Anti-crack sand-in-water colorful coating structure

Abstract

An anti-crack sand-in-water colorful coating structure comprises a base layer and is characterized in that one side of the base layer is coated with a primer layer, the side, away from the base layer, of the primer layer is coated with a middle layer, the side, away from the primer layer, of the middle layer is coated with a facing layer, the side, away from the middle layer, of the facing layer is coated with a weather-proof layer, and the middle layer is composed of an anti-crack layer and a watertight layer; the device is composed of the primer layer, the anti-crack layer, the watertight layer, the facing layer and the weather-proof layer, the anti-crack layer formed by combining the aerogel particles, the polypropylene fiber layer and the acrylic emulsion is adopted, cracks caused by external stress can be effectively prevented, the durability and stability of the coating are improved, and the service life of the coating is prolonged. The watertight layer composed of the polyurethane sealant layer and the inorganic waterproof coating layer is adopted, the watertight performance of the whole coating is improved, a building wall is protected against water erosion and damage, the facing layer composed of the environment-friendly colored finish paint layer, the quartz sand layer and the metal pigment layer is adopted, the coating has the good decoration effect, and the appearance of a building is more attractive.

Description

Technical Field

[0001] The utility model relates to the technical field of coating structures, in particular to an anti-cracking water-coated sand multi-colored coating structure. Background Art

[0002] Water-based sand paint is an exterior wall imitation stone paint product that has gradually emerged in recent years and is widely used in various high-end projects. Its decorative effect is comparable to real stone. Water-based sand colorful paint is a special type of paint, usually used for the decoration and protection of building exterior walls and interior walls.

[0003] Traditional water-coated sand-based multi-color coatings are susceptible to external stress and cracking, which affects the coating's aesthetics and service life. They also exhibit poor thermal insulation performance, failing to effectively isolate heat conduction and affecting the building's insulation. To address these issues, this application proposes a crack-resistant water-coated sand-based multi-color coating structure. Utility Model Content

[0004] The utility model provides an anti-cracking water-coated sand multi-colored coating structure to solve the technical problems existing in the background technology.

[0005] In order to solve the above problems, the utility model proposes an anti-cracking water-coated sand multi-colored coating structure, including a base layer, characterized in that one side of the base layer is coated with a primer layer, the side of the primer layer away from the base layer is coated with an intermediate layer, the side of the intermediate layer away from the primer layer is coated with a finishing layer, the side of the finishing layer away from the intermediate layer is coated with a weather-resistant layer, and the intermediate layer consists of an anti-cracking layer and a watertight layer.

[0006] Preferably, the anti-cracking layer is composed of a first emulsion layer, a filler layer, a polypropylene fiber layer and a second emulsion layer, the primer layer is coated with the first emulsion layer on the side away from the base layer, the first emulsion layer is coated with the filler layer on the side away from the primer layer, the filler layer is laid with a polypropylene fiber layer on the side away from the first emulsion layer, and the polypropylene fiber layer is coated with the second emulsion layer on the side away from the filler layer.

[0007] Preferably, the first emulsion layer and the second emulsion layer are both acrylic emulsions.

[0008] Preferably, the filler layer is aerogel particles.

[0009] Preferably, the watertight layer consists of a polyurethane sealant layer and an inorganic waterproof coating layer, the second emulsion layer is coated with a polyurethane sealant layer on the side away from the polypropylene fiber layer, and the polyurethane sealant layer is coated with an inorganic waterproof coating layer on the side away from the second emulsion layer.

[0010] Preferably, the finishing layer consists of an environmentally friendly colored topcoat layer, a quartz sand layer and a metallic pigment layer, the inorganic waterproof coating layer is coated with an environmentally friendly colored topcoat layer on the side away from the polyurethane sealant layer, the environmentally friendly colored topcoat layer is coated with a quartz sand layer on the side away from the polyurethane sealant layer, and the quartz sand layer is coated with a metallic pigment layer on the side away from the environmentally friendly colored topcoat layer.

