Aqueous compositions and their use in the manufacture of paper and paperboard

Details for Australian Patent Application No. 2004225819 (hide)

Owner Ciba Specialty Chemicals Water Treatments Limited

Inventors Ford, Philip A.; Rys, Laurence J.; Donnelly, Simon

Agent Davies Collison Cave

Pub. Number AU-B-2004225819

PCT Pub. Number WO2004/088034

Priority 60/459,835 02.04.03 US; 0401313.2 22.01.04 GB

Filing date 18 March 2004

Wipo publication date 14 October 2004

Acceptance publication date 21 August 2008

International Classifications

C01B 33/26 (2006.01) Silicon

D21H 17/68 (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

D21H 23/04 (2006.01) Processes or apparatus for adding material to the pulp or to the paper

Event Publications

6 October 2005 PCT application entered the National Phase

  PCT publication WO2004/088034 Priority application(s): WO2004/088034

21 August 2008 Application Accepted

  Published as AU-B-2004225819

18 December 2008 Standard Patent Sealed

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