ELECTROPHORETIC MOBILITY OF COLLOIDAL PARTICLES COATED WITH A LAYER OF ADSORBED POLYMERS

被引:67
作者
OHSHIMA, H [1 ]
NAKAMURA, M [1 ]
KONDO, T [1 ]
机构
[1] SCI UNIV TOKYO,INST COLLOID & INTERFACE SCI,SHINJUKU KU,TOKYO 162,JAPAN
关键词
ELECTROPHORESIS; POLYMER LAYER;
D O I
10.1007/BF00657731
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
A general expression is given for the electrophoretic mobility of a large change colloidal particle coated with a layer of adsorbed charged polymers. A liquid flow within the polymer layer is taken into account. The potential distribution is calculated on the basis of the non-linear Poisson Boltzmann equation. Simple approximate analytic expressions for the electrophoretic mobility are derived for various cases.
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页码:873 / 877
页数:5
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