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:
Jul. 03, 2007
Filed:
Dec. 18, 2002
Thomas Garoff, Helsinki, FI;
Kari Pesonen, Monninkylä, FI;
Päivi Waldvogel, Porvoo, FI;
Timo V. Laine, Vantaa, FI;
Peter Denifl, Gries am Brenner, AT;
Jarmo Lindroos, Kulloo, FI;
Thomas Garoff, Helsinki, FI;
Kari Pesonen, Monninkylä, FI;
Päivi Waldvogel, Porvoo, FI;
Timo V. Laine, Vantaa, FI;
Peter Denifl, Gries am Brenner, AT;
Jarmo Lindroos, Kulloo, FI;
Borealis Technology Oy, Porvoo, FI;
Abstract
The invention provides a process for producing an olefin polymerization catalyst comprising a catalyst component formed by contacting at least (a) a compound of Group 1 to 3 of the Periodic Table (IUPAC) with (b) a transition metal compound of Group 4 to 10 of the Periodic Table (IUPAC) or a compound of an actinide or lanthanide, in the form of solid catalyst particles, said process comprising: (1) preparing a solution from said compounds; (2) dispersing said solution to a solvent immiscible therewith and inert in relation to said compounds, to obtain an emulsion in which said solution forms the dispersed phase; and (3) solidifying the catalyst component in the dispersed droplets.