Improved composition and processes for paper production

Details for Australian Patent Application No. 2006235427 (hide)

Owner Nalco Company

Inventors Duggirala, Prasad; Shevchenko, Sergey

Agent Pegasus IP

Pub. Number AU-B-2006235427

PCT Pub. Number WO2006/110751

Priority 60/718,475 19.09.05 US; 60/721,847 29.09.05 US; 11/102,318 08.04.05 US; 11/387,499 23.03.06 US

Filing date 7 April 2006

Wipo publication date 19 October 2006

Acceptance publication date 3 February 2011

International Classifications

D21C 9/00 (2006.01) After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters

D21H 11/00 (2006.01)

D21H 17/15 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/30 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 21/32 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 23/00 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

D21H 23/22 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

Event Publications

18 October 2007 PCT application entered the National Phase

  PCT publication WO2006/110751 Priority application(s): WO2006/110751

3 February 2011 Application Accepted

  Published as AU-B-2006235427

2 June 2011 Standard Patent Sealed

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