Method of making electret articles based on zeta potential

Details for Australian Patent Application No. 2009255525 (hide)

Owner 3M Innovative Properties Company

Inventors Shah, Rahul B.; Schultz, Nathan E.; Li, Fuming B.; Sebastian, John M.; Keough, Justin L.; Japuntich, Daniel A.; Jones, Marvin E.; Chou, Shih-Hung

Agent Freehills

Pub. Number AU-B-2009255525

PCT Pub. Number WO2009/148703

Priority 12/131,770 02.06.08 US

Filing date 14 April 2009

Wipo publication date 10 December 2009

Acceptance publication date 16 February 2012

International Classifications

D06M 13/335 (2006.01) Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with non-macromolecular organic compounds

A62B 18/02 (2006.01) Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes

B01D 39/16 (2006.01) Filtering material for liquid or gaseous fluids - of organic material, e.g. synthetic fibres

Event Publications

23 December 2010 PCT application entered the National Phase

  PCT publication WO2009/148703 Priority application(s): WO2009/148703

16 February 2012 Application Accepted

  Published as AU-B-2009255525

14 June 2012 Standard Patent Sealed

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