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    PROPYLENE-BASED TERPOLYMERS COMPOSITION FOR PIPES
    1.
    发明申请
    PROPYLENE-BASED TERPOLYMERS COMPOSITION FOR PIPES 审中-公开
    用于管道的丙烯基聚合物组合物

    公开(公告)号：WO2013083617A1

    公开(公告)日：2013-06-13

    申请号：PCT/EP2012/074477

    申请日：2012-12-05

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

    Inventor： GALVAN, Monica ,  PELLEGATTI, Giampaolo ,  TERWYEN, Herbert ,  CAVALIERI, Claudio

    IPC: C08L23/14 ,  B32B1/08 ,  F16L9/12 ,  B32B27/32

    CPC classification number: C08L23/18 ,  B32B1/08 ,  B32B27/32 ,  B32B2597/00 ,  C08L23/14 ,  C08L23/142 ,  C08L2203/18 ,  C08L2205/025 ,  C08L2207/02 ,  F16L9/127 ,  Y10T428/139 ,  Y10T428/1393 ,  C08L23/12

    Abstract: A polyolefin composition comprising: A) from 85.0 wt% to 99.5 wt%; A terpolymer containing propylene, ethylene and 1- hexene wherein: (i) the content of 1-hexene derived units ranges from 1.0 wt% to 5.0%; (ii) the content of ethylene derived units is comprised between 0.5 wt% and 10.0 wt% (iii) the melting temperature ranges from 130° C to 145° C; B) from 0.5 wt% to 10.0 wt%; of a propylene, ethylene copolymer composition comprising: b1) from 12 wt% to 52 wt%; of a propylene homopolymer or a propylene/ethylene copolymer having a content of ethylene derived units ranging from 0.1 wt% to 4.5 wt%; and having a xylene soluble content measured at 25°C lower than 10 wt%; b2) from 48 wt% to 88 wt% of a propylene ethylene copolymer having a content of ethylene derived units ranging from 15.0 wt% to wt% to 42.0 wt%; wherein the resulting polyolefin composition has an melt flow rate (230°C/5 kg..ISO 133) ranging from 0.2 g/10min to 4.0 g/10min; the sum A+B being 100 and the sum b1+b2 being 100.

    Abstract translation: 一种聚烯烃组合物，其包含：A）85.0重量％至99.5重量％; 含有丙烯，乙烯和1-己烯的三元共聚物，其中：（i）1-己烯衍生单元的含量为1.0wt％至5.0％; （ii）乙烯衍生单元的含量为0.5重量％至10.0重量％之间（iii）熔融温度为130℃至145℃; B）为0.5重量％〜10.0重量％ 的丙烯，乙烯共聚物组合物，其包含：b1）12重量％至52重量％; 的丙烯均聚物或丙烯/乙烯共聚物，其乙烯衍生单元的含量范围为0.1重量％至4.5重量％; 并且在25℃下测量的二甲苯可溶物含量低于10重量％; b2）为48重量％至88重量％的乙烯衍生单元含量为15.0重量％至42重量％的丙烯乙烯共聚物; 其中所得的聚烯烃组合物具有0.2g / 10min至4.0g / 10min范围内的熔体流动速率（230℃/ 5kg.ISO 133） 总和A + B为100，总和b1 + b2为100。

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