1. State Key Laboratory of Pulp and Paper Engineering South China University of Technology Guangzhou 510641 China
2. School of Chemistry and Chemical Engineering Gannan Normal University Ganzhou 341000 China
3. Beijing Engineering Research Centre of Cellulose and Its Derivatives School of Materials Science and Engineering Beijing Institute of Technology Beijing 100081 China
4. State Key Laboratory of Luminescent Materials and Devices Guangdong Basic Research Center of Excellence for Energy & Information Polymer South China University of Technology Guangzhou 510641 China