Borealis Ag

Borealis Technology Oy

Borealis Gmbh

Petar Emilov Doshev

Jingbo Wang

Markus Gahleitner

Pauli Leskinen

Katja Ellen Klimke

Cornelia Kock

Saeid Kheirandish

Johanna Lilja

Kristin Reichelt

Cornelia Anita Tranninger

Luigi Resconi

Georg Grestenberger

Martina Sandholzer

Bo Malm

Michael Jerabek

Anh Tuan Tran

Elisabeth Potter

Klaus Bernreitner

Kauno Alastalo

Daniela Mileva

Pirjo Jääskeläinen

Claudia Kniesel

Antti Tynys

Hermann Braun

Joachim Fiebig

Friedrich Berger

Yi Liu

Thomas Lummerstorfer

Christelle Grein

Dietrich Gloger

Susana Filipe

Floran Prades

Henk Van Paridon

Tung Pham

Thomas Horill

Gregory Potter

Stefan Schiesser

David Friel

Wilfried Peter Toltsch

Tua Sundholm

Juha Paavilainen

Svein Nenseth

Manfred Gruenberger

Sybille Simon

Geir Johnsen

Bela Pukanszky

Karoly Renner

Markus Hemmeter

Katja Klimke

Béla Pukánszky

Hannu Miettinen

Rao Kona Balakantha

Martin Obadal

Hao Ding

Klaus Bernreiter

Szabolcs Kalmar

Dirk Matthijs

Guenter Gsellmann

Paull Leskinen

Michael Reisecker

Saeid Kheirandisch

Timo Latvakangas

Alfred Menyhard

Béla Pukanszky

Geir Kristian Johnsen Johnsen

Balakantha Rao Kona

Geir Kristian Johnsen

Antti Tyns

Pirjo JÄÄSKELÄINEN

Astrid-Caroline Knall

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

Melt blown web with good water barrier properties

A propylene butylene polymer composition comprising A) a propylene butylene copolymer or a propylene butylene ethylene terpolymer which is&#x2014;free of phthalic acid esters as well as decomposition products thereof; &#x2014;obtained by a Ziegler-Natta catalyst and B) a mixture of at least one particulate and at least one soluble nucleating agent, whereby the propylene butylene polymer composition has&#x2014;a MFR (2.16 kg/210&#xb0; C.) in the range of 12 to 50 g/10 min&#x2014;a tensile modulus (measured on injection moulded test specimens in accordance with ISO 527) of more than 1200 MPa&#x2014;a Tm of more than 150&#xb0; C.&#x2014;an amount of xylene cold soluble (XCS) fraction of less than 7.0 wt.-% and whereby the propylene butylene copolymer includes monomer units derived from a) propylene in an amount of 91-96 wt.-% b) butylene in an amount of 4-9 wt.-% with respect to the total weight of the propylene butylene copolymer. or wherein the propylene butylene ethylene terpolymer includes monomer units derived from a) propylene in an amount of 90-96 wt.-% b) butylene in an amount of 4-9 wt.-% c) ethylene in an amount of not more than 1.0 wt.-% with respect to the total weight of the propylene butylene ethylene terpolymer.

Nucleated C3C4 copolymers and nucleated C3C4C2 terpolymers

The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (RAHECO) and a propylene homopolymer (H-PP) as well as a process for the preparation of said polypropylene composition and a film obtained from said polypropylene composition (C).

Soft and transparent polypropylene composition

The present invention is directed to a polypropylene composition, said polypropylene composition comprising two different polypropylene fractions (PP1) and (PP2), wherein the first polypropylene (PP1) has a weight molecular weight Mw in the range of above 45 kg/mol to below 65 kg/mol and a melting temperature of at least 140&#xb0; C.

Polypropylene composition with improved heat resistance

Polypropylene composition comprising a heterophasic propylene copolymer and a mineral filler, wherein said heterophasic propylene copolymer has a melting temperature in the range of 140 to 155&#xb0; C., a xylene cold soluble content in the range of 20 to 35 wt.-% and a comonomer content of the xylene cold soluble fraction in the range of 18 to 95 wt.-%, wherein further the weight ratio between heterophasic propylene copolymer and the mineral filler is in the range of 2/1 to 4/1.

Polypropylene composition for automotive interior applications

Polymer composition comprising at least one polypropylene homopolymer and/or random copolymer, up to 15 wt % of at least one polyethylene, optionally at least one elastomer in an amount of 8 to 40 wt % and optionally fillers and/or additives in an amount of up to 45 wt % based on the total weight of the final polymer composition with the at least one polyethylene having a density of higher than 940 kg/m3, a content of hexane hot extractables of below 0.80 wt % preferably below 0.60 wt %, most preferably below 0.40 wt % and a copolymer/homopolymer (COHO) ratio measured by Temperature Rising Elution Fraction (TREF) up to 6%.

