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Complexes of alkali metal ions with poly(ethylene oxide)

โœ Scribed by D.E. Fenton; J.M. Parker; P.V. Wright

Publisher
Elsevier Science
Year
1973
Tongue
English
Weight
112 KB
Volume
14
Category
Article
ISSN
0032-3861

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The kinetics of ethylene oxide polymerization in THF, with Na, K and Cs-naphthalene complexes as initiators, have been studied in detail. Polymerization is first order with respect to monomer without chain termination or transfer. The complicated dependence of the polymerization rate on active cent

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The interaction of sodium, potassium and caesium salts with poly(ethylene oxide) in nitromethane is considered as a model for solvation of alkali counterions with a heterochain polymer during the anionic polymerization of heterocycles. The methods of 23Na and 133Cs n.m.r, and of conductometry sensit