1. Beijing Engineering Research Center of Cellulose and its Derivatives
2. School of Materials Science and Engineering
3. Beijing Institute of Technology
4. Beijing 100081
5. China
6. Department of Industrial and Materials Science
7. Chalmers University of Technology
8. SE-41296 Gothenburg
9. Sweden
10. Wallenberg Wood Science Center
11. Department of Fiber and Polymer Technology
12. KTH Royal Institute of Technology
13. SE-10044 Stockholm