Summary and sharing of common drawbacks and prevention methods in the process of Coating construction

As a protective or decorative coating film on the surface of objects, coatings are materials required in related industry applications. Coatings are generally based on resins, oils or emulsions, with or without pigments, fillers, and corresponding additives, and are viscous liquids prepared with organic solvents or water. During the construction process of coatings, many defects often occur, common ones include blooming, bottom bite, pinholes, loss of light, fish eyes, depressions, prickly heat, etc., which affect the protection of the coating or the decorative appearance to varying degrees. aesthetics. This article analyzes the causes of this problem, and puts forward relevant prevention and control measures, so as to provide some reference for relevant personnel.