Use of 2,3-dihydroxynaphthalene-6-sulfonic acid salts as dispersants

Details for Australian Patent Application No. 2006222746 (hide)

Owner Air Products and Chemicals, Inc.

Inventors Distefano, Frank Vito

Agent Pizzeys

Pub. Number AU-B-2006222746

Priority Unknown 21.09.06 US; 60/722,209 30.09.05 US

Filing date 28 September 2006

Wipo publication date 19 April 2007

Acceptance publication date 12 February 2009

International Classifications

B01F 17/12 (2006.01) Use of substances as emulsifying, wetting, dispersing, or foam-producing agents - Sulfonates of aromatic or alkylated aromatic compounds

B01F 17/04 (2006.01) Use of substances as emulsifying, wetting, dispersing, or foam-producing agents

C09D 7/02 (2006.01) Features of coating compositions, not provided for in group   - Use of compounds as anti-settling agents

Event Publications

19 October 2006 Complete Application Filed

  Priority application(s): Unknown 21.09.06 US; 60/722,209 30.09.05 US

19 April 2007 Application Open to Public Inspection

  Published as AU-B-2006222746

12 February 2009 Application Accepted

  Published as AU-B-2006222746

4 June 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under reg. 22.2E(2). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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