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:
Nov. 03, 2009
Filed:
Jun. 16, 2003
Gerard Hillion, Herblay, FR;
Laurent Savary, Carrieres sur Seine, FR;
David Proriol, Le Port Marly, FR;
Christophe Gautreau, Montesson, FR;
Denis Uzio, Simandres, FR;
Helene Olivier-bourbigou, Rueil Malmaison, FR;
Gerard Hillion, Herblay, FR;
Laurent Savary, Carrieres sur Seine, FR;
David Proriol, Le Port Marly, FR;
Christophe Gautreau, Montesson, FR;
Denis Uzio, Simandres, FR;
Helene Olivier-Bourbigou, Rueil Malmaison, FR;
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Abstract
A process for the selective hydrogenation of diolefinic compounds to mono-olefinic compounds uses a catalyst composition comprising at least one salt of a transition metal from groups IB, IIB, VB, VIB, VIIB and VIII of the periodic table, at least one ligand and at least one organometallic reducing agent, optionally in the presence of a non-aqueous ionic liquid selected from the group formed by liquid salts with general formula QA(in which Qrepresents a quaternary ammonium and/or quaternary phosphonium and Arepresents any anion which can form a liquid salt below 90° C.).