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CN-122011868-A - Crystal color stone coating and preparation method and construction method thereof

CN122011868ACN 122011868 ACN122011868 ACN 122011868ACN-122011868-A

Abstract

The invention relates to the technical field of high-performance coatings, in particular to a crystal stone coating, a preparation method and a construction method thereof. According to the brilliant color stone coating provided by the invention, the components with specific contents are matched with each other, so that the brilliant color stone coating can achieve a realistic natural granite decorative effect. Specifically, the viscosity of the brilliant-stone paint is improved by modifying bentonite, and the workability and other performances of the brilliant-stone paint are improved. The viscosity and the water retention performance of the opal coating are improved by compounding the cellulose, so that the problems of construction joint and the like of the opal coating are solved. The invention improves the smoothness and the coloring uniformity of the construction of the crystal color stone coating by compounding the slipping agent and other components. Through the above effects, the invention finally realizes vivid natural granite decorative effect.

Inventors

  • HUANG HUAMING
  • HE WEI
  • GUO YANBING
  • HAN QIAOHONG
  • Zhao Gaofa
  • YANG YANDONG
  • ZHANG LIHONG
  • Jia Gaijuan

Assignees

  • 甘肃赛德丽漆业科技有限公司

Dates

Publication Date
20260512
Application Date
20260324

Claims (10)

  1. 1. The crystal stone coating is characterized by comprising the following components in parts by weight: 70-75 parts of high-temperature calcined sand, 15-20 parts of resin emulsion, 6-8 parts of compound cellulose, 4-6 parts of film forming auxiliary agent, 4-6 parts of glycol, 2-4 parts of bactericide, 2-4 parts of defoamer, 2-4 parts of slipping agent, 1-4 parts of modified bentonite, 1 part of multifunctional auxiliary agent, 14-16 parts of water and polyurethane thickener; The addition amount of the polyurethane thickener is based on the viscosity of the opal coating being 100-100 KU.
  2. 2. The opal coating according to claim 1, wherein the high temperature calcined sand has a particle size of 20-40 mesh.
  3. 3. The opal coating according to claim 1 or 2, wherein the resin emulsion is a silicone-acrylic emulsion; the solid content of the resin emulsion is 43-45%.
  4. 4. The opal coating according to claim 1, wherein the compounded cellulose comprises hydroxyethyl methylcellulose and hydroxypropyl methylcellulose; the mass ratio of the hydroxyethyl methylcellulose to the hydroxypropyl methylcellulose is 4.5-5.5:1.
  5. 5. The opal coating according to claim 1 or 4, wherein the modified bentonite comprises montmorillonite, quartz, calcite and quaternary ammonium bentonite.
  6. 6. The method for preparing the opal coating according to any one of claims 1 to 5, which is characterized by comprising the following steps: (1) Mixing the compound cellulose, the modified bentonite, the bactericide, the defoamer, the slipping agent and part of water for the first time to obtain a first mixture; (2) Second mixing the first mixture with a film forming additive, ethylene glycol and a multifunctional additive to obtain a second mixture; (3) Thirdly mixing the second mixture with the resin emulsion to obtain a third mixture; (4) Fourth mixing the third mixture with the polyurethane thickener and the rest part of water to obtain a fourth mixture; (5) And fifthly, mixing the fourth mixture with high-temperature calcined sand to obtain the brilliant-color stone paint.
  7. 7. The method for constructing the opal coating according to any one of claims 1 to 5 or the opal coating obtained by the preparation method according to claim 6, characterized by comprising the following steps: Sequentially performing waterproof treatment, polishing, maintenance, alkali-resistant seal primer coating, crystal and stone scraping coating and finishing paint coating on a base layer; The opal coating is prepared by the opal coating according to any one of claims 1-5 or the preparation method according to claim 6.
  8. 8. The construction method according to claim 7, wherein the construction temperature of the scraping and batching crystal color stone coating is 5-35 ℃ and the humidity is less than 85%; the number of times of scraping the crystal color stone coating is 2.
  9. 9. The construction method according to claim 7 or 8, wherein the scraping and scraping of the opal paint comprises the steps of taking the opal slurry with the thickness of 2-3 mm by a stainless steel spatula and scraping at a constant speed of 45 degrees.
  10. 10. The construction method according to claim 7, wherein the pH of the base layer is 8 to 10; The water content of the base layer is not more than 10%; the flatness error of the base layer is not more than 3 mm.

