Synthesis of Porous Glass Beads and Core-Shell Beads for the Separation of Chiral Anesthetic Gases

被引:5
作者
Muenzner, Maximilian [1 ]
Dornberg, Gregor [1 ]
Kuester, Christian [1 ]
Enke, Dirk [1 ]
机构
[1] Univ Leipzig, Inst Tech Chem, Linnestr 3, D-04103 Leipzig, Germany
关键词
Anesthetic gases; Core-shell beads; Fluidized-bed reactor; Ionotropic gelation; Porous glass beads; INDUCED PHASE-SEPARATION; ION-EXCHANGE; ISOFLURANE; ENANTIOMERS; SAMPLES;
D O I
10.1002/cite.201600053
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
For the separation of chiral anesthetic gases suitable support materials for the selectors are necessary. Due to the controlled texture properties porous glass shows a high potential for such applications. In this study porous glass beads with particle diameters of 40 - 400 mu m and 2 - 4mm could be obtained via a special fluidized-bed reactor and the method of ionotropic gelation. Furthermore, the first core-shell beads on the basis of porous glasses could be synthesized via the combination of an ion-exchange induced phase separation and a selective leaching step. The new materials are characterized by a defined mesoporous shell and a non-porous glass core.
引用
收藏
页码:1761 / 1769
页数:9
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