两步法制备二氧化硅微球的影响因素

功能材料, 2011, 42(4): 734-736.

1.青岛大学,重点实验室培育基地多功能材料所,山东,青岛,266071

2.Department of Chemical & Biomolecular Engineering, National University of Singapore,Singapore 117576

3.青岛大学,重点实验室培育基地多功能材料所,山东,青岛,266071;Department of Chemical & Biomolecular Engineering, National University of Singapore,Singapore 117576

4.青岛大学,重点实验室培育基地多功能材料所,山东,青岛,266071

5.青岛大学,重点实验室培育基地多功能材料所,山东,青岛,266071

基金项目: 国家自然科学基金资助项目(50602028) 山东省自然科学基金资助项目(Y2008A09)

Effect factors in the preparation of silica spheres by two-step method

采用两步法合成的SiO2微球.发现氨水作为催化剂使用量过少时,SiO2微球的表面会不光滑,甚至微球的形状不规则.SiO2微球的大小主要由TEOS的初始用量和二次用量之比决定,给出了SiO2质量百分比和体积比的测量方法.

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