Basell Poliolefine Italia S.r.l.

Basell Poliolefine Italia, S.p.a.

Montell North America Inc.

Himont Incorporated

Montell Technology Company Bv

Equistar Chemicals, LP

Basell Technology Company B.v.

Other

Basell Polyolefine Gmbh

Hinmont Incorporated

Bsell North America Inc.

Remall North America

Giampiero Morini

Gianni Vitale

Dario Liguori

Giulio Balbontin

Fabrizio Piemontesi

Alessandro Mignogna

Simona Guidotti

Tiziano Dall'Occo

Joachim T M Pater

Gianni Collina

Antonio Cristofori

Enrico Albizzati

Marco Ciarafoni

Benedetta Gaddi

Diego Brita

Martin Schneider

Caroline Cathelin

Claudio Cavalieri

Umberto Giannini

Yuri Gulevich

Paola Massari

Reynald Chevalier

Raimondo Scordamaglia

Luisa Barino

Yuri V Gulevich

Roberto Pantaleoni

Ilya Nifant'ev

Pietro Baita

Ofelia Fusco

Giovanni Baruzzi

Maria Di Diego

Igor Kashulin

Lorella Marturano

John Chadwick

Gabriele Mei

Luciano Noristi

Gianni Pennini

Pier C Barbe

Peter A Klusener

Masaki Fushimi

Sandor M Nagy

Gerhardus Meier

Monica Galvan

Anteo Pelliconi

Massimo Covezzi

Anna Fait

Daniele Evangelisti

Davide Balboni

Roberta Pica

Andrea Felisati

Angelo Ferraro

Piero Gessi

Isabella Camurati

Simona Esposito

Elisabetta Barbassa

Maria Fusto

Ronald R Andrea

Hee J Yoo

Francesca Verrocchio

Maria Silvia Tonti

Davide Tartari

Friederike Morhard

Vladimir V Bagrov

Paolo Vincenzi

Giansiro Prini

Lorella Pedriali

Rosa Spoto

Remco Kelder

Van Loon Jan Dirk

Samuel David Arthur

Marc Oliver Kristen

Tiziana Caputo

Harilaos Mavridis

Ulf Schueller

Mark K Reinking

Michele Grazzi

Giuliano Cecchin

Mark F Teasley

Enea Garagnani

Dewey Lynn Kerbow

Matteo Nicolini

Andreas Maus

Daniele Bigiavi

Friedhelm Gundert

Arrigo Arletti

Silvia Soffritti

Debra L Beran

Maclovio Herrera Salinas

Gianpiero Ferraro

Dino Bacci

Marco Fachini

Peter A A Klusener

Jeffrey R Golden

Maria Schmitt

Giuseppina Maria Algozzini

Massimo Cenci

Jan Dirk Van Loon

Stefania Milani

Massimo Cimarelli

A process for preparing a catalyst component made from or containing Mg, Ti, and at least an electron donor compound (ID), including the steps of: (a) reacting a Mg based compound with a Ti compound, having at least a Ti—Cl bond, in an amount such that the Ti/Mg molar ratio is greater than 3 and at a temperature ranging from 0 to 150° C., thereby yielding an intermediate solid catalyst component containing Mg and Ti; and (b) contacting the intermediate solid catalyst component with a gaseous stream containing the electron donor compound (ID) in a gaseous dispersing medium, thereby yielding a final solid catalyst component having an ID/Ti molar ratio ranging from 0.5:1 to 20:1.

Process for the preparation of a catalyst component and components therefrom obtained

A polypropylene composition made from or containing:

Heterophasic propylene copolymers

A solid catalyst component for the polymerization of olefins made from or containing a magnesium halide, a titanium compound having at least a Ti-halogen bond, a first electron donor compound selected from 1,3 diethers (DE), and a second electron donor compound selected from dicarbamates (DC), wherein the first and second electron donor compounds are present in a molar ratio DE:DC ranging from 4.5:1 to 20:1.

Catalyst components for the polymerization of olefins

A catalyst for the polymerization of olefins made from or containing (a) a solid catalyst component containing Mg, Ti and optionally an internal electron donor compound (ID), (b) an aluminum alky compound, and (c) an external electron donor (ED) selected from non-aromatic diazo compounds.

Catalyst for the polymerization of olefins

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti and an electron donor of formula (I) where the Rand Rgroups, equal to or different from each other, are selected from C-Chydrocarbon groups, Rgroup is selected from C-Chydrocarbon groups, Rto Rgroups, independently, are selected from hydrogen or C-Chydrocarbon groups, optionally fused together to form one or more cycles, with the proviso that at least one of Rto Rgroups is a C-Calkyl group.

