1. State Key Laboratory of Pulp and Paper Engineering, South China University of Technology, Guangzhou 510640, China
2. Wood Technology and Wood Chemistry, Georg-August-University of Goettingen, Büsgenweg 4, 37077 Göttingen, Germany
3. Centre for Lignocellulose Science and Engineering and Liaoning Key Laboratory Pulp and Paper Engineering, Dalian Polytechnic University, Dalian 116034, China