以MeViSiCl2、MeHSiCl2和MeSiCl3为原料,采用先部分水解再氨解的方法制备了硅氧氮陶瓷先驱体.利用FT-IR、1H-NMR、29Si-NMR、GPC以及TGA对聚合物先驱体的结构和热性能进行了表征.结果表明:合成的硅氧氮烷在DCP固化2 h后具有77.7%的陶瓷产率.
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