[1] Sichuan Univ, Coll Polymer Sci & Engn, Chengdu, Peoples R China
[2] Sichuan Univ, Analyt & Testing Ctr, Chengdu 610064, Peoples R China
[3] State Key Lab Organ Inorgan Composites, Beijing, Peoples R China
[4] Sichuan Univ, State Key Lab Polymer Mat Engn, Chengdu, Peoples R China