Borealis Ag

Abu Dhabi Polymers Co. Ltd (borouge) Llc.

Borealis Gmbh

Abu Dhabi Polymers Co. Ltd (borouge) - Sole Proprietorship L.l.c.

Georg Grestenberger

Susanne Kahlen

Markus Gahleitner

Jingbo Wang

Martina Sandholzer

Klaus Bernreitner

Pauli Leskinen

Katja Ellen Klimke

Daniela Mileva

Claudia Kniesel

Christelle Grein

Petar Emilov Doshev

Hermann Braun

Michael Tranninger

Joachim Fiebig

Norbert Hafner

Thomas Lummerstorfer

Dietrich Gloger

Michael Jerabek

Gregory Potter

Cornelia Anita Tranninger

Henk Van Paridon

Cornelia Kock

Simon Schwarzenberger

Friedrich Berger

Wolfgang Stockreiter

Elisabeth Potter

Antti Tynys

Pavel Shutov

Juliane Braun

Christof Wurnitsch

Erwin Kastner

Klaus Lederer

Gerhard Hubner

Sybille Simon

Andreas Albrecht

Angelica Maëlle Delphine Legras

Wilhelmus Henricus Adolf Sars

Patrick Rover

Anna Hartl

Renate Eckmayr

Anton Sageder

Jochen Kastl

Hansjörg Pramer

Andreas Fuchs

Jürgen Huber

Stefanie Engleder

Robert Gubo

Erich Seitl

Michael Otte

Andreas Jahn

Jeroen Vanhoutte

Ramesh Kumar Selvasankar

Erwin Pirklbauer

Michael Reisecker

Simon Schwarzengerger

Dieter Nicolussi

Lisa Maria Steiner

Shengquan Zhu

Markus Hemmeter

Antti Tyns

Gustaf Tobieson

Martin Rauch

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

The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (HECO), comprising a matrix being a propylene polymer (PP1), an elastomeric propylene copolymer (EPR) being dispersed in said matrix and a nucleating agent (NU). The polypropylene composition (C) further comprises polymeric fibers (PE). The present invention is also directed to a foamed article comprising the polypropylene composition (C) and the use of polymeric fibers (PE) as an impact modifier for a heterophasic propylene copolymer (HECO).

Foamed polypropylene composition comprising polymeric fibers

The present invention relates to a polypropylene composition, an injection molded article comprising the polypropylene composition, a foamed article comprising the polypropylene composition as well as the use of said polypropylene composition for reducing the stiffness reduction factor of a foamed injection molded article by at least 200 as determined by the difference of the flexural modulus measured according to ISO 178 of the non-foamed and foamed injection molded article.

Foamable polypropylene composition

The present invention relates to a polypropylene based composition comprising: (A) from 40.0 to 85.0 wt % of a heterophasic propylene copolymer having a content of xylene cold soluble (XCS) fraction in the range of 15 wt % to 35 wt %, based on the total weight of the heterophasic propylene copolymer; (B) from 5.0 to 15.0 wt % of a random copolymer of propylene with comonomer units selected from ethylene and alpha-olefins having from 4 to 12 carbon atoms which has been polymerized in the presence of a single-site catalyst system and has a melting temperature Tm as measured in differential scanning calorimetry (DSC) of less than 140° C.; (C) from 5.0 to 25.0 wt % of an ethylene copolymer with alpha-olefin comonomer units having from 4 to 12 carbon atoms with a density of from 850 kg/mto 900 kg/m; and (D) from 5.0 to 25.0 wt % of an inorganic filler, wherein the amounts of components (A), (B), (C), and (D) are all based on the total weight amount of the polypropylene based composition, said polypropylene based composition having a melt flow rate (MFR2) as measured at 230° C. and 2.16 kg load in accordance with ISO 1133 in the range of 2.0 g/10 min to 20.0 g/10 min, an article comprising said polypropylene based composition and the use of said copolymer (B) for reducing the paint adhesion failure of an article comprising said polypropylene based composition.

Polypropylene based composition with improved paintability

A heterophasic polypropylene composition (C) comprising: a. 60.0 to 85.0 wt.-% of a first heterophasic propylene ethylene copolymer (HECO1), having: i. 75.0 to 92.0 wt.-% of a CRYSTEX QC crystalline fraction (CF); ii. 8.0 to 25.0 wt.-% of a CRYSTEX QC soluble fraction (SF); iii. an IV(SF) of 2.00 to 4.00 dl/g; b. 5.0 to 20.0 wt.-% of a second heterophasic propylene ethylene copolymer (HECO2), having i. 15.0 to 30.0 wt.-% of a CRYSTEX QC soluble fraction (SF); ii. an IV(SF) of 2.5 to 5.0 dl/g; and c. 5.0 to 20.0 wt.-% of a polymer of ethylene (PE), being selected from an ethylene-based plastomer and an LDPE, having a density in the range from 895 to 925 kg/m; wherein the heterophasic polypropylene composition (C) has an MFR2 in the range from 15.0 to 40.0 g/10 min, and 5.0 to 23.0 wt.-% of a CRYSTEX QC soluble fraction (SF).

