Structural characterization of maleic anhydride grafted polyethylene by 13C NMR spectroscopy

被引:23
|
作者
Yang, LQ [1 ]
Zhang, FR [1 ]
Endo, T [1 ]
Hirotsu, T [1 ]
机构
[1] Natl Inst Adv Ind Sci & Technol, Inst Marine Resources & Environm Res, Takamatsu, Kagawa 7610395, Japan
关键词
C-13 NMR spectroscopy; graft [2,3-C-13(2)] maleic anhydride;
D O I
10.1016/S0032-3861(01)00802-3
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Maleic anhydride grafted polyethylene, [2,3-C-13(2)] MA-g-PE, which was synthesized with C-13 labeled maleic anhydride [2,3-C-13(2)] MA in solution, was characterized by C-13 NMR spectroscopy in order to make clear the structure of graft groups. The results reveal that [2,3-C-13(2)] MA-g-PE has succinic anhydride oligomeric grafts with a terminal unsaturated MA ring in addition to well-known saturated succinic anhydride oligomeric grafts and that the former grafts are longer but fewer than the latter. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2591 / 2594
页数:4
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