Controllable filler prefloculation using a dual polymer system

Details for Australian Patent Application No. 2008298684 (hide)

Owner Nalco Company

Inventors Cheng, Weiguo; Gray, Ross T.

Agent Shelston IP

Pub. Number AU-A-2008298684

PCT Pub. Number WO2009/036271

Priority 11/854,044 12.09.07 US

Filing date 12 September 2008

Wipo publication date 19 March 2009

International Classifications

D21H 17/69 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/67 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/68 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/18 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

Event Publications

11 March 2010 PCT application entered the National Phase

  PCT publication WO2009/036271 Priority application(s): WO2009/036271

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