Common knowledge of coating: basic characteristics of interior wall coating

Core tip: most of the interior wall decoration uses decorative materials such as paint, wallpaper, facing plate and stone Among these kinds of decorative materials, paint is the most economical and affordable In the past, the interior wall coating mainly used the brush material and the ready mixed paint The grade of brush material is too low and the decoration effect is not good The mixed paint containing solvent is easy to pollute the environment, and the permeability of the film is not good With the development of coating industry, most of the interior wall coatings used in the existing decoration engineering are water-based coatings, which have excellent performance without solvent, good permeability, good texture, rich color and surface texture, and can meet various requirements of interior wall Which is the price of Dajin diatom mud Recommended brief introduction: which is the price of Dajin diatom mud? How to buy genuine diatom mud? Guangdong diatom mud agent suggests placing a basin of cold water in the air conditioning room, so that the diatom mud wall can breathe effectively The feature of the breathing wall is obvious When the indoor air is dry, the diatom mud wall will release the absorbed water quickly Put it out to help regulate the indoor dry humidity It is suggested to place a basin of cold water in the air conditioning room, so that the wall of diatom mud can breathe effectively The feature of the wall that can breathe is obvious When the indoor air is relatively dry, the wall of diatom mud will absorb the water Paint Home News: interior wall decoration mostly use paint, wallpaper, veneer board and stone and other decorative materials, in these types of decorative materials, especially paint is the most economical and affordable In the past, the interior wall coating mainly used the brush material and the ready mixed paint The grade of brush material is too low and the decoration effect is not good The mixed paint containing solvent is easy to pollute the environment, and the permeability of the film is not good With the development of coating industry, most of the interior wall coatings used in the existing decoration engineering are water-based coatings, which have excellent performance without solvent, good permeability, good texture, rich color and surface texture, can meet various requirements of the interior wall, get different requirements, and have been widely used People spend 70% of their life indoors Long and close contact with the interior wall makes people pay more attention to the beauty and environmental protection of the wall The starting point of interior wall coating design is as follows (1) Rich and diverse colors, delicate, soft, strong covering power The decoration effect of the interior wall mainly consists of three elements: texture, line and color Among them, color is the main factor Because there are different hobbies in living, there are rich requirements for the color variety of the interior wall (2) Good water resistance, stain resistance and scrub resistance As the wall surface is often stained by various stains, dust and soup water in daily life, excellent interior wall coating should not be easy to stain, and it has good water resistance, scrub resistance, and even resistance to all kinds of acid and alkali erosion Indoor also often contact with water, interior wall coating should also be able to effectively prevent water infiltration into the wall to protect the wall Because in the indoor, especially in the ordinary family, the contact with the wall and the unexpected pollution need to be scrubbed, and the coating needs to have a certain degree of scrub resistance, which can ensure that the coating will not fade within a certain number of scrubbing times, and the damage will be at the bottom (3) Alkali resistance Generally, there are alkaline materials such as cement or lime in the wall building If the organic polymer in the coating lacks alkali resistance, saponification reaction will occur, and the disadvantages such as mineral salting out, film bubble, peeling and cracking will occur Therefore, the coating is required to have certain alkali resistance (4) Air permeability The water contained in the wall will exert pressure on the outside when the humidity changes If the film is airtight, the strong water vapor pressure will cause the film to crack The inner wall coating is required to allow the water vapor to pass through the film (5) Environmental protection The most important thing of interior wall coating is environmental protection At present, domestic and foreign advanced standards are introduced to limit the sale of harmful substances such as formaldehyde, heavy metal and high VOC volatile paint on the market Coatings that do not meet this requirement do not have a foothold in their own capital (6) It is easy to brush and repaint In order to maintain the elegant living environment, people need to renovate the interior wall more often, so it is required that the interior wall coating is easy to apply and repair (7) It has certain hardness and strength Indoor walls often contact with furniture, daily necessities and children, so they should have certain hardness and strength to avoid being cut and peeled off Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,