Borealis Ag

Borealis Gmbh

Hermann Braun

Markus Gahleitner

Susanne Kahlen

Katja Ellen Klimke

Jingbo Wang

Hermann Prokschi

Klaus Bernreitner

Daniela Mileva

Yi Liu

Wolfram Stadlbauer

Christophe Salles

Johanna Lilja

Anh Tuan Tran

Davide Tranchida

Antonios Gitsas

Susana Filipe

Franciscus Jacobs

Angelica Maëlle Delphine Legras

Gerhard Hubner

Pauli Leskinen

Petar Emilov Doshev

Martina Sandholzer

Kristin Reichelt

Norbert Reichelt

Dietrich Gloger

Michael Jerabek

Thomas Lummerstorfer

Wolfgang Stockreiter

Luca Boragno

Johannes Wolfschwenger

Doris Machl

Ann Watson

Meta Cigon

Erwin Kastner

Udo Muster

Antonis Gitsas

Tuan Anh Tran

Andreas Albrecht

Karoly Renner

Lukas Sobczak

Bela Pukanszky

Andreas Fuchs

Elke Pachner

Juha Yli-Peltola

Elisabeth Ribarits

Kurt Stubenrauch

Christian Goetzloff

Mahdi Abbasi

Angelica Legras

Andreas Rössler-Czermak

Katja Klimke

Rebeca Reguillo Carmona

Sascha Kaltenbacher

Béla Pukánszky

Thomas Hager

Gennaro Signorelli

Gisela Lehner

Sanna Martin

Alexander Standler

Juha Yli-peltola

Tiina Suikkanen

Bill Fajardo

Lionel Delaviere

Fredrik Bergfors

Szabolcs Kalmar

Ted Gormanos

Peter Denifl

Frank Schroder

Ulrich Schreider

Katrin Hofstadler

Susanne Margarete Kahlen

Antti Tapio Tynys

Francisco Saccetti

Vitor Barroso

Bernhard Knogler

Gahleitner Gahleitner

Frank SCHRÖDER

Ulrich Schreieder

Hermann Prockschi

Andreas Haider

Vasileios Touloupidis

Emmanuel Boissard

Quang Manfred Bachtrod

Gisela Karin Lehner

Giovanni Federico Benedetti

Markus Kralicek

Philip Knapen

Manfred Bachtrod

Provided is a polyolefin composition including a blend of recycled plastic material including polyproplyene and polyethylene, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; glass fibres; talc; at least one coupling agent; and at least one impact modifier. The polyolefin composition has a tensile modulus of at least 4 GPa, and an impact strength of at least 10 kJ/m.

Reinforced polyolefin composition comprising recycled plastic material

A mixed-plastic-polyethylene composition having a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.1 to 0.9 g/10 min and a density of from 956 kg/mto 970 kg/mcomprising recycled polyolefin.

Upgraded polyethylene for jacketing

Polyolefin (PO) compositions derived from post-consumer recyclate (PCR) PO based materials having well balanced properties with regards to mechanical performance, low crystallization temperature, dimensional stability, and workability.

Compositions derived from post-consumer recyclates based materials with low crystallization temperature

A composition suitable for automotive application obtainable by blending at least components (A), (B) and (C): (A) 15 wt.-% to 50 wt.-%, preferably 17 to 47 wt.-%, more preferably 18 to 45 wt.-% of a mixed-plastics polypropylene blend; (B) 10 wt.-% to 60 wt.-%, preferably 15 to 55 wt.-%, more preferably 17 to 52 wt.-% of a first heterophasic propylene copolymer; and (C) 5 wt.-% to 25 wt.-%, preferably 7 to 22 wt.-%, more preferably 8 to 20 wt.-% of an inorganic filler.

Polypropylene composition for interior automotive applications

A composition suitable for automotive application obtainable by blending at least components (A), (B), (C) and (D): (A) 15 wt.-% to 50 wt.-%, preferably 18 to 44 wt.-%, more preferably 20 to 40 wt.-% of a mixed-plastics polypropylene blend; (B) 20 wt.-% to 50 wt.-%, preferably 22 to 47 wt.-%, more preferably 25 to 45 wt.-% of a heterophasic propylene copolymer; (C) 5 wt.-% to 25 wt.-%, preferably 7 to 23 wt.-%, more preferably 10 to 22 wt.-% of an ethylene-based plastomer and (D) 5 wt.-% to 25 wt.-%, preferably 7 to 22 wt.-%, more preferably 10 to 20 wt.-% of an inorganic filler.

