1. Institute of Polymer MaterialsFriedrich‐Alexander‐University Erlangen‐Nuremberg 91058 Martensstr. 7 Germany
2. Bavarian Polymer InstituteKeyLab Advanced Fiber Technology Dr.‐Mack‐Straße 77 90762 Fürth Germany
3. KTH Royal Institute of TechnologySchool of Chemical Science and EngineeringFibre and Polymer Technology SE‐10044 Stockholm Sweden