Additives

In the coatings industry, additives are indispensable components that help to optimize the properties and applicability of coatings. These additives play a decisive role in the formulation of coatings and influence various aspects, from processability to the final coating properties.

Solvents are an example of additives in coatings. They are used to control the viscosity of the paint and ensure uniform application. Solvents can evaporate during the painting process and thus contribute to the drying and curing of the paint film.

Plasticizers are another group of additives that serve to improve the flexibility and elasticity of the dried paint film. This is particularly important to prevent cracking and peeling, especially with paints that are applied to flexible surfaces such as plastics or rubber.

UV stabilizers are additives that are used in coatings to increase colour stability and resistance to UV radiation. These stabilizers help to minimize the ageing of the paint film due to solar radiation and to maintain color fastness.

Wetting agents also play a role as additives in paints. They are used to improve the wetting ability of the paint, which enables even distribution and adhesion to the surface.

Auxiliaries make a significant contribution to adapting coatings to the specific requirements of a wide range of applications. Continuous research and development in this area makes it possible to formulate innovative additives that not only improve the performance of coatings, but also take environmental aspects into account.

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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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