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yoyo5500

木虫 (正式写手)

yoyo

[求助] 【高手指点:关于制备TIO2的若干问题】

在下是菜鸟啊,有若干关于用模板制备TIO2的问题想要请问各位高手~~

1. 如果要调节PH,是在什么时候调节呢?模板剂与钛源混合后么??

2. 一般模板剂与钛源混合后,要搅拌多久啊?陈化几天啊??

3. 凝胶干燥时,一般的使用的温度和干燥时间是多少啊??

4.脱模的时候,一般要煅烧几个小时才能完全除干净啊??


不甚感谢~~
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yoyo5500

木虫 (正式写手)

yoyo

求高手指点~~
2楼2011-10-12 14:00:48
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