1. YKI, Ytkemiska Institutet AB/Institute for Surface Chemistry, Box 5607, SE-114 86 Stockholm, Sweden
2. Department of Chemistry, Surface and Corrosion Science, Royal Institute of Technology, SE-100 44 Stockholm, Sweden
3. STFI-Packforsk AB, Box 5604, SE-114 86 Stockholm, Sweden
4. Omya Development AG, CH-4665 Oftringen, Switzerland
5. Department of Forest Products Technology, Helsinki University of Technology, FI-02015 Helsinki, Finland