Borealis Ag

Reifenhauser Gmbh & Co Kg Maschinenfabrik

Borealis Gmbh

Fibertex Personal Care A/s

Jingbo Wang

Markus Gahleitner

Klaus Bernreitner

Pauli Leskinen

Johanna Lilja

Friedrich Berger

Petar Emilov Doshev

Peter Niedersüss

Elisabeth Potter

Katja Ellen Klimke

Georg Grestenberger

Joachim Fiebig

Cornelia Anita Tranninger

Luigi Resconi

Hermann Braun

Henk Van Paridon

Stefan Ortner

Carl-Gustaf Ek

Daniela Mileva

Jani Aho

Martina Sandholzer

Wilfried Peter Töltsch

Peter Denifl

Markku Vahteri

Peter Niedersuess

Timo Leinonen

Susanne Kahlen

Torvald Vestberg

Antti Tynys

Alexander Z Voskoboynikov

Sebastian Sommer

Ville Virkkunen

Vyatcheslav V Izmer

Hans-Georg Geus

Claudia Kniesel

Dmitry S Kononovich

Noureddine Ajellal

Vasileios Kanellopoulos

Norbert Reichelt

Yi Liu

Thomas Lummerstorfer

Auli Nummila-Pakarinen

Dietrich Gloger

Floran Prades

Victor Sumerin

Luca Boragno

Patrick Bohl

René Dicke

Franz Ruemer

Luc Monnissen

Meta Cigon

Simon Schwarzenberger

Juliane Braun

Karlheinz Friedrich

Matthias Hoff

Thomas Horill

Wilfried Peter Toltsch

Manfred Gruenberger

Hermann Prokschi

Pavel Shutov

Minna Aarnio-Winterhof

Wilhelmus Henricus Adolf Sars

Anil Sönmez

Patrick Rover

Denis Yalalov

Tung Pham

Davide Tranchida

Antonios Gitsas

Ann Watson

Christian Paulik

Thomas Broch

Clemens Schwarzinger

Gerhard Hubner

Luigi Maria Cristoforo Resconi

Andreas Albrecht

Helmut Puchinger

Lukas Sobczak

Klaus Bretterbauer

Katja Klimke

Andreas Rössler-Czermak

Christian Goetzloff

Jeroen Vanhoutte

Bill Fajardo

Ted Gormanos

Fredrik Bergfors

Thomas Horrill

Anita Luyten

Andreas Meinecke

Lisa Maria Steiner

Max Wachholder

Lionel Delaviere

Dieter Nicolussi

Ramesh Kumar Selvasankar

Peter Wilfried Toltsch

Anna Fait

Satu Rintakari

Markus Zach

The present invention relates to a heterophasic polypropylene composition with an improved property profile, e.g. improved balance of toughness, softness and haze, comprising a heterophasic propylene copolymer and a copolymer of propylene and 1-hexene.

Heterophasic propylene polymer composition with improved property profile

Process for producing a polypropylene comprising the steps of polymerizing the polypropylene in the presence of a metallocene catalyst, visbreaking said polypropylene and subsequently aerating the polypropylene at elevated temperature.

Production of polypropylene with low volatiles

New CCrandom copolymer (RACO), which shows improved sealing behaviour due to low sealing initiation temperature (SIT) and high hot tack force. In addition, the inventive CCrandom copolymer (RACO) shows an excellent sterilization behaviour, i.e. retention of low haze level after sterilization. The present invention is furthermore related to the manufacture of said CCrandom copolymer (RACO) and to its use.

CCrandom copolymer

Multilayer film of at least three layers, one core layer and at least one sealing layer wherein the sealing layer comprises a linear low density polyethylene having a density in the range of 0.915 to 0.925 g/cm, and the core layer comprises a propylene 1-hexene copolymer, said copolymer has an 1-hexene content in the range of 2.0 to 5.0 wt.-% and a xylene soluble fraction in the range of 0.3 to 15.0 wt.-%.

Multilayer film

Blown films based on a blend of a CCrandom copolymer and a C-based plastomer, which combine low scaling initiation temperature (SIT), good optical properties and an improved stiffness/impact balance, and which also show an excellent sterilization behaviour.

Blown films with improved property profile

The present application relates to a polypropylene (PP) composition comprising a) 50.0 to 95.0 wt.-%, based on the total weight of the polypropylene (PP) composition, of a polypropylene (PP) homopolymer being polymerized in the presence of a single-site catalyst and b) 5.0 to 50.0 wt.-%, based on the total weight of the polypropylene (PP) composition, of a mineral filler, to an article comprising the polypropylene (PP) composition as well as the use of the polypropylene (PP) composition for improving the thermo-mechanical properties.

Filled polypropylene (PP) compositions with improved thermo-mechanical properties

The present invention relates to a propylene polymer composition comprising a long chain branched propylene polymer, wherein said propylene polymer composition has a) a xylene hot insolubles (XHU) fraction in an amount of less than 1.0%, based on 5 the total weight amount of the propylene polymer composition, b) a melting temperature Tm of less than 160° C., c) a crystallization temperature Tc of at least 115° C., and d) a F30 melt strength of from 5.0 to less than 30.0 cN, a process for producing said propylene polymer composition by reactive modification of a propylene polymer in the presence of a peroxide, an article comprising said propylene polymer composition and the use of said propylene polymer composition for producing an article.