Catatlyst components for the polymerization of olefins

A propylene ethylene copolymer having the following features:

Random propylene-ethylene copolymers

A solid catalyst component for the polymerization of olefins CH&#x2550;CHR, wherein R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, made from or containing Mg, Ti, Bi, a halogen and an electron donor.

Components and catalysts for the polymerization of olefins

A solid catalyst component for the polymerization of olefins made from or containing Mg, Ti, Cl and at least an electron donor compound which is the reaction product obtained by bringing into contact a Mg compound and a Ti compound having at least a Ti-halogen bond with an electron donor selected from diphenol derivatives.

A solid catalyst component for the polymerization of olefins CH&#x2550;CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, made from or containing Mg, Ti, Bi, halogen and an electron donor obtained from a process including the steps: (a) dissolving a Mg(OR)compound wherein R groups, equal to or different from each other, are C-Chydrocarbon groups optionally containing a heteroatom selected from O, N and halogen, in an organic liquid medium, thereby forming a first liquid mixture; (b) contacting the first liquid mixture (a) with TiCl, thereby forming a second liquid mixture absent a solid phase, and (c) subjecting the second liquid mixture (b) to conditions, whereby solid catalyst particles are formed, wherein (i) a Bi compound and (ii) a bidentate electron donor compound are present in one or more of steps (a) to (c) and/or contacted with the solid catalyst particles obtained from (c).

A propylene 1-hexene copolymer containing from 5.7 to 7.7% by weight of 1-hexene derived units, based upon the total weight of the propylene 1-hexene copolymer, having: a) a solubility in xylene at 25&#xb0; C. ranging from 7.0 wt % to 15.0 wt %, based upon the total weight of the propylene 1-hexene copolymer; b) a melting temperature, measured by DSC ranging from 143.0&#xb0; C. to 148.0&#xb0; C.; c) a Melt Flow Rate (MFR, measured according to ASTM D 1238, 230&#xb0; C./2.16 kg) from 3.5 to 8.0 g/10 min.; and d) a content of 1-hexene derived units in the fraction soluble in xylene at 25&#xb0; C. ranging from 13.5 wt % to 18.5 wt %, based upon the total weight of the soluble fraction.

Propylene copolymers

A catalyst component made from or containing Ti, Mg, chlorine, an amount of a first internal donor selected from esters of aliphatic monocarboxylic acids (EAA), and an amount of a second internal donor selected from cyclic ethers (CE), wherein the EAA/CE molar ratio ranges from 0.02 to less than 20.

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

A multilayer film made from or containing a skin layer made from or containing a polyolefin composition made from or containing: A) from 19 wt % to 50 wt % of a propylene ethylene copolymer having an ethylene derived units content ranging from 1.5 wt % to 6.0 wt % and B) from 50 wt % to 81 wt % of a propylene ethylene 1-butene terpolymer having an ethylene derived units content ranging from 1.5 wt % to 6.0 wt % and 1-butene derived units content of between 4.8 wt % to 12.4 wt %; the sum of the amount of component A) and B) being 100; the composition being characterized by the following features: 

Multilayer film comprising propylene-ethylene-1-butene terpolymers

A catalyst component for the polymerization of olefins, comprising Ti, Mg, halogen, an electron donor (ID) selected from the group consisting of aliphatic cyclic ethers and alkyl esters of aliphatic monocarboxylic acids and a compound of a metal selected from the group consisting of Zn and Cu, wherein the catalyst component is devoid of Zn&#x2014;C or Cu&#x2014;C bonds and the Mg/Ti molar ratio ranges from 4.0 to 50.0.

A polyolefin composition made from or containing:

Composition comprising propylene-ethylene-1-butene terpolymers

A process for the preparation of a solid catalyst component for the homo or copolymerization of olefins, wherein the solid catalyst component is made from or contains Mg, Ti, halogen and an electron donor selected from cycloalkyl ethers, wherein the process includes the steps of (a) dissolving a Mg based compound and a TiClbased compound in a liquid medium further made from or containing a cycloalkyl ether and a compound of formula ROH where Ris a C-Chydrocarbon group, in which the Ti/Mg molar ratio ranges from 0.1 to 0.5, the cycloalkyl ether/Mg ratio ranges from 1 to 4 and the ROH/Mg molar ratio ranges from 1 to 4; and (b) adding, to the solution coming from step (a), SiClin an amount such that the ROH/SiClmolar ratio ranges from 0.5 to 1.5 and maintaining the temperature in the range 50-150&#xb0; C. thereby precipitating the solid catalyst component particles.

Growing community of inventors

Ferrara, Italy

Giampiero Morini