阅读说明：本技术 一种镜面多彩外墙仿石漆 (Mirror-surface colorful stone-like paint for exterior wall ) 是由 周伟建 戴海雄 符传杰 宋献军 张旭 黄理荣 利晓定 于 2021-08-24 设计创作，主要内容包括：本发明提供一种镜面多彩外墙仿石漆,包括以下重量份原料：氟硅改性丙烯酸乳液300-350份,改性纤维素12-15份,疏水改性铵盐分散剂2-5份,钛白粉10-15份,高岭土50-560份,成膜助剂12-18份,彩砂500-550份,润湿剂5-8份,pH调节剂1-2份,助剂100-125,水550-600份。为提高建筑外墙的使用寿命,增强建筑外墙的美观,多需要在建筑外墙表面刷漆,但现有刷漆颜色朴素,色彩单一,缺乏质感。本发明利用氟硅改性丙烯酸乳液、改性纤维素、疏水改性铵盐分散剂,可对建筑墙面进行有效粘接,利用彩砂实现多彩仿石效果。(The invention provides a mirror-surface colorful exterior wall stone-like paint which comprises the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12-15 parts of modified cellulose, 2-5 parts of hydrophobic modified ammonium salt dispersant, 10-15 parts of titanium dioxide, 50-560 parts of kaolin, 12-18 parts of film-forming additive, 550 parts of colored sand, 5-8 parts of wetting agent, 1-2 parts of pH regulator, 100 parts of additive, 125 parts of water and 600 parts of water. In order to prolong the service life of the building outer wall and enhance the appearance of the building outer wall, paint is mostly needed to be painted on the surface of the building outer wall, but the existing paint is plain in color, single in color and lack of texture. According to the invention, fluorine-silicon modified acrylic emulsion, modified cellulose and hydrophobic modified ammonium salt dispersant are utilized to effectively bond building wall surfaces, and colorful stone-like effect is realized by utilizing colored sand.)

1. The mirror-surface colorful exterior wall stone-like paint is characterized by comprising the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12-15 parts of modified cellulose, 2-5 parts of hydrophobic modified ammonium salt dispersant, 10-15 parts of titanium dioxide, 50-560 parts of kaolin, 12-18 parts of film-forming additive, 550 parts of colored sand, 5-8 parts of wetting agent, 1-2 parts of pH regulator, 100 parts of additive, 125 parts of water and 600 parts of water.

2. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 1, wherein the auxiliary agent comprises 5-8 parts of preservative, 80-90 parts of leveling agent, 7-12 parts of antifreeze, 5-9 parts of thickener and 3-6 parts of defoamer.

3. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 1, wherein the modified cellulose is hydroxyethyl modified cellulose;

the titanium dioxide has a specific surface area of 80-145m²Per gram of anatase titanium dioxide;

the average grain diameter of the kaolin is 0.5-2 μm;

the quartz sand is 20-80 meshes of quartz sand.

4. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 2, wherein the leveling agent is a cross-linked fluororesin leveling agent.

5. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 1, wherein the colored sand is made of quartz stone coloring agent, and the coloring agent is inorganic coloring material.

6. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 1, wherein the fluorosilicone modified acrylic emulsion is F-6400 of Weihai New chemical Limited.

7. The mirror-surface colorful exterior wall stone-like paint according to any one of claims 1 to 6, wherein the preparation method comprises the following steps:

s1, adding water, the hydrophobic modified ammonium salt dispersing agent, the wetting agent, the titanium dioxide and the kaolin in sequence under the stirring condition, and dispersing uniformly;

s2, adding the fluorosilicone modified acrylic emulsion, the film forming aid and the aid into the S1 system, and uniformly stirring;

s3, adjusting the viscosity to 80-110KU by using a thickening agent, and adding colored sand to obtain a finished product.

8. The mirror-surface colorful exterior wall stone-like paint according to any one of claims 1 to 6, wherein the stone-like paint further comprises 50 to 100 parts of glass flakes.

9. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 1, wherein the stone-like paint further comprises 50-150 parts of epoxy resin.

10. The mirror-surface colorful exterior wall stone-like paint as claimed in claim 9, wherein the stone-like paint further comprises 5-10 parts of photoinitiator.

