Liquid-liquid Couette-Taylor flow investigations

被引:0
作者
Dluska, E [1 ]
Wronski, S [1 ]
机构
[1] Warsaw Univ Sci & Technol, Wydzial Inzynierii Chem & Proc, PL-00645 Warsaw, Poland
来源
INZYNIERIA CHEMICZNA I PROCESOWA | 2004年 / 25卷 / 03期
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中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
ne results of liquid-liquid Couette-Taylor flow (CTF) reactor (contactor) investigations including emulsion and interfacial catalyzed polycondensation have been presented. A stable simple and multiple oil-water emulsions with uniform drop size distribution have been obtained. The mean size of the dispersed phase was in range of 1-2 mum depending on operating conditions. Couette-Taylor flow reactor has successfully been tested for synthesis of polyarylates via interfacial polycondensation of bisphenol in the two-immiscible liquids with catalyst. The high conversion fraction (99%) of bisphenol was obtained. The effect of two-phase flow structure on molecular weight of polyarylates was observed.
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页码:813 / 818
页数:6
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