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. 22, 1991
Filed:
Oct. 31, 1989
Applicant:
Inventor:
Dan E Hendriksen, Kingwood, TX (US);
Assignee:
Exxon Chemical Patents Inc., Linden, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; B01J / ;
U.S. Cl.
CPC ...
585513 ; 502104 ; 502117 ; 585521 ; 585527 ;
Abstract
A substantially hydrogen chloride-free active catalyst system for dimerization and codimerization of alpha-olefins. The catalyst system includes, as one catalyst, a complex of a tungsten salt and an aniline, and, as a second catalyst, an alkyl aluminum halide.