Owner Ciba Specialty Chemicals Water Treatments Limited

Inventors Singh, Michael; Cockcroft, Robert

Agent Davies Collison Cave

Pub. Number AU-B-2005304045

PCT Pub. Number WO2006/050848

Priority 0425101.3 15.11.04 GB

Filing date 3 November 2005

Wipo publication date 18 May 2006

Acceptance publication date 1 April 2010

D21H 17/20 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

C08F 220/56 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

D21H 17/35 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/37 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/20 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

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

D21H 21/16 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

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