Borealis Ag

Borealis Gmbh

Thomas Gkourmpis

Per-Ola Hagstrand

Christian Müller

Mattias Andersson

Villgot Englund

Bernt-Ake Sultan

Thomas Hjertberg

Auli Nummila-Pakarinen

Mattias Bergqvist

Bjorn Voigt

Antonios Gitsas

Annika Smedberg

Katja Ellen Klimke

Martin Anker

Ulf Nilsson

Christer Svanberg

Takashi Uematsu

Gabriel Ruess

Muhammad Ali Malik

Yingwei Ouyang

Jonna Hynynen

Ola Fagrell

Yi Liu

Francis Costa

Roger Carlsson

Virginie Eriksson

Perry Nylander

Denis Yalalov

Oscar Prieto

Tung Pham

Kristian Dahlen

Johan Andersson

Lena Lindbom

Bart Verheule

Antonis Gitsas

Bernt-Åke Sultan

Niklas Thorn

Anette Johansson

Massimiliano Mauri

Björn Voigt

Jenny-Ann Ostlund

Karl Nielsen

Lars Efraimsson

Roland Kadar

Georgia Manika

Athanasios Theodoridis

Bernt-ÅKe Sultan

Christian MÜLLER

Jenny-Ann ÖStlund

The invention provides a polyolefin composition comprising (i) a polyolefin (A) comprising epoxy groups; and (ii) a polyolefin (B) comprising carboxylic acid groups and/or precursors thereof, with the proviso that at least one of (A) and (B) is polyethylene. Preferably one of (A) and (B) is a low density polyethylene (LDPE) and the other is a polypropylene.

Polymer compositions comprising mixtures of polyolefins

A polymer composition comprising: (i) at least 40 wt % LDPE; (ii) a polypropylene homopolymer; and (iii) a random heterophasic polypropylene copolymer.

Polymer composition for cable insulation

The invention provides a polymer composition comprising a low density polyethylene (LDPE); polypropylene (PP) and a compatibiliser. The invention also relates to cables comprising said polymer composition and the use of the polymer composition in the manufacture of an insulation layer of cable.

Polymer blend composition for wire and cable applications with advantageous electrical properties

The present invention relates to a semi-conductive polymer composition, the present invention provides a semi-conductive polymer composition comprising an ethylene copolymer comprising polar co-monomer units; an olefin homo- or copolymer; and a conductive filler; wherein the olefin homo- or copolymer has a degree of crystallinity below 20%. The invention also relates to a wire or cable comprising said semi-conductive polymer composition, and to the use of said composition for the production of a layer, preferably a semi-conducting shield layer of a wire or cable.

Semi-conductive polymer composition

The invention provides a polymer composition comprising a) a low density polyethylene (LDPE); and b) a conjugated aromatic polymer. The invention also relates to cables comprising said polymer composition and the use of the polymer composition in the manufacture of an insulation layer of cable.

Polymer composition for wire and cable applications with advantageous thermomechanical behaviour and electrical properties

A cable having one or more conductors surrounded by at least an inner semiconductive layer, an insulation layer and an outer semiconductive layer, in that order. The insulation layer has at least 90 wt % of a polymer composition, said polymer composition having 80.0 to 99.9 wt % of an LDPE homopolymer or copolymer; and 0.1 to 20.0 wt % of: an ultra-high molecular weight polyethylene having a Mw of at least 1,000,000; or a single site catalysed medium density polyethylene (MDPE) having a density of 925 to 940 kg/mor a single site catalysed linear low density polyethylene (LLDPE) having a density of 910 to 925 kg/m.

Cable with advantageous electrical properties

The present invention relates to low density polyethylene having a melt flow rate (MFR) according to ISO 1133 (190&#xb0; C., 2.16 kg) which is higher than 4.0 g/10 min, a storage modulus G', measured at a loss modulus G&#x2033; of 5 kPa, which is above 3000 Pa and a vinylidene content which is at least 24/100 k C, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection moulding article, blow moulding article or pipe extrusion article, and uses of the low density polyethylene.

Ethylene polymers for extrusion coating

A cable having one or more conductors surrounded by at least an inner semiconductive layer, an insulation layer and an outer semiconductive layer, in that order, wherein the insulation layer is not crosslinked and has at least 90 wt % of a polymer composition, said polymer composition having:

Cable and composition

A cable comprising a conductor surrounded by at least an inner semiconductive layer, an insulation layer and an outer semiconductive layer, in that order, wherein the insulation layer is not crosslinked or is cross-linked and comprises at least 90 wt % of a polymer composition, said polymer composition comprising: (I) 95.5 to 99.9 wt % of an LDPE; and (II) 0.1 to 4.5 wt % of an HDPE having a density of at least 940 kg/m.

Cable with improved electrical properties

The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is 15 or less, a storage modulus G', measured at a loss modulus G&#x2033; of 5 kPa, which is above 3000 Pa, a weight average molecular weight (Mw) which is between 192000 and 250000 g/mol and has a melt flow rate (MFR) according to ISO 1133 (190&#xb0; C., 2.16 kg) which is higher than 3.0 g/10 min, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or a method for an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection molding article, blow molding article or pipe extrusion article, and uses of the low density polyethylene.

Low density polyethylene for extrusion coating

The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G' (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100 k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating.

Polyethylene

The present invention relates to a semiconductive polyolefin composition comprising graphene nanoplatelets. It also relates to a semiconductive polyolefin composition comprising the combination of graphene nanoplatelets and carbon black. Moreover, the present invention is related to a process for producing the semiconductive polyolefin composition as well to the use of the semiconductive polyolefin composition in a power cable. Further, the invention is also related to an article, preferably a power cable comprising at least one semiconductive layer comprising said polyolefin composition.

Semiconductive polyolefin composition comprising conductive filler

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Gothenburg, Sweden

Thomas Gkourmpis