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公开(公告)号：EP4219598A1
公开(公告)日：2023-08-02
申请号：EP22153792.1
申请日：2022-01-28
申请人： Borealis AG
发明人： WANG, Jingbo , BERGER, Friedrich
摘要： Polyethylene blend of a specific multimodal metallocene catalysed linear low density polyethylene (mLLDPE) and a specific low density polyethylene (LDPE), which provides films with well-balanced properties, especially dart drop (impact strength), haze and processability.
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公开(公告)号：EP4108436A1
公开(公告)日：2022-12-28
申请号：EP21181466.0
申请日：2021-06-24
申请人： Borealis AG
发明人： DOU, Qizheng , BERGER, Friedrich , HOFF, Matthias
摘要： The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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公开(公告)号：EP3912793A1
公开(公告)日：2021-11-24
申请号：EP20175209.4
申请日：2020-05-18
申请人： Borealis AG
摘要： Blown films based on a blend of a C 2 C 3 random copolymer and a C 2 -based plastomer, which combine low sealing initiation temperature (SIT), good optical properties and an improved stiffness/impact balance, and which also show an excellent sterilization behaviour.
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公开(公告)号：EP3617238A1
公开(公告)日：2020-03-04
申请号：EP18191076.1
申请日：2018-08-28
申请人： Borealis AG
发明人： WANG, Jingbo , GAHLEITNER, Markus , ALBRECHT, Andreas , PARKINSON, Matthew , VANHOUTTE, Jeroen , BRAUN, Juliane
IPC分类号： C08F210/06 , C08F210/16
摘要： The present invention is directed to a unimodal polypropylene random copolymer showing good balance between stiffness and impact at low haze.The unimodal polypropylene random copolymer has 2.0 - 5.0 wt.-% of ethylene as comonomer, has a Melt Flow Rate determined according to 1801133 at 230 °C and 2.16 kg (MFR230/2.16) in the range of 8.0 - 60.0 g/10 min and is characterized by a Comonomer Distribution (CD) at 25 % peak height of at least 13.0 K.
The present invention is also directed to the use or said new polypropylene random copolymer for producing injection moulded articles as well as articles made from said polypropylene random copolymer and a process for producing said unimodal propylene random copolymer.-
公开(公告)号：EP3470442A1
公开(公告)日：2019-04-17
申请号：EP17195944.8
申请日：2017-10-11
申请人： Borealis AG
发明人： Oderkerk, Jeroen , Ruskeeniemi, Jari-Jussi , Prieto, Oscar , Hellström, Stefan , Piel, Tanja , Mileva, Daniela
IPC分类号： C08F210/02 , C08K5/42 , C08K5/57 , C09J123/08 , C09D123/08
摘要： The present invention provides a polyolefin composition for weather seal, said composition comprising a cross-linkable polyolefin comprising hydrolysable silane groups, a cross-linking catalyst, a polar comonomer and a silicon containing compound. The polar comonomer is present in an amount of 19-32 wt%.
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公开(公告)号：EP3466708A1
公开(公告)日：2019-04-10
申请号：EP17194849.0
申请日：2017-10-04
申请人： Borealis AG
IPC分类号： B41M5/26 , C08K3/04 , H01B3/44 , C08K5/3492
摘要： A polyolefin composition for use as an outer layer of a cable is described, wherein the polyolefin composition comprises a polyolefin and carbon black, wherein the amount of carbon black in the polyolefin composition is 0.25-1 wt%, and wherein the polyolefin composition further comprises a UV agent.
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公开(公告)号：EP4296289A1
公开(公告)日：2023-12-27
申请号：EP22180619.3
申请日：2022-06-23
申请人： Borealis AG
IPC分类号： C08F210/16 , B32B27/32 , C08J5/18 , C08L23/08 , C08F4/659
摘要： The present invention relates to a specific metallocene-catalysed multimodal medium density polyethylene (mMDPE), use of the multimodal medium density polyethylene (mMDPE) in film applications and a film comprising the mMDPE of the invention.
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公开(公告)号：EP4219618A1
公开(公告)日：2023-08-02
申请号：EP22153791.3
申请日：2022-01-28
申请人： Borealis AG
发明人： WANG, Jingbo , BERGER, Friedrich , AHO, Jani
摘要： Polyethylene blend of a specific multimodal metallocene catalysed linear low density polyethylene (mLLDPE) and a low density polyethylene (LDPE), which provides films with well-balanced properties, especially high dart drop (impact strength), low haze and low sealing initiation temperature.
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公开(公告)号：EP4219601A1
公开(公告)日：2023-08-02
申请号：EP22153795.4
申请日：2022-01-28
申请人： Borealis AG
摘要： Blend of a low density polyethylene (LDPE) and a specific multimodal metallocene catalysed linear low density polyethylene (mLLDPE), which provides films with well-balanced mechanical properties, especially dart drop (impact strength) and tensile modulus; i.e. high stiffness as well as high toughness, and additionally protrusion puncture resistance.
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公开(公告)号：EP3831875A1
公开(公告)日：2021-06-09
申请号：EP19213848.5
申请日：2019-12-05
申请人： Borealis AG
发明人： NILSSON, Susanne , EFRAIMSSON, Lars , JUNGQVIST, Jonas , KARLSSON, Victoria , SULTAN, Bernt-Åke
摘要： The present invention relates to a flame retardant polymer composition comprising at least the following components A) 2.0 to 49.8 wt.-% based on the overall weight of the polymer composition of a copolymer comprising ethylene units and units selected from the group consisting of methyl acrylate, methyl methacrylate and mixtures thereof; B) 0.1 to 6.0 wt.-% based on the overall weight of the polymer composition of a polyethylene and/or polypropylene containing units originating from maleic acid anhydride; C) 0.1 to 5.0 wt.-% based on the overall weight of the polymer composition of a silicone fluid and/or a silicon gum; D) 50.0 to 70.0 wt.-% based on the overall weight of the polymer composition of a magnesium hydroxide; and E) 0 to 17.0 wt.-% based on the overall weight of the polymer composition of a copolymer of ethylene and a C 4 to C 10 alpha olefin comonomer having a density in the range of 860 kg/m 3 to 950 kg/m 3 determined according to ISO 1183; wherein the weight proportions of components A) to E) add up to 100 wt.-%. In addition, the present invention refers to a wire or cable comprising at least one layer comprising the polymer composition according to the present invention and to the use of the polyolefin composition according to the present invention as a flame retardant layer of a wire or cable.
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