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:
Mar. 24, 2015
Filed:
Nov. 05, 2010
Gerardus Henricus Josephus Van Doremaele, HN Sittard, NL;
Martin Alexander Zuideveld, Kelmis, BE;
Victor Fidel Quiroga Norambuena, Lanaken, BE;
Alexandra Leblanc, Neerharen, BE;
Gerardus Henricus Josephus Van Doremaele, HN Sittard, NL;
Martin Alexander Zuideveld, Kelmis, BE;
Victor Fidel Quiroga Norambuena, Lanaken, BE;
Alexandra LeBlanc, Neerharen, BE;
LANXESS Elastomers B.V., Geleen, NL;
Abstract
The invention relates to a new catalyst component for the polymerization of olefins comprising a compound of formula CyLMZ, wherein M is a Group 4-6 metal, Z is an anionic ligand, p is the number of anionic ligands, Cy is a mono- or poly-substituted cyclopentadienyl-type ligand and L is a guanidinate ligand of the formula wherein: each A is independently selected from nitrogen or phosphorus and R, R, Rand Rare independently selected from the group consisting of hydrogen, hydrocarbyl, silyl and germyl residues, substituted or not with one or more halogen, amido, phosphido, alkoxy, or aryloxy radicals. The invention also relates to a catalyst system for the polymerization of olefins and a process for the polymerization of at least one olefin having 2 to 20 carbon atoms.