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:
Nov. 06, 2001
Filed:
Nov. 10, 1999
Applicant:
Inventors:
Giampiero Morini, Padova, IT;
Giulio Balbontin, Ferrara, IT;
John Chadwick, Ferrara, IT;
Antonio Cristofori, S. M. Maddalena, IT;
Enrico Albizzati, Arona, IT;
Assignee:
Basell Technology Company bv, Hoofddorp, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/649 ; C08F 4/64 ;
U.S. Cl.
CPC ...
C08F 4/649 ; C08F 4/64 ;
Abstract
The present invention relates to a solid catalyst component for the polymerization of olefins CH,═CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising a titanium compound, having at least a Ti-halogen bond and an electron donor compound supported on a Mg halide, in which said electron donor compound is selected from esters of malonic acids of formula (I):