1. Key Laboratory of Bio-based Material Science and Technology of Ministry of Education, Northeast Forestry Univ., Harbin, Heilongjiang Province, 150040, CN.
2. State Key Lab of Pulp and Paper Engineering, South China Univ. of Technology, Guangzhou, Guangdong Province, 510640, CN.
3. Institute of Chemical Industry of Forest Products, Chinese Academy of Forestry, Nanjing, Jiangsu Province, 210042, CN.
4. Key Laboratory of Bio-based Material Science and Technology of Ministry of Education, Northeast Forestry Univ., Harbin, Heilongjiang Province, 150040, CN (Corresponding author), e-mail: qianxueren@aliyun.com