Method for the aqueous medium grinding of mineral materials and binders using a reverse emulsion of a polymer of acrylamide with an acrylic monomer

Details for Australian Patent Application No. 2008249749 (hide)

Owner Omya Development AG

Inventors Schoelkopf, Joachim; Gane, Patrick; Hunziker, Philipp

Agent Spruson & Ferguson

Pub. Number AU-A-2008249749

PCT Pub. Number WO2008/139292

Priority 07 290 603.5 11.05.07 EP

Filing date 6 May 2008

Wipo publication date 20 November 2008

International Classifications

C09C 1/02 (2006.01) Treatment of specific inorganic materials other than fibrous fillers - Compounds of alkaline earth metals or magnesium

C09C 3/10 (2006.01) Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties - Treatment with macromolecular organic compounds

Event Publications

7 January 2010 PCT application entered the National Phase

  PCT publication WO2008/139292 Priority application(s): WO2008/139292

17 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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