METHOD FOR PURIFYING LONGCHAIN ALKYL PHENOLS AND THE MANNICH ADDUCTS THEREOF

Details for Australian Patent Application No. 2002338401 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors LANGE, Arno; RATH, Hans, Peter; WALTER, Marc

Pub. Number AU-A-2002338401

PCT Number PCT/EP02/04415

PCT Pub. Number WO2002/086037

Priority 101 19 738.1 23.04.01 DE

Filing date 22 April 2002

Wipo publication date 5 November 2002

International Classifications

C10M 159/16 Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution

C07C 037/84 Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

C07C 213/10 Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton

C07C 215/50 Compounds containing amino and hydroxy groups bound to the same carbon skeleton

C07C 039/06 Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 101 19 738.1 23.04.01 DE

17 April 2003 Application Open to Public Inspection

  Published as AU-A-2002338401

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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