Electrophoretic deposition of polyetherimide from an aqueous emulsion: optimisation of some deposition parameters

Qariouh, Houssain;Raklaoui, Nabil;Schué, François;Schué, Rossitza;Bailly, Christian
(1999) Polymer International — Vol. 48, n° 12, p. 1183-1192 (1999)

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  • Qariouh, HoussainUniv Montpellier 2
    Author
  • Raklaoui, NabilUniv Montpellier 2
    Author
  • Schué, FrançoisUniv Montpellier 2
    Author
  • Schué, RossitzaUniv Montpellier 2
    Author
  • Bailly, Christianorcid-logoUCLouvain
    Author
Abstract
A systematic study was carried out to investigate the cataphoretic electrodeposition of polyetherimide from an aqueous medium onto an electrically conductive support (aluminum, steel mesh). The subsequent re-imidisation steps were also investigated. The yield and quality of deposited polyetherimide were found to be strongly dependent upon a number of formulation variables that are closely related to the emulsion composition and electrodeposition conditions. A polymer modified to 70% with methylpiperazine and quaternised to 50% with lactic acid gave a stable emulsion at 6% w/w (seven days at 4-5 degrees C). Maximum rate of deposition was obtained with an initial current density of 10 mA cm(-2) in the voltage range of 40-68 V.
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Qariouh, H., Raklaoui, N., Schué, F., Schué, R., & Bailly, C. (1999). Electrophoretic deposition of polyetherimide from an aqueous emulsion: optimisation of some deposition parameters. Polymer International, 48(12), 1183-1192. https://doi.org/10.1002/(SICI)1097-0126(199912)48:12<1183::AID-PI269>3.0.CO;2-4 (Original work published 1999)