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合成橡胶工业 |
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合成橡胶工业 |
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用反应器内合金化技术制备间规聚苯乙烯/橡胶弹性体合金 徐秀海 曹堃 姚臻 李伯耿 摘 要：分别选用与间规聚苯乙烯(sPS)不相容或部分相容的三元乙丙橡胶和PS-b-EPR作为橡胶弹性体溶于苯乙烯单体中,加入茂金属催化剂催化苯乙烯间规本体聚合,得到sPS和橡胶弹性体反应器内原位掺混合金.采用差示扫描量热仪和扫描电镜对产物进行表征,表明与均相本体聚合得到的sPS相比,该合金颗粒形态得到很大的改善,同时玻璃化转变温度降低,说明采用器内合金化技术制备出的合金具有一定的相容性. Rubber modification of syndiotactic polystyrene by reactor alloy technology
Xu Xiuhai（State Key Laboratory of Chemical Engineering, Institute of Polymer Engineering, Department of Chemical Engineering, College of Materials Science and Chemical Engineering, Zhejiang University, Hangzhou 310027, China）
Cao Kun （State Key Laboratory of Chemical Engineering, Institute of Polymer Engineering, Department of Chemical Engineering, College of Materials Science and Chemical Engineering, Zhejiang University, Hangzhou 310027, China）
Yao Zhen（State Key Laboratory of Chemical Engineering, Institute of Polymer Engineering, Department of Chemical Engineering, College of Materials Science and Chemical Engineering, Zhejiang University, Hangzhou 310027, China）
Li Bogeng（State Key Laboratory of Chemical Engineering, Institute of Polymer Engineering, Department of Chemical Engineering, College of Materials Science and Chemical Engineering, Zhejiang University, Hangzhou 310027, China）
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收稿日期：2006年2月20日 出版日期：2006年7月15日 |
