HEAD-TO-HEAD POLYMERS .1. PREPARATION AND SOME PROPERTIES OF HEAD-TO-HEAD POLYPROPYLENE

被引:15
作者
ARICHI, S [1 ]
PEDRAM, MY [1 ]
COWIE, JMG [1 ]
机构
[1] UNIV STIRLING,DEPT CHEM,STIRLING FK9 4LA,STIRLINGSHIRE,SCOTLAND
关键词
D O I
10.1016/0014-3057(79)90193-9
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Samples of head-to-head polypropylene have been prepared by the hydrogenation of two polydienes; 1,4-poly(2,4-hexadiene) and 1,4-poly(2,3-dimethyl-1,3-butadiene). Glass transition temperatures were found to be marginally lower than for conventional polypropylene suggesting that the head-to-head placements in the chain increased the polymer flexibility. © 1979.
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页码:107 / 112
页数:6
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