• Taking nickel catalyst system as an example, the effects of dissolved oxygen on butadiene polymerization and the result of using the pressure-self-raising-unit were analyzed.

    镍系催化剂考察溶解氧丁二烯聚合系统影响,并考察了使用升压后的作用效果。

    dict.cnki.net

  • At appropriate polymerization conditions the binary catalyst system shows a good synergic effect, the polymerization activity is higher than any single catalyst.

    合适的聚合条件下此复式催化剂具有很好的协同作用,催化活性任一单一催化剂的催化活性

    dict.cnki.net

  • Activator is an important component of catalyst system for olefin coordination polymerization, which affects not only polymerization activity but also structure and property of resulting polymer.

    催化剂烯烃配位聚合催化剂重要组成部分不仅可以影响聚合活性而且所得聚合物结构性质也有明显的影响。

    dict.cnki.net

  • In this paper, polymerization of maleimides in a heterogeneous system was studied using nanocrystalline titanium dioxide as catalyst.

    二氧化钛纳米晶作为催化剂马来酰亚胺进行均相聚合反应

    www.dictall.com

  • 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).

    公开内容提供了制备异烯烃聚合物(72)的方法聚合系统,其催化剂体系使用多成形剂(16,26),控制多分散性MWD)。

    ip.com

  • A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided.

    提供了制备喷雾干燥催化剂方法用于烯烃聚合粘度、低发泡的喷雾干燥的催化剂体系

    ip.com

  • A catalyst composition and method for preparing a supported catalyst system for olefin polymerization is provided.

    本发明提供了用于制备烯烃聚合的担载催化剂体系的催化剂组合物方法

    ip.com

  • Polytetrahydrofuran (PTHF) with narrow molecular mass distribution was prepared by cationic ring-opening polymerization of tetrahydrofuran using H_2SO_4 · SO_3-HClO_4 system as a catalyst.

    发烟硫酸-高氯酸为催化剂通过四氢呋喃阳离子开环聚合合成了分子量分布的聚四氢呋喃(PTHF)。

    tech.zidian8.com

  • Polytetrahydrofuran (PTHF) with narrow molecular mass distribution was prepared by cationic ring-opening polymerization of tetrahydrofuran using H_2SO_4 · SO_3-HClO_4 system as a catalyst.

    发烟硫酸-高氯酸为催化剂通过四氢呋喃阳离子开环聚合合成了分子量分布的聚四氢呋喃(PTHF)。

    tech.zidian8.com

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