Method for encapsulating dissolved color reaction partners of color reaction systems, the capsules obtained according thereto, and their use in color reaction papers

Details for Australian Patent Application No. 2003267383 (hide)

Owner Papierfabrik August Koehler AG

Inventors Pietsch, Gunter

Agent Spruson & Ferguson

Pub. Number AU-B-2003267383

PCT Number PCT/EP03/10396

PCT Pub. Number WO2004/028681

Priority 102 43 921.4 20.09.02 DE

Filing date 18 September 2003

Wipo publication date 19 April 2004

Acceptance publication date 25 October 2007

International Classifications

B01J 13/02 (2006.01) Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for - Making microcapsules or microballoons

B01J 13/10 (2006.01) Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for

B01J 13/16 (2006.01) Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for

Event Publications

8 January 2004 Complete Application Filed

  Priority application(s): 102 43 921.4 20.09.02 DE

20 May 2004 Application Open to Public Inspection

  Published as AU-B-2003267383

25 October 2007 Application Accepted

  Published as AU-B-2003267383

21 February 2008 Standard Patent Sealed

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