1·Ketenes, notably dimethyl ketene, readily undergo oligomerization and polymerization.
烯酮，特别是二甲基烯酮，很容易齐聚和。
2·The recent advances in study of chromium-based homogeneous catalysts used in ethylene oligomerization were reviewed.
综述了近年来铬系催化剂催化乙烯齐聚反应的研究进展。
3·This article studies the reaction-mechanism of oligomerization of butadiene and the situation of reaction product utilization.
首先探讨了丁二烯的环三齐聚反应机理，并对其生成物的利用现状做了分析。
4·Synthesis of perfluorous nonene (C9F18) by oligomerization of hexafluoropropylene (C3F6) was studied.
研究了六氟丙烯（C3F6）齐聚合成全氟壬烯（C9F18）的工艺。
5·The invention also discloses a preparation method for the novel complex, a catalyst composition containing the novel complex, and application thereof in ethylene oligomerization and polymerization.
本发明还公开了这种新颖配合物的制备方法，包含该新颖配合物的催化剂组合物及其在乙烯齐聚和聚合中的应用。
1·The cracking and skeletal isomerization became more strong with the rise of reaction temperature, while oligomerization, cyclization and hydrogen transfer reaction became weaker.
随着反应温度的提高，裂化反应和骨架异构化反应增强，但齐聚反应、氢转移反应和环化反应减弱。
2·The influence of solid superacid preparation on its properties and naphthalene oligomerization was investigated in this paper.
研究了固体超强酸催化剂制备条件对催化剂性质及萘齐聚反应的影响。
3·MCM-22 zeolite was synthesized under stirring by hydrothermal method and used as the catalyst for butene oligomerization.
采用水热法合成了新型多孔材料MCM - 22分子筛，并将其用于丁烯齐聚反应。
4·We have studied the oligomerization of tetrafluoroethylene and its application.
研究了四氟乙烯齐聚反应及其产物的应用。