Improved synthesis of ansametallocene and their parent ligands in high yield

Details for Australian Patent Application No. 2005267192 (hide)

Owner Chevron Phillips Chemical Company, LP

Inventors Masino, Albert P.; Martin, Joel L.; Thorn, Matthew G.; Yang, Qing

Agent Davies Collison Cave

Pub. Number AU-A-2005267192

PCT Pub. Number WO2006/012315

Priority 10/876,948 25.06.04 US

Filing date 24 June 2005

Wipo publication date 2 February 2006

International Classifications

C07F 17/00 (2006.01) Metallocenes

C07C 15/067 (2006.01) Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic part

C07F 1/02 (2006.01) Compounds containing elements of the 1st Group of the Periodic System

Event Publications

11 January 2007 PCT application entered the National Phase

  PCT publication WO2006/012315 Priority application(s): WO2006/012315

2 July 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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