Reactive cationic resins for use as dry and wet strength agents in sulfite ioncontaining papermaking systems

Details for Australian Patent Application No. 2005319393 (hide)

Owner Hercules Incorporated

Inventors Bakker, Henk; Staib, Ronald Richard; Cyr, Shane; Stevels, Willem Marinus

Agent Spruson & Ferguson

Pub. Number AU-B-2005319393

PCT Pub. Number WO2006/068964

Priority 60/637,848 21.12.04 US

Filing date 15 December 2005

Wipo publication date 29 June 2006

Acceptance publication date 2 September 2010

International Classifications

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

C08F 8/28 (2006.01) Chemical modification by after-treatment

C08F 212/14 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring

C08F 220/34 (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

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

C08F 220/60 (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

C08F 226/04 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen

C08F 226/06 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen

D21H 11/06 (2006.01)

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

D21H 17/38 (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

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

Event Publications

5 July 2007 PCT application entered the National Phase

  PCT publication WO2006/068964 Priority application(s): WO2006/068964

2 September 2010 Application Accepted

  Published as AU-B-2005319393

6 January 2011 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2005319394-Variable water flow and dilution chemical dispenser

2005319388-Electrokinetic device employing a nonNewtonian liquid