	2
Comparative example 6	2	3
			Comparative example 7	3	3

Comparing the data of comparative examples 1-3 in Table 8 with example 3, respectively, the crack grades in comparative examples 1-3 are substantially similar, and the water-resistant grades are substantially similar, with no methylcellulose added in comparative example 1, no hydroxypropyl methylcellulose added in comparative example 2, and no RS-2788 emulsion added in comparative example 3; however, the methyl cellulose, the hydroxypropyl methyl cellulose and the RS-2788 emulsion are added simultaneously in the embodiment 3, the crack grade is reduced from 3 to 1 in the embodiment 3, and the water resistance grade is reduced from 2 to 3 to 1, which indicates that the methyl cellulose, the hydroxypropyl methyl cellulose and the RS-2788 emulsion are added simultaneously to cooperate with each other, so that the initial drying crack resistance of the water-based colorful stone-like paint is improved, the cracking of the water-based colorful stone-like paint is not easy to occur, and the weather resistance and the cracking resistance of the water-based colorful stone-like paint are improved; and the water resistance of the water-based colorful stone-like paint is improved, so that the appearance of the building wall is not easily influenced.

As can be seen from a comparison of the data in table 8 for comparative example 4 and example 3, example 3 differs from comparative example 4 in that: comparative example 4 employs hydroxyethyl cellulose, hydroxypropyl methylcellulose, and RS-2788 emulsion in combination, with a crack rating of 3 and a water resistance rating of 2; in example 3, the methyl cellulose, the hydroxypropyl methyl cellulose and the RS-2788 emulsion are matched with each other, the crack grade is 1, and the water resistance grade is 1, which means that the effects can be achieved without using any cellulose to match the RS-2788 emulsion, and the initial drying crack resistance and the water resistance of the water-based multicolor stone-like paint can be improved only by using the methyl cellulose, the hydroxypropyl methyl cellulose and the RS-2788 emulsion to match with each other.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The water-based colorful stone-like paint is characterized in that: the paint comprises a protective glue solution, a base paint and a continuous phase emulsion, wherein the base paint comprises the following components in parts by weight:

2. The water-based multicolor stone-like paint as claimed in claim 1, wherein: the mass ratio of the protective glue solution to the base paint to the continuous phase emulsion is (1-2): (2-3): (1-2).

3. The aqueous multicolor stone-like paint according to any one of claims 1 to 2, characterized in that: the kaolin has an average particle size of 3-4 μm.

4. The waterborne multicolor stone-like paint as claimed in claim 1, wherein: the preparation method of the base paint comprises the following steps:

s3: then at the rotation speed of 750 plus materials and 800r/min, RS-2788 emulsion, defoaming agent, protective glue solution and white sand are added into the mixed solution and are uniformly dispersed to obtain the base paint.

5. The water-based multicolor stone-like paint as claimed in claim 1, wherein: the continuous phase emulsion comprises the following components in parts by mass:

6. The aqueous multicolor stone-like paint according to claim 5, characterized in that: the preparation method of the continuous phase emulsion comprises the following steps: at the rotation speed of 1200-1400r/min, sequentially adding a bactericide, RS-3799 emulsion, a defoaming agent, a film-forming auxiliary agent, ethylene glycol, a multifunctional agent, a preservative and a TT-935 thickening agent into water, and stirring and dispersing for 15-25min to obtain the continuous phase emulsion.

7. The waterborne multicolor stone-like paint as claimed in claim 1, wherein: the protective glue solution comprises the following components in parts by mass:

900 portions and 980 portions of water; 2-5 parts of a preservative; 40-55 parts of protective rubber powder; 1-2 parts of a multifunctional additive; 6-10 parts of TT-935 thickening agent.

8. The aqueous multicolor stone-like paint according to claim 7, characterized in that: the preparation method of the protective colloid solution comprises the following steps:

9. A method for producing the aqueous multicolor stone-like paint according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:

s3: preparing water-based colorful stone-like paint: and (3) uniformly mixing the continuous phase emulsion and the color point paint to obtain the water-based colorful stone-like paint.