Study of the physico-chemical properties of novel water-soluble copolymers of cationic type based on N-isopropylacrylamide - Alikulov, Adilet; Mun, Grigoriy; Toktabayeva, Asel; Rakhmetullaeva, Raikhan; Yu, Valentina; Mukhametkanova, Aigerim; Seilkhanov, Tulegen (Chemical Bulletin of Kazakh National University, 2016)