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    BLEND COMPRISING POLYETHYLENE BASED RECYCLATE
    2.
    发明申请
    BLEND COMPRISING POLYETHYLENE BASED RECYCLATE 有权

    公开(公告)号：US20230114045A1

    公开(公告)日：2023-04-13

    申请号：US17785264

    申请日：2020-12-10

    Applicant: Borealis AG

    Inventor： Yi Liu ,  Susanne Kahlen ,  Hermann Braun ,  Elisabeth Ribarits ,  Christian Goetzloff ,  Gerhard Hubner ,  Ruth Dammert ,  Sanna Ronkainen ,  Andreas Rössler-Czermak ,  Jari Äärilä

    IPC: C08L23/06

    Abstract: The present invention relates to a mixed-plastic-polyethylene composition comprising: —a total amount of ethylene units (C2 units) of from 90.00 to 99.00 wt %, and—a total amount of continuous units having 3 carbon atoms corresponding to polypropylene (continuous C3 units) of from 0.01 to 5.00 wt %, with the total amounts of C2 units and continuous C3 units being based on the total weight amount of monomer units in the composition and measured according to quantitative 13C{1H} NMR measurement, and wherein the composition has—a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.1 to 2.0 g/10 min; and—a density of from 930 kg/m3 to 955 kg/m3, preferably from 932 to 953 kg/m3, a process for producing said mixed-plastic-polyethylene composition, an article comprising said mixed-plastic-polyethylene composition and the use of said mixed-plastic-polyethylene composition for producing a cable layer.

    UPGRADED RECYCLED POLYOLEFIN
    4.
    发明申请
    UPGRADED RECYCLED POLYOLEFIN 有权

    公开(公告)号：US20220372264A1

    公开(公告)日：2022-11-24

    申请号：US17772407

    申请日：2020-03-02

    Applicant: BOREALIS AG

    Inventor： Susanne Kahlen ,  Hermann Braun ,  Yi Liu ,  Andreas Albrecht ,  Gerhard Hubner

    IPC: C08L23/12

    Abstract: A polyolefin composition obtainable by blending a) 96.0 to 99.7 wt.-% of a blend (A), being a recycled material comprising A-1) 30 to 70 wt.-% isotactic polypropylene homopolymer, A-2) 20 to 50 wt.-% polyethylene and ethylene containing copolymers, A-3) 0.5 to 4.0 wt.-% polyamide-6,various optional components, A-11) 1 ppm to 100 ppm of limonene, and A-12) 1 ppm to 200 ppm total fatty acid content with a maleic anhydride-grafted SEBS block copolymer, characterized by its melt volume rate and maleic anhydride content.

    Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process
    5.
    发明授权
    Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process 有权

    公开(公告)号：US10301411B2

    公开(公告)日：2019-05-28

    申请号：US15304629

    申请日：2015-04-15

    Applicant: BOREALIS AG

    Inventor： Noureddine Ajellal ,  Luigi Resconi ,  Gerhard Hubner

    IPC: C07F17/00 ,  C08F4/6592 ,  C08F210/18 ,  C08F210/16 ,  C07F7/12 ,  C07C2/34 ,  C07F7/08 ,  C08F4/659

    Abstract: Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I) wherein M is Hf X is a sigma ligand, L is a bridge of the formula —SiR82—, wherein each R8 is independently a C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl n is 0, 1 or 2 R1 and R1′ are the same or can be different and can be a linear or branched C1-C6-alkyl group, R2 and R2′ are the same or are different and are a CH2—R9 group, with R9 being H or linear or branched C1-C6-alkyl group R5 and R5′ are the same or are different and can be H or a linear or branched C1-C6-alkyl group or a OR group, wherein R is a C1-C6-alkyl group R6 and R6′ are the same or are different and can be H or a C(R10)3 group, with R10 being the same or different and R10 can be H or a linear or branched C1-C6-alkyl group or R5 and R6 and/or R5′ and R6′ taken together form an unsubstituted 4-7 membered ring condensed to the benzene ring of the indenyl moiety, and R7 and R7′ can be the same or are different and can be H or a linear or branched C1-C6-alkyl group (ii) an aluminoxane cocatalyst and/or (iii) a boron containing cocatalyst and (iv) optionally an aluminum alkyl compound.

    Recycled polyethylene-polypropylene blends comprising a compatibilizer
    6.
    发明授权
    Recycled polyethylene-polypropylene blends comprising a compatibilizer 有权

    公开(公告)号：US11512189B2

    公开(公告)日：2022-11-29

    申请号：US17598572

    申请日：2020-03-27

    Applicant: BOREALIS AG

    Inventor： Susanne Kahlen ,  Hermann Braun ,  Yi Liu ,  Markus Gahleitner ,  Gerhard Hubner

    IPC: C08L23/06 ,  C08J11/04 ,  C08L23/12

    Abstract: The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a copolymer of 1-butene and ethylene. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a copolymer of 1-butene and ethylene for improving the impact-stiffness balance and the morphology of the blend (A).

    COMPATIBILIZATION OF RECYCLED POLYETHYLENE-POLYPROPYLENE BLENDS
    8.
    发明申请
    COMPATIBILIZATION OF RECYCLED POLYETHYLENE-POLYPROPYLENE BLENDS 有权

    公开(公告)号：US20220186011A1

    公开(公告)日：2022-06-16

    申请号：US17598494

    申请日：2020-03-26

    Applicant: BOREALIS AG

    Inventor： Susanne Kahlen ,  Hermann Braun ,  Yi Liu ,  Markus Gahleitner ,  Gerhard Hubner

    IPC: C08L23/16 ,  C08L23/06 ,  C08L23/12 ,  C08J3/00

    Abstract: The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a C2C3C4 terpolymer. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a C2C3C4 terpolymer for improving the impact-stiffness balance and the morphology of the blend (A).

    RECYCLED POLYETHYLENE-POLYPROPYLENE BLENDS COMPRISING A COMPATIBILIZER
    9.
    发明申请
    RECYCLED POLYETHYLENE-POLYPROPYLENE BLENDS COMPRISING A COMPATIBILIZER 有权

    公开(公告)号：US20220177679A1

    公开(公告)日：2022-06-09

    申请号：US17598572

    申请日：2020-03-27

    Applicant: BOREALIS AG

    Inventor： Susanne Kahlen ,  Hermann Braun ,  Yi Liu ,  Markus Gahleitner ,  Gerhard Hubner

    IPC: C08L23/06 ,  C08J11/04 ,  C08L23/12

    Abstract: The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a copolymer of 1-butene and ethylene. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a copolymer of 1-butene and ethylene for improving the impact-stiffness balance and the morphology of the blend (A).

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