Wall paint/Wall paint ranking/Wall paint usage

. .3 <- < bWall paint Wall paint, also known as latex paint, is one of the most important decorative materials used for walls in home decoration. Account for an appropriate share of the basic decoration costs. Choosing a good wall paint is very important. In order to achieve the purpose of bonding, the main component of wall paint is formaldehyde, which can be firmly bonded to the wall. In our country, it is customary to use synthetic resin emulsion as the base material, water as the dispersion medium, add pigments, fillers (also known as extender pigments) and additives, and the paint made through a certain technical process is called latex paint, also called latex coating.
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Knowledge on wall painting
Generally, when cleaning a new wall, it does not require much preparation, but the alkalinity and moisture content should be tested. The moisture content of the wall can be measured with a moisture content tester and the value can be checked with test paper - first wet the test paper with distilled water and stick it on the base surface to be tested. Based on the degree of discoloration, the alkalinity of the wall can be known.
If you find fine white powder on the wall, it means that the wall contains salt and should be cleaned. Wait until the cement wall is dry and light-colored, then use sandpaper to smooth the wall before painting. If there is too much white powder on the surface of the cement and it continues to separate, please apply a layer of primer after cleaning to prevent salt from corroding the wall in the future.
. Treatment of painted walls: Please scrub with a sponge or rag first, clean the ceiling first, and then clean the nearby walls. If scrubbing with water, remember to wait until the surface is completely dry before applying paint. If the original old paint surface is smooth, it must be lightly rubbed with sandpaper to enhance the adhesion of the new paint film.

The order of painting the wall
The original wall paint should be shoveled off, otherwise it will easily react. Over time, your newly scraped layer will easily bubble and fall off. Don’t Yes, it is difficult for putty to stick to painted walls.
After shoveling the original wall, first use putty or wall scraper to level the wall, usually twice. The first time is to check the flatness of your wall. After the first time, sand it with sandpaper and scrape the second time. Second-rate.
After leveling, you can scrape the surface. It is usually done twice, sanding after scraping once, and then sanding again after scraping.
Finally, apply latex paint. Latex paint is usually applied twice, but it should be noted that you must wait for the first coat to dry completely before applying the second coat.
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Techniques for painting walls
Materials include: two standard rollers of each size, a wool brush, an extendable stick, textured paper, and quick-adhesive powder wait.
Remove the peeling paint film: Use a scraper or iron brush to remove the peeling paint film, and then use sandpaper to smooth the surface.
Removal of paste-type wallpaper: If you need to remove old wallpaper, you can use hot water mixed with detergent to completely soak the old wallpaper, then scrape the paper surface with a scraper, and use clean water to clean the remaining glue on the wall, and wait until it dries. Smooth with sandpaper.
. Repair the surface: Use a soil knife to fill in the holes and cracks with soil. After it is completely dry, use a sandpaper pad to smooth it.
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How to supervise wall painting work
Pay attention to whether the decoration workers will also paint the hardware when painting, and pay attention to whether they have any paint before painting. There is no single-sided tape attached to the parts that are easily painted to protect the hardware.
Before painting, have you checked the surface of the wood product to see if there are any pencil marks left by the carpenter's lines that have not been erased?
Wall painting and lining must be strictly controlled. Before painting the wall, you need to scrape the wall lining, usually 3 times, during which the normal drying time is - one day. Because spring is rainy, the wall plaster you choose must be waterproof, moisture-proof, powder-proof and mildew-proof.