以工业级的3-氯丙基三氯硅烷和七聚(苯基)倍半硅氧烷三硅醇钠为原料,通过顶端封角法合成了含有一个3-氯丙基、七个苯基的单官能团POSS(3-氯丙基POSS),并以其作为聚苯乙烯的添加剂,采用化学接枝的方法制备POSS/PS复合材料.利用傅立叶转变红外光谱(FT-IR)、核磁共振(1H-NMR、29Si-NMR)和X-射线衍射(XRD)技术对中间产物和笼型倍半硅氧烷(POSS)/聚苯乙烯(PS)的结构及组成进行了表征.研究表明,POSS分子能成功地接枝到聚苯乙烯主链上,且POSS分子以分子级水平均匀分散在聚苯乙烯基体中.
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