PIPES AND POLYOLEFIN COMPOSITION FOR THE MANUFACTURE THEREOF
    81.
    发明公开
    PIPES AND POLYOLEFIN COMPOSITION FOR THE MANUFACTURE THEREOF 有权
    ROHRLEITUNGEN UND POLYOLEFINZUSAMMENSETZUNG ZU IHRER HERSTELLUNG

    公开(公告)号:EP2585530A1

    公开(公告)日:2013-05-01

    申请号:EP11723965.7

    申请日:2011-06-08

    Abstract: A heterophasic polypropylene composition comprising (percent by weight referred to the sum of components A) and B)): A) from 80 % to 97 % of a random copolymer of propylene containing from 0.1 to 4 % of 1-hexene derived units; B) from 3-20 % of a copolymer of propylene and ethylene having a content of ethylene derived units ranging from 50 % to 55 % extremes excluded; wherein the heterophasic polypropylene composition is endowed with a Melt Flow Rate: measured according to ISO 1133 (230 °C, 5 Kg) ranging from 0.5 to 5 g/10min; and an intrinsic viscosity (IV) of the fraction soluble in xylene at room temperature ranging from 2.5 to 5.5;

    Abstract translation: 一种多相聚丙烯组合物,其包含(以重量百分数表示的组分A)和B)):A)80%至97%的含有0.1至4%的1-己烯衍生单元的丙烯的无规共聚物; B)从3-20%的丙烯和乙烯的共聚物的乙烯衍生单元的范围为不超过50%至55%的极限; 其中所述多相聚丙烯组合物具有熔体流动速率:根据ISO 1133(230℃,5Kg)测量,范围为0.5至5g / 10min; 和在室温范围为2.5〜5.5的可溶于二甲苯的馏分的特性粘度(Ⅳ)。

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