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Heterogeneous Ziegler-Natta Catalyst Based on Neodymium for the Stereospecific Polymerization of Butadiene

✍ Scribed by Fanny Barbotin; Roger Spitz; Christophe Boisson


Publisher
John Wiley and Sons
Year
2001
Tongue
English
Weight
79 KB
Volume
22
Category
Article
ISSN
1022-1336

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Grignard reagent PhMgCl was added during the preparation of the catalyst system MgCl 2 /di-n-butyl phthalate (DNBP)/TiCl 4 {AlEt 3 /diphenyl dimethoxyl silane (DPDMS) to improve its performance. It was found that PhMgCl could enhance both the activity of the catalyst and the isotacticity of the prod