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    Propylene polymer compositions
    1.
    发明授权
    Propylene polymer compositions 有权

    公开(公告)号：US10323141B2

    公开(公告)日：2019-06-18

    申请号：US14385019

    申请日：2013-03-12

    Applicant: Basell Poliolefine Italia S.r.l.

    Inventor： Mara Destro ,  Marco Ciarafoni ,  Paola Massari ,  Stefano Squarzoni

    IPC: C08L23/16 ,  C08L23/14

    Abstract: Propylene polymer compositions comprising: A) from 70 wt % to 95 wt %, of a random copolymer of propylene with ethylene, containing from 3.5 wt % to 8.5 wt %, of ethylene derived units, having a content of fraction soluble in xylene at 25° C. comprised between 7.1 wt % and 15.2 wt % and having a melting point higher than 142.0° C.; B) from 5 wt % to 35 wt %, of a copolymer of propylene with ethylene, containing from 8.5 wt % to 17.0 wt % of ethylene derived units; the sum A+B being 100; the melt flow rate, MFR (ISO 1133 (230° C., 2.16 kg).) from 0.6 g/10 min to 20.2 g/10 min.

    PROCESS FOR THE PREPARATION OF PROPYLENE RANDOM COPOLYMERS
    2.
    发明申请
    PROCESS FOR THE PREPARATION OF PROPYLENE RANDOM COPOLYMERS 审中-公开
    制备丙烯随机共聚物的方法

    公开(公告)号：US20150284488A1

    公开(公告)日：2015-10-08

    申请号：US14436412

    申请日：2013-10-03

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： Monica Galvan ,  Andreas Neumann ,  Tiziana Caputo ,  Stefano Squarzoni ,  Antonio Mazzucco ,  Ofelia Fusco ,  Benedetta Gaddi ,  Gianni Collina

    IPC: C08F210/06

    CPC classification number: C08F210/06 ,  C08F4/651 ,  C08F210/16 ,  C08F2500/03 ,  C08F2500/26

    Abstract: A process for the preparation of random copolymer of propylene containing up to 6.0% by weight of ethylene units, suitable for the manufacture of pipes, by copolymerizing propylene and ethylene in the presence of a catalyst system comprising the product obtained by contacting the following components:(a) a solid catalyst component comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two electron donor compounds one of which being present in an amount from 40 to 90% by mol with respect to the total amount of donors and selected from succinates and the other being selected from 1,3 diethers,(b) an aluminum hydrocarbyl compound, and(c) optionally an external electron donor compound.

    Abstract translation: 一种制备含有至多6.0重量％乙烯单元的丙烯无规共聚物的方法，该乙烯单元通过在包含通过接触以下组分获得的产物的催化剂体系存在下共聚丙烯和乙烯来制备管道： （a）固体催化剂组分，其包含卤化镁，至少具有Ti-卤素键的钛化合物和至少两种电子给体化合物，其中一种以相对于总量为40至90摩尔％的量存在 选自琥珀酸盐，另一种选自1,3-二醚，（b）铝烃基化合物，和（c）任选的外电子给体化合物。

    PROPYLENE POLYMER COMPOSITIONS
    6.
    发明申请
    PROPYLENE POLYMER COMPOSITIONS 审中-公开
    丙烯聚合物组合物

    公开(公告)号：US20150045514A1

    公开(公告)日：2015-02-12

    申请号：US14385019

    申请日：2013-03-12

    Applicant: Basell Poliolefine Italia S.r.l.

    Inventor： Mara Destro ,  Marco Ciarafoni ,  Paola Massari ,  Stefano Squarzoni

    IPC: C08L23/16

    CPC classification number: C08L23/16 ,  C08L23/14 ,  C08L23/142 ,  C08L2201/10 ,  C08L2205/02 ,  C08L2205/025 ,  C08F210/06 ,  C08F210/16 ,  C08F2500/12 ,  C08F2500/26 ,  C08F2/001 ,  C08F4/6465 ,  C08F4/651 ,  C08F4/6545

    Abstract: Propylene polymer compositions comprising:A) from 70 wt % to 95 wt %, of a random copolymer of propylene with ethylene, containing from 3.5 wt % to 8.5 wt %, of ethylene derived units, having a content of fraction soluble in xylene at 25° C. comprised between 7.1 wt % and 15.2 wt % and having a melting point higher than 142.0° C.;B) from 5 wt % to 35 wt %, of a copolymer of propylene with ethylene, containing from 8.5 wt % to 17.0 wt % of ethylene derived units;the sum A+B being 100; the melt flow rate, MFR (ISO 1133 (230° C., 2.16 kg).) from 0.6 g/10 min to 20.2 g/10 min.

    Abstract translation: 丙烯聚合物组合物，其包含：A）70重量％至95重量％的丙烯与乙烯的无规共聚物，其含有3.5重量％至8.5重量％的乙烯衍生单元，其含量可溶于二甲苯的25份 ℃，为7.1重量％至15.2重量％，熔点高于142.0℃。 B）5重量％至35重量％的丙烯与乙烯的共聚物，其含有8.5重量％至17.0重量％的乙烯衍生单元; 总和A + B为100; 熔体流动速率，MFR（ISO 1133（230℃，2.16kg））从0.6g / 10min至20.2g / 10min。

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