公开(公告)号：US12187878B2

公开(公告)日：2025-01-07

申请号：US17610768

申请日：2020-05-15

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Thomas Gkourmpis ,  Christian Müller ,  Yingwei Ouyang

IPC: H01B3/00 ,  B32B27/32 ,  C08L23/06 ,  H01B3/44 ,  H01B9/02 ,  B32B15/085 ,  B32B15/20 ,  B32B27/08 ,  B32B27/18

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

公开(公告)号：US10886034B2

公开(公告)日：2021-01-05

申请号：US16311494

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Villgot Englund ,  Johan Andersson ,  Virginie Eriksson ,  Annika Smedberg ,  Ulf Nilsson ,  Karl Nielsen ,  Thomas Gkourmpis ,  Antonios Gitsas ,  Mattias Andersson ,  Christian Müller

IPC: H01B9/00 ,  H01B3/44 ,  C08L23/06 ,  H01B9/02 ,  H01B13/14

Abstract: 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/m3 or a single site catalysed linear low density polyethylene (LLDPE) having a density of 910 to 925 kg/m3.

公开(公告)号：US20190326033A1

公开(公告)日：2019-10-24

申请号：US16311494

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Villgot Englund ,  Johan Andersson ,  Virginie Eriksson ,  Annika Smedberg ,  Ulf Nilsson ,  Karl Nielsen ,  Thomas Gkourmpis ,  Antonios Gitsas ,  Mattias Andersson ,  Christian Müller

IPC: H01B3/44 ,  H01B9/02 ,  H01B13/14 ,  C08L23/06

Abstract: A cable comprising one or more conductors surrounded by at least an inner semiconductive layer, an insulation layer and an outer semiconductive layer, in that order, wherein said insulation layer comprises at least 90 wt % of a polymer composition, said polymer composition comprising (I) 80.0 to 99.9 wt % of an LDPE homopolymer or copolymer; and (II) 0.1 to 20.0 wt % of: (i) an ultra-high molecular weight polyethylene having a Mw of at least 1,000,000; or (ii) a single site catalysed medium density polyethylene (MDPE) having a density of 925 to 940 kg/m3 or a single site catalysed linear low density polyethylene (LLDPE) having a density of 910 to 925 kg/m3.

公开(公告)号：US11685826B2

公开(公告)日：2023-06-27

申请号：US16760525

申请日：2018-10-25

Applicant: BOREALIS AG

Inventor： Oscar Prieto ,  Massimiliano Mauri ,  Christian Müller

IPC: C08L23/08 ,  C08J3/22 ,  C08K5/17

CPC classification number: C08L23/0884 ,  C08J3/226 ,  C08K5/17 ,  C08J2323/08 ,  C08J2423/06 ,  C08L2310/00 ,  C08L2312/00

Abstract: The present invention relates to an ethylene polymer composition comprising: (A) an ethylene polymer comprising epoxy-groups, and (B) a cross-linking agent comprising: (B1) an organo-metallic Lewis acid, and at least one of: (B2) a compound comprising at least one amino group; and (B3) a compound comprising at least one hydroxyl group.

公开(公告)号：US11661503B2

公开(公告)日：2023-05-30

申请号：US17056854

申请日：2019-05-23

Applicant: BOREALIS AG

Inventor： Oscar Prieto ,  Denis Yalalov ,  Massimiliano Mauri ,  Christian Müller ,  Anna Peterson

IPC: C08L23/08 ,  C08J3/00 ,  C08J3/24 ,  C08L23/06

CPC classification number: C08L23/0884 ,  C08J3/005 ,  C08J3/246 ,  C08L23/06 ,  C08J2323/06 ,  C08J2323/08 ,  C08J2423/06 ,  C08J2423/08 ,  C08L2203/202 ,  C08L2205/025 ,  C08L2205/035 ,  C08L2205/05 ,  C08L2207/04 ,  C08L2207/066 ,  C08L2312/00

Abstract: The present invention relates to a cross-linkable polyolefin composition comprising a first olefin polymer (A) comprising a first comonomer comprising epoxy groups, and a second olefin polymer (B) comprising a second comonomer comprising carboxylic acid groups and/or precursor thereof.

公开(公告)号：US11613633B2

公开(公告)日：2023-03-28

申请号：US16312396

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Thomas Gkourmpis ,  Antonios Gitsas ,  Mattias Andersson ,  Christian Müller

IPC: C08L23/06 ,  H01B3/44 ,  H01B3/30 ,  H01B13/14 ,  C08L23/04

Abstract: 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.

公开(公告)号：US20190237213A1

公开(公告)日：2019-08-01

申请号：US16311497

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Villgot Englund ,  Thomas Gkourmpis ,  Mattias Andersson ,  Jonna Hynynen ,  Christian Müller

IPC: H01B3/44 ,  H01B13/14 ,  C08L23/06

CPC classification number: H01B3/441 ,  C08L23/06 ,  C08L23/08 ,  C08L23/083 ,  C08L2203/202 ,  C08L2205/02 ,  C08L2205/025 ,  C08L2207/062 ,  C08L2207/066 ,  C08L2207/068 ,  H01B13/14 ,  C08L23/0815

Abstract: A cable comprising 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 comprises at least 90 wt % of a polymer composition, said polymer composition comprising: (I) 85.0 to 99.5 wt % of an LDPE; and (II) 0.5 to 15.0 wt % of an HDPE having a density of at least 940 kg/m3 or 1.5 to 15.0 wt % of an ultra-high molecular weight polyethylene having a Mw of at least 1,000,000.

公开(公告)号：US20190233627A1

公开(公告)日：2019-08-01

申请号：US16312396

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Thomas Gkourmpis ,  Antonios Gitsas ,  Mattias Andersson ,  Christian Müller

IPC: C08L23/06 ,  H01B3/44 ,  H01B3/30 ,  H01B13/14

CPC classification number: C08L23/06 ,  C08L23/04 ,  C08L2203/202 ,  C08L2207/066 ,  H01B3/301 ,  H01B3/441 ,  H01B13/14 ,  C08L65/00 ,  C08L25/18

Abstract: 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.

公开(公告)号：US10679769B2

公开(公告)日：2020-06-09

申请号：US16312400

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Thomas Gkourmpis ,  Antonios Gitsas ,  Villgot Englund ,  Ulf Nilsson ,  Mattias Andersson ,  Jonna Hynynen ,  Christian Müller

IPC: H01B9/02 ,  H01B3/44 ,  C08L23/06 ,  C08L23/08 ,  H01B13/14

Abstract: 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/m3.

公开(公告)号：US10679768B2

公开(公告)日：2020-06-09

申请号：US16311497

申请日：2017-06-20

Applicant: BOREALIS AG

Inventor： Per-Ola Hagstrand ,  Villgot Englund ,  Thomas Gkourmpis ,  Mattias Andersson ,  Jonna Hynynen ,  Christian Müller

IPC: H01B7/00 ,  H01B3/44 ,  C08L23/06 ,  C08L23/08 ,  H01B13/14

Abstract: 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: (I) 85.0 to 99.5 wt % of an LDPE; and (II) 0.5 to 15.0 wt % of an HDPE having a density of at least 940 kg/m3 or 1.5 to 15.0 wt % of an ultra-high molecular weight polyethylene having a Mw of at least 1,000,000.