Abstract: 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 MFR2 (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/m3 and an MFR2 (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).

Abstract: The present invention is directed to a layer of an electrical device a photovoltaic module comprising at least one photovoltaic element and at least one layer comprising a polypropylene composition and to the use of a polypropylene composition for producing at least one layer of an element of a photovoltaic module.

Abstract: Living hinge consisting of a polypropylene composition comprising as main component a propylene copolymer having comonomer content in the range of 2.0 to 6.5 mol-% and an alpha-nucleating agent.

Abstract: 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 MFR2 (230°° C., 2.16 kg) compared to the recovered propylene polymer of step (b). Also disclosed is an article comprising said propylene polymer composition.

Abstract: Polypropylene composition containing units derived from 1-butene.

Abstract: The present invention relates to a pipe comprising a polypropylene composition, which comprises a copolymer of propylene with comonomer units derived from 1-butene or 1-hexene and a copolymer of ethylene with comonomer units derived from 1-butene and/or 1-hexene, a process for producing said pipe and the use of said polypropylene composition for the production of a pipe.

Abstract: The invention is directed to an alpha-nucleated polypropylene composition comprising two polypropylenes having different molecular weight and been produced with a metallocene catalyst

Abstract: A propylene-butene random copolymer composition comprising 98 to 99.99 wt % of a propylene-butene random copolymer based on the total weight of the propylene-butene random copolymer composition, and 0.01 to 1 wt % based on the total weight of propylene-butene random copolymer composition of an alpha nucleating agent, the composition having a melt flow rate MFR2 (230° C./2.16 kg) measured according to ISO 1133 in the range of from 20.0 to below 150.0 g/10 min a butene content in the range of from 4.0 to 8.5 wt % based on the total weight of the propylene-butene random copolymer, and a relative amount of <2,1> erythro regio-defects in the range of from 0.01 to 1.2 mol %, determined by quantitative 13C NMR spectroscopy, as described herein.

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

Abstract: New C2C3 random copolymer composition, which shows improved sealing behaviour due to low sealing initiation temperature (SIT) and high hot tack force. In addition, the inventive composition 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 copolymer composition and to its use.

Abstract: The present invention relates to a process for reducing the volatile organic compound (VOC, VDA 278 October 2011) content of a polyolefin composition, the polyolefin composition including a polypropylene homopolymer, a polypropylene copolymer, a polyethylene homopolymer, and/or a polyethylene copolymer, the process comprising the steps of a) subjecting the polyolefin composition having a VOC (VOC, VDA 278 October 2011) content, which is contained in an aeration vessel, to an aeration gas flow, and maintaining said aeration gas flow for an aeration time of 15 hours or less the aeration gas having a minimum temperature of at least 20° C. measured at an inlet of the aeration gas of the aeration vessel, and a maximum temperature of 99° C.

Abstract: A nonwoven fabric (NF) comprising a multilayer structure that comprises: i) at least one meltblown layer (M) comprising melt blown fibers (MBF) comprising a first propylene polymer (PP1) having: a) an amount of 2,1-regiodefects in the range from 0.0 to 0.1 mol-%; and b) a melting temperature Tm in the range from 155 to 170° C., ii) at least one spunbonded layer (S) comprising spunbonded fibers (SBF) comprising a second propylene polymer (PP2) having: a) an amount of 2,1-regiodefects in the range from 0.4 to 1.5 mol-%; and b) a melting temperature Tm in the range from 145 to 160° C. wherein the melting temperature of the first polypropylene polymer Tm (PP1) is at least 5.0° C. higher than that of the second first polypropylene polymer Tm (PP2).

Abstract: The present invention relates to heterophasic polypropylene compositions comprising a propylene homo- or copolymer forming a crystalline fraction as a matrix and an amorphous propylene ethylene elastomer as a soluble fraction dispersed in said matrix. The heterophasic polypropylene compositions further comprise an elastomeric ethylene/alpha-olefin random copolymer. The heterophasic polypropylene compositions have a well-balanced relation between stiffness and impact strength, low volatile and semi-volatile emissions and good processability.

