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, 2018
Filed:
Sep. 22, 2015
Basell Poliolefine Italia S.r.l., Milan, IT;
Pietro Baita, Ferrara, IT;
Tiziano Dall'Occo, Ferrara, IT;
Maria Di Diego, Ferrara, IT;
Dario Liguori, Ferrara, IT;
Lorella Marturano, Ferrara, IT;
Gabriele Mei, Ferrara, IT;
Giampiero Morini, Ferrara, IT;
Roberta Pica, Ferrara, IT;
Basell Poliolefine Italia S.r.l., Milan, IT;
Abstract
The present disclosure provides a catalyst system made from or containing: (A) a solid catalyst component made from or containing (i) a titanium compound supported on a magnesium dichloride; (B) an aluminum alkyl compound; and (C) a halogenated organic ester of formula A-COOR, wherein R is a C-Chydrocarbon group and A is a C-Csaturated or unsaturated hydrocarbon group in which at least one of the hydrogen atoms is replaced by a chlorine atom. The present disclosure also provides a process for preparing an olefinic polymer, including a polymerization step of polymerizing an olefin in the presence of the catalyst system. The present disclosure also provides an olefinic polymer made therefrom.