Moisture cure of adhesives and sealants

被引:46
作者
Comyn, J [1 ]
机构
[1] Loughborough Univ Technol, Inst Polymer Technol & Mat Engn, Loughborough LE11 3TU, Leics, England
关键词
cyanoacrylate; silicones; cure/hardening; isocyanates;
D O I
10.1016/S0143-7496(97)00031-6
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Cyanoacrylate adhesives cure by addition polymerization initiated by adsorbed water, and it is possible that the propagating species is an ion-pair or free anion. The cure of silicones and isocyanates depends on water diffusing into the materials and then participating in condensation polymerization. Here there is a sharp advancing front of cured material, and the rate of advance depends on the water permeability of the latter. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:247 / 253
页数:7
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