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    POLYPROPYLENE COMPOSITION AND LIGHT-SOURCE COVERING MADE THEREFROM
    492.
    发明申请
    POLYPROPYLENE COMPOSITION AND LIGHT-SOURCE COVERING MADE THEREFROM 审中-公开

    公开(公告)号：WO2022258218A1

    公开(公告)日：2022-12-15

    申请号：PCT/EP2021/087180

    申请日：2021-12-22

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： KESSLER, Yannic ,  LICHT, Erik Hans ,  SCHIRMEISTER, Carl Gunther ,  KÖHLER, Rainer ,  ROHRMANN, Jürgen ,  FOGUET ROCA, Alberto

    IPC: C08L23/12 ,  C08L23/14

    Abstract: The present disclosure provides a covering for a light-source comprising a polyolefin composition comprising: (A) 50-80% by weight, of a propylene polymer comprising up to and including 40% by weight, based on the weight of (A), of units deriving from ethylene and/or at least one alpha-olefin of formula CH2=CHR1, where R1 is a linear or branched C2-C8 alkyl; (B) 15-35% by weight of an elastomeric component selected from the group consisting of: (B1) ethylene copolymers with at least one alpha-olefin of formula CH2=CHR2, where R2 is a linear or branched C1-C8 alkyl, (B2) saturated or unsaturated styrene or alpha-methylstyrene block copolymers, and (B3) combinations thereof; (C) 5-30% by weight of glass fibers, and (D) 0-5.0% by weight of a compatibilizer, wherein the amounts of (A), (B), (C) and (D) are based on the total weight of (A)+(B)+(C)+(D), the total weight being 100%.

    PEELABLE COMPOSITION
    493.
    发明申请
    PEELABLE COMPOSITION 审中-公开

    公开(公告)号：WO2022106201A1

    公开(公告)日：2022-05-27

    申请号：PCT/EP2021/080481

    申请日：2021-11-03

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： IZZI, Marco ,  MUSACCHI, Gianluca

    IPC: C08L23/06

    Abstract: A polymer composition comprising a 1-butene copolymer, said composition comprising: A) from 75.0 wt% to 95.0 wt% of a polymer composition (A) comprising: A1) From 56 wt% to 77 wt% of a propylene ethylene copolymer; A2) from 15 wt% to 32 wt% of a low density polyethylene; A3) from 4 wt% to 17 wt% of a 1-butene homopolymer B) from 5.0 wt% to 25.0 wt% of a copolymer of 1-butene and ethylene containing from 2.8 wt% to 4.2 wt% of ethylene derived units.

    BUTENE-1 POLYMER COMPOSITIONS HAVING A SHORT CRYSTALLIZATION TIME
    496.
    发明申请
    BUTENE-1 POLYMER COMPOSITIONS HAVING A SHORT CRYSTALLIZATION TIME 审中-公开

    公开(公告)号：WO2022023408A1

    公开(公告)日：2022-02-03

    申请号：PCT/EP2021/071127

    申请日：2021-07-28

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： GUERRA, Silvia ,  MARCHINI, Roberta ,  SPATARO, Stefano

    IPC: C08K3/34 ,  C08L23/20

    Abstract: The present disclosure relates to a butene-1 polymer composition, particularly suited for the preparation of pipes, comprising: A) from 97.5% to 99.85% by weight, with respect to the total weight of A) and B), of a butene-1 polymer or polymer composition; B) from 0.15% to 2.5% by weight, with respect to the total weight of A) and B), of talc in form of particles having a volume based particle diameter distribution Dv (0.95) of 45 µm or lower; and, optionally C) from 0.01% to 2% by weight of an ethylene polymer; the amount of C) being referred to the total weight of A) + B) + C), which amounts to 100%.

    POLYOLEFIN COMPOSITION FOR ROOFING APPLICATIONS
    497.
    发明申请
    POLYOLEFIN COMPOSITION FOR ROOFING APPLICATIONS 审中-公开

    公开(公告)号：WO2022017758A1

    公开(公告)日：2022-01-27

    申请号：PCT/EP2021/068172

    申请日：2021-07-01

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： GRAZZI, Michele ,  CAVALIERI, Claudio

    IPC: B32B27/08 ,  B32B27/32 ,  B32B5/02 ,  C08J5/18 ,  C08L23/16 ,  E04D5/10

    Abstract: A soft polyolefin composition comprising for producing sheets or membranes, the polyolefin composition comprising: (A) 18-35% by weight of a copolymer of propylene with at least one alpha-olefin, wherein the copolymer contains 2.0-4.0% by weight of alpha-olefin, the amount of alpha-olefin is based on the weight of (A) and has melt flow rate (MFRA) ranging from 30 to 60 g/10min; and (B) 65-82% by weight of a copolymer of propylene with at least one alpha-olefin, and optionally a diene, the copolymer comprising 20-35% by weight of alpha-olefin, the amount of alpha olefin being based on the weight of (B), wherein - the polyolefin composition comprises a fraction that is soluble in xylene at 25°C (XS(tot)) in an amount higher than 70% by weight; - the amounts of (A), (B) and of the fraction soluble in xylene at 25°C (XS(tot)) are based on the total weight of the polyolefin composition; and - the melt flow rate (MFR) of the polyolefin composition ranges from 0.2 to 2.0 g/10 min.

    PROPYLENE-BASED COMPOSITION FOR PIPES
    499.
    发明申请
    PROPYLENE-BASED COMPOSITION FOR PIPES 审中-公开

    公开(公告)号：WO2021058264A1

    公开(公告)日：2021-04-01

    申请号：PCT/EP2020/074772

    申请日：2020-09-04

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： COMERFORD, Sean ,  GALVAN, Monica ,  PELLEGATTI, Giampaolo ,  TISI, Francesca

    IPC: C08L23/12 ,  C09D123/12 ,  F16L13/02

    Abstract: A polyolefin composition comprising a first heterophasic polyolefin polymer A) comprising a crystalline propylene homopolymer matrix, a propylene ethylene copolymer having an ethylene content ranging from 20.0 wt% up to 35.0 wt%, a propylene ethylene copolymer having an ethylene content ranging from 55.0 wt% up to 70.0 wt%, and a second heterophasic polyolefin polymer B) comprising a crystalline propylene homopolymer matrix, a propylene ethylene copolymer having an ethylene content ranging from 40.0 wt% up to 50.0 wt%, and an ethylene exolefin copolymer having an ethylene content ranging from 65.0 wt% up to 85.0 wt%.

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