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

Details for Australian Patent Application No. 2005295505 (hide)

Owner Nalco Company

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

Agent Griffith Hack

Pub. Number AU-B-2005295505

PCT Pub. Number WO2006/044735

Priority 10/966,312 15.10.04 US

Filing date 15 October 2005

Wipo publication date 27 April 2006

Acceptance publication date 22 July 2010

International Classifications

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

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

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

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

Event Publications

3 May 2007 PCT application entered the National Phase

  PCT publication WO2006/044735 Priority application(s): WO2006/044735

22 July 2010 Application Accepted

  Published as AU-B-2005295505

12 May 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). This application has been accepted or advertised accepted. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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