Preparation of thermal/pH‐sensitive semi‐interpenetrating network hydrogels from quaternary chitosan via an amino‐anhydride click reaction for efficient dye removal from aqueous solutions. - Zhang, Yaqi; Liu, Yuhua; Wei, Hongliang; Hu, Chunwang; Hua, Bingyan; Wang, Gang; Guo, Tao (Polymer Engineering & Science, 2023)