Patents by Inventor Guy L Debras

Guy L Debras has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Titanated chromium/silica-aluminophosphate catalyst
    Patent number: 6482901
    Abstract: The present invention relates to a chromium/silca-aluminophosphate catalyst, titanated under specific conditions and used for the homopolymerisation or the copolymerisation of ethylene. The polyethylene obtained with this catalyst has a high melt potential and a high shear resistance. The catalyst has a high level of activity.
    Type: Grant
    Filed: January 23, 2001
    Date of Patent: November 19, 2002
    Assignee: Fina Research, S.A.
    Inventor: Guy L Debras
  • Titanated chromium/silica-aluminophosphate catalyst
    Patent number: 6423663
    Abstract: The present invention relates to a chromium/silica-aluminophosphate catalyst, titanated under specific conditions and used for the homopolymerisation or the copolymerisation of ethylene. The polyethylene obtained with this catalyst has a high melt potential and a high shear resistance. The catalyst has a high level of activity.
    Type: Grant
    Filed: January 23, 2001
    Date of Patent: July 23, 2002
    Assignee: Fina Research, S.A.
    Inventor: Guy L Debras