Low EFO polypropylene composition

Composite comprising a heterophasic propylene copolymer (HECO), a high density polyethylene, a cellulose-based filler and a compatibilizer.

Composite comprising a cellulose-based filler

Heterophasic propylene copolymer for retortability, said copolymer has a comonomer content in the range of 1.5 to 14.0 mol-%; a melting temperature in the range of 140 to 15&#xb0; C. and a xylene cold soluble (XCS) fraction in the range of 10.0 to below 30.0 wt.-%.

Heterophasic propylene copolymer with high melting point

Polypropylene composition which combines low sealing initiation temperature (SIT) and high melting point (T), furthermore showing a broad sealing window, low hexane solubles and good optical properties, like low haze.

Polypropylene composition combining low sealing initiation temperature, low haze, low hexane solubles and improved tear resistance and melting temperature

Heterophasic propylene copolymer comprising a propylene-Cto C&#x3b1;-olefin copolymer as a matrix in which an ethylene-propylene rubber is dispersed, said heterophasic propylene copolymer has good mechanical properties and low extractables.

Heterophasic propylene copolymer with low extractables

A heterophasic propylene ethylene copolymer having an MFRof 0.5 to 100 g/10 m in and obtained using single site catalysis comprising: (i) a propylene homopolymer or propylene ethylene copolymer matrix having up to 4 wt % ethylene; and (ii) an ethylene propylene rubber (EPR) dispersed in the matrix; said heterophasic propylene ethylene copolymer having a xylene cold soluble content (XS) of 20 to 40%; wherein the ethylene content of the xylene cold soluble fraction of said heterophasic propylene ethylene copolymer is between 70 and 90 wt. %; wherein the xylene cold soluble fraction of said heterophasic propylene ethylene copolymer has an intrinsic viscosity (IV) of 3.0 dl/g or more; and wherein the melting enthalpy (&#x394;HM) of the heterophasic propylene ethylene copolymer is between 10 and 30 J/g at a temperature of 0 to 130&#xb0; C.

Heterophasic polypropylene polymer

Propylene homo- or copolymer composition comprising an in-situ reactor blend of a Ziegler-Natta catalysed, nucleated polypropylene (znPP) and a metallocene catalysed polypropylene (mcPP), in a weight ratio in the range of 6:94 to 50:50 (wt % znPP:wt % mcPP), preferably in the range of 10:90 to 44:56 (wt % znPP:wt % mcPP), having an excellent balance between optical properties, mechanical properties, thermal properties and processing properties; a process for its production and the use of a mixture of a Ziegler-Natta catalyst system and a metallocene catalyst system.

In-situ reactor blend of a Ziegler-Natta catalysed, nucleated polypropylene and a metallocene catalysed polypropylene

Blow molded article comprising a propylene copolymer composition, the propylene copolymer composition comprises (a) a propylene copolymer (A) having a comonomer content of 0.1 to 2.5 mol-%, the comonomers are Cto C&#x3b1;-olefins, and (b) a propylene copolymer (B) having a comonomer content of 1.0 to 7.0 mol-%, the comonomers are Cto C&#x3b1;-olefins, wherein further (i) the comonomer content in the propylene copolymer (A) is lower compared to the comonomer content in the propylene copolymer (B), (ii) the propylene copolymer composition has a comonomer content of 0.4 to 5.0 mol-%, the comonomers are Cto C&#x3b1;-olefins.

Blow molded article based on bimodal random copolymer

Blow molded article comprising a propylene copolymer having a MFR(230&#xb0; C.) in the range of more than 2.0 to 12.0 g/10 min, a comonomer content in the range of 4.0 to below 4.0 mol.-%, a melting temperature in the range of 125 to below 143&#xb0; C., and a xylene cold soluble fraction (XCS) in the range of above 15.0 to 40.0 wt.-%.

Blow molded article with good mechanical and optical properties

The present invention relates to a polypropylene which has&#x2014;a melt flow rate MFR(230&#xb0; C., 2.16 kg) of at least 13 g/10 min,&#x2014;an amount of xylene solubles XS of 6.0 wt % or less, and&#x2014;a crystalline fraction, wherein at least 10% of the crystalline fraction melts the temperature range of from 160 to 170&#xb0; C., as determined by the stepwise isothermal segregation technique (SIST).

Polypropylene with living hinge properties

Growing community of inventors

Linz, Austria

Petar Emilov Doshev