• 基本上连续纤维形成无纺是从具有偏斜分子量分 布低于3.5的分散性聚丙烯均聚物形成的。

    A nonwoven web formed of substantially continuous spunmelt fibers is formed from a homopolymer of polypropylene having a skewed molecular weight distribution and a polydispersity of less than 3.5.

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  • 公开内容提供制备异烯烃聚合物(72)的方法聚合系统,其催化剂体系使用成形剂(16,26),控制分散性MWD)。

    The disclosure provides for a process and polymerization system to produce isoolefin polymers (72) utilizing polymorphogenates (16, 26) in the catalyst system to control polydispersity (MWD).

    youdao

  • 公开内容提供制备异烯烃聚合物(72)的方法聚合系统,其催化剂体系使用成形剂(16,26),控制分散性MWD)。

    The disclosure provides for a process and polymerization system to produce isoolefin polymers (72) utilizing polymorphogenates (16, 26) in the catalyst system to control polydispersity (MWD).

    youdao

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