Long-chain branched propylene polymer composition

The present invention is directed to a polypropylene composition (P) comprising a copolymer (C) of propylene and 1-hexene comprising a first random propylene copolymer (A) of propylene and a 1-hexene, and a second random propylene copolymer (B) of propylene and 1-hexene having a higher 1-hexene content than the first random propylene copolymer (A) as well as a plastomer (PL) being an elastomeric copolymer of ethylene and at least one Cto Cα-olefin. Further, the present invention is directed to an article comprising said polypropylene composition (P) and the use of said polypropylene composition (P) as a sealing layer in a multi-layer film.

Propylene copolymer composition with excellent optical and mechanical properties

Blown films, especially monolayer blown films, with an improved property profile, the blown films comprising at least 95.0 wt % of a specific heterophasic propylene copolymer (TERHECO).

Blown film

A heterophasic polypropylene copolymer having an MFR2 of 0.05 to 20 g/10 min (ISO 1133 at 230° C. with a loading of 2.16 kg) and a melting point (Tm) of 156 to 164° C. (measured by DSC according to ISO 11357) wherein the heterophasic polypropylene copolymer comprises at least the following components: (A) 55.0 to 95.0 wt % of a crystalline fraction (CF) having a comonomer content of 0 to 3.0 wt %; and (B) 5.0 to 45.0 wt % of a soluble fraction (SF) having a comonomer content of 12 to 45 wt %; wherein the intrinsic viscosity (IV) (in decalin at 135° C.) of the soluble fraction (SF) is 2.5 to 11 dl/g, and wherein the amount of crystalline fraction (CF) and the amount of soluble fraction (SF) are determined in 1,2,4-trichlorobenzene at 40° C.

Heterophasic polypropylene copolymers

A heterophasic polyolefin composition comprising 55 to 95 wt.-% based on the total weight of the heterophasic polyolefin composition of a propylene butene random copolymer (A) having an MFR(230° C.) of 0.3 to 100.0 g/10 min and a butene content of 1.5 to 8.0 wt.-%, wherein the propylene butene random copolymer is obtained by a process using a single site catalyst (I) and 5 to 45 wt.-% based on the total weight of the heterophasic polyolefin composition of a copolymer of ethylene (B) having a density in the range of 910 to 935 kg/mand an MFR(190° C.) of 0.5 to 10 g/10 min, wherein the copolymer of ethylene (B) is obtained by a process using a single site catalyst (II).

Heterophasic polyolefin composition

The present invention relates to a heterophasic polyolefin composition and articles produced therefrom with improved mechanical and optical properties, particularly low stress whitening. The present invention further relates to a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom, particularly films, and uses of the heterophasic polyolefin composition. The heterophasic propylene copolymer composition comprises a heterophasic propylene copolymer (HECO) comprising a matrix (M) being a propylene homopolymer (H-PP) and an elastomeric propylene copolymer (EPC) dispersed in said matrix (M), wherein the heterophasic propylene copolymer (HECO) has (a) a melt flow rate MFf¾ (2.16 kg, 230° C.) measured according to ISO 1133 in the range of 5.0 to 25.0 g/10 min, (b) a soluble fraction content (SF) determined by TREF fractionation on CRYSTEX QC, Polymer Char (Valencia, Spain) in the range of 10.0 to 25.0 wt. %, (c) an ethylene content of the soluble fraction content (SF) in the range of from 18 wt. % to less than 39 wt. %, (d) an intrinsic viscosity (IV) determined according to DIN ISO 1628/1 (in decalin at 135° C.) of the soluble fraction (SF) in the range of from 1.5 to 2.5 dl/g, (e) a crystalline fraction content (CF) determined by TREF fractionation on CRYSTEX QC, Polymer Char (Valencia, Spain) in the range of 75 to 90 wt. %, (f) an ethylene content of the crystalline fraction content (CF) of from 0.1 wt. % to 5.0 wt. %, and the heterophasic propylene copolymer composition has a total ethylene content in the range of from 7 to 30 wt. %, determined by quantitative NMR spectroscopy.

Low stress whitening polypropylene composition

The present invention relates to a process for producing a prepolymerized solid Ziegler-Natta catalyst in batch mode, a prepolymerized solid Ziegler-Natta catalyst, a process for producing a propylene polymer using said prepolymerized solid Ziegler-Natta catalyst, a prepolymerized solid Ziegler-Natta catalyst obtained by a process as well as the use of the prepolymerized solid Ziegler-Natta catalyst in a process for producing a propylene polymer.

Process for producing a prepolymerized solid Ziegler-Natta catalyst

Disclosed is a process for producing a propylene polymer composition, which includes (a) polymerizing propylene in the presence of a polymerization catalyst to produce a propylene polymer; (b) recovering the propylene polymer, wherein the recovered propylene polymer has a xylene cold solubles (XCS) fraction in an amount of less than 3.0 wt. % based on the total weight amount of the recovered propylene polymer; (c) extruding the propylene polymer in the presence of a peroxide for introducing long chain branching into the propylene polymer to form a propylene polymer composition; and (d) recovering the propylene polymer composition, wherein the recovered propylene polymer composition of step (d) has a lower melt flow rate MFR(230°° C., 2.16 kg) compared to the recovered propylene polymer of step (b). Also disclosed is an article comprising said propylene polymer composition.

New polypropylene composition which combines low sealing initiation temperature (SIT), low overall migration, good mechanical and optical properties, its use and articles made therefrom.

Polypropylene composition for film sealing layer

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Linz, Austria

Jingbo Wang