The international network BalticNet-PlasmaTec connects SME, research institutes, users and other partners who deal with plasma technology. Plasma technology is used as a cross section technology and key technology in a lot of different uses as for example surface treatment, sterilisation by packaging, biomedical uses and exhaust air cleaning. Within the scope of the project beside scientific partners for cooperation with the German partners above all companies from South Poland, Latvia, Lithuania and Estonia from this field of activity should be won. Based on the potential and market analysis an active address of companies is planned. The aim is to work together on further concrete R&D-subjects especially in the fields of exhaust air cleaning by means of plasma filter.