Meso and racemo Additions in Propagation for Radical Polymerization of Dialkyl Fumarates II. Determination of the Absolute Rate Constants
Meso and racemo Additions in Propagation for Radical Polymerization of Dialkyl Fumarates II. Determination of the Absolute Rate Constants
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富马酸二烷基酯自由基聚合中的内消旋和外消旋加成 II。
DOI:
10.1295/polymj.23.1249
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发表时间:
1991
期刊:
影响因子:
2.8
通讯作者:
T. Otsu
中科院分区:
文献类型:
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作者:
M. Yoshioka;A. Matsumoto;T. Otsu
The propagation process in radical polymerization of dialkyl fumarates (DRF) was investigated. The propagation rate constants (kp) for some DRFs were determined by ESR spectroscopy. It was revealed that kp increased with the introduction of a bulky tert-butyl ester group in the following order: di-tert-butyl fumarate>methyl tert-butyl fumarate>dimethyl fumarate. The absolute rate constants for meso and racemo additions were elucidated by the combination of the kp and the probability of meso addition, which was determined by 13C NMR spectroscopy.
DOI:
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发表时间:
--
期刊:
影响因子:
--
作者:
通讯作者:
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DOI:
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发表时间:
2005
期刊:
影响因子:
--
作者:
M.;Nakatsuji;M.;Hyakutake;M.;Sato;T.;Yoshizaki
通讯作者:
Yoshizaki