Common knowledge of coating: solution to damp and moldy wall

Core tip: people often say that autumn and winter are the golden season for decoration, but if the decoration materials used are not up to standard, there will be problems with the walls and floors at home Maintenance is required in all seasons of the year, no matter what season Today, I will talk about some common wall problems and solutions Wall problem 1: sometimes the wall will have blister like protrusions and sand particles, which will fall when touched slightly The causes of wall blistering are too much pigment added or mixed with sundries in paint preparation; the paint barrel, brush, roller or spray gun are not clean; before the paint surface is completely dry, water penetrates into the paint, causing the paint film to lose adhesion Paint agent, top 10 Chinese wall paint brands Recommended introduction: interior wall paint and exterior wall paint can achieve beautiful, clean and pleasant effects, but the effects in different environments are different, so the color of the paint will be different There are ten brands of Chinese paint, ten brands of global paint, ten brands of Chinese wall paint, and ten brands of Chinese paint, Famous trademark of Chinese paint and coating In private rooms, most of us choose according to our own personality, personal hobbies and living habits The younger generation will choose the interior wall paint with rich colors and bright colors, while the older ones will have some working experience Paint Home News: people often say that autumn and winter is the golden season for decoration, but if the decoration materials used are not up to standard, there will be problems with the walls and floors at home, and maintenance will be carried out in all seasons of the year, no matter what season Today, I will talk about some common wall problems and solutions Wall problem 1: foaming NOK = "F" gradientshapeok = "t" O: CO necttype = "rect" > sometimes the wall will have blister like protrusions and sand particles, which will fall off with a little touch The causes of wall blistering are too much pigment added or mixed with sundries in the paint preparation; unclean paint barrel, brush, roller or spray gun; before the paint surface is completely dry, water infiltrates into the paint, resulting in the loss of adhesion of the paint film; the wall is not cleaned when painting the wall, etc In order to solve the problem of wall blistering, first of all, it is necessary to avoid painting in the season with high humidity or in the weather Secondly, the time interval of painting times must wait for the putty or paint film to dry and then paint the next layer Before painting construction, clean the construction environment and clean the painting objects When bubbles appear on the wall, first remove all blisters and peeling parts, but if the problem is caused by the putty on the wall base, it is necessary to remove the putty, and select the appropriate putty to re scrape again Local wall blistering can only be partially scraped, and the edge of the scraped part shall be ground smooth, then primed and repainted; if it is a large area of blistering, it shall be completely scraped, and construction shall be carried out when the wall is dry Wall problem 2: peeling sometimes only after finishing the decoration, the wall appears the phenomenon of block putty floating and falling The main reasons are poor construction technology, poor putty, coating adhesion and shrinkage performance, etc The quality of construction technology needs professional construction team and experienced construction personnel, which reminds us to be careful when looking for decoration company and not to be greedy for cheap To solve this problem, it is necessary to reinforce the base course, shovel off the wall in the peeling area, thoroughly remove the sundries on the wall, and brush the putty and paint again There is a difference in the paint applied to the interior and exterior walls The interior wall latex paint has a high requirement for scrub resistance It is easy to stain the wall surface in home life and can be wiped with water at any time Exterior wall paint can be used for interior wall painting because it also has water resistance, while interior wall paint does not have sun resistance, so it cannot be used for exterior wall painting 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,