APPLICATIONS OF H-1-F-19-C-13 TRIPLE-RESONANCE NMR METHODS TO THE CHARACTERIZATION OF FLUOROPOLYMERS

被引:2
|
作者
RINALDI, PL [1 ]
LI, L [1 ]
RAY, DG [1 ]
HATVANY, GS [1 ]
WANG, HT [1 ]
HARWOOD, HJ [1 ]
机构
[1] UNIV AKRON, MAURICE MORTON INST POLYMER SCI & ENGN, DEPT POLYMER SCI, AKRON, OH 44325 USA
关键词
D O I
10.1021/bk-1995-0598.ch013
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
In this paper we illustrate some applications of 1D- and 2D-H-1/F-19/C-13 triple resonance NMR techniques for characterizing fluoropolymers. These methods can be used to achieve spectral simplification, to disperse resonances permitting resolution of clearly spaced peaks due to nuclei in various stereo- and monomer sequences, and to, establish one-bond and multiple-bond connectivities in order to identify structure fragments. Various permutations of INEPT, HMQC, and HMBC NMR experiments are used to obtain illustrative data from poly(1-chloro-1-fluoro-ethylene-co-isobutylene) (PCFE-IB).
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页码:215 / 242
页数:28
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