Durability and Weathering

Objects that predominantly reside outdoors are subjected to one of the most challenging service environments for coatings. Exposure to solar radiation, temperature fluctuations, rain, snow, and environmental fallout (acid rain), challenge the performance of most coatings. Examples of painted objects...

Despite growing interest around the world in the use of concrete and composite materials, wood remains widely used in exterior architectural applications, including siding, decking, fencing, and similar applications. Coatings continue to play an important role in maintaining the appearance...

As discussed in the CoatingsTech June 2019 article “Durability Improvement Underlies Much Coating Innovation,” most coatings must serve two objectives—to protect and decorate. Although a balance must be achieved between durability and decoration, improving durability is always an important goal...

The coating system almost always is blamed for field defects, but there are other possibilities: design of the painted object, poor substrate quality or surface preparation, and the process, including application and cure. Was the painting done in the sun?...

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