The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 2005
Filed:
Nov. 14, 2001
Patrick Daniel Yves Behue, Istres, FR;
Gacem Benazzouz, Edinburgh, GB;
Laurent Coupier, Sausset les Pins, FR;
David Heslop, Istres, FR;
Sebastien Huchette, Martigues, FR;
Jean-pierre Isnard, Martigues, FR;
Willy Lemesle, Martigues, FR;
Renaud Viguier, Sete, FR;
Patrick Daniel Yves Behue, Istres, FR;
Gacem Benazzouz, Edinburgh, GB;
Laurent Coupier, Sausset les Pins, FR;
David Heslop, Istres, FR;
Sebastien Huchette, Martigues, FR;
Jean-Pierre Isnard, Martigues, FR;
Willy Lemesle, Martigues, FR;
Renaud Viguier, Sete, FR;
BP Chemicals Limited, London, GB;
Abstract
The present invention relates to a process for the gas-phase (co-)polymerization of olefins in a fluidised bed reactor using a late transition metal catalyst characterised in that the polymerization is performed in the presence of a process aid additive.