烷氧基镁载体及其制备聚烯烃催化剂的研究进展  

Review on magnesium alkoxide carriers and their catalysts for polyolefin preparation

作　　者：郎旭东 周奇龙[1] 徐秀东[1] 张锐[1] Lang Xudong;Zhou Qilong;Xu Xiudong;Zhang Rui(Sinopec Beijing Research Institute of Chemical Industry,Beijing 100013,China)

机构地区：[1]中国石化北京化工研究院,北京100013

出　　处：《石油化工》2022年第8期976-981,共6页Petrochemical Technology

摘　　要：烷氧基镁载体的综合性能对聚烯烃催化剂形态及聚合物特性有着明显的影响,已成为Ziegler-Natta催化剂发展研究的重要组成部分。综述了烷氧基镁载体的研究进展,分析了影响载体制备的因素,介绍了基于烷氧基镁载体制备聚烯烃催化剂的主要方法及制备的各类催化剂的特性,并对烷氧基镁载体的优化及其催化剂的制备开发提出了建议。The comprehensive properties of magnesium alkoxide carriers have obvious effects on the morphology of catalyst and polymer properties,and have become an important part of the development and research of Ziegler-Natta catalysts.This paper reviews the research progress of magnesium alkoxide carriers.The factors affecting the carriers preparation are analyzed,and the main preparation methods and characteristics of polyolefin catalysts based on magnesium alkoxide carriers introduced.Several suggestions on the optimization of magnesium alkoxide carriers and their catalysts preparation are put forward.

关 键 词：烷氧基镁 载体 催化剂 聚烯烃 

分 类 号：TQ325.1[化学工程—合成树脂塑料工业]