1. Department of Chemical and Biochemical Engineering, College of Chemistry and Chemical Engineering, and National Laboratory for Green Chemical Productions of Alcohols, Ethers and Esters, Xiamen University, Xiamen 361005, P. R. China
2. College of Chemical Engineering, Huaqiao University, Xiamen 361021, P. R. China
3. College of Food and Biology Engineering, Jimei University, Xiamen, Fujian 361021, P. R. China