1. Heilongjiang Key Laboratory of Molecular Design and Preparation of Flame Retarded Materials, College of Science, Northeast Forestry University, Harbin, China
2. Key Laboratory of Bio-based Material Science and Technology, Northeast Forestry University, Ministry of Education, Harbin, China
3. Integrated Composites Laboratory (ICL), Chemical and Biomolecular Engineering Department, University of Tennesse, Knoxville, TN, USA