Technical Field

The invention relates to the field of coatings, in particular to a mirror-surface colorful stone-like paint for an outer wall.

Background

The building is built by adopting concrete, the color of the concrete main body is gray, the building is not attractive enough, and if the concrete is in direct contact with the outside, the concrete is easy to damage due to the problems of rainwater soaking, wind blowing and the like, so that the service life of the building outer wall structure is seriously influenced. In order to prolong the service life of the building outer wall and enhance the appearance of the building outer wall, paint is mostly needed to be painted on the surface of the building outer wall, but the existing paint is plain in color, single in color and lack of texture.

Disclosure of Invention

The invention provides a mirror-surface colorful exterior wall stone-like paint which can be used for painting exterior walls of buildings to achieve a stone-like effect.

The invention provides a mirror-surface colorful exterior wall stone-like paint which comprises the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12-15 parts of modified cellulose, 2-5 parts of hydrophobic modified ammonium salt dispersant, 10-15 parts of titanium dioxide, 50-560 parts of kaolin, 12-18 parts of film-forming additive, 550 parts of colored sand, 5-8 parts of wetting agent, 1-2 parts of pH regulator, 100 parts of additive, 125 parts of water and 600 parts of water.

Further, the auxiliary agent comprises 5-8 parts of preservative, 80-90 parts of flatting agent, 7-12 parts of antifreezing agent, 5-9 parts of thickening agent and 3-6 parts of defoaming agent.

Further, the modified cellulose is hydroxyethyl-modified cellulose;

the titanium dioxide has a specific surface area of 80-145m²Per gram of anatase titanium dioxide;

the average grain diameter of the kaolin is 0.5-2 μm;

the quartz sand is 20-80 meshes of quartz sand.

Further, the leveling agent is a crosslinking type fluororesin leveling agent.

Further, the colored sand is made of a quartz stone coloring agent, and the coloring agent is an inorganic coloring material.

Further, the fluorine-silicon modified acrylic emulsion is F-6400 of Weihai New chemical Limited.

Further, the preparation method comprises the following steps:

s1, adding water, the hydrophobic modified ammonium salt dispersing agent, the wetting agent, the titanium dioxide and the kaolin in sequence under the stirring condition, and dispersing uniformly;

s2, adding the fluorosilicone modified acrylic emulsion, the film forming aid and the aid into the S1 system, and uniformly stirring;

s3, adjusting the viscosity to 80-110KU by using a thickening agent, and adding colored sand to obtain a finished product.

Further, the stone-like paint also comprises 50-100 parts of glass flakes.

Further, the stone-like paint also comprises 50-150 parts of epoxy resin.

Furthermore, the stone-like paint also comprises 5-10 parts of photoinitiator.

Compared with the prior art, the invention can effectively bond the building wall surface by utilizing the fluorine-silicon modified acrylic emulsion, the modified cellulose and the hydrophobic modified ammonium salt dispersant, and realize the colorful stone-like effect by utilizing the color sand.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

Example 1

The embodiment of the invention provides a mirror-surface colorful exterior wall stone-like paint which comprises the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12 parts of modified cellulose, 5 parts of hydrophobic modified ammonium salt dispersant, 10 parts of titanium dioxide, 50 parts of kaolin, 12 parts of film-forming additive, 550 parts of colored sand, 8 parts of wetting agent, 2 parts of pH regulator, 125 parts of additive, 550 parts of water and 100 parts of glass flake.

The auxiliary agent comprises 8 parts of preservative, 90 parts of flatting agent, 12 parts of antifreezing agent, 5 parts of thickening agent and 5 parts of defoaming agent; the modified cellulose is hydroxyethyl modified cellulose; the titanium dioxide has a specific surface area of 80-145m²Per gram of anatase titanium dioxide;the average grain diameter of the kaolin is 0.5-2 μm; the quartz sand is 20-80 meshes of quartz sand; the leveling agent is a cross-linked fluororesin leveling agent; the fluorine-silicon modified acrylic emulsion is F-6400 of Weihai New Yuan chemical Co.

The preparation method provided by the embodiment of the invention comprises the following steps:

s1, adding water, the hydrophobic modified ammonium salt dispersing agent, the wetting agent, the titanium dioxide, the kaolin and the glass flakes in sequence under the stirring condition, and uniformly dispersing; s2, adding the fluorosilicone modified acrylic emulsion, the film forming aid and the aid into the S1 system, and uniformly stirring;

s3, adjusting the viscosity to 80-110KU by using a thickening agent, and adding colored sand to obtain a finished product.

