Paint components

Coatings are complex mixtures of various components that together create a high-quality coating on surfaces. A central component is the binder, also known as resin. It forms the basis of the paint film and significantly influences adhesion, strength and flexibility. Various resins such as acrylic, alkyd, epoxy or polyurethane are used depending on the requirements of the end product.

Solvents are used to dilute the binder and other components and keep them in liquid form. During the drying process, the solvents evaporate and the paint forms a solid film. The pigments are responsible for the color of the paint. They are added to the paint to achieve the desired color shade. The choice of pigments also influences opacity and UV resistance. Fillers improve the texture of the paint film and even out unevenness on the surface, increasing the stability and durability of the coating.

Some paints, especially two-component paints, contain hardeners. This reacts chemically with the binder and accelerates the drying process, resulting in a harder surface. In addition, various additives can be added to the lacquer to improve specific properties. These include, for example, non-stick agents, UV stabilizers, drying accelerators or flow agents.

The exact composition of coatings varies depending on the intended application and the specific requirements of the end product. The clever combination and dosing of these coating components results in coatings with a wide range of properties and applications.

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This definition is taken from the surface technology encyclopedia from Surface Technology Online. You can find many more technical terms from the surface technology industry in our lexicon overview.

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