A suitable site is being sought, particularly in Southeast Asia and China. The company currently has production sites in Herne and Marl, Germany, in Antwerp, Belgium, as well as in Mobile, AL, USA. According to the company, isophorone chemistry is a core business for Evonik and the market for isophorone and its derivatives is growing steadily. Evonik says it is the only company in the world to produce and market the entire isophorone line, consisting of isophorone, isophorone diamine, isophorone diisocyanate, and derivatives. These products are used as a component in a range of applications, e. g. in the production of industrial floorings, artificial leather, and paints and coatings as well as in composites.