[0011] Preferably, the weather-resistant layer is fluorocarbon paint.

[0012] The above technical solution of the utility model has the following beneficial technical effects:

[0013] 1. This device consists of a primer layer, an anti-cracking layer, a watertight layer, a finishing layer, and a weather-resistant layer. It can effectively prevent cracks caused by external stress, improve the durability and stability of the coating, and effectively resist the erosion of external environmental factors such as oxygen and moisture on the coating, thereby extending the service life of the coating and achieving a colorful decorative effect to beautify the appearance of the building.

[0014] 2. This device is provided with an anti-cracking layer composed of aerogel particles, a polypropylene fiber layer and an acrylic emulsion. The acrylic emulsion acts as a bond between the aerogel particles and the polypropylene fiber layer. Aerogel has an extremely low thermal conductivity and good thermal insulation performance, which can effectively isolate heat conduction and improve the thermal insulation effect of the coating. The aerogel particles have a certain hardness and durability, which can increase the hardness of the anti-cracking layer, improve its compressive and tensile properties, further strengthen the coating structure and extend its service life. The polypropylene fiber increases the toughness and tensile strength of the anti-cracking layer, thereby improving the crack resistance of the entire coating, which can effectively prevent cracks caused by external stress and improve the durability of the coating.

[0015] 3. This device sets a watertight layer composed of a polyurethane sealant layer and an inorganic waterproof coating layer. By evenly applying polyurethane sealant on the surface of the anti-cracking layer, it fills the tiny cracks and holes on the wall surface and improves the watertightness of the coating. Inorganic waterproof coating is evenly applied on the surface of the polyurethane sealant to form a uniform layer of inorganic waterproof coating, further improving the watertightness of the entire coating and protecting the building wall from moisture erosion and damage.

[0016] 4. This device is provided with a finishing layer composed of an environmentally friendly color topcoat layer, a quartz sand layer and a metal pigment layer. The environmentally friendly color topcoat layer can provide a variety of color options, so that the coating has a good decorative effect, making the appearance of the building more beautiful. The addition of the quartz sand layer and the metal pigment layer can increase the texture and three-dimensional sense of the coating, making it more unique and attractive. The addition of the quartz sand layer can enhance the wear resistance and scratch resistance of the coating and extend the service life of the coating. The addition of the metal pigment layer can increase the durability and antioxidant properties of the coating and prevent the coating from being eroded by ultraviolet rays or chemicals. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of an anti-cracking water-coated sand multi-colored coating structure proposed by the utility model.

[0018] Figure 2 This is a structural schematic diagram of the anti-cracking layer in the anti-cracking water-coated sand multi-colored coating structure proposed by the utility model.

[0019] Figure 3 This is a structural schematic diagram of the watertight layer in the anti-cracking water-encased sand multi-colored coating structure proposed by the utility model.

[0020] Figure numerals: 1. Base layer; 2. Primer layer; 3. Intermediate layer; 301. Anti-cracking layer; 3011. First emulsion layer; 3012. Filling layer; 3013. Polypropylene fiber layer; 3014. Second emulsion layer; 302. Watertight layer; 3021. Polyurethane sealant layer; 3022. Inorganic waterproof coating layer; 4. Finishing layer; 401. Environmentally friendly color topcoat layer; 402. Quartz sand layer; 403. Metal pigment layer; 5. Weather-resistant layer. DETAILED DESCRIPTION

[0021] To make the objectives, technical solutions, and advantages of the present invention more clearly understood, the present invention is further described below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are merely illustrative and are not intended to limit the scope of the present invention. Furthermore, descriptions of known structures and technologies are omitted in the following description to avoid unnecessary confusion regarding the concepts of the present invention.

