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    PROPYLENE POLYMER COMPOSITIONS
    92.
    发明公开
    PROPYLENE POLYMER COMPOSITIONS 无效
    丙烯聚合物组合物

    公开(公告)号：EP2480605A1

    公开(公告)日：2012-08-01

    申请号：EP10745251.8

    申请日：2010-08-25

    Applicant: Basell Poliolefine Italia S.r.l.

    Inventor： MASSARI, Paola ,  CIARAFONI, Marco ,  BIONDINI, Gisella ,  CAPUTO, Tiziana

    IPC: C08L23/12 ,  C08F297/08

    CPC classification number: C08F297/083 ,  C08L23/12 ,  C08L23/16 ,  C08L2205/02 ,  C08L2207/02 ,  C08L2308/00 ,  C08L2314/02 ,  C08L2666/06

    Abstract: A propylene composition comprising (percent by weight): A) 70%-95%, of a propylene homopolymer having a Polydispersity Index (P.I.) value of from 4.6 to 10, a fraction insoluble in xylene at 25° C., higher than 90%, and MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 60 to 120 g/10 min; B) 5%-30%, of a copolymer of propylene containing from 34.5% to 30.0% extremes included of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. comprised between 3 and 5 dl/g.

    Abstract translation: 一种丙烯组合物，它含有（重量百分数）：A）70％-95％的多分散指数（PI）值为4.6-10的丙烯均聚物，25℃时不溶于二甲苯的组分，高于90％ ，并且MFR L（根据ISO 1133的熔体流动速率，条件L，即230℃和2.16kg载荷）为60至120g / 10min; B）5％-30％的包含乙烯衍生单元的34.5％至30.0％极限的丙烯共聚物; 所述组合物在25℃下可溶于二甲苯的部分的特性粘度为3至5dl / g。

    PROPYLENE-BASED POLYMER COMPOSITION
    99.
    发明授权
    PROPYLENE-BASED POLYMER COMPOSITION 有权

    公开(公告)号：EP3149083B1

    公开(公告)日：2018-05-23

    申请号：EP15717934.2

    申请日：2015-04-28

    Applicant: Basell Poliolefine Italia S.r.l.

    Inventor： MASSARI, Paola ,  CIARAFONI, Marco ,  CAPUTO, Tiziana ,  MARTINI, Nicoletta

    IPC: C08L23/14 ,  C08L23/16

    CPC classification number: C08L23/142 ,  C08L23/16 ,  C08L2205/025 ,  C08L2207/02 ,  C08L2205/02

    Abstract: A propylene polymer composition comprising: A) from 81 wt% to 91 wt% of a propylene ethylene copolymer containing from 1.0 wt% to 3.5 wt% of ethylene derived units having a fraction soluble in xylene at 25°C comprised between 10 wt% and 3 wt%; and a melt flow rate ranging from 5 to 50 g/10 min; B) from 9 wt% to 19 wt%, of a copolymer of propylene and ethylene with from 21.0 wt% to 31.0 wt% of ethylene derived units; the sum A) + B) being 100; the composition having an melt flow rate ranging from 20 to 35 g/10 min; the xylene soluble fraction at 25°C ranging from 13.0 wt% to 25.0 wt% and the intrinsic viscosity of the fraction soluble in xylene at 25°C ranging from 0.7 dl/g to 1.9 dl/g.

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