Abstract: The invention relates to a high melt strength polypropylene composition comprising a high melt strength polypropylene and wherein the high melt strength polypropylene composition has a melt strength ?65 cN, wherein the melt strength is determined in accordance with ISO 16790:2005 at a temperature of 200° C., using a cylindrical capillary having a length of 20 mm and a width of 2 mm, a starting velocity v0 of 9.8 mm/s and an acceleration of 6 mm/s2.

Abstract: High melt strength polypropylene composition, wherein the high melt strength polypropylene composition comprises a high melt strength polypropylene, wherein the high melt strength polypropylene composition has a melt strength ?45 cN, more preferably ?50 cN, more preferably ?55 cN, even more preferably ?60 cN, even more preferably ?65 cN, wherein the melt strength is determined in accordance with ISO 16790:2005 at a temperature of 200° C., using a cylindrical capillary having a length of 20 mm and a width of 2 mm, a starting velocity v0 of 9.8 mm/s and an acceleration of 6 mm/s2 and wherein the high melt strength polypropylene composition has a melt flow rate ?1.0 and ?4.0 g/10 min as determined in accordance with ASTM D1238 (2013) at a temperature of 230° C. under a load of 2.16 kg.

Abstract: A polymer composition includes a) ?10 wt % and ?60 wt % of a high melt strength polypropylene, b) ?10 wt % and ?35 wt % of a polyethylene, c) ?10 wt % and ?60 wt % of a first polypropylene, wherein the first polypropylene is chosen from the group of propylene homopolymers, propylene copolymers and/or mixtures thereof, and d) ?0 wt % and ?60 wt % of a second polypropylene, wherein the sum of the high melt strength polypropylene, the first polypropylene and the second polypropylene is ?60 wt % based on the sum of the weight of the high melt strength polypropylene, the polyethylene, the first polypropylene and the second polypropylene. The polyethylene has a density ?940 kg/m3 and ?970 kg/m3 as determined according to ISO 845 (2006).

Abstract: Disclosed is a process for preparation of a propylene-based polymer composition involving the steps of: (a) mixing a propylene-based polymer and a peroxydicarbonate in a mixing device, wherein the mixing takes place at a temperature of ?30° C., wherein the peroxydicarbonate is introduced into the mixing process in a dry form; (b) keeping the mixed composition at a temperature of ?30° C.; (c) feeding the mixed composition into a melt extruder; (d) homogenizing the mixed composition at a temperature where the propylene-based polymer is in solid state during an average residence time of ?6.0 and ?30.0 seconds; (e) further homogenizing the mixed composition at a temperature at which the propylene-based polymer is in the molten state; and (f) extruding the homogenized material from a die outlet of the melt extruder followed by cooling and solidification; wherein the steps (a) through (f) are conducted in that order.

Abstract: The present invention relates to a polymer composition comprising (85-100 wt %) of a propylene copolymer based on the total amount of the polymer composition, wherein the comonomer in the propylene copolymer is selected from moiety derived from ethylene, an ?-olefin having (4) to (20) carbon atoms or a combination thereof, wherein the amount of the comonomer is in the range of (0.50 to 4.5) wt % based on the propylene copolymer, wherein the fraction of melted propylene copolymer in the temperature range from (116 to 151° C.) is in the range from (65 to 90) wt % based on the total weight of the propylene copolymer. The present invention also relates to expanded polypropylene (EPP) beads comprising said polymer composition. The invention further relates to the use of such EPP beads. The invention further relates to a process for preparing such EPP beads. The present invention also relates to an article made from said EPP beads. The invention further relates to the use of such article.

Abstract: The invention is directed to a foamed injection moulded article comprising a foam composition obtained by foaming high density polyethylene having a quotient of melt strength and apparent viscosity >2 cN/K·Pa·s wherein the melt strength is determined as described in ISO 16790:2005 and the apparent viscosity is determined as described in ISO 11443:2014.

Abstract: The invention is directed to a blow molded article. The article comprises at least three layers wherein layer A comprises polymer, layer B comprises a foam composition comprising high density polyethylene having a quotient of melt strength and apparent viscosity>2 cN/k.Pa.s and layer C comprises polymer wherein the layer comprising the foam composition is enclosed between two layers A and C and wherein the melt strength is determined as described in ISO 16790:2005 and the apparent viscosity is determined as described in ISO 11443:2014 and wherein the foam composition is produced with a physically blowing agent.

Abstract: The invention relates to a process to produce irradiated polypropylene granulate wherein granulate comprising 1. a propylene polymer and 2. a vitamin E comprising stabilizer package is irradiated by electron beam radiation.

Abstract: The invention is directed to HDPE having a quotient of melt strength according to ISO 16790:2005 and apparent viscosity according to ISO 11443:2014 (melt strength/apparent viscosity)>2 cN/k·Pa·s and ?30 cN/k·Pa·s. In a preferred embodiment, HDPE with an Ml in the range between ?0.1 and ?10 a density in the range between ?935 and ?970 kg/m3 a gel fraction less than 5% and an elasticity (ratio of G?/G? at 0.1 rad/sec) between ?0.6 and ?10 is obtained by chain branching HDPE with an Ml in the range between ?10 and ?100 a density in the range between ?935 and ?970 kg/m3 and an elasticity (ratio of G?/G? at 0.1 rad/sec) between ?0.01 and ?0.2.

