NMR studies of water dynamics during sol-to-gel transition of poly (N-isopropylacrylamide) in concentrated aqueous solution

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• 作者：Shunsuke Kametani^a ; ^b ; Sokei Sekine^b ; Takahiro Ohkubo^c ; Tomohiro Hirano^d ; Koichi Ute^d ; H.N. Cheng^e ; Tetsuo Asakura^a ; ^{asakura@cc.tuat.ac.jp}
• 关键词：Poly(N-isopropylacrylamide) ; Sol-to-gel transition ; Water dynamics
• 刊名：Polymer
• 出版年：2017
• 出版时间：27 January 2017
• 年：2017
• 卷：109
• 期：Complete
• 页码：287-296
• 全文大小：1819 K
• 卷排序：109

文摘

Change in water dynamics of PNIPAM solution during sol-to-gel transition is studied. Several states of water dynamics is revealed by 2D 2H T1-T2 NMR relaxation. An interaction model between water and PNIPAM during the phase transition is proposed.