Methods to control lipophilic extractives in Acacia wood pulp and fiber

Details for Australian Patent Application No. 2007294743 (hide)

Owner Buckman Laboratories Interational, Inc.

Inventors Covarrubias, Rosa M.; Liputra, Budi

Agent Watermark

Pub. Number AU-B-2007294743

PCT Pub. Number WO2008/033529

Priority 60/844,745 15.09.06 US

Filing date 14 September 2007

Wipo publication date 20 March 2008

Acceptance publication date 15 December 2011

International Classifications

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

D21C 9/08 (2006.01) After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters

D21H 11/00 (2006.01)

D21H 21/02 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 27/00 (2006.01) Special paper not otherwise provided for, e.g. made by multi-step processes

Event Publications

9 April 2009 PCT application entered the National Phase

  PCT publication WO2008/033529 Priority application(s): WO2008/033529

15 December 2011 Application Accepted

  Published as AU-B-2007294743

12 April 2012 Standard Patent Sealed

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