Polypropylene composition for exterior automotive applications

It is provided a polymer composition including at least the following components A) 40 to 94 wt.-% based on the overall weight of the polymer composition of a polymer blend, including a1) 50 to 95 wt.-% of polypropylene; a2) 5 to 50 wt.-% of polyethylene; C) 3 to 30 wt.-% based on the overall weight of the polymer composition of a compatibilizer being a copolymer of propylene and 1-hexene, including b1) 30 to 70 wt.-% of a first random copolymer of propylene and 1-hexene; and b2) 30 to 70 wt.-% of a second random copolymer of propylene and 1-hexene having a higher 1-hexene content than the first random propylene copolymer b1); 3 to 30 wt.-% of a modifier selected from the group consisting of plastomers, heterophasic polypropylene copolymers different from component B) and mixtures thereof; with the provisos that the weight proportions of components a1) and a2) add up to 100 wt.-%; the weight proportions of components b1) and b2) add up to 100 wt.-%; the weight proportions of components A), B) and C) add up to 100 wt.-%; component A) has a MFR(230° C., 2.16 kg) determined according to ISO 1133 in the range from 1.0 to 50.0 g/10 min; and component B) has a 1-hexene content in the range from 2.0 to 8.0 wt.-%.

Polypropylene-polyethylene composition with improved toughness

A polymer composition including: A) 70-97 wt.-% of a polymer blend, including a1) 50-95 wt.-% polypropylene; a2) 5-50 wt.-% polyethylene; B) 3-30 wt.-% of a copolymer of propylene and 1-hexene, including b1) 30-70 wt.-% of a first random copolymer of propylene and 1-hexene; and b2) 30-70 wt.-% of a second random copolymer of propylene and 1-hexene having a higher 1-hexene content than the first random propylene copolymer b1); the weight proportions of components al) and a2) are 100 wt.-%; the weight proportions of components b1) and b2) are 100 wt.-%; component A) has a MFR2 of from 1.0-50.0 g/10 min; component B) has a 1-hexene content in the range of 2.0-8.0 wt.-% based on the overall weight of component B); and the polymer composition is free from plastomers being an elastomeric copolymer of ethylene and 1-octene having a density of from 0.860-0.930 g/cm.

A polyethylene-polypropylene composition obtainable by blending a) 80 to 97 wt.-% of a blend (A) comprising A-1) polypropylene and A-2) polyethylene, wherein the weight ratio of polypropylene to polyethylene is from 3:7 to 7:3, and wherein blend (A) is a recycled material, which is recovered from a waste plastic material derived from post-consumer and/or industrial waste; and b) 3 to 20 wt.-% of a compatibilizer (B) being a C2C8 plastomer, having—a DSC melting point of below 75° C. (ISO11357); —an MFR(ISO1133, 2.16 kg load at 190° C.) of equal or below 1.5 g/10 min; and—a density of equal or lower than 885 kg/m(ISO1183), wherein the ratio of MFR(blend (A) (ISO1133, 2.16 kg load at 230° C.)/MFR(compatibilizer (B) (ISO1133, 2.16 kg load at 190° C.), is in the range 3.0 to 15; and c) 0 to 1.0 wt.-% of a stabilizer or mixture of stabilizers.

Upgraded recycled polyethylene polypropylene blend

The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a CCCterpolymer. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a CCCterpolymer for improving the impact-stiffness balance and the morphology of the blend (A).

Compatibilization of recycled polyethylene-polypropylene blends

A composition suitable for automotive application obtainable by blending at least components a) to f), or a), b), c), d), C and f) under the proviso that e) is not present a) 12 to 40 wt.-%, preferably 14 to 38 wt. %, more preferably 15 to 35 wt.-% of a first heterophasic polypropylene copolymer (HECO 1) b) 12 to 40 wt.-%, preferably 14 to 38 wt.-%, more preferably 15 to 35 wt.-% of a second heterophasic polypropylene copolymer (HECO 2) c) 15 to 65 wt.-%, preferably 18 to 60 wt.-%, more preferably 20 to 55 wt.-% of a polypropylene-polyethylene blend (A) d) 3.0 to 20 wt.-%, preferably 5.0 to 15 wt.-% and more preferably 6.0 to 15 wt.-% of an inorganic filler e) 0 to 15 wt.-% HDPE f) 0.01 to 4.0 wt.-% of additives.

