CROSS-LINKING OF POLYETHER NETWORKS BY HYDROSILYLATION AND RELATED SIDE REACTIONS

被引:88
作者
LESTEL, L
CHERADAME, H
BOILEAU, S
机构
[1] COLL FRANCE,CNRS,CHIM MACROMOLEC LAB,UA 24,11 PL MARCELIN BERTHELOT,F-75231 PARIS 05,FRANCE
[2] ECOLE FRANCAISE PAPETERIE,CHIM MACROMOLEC & PAPETIERE LAB,F-38402 ST MARTIN DHERES,FRANCE
关键词
2,4,6,8-tetramethylcyclotetrasiloxane; !sup]29[!/sup]Si n.m.r; crosslinking; hydrosilylation; poly(ethylene oxide);
D O I
10.1016/0032-3861(90)90266-2
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The synthesis of a well defined poly(ethylene oxide) network is described. This was achieved by performing hydrosilylation of α,ω-diallyl PEO with 2,4,6,8-tetramethyltetrahydrocyclosiloxane (D4H). The influence of several factors, including the nature of the catalyst, temperature, (SiH)/(double bond) ratio and traces of water, on the hydrosilylation reaction is described. Side reactions were studied by 1H and 29Si n.m.r. © 1990.
引用
收藏
页码:1154 / 1158
页数:5
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