College of Materials Science and Technology Forestry University;
Institute of Chemical Industry of Forestry Products;
National Engineering Lab.for Biomass Chemical Utilization;
Key Lab.of Chemical Engineering of Forest Products Forestry and Grassland Administration;
Key Lab.of Biomass Energy and Material;
Jiangsu Co-Innovation Center of Efficient Processing and Utilization of Forest Resources;
Ethyl cellulose; dimeric fatty acid based thioether polyol; supramolecular system; composite films;