1. Centre for Polymers from Renewable Resources, Collage of Food Science and Engineering, South China University of Technology, Guangzhou 510640, China
2. Microcellular Plastics Manufacturing Laboratory, Department of Mechanical and Industrial Engineering, University of Toronto, 5 King’s College Road, Toronto M5S 3G8, Canada
3. Sino-Singapore International Joint Research Institute, Knowledge City, Guangzhou 510663, China