Micron- and nanosized FAU-type zeolites from fly ash for antibacterial applications

被引:31
|
作者
Tosheva, Lubomira [1 ]
Brockbank, Ava [1 ]
Mihailova, Boriana [2 ]
Sutula, Justyna [1 ]
Ludwig, Joachim [2 ]
Potgieter, Herman [1 ]
Verran, Joanna [1 ]
机构
[1] Manchester Metropolitan Univ, Fac Sci & Engn, Manchester M1 5GD, Lancs, England
[2] Univ Hamburg, Mineral Petrog Inst, D-20146 Hamburg, Germany
基金
英国工程与自然科学研究理事会;
关键词
BACTERICIDAL ACTIVITY; NANOCRYSTALLINE NAY; X ZEOLITES; SILVER; CRYSTALLIZATION; CONVERSION; SPECTRA; GLASSES; RANGE;
D O I
10.1039/c2jm33180b
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
The development of procedures for the synthesis of nanosized zeolites from cheap sources in the absence of organic templates is of great industrial importance. In this work, the size of FAU-type zeolites was decreased from micron-to nano-dimensions by reducing the amount of distilled water added to fly ash after alkali fusion. The fly ash zeolites showed high antimicrobial activity after introduction of Cu and Ag, which was associated with the release of Cu/Ag into the medium. This activity of Cu-containing zeolites from fly ash was similar to the activity of Cu-containing zeolites prepared by conventional methods but lower than that of Ag-containing zeolites.
引用
收藏
页码:16897 / 16905
页数:9
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