LOW-TEMPERATURE ORTHORHOMBIC MONOCLINIC TRANSITION IN AS-SYNTHESIZED MFI SILICEOUS ZEOLITES

被引:13
作者
CHEZEAU, JM
DELMOTTE, L
HASEBE, T
CHANH, NB
机构
[1] FUKUSHIMA UNIV, FAC EDUC, DEPT CHEM, FUKUSHIMA, JAPAN
[2] UNIV BORDEAUX 1, CRISTALLOG & PHYS CRISTALLINE LAB, CNRS, UA 144, F-33405 TALENCE, FRANCE
来源
ZEOLITES | 1991年 / 11卷 / 07期
关键词
SILICEOUS MFI ZEOLITE; PHASE TRANSITION; X-RAY DIFFRACTION; SOLID-STATE NMR;
D O I
10.1016/S0144-2449(05)80179-4
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
On cooling, an as-synthesized MFI siliceous zeolite presents a transition from orthorhombic to monoclinic form, at approximately 175 K. This phase transition is evidenced by several techniques and is similar to that already known in calcined MFI zeolites.
引用
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页码:729 / 731
页数:3
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