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:
Apr. 02, 2019
Filed:
Mar. 08, 2016
Applicant:
Basell Poliolefine Italia S.r.l., Milan, IT;
Inventors:
Assignee:
Basell Poliolefine Italia S.r.l., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 110/06 (2006.01); C07F 7/28 (2006.01);
U.S. Cl.
CPC ...
C08F 110/06 (2013.01); C07F 7/28 (2013.01);
Abstract
A solid catalyst component which exhibits high activity and stereospecificity in the polymerization of olefins made from or containing Mg, Ti and an electron donor of formula (I) where R and Rare selected from the group consisting of C-Chydrocarbon groups, C-Caryl or alkylaryl groups hydrocarbon groups, optionally containing a heteroatom selected from the group consisting of halogens, P, S, N, and O; Rto Rgroups, equal to or different from each other, are hydrogen, halogen or C-Chydrocarbon groups which can be optionally fused together to form one or more cycles with the proviso that Rand Rcannot join together to form a phenyl ring.