Basell Polyolefine Gmbh

Basell Poliolefine Italia S.r.l.

Bassel Polylefine Gmbh

Basell Poliolefine Gmbh

Gerhardus Meier

Ulf Schueller

Bernd Lothar Marczinke

Iakovos Vittorias

Ulf Schüller

Shahram Mihan

Jens Wiesecke

Harilaos Mavridis

Gerd Mannebach

Andreas Maus

Diana Doetsch

Barbara Gall

Pietro Baita

Elke Damm

Dieter Lilge

Gabriele Mei

Fabiana Fantinel

Volker Dolle

Heinz Vogt

Johannes-Friedrich Enderle

Lorella Marturano

Massimo Covezzi

Joachim Berthold

Manfred Hecker

Reinhard Kuehl

Giuseppe Penzo

Giampiero Morini

Giampaolo Pellegatti

Antonio Mazzucco

Giulia Mei

Roberta Pica

Sameer D Mehta

Harald Schmitz

Maria Di Diego

Gianni Collina

Tiziano Dall'Occo

Rainer Karer

Dario Liguori

Michael W Lynch

Tiziana Caputo

Claudio Fibla

Peter Bisson

Diana Dotsch

Maclovio Herrera Salinas

Rodrigo Carvajal

Phil Pyman

Cees Besems

Diana Dötsch

Michael Olmscheid

Harald Prang

Rainer Sattel

Timo Hees

Lutz-Gerd Heinicke

Michael Schiendorfer

Eric D Day

Pascal Rebmann

Sebastian Wilhelm

Katharina Elsas

Michael Aulbach

Guido Funk

Diego Brita

Martin Schneider

Volker Fraaije

Riccardo Rinaldi

Enrico Balestra

Michael J Lynch

Eleonora Ciaccia

Antonio Ciarrocchi

Maurizio Dorini

Lenka Lukesova

Marco Consalvi

Gianpiero Ferraro

Decio Malucelli

Masaki Fushimi

Lenka Richter-Lukesova

Antonio De Lucia

Albert Weber

Christoph Kiener

Diana (nee Boos) Doetsch

Paolo Capisani

Maclovio Salinas Herrera

Klaus Föttinger

Maclovio Herrara Salinas

Uif Schüller

Lakovos Vittorias

Diana Boos

Shahram Mlhan

Diana DÖTSCH

Ulf SCHÜLLER

Uif Schueller

Stefano Sessa

A polyethylene composition particularly suited for producing blow-molded hollow articles, having the following features:

Polyethylene composition for blow molding having an improved swell behavior

A process for producing a low density polyethylene with modified melt flow index, comprising subjecting to thermal visbreaking a precursor polyethylene (I) comprising 35% by weight or more of LDPE.

Process for modifiyng the melt flow index of low density polyethylene

A process for producing a low density polyethylene with modified melt flow index, comprising subjecting to thermal visbreaking a precursor polyethylene (I) comprising 35% by weight or more of LDPE and blending the so obtained intermediate polyethylene product (II) with an additional polyethylene (III).

A polyethylene composition for producing blown films, made from or containing an ethylene homopolymer or copolymer A) and an ethylene copolymer B) having a MIE value lower than the MIE value of A), the composition having the following features:

Polyethylene composition for films

A polyethylene composition for producing blow-molded hollow articles, having the following features:

Polyethylene composition having environmental stress cracking resistance

Polethylene composition having high swell ratio

A polyethylene composition for producing blow-molded hollow articles, having the following features: 1) a density from 0.945 to 0.958 g/cm, determined according to ISO 1183 at 23&#xb0; C.; 2) a ratio MIF/MI10 from 2 to 10; 3) a &#x3b7;from 200,000 to 800,000 Pa&#xb7;s; 4) a LCBI equal to or lower than 0.80; and 5) a ratio (&#x3b7;/1000)/LCBI equal to or greater than 350.

Polyethylene composition having high swell ratio, fnct and impact resistance

A gas-phase polymerization reactor for the gas-phase polymerization of olefins including a polymerization zone having a recycle line for (a) withdrawing reaction gas from the reactor, (b) leading the reaction gas through a heat-exchanger for cooling, and (c) feeding the reaction gas back to the reactor, wherein the recycle line has the heat-exchanger, a centrifugal compressor having variable guide vanes, and a butterfly valve, and a related process for preparing an olefin polymer in the gas-phase polymerization reactor.

Process for polymerizing olefins in the gas-phase

A process for preparing an ethylene polymer including the step of homopolymerizing ethylene or copolymerizing ethylene with one or more comonomers in a gas-phase polymerization reactor including a riser unit wherein growing polymer particles flow upwards under fluidization, fast fluidization or transport conditions and a downcomer wherein growing polymer particles flow downward in a densified form, wherein the hold-up of polymer particles in the downcomer is from 55 wt. % to 80 wt. % of the total hold-up of polymer particles in the gas-phase polymerization reactor.

Olefin polymerization process in a gas-phase reactor comprising a riser unit and a downcomer

Process for preparing an olefin polymer including the step of polymerizing an olefin in the presence of a polymerization catalyst and hydrogen as molecular weight regulator in a gas-phase polymerization reactor to yield growing polymer particles, the reactor including three or more polymerization zones and at least two thereof are sub-zones of a polymerization unit wherein the growing polymer particles flow downward in a densified form and at least one polymerization zone has a ratio of hydrogen to the sum of olefins which is a factor of at least 1.5 lower than the ratio of hydrogen to the sum of olefins in the polymerization zone having the highest ratio of hydrogen to the sum of olefins and a factor of at least 1.5 higher than the ratio of hydrogen to the sum of olefins in the polymerization zone having the lowest ratio of hydrogen to the sum of olefins.

Olefin polymerization process in a gas-phase reactor having three or more polymerization zones

Polyethylene composition for blow molding having high stress cracking resistance

A polyethylene composition having the following features:

A polyethylene composition having the following features: The polyethylene composition can be used to produce pipes and films.

Polyethylene composition having high mechanical properties and processability

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Frankfurt-am-Main, Germany

Gerhardus Meier