Translucent Polyolefin blends achieving excellent impact-stiffness balance and flowability

The present invention is directed to a polypropylene composition (C) a melt flow rate MFR(230° C.) determined according to ISO 1133 in the range of 15 to 40 g/10 min, the use of said polypropylene composition (C) for the production of a foamed article and a foamed article comprising said polypropylene composition (C).

Foamed polypropylene composition

High quality melt-blown webs having improved barrier properties (3rd drop, cm H2O resp. mbar) and a widened process window. The melt-blown webs show a specific chain structure.

High quality melt-blown webs with improved barrier properties

The present invention relates to a polypropylene based composition comprising: (A) from 40.0 to 85.0 wt % of a heterophasic propylene copolymer having a content of xylene cold soluble (XCS) fraction in the range of 15 wt % to 35 wt %, based on the total weight of the heterophasic propylene copolymer; (B) from 5.0 to 15.0 wt % of a terpolymer of propylene with ethylene and 1-butene comonomer units having a melting temperature Tm as measured in differential scanning calorimetry (DSC) of less than 140&#xb0; C.; (C) from 5.0 to 25.0 wt % of an ethylene copolymer with alpha-olefin comonomer units having from 4 to 12 carbon atoms with a density of from 850 kg/mto 900 kg/m; and (D) from 5.0 to 25.0 wt % of an inorganic filler, wherein the amounts of components (A), (B), (C), and (D) are all based on the total weight amount of the polypropylene based composition, said polypropylene based composition having a melt flow rate (MFR2) as measured at 230&#xb0; C. and 2.16 kg load in accordance with ISO 1133 in the range of 2.0 g/10 min to 20 g/10 min, an article comprising said polypropylene based composition and the use of said terpolymer (B) for reducing the paint adhesion failure of an article comprising said polypropylene based composition.

Polypropylene based composition with improved paint ability

Melt-blown fiber comprising two polypropylenes which differ in their molecular weight.

Melt blown web with good water barrier properties

The invention is directed at a polypropylene composition comprising a heterophasic propylene copolymer, a plastomer and an inorganic filler. Furthermore, the invention is directed at an article comprising the polypropylene composition and the use of the polypropylene composition to improve the adhesion performance.

Polymer composition with improved paint adhesion

The present invention relates to a polypropylene composition, an injection molded article comprising the polypropylene composition, a foamed article comprising the polypropylene composition as well as the use of a polypropylene homopolymer (H-PP1) for reducing the 5stiffness reduction factor of a foamed injection molded article by at least 40 as determined by the difference of the flexural modulus measured according to ISO 178 of the non-foamed and foamed injection molded article and compared to an article comprising the same amount of a polypropylene which has been polymerized in the presence of a Ziegler-Natta catalyst.

Foamable polypropylene compositions

The present invention is directed to a heterophasic polypropylene composition (HC) comprising a modified polypropylene composition (mPP), a process for preparing said heterophasic polypropylene composition (HC) and an article comprising said heterophasic polypropylene composition (HC). The present invention is further directed to the use of a composition comprising a peroxide (PO) and a crosslinking agent (CA) to reduce tigerskin of a polypropylene composition (PP).

Polypropylene composition with excellent surface appearance

The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (HECO1) having an intrinsic viscosity (IV) of the xylene soluble fraction (XCS) above 3.5 dl/g, an inorganic filler (F) and a nucleating agent (NU) being a dicarboxylic acid and/or a salt thereof. Further, the present invention is directed to the use of said polypropylene composition (C) for the production of a foamed article as well as a foamed article comprising said polypropylene composition (C). The present invention is also directed to the use of a nucleating agent (NU) being dicarboxylic acid and/or a salt thereof for the reduction of tigerskin of a polypropylene composition.

The present invention is directed to a polypropylene composition (C) comprising a polypropylene matrix, a dispersed phase comprising two different elastomeric ethylene copolymers and an inorganic filler. The present invention is further directed to an article comprising said polypropylene composition (C).

Polypropylene composition with outstanding impact performance

The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer and an inorganic filler, the use of said polypropylene composition (C) for the production of a foamed article and a foamed article obtained from said polypropylene composition (C).

Growing community of inventors

St. Peter in der Au, Austria

Georg Grestenberger