A method for making selectively hydrogenated block copolymers of vinyl aromatic hydrocarbons and conjugated dienes

Details for Australian Patent Application No. 2001286753 (hide)

Owner KRATON Polymers Research B.V.

Inventors Schisla, David K.; De Jong, Wouter; Johnson, Kimberly Ann

Agent Spruson & Ferguson

Pub. Number AU-B-2001286753

PCT Pub. Number WO02/16449

Priority 60227891 25.08.00 US

Filing date 24 August 2001

Wipo publication date 4 March 2002

Acceptance publication date 4 August 2005

International Classifications

C08F 008/04 Chemical modification by after-treatment

Event Publications

4 August 2005 Application Accepted

  Published as AU-B-2001286753

1 December 2005 Standard Patent Sealed

26 April 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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