SYNTHESIS AND CHARACTERIZATION OF PALLADIUM CRYSTALLITES INTERCALATED IN MONTMORILLONITE

被引:30
作者
CROCKER, M
BUGLASS, JG
HEROLD, RHM
机构
[1] Koninklijke/Shell-Laboratorium, Amsterdam (Shell Research B. V.), 1003 AA Amsterdam
关键词
D O I
10.1021/cm00025a020
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
Reduction of electrophilic Pd(II) complexes intercalated in montmorillonite under mild conditions (0-degrees-C in MeOH) has been shown to afford highly dispersed metallic palladium, located mainly in the interlamellar regions of the clay. Transmission electron microscopy reveals an unusual platelet morphology for the interlamellar metal particles, suggesting that the clay structure may impose a kinetic constraint on the attainment of a thermodynamically more favorable spherical morphology.
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页码:105 / 109
页数:5
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