Abstract: 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/cm3, 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.-%.

Abstract: A heterophasic polypropylene composition (PC), comprising: i) from 40.0 to 90.0 wt.-% of a heterophasic C3C2 copolymer (HECO) having an MFR2 of 1.0 to 5.0 g/10 min, a Tm of 149 to 160° C., a CF content of 60.0 to 95.0 wt.-%, a C2(CF) of 0.0 to 2.0 wt.-%, a SF content of 5.0 to 40.0 wt.-% and a C2(SF) of 18.0 to 30.0 wt.-%; and ii) from 10.0 to 60.0 wt.-%, of a C3C4 random copolymer (RACO), having an MFR2 in the range from 0.5 to 15.0 g/10 min and a C4 content in the range from 1.0 to 10.0 wt.-%.

Abstract: A composition obtainable by blending components (A) and (B) (A) 50 to 95 wt.-%, preferably 55 to 90 wt.-%, more preferably 60 to 88 wt.-% of a mixed-plastics polypropylene/polyethylene blend; and (B) 5 to 50 wt.-%. preferably 10 to 45 wt.-%, more preferably 12 to 40 wt.-% of a heterophasic propylene copolymer; whereby all percentages refer to the total composition; a process for producing said composition, an article comprising said composition, the use of said composition for the production of an article, and the use of component (B) in said composition for increasing melt flow rate MFR2 (230° C. 2.16 kg. ISO1133) and the flexural modulus and reducing the VOC and FOG content of said composition.

Abstract: The present invention is directed to a propylene polymer composition comprising (a) at least 90 wt. %, based on the weight of the total propylene homopolymer composition, of a propylene homopolymer having (i) a pentad isotacticity (mmmm) of equal or more than 98.0 mol.-%, determined by quantitative 13C NMR spectroscopy, (ii) a relative amount of <2,1> erythro regio-defects of not more than 0.2 mol.-%, determined by quantitative 13C NMR spectroscopy, as described herein, and (b) a nucleating agent (B) selective for the beta-modification of isotactic polypropylene in an amount of from 0.001 to 1.0 wt. %, based on the weight of the total propylene homopolymer composition, wherein said propylene homopolymer composition has a melt flow rate MFR2 (230° C., 2.16 kg) according to ISO 1133 of 0.1 to 10 g/10 min., a beta-phase content of not less than 80%, measured by wide angle x-ray scattering (WAXS).

Abstract: The present invention relates to a polypropylene composition comprising a crystalline fraction (CF) and a soluble fraction (SF), both determined according to CRYSTEX QC analysis, whereby said soluble fraction (SF)—is present in the polypropylene composition in an amount in the range of 10.0 to 35.0 wt.-%, preferably in the range of 11.0 to 32.5 wt.-%, more preferably in the range of 12.0 to 30.0 wt.-%, based on the total weight of the polypropylene composition, —has an intrinsic viscosity (iV(SF)) of at least 2.0 dl/g, preferably in the range of 2.3 to 4.5 dl/g, more preferably in the range of 2.5 to 4.3 dl/g, and—has an ethylene content (C2(SF)) in the range of 14.0 to 29.0 wt.-%, preferably in the range of 17.0 to 26.0 wt.-%, more preferably in the range of 19.0 to 24.0 wt.

Abstract: Cast film made from terpolymers, and terpolymers containing units derived from propylene, ethylene and 1-butene.

Abstract: Multilayer film of at least three layers, one core layer and at least one sealing layer wherein 5 the sealing layer comprises a linear low density polyethylene having a density in the range of 0.915 to 0.925 g/cm3, and the core layer comprises a propylene 1-hexene copolymer, said copolymer has an 1-hexene content in the range of 4.5 to 8.0 wt.-% and a xylene soluble fraction of more than 10.0 wt.-%.