Origin of the potential drop over the deposit during electrophoretic deposition

被引:39
作者
Anné, G [1 ]
Neirinck, B [1 ]
Vanmeensel, K [1 ]
Van der Biest, O [1 ]
Vleugels, J [1 ]
机构
[1] Katholieke Univ Leuven, Dept Met & Mat Engn, MTM, B-3001 Heverlee, Belgium
关键词
D O I
10.1111/j.1551-2916.2005.00817.x
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
A model is developed to explain the origin of the potential drop over the deposit during electrophoretic deposition (EPD). The magnitude of the potential drop over the deposit is explained in terms of the ion transport through the deposit, as controlled by the pore potential that is related to the thickness of the electrostatic double layer relative to the pore radius and the magnitude of the surface potential of the powder particles. This model is verified for EPD of Al(2)O(3) powder in ethanol-based suspensions with HNO(3) as a function of the operational pH.
引用
收藏
页码:823 / 828
页数:6
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