Patents Assigned to B.P. Chemicals Ltd.
  • High activity polyethylene catalysts prepared with borates reagents
    Patent number: 7084217
    Abstract: An improved supported Ziegler-Natta catalyst especially useful for olefin polymerisation, the catalyst including a carrier, an organomagnesium compound, a borate compound, and one transition metal compound.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: August 1, 2006
    Assignee: B.P. Chemicals Ltd.
    Inventor: Stephen John Dossett