Further improvements in the long-range order of MCM-41 materials

被引:94
作者
Edler, KJ [1 ]
White, JW [1 ]
机构
[1] AUSTRALIAN NATL UNIV,RES SCH CHEM,CANBERRA,ACT 0200,AUSTRALIA
关键词
D O I
10.1021/cm9606033
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Synthetic methods for making an all-silica MCM-41 mesoporous silicate of high long-range order are reported. The product shows up to seven orders of X-ray diffraction and good stability under calcination conditions. The greatest improvement in structure occurs when the pH is held between 9 and 10 during synthesis and the sulfate anion is present.
引用
收藏
页码:1226 / 1233
页数:8
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