INFLUENCE OF THE FOAM FILM TYPE ON THE FOAM DRAINAGE PROCESS

被引:10
|
作者
KHRISTOV, K
EXEROWA, D
机构
[1] Institute of Physical Chemistry, Bulgarian Academy of Sciences, Sofia
关键词
FOAM; FOAM DRAINAGE; FOAM FILMS; PLATEAU BORDERS;
D O I
10.1016/0927-7757(94)03004-9
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 effect of the type of foam films: thin, common black (CBF) and Newtonian black (NBF), on the process of foam drainage is studied. The experimental method employed makes it possible to perform precise hydrodynamic investigations which indicate that the process of foam drainage is influenced by the type of foam films. The difference observed between the rate of drainage of foams with CBF or NBF allowed determination of the critical electrolyte concentration C-el,C-cr of the CBF/NBF transition.
引用
收藏
页码:303 / 309
页数:7
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