Paper Title:

Triethanolamine as an Additive in the Electrophoretic Deposition of TiTe3O8 Thick Films

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 27-34
DOI 10.4028/www.scientific.net/KEM.507.27
Citation Xin Ming Su et al., 2012, Key Engineering Materials, 507, 27
Online since March, 2012
Authors Xin Ming Su, Ai Ying Wu, Paula M. Vilarinho
Keywords Electrophoretic Deposition (EPD), TiTe3O8 Thick Films, Triethanolamine
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Abstract

A successful electrophoretic deposition (EPD) markedly depends on the stability of the suspension. In this study the role of Triethanolamine (TEA) as a stabilizer in EPD of thick films of TiTe3O8 is presented. TiTe3O8 powders were synthesized via a conventional solid-state-reaction method and dispersed in acetone with and without TEA. The stability of the suspensions was addressed by zeta-potential, UV light and FTIR measurements. The specific adsorption of TEA to TiTe3O8 particles results in a high zeta potential and improved stability of the suspensions, allowing the preparation of high quality TiTe3O8 thick films on Pt coated Si substrates. TiTe3O8 films sintered at 700 oC are dense and homogeneous.