Conversion coatings based on zirconium and/or titanium

I Milošev, GS Frankel - Journal of The Electrochemical Society, 2018‏ - iopscience.iop.org
There is a growing interest in conversion coatings based on titanium and/or zirconium as the
result of the health and environmental issues associated with legacy chromate and …

Chromate-free corrosion protection strategies for magnesium alloys—a review: PART I—pre-treatment and conversion coating

B Vaghefinazari, E Wierzbicka, P Visser, R Posner… - Materials, 2022‏ - mdpi.com
Corrosion protection systems based on hexavalent chromium are traditionally perceived to
be a panacea for many engineering metals including magnesium alloys. However, bans and …

Review of corrosion-resistant conversion coatings for magnesium and its alloys

XB Chen, N Birbilis, TB Abbott - Corrosion, 2011‏ - meridian.allenpress.com
The corrosion susceptibility of Mg and its alloys in humid and aqueous environments limits
their widespread application. The performance of several conversion coating technologies is …

Characterization of trivalent chromium process coating on AA2024-T3

Y Guo, GS Frankel - Surface and Coatings Technology, 2012‏ - Elsevier
Trivalent Chromium Process (TCP) coatings, which have been used recently as an
alternative to chromate conversion coatings (CCCs), have been characterized. The TCP …

Effects of surface treatment of aluminium alloy 1050 on the adhesion and anticorrosion properties of the epoxy coating

SS Golru, MM Attar, B Ramezanzadeh - Applied Surface Science, 2015‏ - Elsevier
The objective of this work is to investigate the effects of zirconium-based (Zr) conversion
coating on the adhesion properties and corrosion resistance of an epoxy/polyamide coating …

Hexafluorozirconic acid based surface pretreatments: Characterization and performance assessment

S Adhikari, KA Unocic, Y Zhai, GS Frankel… - Electrochimica …, 2011‏ - Elsevier
A new phosphate-free pretreatment from Henkel Corp. named TecTalis®, was investigated.
The treatment bath is composed of dilute hexafluorozirconic acid with small quantities of non …

Unraveling the formation mechanism of hybrid Zr conversion coating on advanced high strength stainless steels

M Nabizadeh, K Marcoen, T Kolberg, D Schatz… - Surface and Coatings …, 2022‏ - Elsevier
This research unravels the formation mechanism of a hybrid conversion treatment including
the well-established Zr conversion coating with a silane-based organic additive and Cu …

Initiation and growth of modified Zr-based conversion coatings on multi-metal surfaces

J Cerezo, I Vandendael, R Posner, K Lill… - Surface and Coatings …, 2013‏ - Elsevier
In this work, a new surface pre-treatment based on a modified hexafluorozirconic acid
solution with addition of copper was studied as a replacement of the phosphating process …

Nano-ceramic hexafluorozirconic acid based conversion thin film: Surface characterization and electrochemical study

HE Mohammadloo, AA Sarabi, AAS Alvani… - Surface and Coatings …, 2012‏ - Elsevier
An eco-friendly H2ZrF6-based conversion coating reinforced by nanoceramic metal oxide
particles was used as a protective layer for cold-rolled steel (CRS) substrates. Initially, the …

The electrochemical property of ZrFx-coated Li [Ni1/3Co1/3Mn1/3] O2 cathode material

SH Yun, KS Park, YJ Park - Journal of Power Sources, 2010‏ - Elsevier
Electrochemical and thermal properties of pristine and ZrFx-coated Li [Ni1/3Co1/3Mn1/3] O2
cathode materials are compared. The hydrothermal method is introduced for the fabrication …