Читать книгу Additives for Water-borne Coatings - Wernfried Heilen - Страница 50

Solid foams are manufactured for use in specialist applications in the coatings industry such as in assembly. Solid foams also appear undesirably as entrapped air in dried paint films or as craters or pinholes on the surface. Foams can also be differentiated by structure, for example into micro- or macro-foam or dry or wet foam.