[1] Qingdao Univ Sci & Technol, Coll Chem Engn, Qingdao 266042, Peoples R China
[2] Qilu Univ Technol, Shandong Acad Sci, Minist Educ, Key Lab Pulp & Paper Sci & Technol, Jinan 250353, Peoples R China
[3] Tech Univ Munich, Arcisstr 21, D-80333 Munich, Germany
[4] Chinese Acad Sci, Qingdao Inst Bioenergy & Bioproc Technol, Qingdao 266101, Peoples R China