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. 11, 2008
Filed:
Dec. 18, 2002
Peter Denifl, Gries am Brenner, AT;
Erik Van Praet, Västra Frolunda, SE;
Michael Bartke, Järvenpää, FI;
Marita Oksman, Helsinki, FI;
Marja Mustonen, Koskenkylän Saha, FI;
Thomas Garoff, Helsinki, FI;
Kari Pesonen, Monninkylä, FI;
Peter Denifl, Gries am Brenner, AT;
Erik Van Praet, Västra Frolunda, SE;
Michael Bartke, Järvenpää, FI;
Marita Oksman, Helsinki, FI;
Marja Mustonen, Koskenkylän Saha, FI;
Thomas Garoff, Helsinki, FI;
Kari Pesonen, Monninkylä, FI;
Borealis Technology OY, Porvoo, FI;
Abstract
The invention provides a process for producing an olefin polymerization catalyst, comprising an organometallic compound of a transition metal or of an actinide or lanthanide, in the form of solid catalyst particles, comprising forming a liquid/liquid emulsion system which comprises a solution of one or more catalyst components dispersed in a solvent immiscible therewith; and solidifying said dispersed phase to convert said droplets to solid particles comprising the catalyst and optionally recovering said particles.