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:
Oct. 01, 2002
Filed:
Feb. 11, 2002
Applicant:
Inventors:
Roberto Santi, Novara, IT;
Anna Maria Romano, Novara, IT;
Manuela Grande, Vercelli, IT;
Anna Sommazzi, Genoa, IT;
Francesco Masi, Lodi, IT;
Antonio Proto, Novara, IT;
Assignee:
Enichem S.p.A., San Donato Milanese, IT;
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/34 ; C07C 2/26 ;
U.S. Cl.
CPC ...
C07C 2/34 ; C07C 2/26 ;
Abstract
Process for the preparation of 1-hexane consisting in effecting the oligomerization of ethylene in the presence of a catalyst comprising a vanaduim complex having the formula: (arene) VX wherein the term arene represents benzene or mono-, di-, or tri-alkylsubstituted benzene, V is a vanaduim ion with a low wxidation state, and X is an anion selected from non-coordinated anions such as B(Ar) —, AlCl —, carboxylates and sulfonates.