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yof86109

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[求助] TiO2/PVDF复材在TGA分析下的产物是什麼?

有查到文献似乎PVDF分解出的HF会和TiO2反应形成TiF4,导致残余量提升的情形。

我的问题是"TiF4在网上查大概2.300度就升华了怎么会在TGA(8.900度)后还会贡献到残余量的部分"。

TiF4(l) + H2O(l) = TiO2(s) + HF(g)

如果不是文献所讲的,那请问为什么纯PVDF在加上TiO2后残余量会不成比例提升的现象(加入1wt%残余量不只提升1wt%) ?

[ Last edited by congqin312 on 2013-11-28 at 11:24 ]
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