Coating knowledge: performance requirements for exterior wall coating

Core tips: 1 Good decoration: it is required that the exterior wall coating has rich color and excellent color retention, which can maintain the original decoration performance for a long time 2 Good weather resistance: the exterior wall coating, due to its exposure to the atmosphere, shall withstand the effects of wind, sun, salt spray corrosion, rain, cold and heat changes, etc under the long-term repeated action of these external natural environment, the coating is prone to cracking, pulverization, peeling, discoloration and other phenomena, making the coating lose its original decorative protection function Therefore, it is required that the coating shall not be damaged in the specified service life of the external wall 3 Good stain resistance: due to the great difference of environmental conditions in different regions of China, for some heavy industries 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: 1 Good decoration: the exterior wall paint is required to have rich color and excellent color retention, which can maintain the original decoration performance for a long time 2 Good weather resistance: the exterior wall coating, due to its exposure to the atmosphere, shall withstand the effects of wind, sun, salt spray corrosion, rain, cold and heat changes, etc under the long-term repeated action of these external natural environment, the coating is prone to cracking, pulverization, peeling, discoloration and other phenomena, making the coating lose its original decorative protection function Therefore, it is required that the coating shall not be damaged in the specified service life of the external wall 3 Good stain resistance: due to the large difference of environmental conditions in different regions of China, for some cities with developed heavy industry and mining industry, due to the large amount of dust and other suspended substances in the atmosphere, the easy to stain coating will lose its original decorative effect, thus affecting the appearance of the building Therefore, the exterior wall coating should have better stain resistance, so that the coating is not easy to be polluted or cleaned after pollution 4 Good water resistance: exterior wall coating facing exposed to the atmosphere, will often be washed by rain Therefore, the exterior wall coating should have good water resistance 5 Good mildew resistance: the exterior wall coating surface is easy to grow mold in humid environment Therefore, coating is required to inhibit the growth of mold and algae In addition, according to the different functional requirements of the design, higher requirements are put forward for the exterior wall coating: for example, in the application of various exterior wall external insulation system coating, it is required that the exterior wall coating has a better elastic elongation, so as to better adapt to the surface cracking due to the deformation of the base layer, and has a covering effect on the small cracks of the base layer; The exterior wall coating for the decorative effect of aluminum-plastic board should also have better metal texture and extra long outdoor durability 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,