Polymerization of ethylene, propylene and 1-hexene over (2-MeInd)2ZrCl2/MAO catalyst

被引:0
|
作者
Yoon, JS [1 ]
Kwon, OJ
Lee, HK
Lee, IM
Lee, GY
Kang, MS
Xue, M
机构
[1] Inha Univ, Sch Chem Sci & Engn, Inchon 402751, South Korea
[2] Inha Univ, Dept Chem, Inchon 402751, South Korea
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中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Ethylene, propylene and 1-hexene were polymerized over an unbridged metallocene catalyst, bis(2-ethylindenyl)zirconium dichloride [(2-MeInd)(2)ZrCl2]. The catalytic activity toward ethylene polymerization decreased with decreasing polymerization temperature, while reverse trends were observed in the case of propylene and 1-hexene. A slight increase in the mm triad fraction and elastomeric properties of polypropylene was observed when propylene was polymerized at a lower temperature. (C) 1998 Elsevier Science Ltd. All rights reserved.
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页码:879 / 881
页数:3
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