Method for producing a permanent protective layer on precious metal surfaces by coating with solutions based on polysilazane

Details for Australian Patent Application No. 2006208563 (hide)

Owner Clariant International Ltd.

Inventors Liebe, Hubert; Wacker, Andreas; Dierdorf, Andreas; Brand, Stefan

Agent Davies Collison Cave

Pub. Number AU-A-2006208563

PCT Pub. Number WO2006/079451

Priority 10 2005 003 627.9 26.01.05 DE

Filing date 12 January 2006

Wipo publication date 3 August 2006

International Classifications

C09D 183/16 (2006.01) Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only - in which all the silicon atoms are connected by linkages other than oxygen atoms

Event Publications

9 August 2007 PCT application entered the National Phase

  PCT publication WO2006/079451 Priority application(s): WO2006/079451

14 January 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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