Method of preparing modified diallylN,N-disubstituted ammonium halide polymers

Details for Australian Patent Application No. 2005295503 (hide)

Owner Nalco Company

Inventors Doucette, Cathy; Zagala, Angela P.; Gerli, Alessandra; Shing, Jane Wong B.; Cardoso, Xavier S.; Pruszynski, Przem

Agent Griffith Hack

Pub. Number AU-B-2005295503

PCT Pub. Number WO2006/044733

Priority 10/966,476 15.10.04 US

Filing date 15 October 2005

Wipo publication date 27 April 2006

Acceptance publication date 22 April 2010

International Classifications

D21H 17/45 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

C08F 2/38 (2006.01) Processes - Polymerisation using regulators, e.g. chain terminating agents

D21H 17/52 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/10 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties - Retention agents or drainage improvers

Event Publications

3 May 2007 PCT application entered the National Phase

  PCT publication WO2006/044733 Priority application(s): WO2006/044733

22 April 2010 Application Accepted

  Published as AU-B-2005295503

19 August 2010 Standard Patent Sealed

10 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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