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Preparation and Characterization of Nanocrystalline Hard Chromium Coatings Using Eco-Friendly Trivalent Chromium Bath

Authors :
S. Protsenko, V.
O Gordiienko, V.
I. Danilov, F.
C. Kwon, S.
Source :
Journal of Chemistry; 2011, Vol. 8 Issue: 1
Publication Year :
2011

Abstract

A new aqueous sulfate trivalent chromium bath is described. The chromium bath contains formic acid and carbamide as complexing agents. Chromium was deposited at a temperature of 30÷40 oC and a cathode current density of 10÷25 A dm-2. The bath allows obtaining thick (up to several hundred micrometers) hard chromium coatings with nanocrystalline structure. The electrodeposition rate reaches 0.8÷0.9 µm min-1.

Details

Language :
English
ISSN :
20909063 and 20909071
Volume :
8
Issue :
1
Database :
Supplemental Index
Journal :
Journal of Chemistry
Publication Type :
Periodical
Accession number :
ejs28401325
Full Text :
https://doi.org/10.1155/2011/253203