Glossary of surface technology


Chemical substance, also referred to as adhesion promoter, which is applied to substrate surfaces where it forms bonding spots for subsequent coating. erzeugt. Usually, primers generate polar OH or COOH groups on the surface. Traditionally, chlorinated polyolefines are used as primers. Since they contain chlorine, these primers and harmful to health and the environment. To this day, the search for a harmless alternative chemical has not been very successful. An excellent and chemically harmless alternative to wet-chemical paint pre-treatment is plasma activation in an oxygen plasma. Here, UV radiation breaks up the C-H bonds, and C-O bonds with oxygen radicals are formed instead.

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