采用自由基溶液聚合法与溶胶凝胶法相结合,通过乙烯基三甲氧基硅烷(VTMS)和甲基丙烯酸十二氟庚酯(12FMA)在过氧化笨甲酰(BPO)引发下共聚得到了含氟/硅共聚物,再将其与可溶性淀粉水解缩含制备含氟/硅共聚物接枝淀粉涂膜材料.红外光谱表明,含氟/硅共聚物被成功地接枝到淀粉分子中.当淀粉羟基与共聚物物质的量比为1∶1且接枝反应温度为60℃时,可以获得接枝率为32.3％的含氟/硅共聚物接枝淀粉.与淀粉相比,接枝淀粉涂膜表面自由能明显下降,热稳定性增强.
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