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Issue:
Effect of Polyvinylidene Fluoride Hollow Fiber Membranes on Mass Transfer of Samarium
Author(s):
LUO Fang
,
ZHANG Feng-Jun
,
LI De-Qian
,
WU Yong-Lie
Pages:
203
-
205
Year:
2000
Issue:
3
Journal:
JOURNAL OF THE CHINESE RARE EARTH SOCIETY
Keyword:
稀土
;
萃取
;
钐
;
聚偏氟乙烯中空纤维膜
;
传质动力学
;
Abstract:
以P507-煤油-HCl-Sm为实验体系,在两种聚偏氟乙烯中空纤维膜器中研究了溶胀性能、反萃酸度对基于水相的总传质系数及中空纤维膜孔径的影响,考察了料液酸度、萃取剂浓度、钐离子浓度与萃取速率的关系,获得了相应的反应级数. 根据界面反应动力学, 得到了速率常数值和动力学方程.
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