1. Borealis Polyolefine GmbH, St, Peter Strasse 25, 4021 Linz Austria
2. University of Applied Sciences Upper Austria, Stelzhamerstraße 23, 4600 Wels Austria
3. Budapest U. of Technology and Economics, XI. Muegyetem rkp. 3. H ep. I, H‐1111 Budapest
4. Wood K plus, Division Wood‐Polymer‐Composites, Altenberger Strasse 69, 4040 Linz Austria