1. The State Key Laboratory of Hydraulic and Mountain River Engineering, Sichuan University, Chengdu 610065, China
2. The Key Laboratory of Leather Chemistry and Engineering of Ministry of Education, National Engineering Research Center of Clean Technology in Leather Industry, College of Biomass Science and Engineering, Sichuan University, Chengdu 610065, China
3. Max Planck Institute for Polymer Research, Ackermannweg 10, Mainz 55128, Germany