Please use this identifier to cite or link to this item: http://nopr.niscpr.res.in/handle/123456789/20323
Title: NMR studies of N-vinyl pyrrolidone / 4-vinyl pyridine copolymers
Authors: Hooda, Sunita
Kumar, Rajeev
Kaur, Manpreet
Issue Date: Mar-2004
Publisher: NISCAIR-CSIR, India
Abstract: N-Vinyl pyrrolidone /4-vinyl pyridine copolymers of different composition have been pre pared by free radical bulk polymerization using benzoyl peroxide as an initiator. The copolymer composition has been determined from 1H-NMR spectra. The complete spectral ass ignment of 13C{1H}-NMR and 1H-NMR spectra has been done with the help of distortionless enhancement by polarization transfer and two dimensional heteronuclear single quantum coherence spectroscopy. The 1H-1H couplings are explained with the help of Total Correlated Spectroscopy. The aromatic protons of pyridine ring of N-unit are found to be sensitive to various compositional sequences.
Page(s): 527-531
ISSN: 0975-0975(Online); 0376-4710(Print)
Appears in Collections: IJC-A Vol.43A(03) [March 2004]

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