Example 2

The embodiment of the invention provides a mirror-surface colorful exterior wall stone-like paint which comprises the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12 parts of modified cellulose, 5 parts of hydrophobic modified ammonium salt dispersant, 10 parts of titanium dioxide, 50 parts of kaolin, 12 parts of film-forming additive, 550 parts of colored sand, 8 parts of wetting agent, 2 parts of pH regulator, 125 parts of additive, 550 parts of water, 100 parts of glass flake, 150 parts of epoxy resin and 10 parts of photoinitiator.

The auxiliary agent comprises 8 parts of preservative, 90 parts of flatting agent, 12 parts of antifreezing agent, 5 parts of thickening agent and 5 parts of defoaming agent; the modified cellulose is hydroxyethyl modified cellulose; the titanium dioxide has a specific surface area of 80-145m²Per gram of anatase titanium dioxide; the average grain diameter of the kaolin is 0.5-2 μm; the quartz sand is 20-80 meshes of quartz sand; the leveling agent is a cross-linked fluororesin leveling agent; the fluorine-silicon modified acrylic emulsion is F-6400 of Weihai New Yuan chemical Co. The epoxy resin is alicyclic epoxy resin, vinyl epoxy resin and bisphenol A epoxy resin according to the weight ratio of 5: 4: 1 are mixed.

The preparation method provided by the embodiment of the invention comprises the following steps:

s1, adding water, the hydrophobic modified ammonium salt dispersing agent, the wetting agent, the titanium dioxide, the kaolin and the glass flakes in sequence under the stirring condition, and uniformly dispersing;

s2, adding the fluorosilicone modified acrylic emulsion, the film forming aid, the epoxy resin and the photoinitiator into the S1 system, and uniformly stirring;

s3, adjusting the viscosity to 80-110KU by using a thickening agent, and adding colored sand to obtain a finished product.

Comparative example

The comparative example comprises the following raw materials in parts by weight: 350 parts of fluorine-silicon modified acrylic emulsion, 12 parts of modified cellulose, 5 parts of hydrophobic modified ammonium salt dispersant, 10 parts of titanium dioxide, 50 parts of kaolin, 12 parts of film-forming additive, 550 parts of colored sand, 8 parts of wetting agent, 2 parts of pH regulator, 125 parts of additive and 550 parts of water.

The auxiliary agent comprises 8 parts of preservative, 90 parts of flatting agent, 12 parts of antifreezing agent, 5 parts of thickening agent and 5 parts of defoaming agent; the modified cellulose is hydroxyethyl modified cellulose; the titanium dioxide has a specific surface area of 80-145m²Per gram of anatase titanium dioxide; the average grain diameter of the kaolin is 0.5-2 μm; the quartz sand is 20-80 meshes of quartz sand; the leveling agent is a cross-linked fluororesin leveling agent; the fluorine-silicon modified acrylic emulsion is F-6400 of Weihai New Yuan chemical Co.

The preparation method of the comparison example comprises the following steps:

s1, adding water, the hydrophobic modified ammonium salt dispersing agent, the wetting agent, the titanium dioxide and the kaolin in sequence under the stirring condition, and dispersing uniformly;

s2, adding the fluorosilicone modified acrylic emulsion, the film forming aid and the aid into the S1 system, and uniformly stirring;

s3, adjusting the viscosity to 80-110KU by using a thickening agent, and adding colored sand to obtain a finished product.

The stone-like paints of the examples and the comparative examples of the present invention were applied on the concrete surface, cured to form a paint film, and the paint film was subjected to physical property tests as shown in the following table.

According to the embodiment of the invention, fluorine-silicon modified acrylic emulsion, modified cellulose and hydrophobic modified ammonium salt dispersant are used for effectively bonding building wall surfaces, and the colorful stone-like effect is realized by using colored sand. Meanwhile, the embodiment of the invention effectively improves the adhesive force to the outer wall by adopting the alicyclic epoxy resin, the vinyl epoxy resin and the bisphenol A epoxy resin and utilizing the characteristics of the epoxy resin.

Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.