Paper Title:

Electrophoretic Deposition onto Ionic Liquid Layers

Periodical Key Engineering Materials (Volume 507)
Main Theme Electrophoretic Deposition: Fundamentals and Applications IV
Edited by A. R. Boccaccini, O. Van der Biest, R. Clasen and J.H. Dickerson
Pages 35-40
DOI 10.4028/www.scientific.net/KEM.507.35
Citation Bram Neirinck et al., 2012, Key Engineering Materials, 507, 35
Online since March, 2012
Authors Bram Neirinck, Stijn Schaltin, Hijjit Marzouk, Jan Fransaer, Omer Van der Biest, Jef Vleugels
Keywords Deposit Removal, Electrophoretic Deposition (EPD), Free Standing Objects, Ionic Liquid (IL), Lubrication
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Abstract

Electrophoretic deposition is a promising method for the near net shaping of ceramics if deposit damage during removal from the electrode can be prevented. The latter can be achieved by providing a lubricated interface between electrode and deposit. During application of such a lubricant care must be taken that none of the electrode surface details are lost. Hence thins layers which closely represent the original electrode surface are needed. In the present work electrophoretic deposition of alumina powder on a thin layer of ionic liquid applied on polymer electrodes is described. After deposition this ionic liquid layers serves as a shear plane during the deposit removal. The resulting deposits exhibit a smooth surface quality and high green density. Furthermore experiments show that the ionic liquid can be used as a means for producing electrodes with areas at which deposition is locally prevented.