Description

Crystal color stone coating and preparation method and construction method thereof Technical Field The invention relates to the technical field of high-performance coatings, in particular to a crystal stone coating, a preparation method and a construction method thereof. Background The crystal color stone paint is used as a thick paint, is mainly prepared from natural color quartz sand, inorganic pigment and high-end water-based acrylic resin, has strong texture and rich color of a coating film, has a decorative effect similar to that of natural granite, and has excellent performances of high hardness, weather resistance, stain resistance, cracking resistance and the like. However, the natural granite decorative effect is not ideal due to the construction condition and the insufficient performance of the existing crystal color stone coating. Therefore, how to obtain a natural granite crystal coating with realistic effects is a problem facing the person skilled in the art. Disclosure of Invention In view of the above, the invention provides a crystal color stone coating, a preparation method and a construction method thereof, and the crystal color stone coating provided by the invention can achieve a realistic natural granite decorative effect. The invention provides a crystal stone coating which comprises the following components in parts by weight: 70-75 parts of high-temperature calcined sand, 15-20 parts of resin emulsion, 6-8 parts of compound cellulose, 4-6 parts of film forming auxiliary agent, 4-6 parts of glycol, 2-4 parts of bactericide, 2-4 parts of defoamer, 2-4 parts of slipping agent, 1-4 parts of modified bentonite, 1 part of multifunctional auxiliary agent, 14-16 parts of water and polyurethane thickener, wherein the addition amount of the polyurethane thickener is based on the viscosity of the brilliant-color stone paint of 100-100 KU. Preferably, the particle size of the high-temperature calcined sand is 20-40 meshes. Preferably, the resin emulsion is silicone-acrylic emulsion, and the solid content of the resin emulsion is 43-45%. Preferably, the compound cellulose comprises hydroxyethyl methylcellulose and hydroxypropyl methylcellulose, and the mass ratio of the hydroxyethyl methylcellulose to the hydroxypropyl methylcellulose is 4.5-5.5:1. Preferably, the modified bentonite comprises montmorillonite, quartz, calcite and quaternary ammonium bentonite. The invention also provides a preparation method of the brilliant-stone paint, which comprises the following steps: (1) Mixing the compound cellulose, the modified bentonite, the bactericide, the defoamer, the slipping agent and part of water for the first time to obtain a first mixture; (2) Second mixing the first mixture with a film forming additive, ethylene glycol and a multifunctional additive to obtain a second mixture; (3) Thirdly mixing the second mixture with the resin emulsion to obtain a third mixture; (4) Fourth mixing the third mixture with the polyurethane thickener and the rest part of water to obtain a fourth mixture; (5) And fifthly, mixing the fourth mixture with high-temperature calcined sand to obtain the brilliant-color stone paint. The invention also provides a construction method of the brilliant stone paint, which comprises the following steps: The base layer is sequentially subjected to waterproof treatment, polishing, maintenance, alkali-resistant seal primer coating, scraping and batching of the crystal color stone coating and finishing paint coating, wherein the crystal color stone coating is prepared by the crystal color stone coating according to the scheme or the preparation method according to the scheme. Preferably, the construction temperature of the scraping and batching crystal color stone coating is 5-35 ℃, the humidity is less than 85%, and the number of times of scraping and batching crystal color stone coating is 2. Preferably, the scraping and scraping crystal and color stone paint comprises the following steps of taking crystal and color stone slurry with the thickness of 2-3 mm by a stainless steel spatula, and scraping at a constant speed at an angle of 45 degrees. Preferably, the pH value of the base layer is 8-10, the water content of the base layer is not more than 10%, and the flatness error of the base layer is not more than 3mm. The invention provides a crystal coating. According to the brilliant color stone coating provided by the invention, the components with specific contents are matched with each other, so that the brilliant color stone coating can achieve a realistic natural granite decorative effect. Specifically, the viscosity of the brilliant-stone paint is improved by modifying bentonite, and the workability and other performances of the brilliant-stone paint are improved. The viscosity and the water retention performance of the opal coating are improved by compounding the cellulose, so that the problems of construction joint and the like of the opal coating are solved. The inventio