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. 25, 2014
Filed:
Jun. 21, 2007
Applicants:
Alain Standaert, Brussels, BE;
Jerome Gromada, Waterloo, BE;
David Vandewiele, Strepy-Bracquegnies, BE;
Inventors:
Alain Standaert, Brussels, BE;
Jerome Gromada, Waterloo, BE;
David Vandewiele, Strepy-Bracquegnies, BE;
Assignee:
Total Research & Technology Feluy, Seneffe (Feluy), BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 2/00 (2006.01); C08F 110/06 (2006.01); C08F 4/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the production of propylene polymers in the presence of a Ziegler-Natta catalyst comprising a titanium compound having at least one titanium-halogen bond, and a blend of a diether compound and a succinate compound as internal electron donor, all supported on a magnesium halide in active form, an organoaluminium compound and an optional external donor.