Polyolefinic compositions
    12.
    发明授权
    Polyolefinic compositions 有权
    聚烯烃组合物

    公开(公告)号:US08575272B2

    公开(公告)日:2013-11-05

    申请号:US13386381

    申请日:2010-07-20

    IPC分类号: C08L23/12 C08F297/08 C08J5/18

    摘要: A polymer composition comprising (percent by weight):a) 57%-74%, of a crystalline propylene polymer having an amount of isotactic pentads (mmmm), measured by 13C-MNR on the fraction insoluble in xylene at 25° C., higher than 97.5 molar % and a polydispersity index ranging from 5 to 10;b) 8 to 15%, of an elastomeric copolymer of ethylene and propylene, the copolymer having an amount of recurring units deriving from ethylene ranging from 30 to 50%, and being partially soluble in xylene at ambient temperature; the polymer fraction soluble in xylene at ambient temperature having an intrinsic viscosity value ranging from 2.5 to 3.5 dl/g; and c) 18-28%, of ethylene homopolymer having an intrinsic viscosity value ranging from 1.5 to 4 dl/g; said composition having a value of melt flow rate ranging from 35 to 60 g/10 min, and the amount of hexane extractables lower than 4.0 wt %.

    摘要翻译: 包含(重量%)的聚合物组合物:a)57%-74%的具有全同立构五单元组的结晶丙烯聚合物(mmmm),通过13C-MNR测量在25℃下不溶于二甲苯的级分, 高于97.5摩尔%,多分散指数为5〜10; b)8至15%的乙烯和丙烯的弹性体共聚物,所述共聚物具有一定量的衍生自乙烯的重复单元,范围为30至50%,并且在环境温度下部分溶于二甲苯; 在环境温度下可溶于二甲苯的聚合物级分的特性粘度值为2.5至3.5dl / g; 和c)18-28%的特性粘度值为1.5-4dl / g的乙烯均聚物; 所述组合物的熔体流动速率范围为35至60g / 10min,并且己烷可提取物的量低于4.0wt%。

    PROPYLENE POLYMER COMPOSITIONS
    13.
    发明申请
    PROPYLENE POLYMER COMPOSITIONS 有权
    丙烯聚合物组合物

    公开(公告)号:US20120178882A1

    公开(公告)日:2012-07-12

    申请号:US13496592

    申请日:2010-08-25

    IPC分类号: C08L23/14

    摘要: 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.

    摘要翻译: 包含(重量%)的丙烯组合物:A)70%-95%的多分散指数(PI)值为4.6至10的丙烯均聚物,在25℃下不溶于二甲苯的级分,高于90 %和MFR L(根据ISO 1133的熔体流动速率,条件L,即230℃和2.16kg负荷)为60至120g / 10min; B)5%-30%的丙烯共聚物,其含有34.5%至30.0%极限的乙烯衍生单元; 该组合物的特性粘度在25℃下溶于二甲苯的馏分的特性粘度为3至5dl / g。

    POLYOLEFINIC COMPOSITIONS
    14.
    发明申请
    POLYOLEFINIC COMPOSITIONS 有权
    聚合物组合物

    公开(公告)号:US20120172533A1

    公开(公告)日:2012-07-05

    申请号:US13386381

    申请日:2010-07-20

    IPC分类号: C08L23/16

    摘要: A polymer composition comprising (per cent by weight):a) 57%-74%, of a crystalline propylene polymer having an amount of isotactic pentads (mmmm), measured by 13C-MNR on the fraction insoluble in xylene at 25° C., higher than 97.5 molar % and a polydispersity index ranging from 5 to 10;b) 8 to 15%, of an elastomeric copolymer of ethylene and propylene, the copolymer having an amount of recurring units deriving from ethylene ranging from 30 to 50%, and being partially soluble in xylene at ambient temperature; the polymer fraction soluble in xylene at ambient temperature having an intrinsic viscosity value ranging from 2.5 to 3.5 dl/g; andc) 18-28%, of ethylene homopolymer having an intrinsic viscosity value ranging from 1.5 to 4 dl/g;said composition having a value of melt flow rate ranging from 35 to 60 g/10 min, and the amount of hexane extractables lower than 4.0 wt %.

