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:
Jun. 06, 2017
Filed:
Oct. 22, 2014
Applicant:
Borealis Ag, Vienna, AT;
Inventors:
Alexander Reznichenko, Helsinki, FI;
Noureddine Ajellal, Helsinki, FI;
Pascal Castro, Helsinki, FI;
Irfan Saeed, Helsinki, FI;
Assignee:
BOREALIS AG, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/649 (2006.01); C08F 4/6592 (2006.01); C08F 10/00 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 10/00 (2013.01); C08F 4/649 (2013.01); C08F 4/6592 (2013.01); C08F 4/65912 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01); C08F 2410/01 (2013.01);
Abstract
Process for the preparation of a solid catalyst system comprising the steps of preparing a liquid clathrate comprising a mixing of an aluminoxane, an aromatic compound and an organo-silicon compound, wherein the mol-ratio between the organo-silicon compound and aluminum of the aluminoxane is below 0.1, mixing said liquid clathrate with an organometallic compound obtaining a liquid mixture, and precipitating the solid catalyst system out of said liquid mixture by adding a saturated aliphatic compound to said mixture liquid.