Catalytic system, its method for preparation and method for preparation of a copolymer of ethylene and a conjugated diene
作者： Roger Spitz , Fanny Barbotin , Cristophe Boisson
DOI:
关键词: Polymer chemistry 、 Ethylene 、 Reagent 、 Alkyl 、 Catalysis 、 Organic chemistry 、 Chemistry 、 Lanthanide 、 Magnesium 、 Halogen 、 Cyclopentadienyl complex
摘要: The present invention provides to a catalytic system, its method for preparation, and preparation of copolymer ethylene conjugated diene, which uses this system. A system according the comprises: an organometallic complex compound, is represented by one formula or B: in Ln represents metal lanthanide, atomic number between 57 71; X halogen, can be chlorine, fluorine, bromine iodine; Cp1 Cp2 each comprise cyclopentadienyl fluorenyl group, not substituted, P bridge corresponding MR2, M element column IVA Mendeleev's periodic classification, R alkyl group comprising from 1 20 atoms carbon; co-catalyst selected among magnesium alkyl, lithium aluminium Grignard's reagent, mixtures thereof.
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