    摘要翻译: 包含(重量%)的聚合物组合物:a)57%-74%的具有全同立构五单元组的结晶丙烯聚合物(mmmm),通过13C-MNR测量在25℃下不溶于二甲苯的级分。 ,高于97.5摩尔%,多分散指数为5〜10; b)8至15%的乙烯和丙烯的弹性体共聚物,所述共聚物具有一定量的衍生自乙烯的重复单元,范围为30至50%,并且在环境温度下部分溶于二甲苯; 在环境温度下可溶于二甲苯的聚合物级分的特性粘度值为2.5至3.5dl / g; 和c)18-28%的特性粘度值为1.5-4dl / g的乙烯均聚物; 所述组合物的熔体流动速率范围为35至60g / 10min,并且己烷可提取物的量低于4.0wt%。

    POLYOLEFINIC COMPOSITIONS
    15.
    发明申请
    POLYOLEFINIC COMPOSITIONS 有权
    聚合物组合物

    公开(公告)号:US20120165472A1

    公开(公告)日:2012-06-28

    申请号:US13386389

    申请日:2010-07-20

    IPC分类号: C08L23/16

    摘要: A polymer composition comprising (per cent by weight): a) 70-84% of a crystalline propylene polymer having an amount of isotactic pentads (mmmm), measured by 13C-MNR on the fraction insoluble in xylene at 25° C., higher than 97.5 molar %; b) 8-15% of an elastomeric copolymer of ethylene and propylene, the copolymer having an amount of recurring units deriving from ethylene ranging from 25 to 50 wt % and being partially soluble in xylene at ambient temperature; the polymer fraction soluble in xylene at ambient temperature having an intrinsic viscosity value ranging from 2.5 to 3.5 dl/g; and c) 8-15% of ethylene homopolymer having an intrinsic viscosity value ranging from 1.5 to 4 dl/g; said composition having a value of melt flow rate ranging from 55 to 90 g/10 min, and the amount of hexane extractables lower than 3.5 wt %.

    摘要翻译: 包含(重量%)的聚合物组合物:a)通过13C-MNR在25℃下不溶于二甲苯的级分测量的具有全同立构五单元组(Mwmm)的结晶丙烯聚合物的70-84%,更高 大于97.5摩尔% b)8-15%的乙烯和丙烯的弹性体共聚物,该共聚物具有一定量的衍生自乙烯的重复单元,范围为25至50重量%,并且在环境温度下部分可溶于二甲苯; 在环境温度下可溶于二甲苯的聚合物级分的特性粘度值为2.5至3.5dl / g; 和c)8-15%的特性粘度值为1.5-4dl / g的乙烯均聚物; 所述组合物的熔体流动速率范围为55至90g / 10min,并且己烷可提取物的量低于3.5wt%。

    Propylene Polymer Compositions
    17.
    发明申请
    Propylene Polymer Compositions 有权
    丙烯聚合物组合物

    公开(公告)号:US20120046417A1

    公开(公告)日:2012-02-23

    申请号:US13264974

    申请日:2010-04-29

    IPC分类号: C08L23/16

    摘要: A propylene composition comprising (percent by weight): A) 60%-90%, of a crystalline propylene copolymer containing from 3.5% to 10% of ethylene derived units and having a melting temperature Tm (measured by DSC on the as-reactor polymer) ranging from 146° to 160° C.; B) 10%-40%, of a copolymer of propylene containing from 15% to 30%, of ethylene derived units.

    摘要翻译: 包含(重量%)的丙烯组合物:A)60%-90%的含有3.5%至10%乙烯衍生单元并具有熔融温度Tm(在反应器上聚合物上通过DSC测量)的结晶丙烯共聚物 )范围为146°至160°C。 B)10%-40%的含有15%至30%的乙烯衍生单元的丙烯共聚物。