Zinc-plated steel material coated with composite film excellent in corrosion resistance, unsusceptibility to blackening, coating adhesion, and alkali resistance

Details for Australian Patent Application No. 2007241748 (hide)

Owner Nippon Steel Corporation

Inventors Kimata, Yoshio; Shindo, Hidetoshi; Amemiya, Toshikazu; Kikuchi, Ikuo; Kuwagaki, Takayuki; Morishita, Atsushi; Takahashi, Akira

Agent Spruson & Ferguson

Pub. Number AU-B-2007241748

PCT Pub. Number WO2007/123276

Priority 2006-116751 20.04.06 JP

Filing date 20 April 2007

Wipo publication date 1 November 2007

Acceptance publication date 16 December 2010

International Classifications

C23C 22/60 (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

C22C 18/04 (2006.01) Alloys based on zinc

C22C 21/10 (2006.01) Alloys based on aluminium - with zinc as the next major constituent

C23C 22/66 (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 28/00 (2006.01) Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and or

Event Publications

13 November 2008 PCT application entered the National Phase

  PCT publication WO2007/123276 Priority application(s): WO2007/123276

16 December 2010 Application Accepted

  Published as AU-B-2007241748

14 April 2011 Standard Patent Sealed

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