Common knowledge of coating: what are the common bases for coating and transformation of old buildings

Core tip: due to the general service life of architectural coatings is 5-10 years, and the special products may reach 15-20 years In recent years, with the continuous emergence of new coating technology and the continuous improvement of people's requirements for aesthetic and corporate image, there are more and more coating renovation projects of existing buildings in actual projects Common grassroots are as follows (1) The service life of the coating formed by the general exterior wall latex paint products is generally 8-10 years for the old coating decorative base of various process methods; the service life of the coating formed by the oil paint products is general 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 Home of coatings: as the service life of architectural coatings is generally 5-10 years, and the special products may reach 15-20 years, coupled with the continuous emergence of new coating technology in recent years and the continuous improvement of people's requirements for aesthetic and corporate image, there are more and more coating renovation projects of existing buildings in actual projects Common grassroots are as follows (1) The service life of the old coating decorative base of various processes for the coating formed by general exterior wall latex paint products is generally 8-10 years; the service life of the coating formed by oil paint products is generally 10-12 years Therefore, the decorative coating which is close to or over the service life will appear discoloration, cracking, peeling, pulverization, peeling, blooming and other phenomena to varying degrees When the above phenomenon reaches a certain degree, it should be repainted (2) The old ceramic tile surface and mosaic surface architectural coating have been widely used in the exterior wall of buildings in China for only about ten years Before that, ceramic tile or mosaic decoration was widely used in some large building exterior walls However, with the extension of time and the destruction of wind, sun, rain and other natural forces, the old ceramic tiles often fall off locally or in a large area, the glaze cracks, porcelain peeling, long-term accumulation of pollutants lead to poor decorative effect and other disadvantages Therefore, in recent years, we often encounter the renovation project of changing the old ceramic tile surface to paint decoration For coating on this kind of base course, we should know the situation of the base course first, and then put forward the treatment plan pertinently (3) The decorative plastering base with various effects also belongs to the cement mortar base But compared with the general plastering, it has the advantages of various colors, rich texture and bright decoration effect It is based on the general plastering bottom and middle layer to make a variety of decorative finishes Such as roughening type plastering, imitation stone plastering, false face brick plastering, water brush stone facing plastering, etc With the extension of time and the destruction of nature, the defects of the original decorative plaster base, such as serious pollution, dim color, cracking and pulverization, also make more people choose the method of using paint decoration to improve the original effect (4) The base course of the old clean water wall without coating is more in the low-rise and multi-storey buildings of brick concrete structure The construction period is mainly from 1960s to 1980s The wall materials are mainly red and cyan grey sintered bricks Due to aging or disharmony with surrounding modern buildings and other factors, it is necessary to reconstruct the original base The best way is to repaint with paint 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,