Title:
アルミニウム処理組成物
Document Type and Number:
Japanese Patent JP2011515587
Kind Code:
A
Abstract:
An aqueous conversion coating composition for treating metal substrates such as aluminum, aluminum alloys, zinc, zinc alloys, magnesium, magnesium alloys and steel to provide a conversion coating thereon. The conversion coating composition comprises a) a source of aluminum ions; b) a fluoro compound; c) at least one pH adjuster; d) a source of Group VIB metal ions selected from the group consisting of tungstate ions and trivalent chromium ions; and e) optionally, a preservative. The conversion coating composition provides a corrosion resistant coating on the metal surface and improves the adhesion of subsequently applied layers.
Inventors:
Richard Bower
Michael Malik
Michael Malik
Application Number:
JP2011501862A
Publication Date:
May 19, 2011
Filing Date:
February 19, 2009
Export Citation:
Assignee:
MACDERMID,INCORPORATED
International Classes:
C23C22/40; C23C22/34
Domestic Patent References:
| JP2005520047A | 2005-07-07 | |||
| JP2007177314A | 2007-07-12 | |||
| JP2006509909A | 2006-03-23 | |||
| JP2007051380A | 2007-03-01 | |||
| JP2005206888A | 2005-08-04 | |||
| JP2006519924A | 2006-08-31 | |||
| JPH0770586A | 1995-03-14 | |||
| JP2006515901A | 2006-06-08 | |||
| JP2006517613A | 2006-07-27 |
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda