采用酸性条件下有机三烷氧基硅烷的水解缩合制备聚倍半硅氧烷.通过富里叶红外光谱(FTIR)、29Si核磁共振谱(29Si NMR)、X射线衍射谱(XRD)、原子力显微镜(AFM)、光学接触角(OCA)等手段对样品的结构和表面进行了测试和表征,研究结果表明随着有机三烷氧基硅烷中取代基的碳原子数目的增加,其相应聚倍半硅氧烷的笼状网状结构比增加,缩合程度降低,涂层的表面粗糙度和水接触角增大.
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