Method and composition for forming a non-chrome conversion coating on steel surface

Details for Australian Patent Application No. 2005282751 (hide)

Owner Chemetall Corp.

Inventors Melzer, Jeff I.; Keys, Andrea; Raab, Michael T.

Agent Davies Collison Cave

Pub. Number AU-B-2005282751

PCT Pub. Number WO2006/028894

Priority 10/933,014 02.09.04 US

Filing date 30 August 2005

Wipo publication date 16 March 2006

Acceptance publication date 21 July 2011

International Classifications

C09D 5/08 (2006.01) Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced - Anti-corrosive paints

C11D 1/722 (2006.01) Surface-active non-soap detergents - Ethers of polyoxyalkylenes having mixed oxyalkylene groups

C11D 3/02 (2006.01) Other compounding ingredients of detergent compositions covered in group -

C11D 11/00 (2006.01) Special methods for preparing compositions containing mixtures of detergents

C23C 22/36 (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 22/83 (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

Event Publications

29 March 2007 PCT application entered the National Phase

  PCT publication WO2006/028894 Priority application(s): WO2006/028894

9 October 2008 Assignment before Grant

  General Electric Company The application has been assigned to Chemetall Corp.

21 July 2011 Application Accepted

  Published as AU-B-2005282751

17 November 2011 Standard Patent Sealed

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