1. Macromolecular Chemistry II and Bayreuth Center for Colloids and Interfaces; Universität Bayreuth; Universitätsstraße 30 95440 Bayreuth Germany
2. College of Materials Science and Engineering; Nanjing Forestry University; Nanjing 210037 China
3. Bavarian Polymer Institute; University of Bayreuth; Universitätsstraße 30 95440 Bayreuth Germany