Basell Poliolefine Italia S.r.l.

Montell Technology Company Bv

Basell Technology Company B.v.

Basell Poliolefine Italia, S.p.a.

Himont Incorporated

Fabrizio Piemontesi

Giampiero Morini

Gianni Vitale

Luigi Resconi

Marco Ciarafoni

Tiziano Dall'Occo

Simona Guidotti

Dario Liguori

Claudio Cavalieri

Paola Massari

Enrico Albizzati

Roberto Pantaleoni

Gianni Collina

Benedetta Gaddi

Joachim T M Pater

Maurizio Stefano Galimberti

Alessandro Mignogna

Anteo Pelliconi

Ofelia Fusco

Pavel V Ivchenko

Monica Galvan

Giampaolo Pellegatti

Massimo Covezzi

Ilya Nifant'ev

Tiziana Caputo

Giulio Balbontin

Pietro Baita

Diego Brita

Michele Grazzi

Antonio Mazzucco

Stefano Spataro

Caroline Cathelin

Andrea Felisati

Davide Balboni

Romano Mazzocchi

Antonio Cristofori

Vladimir V Bagrov

Angelo Ferraro

Floriano Guglielmi

Lin-Chen Yu

Isabella Maria Vittoria Camurati

Ines Mingozzi

Simona Esposito

Tiziano Dall'occo

Enea Garagnani

Daniele Bigiavi

Maria Silvia Tonti

Davide Tartari

Friederike Morhard

Paolo Vincenzi

Giansiro Prini

Rosa Spoto

Gianpiero Ferraro

Ilya E Nifant'ev

Dino Bacci

Marco Bocchino

Francesca Verrocchio

Maria Fusto

Stefania Milani

Sophia A Toloraya

Joachim TM Pater

Jochemm T M Pater

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 propylene ethylene copolymer having the following features:

Random propylene-ethylene copolymers

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 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 polyolefin composition made from or containing:

Composition comprising propylene-ethylene-1-butene terpolymers

A gas-phase process for the homopolymerization or copolymerization of propylene with other olefins, including carrying out the polymerization in the presence of a catalyst system made from or containing: (a) a solid catalyst component made from or containing Mg, Ti, halogen, an electron donor selected from 1.3-diethers and an olefin polymer in a specific amount; (b) an aluminum alkyl compound and (c) an external electron donor (ED) compound, wherein components (b) and (c) being employed in amounts such that the Al/(ED) molar ratio ranges from about 2 to about 200.

Gas-phase process for the polymerization of propylene

A film made from or containing a polyolefin composition made from or containing:

Film comprising propylene-ethylene-1-butene terpolymers

A catalyst for the homopolymerization or copolymerization of CH&#x2550;CHR olefins, made from or containing the product obtained by contacting:

Catalyst for the polymerization of olefins

Catalyst components component for the (co)polymerization of olefins CH&#x2550;CHR, in which R is a hydrocarbyl radical with 1-12 carbon atoms, optionally in mixture with ethylene, comprising Ti, Mg, Zn, Cl, and an electron donor compound characterized by the fact that more than 50% of the titanium atoms are in the +4 valence state, and that the amount of Zn ranges from 0.1 to 4% by weight based on then total weight of said solid catalyst component.

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

The present disclosure relates to a propylene ethylene copolymer comprising:

The present disclosure relates to a solid catalyst component for the (co)polymerization of olefins CH&#x2550;CHR, in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Ti, Mg, and Cl, and optionally an electron donor compound selected from the group consisting of ethers, amines, silanes, carbamates ketones, esters of aliphatic acids, alkyl and aryl esters of optionally substituted aromatic polycarboxylic acids, diol derivatives chosen among monoesters monocarbamates and monoesters monocarbonates or mixtures thereof, comprising from 0.1 to 50% wt of Bi with respect to the total weight of the solid catalyst component.

The present disclosure relates to a process for the preparation of a porous propylene carried out in the presence of a catalyst system comprising (a) a Ziegler-Natta catalyst containing at least two electron donor compounds, one of which is present in an amount from 50 to 90% by mol with respect to the total amount of donors and selected from succinates, and the other being selected from 1,3 diethers, (b) an aluminum alkyl and comprising the following steps:

Process for the preparation of porous propylene polymers

The present disclosure relates to propylene-ethylene copolymers comprising an ethylene content of 0.1-10% by weight, a molecular weight distribution (MWD), expressed in terms of Mw/Mn, of greater than 3.0 and a xylene soluble (XS) fraction content defined by values that fall below the line given by the equation XS=1.0296&#xb7;e. The propylene-ethylene copolymers advantageously exhibit high transparency and low melting temperatures.

Random propylene-ethylene copolymers and process for their preparation

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Ferrara, Italy

Fabrizio Piemontesi