CHLORINATION AND BROMINATION OF EPOXIDIZED NATURAL-RUBBER (ENR)

被引:17
作者
CATALDO, F
机构
[1] Progega s.n.c., Rome, 00128
关键词
D O I
10.1002/app.1992.070451003
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Epoxidized natural rubber (ENR) with a 25 mol % epoxide content has been chlorinated or brominated in halogenated solvents. The structures of the resulting polymers have been studied by infrared spectrophotometry, and their thermal behavior, by TGA and DSC, and compared with that of chlorinated and brominated natural rubber. For halogenated ENR, a structure of halogenated blocks separated by furanized blocks and products of ring-opening epoxide groups has been proposed.
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页码:1705 / 1710
页数:6
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