ENVIRONMENTAL DEGRADATION OF POLY(ETHYLENE-TEREPHTHALATE)

被引:19
作者
MOHAMMADIAN, M [1 ]
ALLEN, NS [1 ]
EDGE, M [1 ]
JONES, K [1 ]
机构
[1] ICI PLC,CHEM & POLYMERS GRP,RES DEPT,TEESSIDE TS6 8JE,ENGLAND
关键词
D O I
10.1177/004051759106101109
中图分类号
TB3 [工程材料学]; TS1 [纺织工业、染整工业];
学科分类号
0805 ; 080502 ; 0821 ;
摘要
Samples of poly(ethylene terephthalate) bottle material were degraded under different environmental conditions, including thermal degradation, hydrolysis, and photooxidation. The extent of degradation was examined by viscometry, and the lifetime of polyester when exposed to 100% and 45% RH, wet soil, and sunlight was calculated. The lifetime of polyester was found to depend on environmental conditions, with hydrolysis a dominant process at lower temperatures.
引用
收藏
页码:690 / 696
页数:7
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