Abstract: The invention relates to a process to produce irradiated polypropylene granulate wherein granulate comprising 1. a propylene polymer and 2. a vitamin E comprising stabilizer package is irradiated by electron beam radiation.

Abstract: The invention is directed to a foamed injection moulded article comprising a foam composition obtained by foaming high density polyethylene having a quotient of melt strength and apparent viscosity >2 cN/k·Pa·s wherein the melt strength is determined as described in ISO 16790:2005 and the apparent viscosity is determined as described in ISO 11443:2014.

Abstract: Disclosed is a process for preparation of a propylene-based polymer composition involving the steps of: (a) mixing a propylene-based polymer and a peroxydicarbonate in a mixing device, wherein the mixing takes place at a temperature of ?30° C., wherein the peroxydicarbonate is introduced into the mixing process in a dry form; (b) keeping the mixed composition at a temperature of ?30° C.; (c) feeding the mixed composition into a melt extruder; (d) homogenizing the mixed composition at a temperature where the propylene-based polymer is in solid state during an average residence time of ?6.0 and ?30.0 seconds; (e) further homogenizing the mixed composition at a temperature at which the propylene-based polymer is in the molten state; and (f) extruding the homogenized material from a die outlet of the melt extruder followed by cooling and solidification; wherein the steps (a) through (f) are conducted in that order.

Abstract: The invention is directed to a blow molded article. The article comprises at least three layers wherein layer A comprises polymer, layer B comprises a foam composition comprising high density polyethylene having a quotient of melt strength and apparent viscosity>2 cN/k.Pa.s and layer C comprises polymer wherein the layer comprising the foam composition is enclosed between two layers A and C and wherein the melt strength is determined as described in ISO 16790:2005 and the apparent viscosity is determined as described in ISO 11443:2014 and wherein the foam composition is produced with a physically blowing agent.

Abstract: Process for the production of a monolayer composite article comprising an unidirectional array of high performance polyolefin fibers, the process comprising the steps of positioning of the fibers in a coplanar, parallel fashion consolidation of the fibers to obtain the monolayer composite article, the process comprises after the step of position of the fibers and before or after the step of consolidation of the fibers, a step in which the fibers are stretched.

Abstract: The invention is directed to HDPE having a quotient of melt strength according to ISO 16790:2005 and apparent viscosity according to ISO 11443:2014 (melt strength/apparent viscosity)>2 cN/k·Pa·s and ?30 cN/k·Pa·s. In a preferred embodiment, HDPE with an Ml in the range between ?0.1 and ?10 a density in the range between ?935 and ?970 kg/m3 a gel fraction less than 5% and an elasticity (ratio of G?/G? at 0.1 rad/sec) between ?0.6 and ?10 is obtained by chain branching HDPE with an Ml in the range between ?10 and ?100 a density in the range between ?935 and ?970 kg/m3 and an elasticity (ratio of G?/G? at 0.1 rad/sec) between ?0.01 and ?0.2.

Abstract: The invention relates to a process for compacting a polymeric powder in a press, wherein the polymeric powder is supported during compaction by a powder carrier, characterized in that said powder carrier comprises a layer of thickness (T), said layer comprising a material with a static coefficient of friction (COF), and wherein T×COF is at least 10 ?m. The invention also relates to a compacted polymeric powder obtainable with the above process.

Abstract: The invention relates to a multi-ballistic-impact resistant article comprising a plurality of stacked monolayers (103), at least part of the monolayers (103) containing at least one polyolefin tape, characterized in that said plurality of stacked monolayers (103) has a total areal density of less than 200 Kg/m2 and wherein said article is able to withstand at least three ballistic impacts from 20 mm FSP without complete penetration.

Abstract: The invention relates to a process for compacting a polymeric powder in a press, wherein the polymeric powder is supported during compaction by a powder carrier, characterized in that said powder carrier comprises a layer of thickness (T), said layer comprising a material with a static coefficient of friction (COF), and wherein T?COF is at least 10 ?m. The invention also relates to a compacted polymeric powder obtainable with the above process.

Abstract: The invention relates to a preformed sheet comprising at least two mono-layers, each mono-layer containing a fibrous network with fibers having a tensile strength of at least about 1.2 GPa and a tensile modulus of at least 40 GPa and a binder, and a separating film on at least one of its outer surfaces, characterized in that the separating film has an areal density of between 1 and 5 g/m2. With this preformed sheet assemblies and articles offering a substantially higher ballistic protection level at a certain weight can be obtained. The invention further relates to an assembly of at least two such sheets and to a flexible ballistic-resistant article comprising said assembly.

Abstract: The invention relates to a stack comprising a stack of first and second layers. The first layers comprise drawn polymeric fibers and optionally a binder, and the second layers comprise drawn polymeric tapes. The invention also relates to a panel comprising a consolidated stack and to a ballistic resistant article comprising the stack or the panel.