Compositions and methods for darkening and imparting corrosion-resistant properties to zinc or other active metals

Details for Australian Patent Application No. 2004245553 (hide)

Owner Metal Coatings International Inc.

Inventors Straka, Brian G.; Dorsett, Terry E.; Guhde, Donald J.; Pearce, Michelle R.

Agent Griffith Hack

Pub. Number AU-A-2004245553

PCT Pub. Number WO2004/108407

Priority 60/476,119 05.06.03 US

Filing date 4 June 2004

Wipo publication date 16 December 2004

International Classifications

B32B 15/04 (2006.01) Layered products essentially comprising metal - comprising metal as the main or only constituent of a layer, next to another layer of a specific substance

C09K 13/04 (2006.01) Etching, surface-brightening or pickling compositions

C23C 22/40 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/68 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/82 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals - After-treatment

C23F 11/00 (2006.01) Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent

Event Publications

22 December 2005 PCT application entered the National Phase

  PCT publication WO2004/108407 Priority application(s): WO2004/108407

11 November 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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