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.

Date of Patent:
Jun. 25, 2013

Filed:

Jul. 03, 2008
Applicants:

Christine Bibal, Castres, FR;

Catherine Santini, Collonges au Mont d'Or, FR;

Yves Chauvin, Tours, FR;

Helene Olivier-bourbigou, Saint Genis-Laval, FR;

Christophe Vallee, Sassenage, FR;

Inventors:

Christine Bibal, Castres, FR;

Catherine Santini, Collonges au Mont d'Or, FR;

Yves Chauvin, Tours, FR;

Helene Olivier-Bourbigou, Saint Genis-Laval, FR;

Christophe Vallee, Sassenage, FR;

Assignee:

IFP Energies nouvelles, Rueil-Malmaison Cedex, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/52 (2006.01); C08F 4/64 (2006.01); C08F 4/76 (2006.01); B01J 31/38 (2006.01); C07F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Novel group 4 organometallic compounds, supported on anions by means of at least one covalent metal-oxygen bond, are obtained by reaction of at least one borate or aluminum comprising at least one hydroxy group with at least one group 4 transition metal compound. These compounds are used in a catalytic composition implemented in an olefin oligomerization or polymerization method.


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