OALib Journal期刊
ISSN: 2333-9721
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实用型磁敏橡胶的制备和力学性能
Keywords: 有机高分子材料,磁敏橡胶,并用橡胶,磁流变性能
Abstract:
?以nr/sbr并用胶为基体制备磁敏橡胶,研究了偶联剂修饰羰基铁粉和不同羰基铁粉、炭黑n660及软化剂橡胶油b--15的含量对其物理、力学性能以及磁流变性能的影响。结果表明:以nr/sbr并用胶为基体,使用适量硅烷偶联kh--570修饰的羰基铁粉(含量为300phr)(以纯橡胶或生胶重量为100phr的相对量单位,下同)、炭黑n660(含量为40phr)和软化剂橡胶油b--15(含量为15phr)制备的磁敏橡胶,具有最佳的物理与力学性能和磁流变效应。这是合理结构偶联剂修饰、炭黑增强、软化剂增韧等效应综合作用的结果。
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