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:
Apr. 14, 1992
Filed:
Mar. 20, 1991
Applicant:
Inventors:
Yves Chauvin, Le Pecq, FR;
Dominique Commereuc, Meudon, FR;
Isabelle Guibard, Rueil Malmaison, FR;
Andre Hirschauer, Montesson, FR;
Helene Olivier, Rueil Malmaison, FR;
Lucien Saussine, Croissy sur Seine, FR;
Assignee:
Institut Francais du Petrole, Rueil Malmaison, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
502117 ; 585502 ; 585510 ; 585531 ;
Abstract
A non-aqueous liquid composition with an ionic character resulting from the contacting of at least one alkylaluminum dihalide with at least one quaternary ammonium halide and/or at least one quaternary phosphonium halide, said composition being liquid below 80.degree. C., for example, between -70.degree. and +40.degree. C., is useful as a solvent of catalysts for the dimerization, codimerization and oligomerization of olefins.