Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

Details for Australian Patent Application No. 2005224259 (hide)

Owner Dow Global Technologies Inc.

Inventors Hustad, Phillip D.; Carnahan, Edmund M.; Devore, David D.; Kuhlman, Roger L.; Poon, Benjamin C.; Li Pi Shan, Colin; Wenzel, Timothy T.; Cheung, Yunwa W.; Graf, David D.; Arriola, Daniel J.; Roof, Gordon R.; Stirn, Pamela J.; Stevens, James C.

Agent Spruson & Ferguson

Pub. Number AU-B-2005224259

PCT Pub. Number WO2005/090427

Priority 60/553,906 17.03.04 US

Filing date 17 March 2005

Wipo publication date 29 September 2005

Acceptance publication date 9 September 2010

International Classifications

C08F 2/38 (2006.01) Processes - Polymerisation using regulators, e.g. chain terminating agents

C08F 10/00 (2006.01) Homopolymers or copolymers

C08F 297/08 (2006.01) Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer

C08F 4/659 (2006.01) Polymerisation catalysts

C08F 4/6592 (2006.01) Polymerisation catalysts

C08F 110/02 (2006.01) Homopolymers

C08F 210/16 (2006.01) Copolymers

Event Publications

21 September 2006 PCT application entered the National Phase

  PCT publication WO2005/090427 Priority application(s): WO2005/090427

9 September 2010 Application Accepted

  Published as AU-B-2005224259

13 January 2011 Standard Patent Sealed

13 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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