Jun Araki, Toshiyuki Kataoka, Kohzo Ito, “New solvent for polyrotaxane. III. dissolution in calcium thiocyanate aqueous solution or N-Methylmorpholine-N-Oxide (NMMO) monohydrate and the spontaneous gelation of the former solution”, J. Appl. Polym. Sci., 105, 2265-2270 (2007).
Jun Araki, Toshiyuki Kataoka, Kohzo Ito, “New solvent for polyrotaxane. III. dissolution in calcium thiocyanate aqueous solution or N-Methylmorpholine-N-Oxide (NMMO) monohydrate and the spontaneous gelation of the former solution”, J. Appl. Polym. Sci., 105, 2265-2270 (2007).
https://onlinelibrary-wiley-com.utokyo.idm.oclc.org/doi/10.1002/app.26232