Low filled automotive polypropylene composition containing recyclates

A composition comprising (A) 18.0 to 60.0 wt.-% of a heterophasic composition (HECO); (B) 7.0 to 55.0 wt.-% of a polypropylene-polyethylene blend (B); (C) 0.0 to 12.0 wt.-% of an HDPE; (D) 2.0 to 12.0 wt.-% of plastomer; and (E) 7.0 to 25.0 wt.-% of talc; wherein the HECO has a Tm of 150 to 159° C., an MFR2 of 20.0 to 120 g/10 min, a CRYSTEX QC crystalline fraction of 79.0 to 91.0 wt.-%, a CRYSTEX QC soluble fraction of 9.0 to 21.0 wt.-%, and an ethylene content of 1.5 to 6.5 mol.-%; blend (B) comprises at least 85.0 wt.-% of polypropylene and at most 15.0 wt.-% of polyethylene and has an MFR2 of 5.0 to 75 g/10 min and an ash content of 0.1 to 3.0 wt.-%; and the plastomer is a C2/C8 or a C2/C4 copolymer having a density of 850 to 900 kg/m3.

Automotive composition

The present invention is directed to a biaxially oriented polypropylene (BOPP) film with improved breakdown strength and to a capacitor comprising an insulation film comprising a layer of the biaxially oriented polypropylene film of the present invention. The present invention is further directed to a process for producing a biaxially oriented polypropylene film. Finally, the present invention is further directed to the use of a biaxially oriented polypropylene film of the present invention as layer of an insulation film of a capacitor. The BOPP film comprises a polypropylene composition, wherein the polypropylene composition comprises a high isotactic homopolymer of propylene and a polymeric α-nucleating agent. The BOPP film has a dielectric breakdown field strength Eb63.2 of at least 595 kV/mm. The process for producing a biaxially oriented polypropylene film comprises the steps of extruding a polypropylene composition to a flat film and orienting the flat film simultaneously in the machine direction and in the transverse direction.

Biaxially oriented polypropylene film with improved breakdown strength

The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a copolymer of 1-butene and ethylene. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a copolymer of 1-butene and ethylene for improving the impact-stiffness balance and the morphology of the blend (A).

Recycled polyethylene-polypropylene blends comprising a compatibilizer

The present invention provides a process for extruding and pelletising a propylene copolymer. The copolymer has a content of comonomer from 5 to 40% by mole, a melt flow rate MFRmeasured at 230&#xb0; C. under a load of 2.16 kg of from 0.5 to 15 g/10 min and a content of cold xylene soluble material of from 20 to 60% by weight. The process comprises extruding the propylene copolymer through a die plate into an underwater pelletiser and cutting strands of the propylene copolymer into pellets in the underwater pelletiser, wherein the ratio of the mass flow rate of the propylene copolymer to the mass flow rate of the cooling water is from 0.020 to 0.060; and the propylene copolymer comprises a polymeric nucleating agent.

Process for producing pellets of copolymers of propylene

The present invention is directed to a process for producing a modified olefin polymer having increased melt strength in an extruder. The process comprising the steps of: (A) contacting a stream comprising particles of an olefin polymer with a vapour stream of a functionally unsaturated compound in vapour phase thereby producing a first mixed stream; (B) passing the first mixed stream to an extruder; (C) melting the polymer particles of the first mixed stream in the extruder; (D) introducing a stream of a free radical generator either into the first mixed stream or into the extruder; and (E) extruding the first mixed stream and the free radical generator at a temperature which is greater than the decomposition temperature of the free radical generator and the melting temperature of the olefin polymer but less than the decomposition temperature of the olefin polymer thereby producing the modified olefin polymer in the extruder.

Process for mixing olefin polymer with reactants

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Linz, Austria

Hermann Braun