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. 16, 2008
Filed:
Sep. 07, 2004
Applicants:
Simona Guidotti, Malalbergo-Bologna, IT;
Davide Balboni, Ferrara, IT;
Inventors:
Simona Guidotti, Malalbergo-Bologna, IT;
Davide Balboni, Ferrara, IT;
Assignee:
Basell Polyolefine GmbH, Wesseling, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
An isomerization process comprising the step of contacting a slurry or a solution comprising the meso or meso-like form of one or more bridged metallocene compounds of group 4 of the Periodic Table of the Elements having Cor C-like symmetry with an isomerization catalyst of formula (I) [RW]X(I) wherein: W is a nitrogen or a phosphorus atom; R, equal to or different from each other, are C-Chydrocarbon radicals and Xis an halide atom.