[1] Nanjing Forestry Univ, Coll Sci, Nanjing 210037, Peoples R China
[2] Tsinghua Univ, Dept Elect Engn, State Key Lab Power Sys, Beijing 100084, Peoples R China
[3] Nanjing Forestry Univ, Inst Polymer Mat, Nanjing 210037, Peoples R China
[4] China Bldg Mat Federat, Beijing 100037, Peoples R China
[5] CAF, Inst Chem Ind Forestry Prod, Nanjing 210042, Peoples R China