COBALT(II)-FACILITATED TRANSPORT OF DIOXYGEN IN A POLYSTYRENE MEMBRANE

被引:10
作者
BARNES, MJ [1 ]
DRAGO, RS [1 ]
BALKUS, KJ [1 ]
机构
[1] UNIV FLORIDA,DEPT CHEM,GAINESVILLE,FL 32611
关键词
Membranes--Permeability; Mechanical; -; Polystyrenes; Separation--Equipment;
D O I
10.1021/ja00228a028
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The authors present conclusive evidence to illustrate that reversible binding of O2 to transition-metal O2 carriers can be utilized to facilitate transport of O2 through a solid membrane when such complexes are incorporated into the membrane. The key experiment to establish this concept involves the proper selection of a blank film. The polystyrene-supported CoSDPT type complexes and blanks consisting of nickel(II) derivatives are ideal for demonstrating facilitated transport because of their structural similarity. We also present a procedure for evaluating permeation data, which should find widespread use in this area since it eliminates imperfections that can exist in test and blank membranes. A transport mechanism is discussed in light of these results.
引用
收藏
页码:6780 / 6785
页数:6
相关论文
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