An investigation of the interaction betw
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Manhong Liu; Xiaoping Yan; Hanfan Liu; Weiyong Yu
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Article
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2000
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Elsevier Science
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English
β 328 KB
The interaction between polyvinylpyrrolidone (PVP) and metal cations has been studied in absolute ethanol and water at n 1 room temperature and atmospheric pressure. The UV-VIS and IR absorption spectra of metal cations, PVP and PVP-M n 1 31 21 21 (M 5 Fe , Co , Ni ) were given. It was shown that PV