Microstructural characteristics of cerium oxide conversion coatings obtained by various aqueous deposition methods

Materials Characterization

Volumn 54, Issue 1, 2005, Pages 41-48

  Johnson, B Y ^a   Edington, J ^a   Williams, A ^a   O'Keefe, M J ^a  

^a MISSOURI UNIVERSITY OF SCIENCE AND TECHNOLOGY   (United States)

Author keywords

Conversion coatings; Corrosion protection; Phosphate sealing; Transmission electron microscopy

Indexed keywords

CORROSION INHIBITORS; CORROSION PROTECTION; ELECTROLYSIS; ELECTRON DIFFRACTION; HYDRATION; MICROSTRUCTURE; PHOSPHATES; PROTECTIVE COATINGS; TRANSMISSION ELECTRON MICROSCOPY;

CONVERSION COATINGS; DIP-IMMERSION COATINGS; PHOSPHATE SEALING;

CERIUM COMPOUNDS;

EID: 13244268519     PISSN: 10445803     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.matchar.2004.10.006     Document Type: Article

References (22)

1. B.R.W. Hinton Corrosion prevention and chromates: the end of an era? Part 1 Met. Finish. 89 1991 55 61
2. H.R. Garner Upcoming OSHA regulations: Part I. Chromium Plating Surf. Finish. 68 1981 36 38
3. J.W. Bibber An overview of nonhexavalent chromium coversion coatings: Part 1. Aluminum and its alloys and finishing of aluminum and its alloys S. Wernick R. Pinner P.G. Sheasby 5th edition 1987 Finishing Publications Limited and ASM International Materials Park (OH)
4. P.T. Tang, G.B. Nielsen, and P. Moller Molybdate-based alternatives to chromating as a passivation treatment for zinc Plating Surf. Finish. 81 1994 20 23
5. T.W. Cape Phosphate conversion coatings ASM Handbook vol. 13 1990 ASM International Materials Park (OH) 383 388
6. J.W. Bibber A chromium-free conversion coating for aluminum Met. Finish. 91 1993 46 47
7. L. Fedrizzi, F. Deflorian, and P.L. Bonora Corrosion behaviour of fluotitanate pretreated and painted aluminum sheets Electrochim. Acta 42 1997 969 978
8. V. Subramanian, and W.J. van Ooij Silane based metal pretreatments as alternatives to chromating Surf. Eng. 15 1999 168 172
9. F. Mansfeld, and Y. Wang Corrosion protection of high copper aluminum alloys by surface modification Br. Corros. J. 29 1994 194 200
10. L.S. Kasten, J.T. Grant, N. Grebasch, N. Voevodin, F.E. Arnold, and M.S. Donley An XPS study of cerium dopants in sol-gel coatings for aluminum 2024-T3 Surf. Coat. Technol. 140 2001 11 15
11. B.R.W. Hinton, D.R. Arnott, and N.E. Ryan The inhibition of aluminum alloy corrosion by cerous cations Mater. Forum 7 1984 211 217
12. Y. Xingwan, C. Chunan, Y. Zhiming, Z. Derui, and Y. Zhongda Corrosion behavior of rare earth metal (REM) conversion coatings on aluminum alloy LY12 Mater. Sci. Eng., A Struct. Mater.: Prop. Microstruct. Process. 284 2000 56 63
13. F. Mansfeld, S. Lin, S. Kim, and H. Shih Surface modification of Al alloys and Al-based metal matrix composites by chemical passivation Electrochim. Acta 34 1989 1123 1132
14. F. Mansfeld, V. Wang, and H. Shih Development of stainless aluminum J. Electrochem. Soc. 138 1991 L74 L75
15. F. Mansfeld, V. Wang, and H. Shih The Ce-Mo process for the development of a stainless aluminum Electrochim. Acta 37 1992 2277 2282
16. S. Hayes, J.O. Stoffer, T.J. O'Keefe, T. Schuman, S. Patwardhan, and E. Morris SRET evaluation of cerium conversion coatings Polym. Mater. Sci. Eng. 85 2001 140 141
17. E.L. Morris, Use of cerium-based inhibitors in electrochemically deposited coatings for the corrosion protection of aluminum alloys, Ph.D. Thesis, University of Missouri-Rolla, Rolla, USA; (2000).
18. W.G. Fahrenholtz, M.J. O'Keefe, H. Zhou, and J.T. Grant Characterization of cerium-based conversion coatings for corrosion protection of aluminum alloys Surf. Coat. Technol. 155 2002 208 213
19. Stoffer JO, O'Keefe TJ, Lin X, Morris E, Yu P, Sitaram SP. Electrodeposition of cerium-based coatings for corrosion protection of aluminum alloys, U.S. Patent # 5,932,083, August 3, 1999.
20. 2O system J. Electrochem. Soc. 149 2002 C623 C630
21. "Cleaning, Alkaline" Process Specifications 12030 Revision M, McDonnell Douglas (now Boeing), St. Louis, MO; 1994.
22. "Pickling, Aluminum Alloys," Process Specification 12050.1 Revision H, McDonnell Douglas (now Boeing), St. Louis, MO; 1991.