1. College of Biomass Science and Engineering, Sichuan University, Chengdu, Sichuan 610065, China
2. Key Laboratory of Radiation Physics and Technology, Ministry of Education, Sichuan University, Chengdu, Sichuan 610065, China
3. National Engineering Research Center of Clean Technology in Leather Industry, Sichuan University, Chengdu, Sichuan 610065, China
4. Key Laboratory of Leather Chemistry and Engineering, Ministry of Education, Sichuan University, Chengdu, Sichuan 610065, China