A COMPARATIVE-STUDY BY THERMAL-ANALYSIS OF POLYURETHANES INTERACTED WITH METALLIC-IONS

被引:12
|
作者
PALAMARU, M
RUSU, I
PRUNA, L
CIOBANU, C
机构
[1] INST POLYTECH GHEORGHE ASACHI,DEPT DESCRIPT GEOMETRY & ENGN DRAWINGS,R-6600 IASI,ROMANIA
[2] INST MACROMOLEC CHEM PETRU PONI,R-6600 IASI,ROMANIA
关键词
D O I
10.1016/0040-6031(93)80363-F
中图分类号
O414.1 [热力学];
学科分类号
摘要
The influence of some cations from the s and d blocks on the thermal degradation of a polyurethane based on 4,4'-dibenzyl di-isocyanate, poly(ethylene adipate) diol and ethylene glycol was studied. The thermogravimetric data were analysed using the Levi-Reich method. The results obtained were processed on a computer; a mathematical relation and a physical parameter are proposed to characterize the processes.
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页码:235 / 242
页数:8
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