[求助] MgAl水滑石尿素水热法合成尿素用量怎么确定？已有5人参与

2楼: Originally posted by wangtehua at 2014-08-17 08:11:45
Homogeneous Precipitation of Uniform Hydrotalcite Particles
Makoto Ogawa and Hiroshi Kaiho, Langmuir, 2002, 18, 4240-4242

4楼: Originally posted by liwentao2010 at 2014-08-17 14:27:46
一般性的共沉淀化学合成法中，尿素与NaOH功能类似，调到指定pH即可

6楼: Originally posted by _xmg at 2014-08-17 16:32:40
那就查查文献啊，具体点

8楼: Originally posted by liwentao2010 at 2014-08-18 00:34:34
共沉淀有用尿素调节的，但是也采用了水热协助促进大颗粒晶体的形成。尿素有调节碱性与还原性能，一般合成无强氧化性的物质中尿素主要呈现碱性特性。...

10楼: Originally posted by 许愿星许愿星 at 2014-08-27 15:17:03
我也在做尿素水热法，英文文献文献上说是铝的七倍

12楼: Originally posted by 许愿星许愿星 at 2014-08-29 08:02:03
还没做xrd，你把温度调低试试
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