[0022] like Figure 1-3 As shown, the utility model proposes an anti-cracking water-coated sand multi-colored coating structure, including a base layer 1, characterized in that a primer layer 2 is coated on one side of the base layer 1, the primer layer 2 is coated on the side away from the base layer 1 with an intermediate layer 3, the intermediate layer 3 is coated on the side away from the primer layer 2 with a finishing layer 4, the finishing layer 4 is coated on the side away from the intermediate layer 3 with a weather-resistant layer 5, and the intermediate layer 3 is composed of an anti-cracking layer 301 and a watertight layer 302.

[0023] In an optional embodiment, the anti-cracking layer 301 is composed of a first emulsion layer 3011, a filler layer 3012, a polypropylene fiber layer 3013 and a second emulsion layer 3014. The primer layer 2 is coated with the first emulsion layer 3011 on the side away from the base layer 1, and the first emulsion layer 3011 is coated with the filler layer 3012 on the side away from the primer layer 2. The filler layer 3012 is aerogel particles. The polypropylene fiber layer 3013 is laid on the side of the filler layer 3012 away from the first emulsion layer 3011, and the polypropylene fiber layer 3013 is coated with the second emulsion layer 3014 on the side away from the filler layer 3012. The first emulsion layer 3011 and the second emulsion layer 3014 are both acrylic emulsions.

[0024] In an optional embodiment, the watertight layer 302 is composed of a polyurethane sealant layer 3021 and an inorganic waterproof coating layer 3022, the second emulsion layer 3014 is coated with a polyurethane sealant layer 3021 on the side away from the polypropylene fiber layer 3013, and the polyurethane sealant layer 3021 is coated with an inorganic waterproof coating layer 3022 on the side away from the second emulsion layer 3014.

[0025] In an optional embodiment, the finishing layer 4 is composed of an environmentally friendly colored topcoat layer 401, a quartz sand layer 402 and a metallic pigment layer 403, the inorganic waterproof coating layer 3022 is coated with an environmentally friendly colored topcoat layer 401 on the side away from the polyurethane sealant layer 3021, the environmentally friendly colored topcoat layer 401 is coated with a quartz sand layer 402 on the side away from the polyurethane sealant layer 3021, and the quartz sand layer 402 is coated with a metallic pigment layer 403 on the side away from the environmentally friendly colored topcoat layer 401.

[0026] In an optional embodiment, the weather-resistant layer 5 is fluorocarbon paint.

[0027] The working principle of the utility model is as follows: when in use, first apply acrylic primer on the base layer 1, then apply acrylic emulsion evenly on the acrylic primer to form a thin film, then evenly sprinkle aerogel particles on the acrylic emulsion, compact it with a roller or scraper to form a uniform aerogel layer, then evenly lay polypropylene fiber on the aerogel layer to make it tightly combined with the aerogel layer, then apply acrylic emulsion again on the polypropylene fiber to make it tightly combined with the filler layer 3012 and the base layer 1 to form a uniform anti-cracking layer, and the acrylic emulsion on the aerogel layer. The gel particles and the polypropylene fiber layer 3013 play a bonding role. Aerogel has an extremely low thermal conductivity and good thermal insulation performance, which can effectively isolate heat conduction and improve the thermal insulation effect of the coating. The aerogel particles have a certain hardness and durability, which can increase the hardness of the anti-cracking layer, improve its compressive and tensile properties, further strengthen the coating structure, and extend the service life. The polypropylene fiber increases the toughness and tensile strength of the anti-cracking layer, thereby improving the crack resistance of the entire coating, which can effectively prevent cracks caused by external stress and improve the durability of the coating. Then, in the anti-cracking layer 30 1. Polyurethane sealant is evenly applied to the surface to fill the tiny cracks and holes on the wall surface and improve the watertightness of the coating. Inorganic waterproof coating is evenly applied to the surface coated with polyurethane sealant to form a uniform layer of inorganic waterproof coating, further improving the watertightness of the entire coating and protecting the building wall from moisture erosion and damage. Then, environmentally friendly colored topcoat is evenly applied to the surface of the watertight layer 302. Subsequently, quartz sand and metallic pigments are sprinkled on the surface coated with the environmentally friendly colored topcoat. The environmentally friendly colored topcoat layer 401 can provide a variety of color options. The coating has a good decorative effect, making the appearance of the building more beautiful. The addition of the quartz sand layer 402 and the metal pigment layer 403 can increase the texture and three-dimensional sense of the coating, achieving the purpose of beautifying and protecting the building, making it more unique and attractive. The addition of the quartz sand layer 402 can enhance the wear resistance and scratch resistance of the coating and extend the service life of the coating. The addition of the metal pigment layer 403 can increase the durability and oxidation resistance of the coating and prevent the coating from being corroded by ultraviolet rays or chemicals. Finally, a layer of fluorocarbon paint is applied on the finishing layer 4 to increase the weather resistance of the coating.

