INFLUENCE OF CROSS-LINKING ON MECHANICAL AND DIELECTRIC-PROPERTIES OF NITRILE-BUTADIENE-RUBBER

被引:9
作者
BOHM, M [1 ]
VONSODEN, W [1 ]
HEINRICH, W [1 ]
YEHIA, AA [1 ]
机构
[1] NATL RES CTR,CAIRO,EGYPT
关键词
COPOLYMERS - Mechanical Properties - DIELECTRIC PROPERTIES;
D O I
10.1007/BF01417928
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Several copolymers of acrylonitrile with butadiene (different acrylonitrile content, different molecular weight), uncrosslinked and crosslinked by tetramethylthiuramdisulfide or radiation, are investigated by dynamic mechanical measurements (10** minus **4 Hz to 100 Hz). The viscoelastic behavior at very low frequencies is strongly influenced by molecular weight and crosslinking whereas the main relaxation (glass process) remains nearly the same. Stress strain curves (Mullins effect) and some dielectric measurements are also reported.
引用
收藏
页码:295 / 303
页数:9
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