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通过电喷雾电离质谱法测定由甲基铝氧烷(MAO)活化的茂金属催化剂催化乙烯聚合过程中活性物种的速率常数。

Measuring rate constants for active species in the polymerization of ethylene by MAO-activated metallocene catalysts by electrospray ionization mass spectrometry.

作者信息

di Lena Fabio, Quintanilla Esther, Chen Peter

机构信息

Laboratorium für Organische Chemie, ETH Zürich, Switzerland.

出版信息

Chem Commun (Camb). 2005 Dec 14(46):5757-9. doi: 10.1039/b511997a. Epub 2005 Oct 21.

DOI:10.1039/b511997a
PMID:16307136
Abstract

Electrospray ionization mass spectrometry (ESI-MS) of MAO-activated metallocene-catalyzed polymerizations quenched with carbodiimides provides a method for the determination of rate constants in Ziegler-Natta polymerizations.

摘要

用碳二亚胺猝灭茂金属催化的由单活性中心催化剂引发的聚合反应后,通过电喷雾电离质谱(ESI-MS)测定,可以得到在齐格勒-纳塔聚合反应中速率常数的方法。

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