[0028] It should be understood that the above-described specific embodiments of the present invention are intended to illustrate or explain the principles of the present invention and do not constitute limitations on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included within the scope of protection of the present invention. In addition, the appended claims of the present invention are intended to cover all variations and modifications that fall within the scope and metes and bounds of the appended claims, or equivalents of such scope and metes and bounds.

Claims

1. A crack-resistant water-coated sand multi-colored coating structure, comprising a base layer (1), characterized in that: The base layer (1) is coated with a primer layer (2) on one side, the primer layer (2) is coated with an intermediate layer (3) on the side away from the base layer (1), the intermediate layer (3) is coated with a finishing layer (4) on the side away from the primer layer (2), the finishing layer (4) is coated with a weather-resistant layer (5) on the side away from the intermediate layer (3), and the intermediate layer (3) is composed of an anti-cracking layer (301) and a watertight layer (302); The anti-cracking layer (301) is composed of a first emulsion layer (3011), a filler layer (3012), a polypropylene fiber layer (3013), and a second emulsion layer (3014); the first emulsion layer (3011) is coated on the side of the primer layer (2) away from the base layer (1); the filler layer (3012) is coated on the side of the first emulsion layer (3011) away from the primer layer (2); the polypropylene fiber layer (3013) is laid on the side of the filler layer (3012) away from the first emulsion layer (3011); the second emulsion layer (3014) is coated on the side of the polypropylene fiber layer (3013) away from the filler layer (3012); and the filler layer (3012) is aerogel particles.

2. The anti-cracking water-coated sand multi-colored coating structure according to claim 1, characterized in that: The first emulsion layer (3011) and the second emulsion layer (3014) are both acrylic emulsions.

3. The anti-cracking water-coated sand multi-colored coating structure according to claim 1, characterized in that: The primer layer (2) is an acrylic primer.

4. The anti-cracking water-coated sand multi-colored coating structure according to claim 1, characterized in that: The watertight layer (302) is composed of a polyurethane sealant layer (3021) and an inorganic waterproof coating layer (3022); the side of the second emulsion layer (3014) away from the polypropylene fiber layer (3013) is coated with the polyurethane sealant layer (3021); and the side of the polyurethane sealant layer (3021) away from the second emulsion layer (3014) is coated with the inorganic waterproof coating layer (3022).

5. The anti-cracking water-coated sand multi-colored coating structure according to claim 1, characterized in that: The finishing layer (4) is composed of an environmentally friendly colored topcoat layer (401), a quartz sand layer (402), and a metal pigment layer (403); the side of the inorganic waterproof coating layer (3022) away from the polyurethane sealant layer (3021) is coated with the environmentally friendly colored topcoat layer (401); the side of the environmentally friendly colored topcoat layer (401) away from the polyurethane sealant layer (3021) is coated with the quartz sand layer (402); and the side of the quartz sand layer (402) away from the environmentally friendly colored topcoat layer (401) is coated with the metal pigment layer (403).

6. The anti-cracking water-coated sand multi-colored coating structure according to claim 1, characterized in that: The weather-resistant layer (5) is fluorocarbon paint.

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