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:
Dec. 31, 2002
Filed:
Apr. 04, 2000
Robert Timothy Stibrany, Long Valley, NJ (US);
Michael Gerard Matturro, Lambertville, NJ (US);
Stephen Zushma, Clinton, NJ (US);
Abhimanyu Onkar Patil, Westfield, NJ (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
The invention is directed towards a composition comprising the formula LMX(X′) wherein n equals 0 or 1; X and X′ are independently selected from the group consisting of halides, hydride, triflate, acetates, borates, C through C alkyl, C through C alkoxy, C through C cycloalkyl, C through C cycloalkoxy, aryl, thiolates, carbon monoxide, cyanate, olefins, and any other moiety into which a monomer can insert; M is selected from the group consisting of nickel, palladium, and platinum and L is a nitrogen-containing bidentate ligand with more than two nitrogen atoms. The composition possesses a tetrahedral or pseudo-tetrahedral structure. The invention also provides a method for using the composition in conjunction with an activating cocatalyst to form short chain &agr;-olefins.