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:
Oct. 30, 2018
Filed:
Dec. 15, 2014
Applicant:
Basell Poliolefine Italia S.r.l., Milan, IT;
Inventors:
Tiziano Dall'Occo, Ferrara, IT;
Dario Liguori, Ferrara, IT;
Giampiero Morini, Ferrara, IT;
Gianni Vitale, Ferrara, IT;
Assignee:
Basell Poliolefine Italia S.r.l., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/16 (2006.01); C08F 10/02 (2006.01); C08F 10/00 (2006.01);
U.S. Cl.
CPC ...
C08F 10/02 (2013.01); C08F 10/00 (2013.01);
Abstract
The present disclosure relates to catalyst systems for the polymerization of olefins of the general formula CH═CHR that show improved polymerization activity, wherein R is an alkyl, cycloalkyl or aryl radical having 1-12 carbon atoms, comprising (A) a solid catalyst component comprising Ti, Mg, and halogen, (B) an aluminum alkyl compound, and (C) a halogenated cyclic ether compound.