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Superacids and Their Derivatives. IV. Kinetic Studies on the Ring-Opening Polymerization of Tetrahydrofuran Initiated with Ethyl Trifluoromethanesulfonate by Means of 19 F and 1 H Nuclear Magnetic Resonance Spectroscopy. Evidence for the Oxonium-Ester Equilibrium of the Propagating Species
Kobayashi, Shiro, Danda, Hidenori, Saegusa, TakeoVolume:
7
Language:
english
Journal:
Macromolecules
DOI:
10.1021/ma60040a004
Date:
July, 1974
File:
PDF, 661 KB
english, 1974