Bimetallic magnesium supported titanium catalyst for ethylene polymerization

被引：5

作者：

Ochedzan-Siodlak, W ^{[1
]}

Nowakowska, M ^{[1
]}

Nowak, B ^{[1
]}

机构：

[1] Univ Opole, Inst Chem, PL-45052 Opole, Poland

来源：

POLIMERY | 2001年 / 46卷 / 02期

关键词：

polymerization of ethylene; supported titanium catalyst; prepolymerization;

D O I：

10.14314/polimery.2001.115

中图分类号：

O63 [高分子化学（高聚物）];

学科分类号：

070305 ; 080501 ; 081704 ;

摘要：

Previously investigated Mg-Al-Ti catalyst has been modified by the application of AlEt3 cocatalyst instead of AlEt2Cl and by the prepolymerization process. Both ways of modifications have increased considerably the activity of the catalyst system studied in ethylene polymerization process. The investigations of active titanium catalyst obtained activated with AlEt3 have revealed the reason for non-linearity of the function of the ethylene polymerization reaction rate versus the catalyst concentration. Additionally, the application of the prepolymerization process has improved the morphology of PE obtained.

引用

页码：115 / 119

页数：5