Process to make polycarbonate from bismethylsalicylcarbonate

Details for Australian Patent Application No. 2005289952 (hide)

Owner General Electric Company

Inventors Silvi, Norberto; Nisoli, Alberto; McCloskey, Patrick Joseph; Giammattei, Mark

Agent Davies Collison Cave

Pub. Number AU-A-2005289952

PCT Pub. Number WO2006/036545

Priority 10/951,574 27.09.04 US

Filing date 13 September 2005

Wipo publication date 6 April 2006

International Classifications

C08G 64/30 (2006.01) Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule

B29C 47/76 (2006.01) Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form - Venting or degassing means

C08F 6/06 (2006.01) Post-polymerisation treatments

Event Publications

19 April 2007 PCT application entered the National Phase

  PCT publication WO2006/036545 Priority application(s): WO2006/036545

19 June 2008 Assignment before Grant

  General Electric Company The application has been assigned to SABIC Innovative Plastics IP B.V.

8 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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