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[求助] 四氧化三铁用二氧化硅包裹时TEOS要多少量或比例?滴加速度又是如何?

哪位大神帮忙解决一下:四氧化三铁用二氧化硅包裹时TEOS要多少量或比例?滴加速度又是如何?我做出来的溶液在乙醇和去离子水里面都是悬浮的颗粒状,不是溶液状态,是不是哪里我做错了?我搅拌使用的磁子,陈化24h也是在磁子搅拌下陈化的。是不是要换成超声啊?谢谢大家!!!

[ Last edited by haohaozai222 on 2013-11-21 at 16:38 ]
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