HYDROPHOBICALLY MODIFIED POLYMERS CONTAINING VINYLAMINE UNITS OR ETHYLENIMINE UNITS, METHOD FOR THE PRODUCTION THEREOF, AND THEIR USE AS RETENTION AGENTS

Details for Australian Patent Application No. 2003232798 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors CHAMP, Simon; MAHR, Norbert; GRIMM, Gunther; BRAIG, Volker

Pub. Number AU-A-2003232798

PCT Number PCT/EP03/05233

PCT Pub. Number WO2003/099880

Priority 102 23 279.2 24.05.02 DE

Filing date 19 May 2003

Wipo publication date 12 December 2003

International Classifications

C08F 008/00 Chemical modification by after-treatment

C08G 081/02 Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers

C08G 085/00 General processes for preparing compounds provided for in this subclass

Event Publications

28 August 2003 Complete Application Filed

  Priority application(s): 102 23 279.2 24.05.02 DE

5 February 2004 Application Open to Public Inspection

  Published as AU-A-2003232798

10 February 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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