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    Home > Coatings News > Paints and Coatings Market > Paint knowledge | acceptance standard for latex paint Engineering

    Paint knowledge | acceptance standard for latex paint Engineering

    • Last Update: 2020-04-03
    • Source: Internet
    • Author: User
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    Core tips: the type and color of materials used for emulsion paint application shall meet the design requirements, and the color of the painted surface shall be the same, and there shall be no quality defects such as floor penetration, missing brush, powder dropping, alkali peeling, peeling, color biting, etc When spraying with the spray gun, the spraying points shall be dense and even, and there shall be no peeling phenomenon, no sagging, and the paint film shall be smooth without powder falling when touching by hand Doors, windows, lamps, furniture, etc shall be clean without paint trace The common quality defects of emulsion paint are blistering, anti alkali powder dropping, sagging, bottom penetration, uneven coating, etc (1) Blistering: the main reasons are improper treatment of the base course, too thick coating, especially blistering when the large core plate is used as the base course Methods to prevent paint removal Paint knowledge how about Akzo Nobel Powder Coating Recommended introduction: powder coating is a kind of coating with different form from general coating, which is in powder form It is a new type of coating, because of its own advantages and more and more known by people Let's introduce Akzo Nobel Powder coating Akzo Nobel Powder coating is a cost-effective coating solution, which can be applied to different kinds of products After the treatment of static electricity and fire baking, a tough and durable coating surface will be formed, with the least impact on the environment Since the introduction of this technology, powder coating has been able to continue to maintain the Paint Home News: the type and color of the materials used for latex paint application meet the design requirements, and the color of the painted surface is the same No quality defects such as floor penetration, missing brush, powder dropping, alkali skin, peeling and color biting are allowed When spraying with the spray gun, the spraying points shall be dense and even, and there shall be no peeling phenomenon, no sagging, and the paint film shall be smooth without powder falling when touching by hand Doors, windows, lamps, furniture, etc shall be clean without paint trace The common quality defects of emulsion paint are blistering, anti alkali powder dropping, sagging, bottom penetration, uneven coating, etc (1) Blistering: the main reasons are improper treatment of the base course, too thick coating, especially blistering when the large core plate is used as the base course In addition to mixing the coating evenly before use and mastering the consistency of the paint liquid, 107 glue can be brushed on the bottom putty layer once before brushing During rework and repair, the blistering and peeling place shall be cleaned, and 107 glue shall be applied before repair (2) Anti alkali powder removal: the main reason is that the base course is wet without drying, and the main reason is that the primer is not brushed and the paint is too thin If the anti alkali powder is found, it shall be reworked and repainted, the painted materials shall be removed, and the construction shall be carried out after the base course is completely dry In the construction, the sealing primer must be brushed once first, especially for the new wall, the consistency of the top coat should be appropriate, and the white wall should be slightly thicker (3) Sagging: the main reason is that the viscosity of the coating is too low and the coating is too thick During the construction, the consistency of the coating must be adjusted, and too much water shall not be added During the operation, the pen must be dipped frequently, less, and more smoothly to avoid sagging and flowing In case of sagging, the paint film shall be polished with fine sandpaper after drying, and the finishing coat shall be painted again after the finishing is cleaned (4) Bottom penetration: mainly because the coating is too thin, the number of times is not enough or the material quality is poor The products with high solid content and strong covering power shall be selected in the construction In case of bottoming, the number of times of painting the top coat shall be increased to meet the painting standard of the wall (5) Coating is not smooth: the main reason is that there are impurities in the paint liquid, the paint liquid is too thick, and the quality of emulsion paint is poor The brand with good levelness shall be used in the construction, and the paint liquid shall be filtered before the final painting The paint liquid shall not be too thick If the coating is not smooth, it can be polished with fine sandpaper and then painted with the top coat again 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,
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