USE OF BLOCK COPOLYMERS AS DISPERSANTS FOR AQUEOUS SUSPENSIONS OF SOLIDS

Details for Australian Patent Application No. 2003266281 (hide)

Owner DEGUSSA CONSTRUCTION CHEMICALS GMBH

Inventors KRAUS, Alexander; HUBSCH, Christian; ALBRECHT, Gerhard; GRASSL, Harald; HARTL, Angelika; SCHEUL, Stefanie; KERN, Alfred

Pub. Number AU-A-2003266281

PCT Number PCT/EP03/09005

PCT Pub. Number WO2004/016668

Priority 102 37 286.1 14.08.02 DE

Filing date 13 August 2003

Wipo publication date 3 March 2004

International Classifications

C08F 293/00 Block polymers

C08L 053/00 Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds

Event Publications

18 December 2003 Complete Application Filed

  Priority application(s): 102 37 286.1 14.08.02 DE

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003266281

16 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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